Patents Assigned to China Academy of Telecommunications Technology
  • Patent number: 11013021
    Abstract: A system information obtaining method, a UE and a network side device are provided. The method includes: receive first scheduling information of on-demand SI sent by a network side device; obtain the on-demand SI sent by the network side device based on the first scheduling information.
    Type: Grant
    Filed: October 25, 2017
    Date of Patent: May 18, 2021
    Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Yuan He, Fangli Xu, Pierre Bertrand
  • Patent number: 11012978
    Abstract: An uplink scheduling-free transmission method and an uplink scheduling-free transmission device are provided. The uplink scheduling-free transmission method includes: dividing, by a base station, MA resources into groups of MA resources, and configuring, by the base station, the groups of MA resources to obtain at least two groups of MA resource pools, wherein at least parts of respective MA resources in the at least two groups of MA resource pools are different from each other; and notifying, by the base station, a UE of the at least two groups of MA resource pools, to enable the UE to select an MA resource pool from the at least two groups of MA resource pools, wherein the selected MA resource pool is to be used by the UE.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: May 18, 2021
    Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Tie Li, Shanzhi Chen, Shaoli Kang, Bin Ren, Yanping Xing, Zheng Zhao
  • Patent number: 11012895
    Abstract: Disclosed are a session management method and apparatus, wherein same are applied to a mobile network. The method comprises: determining a registration mode of a terminal sending a session establishment request or an interoperation capability supported by a network side device; and when the registration mode is a single-registration mode or when the network side device supports the interoperation capability, determining the completion of the mapping of QoS parameters between different systems when a session connection is created for the terminal. The present invention solves the technical problems in the prior art that an SMF cannot determine whether QoS mapping needs to be performed when a terminal is establishing a session connection in a mobile network and that an unnecessary signalling process will be caused for a terminal with a dual-registration mode if the SMF always performs QoS mapping.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: May 18, 2021
    Assignee: China Academy of Telecommunications Technology
    Inventor: Hucheng Wang
  • Publication number: 20210144622
    Abstract: A method and a device for transmitting access control information, and a network side device are provided. The method for transmitting access control information includes: transmitting to a UE an access control information list and a mapping relationship between each group of access control parameters in the access control information list and an access control group.
    Type: Application
    Filed: February 27, 2019
    Publication date: May 13, 2021
    Applicant: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Jing FU, Jiangsheng FAN, Jing LIANG
  • Publication number: 20210144679
    Abstract: The invention discloses a communication method and device utilized in a vehicle convoy. The method comprises: a leader vehicle obtaining, from a network apparatus, a first quantity of communication resources; the leader vehicle allocating, according to the first quantity of the communication resource allocated by the network apparatus, a second quantity of the communication resource to a first follower vehicle in the vehicle convoy, and communicating, according to the second quantity of the communication resource, with the first follower vehicle, wherein the first follower vehicle is any one of follower vehicles in the vehicle convoy, and the second quantity is less than or equal to the first quantity. The embodiments provide a novel communication method utilized in a vehicle convoy to resolve an issue of a conventional roadside base station being incapable of timely allocating resources to a vehicle convoy.
    Type: Application
    Filed: February 7, 2018
    Publication date: May 13, 2021
    Applicant: China Academy of Telecommunications Technology
    Inventors: Zhe CHEN, Xinyu LI
  • Patent number: 11006348
    Abstract: A transmission method of system information, a user equipment, a network side device, a system and a storage medium are provided. The method includes: receiving, by the UE, system information sent by a network side device, the system information is part of system information of the network side device; sending, by the UE, a request message to the network side device, wherein the request message is used to request the system information required by the UE; receiving by the UE, the system information required by the UE in on-demand system information sent by the network side device, wherein the on-demand system information is another part of system information of the network side device other than the part of system information of the network side device.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: May 11, 2021
    Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Yuan He, Wei Bao, Pierre Bertrand
  • Patent number: 11005550
    Abstract: Embodiments of the present application provide a method and apparatus for transmitting downlink control information (DCI), for solving the technical problem that neither the existing protocol nor the communication system has a method for encoding sounding reference signal resource indication (SRI) and pre-coding matrix indication (TPMI) or rank indication (TRI) information.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: May 11, 2021
    Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Qiuping Huang, Tamrakar Rakesh, Runhua Chen, Qiubin Gao, Xin Su, Hui Li, Mengjun Wang, Chuanjun Li
  • Patent number: 10999702
    Abstract: A method for managing a wireless system area, a terminal and a base station are provided. A new location management area for the terminal in an inactive connection state/RRC idle state is defined. The process of moving among different nodes in the area is simplified.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: May 4, 2021
    Assignee: China Academy of Telecommunications Technology
    Inventors: Ying Wang, Pierre Bertrand, Wei Bao, Jiamin Liu
  • Patent number: 10993273
    Abstract: A method and a device for downlink data transmission are provided. The method includes: in the case that a network side has downlink data needing to be sent to a terminal in an inactive connection state, sending, to the terminal, by one or more access devices, an indication message carrying an inactive connection state terminal identification of the terminal; and receiving, by the one or more access devices, an uplink feedback initiated by the terminal based on the indication message. The terminal in the Inactive state may perform a fast downlink data transmission.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: April 27, 2021
    Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Li Chen, Haiyang Quan
  • Patent number: 10992522
    Abstract: Disclosed are a network configuration method and a network device for dynamically selecting a mobility state machine and a tunnel type matching a terminal and increasing resource utilization efficiency. The method comprises: when a terminal accesses a network, determining an attribute of the terminal; determining, on the basis of the attribute of the terminal, a configuration parameter corresponding to the terminal; and directing or configuring, on the basis of the configuration parameter, the terminal and/or directing or configuring a related network function entity or node at a network side.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: April 27, 2021
    Assignee: China Academy of Telecommunications Technology
    Inventor: Hucheng Wang
  • Patent number: 10986653
    Abstract: A method and system for sending and receiving data, for use in solving the problem that an RLC layer may process a data packet in a whole only when a transmission time arrives, which renders a long processing time in the entire process. In embodiments of the present invention, received PDCP PDUs are combined into RLC PDUs and are allocated with corresponding RLC SNs, wherein each RLC PDU corresponds to an RLC SN, and each RLC PDU comprises at least one PDCP PDU; data corresponding to scheduling resources is generated according to the generated RLC PDUs; the data corresponding to the scheduling resources is combined into an MAC PDU for data receiving. The solution in the embodiments of the present invention may shorten the length of time in layer-2 data packet processing.
    Type: Grant
    Filed: November 10, 2017
    Date of Patent: April 20, 2021
    Assignee: China Academy of Telecommunications Technology
    Inventors: Jiamin Liu, Bertrand Pierre
  • Patent number: 10986670
    Abstract: A random access feedback method, a random access processing method, a base station and a terminal are provided. The random access feedback method includes: receiving a first message sent by a terminal in performing a random access, wherein the first message comprises a preamble field and a data field; detecting the preamble field and the data field of the first message to obtain a detection result of whether or not a preamble exists in the first message and/or whether or not data is successfully obtained in the first message; and feeding back the detection result to the terminal.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: April 20, 2021
    Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Bin Ren, Tony Ekpenyong, Xueming Pan
  • Patent number: 10986537
    Abstract: A method of selecting a user plane gateway and a device of selecting a user plane gateway are provided. The method includes: receiving, by a CP function, a first data packet sent by a UE; selecting, by the CP function, based on the first data packet, a first target UP-GW for the UE. An UP-GW is selected for the UE when receiving the data packet sent by the UE, so as to enable the data transmission to better adapt to changes of the UP load and the network topology, thereby improving the data transmission efficiency.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: April 20, 2021
    Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Weiqi Hu, Zhimi Cheng, Hui Xu
  • Publication number: 20210112495
    Abstract: Disclosed are a method and apparatus for sending information and channel monitoring processing. The method comprises: when a terminal receives a wake-up signal and is woken up, monitoring, within a time window, a paging channel and/or a control channel in a discontinuous reception or an extended discontinuous reception manner; if the terminal receives a paging message and/or control channel scheduling information within the time window, then processing the paging message and/or processing the control channel scheduling information; and if the terminal does not receive a paging message and/or control channel scheduling information within the time window, then not monitoring the paging channel and/or control channel any more, and continuing to receive a wake-up signal. A base station sends the wake-up signal to the terminal, and sends, within a time window, information over a paging channel and/or a control channel in a discontinuous reception or an extended discontinuous reception manner.
    Type: Application
    Filed: February 24, 2018
    Publication date: April 15, 2021
    Applicant: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Jing LIANG, Wei BAO, Fangli XU
  • Patent number: 10979923
    Abstract: The present disclosure provides a CSI acquisition method. A network side device indicates a CSI feedback configuration group for aperiodic CSI feedback to a UE, and transmits DCI to the UE, the DCI configured to indicate the UE to perform the aperiodic feedback in accordance with an optimum CSI feedback configuration in the CSI feedback configuration group.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: April 13, 2021
    Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Wenhong Chen, Qiubin Gao, Runhua Chen, Hui Li, Rakesh Tamrakar
  • Patent number: 10980072
    Abstract: A method and device for performing communication configuration for solving the problem in the prior art that the power consumption is very large, due to the fact that a D2D receiving UE needs to continuously monitor a system broadcast or continuously monitor a pre-configured D2D receiving resource. According to the embodiments of the present invention, a first terminal determines a target communication period according to configuration information for determining the target communication period; a first network side device determines the configuration information for determining the target communication period, wherein the target communication period is a period during which direct communication interface transmitting and/or receiving can be performed through a direct communication interface; and the configuration information is transmitted to a second terminal, so that a terminal performing direct communication determines the target communication period according to the configuration information.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: April 13, 2021
    Assignee: China Academy of Telecommunications Technology
    Inventor: Yali Zhao
  • Patent number: 10980013
    Abstract: Disclosed in the present application are a data transmission method and a device, comprising: dividing a time unit into DL areas, a time unit including at least two DL areas; notifying a terminal of the divided DL areas by means of configuration signaling. The terminal receiving the configuration signaling; according to said configuration signaling, determining DL areas into which a time unit is divided. Using the present application, defining at least two DL detection areas in a time unit, a terminal detects a downlink transmission in each detection area, and, when one is detected, performs ACK/NACK feedback in an uplink area corresponding to said downlink area. In the present invention, each downlink area has a defined feedback and scheduling relationship, respectively, by means of dividing a time unit into multiple downlink areas, thereby increasing scheduling flexibility and system resource utilization.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: April 13, 2021
    Assignee: China Academy of Telecommunications Technology
    Inventors: Xuejuan Gao, Xueming Pan, Fang-Chen Cheng
  • Publication number: 20210105800
    Abstract: Disclosed in the present application are a data transmission method and terminal, the data transmission method comprising: a first terminal selects from a time frequency resource set of scheduling allocation SA information the time frequency resources of a first type of SA information; the first terminal sends the first type of SA information on the time frequency resources of the first type of SA information according to a first physical layer format and, on the basis of an indication of the first type of SA information, sends data associated with the first type of SA information according to a second physical layer format; the first SA information comprises time frequency resource indication information of the data associated with the first type of SA information.
    Type: Application
    Filed: February 6, 2018
    Publication date: April 8, 2021
    Applicant: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Rui ZHAO, Xueming PAN, Ying PENG
  • Patent number: 10972999
    Abstract: The present disclosure provides a method for determining a paging area, an access network node and a core network node. The method for use in the access network node includes: acquiring indication information indicating the allocation of the paging area for a UE; determining the paging area for the UE in accordance with the indication information; and notifying the UE of the paging area.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: April 6, 2021
    Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventors: Hucheng Wang, Shanzhi Chen
  • Patent number: 10973063
    Abstract: A data forwarding method includes: acquiring a mapping between EPS bearer information and PDU session information; and transmitting the snapping between the EPS bearer information and the PDU session in formation to the SMF entity, so that the SMF entity configures a data forwarding tunnel in accordance with the mapping between the EPS bearer information and the PDU session information.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: April 6, 2021
    Assignee: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
    Inventor: Hucheng Wang