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).

  • Patent number: 11206108
    Abstract: The present application provides a method for transmitting data, which includes the following. A UE detects a physical downlink control channel, PDCCH, on a configured control resource set; the UE analyzes the detected PDCCH, and determines a method for dividing code blocks, CBs, and a method for rate matching of a physical downlink shared channel, PDSCH, and receives the PDSCH accordingly. By the method of the present application, when a service with a low delay requirement punches the time-frequency resources of other services, a performance of the other services is improved as much as possible, and the resource utilization rate is improved as much as possible.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: December 21, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yi Wang, Shichang Zhang, Yingyang Li
  • Patent number: 11197269
    Abstract: The present disclosure provides a method for determining a resource of a communication by a terminal in a wireless communication system, the method comprising: receiving, from a base station, information on a minimum number of subframes for monitoring; determining a number of a plurality of subframes to be monitored based on the minimum number of subframes; identifying the plurality of subframes to be monitored for a sidelink transmission; and transmitting, to the base station, information indicating a set of subframes for the sidelink transmission selected based on the plurality of subframes.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: December 7, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Shichang Zhang, Yi Wang, Yingyang Li
  • Publication number: 20210368312
    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: Application
    Filed: August 4, 2021
    Publication date: November 25, 2021
    Inventors: Shichang ZHANG, Yingyang LI, Yi WANG
  • Publication number: 20210368485
    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: Application
    Filed: August 6, 2021
    Publication date: November 25, 2021
    Inventors: Shichang ZHANG, Yi WANG, Yingyang LI
  • Patent number: 11184143
    Abstract: The present invention provide a method for processing flexible duplex, including: receiving, by a UE, configuration information of flexible duplex; and according to the received configuration information of flexible duplex, transmitting and receiving data by the UE based on configured uplink and downlink subframe distribution on one or two carriers of a flexible duplex cell. The present disclosure further provides an apparatus for processing flexible duplex. The method and apparatus of the present disclosure support to configure uplink and downlink subframes at the same time on a pair of carriers or one of a pair of carriers of the flexible duplex cell, so as to meet requirements of uplink and downlink traffics.
    Type: Grant
    Filed: April 15, 2015
    Date of Patent: November 23, 2021
    Inventors: Yingyang Li, Jingxing Fu, Shichang Zhang, Chengjun Sun
  • Patent number: 11178561
    Abstract: The present disclosure provides a method for RLM and a corresponding UE. The method comprises the steps of: determining, by a UE and on a carrier used for RLM, whether a reference signal transmitted by a base station for RLM is received in any subframe; performing RLM based on the reference signal if the reference signal transmitted by the base station is received in any subframe; and, determining, according to a result of RLM, whether link failure is detected. With the solutions, a link state capable of accurately reflecting the actual link quality can be acquired, so that a higher layer of a UE can timely make a decision on link failure or link recovery.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: November 16, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yi Wang, Shichang Zhang, Yingyang Li
  • Publication number: 20210329672
    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 transmitting uplink signals, a user equipment (UE), and a base station. The UE determines an LBT type and a starting position of signal transmission according to scheduling information and LBT type of a previous subframe, a current subframe, and a subsequent subframe and whether there is a gap between these subframes.
    Type: Application
    Filed: June 28, 2021
    Publication date: October 21, 2021
    Inventors: Yi WANG, Shichang ZHANG, Yingyang LI
  • Publication number: 20210297995
    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: Application
    Filed: June 7, 2021
    Publication date: September 23, 2021
    Inventors: Yingyang LI, Shichang ZHANG, Yi WANG
  • Patent number: 11129138
    Abstract: According to the present disclosure, a resource selection method, characterized in that, comprising the steps of: sensing, within a sensing window, a Scheduling Assignment (SA) for other User Equipments (UEs), measuring a received power based on the SA, and sensing a received energy of each sub-channel of each subframe; selecting a corresponding resource based on the sensed SA, the received power and the received energy; and transmitting the selected resource to other UEs based on the SA to perform data transmission by the resource.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: September 21, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yingyang Li, Shichang Zhang, Yi Wang
  • Patent number: 11122530
    Abstract: The present disclosure relates to a sensor network, machine type communication (MTC), machine-to-machine (M2M) communication, and technology for interne of things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, 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 of synchronizing device to device (D2D) terminals. Under partial coverage (PC) scenarios, an in coverage user equipment (ICUE) may send a D2D synchronization signal (D2DSS) and a physical sidelink broadcast channel (PSBCH) on synchronization resources of a cell to implement mutual discovery of an ICUE and an out of coverage user equipment (OCUE) when a condition for triggering the D2DSS is satisfied.
    Type: Grant
    Filed: December 23, 2015
    Date of Patent: September 14, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Shichang Zhang, Yingyang Li, Chengjun Sun
  • Patent number: 11122527
    Abstract: The 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). A method for operating a terminal is provided. The method includes detecting, scheduling assignment (SA) of another terminal in a sensing window based on transmission time intervals (TTIs) with different lengths in a resource pool; detecting a receiving power of a scheduled data channel based on the SA and a receiving energy of each sub-channel of each subframe; determining resources for data transmission based on the SA, the receiving power and the receiving energy; and transmitting data on the resources.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: September 14, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yingyang Li, Yi Wang, Shichang Zhang
  • Patent number: 11122620
    Abstract: An embodiment of the present disclosure provides a method performed at a UE for data transmission. The method includes: detecting a scheduling assignment(SA) for other UEs within a sensing window which includes a plurality of time units(TUs); selecting, based on the detected SA, a set of resources for data transmission; determining, before transmitting data on a resource in the selected set of resources, whether the resource is occupied; and transmitting the data on the resource in the selected set of resources if it is determined that the resource is not occupied. An embodiment of the present disclosure also provides a corresponding UE.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: September 14, 2021
    Inventors: Ying yang Li, Yi Wang, Shichang Zhang
  • Patent number: 11116012
    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 invention provides a method performed by a terminal comprising, transmitting, to a base station, an uplink signal, identifying hybrid automatic repeat request (HARQ) related information corresponding to the uplink signal, and adjusting a contention window (CW) for performing an LBT mechanism based on the identified HARQ related information.
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: September 7, 2021
    Inventors: Yingyang Li, Yi Wang, Shichang Zhang
  • Publication number: 20210266133
    Abstract: The present application relates to the field of communication technologies, and relates to a method for processing information and a terminal device, the method for processing information includes: determining a corresponding feedback resource based on received indication information; receiving sidelink data transmitted by a second UE; and, transmitting feedback information of the sidelink data on the sidelink data. In the present application, the problem of implementing feedback of HARQ-ACK information and channel state information in the sidelink communication is addressed, and the mode of transmitting the sidelink data is further optimized, thereby improving spectral efficiency on the sidelink channel.
    Type: Application
    Filed: June 25, 2019
    Publication date: August 26, 2021
    Inventors: Shichang ZHANG, Yingyang LI, Yi WANG
  • Patent number: 11102631
    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: March 23, 2018
    Date of Patent: August 24, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Shichang Zhang, Yingyang Li, Yi Wang
  • Publication number: 20210250142
    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. Embodiments of the present invention provide a method for transmitting a signal, comprising: selecting a starting position of the signal from a set of candidate starting positions for transmitting the signal; determining a symbol mapping of the signal based on a selected starting position or a set of candidate starting positions of the signal; and transmitting the signal is based on the symbol mapping. The embodiment of the invention also provides a corresponding apparatus.
    Type: Application
    Filed: May 3, 2019
    Publication date: August 12, 2021
    Inventors: Yi WANG, Yingyang LI, Shichang ZHANG
  • Patent number: 11089583
    Abstract: The present disclosure provides an uplink signal transmission method, user equipment (UE) and base station. When the UE transmits uplink signals in an unlicensed frequency band after receiving uplink synchronization command information, the UE transmits one or more uplink signals according to a predefined time or a time indicated by the base station. The UE determines mapping of an uplink signal according to the predefined time or the indicated time. When provided with the present disclosure, interference between signals of a same type or between signals of different types can be reduced and a signal transmission probability can be improved accordingly.
    Type: Grant
    Filed: May 8, 2017
    Date of Patent: August 10, 2021
    Inventors: Shichang Zhang, Yi Wang, Yingyang Li
  • Publication number: 20210242506
    Abstract: The present application discloses a battery management system, a processing device, a battery management method, and a battery management and control system.
    Type: Application
    Filed: April 19, 2021
    Publication date: August 5, 2021
    Applicant: Contemporary Amperex Technology Co., Limited
    Inventors: Shichang ZHANG, Ye CAO, Miaomiao ZHANG
  • Patent number: 11082996
    Abstract: The present disclosure provides a data transmitting method. The method includes that a device detects SA, generates a DMRS sequence and a scrambling code of a data channel for the SA correctly decoded; and performs processing for the data channel scheduled by the SA correctly decoded according to the DMRS sequence and the scrambling code. According to the method of the present disclosure, DMRS sequence randomization and scrambling code randomization of the data channel can be better supported, so as to optimize transmission performance.
    Type: Grant
    Filed: August 3, 2017
    Date of Patent: August 3, 2021
    Inventors: Yingyang Li, Shichang Zhang, Yi Wang
  • Publication number: 20210234643
    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: Application
    Filed: May 7, 2019
    Publication date: July 29, 2021
    Inventors: Yi WANG, Yingyang LI, Shichang ZHANG