TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED patent applications on February 13th, 2025
Patent Applications by TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED on February 13th, 2025
TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED: 27 patent applications
TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED has applied for patents in the areas of G06V10/774 (3), G06V10/764 (2), H04N19/172 (2), G06T19/20 (2), G06V40/16 (2) H04N19/117 (2), G06T19/20 (2), A63F13/52 (1), G06T15/506 (1), H04N21/236 (1)
With keywords such as: target, virtual, data, based, image, information, obtain, feature, vehicle, and network in patent application abstracts.
Patent Applications by TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
Inventor(s): Ye KUANG of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): A63F13/52, A63F13/55
CPC Code(s): A63F13/52
Abstract: an method for displaying an interface includes: displaying a game interface corresponding to a turn-based virtual game, the turn-based virtual game comprising a plurality of rounds, each round comprising a plurality of stages, and the game interface comprising a stage progress bar; displaying, in an istage of a game round, a first update animation of the stage progress bar in a first update direction based on stage progress of the istage, i being a positive integer, and i being less than a quantity of stages of the game round; and displaying, in an (i+1)stage of the game round based on an update result of the stage progress bar in the istage, a second update animation of the stage progress bar in a second update direction based on stage progress of the (i+1)stage, the first update direction and the second update direction being two opposite directions.
Inventor(s): Ziyi Wang of Shenzhen (CN) for tencent technology (shenzhen) company limited, Chenghao Ye of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): A63F13/537
CPC Code(s): A63F13/537
Abstract: aspects described herein relate to virtual item recommendations between users or accounts. according to some aspects a recommendation process may include: displaying a virtual item warehouse logged in based on a first member account in a virtual scene, the virtual item warehouse including a plurality of virtual items; displaying, in an adjacent area of at least one target virtual item in a selected state in response to an item selection operation, at least one second member account in the virtual scene, the second member account being any member account other than the first member account; and transmitting a recommendation message to selected at least one target second member account in response to a member account selection operation, the recommendation message carrying an obtaining entry corresponding to the at least one target virtual item in the virtual item warehouse.
Inventor(s): Zhihong LIU of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): A63F13/56, A63F13/533, A63F13/537, A63F13/92
CPC Code(s): A63F13/56
Abstract: a control method includes displaying a game interface configured to carry a virtual environment in which a virtual operation object is located and including a virtual prop selection control set, controlling, in response to a first operation on a first target virtual prop selection control in the virtual prop selection control set, the virtual operation object to be equipped with a first target virtual prop corresponding to the first target virtual prop selection control, and controlling, in response to a second operation on a second target virtual prop selection control in the virtual prop selection control set, the virtual operation object to throw a second target virtual prop corresponding to the second target virtual prop selection control. an equipping operation on the first target virtual prop and a throwing operation on the second target virtual prop are implemented using different parts of the virtual operation object.
Inventor(s): Jingbo FAN of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): B60W50/08, B60W30/182, B60W50/14, B60W60/00, G01C21/00, G01C21/34
CPC Code(s): B60W50/082
Abstract: a navigation interface prompt method, performed by a terminal, includes: displaying a dynamic location identifier corresponding to a vehicle in an electronic map in a navigation interface, the dynamic location identifier being configured for indicating a real-time location of the vehicle on a navigation route, and the vehicle being in a first driving mode; and displaying, at a pre-prompt stage before the vehicle exits the first driving mode, a switch location identifier on the navigation route in the navigation interface, the switch location identifier being configured for indicating a predicted location at which the vehicle exits the first driving mode and switches to a second driving mode.
Inventor(s): Ning XIAO of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G01C21/30, G06V20/56
CPC Code(s): G01C21/30
Abstract: a lane positioning method includes: obtaining a road visible region corresponding to a target vehicle, the road visible region being related to the target vehicle and a component parameter of a photographing component installed on the target vehicle, and being a road location photographed by the photographing component; obtaining, according to vehicle location status information of the target vehicle and the road visible region, local map data associated with the target vehicle, the road visible region being located in the local map data; the local map data including at least one lane associated with the target vehicle; and determining, from the at least one lane of the local map data, a target lane to which the target vehicle belongs.
Inventor(s): Xingyu MA of Shenzhen (CN) for tencent technology (shenzhen) company limited, Shaogang HAO of Shenzhen (CN) for tencent technology (shenzhen) company limited, Shengyu ZHANG of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G03F1/70
CPC Code(s): G03F1/70
Abstract: this application provides a mask generation model training method performed by a computer device, the method including: obtaining a predicted mask of a target layout of a chip sample; inputting the predicted mask into a photolithography physical model to obtain a wafer pattern corresponding to the predicted mask; determining complexity of the predicted mask of the target layout based on a sum of perimeters of a plurality of patterns included in the target layout of the chip sample and a perimeter of the predicted mask of the target layout; and adjusting a parameter of the mask generation model based on the target layout of the chip sample, the wafer pattern corresponding to the predicted mask of the target layout, the mask of the target layout, the predicted mask of the target layout, and the complexity of the predicted mask of the target layout to obtain a trained mask generation model.
Inventor(s): Yixue Lei of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G05D1/227, G05D1/698, G05D109/10, G05D111/30, G08G1/00
CPC Code(s): G05D1/227
Abstract: a method for controlling travelling of a vehicle platoon includes: establishing, by a target vehicle of the vehicle platoon, a network connection with a remote control terminal; determining, by the target vehicle, that the target vehicle is to be remotely taken over; initiating, by the target vehicle, control of statuses of vehicles of the vehicle platoon other than the target vehicle; transmitting, by the target vehicle, a takeover request to the remote control terminal, controlling, by the remote control terminal, the target vehicle to enter a driving state; and receiving, by the target vehicle, a takeover confirmation message transmitted by the remote control terminal, wherein the vehicles include a leading vehicle (lv) and a following vehicle (fv) of the lv.
Inventor(s): Keyu ZHAI of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G06F3/04847, G06F3/0483
CPC Code(s): G06F3/04847
Abstract: a multimedia resource processing method includes: displaying a first resource display page, a sharing control and a first resource picture being there-displayed on, the sharing control configured to share a target multimedia resource, the target multimedia resource having a plurality of resource pictures, and the first resource picture being one of the plurality of resource pictures or being one resource picture representing the target multimedia resource; displaying a resource segment selection control in the first resource display page, a second resource picture being displayed on the resource segment selection control, and the second resource picture being at least one of the plurality of resource pictures of the target multimedia resource; obtaining a selected resource picture in the second resource picture, and determining a first resource segment according to the selected resource picture; and transmitting the first resource segment comprising the selected resource picture to another terminal device.
Inventor(s): Jie ZHANG of Shenzhen (CN) for tencent technology (shenzhen) company limited, Wen HUANG of Shenzhen (CN) for tencent technology (shenzhen) company limited, Jingran DONG of Shenzhen (CN) for tencent technology (shenzhen) company limited, Shouzhi CHEN of Shenzhen (CN) for tencent technology (shenzhen) company limited, Chuan CHEN of Shenzhen (CN) for tencent technology (shenzhen) company limited, Ziyang ZHANG of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G06N3/098, G06N3/042
CPC Code(s): G06N3/098
Abstract: a method for embedding a data network graph includes: performing node feature extraction on a data network graph and a negative sample network graph using a first network embedding model, to obtain a positive sample embedding vector and a negative sample embedding vector performing node feature extraction on a first enhanced graph and a second enhanced graph of the data network graph using the first network embedding model, to obtain a first global embedding vector and a second global embedding vector; determining a first matching degree and a second matching degree; adjusting a parameter of the first network embedding model based on a loss value determined based on the first matching degree and the second matching degree; and performing node feature extraction on the data network graph based on an adjusted first network embedding model, to obtain an embedding vector configured for classifying each node in the data network graph.
Inventor(s): Gengliang ZHU of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G06Q20/40, G06Q20/38
CPC Code(s): G06Q20/401
Abstract: a data processing method performed by a first consensus node in a first network of a multi-blockchain, includes: obtaining a clearing transaction request submitted by a service object; performing verification on an identity authority of a service clearing node to obtain an identity authority verification result; invoking a first authority clearing contract associated with a first authority contract to obtain first service data and first ledger data; obtaining first contract data corresponding to the first ledger data from a contract database corresponding to a first main chain; using the first service data, the first ledger data, and the first contract data as first clearing response information corresponding to the clearing transaction request; and returning the first clearing response information to a first-type clearing node having authority to obtain the first service data, to cause the first-type clearing node to recover a sub-ledger corresponding to the first ledger data.
Inventor(s): Jun WANG of Shenzhen (CN) for tencent technology (shenzhen) company limited, Jinkun HOU of Shenzhen (CN) for tencent technology (shenzhen) company limited, Runzeng GUO of Shenzhen (CN) for tencent technology (shenzhen) company limited, Shaoming WANG of Shenzhen (CN) for tencent technology (shenzhen) company limited, Hang ZHOU of Shenzhen (CN) for tencent technology (shenzhen) company limited, Xiaojie CHEN of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G06Q20/40, G06V10/774, G06V10/82, G06V40/10
CPC Code(s): G06Q20/40145
Abstract: a biometric payment processing method includes: obtaining image data, the image data comprising a plurality of images of an organism that are successively acquired; detecting a target part in an image in the image data, the target part being a part to which a biometric payment function is bound in the organism; determining, in response to that the target part is detected from the plurality of images, a movement speed corresponding to the target part in the plurality of images; and performing a payment operation based on the target part in response to that the movement speed is less than a speed threshold.
Inventor(s): Keke HE of Shenzhen (CN) for tencent technology (shenzhen) company limited, Junwei ZHU of Shenzhen (CN) for tencent technology (shenzhen) company limited, Ying TAI of Shenzhen (CN) for tencent technology (shenzhen) company limited, Chengjie WANG of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G06T5/50, G06T9/00, G06V10/74, G06V10/80, G06V40/16
CPC Code(s): G06T5/50
Abstract: a method for training a face swap model includes concatenating an expression feature of a template image and an identity feature of a source face image to obtain a combined feature; performing encoding based on the source face image and the template image to obtain an encoding feature required for face swap; fusing the encoding feature and the combined feature to obtain a fused feature; performing decoding based on the fused feature to obtain a swapped face image; respectively predicting image attribute discrimination results of the swapped face image and a reference image by using a discriminator network of the face swap model; and calculating a difference between an expression feature of the swapped face image and the template image, calculating a difference between an identity feature of the swapped face image and the source face image, and updating the generator network and the discriminator network.
Inventor(s): Xinwei JIANG of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G06T15/00
CPC Code(s): G06T15/00
Abstract: this application provides an image processing method performed by an electronic device. the method includes: obtaining an initial value of a target material parameter of a target object; determining a photographing parameter of a photographed image of the target object; rendering the target object according to the initial value and the photographing parameter, to obtain a rendered image of the target object; determining difference information between the rendered image and the photographed image; adjusting the initial value according to the difference information, to obtain a target value of the target material parameter; and updating the rendered image of the target object by rendering the target object according to the target value.
Inventor(s): Rui LI of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G06T15/50, G06T15/06
CPC Code(s): G06T15/506
Abstract: in a method for controlling illumination in a virtual environment, a current position of a virtual object in the virtual environment is obtained. a target virtual light source is identified based on the current position. reference pose data for the target virtual light source is determined based on a reference position of the virtual object. a pose offset for the target virtual light source is calculated based on the movement of the virtual object from the reference position to the current position. the reference pose data is updated based on the pose offset to obtain target pose data for the target virtual light source. target illumination data is obtained based on illumination data of the target virtual light source. the illumination for the virtual object is rendered based on the target illumination data and the target pose data of the target virtual light source.
Inventor(s): Jingwei HE of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G06T19/20, G06T15/60
CPC Code(s): G06T19/20
Abstract: this application relates to the field of map technologies, and may be applied to the field of an in-vehicle scene and a map. three-dimensional geological features included in a to-be-displayed area is determined in response to a display instruction for a to-be-displayed area in an electronic map, the plurality of three-dimensional geological features corresponding to a same shared three-dimensional model. the shared three-dimensional model and display style data of the three-dimensional geological features is obtained. the to-be-displayed area on the electronic map is displayed, and a to-be-displayed three-dimensional geological feature of the plurality of three-dimensional geological features is displayed in the to-be-displayed area based on the shared three-dimensional model and the display style data of the plurality of three-dimensional geological features.
Inventor(s): Teng CHEN of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G06T19/20, G06F3/0483, G06F3/0488
CPC Code(s): G06T19/20
Abstract: in a method for switching pages in a virtual environment, a first page including at least one virtual object is displayed in a first virtual environment. a first magnification operation is received. the first page is magnified to display a magnified first page based on the first magnification operation. when the first magnification operation meets a trigger condition associated with a first virtual object, the display of the magnified first page is transitioned to display of a second page corresponding to the first virtual object. apparatus and non-transitory computer-readable storage medium counterpart embodiments are also contemplated.
Inventor(s): Yixin ZHANG of Shenzhen (CN) for tencent technology (shenzhen) company limited, Yuran YANG of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G06V20/10, G06T17/05, G06V10/26, G06V10/56, G06V10/74, G06V10/764, G06V10/774, G06V10/82, G06V20/13
CPC Code(s): G06V20/176
Abstract: the present disclosure discloses a building recognition method and apparatus, and a device, and relates to the field of maps. the method includes acquiring a to-be-recognized satellite image of a building; performing feature extraction on the satellite image of the building to obtain feature information; generating top surface information according to the feature information to obtain top surface parameter information of the building in the satellite image; generating facade information according to the feature information to obtain facade parameter information of the building in the satellite image; and performing top surface recognition based on the feature information and the top surface parameter information to obtain a top surface recognition result of the building in the satellite image, and performing facade recognition based on the feature information and the facade parameter information to obtain a facade recognition result of the building in the satellite image.
Inventor(s): Taiping YAO of Shenzhen (CN) for tencent technology (shenzhen) company limited, Yang CHEN of Shenzhen (CN) for tencent technology (shenzhen) company limited, Shen CHEN of Shenzhen (CN) for tencent technology (shenzhen) company limited, Shouhong DING of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G06V20/00, G06V10/62, G06V10/764, G06V10/77, G06V10/774, G06V10/80, G06V20/40, G06V40/16, G06V40/40
CPC Code(s): G06V20/95
Abstract: a video detection method includes extracting a plurality of video snippets of a target video, and extracting local features corresponding to the video snippets, respectively, based on motion information of a target object in the video snippets. the local features are configured for representing a time sequence inconsistency of the video snippets. the method further includes performing fusion on the local features to obtain a global feature of the target video, determining an authenticity probability of the target object in the target video based on the global feature, and obtaining a detection result of the target video based on the authenticity probability.
Inventor(s): Zhongyang SUN of Shenzhen (CN) for tencent technology (shenzhen) company limited, Yu ZHANG of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): G08G1/14
CPC Code(s): G08G1/146
Abstract: a vehicle-searching guidance method includes: displaying a vehicle-searching guidance interface in response to a first trigger operation on a first control, the vehicle-searching guidance interface being used for providing guidance information for vehicle searching; transmitting a multimedia content obtaining request to an electronic device in response to a second trigger operation on a second control on the vehicle-searching guidance interface; receiving multimedia guidance content returned by the electronic device according to the multimedia content obtaining request, the multimedia guidance content including environmental information of a parking space in which a vehicle is parked; and presenting the multimedia guidance content for a user to search for the vehicle.
Inventor(s): Yixue LEI of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): H04L47/2408, H04L43/087, H04L47/2425
CPC Code(s): H04L47/2408
Abstract: this application provides a data transmission control method performed by an electronic device. the method includes: receiving latency jitter distribution characteristics of a service data packet that are transmitted by an application function (af), the latency jitter distribution characteristics being configured for representing a transfer latency range of the service data packet; detecting network transmission characteristics between an application server (as) and a core network gateway; adjusting the latency jitter distribution characteristics of the service data packet according to the network transmission characteristics to obtain adjusted latency jitter distribution characteristics; and performing data transmission control according to the adjusted latency jitter distribution characteristics.
Inventor(s): Yixue Lei of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): H04L47/2416, H04L43/087, H04L47/2425
CPC Code(s): H04L47/2416
Abstract: this application provides a data transmission method computer-readable storage medium performed by an electronic device. the method includes: obtaining a latency variation distribution characteristic of a service data packet, the latency variation distribution characteristic being configured for indicating a transmission latency range of the service data packet; detecting a network transmission characteristic between an application server (as) and a core network gateway; adjusting the latency variation distribution characteristic of the service data packet based on the network transmission characteristic, to obtain an adjusted latency variation distribution characteristic; and transmitting the adjusted latency variation distribution characteristic to a core network element, so that the core network element controls data transmission based on the adjusted latency variation distribution characteristic.
Inventor(s): Peng FAN of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): H04L67/306, H04N7/15
CPC Code(s): H04L67/306
Abstract: this application discloses a user identification method. the method includes obtaining a plurality of users of an application program; generating, an account feature and a service feature of a user, the account feature being based on account use information of the user in the application program, and the service feature being based on a historical payment-related behavior of the user; aggregating account features in a plurality of time dimensions to obtain a target account feature; aggregating service features in the plurality of time dimensions to obtain a target service feature; generating a user feature of the user based on the target account feature and the target service feature; and inputting user features of the plurality of users into a classifier to obtain a predicted classification result, the predicted classification result indicating whether the plurality of users are users with a propensity to pay.
Inventor(s): Liqiang WANG of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): H04N19/117, H04N19/176, H04N19/80
CPC Code(s): H04N19/117
Abstract: a multimedia data processing method, executed by a computer device, includes: determining a first associated image block associated with a target image block to be filtered in multimedia data; acquiring target coding and decoding information associated with the target image block; and filtering the target image block by an image filter based on a neural network according to the first associated image block and the target coding and decoding information to obtain a filtered image block corresponding to the target image block.
Inventor(s): Liqiang WANG of Shenzhen (CN) for tencent technology (shenzhen) company limited, Renjie CHANG of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): H04N19/117, H04N19/119, H04N19/172, H04N19/176, H04N19/192, H04N19/96
CPC Code(s): H04N19/117
Abstract: a picture filtering method, performed by an electronic device, includes: obtaining a picture to be filtered; determining a neural network filter; dividing the picture to be filtered according to a blocking mode corresponding to the neural network filter to obtain one or more picture blocks to be filtered, the blocking mode being a same blocking mode for a training picture used in training the neural network filter; and filtering the one or more picture blocks based on the neural network filter to obtain a filtered picture.
Inventor(s): Feng LUO of Shenzhen (CN) for tencent technology (shenzhen) company limited, Jinxi XIANG of Shenzhen (CN) for tencent technology (shenzhen) company limited, Kuan TIAN of Shenzhen (CN) for tencent technology (shenzhen) company limited, Jun ZHANG of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): H04N19/137, H04N19/172, H04N19/182, H04N19/196, H04N19/42, H04N19/60, H04N19/91
CPC Code(s): H04N19/137
Abstract: this application discloses a video compression method, a video decoding method, and related apparatuses. the method includes: extracting a key point from a to-be-processed video frame and a previous video frame respectively to obtain first position information and second position information; performing motion estimation based on the first position information and the second position information to obtain motion information; performing image inpainting based on the motion information and the previous video frame to obtain an initial video frame; determining a latent feature based on the to-be-processed video frame and the initial video frame; and performing video compression based on the first position information, the second position information, and the latent feature to obtain a video compressed file.
Inventor(s): Ying HU of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): H04N21/236, H04L65/70
CPC Code(s): H04N21/236
Abstract: a media data processing method, performed by a computer device, includes: acquiring point cloud media; determining saliency information of the point cloud media; encoding the point cloud media to acquire a point cloud code stream; and encapsulating the point cloud code stream and the saliency information into a media file, wherein the saliency information includes a saliency level parameter indicating a target range of the point cloud media, and wherein the target range includes at least one of a spatial range or a time range.
Inventor(s): Yipeng ZHANG of Shenzhen (CN) for tencent technology (shenzhen) company limited
IPC Code(s): H04W64/00, H04W4/40, H04W92/18
CPC Code(s): H04W64/00
Abstract: a terminal positioning method, applied to a vehicle-to-everything terminal, includes: receiving a pc5 message via a pc5 communication interface; and based on determining the pc5 message was transmitted by a target road side unit, activating positioning and performing positioning in a movement process in different positioning modes based on a current terminal position, wherein a positioning accuracy of a positioning mode is increased as a distance between the current terminal position and a collision-prone area decreases, and wherein the positioning accuracy is decreased as the distance between the current terminal position and the collision-prone area increases.
TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED patent applications on February 13th, 2025
- TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
- A63F13/52
- A63F13/55
- CPC A63F13/52
- Tencent technology (shenzhen) company limited
- A63F13/537
- CPC A63F13/537
- A63F13/56
- A63F13/533
- A63F13/92
- CPC A63F13/56
- B60W50/08
- B60W30/182
- B60W50/14
- B60W60/00
- G01C21/00
- G01C21/34
- CPC B60W50/082
- G01C21/30
- G06V20/56
- CPC G01C21/30
- G03F1/70
- CPC G03F1/70
- G05D1/227
- G05D1/698
- G05D109/10
- G05D111/30
- G08G1/00
- CPC G05D1/227
- G06F3/04847
- G06F3/0483
- CPC G06F3/04847
- G06N3/098
- G06N3/042
- CPC G06N3/098
- G06Q20/40
- G06Q20/38
- CPC G06Q20/401
- G06V10/774
- G06V10/82
- G06V40/10
- CPC G06Q20/40145
- G06T5/50
- G06T9/00
- G06V10/74
- G06V10/80
- G06V40/16
- CPC G06T5/50
- G06T15/00
- CPC G06T15/00
- G06T15/50
- G06T15/06
- CPC G06T15/506
- G06T19/20
- G06T15/60
- CPC G06T19/20
- G06F3/0488
- G06V20/10
- G06T17/05
- G06V10/26
- G06V10/56
- G06V10/764
- G06V20/13
- CPC G06V20/176
- G06V20/00
- G06V10/62
- G06V10/77
- G06V20/40
- G06V40/40
- CPC G06V20/95
- G08G1/14
- CPC G08G1/146
- H04L47/2408
- H04L43/087
- H04L47/2425
- CPC H04L47/2408
- H04L47/2416
- CPC H04L47/2416
- H04L67/306
- H04N7/15
- CPC H04L67/306
- H04N19/117
- H04N19/176
- H04N19/80
- CPC H04N19/117
- H04N19/119
- H04N19/172
- H04N19/192
- H04N19/96
- H04N19/137
- H04N19/182
- H04N19/196
- H04N19/42
- H04N19/60
- H04N19/91
- CPC H04N19/137
- H04N21/236
- H04L65/70
- CPC H04N21/236
- H04W64/00
- H04W4/40
- H04W92/18
- CPC H04W64/00
