HUAWEI TECHNOLOGIES CO., LTD. patent applications on May 16th, 2024
Patent Applications by HUAWEI TECHNOLOGIES CO., LTD. on May 16th, 2024
HUAWEI TECHNOLOGIES CO., LTD.: 61 patent applications
HUAWEI TECHNOLOGIES CO., LTD. has applied for patents in the areas of H04L5/00 (6), H04L45/02 (6), H04W24/10 (6), G10L19/008 (4), H04W76/27 (4)
With keywords such as: device, information, network, data, node, communication, terminal, based, signal, and apparatus in patent application abstracts.
Patent Applications by HUAWEI TECHNOLOGIES CO., LTD.
Inventor(s): Peizhi Wang of Shanghai (CN) for huawei technologies co., ltd., Yi Wang of Shanghai (CN) for huawei technologies co., ltd., Minghui Zheng of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): B60J3/04, B60R16/023, G01S17/89, G01S17/931, G06T7/80
Abstract: embodiments of this application provide a method for controlling variable transmittance glass. the method includes: obtaining an elevation angle and a yaw angle of a light source, where the elevation angle indicates an included angle between a direction in which light of the light source is emitted to the target vehicle and a horizontal plane, and the yaw angle indicates an included angle between a connection line between a projection of the light source on the horizontal plane and a centroid of the target vehicle, and a driving direction of the target vehicle; obtaining location information of a target object; obtaining a projection area projected by the target object on the variable transmittance glass based on the location information of the target object, and the elevation angle and the yaw angle of the light source, where the target object is located in the target vehicle.
Inventor(s): Wenkai Fei of Beijing (CN) for huawei technologies co., ltd., Jianqin Liu of Beijing (CN) for huawei technologies co., ltd., Yong Wu of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): G01C21/00
Abstract: in a method of generating an event map, a processing device obtains first information that indicates that there is an association relationship between a first event and a second event. the first information comprises association type information that indicates a type of the association relationship, and the first and second events are events in a map. the processing device then stores the first information as data of the map.
Inventor(s): Zhi LI of Xi'an (CN) for huawei technologies co., ltd., Dandan ZENG of Beijing (CN) for huawei technologies co., ltd., Yongliang WANG of Wuhan (CN) for huawei technologies co., ltd., Yun ZHANG of Shenzhen (CN) for huawei technologies co., ltd., Fangsong WANG of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): G01S5/02
Abstract: this application disclose a method for constructing an indoor map. the method includes: obtaining a plurality of first tracks and a second track, where each first track is a flat-layer track located on an indoor horizontal layer, the second track is a cross-layer track located between different indoor horizontal layers, and a first wireless signal information similarity between each first track point of the first track and each second track point is less than a first threshold; and performing layering on the plurality of first tracks based on a second wireless signal information similarity between the plurality of first tracks, to obtain a layering result, where the layering result may be used to construct an indoor map.
Inventor(s): Shuai Wang of Shenzhen (CN) for huawei technologies co., ltd., Anliang Yu of Shanghai (CN) for huawei technologies co., ltd., Wei Wang of Shanghai (CN) for huawei technologies co., ltd., Zhonghua Cai of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): G01S7/4863, G01S7/484
Abstract: a detection control method and an apparatus are described that are used for target detection, and may be applied to the fields such as intelligent driving, intelligent transportation, surveying and mapping, and intelligent manufacturing. a control apparatus controls a laser emitting unit and a laser receiving unit to perform two phases of laser detection. a first phase of laser detection is used to determine a time location, and a second phase of laser detection is used for target detection in a time window including a first time location. in one aspect, in the second phase of detection process, the control apparatus controls a laser detection unit to receive an echo signal in a first time window. a time for receiving the echo signal is shortened, thus permitting an amount of data in the detection process to be reduced.
20240160253.HINGE AND MOBILE TERMINAL_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Changliang LIAO of Dongguan (CN) for huawei technologies co., ltd., Weifeng WU of Dongguan (CN) for huawei technologies co., ltd., Li LIAO of Dongguan (CN) for huawei technologies co., ltd., Kenji NAGAI of Yokohama (JP) for huawei technologies co., ltd., Ding ZHONG of Dongguan (CN) for huawei technologies co., ltd., Qiao DENG of Yokohama (JP) for huawei technologies co., ltd.
IPC Code(s): G06F1/16, F16C11/04, H04M1/02
Abstract: a hinge and a mobile terminal to resolve poor use effect of a foldable electronic device. the hinge includes a main body, and a first folding assembly and a second folding assembly that are symmetrically disposed along the main body. when the first folding assembly and the second folding assembly are rotated toward each other, a length of the hinge can be extended, and an accommodation space for accommodating the flexible display can be formed. when the first folding assembly and the second folding assembly are rotated away from each other, the length of the hinge can be reduced, and a support surface for supporting the flexible display can be formed, so that the flexible display cannot be stretched, compressed, or the like during folding and unfolding, thereby improving the use effect and safety of the mobile terminal.
Inventor(s): Linbo Li of Chengdu (CN) for huawei technologies co., ltd., Jun Tang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F11/10, G06F3/06
Abstract: a storage method includes: calculating m check blocks of n first data blocks based on a first erasure coding (ec) technology; respectively storing the n first data blocks and the m check blocks of the n first data blocks into (n+m) storage nodes in a storage system; updating the first ec technology to a second ec technology; calculating r check blocks of s second data blocks based on the second ec technology, where s is greater than n, a ratio of s to r is greater than a ratio of n to m, s, r, n, and m are all positive integers, and the second data block is a data block received after the first ec technology is updated to the second ec technology.
Inventor(s): Wei Pan of Shenzhen (CN) for huawei technologies co., ltd., Pingyu Wu of Shenzhen (CN) for huawei technologies co., ltd., Junping Luo of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): G06F13/42
Abstract: a link negotiation system includes a second device that determines a link configuration policy based on a status of a receiver of an interface of the second device, where the link configuration policy indicates an association relationship between a unidirectional logical lane and a unidirectional physical lane in a high-speed serial link between a first device and the second device, the unidirectional logical lane is a logical lane from the first device to the second device in the high-speed serial link, and the unidirectional physical lane is a physical lane from the first device to the second device in the high-speed serial link; and sends the link configuration policy to the first device.
Inventor(s): Timofey Mikhailovich Solovyev of Munich (DE) for huawei technologies co., ltd., Elena Alexandrovna Alshina of Munich (DE) for huawei technologies co., ltd., Biao Wang of Shenzhen (CN) for huawei technologies co., ltd., Alexander Alexandrovich Karabutov of Munich (DE) for huawei technologies co., ltd., Mikhail Vyacheslavovich Sosulnikov of Munich (DE) for huawei technologies co., ltd., Georgy Petrovich Gaikov of Munich (DE) for huawei technologies co., ltd., Han Gao of Shenzhen (CN) for huawei technologies co., ltd., Panqi Jia of Munich (DE) for huawei technologies co., ltd., Esin Koyuncu of Munich (DE) for huawei technologies co., ltd., Sergey Yurievich Ikonin of Moscow (RU) for huawei technologies co., ltd., Semih Esenlik of Munich (DE) for huawei technologies co., ltd.
IPC Code(s): G06V10/82, G06V10/77, G06V20/40, H04N19/513, H04N19/91
Abstract: this application provides methods and apparatuses for processing of picture data or picture feature data using a neural network with two or more layers. the present disclosure may be applied in the field of artificial intelligence (ai)-based video or picture compression technologies, and in particular, to the field of neural network-based video compression technologies. according to some embodiments, two kinds of data are combined during the processing including processing by the neural network. the two kinds of data are obtained from different stages of processing by the network. some of the advantages may include greater scalability and a more flexible design of the neural network architecture which may further lead to better encoding/decoding performance.
Inventor(s): Xingtao Zhang of Shenzhen (CN) for huawei technologies co., ltd., Haiting Li of Beijing (CN) for huawei technologies co., ltd., Zexin Liu of Shenzhen (CN) for huawei technologies co., ltd., Lei Miao of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): G10L19/008
Abstract: an inter-channel phase difference (ipd) parameter extraction method includes obtaining a parameter for obtaining an information extraction manner for a current frame of a multi-channel signal; obtaining an ipd parameter extraction manner for the current frame based on the parameter for obtaining the information extraction manner, where the obtained ipd parameter extraction manner is one of at least two preset ipd parameter extraction manners; and obtaining an ipd parameter of the current frame based on the obtained ipd parameter extraction manner for the current frame.
Inventor(s): Zexin Liu of Shenzhen (CN) for huawei technologies co., ltd., Xingtao Zhang of Shenzhen (CN) for huawei technologies co., ltd., Haiting Li of Beijing (CN) for huawei technologies co., ltd., Lei Miao of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): G10L19/008, G10L19/022
Abstract: a multi-channel signal encoding method includes obtaining a multi-channel signal of a current frame; determining an initial multi-channel parameter of the current frame; determining a difference parameter based on the initial multi-channel parameter of the current frame and multi-channel parameters of previous k frames of the current frame, where the difference parameter represents a difference between the initial multi-channel parameter of the current frame and the multi-channel parameters of the previous k frames, and k is an integer greater than or equal to one; determining a multi-channel parameter of the current frame based on the difference parameter and a characteristic parameter of the current frame; and encoding the multi-channel signal based on the multi-channel parameter of the current frame.
20240162617.STACKED PATCH ANTENNA DEVICE_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Rahul BATRA of Munich (DE) for huawei technologies co., ltd., Simon TEJERO ALFAGEME of Munich (DE) for huawei technologies co., ltd., Jordi BALCELLS VENTURA of Munich (DE) for huawei technologies co., ltd., Sebastian ILSANKER of Munich (DE) for huawei technologies co., ltd.
IPC Code(s): H01Q9/04, H01Q1/38, H01Q1/48
Abstract: a stacked patch antenna device is provided which comprises: a ground layer and a stack of patch antenna elements being mounted over each other and over the ground layer. each patch antenna element comprises: a metal sheet having a plurality of peripheral areas; at least one feeding pin configured to connect the patch antenna element to a feeding circuit for inductively feeding the patch antenna element. each patch antenna element comprises a plurality of capacitive pads for capacitively coupling the patch antenna element with another patch antenna element underneath the patch antenna element or with the ground layer. each capacitive pad is mounted below a respective peripheral area of the metal sheet and attached to the respective peripheral area of the metal sheet by a metal connector.
Inventor(s): Qinghui HOU of Dongguan (CN) for huawei technologies co., ltd., Chengjun YANG of Shanghai (CN) for huawei technologies co., ltd., Xialing ZHANG of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H02M3/07, H02J7/00, H02M1/32
Abstract: this application provides a voltage conversion circuit, which includes: a first switch unit, connected in series between an input end and a first node; a second switch unit, connected in series between the first node and a second node; a first capacitor unit, connected in series between the first node and a third node; a second capacitor unit, connected in series between the second node and a fourth node; a third switch unit, connected in series between the third node and a fifth node; a fourth switch unit, connected in series between the third node and a ground end; a fifth switch unit, connected in series between the fifth node and an output end; a third capacitor unit, connected in series between the fifth node and a sixth node; a sixth switch unit, connected in series between the sixth node and the output end; a seventh to tenth switch units.
Inventor(s): Luis GARCIA ORDONEZ of Boulogne Billancourt (FR) for huawei technologies co., ltd., Maxime GUILLAUD of Boulogne Billancourt (FR) for huawei technologies co., ltd., Ganghua YANG of Shanghai (CN) for huawei technologies co., ltd., Paul FERRAND of Boulogne Billancourt (FR) for huawei technologies co., ltd., Melissa DUARTE GELVEZ of Boulogne Billancourt (FR) for huawei technologies co., ltd., Xu LI of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H03M1/64
Abstract: a modulo-based adc implementation is provided and involves converting an input analog signal into phases of other m periodic analog reference signals based on one or more transfer functions, wherein m≥2. the phase of each of the m reference signals comprises a folded signal corresponding to the input analog signal that is amplitude-folded to fall within a required amplitude range. this signal-to-phase conversion allows a modulo operation to be implemented over the input analog signal. further, the m reference signals are used to obtain m discrete-time digital signals which, in turn, are used to obtain a digital representation of the input analog signal.
20240162947.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Senbao Guo of Xi’an (CN) for huawei technologies co., ltd., Ye Yang of Shanghai (CN) for huawei technologies co., ltd., Xin Meng of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04B7/0456
Abstract: embodiments of this application disclose a communication method and apparatus. therefore, a beam gain of downlink channel transmission is improved, and a phase mismatch performance loss is small. the method in embodiments of this application includes: a network device may determine a first downlink statistical autocorrelation matrix of a downlink channel based on a first uplink statistical autocorrelation matrix of an uplink channel, indicate, based on a first weight indicated by a terminal, the terminal to receive a second weight of data, then determine a third weight different from the second weight based on the first downlink statistical autocorrelation matrix and the second weight, and send the data to the terminal based on the third weight.
20240162954.COMMUNICATION APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Meiyu HUANG of Shanghai (CN) for huawei technologies co., ltd., Hui GAO of Dongguan (CN) for huawei technologies co., ltd., Shaofeng SUN of Shanghai (CN) for huawei technologies co., ltd., Jiachong ZHOU of Shanghai (CN) for huawei technologies co., ltd., Qingming ZHU of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04B7/06, H04B17/336, H04W72/20, H04W72/51
Abstract: embodiments of this application disclose a communication apparatus, and relate to the communication field. the communication apparatus specifically includes a first antenna group and a second antenna group. a quantity of element units in the second antenna group is greater than a quantity of element units in the first antenna group. the first antenna group is connected to a first radio frequency channel, and the second antenna group is connected to a second radio frequency channel. the first antenna group may be driven using a first radio frequency channel group to meet a requirement for an antenna coverage capability of a base station. the second antenna group is driven using a second radio frequency channel group to meet a beamforming requirement of a traffic channel of the base station.
Inventor(s): Qingyu Chen of Chengdu (CN) for huawei technologies co., ltd., Pengxin Bao of Chengdu (CN) for huawei technologies co., ltd., Haibo Wen of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04B10/07, B60R16/023
Abstract: a fault information transmission method applied to a system including a first device and a second device in the fault information transmission method, when a fault occurs in a first transmission unit of the first device, the first device sends fault information to the second device, where the fault information indicates a fault cause of the first transmission unit; a second transmission unit of the second device receives the fault information, stores the fault information in a storage space, and sends a notification signal to a processing unit of the second device; and the processing unit receives the notification signal, and reads the fault information in the storage space.
Inventor(s): Jinxin Ge of Nanjing (CN) for huawei technologies co., ltd., Xiaoliang Gong of Shenzhen (CN) for huawei technologies co., ltd., Jianhua Xu of Nanjing (CN) for huawei technologies co., ltd., Shuai Yuan of Nanjing (CN) for huawei technologies co., ltd., Chao Ren of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04B10/29, H04B10/2575
Abstract: a system includes a baseband component, an optical transceiver component, a first pluggable radio frequency component, and a wireless head-end component. the baseband component is configured to provide a radio frequency signal to the first pluggable radio frequency component through the optical transceiver component. the optical transceiver component is connected to the first pluggable radio frequency component through an optical fiber. the first pluggable radio frequency component is connected to the wireless head-end component in a plugging manner.
Inventor(s): Lei GAO of Beijing (CN) for huawei technologies co., ltd., Xingqing CHENG of Beijing (CN) for huawei technologies co., ltd., Qingchun HE of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L1/1812, H04L1/1829
Abstract: this application provides data transmission methods and devices. an example method includes: receiving, in a current transmission opportunity used for transmitting first data, control information and a first data packet of the first data from a first node, where the control information includes a sequence number (sn) of the first data packet, the control information fails to be received, in m continuous transmission opportunities that are used for receiving the first data and that are before the current transmission opportunity, from the first node, and m is an integer greater than 0; and in response to determining that m is greater than or equal to a first threshold, determining that the first data packet is a new data packet.
Inventor(s): Mengshi HU of Shenzhen (CN) for huawei technologies co., ltd., Jian YU of Shenzhen (CN) for huawei technologies co., ltd., Ming GAN of Shenzhen (CN) for huawei technologies co., ltd., Chenchen LIU of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L5/00, H03M13/11, H04W72/04, H04W72/23
Abstract: this application provides example communication methods and devices to improve wireless local area network (wlan) communication efficiency. in an example method, an access point (ap) sends first indication information. the first indication information indicates a first resource unit (ru) of a station (sta). the ap sends second indication information. the second indication information indicates whether the sta is allowed to send a physical layer protocol data unit (ppdu) based on a part of the first ru, and when the second indication information indicates that the sta is allowed to send the ppdu based on the part of the first ru. the ppdu includes a low density parity check (ldpc) extra symbol segment. the ap receives a first ppdu. a second ru occupied by the first ppdu is the part of the first ru. the first ppdu includes the ldpc extra symbol segment.
Inventor(s): Haiguang WANG of Singapore (SG) for huawei technologies co., ltd., Xin KANG of Singapore (SG) for huawei technologies co., ltd., Tieyan LI of Singapore (SG) for huawei technologies co., ltd., Cheng Kang CHU of Singapore (SG) for huawei technologies co., ltd., Zhongding LEI of Singapore (SG) for huawei technologies co., ltd.
IPC Code(s): H04L9/00, H04L9/30, H04L9/32
Abstract: this disclosure discloses a device management method, system, and apparatus. the method includes: a second device sends an identity file to a first access control node, to indicate the first access control node to store the identity file in a file system, where the identity file includes identity information of a first device and a public key of the second device. the second device receives a first identifier sent by the first access control node. the first identifier is used to read the identity file from the file system. after verification is performed on the second device and information about a device associated with the first device in association information and succeeds, the first access control node sends the identity file to the file system. the association information is stored in a database node and a blockchain.
Inventor(s): Lei Gao of Beijing (CN) for huawei technologies co., ltd., Xingqing Cheng of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L27/18, H04B1/715, H04L1/00
Abstract: in an advertising method, a first device generates a first signal, where a modulation type of the first signal is psk modulation. the first signal sequentially includes a sequence part, a first part, and a second part. the sequence part includes at least one of a predefined sequence, a predefined signal, a preconfigured sequence, and a preconfigured signal. the first part includes first control information encoded by using a polar code. the second part includes first advertisement information. the first device sends the first signal on a first advertisement dedicated frequency hopping channel.
Inventor(s): Ming Wu of Shenzhen (CN) for huawei technologies co., ltd., Hao Tang of Ottawa (CA) for huawei technologies co., ltd., Chi Zhang of Shanghai (CN) for huawei technologies co., ltd., Mengying Ding of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04L27/26, H04B7/0452, H04J11/00, H04L5/00, H04L5/14, H04W72/04
Abstract: a method for determining a reference signal sequence, a terminal device, and a network device, the including receiving, by a terminal device, first indication information sent by a network device, determining, by the terminal device, a target resource based on the first indication information, determining, by the terminal device, a reference signal sequence based on parameters of a first bandwidth and parameters of a second bandwidth, and sending or receiving, by the terminal device, the reference signal sequence on the target resource.
Inventor(s): Xiaolu WANG of Hangzhou (CN) for huawei technologies co., ltd., Hejia LUO of Hangzhou (CN) for huawei technologies co., ltd., Rong LI of Boulogne Billancourt (FR) for huawei technologies co., ltd., Jun WANG of Hangzhou (CN) for huawei technologies co., ltd.
IPC Code(s): H04L27/26, H04W28/26
Abstract: embodiments of this application disclose a communication processing method, including: a first communication device determines a first tone reservation pattern. the first communication device communicates a data signal by using the first tone reservation pattern. the first tone reservation pattern is determined based on a first bandwidth part bwp, or the first tone reservation pattern is determined based on a first beam. the first bandwidth part is used for communicating the data signal between the first communication device and a second communication device, and the first beam is used for communicating the data signal between the first communication device and the second communication device. it can be learned that the first tone reservation pattern is more suitable for the first communication device and the second communication device.
Inventor(s): Baojian ZHOU of Shenzhen (CN) for huawei technologies co., ltd., Chenchen LIU of Shenzhen (CN) for huawei technologies co., ltd., Jiajin LUO of Shenzhen (CN) for huawei technologies co., ltd., Xiaohui PENG of Shenzhen (CN) for huawei technologies co., ltd., Xiaoyue HOU of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L27/26
Abstract: embodiments of the present invention disclose orthogonal frequency division multiplexing (ofdm) signal generation methods, related devices, and related application systems. an example method may include: obtaining parameter information of an ofdm signal; determining n first subcarriers and p second subcarriers from m subcarriers based on a preset parameter d; separately allocating signal power to the n first subcarriers and the p second subcarriers in two phases, to determine waveforms of the two phases, that is, a first waveform and a second waveform; and generating an ofdm signal including waveform symbols of the two phases.
Inventor(s): Osama Abboud of Munich (DE) for huawei technologies co., ltd., Riccardo Trivisonno of Munich (DE) for huawei technologies co., ltd., Ishan Vaishnavi of Munich (DE) for huawei technologies co., ltd., Qing Wei of Munich (DE) for huawei technologies co., ltd., Patrice Michel, Christophe Hédé of Boulogne Billancourt (FR) for huawei technologies co., ltd.
IPC Code(s): H04L41/12, H04L41/14, H04W28/08
Abstract: the present invention relates to edge computing (ec) systems. the invention presents an ec entity of an ec system, and a mobile communication core (mcc) entity for a mcc system, like a 3gpp system. the ec entity is configured to obtain topology information of the ec system, and expose the topology information to another network, in particular to a mcc system. the mcc entity is configured to receive topology information of an ec system from the ec entity, and provide the topology information to a network exposure function (nef) or to a policy control function (pcf) of the mcc system.
Inventor(s): Tao Qin of Beijing (CN) for huawei technologies co., ltd., Yang Huang of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L43/0811, H04L45/02
Abstract: this application provides a fault detection method, an apparatus, and a system. the method includes: a transmit end apparatus includes, when sending a border gateway protocol bgp message used for advertising a route, a bidirectional forwarding detection discriminator bfd discriminator configured by the transmit end apparatus, to trigger a receive end apparatus to automatically create an sbfd session used for detecting reachability of a target object associated with the transmit end apparatus, where the target object may be a locator address or a next-hop address of the route.
Inventor(s): Mingyu ZHAO of Shanghai (CN) for huawei technologies co., ltd., Xueqiang YAN of Shanghai (CN) for huawei technologies co., ltd., Jianjun WU of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L45/02
Abstract: a communication system, method, and apparatus are provided. the communication system includes a first edge cloud deploying first group of user service nodes (usns) that form a hash ring corresponding to the first edge cloud and a second edge cloud deploying a second group of usns that form a hash ring corresponding to the second edge cloud. a usn is configured to provide a service for a terminal device corresponding to the usn. the communication system may further include a mapping system including one or more distributed mapping nodes that store information about the usns on the first and second edge cloud. the information about a usn includes identification information of the usn and identification information of the terminal device corresponding to the usn. when the mapping system includes a plurality of distributed mapping nodes, the mapping nodes form one or more hash rings corresponding to the mapping system.
Inventor(s): Huaimo Chen of Bolton MA (US) for huawei technologies co., ltd., Dean Cheng of Los Altos CA (US) for huawei technologies co., ltd.
IPC Code(s): H04L45/021, H04L45/00
Abstract: a network node (n) for handling igp flooding topology (ft) inconsistency by obtaining a new ft and setting a ft flag field (ft field) in a data packet (dp) to indicate whether a link between n and a second node (n) is on the new ft. n transmits the dp to n. n receives a second dp from n that includes the ft field set by n to indicate whether the link between the network node and n is on the new ft as determined by n. n sets a ft inconsistency field in a link state packet to indicate an inconsistency in the new ft when the ft field set by n and the ft field set by n are different for a given time. n distributes the ls to at least one node in the network.
20240163200.BGP for BIER-TE Path_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Huaimo Chen of Bolton MA (US) for huawei technologies co., ltd.
IPC Code(s): H04L45/036, H04L45/02, H04L45/741
Abstract: a method implemented by a controller configured to implement a border gateway protocol (bgp) and control a bit index explicit replication traffic/tree engineering (bier-te) domain. the method includes generating an update message comprising a bier-te path subsequent address family indicator (safi), a network layer reachability information (nlri) including a distinguisher, and an attribute including a type length value (tlv) having a tunnel type and a path bit positions sub-tlv. the method further includes distributing the update message to a bit forwarding router (bfr) in the bier-te domain.
20240163202.FRAMEWORK FOR BIER FAST REROUTE_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Huaimo Chen of Bolton MA (US) for huawei technologies co., ltd.
IPC Code(s): H04L45/00, H04L45/02, H04L45/28
Abstract: a method implemented by a network node in a bier domain includes obtaining, by a control plane of the network node, an ip lfa from a fib or rib through a first interface, using, by the control plane of the network node, the ip lfa to build a bifte when the ip lfa is an expected type, accessing, by the control plane of the network node, a bier network topology in an lsdb through a second interface, computing an lfa of the expected type, and using the lfa to build the bifte when the ip lfa is not of the expected type, updating, by the control plane of the network node, the bifte in a data plane of the network node through a third interface; and forwarding, by the data plane of the network node, bier packets using the bifte to avoid a failure.
Inventor(s): Hao Wang of Shenzhen (CN) for huawei technologies co., ltd., Zhijun Zhang of Shenzhen (CN) for huawei technologies co., ltd., Feng Li of Shenzhen (CN) for huawei technologies co., ltd., Xingmin Guo of Shanghai (CN) for huawei technologies co., ltd., Songping Yao of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L45/24, H04L45/122, H04L45/243
Abstract: a multipath aggregation scheduling method and an electronic device provide for configuring transmission sequences of network packets on different paths when there are a plurality of paths between a client and a service end. this enables a network packet sent later on any of the plurality of paths to be sent first on at least one other path, thereby increasing transmission rate of the network.
Inventor(s): Ali MUNIR of Kitchener (CA) for huawei technologies co., ltd., Shiva KETABI of Toronto (CA) for huawei technologies co., ltd., Mahmoud Mohamed BAHNASY of Waterloo (CA) for huawei technologies co., ltd., Sepehr ABBASI ZADEH of Toronto (CA) for huawei technologies co., ltd., Yashar GANJALI of North York (CA) for huawei technologies co., ltd.
IPC Code(s): H04L47/31
Abstract: the present disclosure provides methods and apparatus for improved congestion signaling. according to an aspect, a method is provided. the method includes receiving, by a switch, at a first ingress port, a first packet originated at a source. the method may further include sending, by the switch via a first egress port, the first packet toward a destination. the method may further include receiving, by the switch, at a second ingress port, a second packet destined for the source. the method may further include marking, by the switch, the second packet based on congestion information of the first egress port. the method may further include sending, by the switch via a second egress port, the second packet toward the source.
Inventor(s): Yong Cui of Beijing (CN) for huawei technologies co., ltd., Mowei Wang of Shenzhen (CN) for huawei technologies co., ltd., Cong Liang of Beijing (CN) for huawei technologies co., ltd., Yashe Liu of Beijing (CN) for huawei technologies co., ltd., Ru Liang of Beijing (CN) for huawei technologies co., ltd., Yong Jiang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L49/253, H04L49/112, H04Q11/04
Abstract: an information transmission method and a related device applied to a cloud service system are provided. the cloud service system includes an arbiter, a first switch, and a first server group. the arbiter is connected to the first server group by using the first switch. the method includes: a first server obtains a first identifier of the first server in the first server group. the first server determines, in a first slot, a first time domain location corresponding to the first identifier. the first time domain location is a time domain location at which the first switch receives a first request to be processed by the arbiter, and different identifiers correspond to different time domain locations in the first slot. the first server sends the first request to the first switch based on the first time domain location.
Inventor(s): Yong Wang of Shenzhen (CN) for huawei technologies co., ltd., Jing Chen of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04L9/40
Abstract: an address verification method and a corresponding apparatus are applied to the field of communication technologies, and in particular, relate to a short-range communication technology. during specific application, a second node receives first information from a first node. the first information includes a first to-be-resolved address and a first resolving key index that are of the first node. the first resolving key index indicates a first resolving key. then, the second node can determine an identity address of the first node based on the first resolving key index and the first to-be-resolved address. the identity address uniquely identifies the first node. the first to-be-resolved address includes verification information for verifying the first resolving key. the first resolving key corresponds to a first identity address.
Inventor(s): Enfeng Yang of Nanjing (CN) for huawei technologies co., ltd., Yunfeng Peng of Nanjing (CN) for huawei technologies co., ltd., Lijuan Chang of Nanjing (CN) for huawei technologies co., ltd., Renzhou Zhang of Nanjing (CN) for huawei technologies co., ltd.
IPC Code(s): H04L65/75, H04N7/14
Abstract: in a method, a media delivery server may receive indication information that indicates a man-machine interaction environment of a user corresponding to ue during a call service execution period and that is sent by the ue. then, the media delivery server may determine, based on the indication information, whether to deliver media content to the ue during the call service execution period. alternatively, after receiving the indication information, the media delivery server may determine to-be-delivered media content based on the indication information, and deliver the to-be-delivered media content to the ue during the call service execution period. the indication information can reflect the man-machine interaction environment of the user during the call service execution period.
Inventor(s): FNU Hendry of San Diego CA (US) for huawei technologies co., ltd., Ye-Kui Wang of San Diego CA (US) for huawei technologies co., ltd., Jianle Chen of San Diego CA (US) for huawei technologies co., ltd.
IPC Code(s): H04N19/107, H04N19/14, H04N19/162, H04N19/169, H04N19/172, H04N19/174, H04N19/30, H04N19/46
Abstract: a method of decoding a coded video bitstream implemented by a video decoder is provided. the method includes the video decoder determining whether a gradual decoding refresh (gdr) picture in the coded video bitstream is an initial picture in decoding order or the initial picture following an end of sequence (eos) network abstraction layer (nal) unit in the decoding order; setting a flag to a value to prevent the gdr picture from being output when the gdr picture is the initial picture in decoding order or the initial picture following the eos nal unit in the decoding order; decoding the gdr picture; and storing the gdr picture in a decoded picture buffer (dpb).
Inventor(s): Roman Igorevich CHERNYAK of Moscow (RU) for huawei technologies co., ltd., Timofey Mikhailovich SOLOVYEV of Munich (DE) for huawei technologies co., ltd., Yin ZHAO of Hangzhou (CN) for huawei technologies co., ltd., Sergey Yurievich IKONIN of Moscow (RU) for huawei technologies co., ltd., Jianle CHEN of San Diego CA (US) for huawei technologies co., ltd.
IPC Code(s): H04N19/119, H04N19/159, H04N19/176, H04N19/186, H04N19/96
Abstract: apparatuses and methods for intra sub-partitions (isp) are provided. the method includes: obtaining information of isp, and determining a size of a chroma transform block (tb) of the coding unit based on subwidthc and subheightc when at least a first condition is fulfilled. the first condition includes the information of isp indicates that isp is used for splitting the luma coding block. subwidthc and subheightc are variables depending on chroma format information. the chroma format information indicates a chroma format of a picture the coding unit belongs to. the method can apply to all chroma format. the chroma format includes at least one of: 4:2:0, or 4:2:2, or 4:4:4. an accurate and versatile way to determine the size of the chroma transform block for the isp is achieved.
Inventor(s): FNU Hendry of San Diego CA (US) for huawei technologies co., ltd., Ye-Kui Wang of San Diego CA (US) for huawei technologies co., ltd.
IPC Code(s): H04N19/46, H04N19/159, H04N19/172
Abstract: a video coding mechanism is disclosed. the mechanism includes receiving a bitstream comprising a flag and a plurality of coded pictures including an intra random access point (irap) picture and one or more non-leading pictures associated with the irap picture. when the flag is set to a first value any leading pictures associated with the irap picture precede, in decoding order, all non-leading pictures associated with the irap picture. when the flag is set to a second value a non-leading picture precedes, in decoding order, an initial leading picture associated with the irap picture. the irap picture, any leading pictures associated with the irap picture, and the one or more non-leading pictures associated with the irap picture are decoded in decoding order based on the flag.
Inventor(s): Jishun Huang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04N21/43
Abstract: a method for synchronously playing video data in response to a triggered function operation includes, stopping playing the video data and displaying a function corresponding to the function operation. a playing time point is determined for synchronously playing video data again and target video data. the target video data is video data to be synchronously played at the playing time point. the preloaded target video data is played at a moment corresponding to the playing time point, and a synchronous playing state is entered.
Inventor(s): Qingfeng Xue of Xi'an (CN) for huawei technologies co., ltd., Jiachen Yang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04N21/4363, H04N21/41, H04N21/439, H04N21/835
Abstract: this application provides a method for continuing playback of audio. in the method, a wearable device can send a mac address of a mobile device paired with the wearable device to a remote control device, the remote control device sends the mac address of the mobile device to an electronic device, the electronic device sends playback information of current playback content on the electronic device to the mobile device based on the mac address of the mobile device, and the mobile device can resume playing, based on the playback information, an audio of the playback content that is being played on the electronic device.
Inventor(s): Jintao Zhu of Xi’an (CN) for huawei technologies co., ltd., Fei Li of Boulogne Billancourt (FR) for huawei technologies co., ltd., Kai Zhou of Shenzhen (CN) for huawei technologies co., ltd., Hui Ding of Xi’an (CN) for huawei technologies co., ltd.
IPC Code(s): H04W12/069, H04L9/30
Abstract: this application provides a wireless communication method and apparatus. the wireless communication method includes: a first device obtains first information, where the first information includes a correspondence between first customer premise equipment and at least one first terminal device, and a correspondence between the first terminal device and at least one second terminal device. the first device configures the first information on a second device, where the first information is used by the second device to verify that a received service packet is a service packet sent by the first terminal device to the second terminal device by using the first customer premise equipment. therefore, accuracy of service packet transmission of an industrial terminal device can be ensured, an industrial terminal or customer premise equipment can be prevented from being attacked to some extent, a loss caused by the attack on the device is reduced, and information security of the industrial terminal device in an industrial field network and an entire industrial field network is improved.
20240163674.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Bin XU of Beijing (CN) for huawei technologies co., ltd., Lei CHEN of Beijing (CN) for huawei technologies co., ltd., Bingzhao LI of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W12/30
Abstract: this application provides a communication method and apparatus. the method includes: a network device performs first security processing on user plane control data. the first security processing includes encryption processing and/or integrity protection processing. the network device sends processed user plane control data to a terminal device. the user plane control data includes a mac layer control pdu and a mac ce. the terminal device performs decryption processing and/or integrity verification processing on the received user plane control data. in this way, network security is improved.
Inventor(s): Youyang Yu of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W28/02, H04W28/20, H04W28/24
Abstract: a communication method and a communication apparatus. the method includes a core network element configurings first parameter information. the first parameter information is quality of service qos control parameter information of a non-3rd generation partnership project n3gpp access technology, and the first parameter information is used to perform qos control on a service flow data packet transmitted by a first terminal device by using the n3gpp access technology. the core network element sends the first parameter information. in
Inventor(s): Xingxing HU of Shanghai (CN) for huawei technologies co., ltd., Xudong YANG of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W28/06, H04W24/02, H04W24/10, H04W28/02
Abstract: a network optimization method includes sending, by a first access network device, first information to a terminal device, and receiving, by the first access network device, second information from the terminal device. the first information includes application layer measurement configuration information, network slice scope information or a service type. the network slice scope information includes at least one network slice identifier. the second information includes a first application layer measurement result corresponding to the first information and identification information corresponding to the first application layer measurement result. the identification information includes an identifier of a protocol data unit (pdu) session.
Inventor(s): Qiang FAN of Shanghai (CN) for huawei technologies co., ltd., Jingcong SUN of Shenzhen (CN) for huawei technologies co., ltd., Xiaoying XU of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W28/06, H04L69/22
Abstract: embodiments of this application provide an information indication method and apparatus. the method includes: a cp indicates, to a up by using first information, a maximum number of ehc contexts that can be established by the up for ue, a drb of the ue, or a pdu session of the ue in a downlink direction, so that the up can establish a proper number of ehc contexts for the ue, the drb of the ue, or the pdu session of the ue in the downlink direction based on the maximum number. this resolves a problem that a up in an access network device in a split architecture cannot establish a proper number of ehc contexts for the ue because the up does not know a capability of the ue.
Inventor(s): Apostolos Kousaridas of Munich (DE) for huawei technologies co., ltd., Emmanouil Pateromichelakis of Munich (DE) for huawei technologies co., ltd., Chan Zhou of Munich (DE) for huawei technologies co., ltd.
IPC Code(s): H04W28/24, H04W24/10, H04W28/02
Abstract: the present disclosure relates to providing a quality of service (qos) function for the communication services in communication networks. the disclosure presents a device for providing a qos function, for a communication service of an application entity in a communication network comprising a plurality of network entities. the device is configured to transmit a monitoring request to one or more of: the application entity, a network entity, and a user equipment (ue), obtain a monitoring response from one or more of: the application entity, the network entity, and the ue, determine a change in qos of the communication service of the application entity, based on the obtained monitoring response, and transmit the determined change in the qos to the application entity and/or at least one of the network entities in the communication network.
Inventor(s): Jagdeep Singh AHLUWALIA of Berkshire (GB) for huawei technologies co., ltd., Haibo XU of Beijing (CN) for huawei technologies co., ltd., Mengchen ZHANG of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W36/18, H04W36/00
Abstract: this disclosure provides communications devices for performing hand over. in an implementation, a network device is configured to operate as a source node for a user device, wherein the user device is handed over from the source node to a target node during an ongoing communication session in a communications network, wherein the source node is configured to transmit an indication to the target node, wherein the indication indicates that the source node being an anchor node for the user device during the ongoing communication session.
Inventor(s): Ming Gan of Shenzhen (CN) for huawei technologies co., ltd., Dandan Liang of Shenzhen (CN) for huawei technologies co., ltd., Jian Yu of Shenzhen (CN) for huawei technologies co., ltd., Yuchen Guo of Shenzhen (CN) for huawei technologies co., ltd., Yunbo Li of Shenzhen (CN) for huawei technologies co., ltd., Xun Yang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W40/24, H04W76/19
Abstract: this application provides a communications method and a communications apparatus. a first station in a first multi-link device sends first information to a second multi-link device, where the first information is used to indicate a frequency at which how often a station in a power saving mode in the first multi-link device receives a beacon frame. in this way, the second multi-link device may learn about, based on the first information, how often a frequency at which a station in the first multi-link device receives a beacon frame, thereby helping the second multi-link device effectively manage a cache service of each station in the first multi-link device and manage a data buffer space.
Inventor(s): Fei Sun of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H04W48/16, H04W74/0833
Abstract: in accordance with an embodiment, a method includes: receiving downlink control information comprising at least one piece of information of the following: an identifier of a first slice, an identifier of a first slice group, a random access resource configuration index corresponding to the first slice, or a random access resource configuration index corresponding to the first slice group; and receiving a random access response in response to a second slice or a second slice group that the terminal requests to access corresponding to the at least one piece of information comprised in the downlink control information, where the random access response corresponds to the first slice, the first slice group, the random access resource configuration index of the first slice, or the random access resource configuration index of the first slice group.
Inventor(s): Haibo Xu of Beijing (CN) for huawei technologies co., ltd., Jian Wang of Beijing (CN) for huawei technologies co., ltd., Yongbo Zeng of Shenzhen (CN) for huawei technologies co., ltd., Liping Chen of Shenzhen (CN) for huawei technologies co., ltd., Hongyue Wang of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W52/02, H04B7/0413, H04W8/24, H04W24/10, H04W76/27, H04W76/30
Abstract: a radio resource configuration adjustment method includes detecting, by user equipment, an overheating problem or that the overheating problem is alleviated, and sending, by the user equipment, a first message to a network device, where the first message is used to notify the network device that the overheating problem occurs in the user equipment or the overheating problem is alleviated; receiving, by the user equipment, a response message sent by the network device, where the response message is used to instruct the user equipment to perform one of the following operations, and the operations include deactivating a secondary serving cell, activating a secondary serving cell, releasing a secondary serving cell, and adding a secondary serving cell; and deactivating, by the user equipment, a secondary serving cell, or activating a secondary serving cell, or releasing a secondary serving cell, or adding a secondary serving cell according to the response message.
20240163818.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Zhihu Luo of Beijing (CN) for huawei technologies co., ltd., Zhe Jin of Beijing (CN) for huawei technologies co., ltd., Hailong Hou of Beijing (CN) for huawei technologies co., ltd., Weilin Qu of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W56/00
Abstract: this application provides a communication method and apparatus, to resolve a problem of receiving and sending an ssb in a bandwidth-limited network such as a dedicated network. the method includes: generating a sequence corresponding to a first synchronization signal/physical broadcast channel block (ssb), and determining a first ssb frequency location; and sending, based on the determined first ssb frequency location, the sequence corresponding to the first ssb. the first ssb frequency location is associated with bandwidth of a network in which the first ssb is located, or the first ssb frequency location is related to at least one of a lowest frequency of a network or a highest frequency of the network.
Inventor(s): Chuili KONG of Hangzhou (CN) for huawei technologies co., ltd., Gongzheng ZHANG of Hangzhou (CN) for huawei technologies co., ltd., Yunfei QIAO of Hangzhou (CN) for huawei technologies co., ltd., Yinggang DU of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W56/00
Abstract: this application discloses a communication method. the method includes: a terminal device obtains a first message, where the first message carries target adjustment information. the terminal device obtains a second message, where the second message carries a timing advance (ta). the terminal device adjusts uplink sending time based on the target adjustment information and the ta. embodiments of this application further provide a corresponding terminal device, network device, and storage medium.
Inventor(s): Longyu CAO of Shanghai (CN) for huawei technologies co., ltd., Yaoguang WANG of Shanghai (CN) for huawei technologies co., ltd., Yijun YU of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H04W60/04, H04L41/0894, H04W76/20
Abstract: a communication method and a related apparatus. an access network device sends a first request message, where the first request message includes a first identifier indicating a user equipment management service. the first request message requests to establish a pdu session for the user equipment management service. the control plane network element configures an ip address of user equipment, a qos flow identifier, and first indication information indicates to establish a user equipment management channel. based on the first request message. the control plane network element of the core network sends a second request message to the access network device. the second request message includes the ip address of the user equipment, the qos flow identifier, and the first indication information. the access network device constructs user equipment management channel information.
Inventor(s): Yongping Zhang of Beijing (CN) for huawei technologies co., ltd., Baojin Li of Beijing (CN) for huawei technologies co., ltd., Zheng Yu of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/0453, H04B7/06, H04L5/00, H04W72/0457
Abstract: this application provides an information transmission method and apparatus. the method includes: a terminal device generates first indication information, the first information includes at least one or more of information about a number of ports, information about a number of resources. the first information is associated with the resource pair information. the terminal device sends the first indication information.
Inventor(s): Zhenshan Zhao of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/20, H04L5/00
Abstract: embodiments of the present invention describe a feedback information transmission method and apparatus. the feedback information transmission method may include receiving, by a first terminal, first data sent by a second terminal. the method may also include sending, by the first terminal, feedback information for the first data to the second terminal in a first subframe, where there is second data to be sent by the first terminal in the first subframe. the feedback information may be carried in sidelink control information (sci) of the second data, or the feedback information may be carried in a data packet carrying the second data.
20240163906.COMMUNICATION METHOD AND APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Qingchun HE of Shenzhen (CN) for huawei technologies co., ltd., Xingqing CHENG of Beijing (CN) for huawei technologies co., ltd., Lei GAO of Beijing (CN) for huawei technologies co., ltd.
IPC Code(s): H04W72/30, H04L1/08, H04L5/00, H04W72/0446
Abstract: this application discloses a communication method and apparatus. a first device receives, through a multicast physical channel, a first multicast frame sent by a second device, where the first multicast frame includes first information; and when the first information indicates that the first multicast frame is the last multicast frame sent by the second device within a preset time period, the first device stops receiving multicast frames through the multicast physical channel within the preset time period. this can reduce power consumption of the first device.
Inventor(s): Mengchen ZHANG of Beijing (CN) for huawei technologies co., ltd., Haibo XU of Beijing (CN) for huawei technologies co., ltd., Jagdeep Singh AHLUWALIA of Berkshire (GB) for huawei technologies co., ltd.
IPC Code(s): H04W76/27, H04W48/08
Abstract: a method performed by an apparatus in a non-radio resource control (rrc) connected state includes performing a first rrc connection resume procedure for a radio access network-based notification area update in response to a first preset condition being met. the first preset condition includes determining that a first timer does not run and a second timer expires, or the first preset condition includes determining that the apparatus receives a system information block 1 of a first serving cell, the first serving cell does not belong to a configured radio access network-based notification area, and the first timer does not run, and the first timer is started in response to the apparatus initiating a second rrc connection resume procedure for small data transmission, and the second timer is started in response to the apparatus receiving a rrc release message comprising a duration of the second timer.
Inventor(s): Jun LUO of Wuhan (CN) for huawei technologies co., ltd., Zengguang GUO of Wuhan (CN) for huawei technologies co., ltd., Xiaokang XIAO of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H05K5/06, G02B6/42, H05K1/02, H05K3/28
Abstract: this application provides an electrical lead-out structure and a preparation method thereof, a hermetic apparatus, and an optical communication device. the electrical lead-out structure is used for hermetic package. the electrical lead-out structure includes a flexible circuit board and a packaging layer. the flexible circuit board includes an electrical signal layer and a reinforcing layer that are stacked up, the reinforcing layer is provided with a window that passes through the reinforcing layer, the electrical signal layer is adjacent to the window, the packaging layer fills the window, and a side that is of the packaging layer and that faces the electrical signal layer is insulatingly adjacent to the electrical signal layer. the packaging layer is disposed on the flexible circuit board, so that in the electrical lead-out structure, a feed-through area used for soldering to a hermetic housing is formed.
Inventor(s): Xinhu GONG of Shenzhen (CN) for huawei technologies co., ltd., Gaoliang XIA of Dongguan (CN) for huawei technologies co., ltd.
IPC Code(s): H05K7/20, H01L23/473
Abstract: a heat dissipation apparatus includes a heat-conducting plate, where a liquid channel is disposed on a first surface of the heat-conducting plate; a mounting base, where an accommodation cavity configured to accommodate a partial area that is in the heat-conducting plate and that includes a second surface is disposed on the mounting base. the first surface and the second surface are disposed opposite to each other. a pressing plate is configured to fasten the heat-conducting plate in the accommodation cavity. the pressing plate is detachably and firmly connected to the mounting base, a sealing cavity is formed between the pressing plate and the first surface of the heat-conducting plate, and the sealing cavity is configured to accommodate the liquid channel a liquid inlet connector and a liquid outlet connector that are connected to the liquid channel are disposed on the pressing plate.
Inventor(s): Jianliang Wang of Dongguan (CN) for huawei technologies co., ltd., Dzmitry Kushner of Kista (SE) for huawei technologies co., ltd., Jiyang Li of Dongguan (CN) for huawei technologies co., ltd., Shuqin Xie of Wuhan (CN) for huawei technologies co., ltd., Along Zhou of Yokohama (JP) for huawei technologies co., ltd., Jian Shi of Shanghai (CN) for huawei technologies co., ltd., Shoubiao Xu of Shenzhen (CN) for huawei technologies co., ltd.
IPC Code(s): H05K7/20, G06F1/20
Abstract: a liquid cooling plate includes a housing, a support structure, and a coolant. the housing includes a top wall and a bottom wall, the top wall and the bottom wall are covered to form an accommodation cavity, and the accommodation cavity includes a first region and a second region. the support structure is disposed in the first region and is located between the top wall and the bottom wall. the coolant flows in the accommodation cavity to dissipate heat from a heat generating device, the coolant can expand in volume when being heated and shrink in volume when being cooled, and the second region can deform to absorb a volume variation of the coolant.
20240164056.GAS COLLECTION APPARATUS_simplified_abstract_(huawei technologies co., ltd.)
Inventor(s): Huipeng Wu of Dongguan (CN) for huawei technologies co., ltd., Xinpei Huang of Shenzhen (CN) for huawei technologies co., ltd., Tao Liu of Wuhan (CN) for huawei technologies co., ltd., Along Zhou of Yokohama (JP) for huawei technologies co., ltd., Jian Shi of Shanghai (CN) for huawei technologies co., ltd.
IPC Code(s): H05K7/20, G06F1/20
Abstract: this application relates to the field of liquid cooling technologies, and provides a gas collection apparatus, configured to collect bubbles generated due to loss of a working medium in a liquid cooling apparatus. the gas collection apparatus includes a cooling plate. the cooling plate includes at least one gas collection structure disposed inside the cooling plate, a first flow channel disposed inside the cooling plate, a second flow channel disposed inside the gas collection structure, and at least one connecting channel configured to connect the first flow channel and the second flow channel. the at least one connecting channel is configured to transfer, to the second flow channel, bubbles carried when the working medium flows in the first flow channel. the at least one gas collection structure is configured to collect the bubbles from the second flow channel.
HUAWEI TECHNOLOGIES CO., LTD. patent applications on May 16th, 2024
- HUAWEI TECHNOLOGIES CO., LTD.
- B60J3/04
- B60R16/023
- G01S17/89
- G01S17/931
- G06T7/80
- Huawei technologies co., ltd.
- G01C21/00
- G01S5/02
- G01S7/4863
- G01S7/484
- G06F1/16
- F16C11/04
- H04M1/02
- G06F11/10
- G06F3/06
- G06F13/42
- G06V10/82
- G06V10/77
- G06V20/40
- H04N19/513
- H04N19/91
- G10L19/008
- G10L19/022
- H01Q9/04
- H01Q1/38
- H01Q1/48
- H02M3/07
- H02J7/00
- H02M1/32
- H03M1/64
- H04B7/0456
- H04B7/06
- H04B17/336
- H04W72/20
- H04W72/51
- H04B10/07
- H04B10/29
- H04B10/2575
- H04L1/1812
- H04L1/1829
- H04L5/00
- H03M13/11
- H04W72/04
- H04W72/23
- H04L9/00
- H04L9/30
- H04L9/32
- H04L27/18
- H04B1/715
- H04L1/00
- H04L27/26
- H04B7/0452
- H04J11/00
- H04L5/14
- H04W28/26
- H04L41/12
- H04L41/14
- H04W28/08
- H04L43/0811
- H04L45/02
- H04L45/021
- H04L45/00
- H04L45/036
- H04L45/741
- H04L45/28
- H04L45/24
- H04L45/122
- H04L45/243
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