Patents by Inventor Di Zhang

Di Zhang 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).

  • Patent number: 11190211
    Abstract: A method and a device of selecting a base graph of a low-density parity-check code are provided. The method includes: acquiring a data information length and a channel coding rate of to-be-encoded data; determining a target base graph selection strategy according to the data information length and an information length range of a base graph; determining a target base graph for the to-be-encoded data according to the target base graph selection strategy and the channel coding rate.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: November 30, 2021
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Di Zhang, Jiaqing Wang, Xueming Pan, Shaohui Sun
  • Patent number: 11181702
    Abstract: A coupling structure includes a single mode active device and a planar optical waveguide. Specifically, the planar optical waveguide includes a silica waveguide for transmitting an optical signal, where the silica waveguide includes a coupling section and a conduction section; the coupling section is of a regular trapezoidal structure or an inverted trapezoidal structure, where a surface of the coupling section coupled to the single mode active device is a trapezoid top, and a surface of the coupling section connected with the conduction section is a trapezoid bottom; and a coupling gap is preset between the single mode active device and the planar optical waveguide.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: November 23, 2021
    Assignee: Wuhan Telecommunication Devices Co., Ltd.
    Inventors: Ben Chen, Xuerui Liang, Baiquan Hu, Chenggang Liu, Di Zhang, Yongan Fu, Liping Sun, Weidong Ma, Xianghong Yu
  • Patent number: 11184887
    Abstract: This application provides a transmission method, a network device, and a terminal, to save resources. The method includes: determining, by a network device, downlink control information DCI, wherein the DCI includes a first request field, information in the first request field is only used to instruct to send a first reference signal on a first resource, or the information in the first request field is used to instruct to send the first reference signal on the first resource and instruct a terminal to report a measurement result of the first reference signal on the first resource, and the measurement result includes channel state information CSI and/or beam state information BSI; and sending, by the network device, the DCI to the terminal.
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: November 23, 2021
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Jianqin Liu, Di Zhang
  • Patent number: 11178517
    Abstract: A method including determining, according to a received type change instruction with respect to a group, a target group type of the group; selecting, according to a limiting condition imposed on group affiliation information of a group member by the target group type, a group member who does not satisfy the limiting condition; and removing the selected group member from the group.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: November 16, 2021
    Assignee: Dingtalk Holding (Cayman) Limited
    Inventors: Boyu Yang, Lili Zhang, Xinglin Ma, Deyan Che, Di Zhang
  • Publication number: 20210352753
    Abstract: This application provides example communication methods and example communications apparatuses. One example communication method includes sending first information on a first resource, where the first information is used to indicate a link failure. Second information can then be received, where the second information is used to indicate a second resource. Third information can then be sent on the second resource based on the second information, where the third information is used to indicate at least one of a first reference signal or a first cell, and where when channel quality of the first reference signal is greater than or equal to a preset threshold, the link failure occurs in the first cell.
    Type: Application
    Filed: July 22, 2021
    Publication date: November 11, 2021
    Inventor: Di ZHANG
  • Publication number: 20210351825
    Abstract: This application provides a channel state information transmission method and apparatus. The method includes: receiving N reference signal groups, where N is an integer greater than or equal to 2; and sending channel state information, where the channel state information includes a first resource index, a second resource index, and first channel quality information, the first resource index is a resource index of a first reference signal, the second resource index is a resource index of a second reference signal, the first reference signal and the second reference signal are reference signals in different groups in the N reference signal groups.
    Type: Application
    Filed: July 9, 2021
    Publication date: November 11, 2021
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Di ZHANG, Kunpeng LIU
  • Publication number: 20210332356
    Abstract: Disclosed herein is a polynucleotide construct comprising one or more nuclease recognition sequences upstream and downstream of a Gene editing multi-site that comprises a plurality of nuclease recognition sequences. The plurality of nuclease recognition sequences facilitate insertion of one or more exogenous donor genes into the host cell.
    Type: Application
    Filed: February 25, 2021
    Publication date: October 28, 2021
    Inventors: Sicco Hans POPMA, Di ZHANG
  • Publication number: 20210337584
    Abstract: A reference signal transmission method is disclosed, the method including: determining at least two first reference signal resources; receiving a first channel based on the at least two first reference signal resources when a scheduling offset is less than or equal to a preset threshold and/or there is no spatial relation parameter information indication field in downlink control information DCI; and demodulating the first channel. When data on at least two reference signal resources needs to be received within a period of time, the method can increase a probability that a terminal device successfully receives the data.
    Type: Application
    Filed: July 9, 2021
    Publication date: October 28, 2021
    Inventors: Di ZHANG, Kunpeng LIU
  • Publication number: 20210337549
    Abstract: The present disclosure relates to resource indication methods and apparatus. In one example method, a network device configures resource configuration information for a terminal device. The terminal device determines channel state information based on the resource configuration information, and sends the channel state information. The resource configuration information is used to indicate a first reference signal resource set, L second reference signal resource sets, and a type of the first reference signal resource set. The first reference signal resource set includes resources for M first reference signals, and a resource for one of the M first reference signals is used to measure a channel.
    Type: Application
    Filed: July 8, 2021
    Publication date: October 28, 2021
    Inventors: Di ZHANG, Kunpeng LIU, Yongxing ZHOU
  • Publication number: 20210325751
    Abstract: The present application discloses a display panel, a method for manufacturing a display panel, and a display device. The display panel includes a first substrate and a second substrate opposite the first substrate, a patterned black matrix layer between the first substrate and the second substrate, where the patterned black matrix layer includes a hollow area, and an array of signal lines on a side of the first substrate adjacent to the second substrate. The array of signal lines includes a feedback signal line for common electrode and a clock signal line. The display panel is divided into a display region in a center of the display panel and a frame region surrounding the display region. An orthographic projection of at least one of the first region and the second region on the first substrate at least partially overlaps an orthographic projection of the hollow area on the first substrate.
    Type: Application
    Filed: January 3, 2019
    Publication date: October 21, 2021
    Inventor: Di ZHANG
  • Publication number: 20210328060
    Abstract: A thin film transistor, a manufacturing method thereof, an array substrate, and a display panel are provided. The thin film transistor includes a semiconductor layer, a source and a drain. The semiconductor layer includes an active layer and a superhydrophobic layer. The active layer includes a source contact, a drain contact and a channel portion. The source corresponds to the source contact, and the drain corresponds to the drain contact. The superhydrophobic layer is disposed on a surface of the active layer proximal to the source and the drain. The superhydrophobic layer includes a plurality of multi-level nanostructures protruding from the surface of the active layer, and the superhydrophobic layer at least covers a channel portion of the active layer.
    Type: Application
    Filed: December 21, 2018
    Publication date: October 21, 2021
    Inventor: Di ZHANG
  • Patent number: 11146510
    Abstract: Communication methods and apparatuses are provided. A method may include: obtaining at least a part of a communication message in a communication session page of a communication application, the communication session page being used for conducting communications between an end user and at least one peer user; performing content recognition of the communication message; and configuring a to-be-sent message corresponding to a message sending control in the communication session page, so that the to-be-sent message matches a content recognition result for the communication message. Using the technical solutions of the present disclosure, the efficiency of communications can be improved.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: October 12, 2021
    Assignee: Alibaba Group Holding Limited
    Inventors: Lili Zhang, Di Zhang, Yongqiang Pan, Weinan He, Daping Zhang, Jianjun Zhao
  • Patent number: 11132968
    Abstract: A gate on array (GOA) circuit and a built-in touch display panel are provided. The GOA circuit collects a scan signal from a GOA unit, detects whether the scan signal from the GOA unit is abnormal in order to identify an abnormal GOA unit, and then restores a scan signal from the abnormal GOA unit.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: September 28, 2021
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Di Zhang
  • Patent number: 11130517
    Abstract: An energy dynamic control method for the EPS with hybrid power supply and an energy dynamic control system. Control system collects real-time current of vehicle electric appliances except the steering motor and the super-capacitor and calculates target current of the steering motor according to real-time steering torque and vehicle speed, and determines state of the super-capacitor by comparing rated current of vehicle power supply and sum of the current of vehicle electric appliances and target current of the steering motor. When super-capacitor is in the charging state, charging current is dynamically regulated to make vehicle power supply work in optimal working range, and maximum charging current is limited based on SOC of the super-capacitor. When super-capacitor is in discharging state, discharging current is dynamically regulated to make vehicle power supply work in optimal working range, and maximum discharging current is limited based on SOC of super-capacitor.
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: September 28, 2021
    Assignee: JIANGSU UNIVERSITY
    Inventors: Bin Tang, Yingqiu Huang, Haobin Jiang, Di Zhang, Chaochun Yuan, Yingfeng Cai, Guoqing Geng, Chaofeng Pan, Shidian Ma, Dong Cao, Chenhui Yin
  • Publication number: 20210293567
    Abstract: The disclosure relates to technology within an autonomous vehicle for interacting with passengers to provide information about their surroundings as they travel within the autonomous vehicle. In one example, the system may automatically detect and push information about points of interest in the vicinity of the vehicle to the vehicle passengers. In another example, the system provides information about points of interest around the autonomous vehicle in response to physical and/or verbal cues from a passenger in the autonomous vehicle.
    Type: Application
    Filed: June 3, 2021
    Publication date: September 23, 2021
    Inventors: Luis Bill, Di Zhang, Haoting Li, Lei Yang, Hai Yu
  • Publication number: 20210289485
    Abstract: The present disclosure relates to beam configuration methods and apparatus. One example method include receiving beam configuration information from a network device, where the beam configuration information indicates a terminal device to transmit or receive a signal by using a first beam, and transmitting or receiving the signal by using at least the first beam after a first preset duration starting from a first time-domain unit, where the first time-domain unit is an unlink slot in which an acknowledgement (ACK) message for the beam configuration information is transmitted to the network device.
    Type: Application
    Filed: June 2, 2021
    Publication date: September 16, 2021
    Inventors: Peng GUAN, Yi QIN, Jianqin LIU, Peng JIANG, Di ZHANG
  • Patent number: 11121996
    Abstract: A method may include the following. Preset events related to a peer communication party are determined. The preset events are generated by operations performed by the peer communication party based on a communication application. Whether a communication page of a local communication party with the peer communication party is in an open state is detected. Description information of the preset events is displayed in an expedited processing page associated with the communication page in a centralized manner when the communication page is detected to be in an open state. Using the technical solutions of the present application, the local communication party can open and view the expedited processing page conveniently and quickly when communicating with the peer communication party, and view and process corresponding preset events, thereby further simplifying the user operations and improving processing efficiency.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: September 14, 2021
    Assignee: Alibaba Group Holding Limited
    Inventors: Hang Chen, Zhenhao Wu, Lili Zhang, Daping Zhang, Di Zhang, Lidong Cao, Di Su, Yixin Huang, Jianjun Zhao
  • Patent number: 11118171
    Abstract: The invention discloses a recombinant Corynebacterium glutamicum for producing lysine by biofilm continuous fermentation and a construction method thereof, wherein the recombinant Corynebacterium glutamicum is constructed by overexpressing a protease gene FtsH in a Corynebacterium glutamicum; and the construction method comprises the following steps of: (1) performing PCR on a genome of the Corynebacterium glutamicum, and amplifying the FtsH gene to obtain an amplified FtsH gene segment; (2) cloning the FtsH gene segment to an overexpression plasmid to obtain a recombinant plasmid; and (3) introducing the recombinant plasmid into the Corynebacterium glutamicum, and screening to obtain the recombinant Corynebacterium glutamicum.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: September 14, 2021
    Assignee: Nanjing Tech University
    Inventors: Hanjie Ying, Dong Liu, Yong Chen, Qingguo Liu, Pingkai Ouyang, Ming Lei, Huanqing Niu, Bin Yu, Di Zhang, Yuhan Yang, Shishi Wu
  • Patent number: 11107711
    Abstract: A micro light emitting diode (micro LED) transferring apparatus is provided. The micro LED transferring apparatus includes a transfer array including an array of a plurality of transfer heads; and an array mask having an array of a plurality of alignment holes. A respective one of the plurality of alignment holes has a size allowing a respective one of the plurality of transfer heads and a micro LED attached to the respective one of the plurality of transfer heads to pass through.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: August 31, 2021
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.
    Inventor: Di Zhang
  • Publication number: 20210258967
    Abstract: The present disclosure relates to information transmission methods and apparatus. In one example method, a terminal obtains first spatial parameter information of a first channel. The terminal receives the first channel based on the first spatial parameter information. The first channel is one of multiple candidate control channels in a first control resource set. The first control resource set is configured by using a master information block (MIB), a system information block type 1 (SIB 1), or a physical downlink control channel (PDCCH) common configuration parameter.
    Type: Application
    Filed: May 4, 2021
    Publication date: August 19, 2021
    Inventors: Di ZHANG, Xu ZHANG, Kunpeng LIU