Patents by Inventor Qian Dai

Qian Dai 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: 20160007213
    Abstract: Provided are data transmission methods, devices and system. The method includes that: User Equipment (UE) sends data processing capability information of the UE to network equipment; and the UE performs small data transmission with the network equipment according to a small data transmission method determined by the network equipment, wherein the small data transmission method is determined by the network equipment according to the data processing capability information of the UE. According to the technical solutions, the UE sends its own data processing capability information to the network equipment to enable the network equipment to learn about the small data transmission method which can be used by the UE to determine the method for the transmission of the small data between the UE and the network equipment.
    Type: Application
    Filed: December 31, 2013
    Publication date: January 7, 2016
    Inventors: Yunpeng CUI, Qian DAI, Lei MAO
  • Publication number: 20150327321
    Abstract: A method, device and system for controlling assistant information of user equipment are disclosed. The field of wireless communication technology is related, and the problem is solved that the system efficiency is reduced, for UE reports the assistant information inappropriately. The method includes: the user equipment acquiring a control parameter of assistant information configured by a network side; and the user equipment reporting the assistant information of the user equipment to the network side according to the control parameter of assistant information. The technical scheme provided in the example of the present document is applied to a LTE system or a UMTS system, which implements that the network side controls the UE reporting the assistant information.
    Type: Application
    Filed: July 9, 2013
    Publication date: November 12, 2015
    Inventors: Qian Dai, Parolari SERGIO, Yingqi Xu, Yunpeng Cui
  • Publication number: 20150312942
    Abstract: Provided are a method, a device and a system for transmitting data through control plane signaling. The method comprises: a user equipment determining whether the data volume of currently-to-be-transmitted data exceeds a threshold; if the data volume of the currently-to-be-transmitted data exceeds the threshold, the user equipment sending the currently-to-be-transmitted data to an access network device in multiple transmissions by bearing each part of the currently-to-be-transmitted data in a non-access stadium protocol data unit (NAS PDU) in radio resource control (RRC) signaling in each transmission, wherein the RRC signaling carrying data transmission control information and the data transmission control information being used to instruct the access network device to buffer currently-received data.
    Type: Application
    Filed: September 2, 2013
    Publication date: October 29, 2015
    Inventors: Yunpeng CUI, Qian DAI, Lei MAO, Yingqi XU
  • Patent number: 9155107
    Abstract: The present invention discloses methods for random access of a Relay Node (RN), which includes one method for random access wherein a RN monitors R-PDCCH and receives a random access response message according to a random access-radio network temporary identifier through the R-PDCCH. By the present invention, the random access procedure of the RN is achieved.
    Type: Grant
    Filed: June 11, 2010
    Date of Patent: October 6, 2015
    Assignee: ZTE CORPORATION
    Inventors: Si Chen, Yincheng Zhang, Yada Huang, Qian Dai
  • Publication number: 20150282175
    Abstract: A method and device for controlling data transmission via a signaling by a User Equipment (UE) are provided, and the method comprises: a UE receives a control parameter, wherein the control parameter is used for controlling the frequency of data transmission via the signaling by the UE; the UE controls, according to the control parameter, the frequency of data transmission via the signaling by the UE. The disclosure solves the technical problem of low system efficiency in the related art due to the fact the mechanism of transmitting data selected by the user himself or herself, thus improving system efficiency.
    Type: Application
    Filed: September 11, 2013
    Publication date: October 1, 2015
    Inventors: Qian Dai, Yunpeng Cui
  • Publication number: 20150271093
    Abstract: A data transmitting and receiving method, device, and data transceiving system are provided, wherein the data transmitting method includes: a UE bears the to-be-transmitted data in batches and transmits in an RRC signaling. The present invention solves the problem of low system efficiency and unable to transmit all the data with respect to many services of the UE due to the smaller data volume transmission capability, and can transmit larger data, thus the signaling overhead generated by data transmission is further reduced, and the system efficiency is improved.
    Type: Application
    Filed: August 26, 2013
    Publication date: September 24, 2015
    Inventors: Yunpeng Cui, Qian Dai, Lei Mao, Yingqi Xu
  • Publication number: 20150172970
    Abstract: Disclosed is a method for reporting mobility parameters of a User Equipment (UE), and the method includes: the UE reports its own cell change information to a network side; the UE receives optimized parameters determined by the network side according to the cell change information, and implements parameter configuration according to the optimized parameters. Disclosed are a UE, a network equipment and a system including the aforementioned UE and network equipment for reporting mobility parameters of the UE. In this way, the network side can know mobility related information of the UE and appropriately configure related parameters of the UE, thus decreasing effectively power consumption of the UE and resulted pressure on the network side of using signaling and resources.
    Type: Application
    Filed: May 7, 2013
    Publication date: June 18, 2015
    Applicant: ZTE Corporation
    Inventors: Qian Dai, Yingqi Xu, Lei Mao, Yunpeng Cui
  • Publication number: 20150156793
    Abstract: A method and apparatus for data scheduling are provided. The method includes: when data arrive at a device, the device judging whether the arrived data have a delay-tolerant characteristic or not; if the arrived data have the delay-tolerant characteristic, then the device delaying scheduling and transmission of the arrived data; and if the arrived data do not have the delay-tolerant characteristic, then the device immediately initiating a call process or immediately initiating a data transmission process. Wherein, the device is a user equipment or a base station. When the device is the user equipment, the arrived data are uplink data, and when the device is the base station, the arrived data are downlink data corresponding to the user equipment. The technical scheme of the present application delays the scheduling of service data with the delay-tolerance characteristic, thus alleviating resource pressure of PUSCH and PDSCH and optimizing system efficiency.
    Type: Application
    Filed: May 7, 2013
    Publication date: June 4, 2015
    Applicant: ZTE Corporation
    Inventors: Qian Dai, Yingqi Xu, Jinkui Cheng
  • Publication number: 20150131505
    Abstract: The embodiment of the present invention discloses a method, terminal and base station for dynamically configuring Discontinuous Reception (DRX), which enable the base station dynamically configure a DRX short cycle with a low expense, and enable the terminal be adapted to the power saving demand for different data services. The terminal executes the following processing: receiving a DRX cycle using instruction transmitted by the base station; using a long DRX cycle if determining that the received DRX cycle using instruction is a long DRX cycle using instruction. The base station executes the following processing: when the base station determines that the UE needs to use the long DRX cycle according to data arriving regular of the terminal, transmitting the long DRX cycle using instruction to the UE. The terminal includes a receiving module and a DRX module. The base station includes a judgment module and a transmission module.
    Type: Application
    Filed: May 7, 2013
    Publication date: May 14, 2015
    Inventor: Qian Dai
  • Publication number: 20150131506
    Abstract: A method, apparatus and system for rejecting auxiliary information about user equipment are disclosed, which relate to the technical field of wireless communications, and solve the problem that UE retransmitting auxiliary information generates additional overheads or fails to know the reason why a network side rejects. The method includes: a network side receiving auxiliary information reported by user equipment; and if the network side determines not to reconfigure a wireless parameter for the user equipment, the network side transmitting rejection reason information to the user equipment. The above technical solution is applicable to an LTE or UMTS system, and realizes the control by UE of the transmission of auxiliary information according to a rejection mechanism.
    Type: Application
    Filed: June 27, 2013
    Publication date: May 14, 2015
    Inventors: Qian Dai, Lei Mao, Yingqi Xu, Yunpeng Cui
  • Patent number: 8934360
    Abstract: The present invention discloses a method, a terminal and a network system for reporting a buffer status report. The method comprises: a terminal triggers a buffer status report (BSR) and obtains radio resource information of uplink component carriers in a radio network; one or more BSR data units are constructed based on information of buffer data volume to be transmitted; one or more uplink component carriers are selected from the uplink component carriers with available radio resources, and the BSR data unit(s) is/are transmitted on the selected uplink component carrier(s) to a network side. The present invention fully takes advantages of wide bandwidth of a long term evolution-advanced (LTE)-A system, and can realize high-efficiency-and-quality transmission of BSR data unit(s).
    Type: Grant
    Filed: June 4, 2010
    Date of Patent: January 13, 2015
    Assignee: ZTE Corporation
    Inventors: Qian Dai, Yincheng Zhang, Tao Wang, Guanzhou Wang
  • Patent number: 8861458
    Abstract: A method and an apparatus for scheduling uplink radio resources in a wireless communication system, and the method comprises: an evolved NodeB (eNB) allocating radio resources to user equipment (UE) according to the uplink channel quality information and the current logical channel information of the UE, determining the control signaling information of the radio resources, and notifying the control signaling information of the radio resources to the UE; Alternatively, after receiving the control signaling information of the radio resources sent by the eNB, the UE selecting corresponding radio resources for the logical channel according to the requirements of quality of service (QoS) of the logical channel and the control signaling information of the radio resources.
    Type: Grant
    Filed: May 21, 2010
    Date of Patent: October 14, 2014
    Assignee: ZTE Corporation
    Inventors: Qian Dai, Guanzhou Wang, Si Chen, Tao Wang
  • Patent number: 8787290
    Abstract: Disclosed in the present invention is a radio resource scheduling method, including: a network element in an access network acquiring uplink (UL) data feature information corresponding to a service supported by a terminal; the terminal waiting for an UL resource scheduling signaling of the network element in the access network when judging that an initiated service is regular or predictable; the network element in the access network sending the UL resource scheduling signaling to the terminal to carry out UL resource scheduling on the terminal according to the UL data feature information corresponding to the service initiated by the terminal when the service initiated by the terminal is regular or predictable. Also disclosed in the present invention are a network element in an access network element and a terminal. The present invention enables the UL resource scheduling to save more control signaling, improving the radio spectrum efficiency and system throughput.
    Type: Grant
    Filed: May 23, 2011
    Date of Patent: July 22, 2014
    Assignee: ZTE Corporation
    Inventor: Qian Dai
  • Publication number: 20130336301
    Abstract: The present disclosure discloses a method for delay scheduling, comprising: sending, by a base station, delay scheduling information to a terminal for performing delay scheduling on the terminal; receiving, by the terminal, the delay scheduling information, and stopping monitoring a Physical Downlink Control Channel PDCCH and entering a delay scheduling state according to the received delay scheduling information; and restarting monitoring the PDCCH and terminating the delay scheduling state according to the delay scheduling information. The present disclosure also discloses a delay scheduling system, which enhances an overload processing ability of network. Meanwhile, a mass of radio resources required to access to the network may be saved, and thereby the radio resources can be saved effectively, the load at the network side is relieved.
    Type: Application
    Filed: February 20, 2012
    Publication date: December 19, 2013
    Applicant: ZTE CORPORATION
    Inventors: Yun Deng, Qian Dai
  • Publication number: 20130288693
    Abstract: A method and system for radio resource control are provided in the present document. The method includes: in a process of establishing a Radio Resource Control (RRC) connection, a user equipment sending a RRC connection request message to a base station, and carrying information used for indicating an current access property in the RRC connection request message; and the base station judging whether to permit the user equipment to establish the RRC connection according to the information used for indicating the current access property. It enables the user equipment to report more accurate information related to call establishment types, so as to assist a network side to perform more flexible and precise admission control.
    Type: Application
    Filed: August 1, 2011
    Publication date: October 31, 2013
    Applicant: ZTE CORPORATION
    Inventors: Qian Dai, Yun Deng, Lei Mao
  • Publication number: 20120287885
    Abstract: The present invention discloses a method for distributing and scheduling wireless resources in an orthogonal frequency division multiplexing system, including: a network side defining at least one short resource unit, wherein, the short resource unit is less than a Resource Block (RB) (201); an evolved Node B (eNB) selecting a short resource unit (202); and the eNB distributing the wireless resources for a User Equipment (UE) according to the selected short resource unit, and informing the UE of scheduling information of the wireless resources (203). The present invention also discloses a device for distributing and scheduling wireless resources in an orthogonal frequency division multiplexing system. With the present invention, more efficient resource allocation can be provided for services with small data volume, so as to improve the utilization ratio of wireless resources.
    Type: Application
    Filed: March 8, 2011
    Publication date: November 15, 2012
    Inventor: Qian Dai
  • Publication number: 20120275438
    Abstract: Disclosed in the present invention is a radio resource scheduling method, including: a network element in an access network acquiring uplink (UL) data feature information corresponding to a service supported by a terminal; the terminal waiting for an UL resource scheduling signaling of the network element in the access network when judging that an initiated service is regular or predictable; the network element in the access network sending the UL resource scheduling signaling to the terminal to carry out UL resource scheduling on the terminal according to the UL data feature information corresponding to the service initiated by the terminal when the service initiated by the terminal is regular or predictable. Also disclosed in the present invention are a network element in an access network element and a terminal. The present invention enables the UL resource scheduling to save more control signaling, improving the radio spectrum efficiency and system throughput.
    Type: Application
    Filed: May 23, 2011
    Publication date: November 1, 2012
    Applicant: ZTE CORPORATION
    Inventor: Qian Dai
  • Publication number: 20120099452
    Abstract: The present invention discloses a method, a terminal and a network system for reporting a buffer status report. The method comprises: a terminal triggers a buffer status report (BSR) and obtains radio resource information of uplink component carriers in a radio network; one or more BSR data units are constructed based on information of buffer data volume to be transmitted; one or more uplink component carriers are selected from the uplink component carriers with available radio resources, and the BSR data unit(s) is/are transmitted on the selected uplink component carrier(s) to a network side. The present invention fully takes advantages of wide bandwidth of a long term evolution-advanced (LTE)-A system, and can realize high-efficiency-and-quality transmission of BSR data unit(s).
    Type: Application
    Filed: June 4, 2010
    Publication date: April 26, 2012
    Applicant: ZTE CORPORATION
    Inventors: Qian Dai, Yincheng Zhang, Tao Wang, Guanzhou Wang
  • Publication number: 20120099515
    Abstract: The present invention discloses methods for random access of a Relay Node (RN), which includes one method for random access wherein a RN monitors R-PDCCH and receives a random access response message according to a random access-radio network temporary identifier through the R-PDCCH. By the present invention, the random access procedure of the RN is achieved.
    Type: Application
    Filed: June 11, 2010
    Publication date: April 26, 2012
    Applicant: ZTE CORPORATION
    Inventors: Si Chen, Yincheng Zhang, Yada Huang, Qian Dai
  • Publication number: 20120076103
    Abstract: A method and an apparatus for scheduling uplink radio resources in a wireless communication system, and the method comprises: an evolved NodeB (eNB) allocating radio resources to user equipment (UE) according to the uplink channel quality information and the current logical channel information of the UE, determining the control signaling information of the radio resources, and notifying the control signaling information of the radio resources to the UE; Alternatively, after receiving the control signaling information of the radio resources sent by the eNB, the UE selecting corresponding radio resources for the logical channel according to the requirements of quality of service (QoS) of the logical channel and the control signaling information of the radio resources.
    Type: Application
    Filed: May 21, 2010
    Publication date: March 29, 2012
    Applicant: ZTE CORPORATION
    Inventors: Qian Dai, Guanzhou Wang, Si Chen, Tao Wang