Patents by Inventor Shichang Zhang

Shichang 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).

  • Publication number: 20230156639
    Abstract: The present disclosure provides a method for transmitting a synchronization signal (SS), the method comprising: performing a listen-before-talk (LBT) operation in a pre-defined window; if the LBT operation succeeds, transmitting an SS block (SSB) in the window, wherein the SSB comprises the SS, or the SSB comprises the SS and a physical broadcast channel (PBCH). Compared with the prior art, the present disclosure may significantly improve the efficiency of data transmission and the access performance for the communication system by relaxing the time when the base station implements the LBT, that is, allowing the base station to implement the LBT in the pre-defined window and transmit the SSB after the LBT succeeds.
    Type: Application
    Filed: January 17, 2023
    Publication date: May 18, 2023
    Inventors: Yi WANG, Yingyang LI, Min WU, Shichang ZHANG
  • Patent number: 11647521
    Abstract: The present disclosure provides an uplink signal transmission method, a terminal, and base station. The terminal receives, from a base station, control information for an uplink scheduling, the control information including information indicating a reference starting position of a physical uplink shared channel (PUSCH); and transmits, to the base station, data based on the information indicating the reference starting position of the PUSCH. The information indicating the reference starting position of the PUSCH includes a starting symbol and a starting position preceding the starting symbol.
    Type: Grant
    Filed: August 6, 2021
    Date of Patent: May 9, 2023
    Inventors: Shichang Zhang, Yi Wang, Yingyang Li
  • Patent number: 11646834
    Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: May 9, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yi Wang, Yingyang Li, Shichang Zhang
  • Publication number: 20230127136
    Abstract: The embodiments of the present disclosure provide a wireless communication method and a terminal, capable of improving the reliability of a communication system by means of cooperation between terminals. The method includes: transmitting, by a first terminal, a first indication to a second terminal, the first indication indicating a first resource set including a time-frequency resource selected by the first terminal or a time-frequency resource indicated by the first terminal via sidelink control information; receiving, by the first terminal, a second indication indicating a second resource set including a resource in the first resource set that satisfies or does not satisfy a first condition; and triggering, by the first terminal, resource reselection according to the second resource set.
    Type: Application
    Filed: December 26, 2022
    Publication date: April 27, 2023
    Inventors: Yi Ding, Zhenshan Zhao, Shichang Zhang, Huei-Ming Lin
  • Patent number: 11637659
    Abstract: The present disclosure provides a method for transmitting hybrid automatic repeat-request acknowledgement (HARQ-ACK) feedback information in an enhanced carrier aggregation system. A user equipment (UE) determines the number of HARQ-ACK feedback information bits that the UE needs to transmit in an uplink subframe, and determines the number of uplink control information (UCI) bits to be transmitted in the uplink subframe based on the number of the HARQ-ACK feedback information bits, the number of channel state information (CSI) bits, and the number of scheduling request (SR) bits that need to be transmitted in the uplink subframe, and transmitting the UCI according to the PUCCH format and the resource for transmission of PUCCH determined. With the present disclosure, UCI information may be transmitted using different formats in different PUCCH formats.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: April 25, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jingxing Fu, Yingyang Li, Shichang Zhang, Yi Wang
  • Patent number: 11627445
    Abstract: Embodiments of the present disclosure provide a resource selection or reselection method by a user equipment (UE) and the UE in Vehicle to vehicle/pedestrian/infrastructure/network (V2X) communication. The method comprises the steps of: detecting physical sidelink control channel (PSCCH) transmitted by other UE(s); selecting (a) single-subframe resource(s) from single-subframe resources which do not overlap with single-subframe resources reserved by the detected PSCCH; and transmitting physical sidelink shared channel (PSSCH) on the selected single-subframe resource(s).
    Type: Grant
    Filed: August 4, 2021
    Date of Patent: April 11, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Shichang Zhang, Yingyang Li, Yi Wang
  • Publication number: 20230076577
    Abstract: Embodiments of the present disclosure provide a method for transmitting uplink control information. The method includes: a User Equipment (UE) receives Uplink Control Information UCI configuration information, wherein the UCI configuration information includes information for determining a periodicity, an offset and a Physical Uplink Control Channel PUCCH for Periodic-Channel State Information P-CSI to be report in one subframe and configuration information for transmission of Hybrid Automatic Retransmission reQuest-Acknowledgement HARQ-ACK; processes one or more kinds of UCI in the subframe, and transmits the on resources using a PUCCH format. According to the method of the present disclosure, the transmit power for transmitting the UCI on the channel using the PUCCH format is optimized. During the transmission of the P-CSI, the PUCCH resource most preferable for the transmission of the P-CSI is determined. The uplink resource utilization ratio is increased.
    Type: Application
    Filed: November 14, 2022
    Publication date: March 9, 2023
    Inventors: Yingyang LI, Yi WANG, Jingxing FU, Shichang ZHANG
  • Patent number: 11595963
    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The present disclosure provides a method for allocating Physical Uplink Control Channel (PUCCH) resources, including: a User Equipment (UE) detects a Physical Downlink Control Channel (PDCCH) scheduling a Physical Downlink Shared Channel (PDSCH) in a configured control resource set; the UE analyzes the detected PDCCH, correspondingly receives PDSCH, and determines PUCCH resources feeding back Hybrid Automatic Repeat request-ACK (HARQ-ACK) information; the UE transmits the HARQ-ACK information by using the determined PUCCH resources. By adopting the method in the present disclosure, a method for allocating PUCCH resources is provided. An upper-limit resource utilization is improved.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: February 28, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yingyang Li, Yi Wang, Shichang Zhang
  • Patent number: 11595973
    Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present disclosure provides a method for processing uplink control information (UCI) and a terminal. The method for processing UCI includes: determining the UCI which overlaps with a Physical Uplink Shared Channel (PUSCH) resource in time domain according to the PUSCH resource; determining whether to transmit the UCI, and performing corresponding processing based on a determination result.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: February 28, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yi Wang, Shichang Zhang, Yingyang Li
  • Patent number: 11570718
    Abstract: Disclosed is a method for transmitting data by a user equipment (UE) in a wireless communication system including receiving scheduling information for scheduling a plurality of uplink (UL) subframes, identifying a UL subframe u among the plurality of UL subframes, determining a first transmit power for a physical uplink shared channel (PUSCH) in the UL subframe u, selecting a transmit power among the first transmit power and a predetermined second transmit power, and transmitting data through the PUSCH in the UL subframe u using the selected transmit power, wherein the first transmit power is determined based on a first power adjustment factor for a UL subframe (u?1), in case that the UL subframe u is different from a first scheduled UL subframe among the plurality of UL subframes, and wherein the first transmit power is determined based on a second power adjustment factor for the UL subframe u, in case that the UL subframe u is the first UL subframe.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: January 31, 2023
    Inventors: Shichang Zhang, Yingyang Li, Chengjun Sun
  • Patent number: 11558833
    Abstract: The present disclosure provides a method for transmitting a synchronization signal (SS), the method comprising: performing a listen-before-talk (LBT) operation in a pre-defined window; if the LBT operation succeeds, transmitting an SS block (SSB) in the window, wherein the SSB comprises the SS, or the SSB comprises the SS and a physical broadcast channel (PBCH). Compared with the prior art, the present disclosure may significantly improve the efficiency of data transmission and the access performance for the communication system by relaxing the time when the base station implements the LBT, that is, allowing the base station to implement the LBT in the pre-defined window and transmit the SSB after the LBT succeeds.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: January 17, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yi Wang, Yingyang Li, Min Wu, Shichang Zhang
  • Patent number: 11557903
    Abstract: This application embodiment provides a method for equalizing the battery module, an apparatus, a battery module and a power management controller, including: judging whether the first battery core and the second battery core enter their respective fully-charged interval; if the first battery core enters and the second battery core doesn't enter, discharging the first battery core until the second battery core enters; if the first battery core doesn't enter and the second battery core enters, judging whether the maximum value of the first charging voltage of each battery cell in the first battery core is greater than a third preset value; if so, discharging the second battery core until the first battery core enters; if not, controlling both to rest a preset time; after resting for the preset time, discharging the first battery core and the second battery core until the SOC of each battery cell enters a same state.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: January 17, 2023
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Lei Peng, Guangyu Xu, Shichang Zhang, Shichao Li
  • Patent number: 11546811
    Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present disclosure provides a method for performing access for a UE. In addition, the present disclosure discloses a data forwarding method and a data forwarding equipment, user equipment and base station. By the technical solutions disclosed in the present disclosure, a UE may help a base station to forward data of other UEs.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: January 3, 2023
    Inventors: Lixiang Xu, Weiwei Wang, Xiaowan Ke, Hong Wang, Shichang Zhang, Yingyang Li, Yi Wang, Xiaoning Ma
  • Publication number: 20220392251
    Abstract: A method for generating an object model includes: obtaining an initial morphable model; obtaining a plurality of initial images of an object, and depth images corresponding to the plurality of initial images; obtaining a plurality of target topological images by processing the plurality of initial images based on the depth images; obtaining a plurality of models to be synthesized by processing the initial morphable model based on the plurality of target topological images; and generating a target object model based on the plurality of models to be synthesized.
    Type: Application
    Filed: August 16, 2022
    Publication date: December 8, 2022
    Applicant: BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD.
    Inventors: Shichang Zhang, Ziyuan Guo, Yafei Zhao, Chao Chen, Xirui Fan
  • Publication number: 20220394678
    Abstract: Embodiments of the present disclosure relate to method, device and computer readable medium for resource selection in V2X. The method comprises selecting, at a first terminal device, resources in at least one resource selection window for transmissions of data from the first terminal device to a second terminal device. The method also comprises determining a first number N of continuous resources in a set of the selected resources that have time-domain offsets with respect to a reference resource below a threshold offset T. The method also comprises transmitting sidelink control information to the second terminal device. The sidelink control information indicates the N continuous resources in the set of the selected resources located in the at least one resource selection window. The selected resources comprise a plurality of frequency resources in a single slot.
    Type: Application
    Filed: September 30, 2019
    Publication date: December 8, 2022
    Applicant: NEC CORPORATION
    Inventors: Shichang ZHANG, Gang WANG
  • Patent number: 11521653
    Abstract: A video sequence layout method, electronic device and storage medium are provided, and relate to fields of deep learning, virtual reality, cloud computing, video layout processing and the like. The method includes: acquiring a first video sequence, the first video sequence including a main sequence for describing a first posture of a human body and a subordinate sequence for describing a plurality of second postures of the human body; extracting the main sequence and the subordinate sequence from the first video sequence; and in a case that it is detected that a sequencing identification frame exists in the first video sequence, performing random mixed sequencing processing on video frames in the main sequence and the subordinate sequence based on the sequencing identification frame and taking a sequence combination obtained by the random mixed sequencing processing as a second video sequence.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: December 6, 2022
    Assignee: Beijing Baidu Netcom Science Technology Co., Ltd.
    Inventors: Yafei Zhao, Shichang Zhang, Ziyuan Guo, Chao Chen
  • Patent number: 11516845
    Abstract: A method for channel sensing and signal transmission is provided. The method includes that a signal transmission mode of a communication node in a predefined time window is different from a signal transmission mode of the communication node outside the predefined time window, which includes at least one of a channel sensing mode and a data transmission mode. By performing the method, a frequency domain multiplexing coefficient among nodes adopting the same access technology can be improved, and the coexistence of the access technology and others can be ensured.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: November 29, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yi Wang, Shichang Zhang, Yingyang Li
  • Patent number: 11503577
    Abstract: Embodiments of the present disclosure provide a method for transmitting uplink control information. The method includes: a User Equipment (UE) receives Uplink Control Information UCI configuration information, wherein the UCI configuration information includes information for determining a periodicity, an offset and a Physical Uplink Control Channel PUCCH for Periodic-Channel State Information P-CSI to be report in one subframe and configuration information for transmission of Hybrid Automatic Retransmission reQuest-Acknowledgement HARQ-ACK; processes one or more kinds of UCI in the subframe, and transmits the UCI on resources using a PUCCH format. According to the method of the present disclosure, the transmit power for transmitting the UCI on the channel using the PUCCH format is optimized. During the transmission of the P-CSI, the PUCCH resource most preferable for the transmission of the P-CSI is determined. The uplink resource utilization ratio is increased.
    Type: Grant
    Filed: February 22, 2021
    Date of Patent: November 15, 2022
    Inventors: Yingyang Li, Yi Wang, Jingxing Fu, Shichang Zhang
  • Patent number: 11497059
    Abstract: Embodiments of the present disclosure provide a method for transmitting data, including: sensing, by a first device, a scheduling assignment (SA) of another device; measuring a received power of the other device, and measuring a total received energy of a subframe/subband; determining a received power reference value and a total received energy reference value of the other device according to the SA; selecting resources; and transmitting data using the selected resources. According to the method of the present disclosure, the performance of the method which avoids collision based on SA is improved, and measurement accuracy of the total received energy of the subband is increased. Thus, resource selection/re-selection can be performed better. As such, interferences between devices can be avoided effectively.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: November 8, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yingyang Li, Shichang Zhang, Yi Wang
  • Publication number: 20220346038
    Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable media for communication. A method comprises determining, at a first terminal device, a time window during which a second terminal device is to filter Sidelink Reference Signal Received Power (SL-RSRP) of sidelink transmissions received from the first terminal device; receiving, from the second terminal device, the filtered SL-RSRP during the time window; estimating a sidelink path loss based on the filtered SL-RSRP; and applying the sidelink path loss to power control of at least one subsequent sidelink transmission from the first terminal device to the second terminal device. In this way, the SL path loss can be estimated more accurately and reasonably, and thus the power control based on the the SL path loss can be performed more effectively.
    Type: Application
    Filed: September 27, 2019
    Publication date: October 27, 2022
    Applicant: NEC CORPORATION
    Inventors: Zhaobang MIAO, Shichang ZHANG, Gang WANG