Telefonaktiebolaget LM Ericsson (publ) patent applications on July 25th, 2024
Patent Applications by Telefonaktiebolaget LM Ericsson (publ) on July 25th, 2024
Telefonaktiebolaget LM Ericsson (publ): 22 patent applications
Telefonaktiebolaget LM Ericsson (publ) has applied for patents in the areas of H04L5/00 (3), H04W74/0808 (2), H04L9/40 (2), H04W16/14 (2), H04B7/06 (2) H04W74/0808 (2), H04L43/04 (1), H04W72/21 (1), H04W64/006 (1), H04W52/0229 (1)
With keywords such as: network, channel, node, signal, device, comprises, wireless, frequency, data, and determining in patent application abstracts.
Patent Applications by Telefonaktiebolaget LM Ericsson (publ)
Inventor(s): Péter Kersch of Stockholm (SE) for telefonaktiebolaget lm ericsson (publ), Zsófia Kallus of Stockholm (SE) for telefonaktiebolaget lm ericsson (publ), Domokos Kelen of Stockholm (SE) for telefonaktiebolaget lm ericsson (publ), Peter Vaderna of Stockholm (SE) for telefonaktiebolaget lm ericsson (publ), Tamas Borsos of Stockholm (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): G06F11/07, H04L41/16
CPC Code(s): G06F11/079
Abstract: a system can be configured to provide root cause analysis (“rca”) of an issue associated with a label generated by a machine learning (“ml”) model. the system can perform operations that include determining a plurality of categories associated with a plurality of features of the ml model. the operations can further include determining a causality relationship between each category of the plurality of categories. the operations can further include determining data associated with each feature of the plurality of features. the operations can further include determining the root cause of the issue using a model explainer with ordering constraints based on the causality relationship between each category of the plurality of categories. the operations can further include performing an action associated with the issue based on the root cause of the issue.
Inventor(s): Jaeseong JEONG of Solna (SE) for telefonaktiebolaget lm ericsson (publ), Burak DEMIREL of Älvsjö (SE) for telefonaktiebolaget lm ericsson (publ), Harshit TATED of Bangalore (IN) for telefonaktiebolaget lm ericsson (publ), Wenfeng HU of Täby (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): G06N20/00
CPC Code(s): G06N20/00
Abstract: the present disclosure provides a computer-implemented method for determining whether to perform an action proposed by a model. the model is developed using a reinforcement learning process. the method comprises classifying at least one of a plurality of inputs to the model as being supportive or resistant to an action proposed by the model. the method further comprises comparing the classification of the at least one of the plurality of inputs to domain knowledge to determine whether or not the proposed action conflicts with the domain knowledge, and, in response to determining that the proposed action does not conflict with the domain knowledge, initiating the proposed action. in this context, the domain knowledge is indicative of a relationship between the proposed action and the at least one of the plurality of inputs.
Inventor(s): Harald GUSTAFSSON of Lund (SE) for telefonaktiebolaget lm ericsson (publ), Héctor CALTENCO of Oxie (SE) for telefonaktiebolaget lm ericsson (publ), Andreas KRISTENSSON of Södra Sandby (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): G06T19/00, G06F3/01, G06F3/14, G06V20/00, G06V20/20
CPC Code(s): G06T19/006
Abstract: arrangements for extracting semantic information from sensory data. an ar module is in communication with a first ar communication device to be worn by a first user and a second ar communication device to be worn by a second user. the first ar communication device includes a first user interface for displaying a representation of the second user and the second ar communication device includes a second user interface for displaying a representation of the first user. sensory data of the first user as captured by the first ar communication device is obtained. semantic information of the first user is extracted from the sensory data by subjecting the sensory data to a semantic classification process. the semantic information is provided towards the second user interface for rendering a representation of the semantic information together with a displayed representation of the first user on the second user interface.
Inventor(s): Dércio Manuel MATE of Manaus Amazonas (BR) for telefonaktiebolaget lm ericsson (publ), Roberto Menezes RODRIGUES of Belém Pará (BR) for telefonaktiebolaget lm ericsson (publ), Gilvan Soares BORGES of Belém Pará (BR) for telefonaktiebolaget lm ericsson (publ), João C. Weyl Albuqerque COSTA of Belém Pará (BR) for telefonaktiebolaget lm ericsson (publ), Andre Mendes CAVALCANTE of Indaiatuba SP (BR) for telefonaktiebolaget lm ericsson (publ), Maria Valéria MARQUEZINI of Indaiatuba (BR) for telefonaktiebolaget lm ericsson (publ), Igor ALMEIDA of Indaiatuba-SP (BR) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04B7/0456, H04B7/0452
CPC Code(s): H04B7/0478
Abstract: a network node in a communications network can perform adaptive hybrid precoding. the network node can be communicatively coupled to an access point via a fronthaul. the network node can determine an amount of available bandwidth on the fronthaul. the network node can further determine whether to have the access point perform precoding of signals communicated between the access point and a communication device based on the amount of available bandwidth on the fronthaul. responsive to determining whether to have the access point perform the precoding, the network node can transmit an indication to the access point indicating whether to perform the precoding.
Inventor(s): Siva Muruganathan of Stittsville (CA) for telefonaktiebolaget lm ericsson (publ), Yufei Blankenship of Kildeer IL (US) for telefonaktiebolaget lm ericsson (publ), Jonas Fröberg Olsson of Ljungsbro (SE) for telefonaktiebolaget lm ericsson (publ), Shiwei Gao of Nepean (CA) for telefonaktiebolaget lm ericsson (publ), Bikramjit Singh of Raasepori (FI) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04B7/06, H04B7/204
CPC Code(s): H04B7/0626
Abstract: systems and methods for channel state information (csi) feedback for multi-trp urllc schemes are provided. in some embodiments, a method performed by a wireless device for csi reporting includes: receiving a configuration for a plurality of non-zero power (nzp) csi-rs resources from a base station; performing channel measurement on the plurality of nzp csi-rs resources; selecting n of the plurality of nzp csi-rs resources; performing csi computations and/or calculating csi parameters including one or more of: one rank indicator (ri), n precoding matrix indicators (pmis), and one channel quality indicator (cqi); and reporting the calculated csi parameters. the parameters including one or more of: one ri, n pmis, one cqi along with one or more of the following as part of csi reporting: a single csi-rs resource indicator (cri) indicating the selected n nzp csi-rs resources; n cris indicating the selected n nzp csi-rs resources; and no cri.
Inventor(s): Ashkan KALANTARI of Malmö (SE) for telefonaktiebolaget lm ericsson (publ), Bipin BALAKRISHNAN of Malmö (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04B7/06, H04B17/318
CPC Code(s): H04B7/06952
Abstract: a method and other arrangements are disclosed for beam training of a receiver device configured for beamforming reception from a transmitter. the beam training is based on a plurality of multi-arm reception beams. the method includes performing signal strength measurements for each of the multi-arm reception beams, selecting one of the multi-arm reception beams based on the signal strength measurements, nulling one arm for the multi-arm reception beam, and updating the signal strength measurements by performing signal strength measurements for the multi-arm reception beam with the arm nulled. the method also includes iteratively repeating the selecting, nulling, updating and determining steps so as to obtain further signal strength measurements for multi-arm reception beams with additional arms nulled, selecting a reception beam, based on the signal strength measurements before and after the updates and selecting a reception beam based on the signal strength measurements before and after the updates.
Inventor(s): Jingya LI of Göteborg (SE) for telefonaktiebolaget lm ericsson (publ), Behrooz MAKKI of Pixbo (SE) for telefonaktiebolaget lm ericsson (publ), Henrik SAHLIN of Mölnlycke (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04B7/155, H04L5/00
CPC Code(s): H04B7/15528
Abstract: there is provided mechanisms for transmitting reference signals via a meta-surface. a method is performed by a network node. the network node serving user equipment via at least one meta-surface over a radio propagation channel. the method comprises defining a set of reference signal indices based on number of beams in which a reference signal is to be transmitted and number of meta-surface configurations applicable to the at least one meta-surface. each of the meta-surface configurations represents a respective set of phase shifts as applied at the at least one meta-surface. the method comprises defining a mapping between the reference signal indices and the beams. the mapping defines which of the reference signal indices to be transmitted in which of the beams. the method comprises transmitting, in the beams and according to the mapping, the reference signal with the reference signal indices over the radio propagation channel.
Inventor(s): Jonas SEDIN of Brentford (GB) for telefonaktiebolaget lm ericsson (publ), Abhishek AMBEDE of Huddinge (SE) for telefonaktiebolaget lm ericsson (publ), Miguel LOPEZ of Aachen (DE) for telefonaktiebolaget lm ericsson (publ), Rocco DI TARANTO of LUND (SE) for telefonaktiebolaget lm ericsson (publ), Leif WILHELMSSON of LUND (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04L1/08, H04L1/1867, H04W84/12
CPC Code(s): H04L1/08
Abstract: a wireless communication device () maintains a first wireless link and a second wireless link communicates, between the wireless communication device () and the further wireless communication device (), an announcement of replicated transmissions of data on the first wireless link and the second wireless link. further, the wireless communication device () sends the replicated transmissions () of the data on the first wireless link and the second wireless link.
Inventor(s): Claes Tidestav of Bålsta (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04L5/00
CPC Code(s): H04L5/0053
Abstract: systems and methods for transmission configuration indicator (tci) state signalling for carrier aggregation are provided. in some embodiments, a method performed by a wireless device for determining tci states includes receiving a tci state list in a physical downlink shared channel (pdsch) configuration from a reference bandwidth part (bwp)/cell; and receiving, in a bwp/cell other than the reference bwp/cell, a pdsch configuration comprising a pointer to the reference bwp/cell. in some embodiments, rrc overhead from tci state configuration is reduced.
Inventor(s): Gustav Almquist of Järfälla (SE) for telefonaktiebolaget lm ericsson (publ), Jung-Fu Cheng of Fremont CA (US) for telefonaktiebolaget lm ericsson (publ), Stephen Grant of Pleasanton CA (US) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04L25/02, H04L5/00
CPC Code(s): H04L25/0204
Abstract: a method of performing channel estimation for a radio channel between a transmitter and a receiver of a radio access network, ran comprises the step of performing an initial channel estimation () of the radio channel for each of a plurality of frequency ranges (), based on a radio signal received on the radio channel from the transmitter, the radio signal comprising a signal sequence () out of the set of signal sequences () in each of the frequency ranges (), to obtain an initial channel estimate () for each frequency range (), and applying a filter () to the initial channel estimates () for the frequency ranges (), a length () of the filter () in the frequency domain being greater than lengths of the frequency ranges (), to obtain a filtered channel estimate () for all subcarriers () in the respective one of the frequency ranges ().
Inventor(s): Maria Belen PANCORBO MARCOS of Madrid (ES) for telefonaktiebolaget lm ericsson (publ), Uif MATTSSON of Kungsbacka (SE) for telefonaktiebolaget lm ericsson (publ), Miguel Angel GARCIA MARTIN of Madrid (ES) for telefonaktiebolaget lm ericsson (publ), Antenio INIESTA GONZALEZ of Madrid (ES) for telefonaktiebolaget lm ericsson (publ), Jesús Ángel DE GREGORIO RODRIGUEZ of Boadilla del Monte, Madrid (ES) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04L41/5061, H04L41/0686, H04L41/5051
CPC Code(s): H04L41/5064
Abstract: a method for event subscription management in a communications network performed by a network function producer (nfp) and a network function consumer (nfc). the method comprises establishing a subscription to an event from the nfc to the nfp and transmitting from the nfp to the nfc a notification including an indication to trigger the cancelation of the subscription. in some embodiments, the method may further comprise triggering at the nfc a subscription modification based on the received notification. in some embodiments, the subscription modification triggered at the nfc comprises at least one of cancelling or terminating the subscription with the nfp and removing the subscription context at the nfc. in some embodiments, the subscription modification triggered at the nfc comprises at least one of selecting a different nfp and establishing a new subscription to the different nfp.
Inventor(s): Chin Lam ENG of Tokyo (JP) for telefonaktiebolaget lm ericsson (publ), Yu JIA of Beijing (CN) for telefonaktiebolaget lm ericsson (publ), Lichao GUI of Nanjing, Jiangsu (CN) for telefonaktiebolaget lm ericsson (publ), Chee Wai NG of Sydney (AU) for telefonaktiebolaget lm ericsson (publ), Philipp FRANK of Madrid (ES) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04L43/04, H04L41/16
CPC Code(s): H04L43/04
Abstract: a method includes extracting, from first log data relating to operations of wireless devices and/or nodes in the communication network, textual elements and numerical elements; transforming the textual elements to a first vector space to determine respective textual element vectors; transforming the numerical elements to a second vector space to determine respective numerical element vectors; embedding and clustering the textual element vectors and the numerical element vectors to determine clusters of embedded vectors, wherein the embedding includes, for a plurality of wireless device sessions, embedding at least one textual element vector and at least one numerical element vector into a single embedded vector representing the particular wireless device session; and training a classifier model to determine a network status from second log data, wherein the classifier model is trained using the plurality of clusters of embedded vectors.
Inventor(s): Paulo FREITAS DE ARAUJO FILHO of Recife (BR) for telefonaktiebolaget lm ericsson (publ), Mohamed NAILI of Montreal (CA) for telefonaktiebolaget lm ericsson (publ), Georges KADDOUM of Laval (CA) for telefonaktiebolaget lm ericsson (publ), Emmanuel THEPIE FAPI of Cote-Saint-Luc (CA) for telefonaktiebolaget lm ericsson (publ), Zhongwen ZHU of Saint-Laurent (CA) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04L9/40
CPC Code(s): H04L63/1416
Abstract: there is provided a method for detecting cyber-attacks at edge servers. the method comprises receiving network traffic. the method comprises extracting and normalizing network flow features from the network traffic to produce a data pattern for evaluation. the method comprises computing an anomaly detection score for the data pattern for evaluation. the method comprises comparing the anomaly detection score with a threshold and determining if the network traffic corresponds to normal traffic or to an anomaly. the method comprises, upon determining that the network traffic corresponds to an anomaly, mitigating malicious network traffic by triggering a mitigation strategy and sending an anomaly message to an anomaly classifier. a method for classifying cyber-attacks at a cloud server is also provided.
Inventor(s): Vahid POURAHMADI of Waterloo (CA) for telefonaktiebolaget lm ericsson (publ), Hyame ALAMEDDINE of Montreal (CA) for telefonaktiebolaget lm ericsson (publ), Mohammad Ali SALAHUDDIN of Milton (CA) for telefonaktiebolaget lm ericsson (publ), Raouf BOUTABA of Waterloo (CA) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04L9/40
CPC Code(s): H04L63/1425
Abstract: a method, system and apparatus for outlier exposure based anomaly detection for detecting anomalies in network traffic are disclosed. according to one or more embodiments, a central node () is configured to train an outlier exposure (oe)-based autoencoder using unlabeled network data and labeled network attack data where the oe-based autoencoder is trained to reconstruct input data with an objective that is configured to minimize a reconstruction error on unlabeled network data and to maximize the reconstruction error on labeled network attack data, use the trained oe-based autoencoder to determine a reconstruction error on network traffic, and compare the determined reconstruction error to a threshold to determine if local network traffic is an anomaly.
Inventor(s): Christopher Richards of Ottawa (CA) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04W16/14
CPC Code(s): H04W16/14
Abstract: embodiments of a method performed by an automatic frequency coordination (afc) service provider database is disclosed, where the afc service provider database maintains records of afc service providers and/or afc systems. in some embodiments, the method can include receiving, from a network node associated with an afc service provider or afc operator, a request to add, modify, delete, or view information about the afc service provider and/or an afc system of the afc service provider. in some embodiments, the method can also include performing one or more actions responsive to the request.
Inventor(s): Victor Farias Monteiro of Fortaleza (BR) for telefonaktiebolaget lm ericsson (publ), Mehdi Abad of Aachen (DE) for telefonaktiebolaget lm ericsson (publ), Icaro Leonardo Da Silva of Solna (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04W24/02, H04W36/00, H04W36/32
CPC Code(s): H04W24/02
Abstract: the present disclosure relates to a method performed by a ue () for handling mpm re-configuration in a communications system (). the ue () is configured with a first mpm. the ue () performs mobility predictions using the first mpm. the ce () provides a report from the mobility predictions to a network node (). the ue () obtains mpm re-configuration information from the network node (). the ue () preforms mpm re-configuration according to the obtained mpm-re-configuration information.
Inventor(s): George FOTI of Dollard Des Ormeaux (CA) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04W48/18, H04W60/02, H04W60/04
CPC Code(s): H04W48/18
Abstract: a method, system and apparatus are disclosed. according to one or more embodiments, a method implemented in a wireless device configured to communicate with an access and mobility management function, amf, node and a unified data management, udm, node is provided. the method includes determining to initiate a switch from a first profile associated with a first profile identifier, pid, to a target profile associated with a target pid. the method further includes causing transmission of a switch request message indicating the switch, the switch request message being configured to initiate the udm node to activate the target profile. the method further includes causing transmission of or receiving signaling in accordance with the activated target profile associated with the target pid.
Inventor(s): Magnus ÅSTRÖM of Lund (SE) for telefonaktiebolaget lm ericsson (publ), Anders WALLÉN of Ystad (SE) for telefonaktiebolaget lm ericsson (publ), Andreas HÖGLUND of Solna (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04W52/02, H04W4/80, H04W68/00
CPC Code(s): H04W52/0229
Abstract: systems and methods for configuring wake-up signals are provided. a network node allocates a first wake-up signal (wus) at a first frequency location and one or more second wuss at second frequency location(s). responsive to receiving a page associated with a wireless device, the network node transmits the appropriate first or second wus on the configured frequency.
Inventor(s): Satyam DWIVEDI of Solna (SE) for telefonaktiebolaget lm ericsson (publ), Gustav LINDMARK of Linköping (SE) for telefonaktiebolaget lm ericsson (publ), Niklas JALDÉN of Enköping (SE) for telefonaktiebolaget lm ericsson (publ), Fredrik GUNNARSSON of Linköping (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04W64/00, H04W24/04
CPC Code(s): H04W64/006
Abstract: methods and devices for measuring and reporting channel conditions, determining link status, and evaluating the reliability of measurements and determinations. a method is provided comprising receiving () first channel impulse response, cir, information for a device and second cir information for a network node; and performing () a comparison of the received first and second cir information. the method optionally comprises evaluating () reliability of the received channel information or a related positional determination.
Inventor(s): Ping YU of Ottawa (CA) for telefonaktiebolaget lm ericsson (publ), Qingchao LIU of Ottawa (CA) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04W72/21, H04B17/336, H04L1/1812, H04W72/1273
CPC Code(s): H04W72/21
Abstract: a method, system and apparatus are disclosed related to dl harq-ack bits driven by pucch/pusch link adaptations. in one embodiment, a network node is configured to determine a channel condition of a physical uplink channel associated with the wd: and based on the channel condition, perform an adjustment associated with the physical uplink channel to support a number of hybrid automatic repeat request (harq) bits. in one embodiment, a method implemented in a network node includes determining a channel condition of a physical uplink channel associated with the wd; and based on the channel condition, performing an adjustment associated with the physical uplink channel to support a number of hybrid automatic repeat request, harq, bits.
Inventor(s): Angelo Centonza of GRANADA (ES) for telefonaktiebolaget lm ericsson (publ), Luca Lunardi of GENOA (IT) for telefonaktiebolaget lm ericsson (publ), Reem Karaki of AACHEN (DE) for telefonaktiebolaget lm ericsson (publ), Johan Rune of LIDINGÖ (SE) for telefonaktiebolaget lm ericsson (publ), Marco Belleschi of SOLNA (SE) for telefonaktiebolaget lm ericsson (publ), Pradeepa Ramachandra of LINKÖPING (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04W74/0808, H04W16/14
CPC Code(s): H04W74/0808
Abstract: in certain embodiments, a method performed by a first radio access network (ran) node comprises receiving, from a second ran node, load metrics associated with a shared channel and listen-before-talk (lbt) configuration information. the lbt configuration information indicates how a determination is made whether the shared channel is occupied or available for communication between the second ran node and a wireless device. the method further comprises performing one or more operations of the first ran node based at least in part on the load metrics and the lbt configuration information received from the second ran node.
20240251441. Transmitting a Signal_simplified_abstract_(telefonaktiebolaget lm ericsson (publ))
Inventor(s): Leif Wilhelmsson of Lund (SE) for telefonaktiebolaget lm ericsson (publ), Narendar Madhavan of Bara (SE) for telefonaktiebolaget lm ericsson (publ), Christian Bergljung of Lund (SE) for telefonaktiebolaget lm ericsson (publ), David Sugirtharaj of Lund (SE) for telefonaktiebolaget lm ericsson (publ)
IPC Code(s): H04W74/0808
CPC Code(s): H04W74/0808
Abstract: examples of this disclosure include a method of transmitting a first signal in a first frequency range. the method comprises detecting a second signal in a second frequency range within the first frequency range, wherein the second frequency range is smaller than the first frequency range, and determining a first threshold based on a bandwidth of the second signal. if a signal power of signals within the first frequency range is below or equal to the first threshold, transmitting the first signal within the first frequency range.
Telefonaktiebolaget LM Ericsson (publ) patent applications on July 25th, 2024
- Telefonaktiebolaget LM Ericsson (publ)
- G06F11/07
- H04L41/16
- CPC G06F11/079
- Telefonaktiebolaget lm ericsson (publ)
- G06N20/00
- CPC G06N20/00
- G06T19/00
- G06F3/01
- G06F3/14
- G06V20/00
- G06V20/20
- CPC G06T19/006
- H04B7/0456
- H04B7/0452
- CPC H04B7/0478
- H04B7/06
- H04B7/204
- CPC H04B7/0626
- H04B17/318
- CPC H04B7/06952
- H04B7/155
- H04L5/00
- CPC H04B7/15528
- H04L1/08
- H04L1/1867
- H04W84/12
- CPC H04L1/08
- CPC H04L5/0053
- H04L25/02
- CPC H04L25/0204
- H04L41/5061
- H04L41/0686
- H04L41/5051
- CPC H04L41/5064
- H04L43/04
- CPC H04L43/04
- H04L9/40
- CPC H04L63/1416
- CPC H04L63/1425
- H04W16/14
- CPC H04W16/14
- H04W24/02
- H04W36/00
- H04W36/32
- CPC H04W24/02
- H04W48/18
- H04W60/02
- H04W60/04
- CPC H04W48/18
- H04W52/02
- H04W4/80
- H04W68/00
- CPC H04W52/0229
- H04W64/00
- H04W24/04
- CPC H04W64/006
- H04W72/21
- H04B17/336
- H04L1/1812
- H04W72/1273
- CPC H04W72/21
- H04W74/0808
- CPC H04W74/0808
