Patents by Inventor Na DENG
Na DENG has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20240137498Abstract: A mechanism for processing video data implemented by a video coding apparatus is disclosed. The mechanism determines to apply a prediction splitting tree to a prediction tree unit (PTU). The prediction splitting tree includes a leaf prediction unit (PU). A prediction mode is selected for the leaf PU based on whether the leaf PU is split from the PTU. The method performs a conversion between a visual media data and a bitstream based on the leaf PU.Type: ApplicationFiled: December 27, 2023Publication date: April 25, 2024Inventors: Kai Zhang, Li Zhang, Zhipin Deng, Na Zhang, Yang Wang
-
Publication number: 20240137510Abstract: A mechanism for processing video data implemented by a video coding apparatus is disclosed. The mechanism determines to split a coding tree unit (CTU) into one or more coding units (CUs). One or more of the CUs may be one or more prediction tree units (PTUs). The mechanism further determines to recursively split the CUs into prediction units (PUs). The method performs a conversion between a visual media data and a bitstream based on the PUs.Type: ApplicationFiled: December 29, 2023Publication date: April 25, 2024Inventors: Kai Zhang, Li Zhang, Zhipin Deng, Na Zhang, Yang Wang
-
Publication number: 20240129466Abstract: Methods, devices, and systems related to video processing are disclosed. In one example aspect, a method of video processing includes performing a conversion between a block of a current picture of a video and a coded representation of the video using an intra-subblock partitioning (ISP) mode. A prediction is determined for each sub-partition using an intra-prediction process based on samples in the current picture using the ISP mode. The block is partitioned into multiple sub-partitions including a first sub-partitions having a same top-left corner position as a top-left corner position of the block.Type: ApplicationFiled: December 5, 2023Publication date: April 18, 2024Inventors: Kai Zhang, Li Zhang, Hongbin Liu, Zhipin Deng, Na Zhang, Yue Wang
-
Patent number: 11948111Abstract: A method of training a neural network to approximate a forecasting error of a passenger-demand forecasting model that includes calculating, using the forecasting model, a historical passenger demand forecast for each key level in a set of key levels and for each departure date in a set of historical departures dates; applying a dropout model to the historical passenger demand forecasts to create a training sample; training, using the historical passenger demand forecasts and the training sample, the neural network, to approximate forecasting errors associated with the forecasting model; calculating, using the forecasting model, a future passenger demand forecast for each key level in the set of key levels and for each departure date in a set of future dates; and approximating, using the trained neural network, the forecasting error associated with the future passenger demand forecasts for the second set of departure dates.Type: GrantFiled: October 25, 2021Date of Patent: April 2, 2024Assignee: AMERICAN AIRLINES, INC.Inventors: Na Deng, Benjamin Segal, Ou Bai, Adam Thayer, Venkata Pilla
-
Patent number: 11924422Abstract: Methods, devices, and systems related to video processing are disclosed. In one example aspect, a method of video processing includes performing a conversion between a block of a current picture of a video and a coded representation of the video using an intra-subblock partitioning (ISP) mode. A prediction is determined for each sub-partition using an intra-prediction process based on samples in the current picture using the ISP mode. The block is partitioned into multiple sub-partitions including a first sub-partitions having a same top-left corner position as a top-left corner position of the block.Type: GrantFiled: February 28, 2022Date of Patent: March 5, 2024Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD, BYTEDANCE INC.Inventors: Kai Zhang, Li Zhang, Hongbin Liu, Zhipin Deng, Na Zhang, Yue Wang
-
Patent number: 11581993Abstract: A reception timing configuration method and a communications device are provided. The method includes: configuring, by a first communications device for a second communications device, a reception timing parameter corresponding to transmission, where the reception timing parameter includes at least two timing points respectively corresponding to at least two transmission points, and the at least two transmission points are configured to transmit downlink data to the terminal device cooperatively; and sending, by the first communications device, indication information to the second communications device, where the indication information is used to indicate the reception timing parameter. According to the method, there may be a plurality of corresponding reception timings when different data is sent by using a same frequency.Type: GrantFiled: February 8, 2019Date of Patent: February 14, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Ting Wang, Yuanjie Li, Na Deng, Shengyue Dou
-
Publication number: 20220352996Abstract: A method for measuring and feeding back channel state information and a device is provided. The method includes: sending, by a first network side device, channel state information (CSI) measurement configuration information to user equipment, where the CSI measurement configuration information includes coordination indication information indicating that the first network side device and at least one second network side device are in a coordination relationship, receiving, by the user equipment, the CSI measurement configuration information from the first network side device, performing measurement based on the CSI measurement configuration information, and feeding back at least one group of CSI to the first network side device based on the measurement configuration information. Accuracy of fed back content and further facilitating scheduling of a base station is improved.Type: ApplicationFiled: July 18, 2022Publication date: November 3, 2022Inventors: Na DENG, Ting WANG, Haibao REN, Yuanjie LI
-
Patent number: 11418271Abstract: A method for measuring and feeding back channel state information and a device is provided. The method includes: sending, by a first network side device, channel state information (CSI) measurement configuration information to user equipment, where the CSI measurement configuration information includes coordination indication information indicating that the first network side device and at least one second network side device are in a coordination relationship, receiving, by the user equipment, the CSI measurement configuration information from the first network side device, performing measurement based on the CSI measurement configuration information, and feeding back at least one group of CSI to the first network side device based on the measurement configuration information. Accuracy of fed back content and further facilitating scheduling of a base station is improved.Type: GrantFiled: February 8, 2019Date of Patent: August 16, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Na Deng, Ting Wang, Haibao Ren, Yuanjie Li
-
Patent number: 11296839Abstract: A data transmission method is disclosed. The method includes: processing, by a network device, first data to obtain at least one first modulation symbol that is in a first antenna port set, where the first antenna port set includes at least one first antenna port; and sending, by the network device, the at least one first modulation symbol to a terminal device in a first subframe by using a first carrier, where the at least one first modulation symbol is different from at least one second modulation symbol that a network device sends to the terminal device in the first subframe by using the first carrier and that is in a second antenna port set, and the second antenna port set includes at least one second antenna port.Type: GrantFiled: August 31, 2018Date of Patent: April 5, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Na Deng, Haibao Ren, Yuanjie Li
-
Publication number: 20210157615Abstract: In an approach to predicting issue development trends based on generated ordered association rules, one or more computer processors subdivide an issue into a set of one or more subproblems. The one or more computer processors generate ordered association rules by inputting the set of one or more subproblems into a model trained with historical subproblems, historical solutions, and historical ordered association rules. The one or more computer processors determine one or more solutions for each subproblem in the set of one or more subproblems utilizing the generated ordered association rules. The one or more computer processors present the one or more determined solutions.Type: ApplicationFiled: November 21, 2019Publication date: May 27, 2021Inventors: Jiang Lu, Zhao Fei, Xiao Bei Yang, Xing Hua Wang, Hong Liang Chen, Na Deng
-
Patent number: 11012995Abstract: A feedback information transmission method and apparatus, and the method includes receiving, by a terminal device, N pieces of first data from N first transmission points, where the N first transmission points are in a one-to-one correspondence with the N pieces of first data, each piece of first data includes at least one transport block, and the N pieces of first data are carried on a same carrier, where N?2, and sending, by the terminal device, feedback information of the N pieces of first data on at least one time-frequency resource such that acknowledgement (ACK)/negative ACK (NACK) feedback in coordinated multipoint multi-stream transmission can be implemented.Type: GrantFiled: March 25, 2019Date of Patent: May 18, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Na Deng, Yuanjie Li, Ting Wang
-
Patent number: 10972171Abstract: A data transmission method and apparatus are provided. A terminal device obtains an antenna port allocation result indicating a first antenna port set and a second antenna port set. An antenna port in the first antenna port set is quasi co-located (QCL) with another antenna port in the first antenna port set, an antenna port in the second antenna port is QCL with another antenna port in the second antenna port set, and an antenna port in the first antenna port set is not QCL with an antenna port in the second antenna port set. The terminal device receives first data transmitted on an antenna port in the first antenna port set, and receives second data transmitted on an antenna port in the second antenna port set.Type: GrantFiled: October 1, 2018Date of Patent: April 6, 2021Assignee: Huawei Technologies Co., Ltd.Inventors: Haibao Ren, Ting Wang, Na Deng, Yuanjie Li
-
Patent number: 10904872Abstract: This application relates to a downlink control information indication method during coordinated multipoint transmission/reception in a wireless communications system. For a plurality of network side devices that send downlink data to user equipment on a same carrier and in a same subframe, downlink data transmission information used when the network side devices separately send the downlink data is indicated by using a plurality of pieces of downlink control information. Therefore, diversity transmission and/or multi-stream transmission in a multipoint coordination scenario are/is supported, and when the user equipment cannot normally receive downlink data sent by some network side devices because some downlink control information encounters an error, the user equipment may still receive, based on an indication of remaining downlink control information that encounters no error, downlink data sent by a network side device corresponding to the remaining downlink control information that encounters no error.Type: GrantFiled: December 14, 2018Date of Patent: January 26, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Haibao Ren, Na Deng, Ting Wang, Yi Huang, Yuanjie Li
-
Patent number: 10778287Abstract: A data transmission method and apparatus are provided. The method includes: receiving control information from a network side device, wherein the control information comprises transmission parameter indication information, wherein the transmission parameter indication information is used to indicate a quantity of transport layers for at least two codewords and port numbers of ports for the at least two codewords; and determining, based on the transmission parameter indication information, a quantity of transport layers for at least two codewords and port numbers of ports for the at least two codewords, wherein ports used by different codewords of the at least two codewords are non-quasi-co-location, and ports used by one codeword of the at least two codewords are quasi-co-location when the codeword has more than one port.Type: GrantFiled: October 2, 2018Date of Patent: September 15, 2020Assignee: Huawei Technologies Co., Ltd.Inventors: Na Deng, Haibao Ren, Yuanjie Li, Ting Wang
-
Patent number: 10771118Abstract: A channel state measurement method and an apparatus are provided. In embodiments of the present invention, a terminal receives CSI reporting mode indication information. The CSI reporting mode indication information is used to instruct the terminal to perform joint CSI measurement and feedback based on N pieces of associated CSI measurement configuration information. Therefore, the terminal may perform CSI measurement and feedback according to the CSI reporting mode indication information, so as to implement CSI measurement and feedback in a scenario in which a plurality of coordinated transmission points perform coordinated transmission.Type: GrantFiled: September 28, 2018Date of Patent: September 8, 2020Assignee: Huawei Technologies Co., Ltd.Inventors: Na Deng, Ting Wang, Yuanjie Li
-
Patent number: 10419097Abstract: The present disclosure discloses a method of receiving channel state information (CSI) and an access network device, so as to resolve a technical problem that timely scheduling cannot be implemented due to a relatively long time required for transmitting CSI in a D-RAN architecture. The method includes: receiving, by a first access network device, a notification message sent by a second access network device, where the notification message is used to indicate condition information based on which a terminal device camping on a first cell of the second access network device sends CSI; and receiving, by the first access network device, on a resource determined according to the condition information indicated by the notification message, the CSI sent by the terminal device.Type: GrantFiled: June 28, 2018Date of Patent: September 17, 2019Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Saijie Yao, Na Deng, Yuanjie Li
-
Publication number: 20190223170Abstract: A feedback information transmission method and apparatus, and the method includes receiving, by a terminal device, N pieces of first data from N first transmission points, where the N first transmission points are in a one-to-one correspondence with the N pieces of first data, each piece of first data includes at least one transport block, and the N pieces of first data are carried on a same carrier, where N?2, and sending, by the terminal device, feedback information of the N pieces of first data on at least one time-frequency resource such that acknowledgement (ACK)/negative ACK (NACK) feedback in coordinated multipoint multi-stream transmission can be implemented.Type: ApplicationFiled: March 25, 2019Publication date: July 18, 2019Inventors: Na Deng, Yuanjie Li, Ting Wang
-
Publication number: 20190190630Abstract: A method for measuring and feeding back channel state information and a device is provided. The method includes: sending, by a first network side device, channel state information (CSI) measurement configuration information to user equipment, where the CSI measurement configuration information includes coordination indication information indicating that the first network side device and at least one second network side device are in a coordination relationship, receiving, by the user equipment, the CSI measurement configuration information from the first network side device, performing measurement based on the CSI measurement configuration information, and feeding back at least one group of CSI to the first network side device based on the measurement configuration information. Accuracy of fed back content and further facilitating scheduling of a base station is improved.Type: ApplicationFiled: February 8, 2019Publication date: June 20, 2019Inventors: Na DENG, Ting WANG, Haibao REN, Yuanjie LI
-
Publication number: 20190173635Abstract: A reception timing configuration method and a communications device are provided. The method includes: configuring, by a first communications device for a second communications device, a reception timing parameter corresponding to transmission, where the reception timing parameter includes at least two timing points respectively corresponding to at least two transmission points, and the at least two transmission points are configured to transmit downlink data to the terminal device cooperatively; and sending, by the first communications device, indication information to the second communications device, where the indication information is used to indicate the reception timing parameter. According to the method, there may be a plurality of corresponding reception timings when different data is sent by using a same frequency.Type: ApplicationFiled: February 8, 2019Publication date: June 6, 2019Inventors: Ting WANG, Yuanjie LI, Na DENG, Shengyue DOU
-
Publication number: 20190124631Abstract: This application relates to a downlink control information indication method during coordinated multipoint transmission/reception in a wireless communications system. For a plurality of network side devices that send downlink data to user equipment on a same carrier and in a same subframe, downlink data transmission information used when the network side devices separately send the downlink data is indicated by using a plurality of pieces of downlink control information. Therefore, diversity transmission and/or multi-stream transmission in a multipoint coordination scenario are/is supported, and when the user equipment cannot normally receive downlink data sent by some network side devices because some downlink control information encounters an error, the user equipment may still receive, based on an indication of remaining downlink control information that encounters no error, downlink data sent by a network side device corresponding to the remaining downlink control information that encounters no error.Type: ApplicationFiled: December 14, 2018Publication date: April 25, 2019Inventors: Haibao REN, Na DENG, Ting WANG, Yi HUANG, Yuanjie LI