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: 20170265223
    Abstract: An access method and device for User Equipment (UE) are provided. The method includes: a Physical Random Access Channel (PRACH) resource is selected according to a preset manner, wherein the PRACH resource is one of: a preamble resource, a preamble resource and one or more access time points, a preamble resource and one or more frequency-domain resources, and a preamble and one or more time-frequency resources; and an access is performed by adopting the PRACH resource.
    Type: Application
    Filed: March 19, 2015
    Publication date: September 14, 2017
    Inventors: Wen ZHANG, Shuqiang XIA, Bo DAI, Kun LIU, Huiying FANG, Xincai LI, Qian DAI, Zhaohua LU, Jianxun AI, Jing SHI, Shupeng LI
  • Publication number: 20170245307
    Abstract: Method and device for sending random access signaling are provided. The method includes: according to a scenario for sending random access signaling and/or an attribute of a second class of node, determining at least one of the following parameters: a parameter of the random access signaling; and a parameter of a random access channel used for sending the random access signaling; and the second class of node sending the random access signaling on the random access channel according to the determined parameter. The technical solution of the present disclosure can effectively reduce overheads when a system is accessed.
    Type: Application
    Filed: March 31, 2015
    Publication date: August 24, 2017
    Inventors: Kun LIU, Bo DAI, Zhaohua XIA, Shuqiang XIA, Qian DAI, Jing SHI, Xianming CHEN, Huiying FANG
  • Patent number: 9686726
    Abstract: A method and device for making a decision about interoperation with a Wireless Local Area Network (WLAN) during cell handover of a terminal are provided. The method includes that: if User Equipment (UE) determines that a condition of offloading to the WLAN is met according to a WLAN interoperation decision criterion configured by a network side, then offloading to the WLAN is delayed or cancelled; and if a reporting condition of a measurement report about offloading to the WLAN is met, then reporting of the measurement report about offloading to the WLAN is delayed or cancelled.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: June 20, 2017
    Assignee: ZTE Corporation
    Inventors: Jun Yao, Qian Dai, Yunpeng Cui
  • Patent number: 9674857
    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: Grant
    Filed: May 7, 2013
    Date of Patent: June 6, 2017
    Assignee: ZTE Corporation
    Inventors: Qian Dai, Yingqi Xu, Jinkui Cheng
  • Patent number: 9629080
    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: Grant
    Filed: June 27, 2013
    Date of Patent: April 18, 2017
    Assignee: ZTE CORPORATION
    Inventors: Qian Dai, Lei Mao, Yingqi Xu, Yunpeng Cui
  • Patent number: 9609662
    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: Grant
    Filed: February 20, 2012
    Date of Patent: March 28, 2017
    Assignee: ZTE Corporation
    Inventors: Yun Deng, Qian Dai
  • Publication number: 20170041829
    Abstract: Disclosed are a data transmission method and apparatus. The method includes: a transmission node acquiring information about a data transmission mode, herein the information about the data transmission mode includes a rapid data transmission mode in which a time-domain length of data transmission is configured based on a time-domain symbol; and the transmission node transmitting data according to the acquired data transmission mode. In the data transmission method, the time-domain length of data transmission is configured based on the time-domain symbol, the setting of the time-domain length of data transmission is flexible, multiple opportunities of data transmission can exist in one subframe, resources used for data transmission can be guaranteed to be found rapidly when there is a data transmission demand, thus rapid data transmission is realized and data transmission delay is reduced.
    Type: Application
    Filed: July 24, 2014
    Publication date: February 9, 2017
    Inventors: Bo DAI, Shuqiang XIA, Qian DAI, Jing SHI, Liujun HU, Zhaohua LU
  • Publication number: 20170012746
    Abstract: A data sending method includes: sending data blocks by taking a TTI as a unit, wherein the TTI includes N symbols with cyclic prefixes, Tmin<=T<=Tmax, Tmin=(13×N×L)/3, Tmax=200/K, N is a positive integer not smaller than 1 and not greater than formula (I), T represents the TTI, L represents an average value of the cyclic prefixes of the N symbols with cyclic prefixes, L<=6, formula (II) represents rounding down, K is a constant, 2<K<=7, and the unit of each of T, L, Tmin and Tmax is microsecond (?s). Also provided are a data receiving method, a data transmission method, a data sending apparatus, a data receiving apparatus, a data transmission system, and a computer storage medium.
    Type: Application
    Filed: August 26, 2014
    Publication date: January 12, 2017
    Inventors: Shuqiang Xia, Jing Shi, Bo Dai, Qian Dai
  • Patent number: 9491702
    Abstract: The embodiment of the present document 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.
    Type: Grant
    Filed: May 7, 2013
    Date of Patent: November 8, 2016
    Assignee: ZTE CORPORATION
    Inventor: Qian Dai
  • Patent number: 9456466
    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: Grant
    Filed: July 9, 2013
    Date of Patent: September 27, 2016
    Assignee: ZTE Corporation
    Inventors: Qian Dai, Parolari Sergio, Yingqi Xu, Yunpeng Cui
  • Publication number: 20160262078
    Abstract: The provided are method and device for processing information interaction, the offloading processing method and device, a base station, an RNC and UE. The method for processing information interaction includes that: a target side network element for handover of UE receives at least one of the following source side information sent by a source side network element: WLAN auxiliary information, offloading rule information, WLAN measurement report information, offloading decision information and information indicating a capability in supporting interoperation with a WLAN; and/or, the target side network element sends at least one of the following target side information to the source side network element: WLAN auxiliary information, load information, offloading rule information, measurement configuration information, offloading decision information and information indicating a capability in supporting interoperation with the WLAN.
    Type: Application
    Filed: April 29, 2014
    Publication date: September 8, 2016
    Inventors: Jun YAO, Qian DAI, Yunpeng CUI
  • Patent number: 9432971
    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: Grant
    Filed: August 1, 2011
    Date of Patent: August 30, 2016
    Assignee: ZTE Corporation
    Inventors: Qian Dai, Yun Deng, Lei Mao
  • Publication number: 20160219471
    Abstract: A method and device for making a decision about interoperation with a Wireless Local Area Network (WLAN) during cell handover of a terminal are provided. The method includes that: if User Equipment (UE) determines that a condition of offloading to the WLAN is met according to a WLAN interoperation decision criterion configured by a network side, then offloading to the WLAN is delayed or cancelled; and if a reporting condition of a measurement report about offloading to the WLAN is met, then reporting of the measurement report about offloading to the WLAN is delayed or cancelled.
    Type: Application
    Filed: April 29, 2014
    Publication date: July 28, 2016
    Applicant: ZTE Corporation
    Inventors: Jun Yao, Qian Dai, Yunpeng Cui
  • Publication number: 20160192252
    Abstract: Provided are a method and device for processing measurement configuration. The method includes: after a HO flow or a reselection flow is triggered in a source cell, UE processes a WLAN interworking mechanism measurement configuration in at least one of manners as follows: the UE continues using a current WLAN interworking mechanism measurement configuration; the UE modifies a target frequency point in the current WLAN interworking mechanism measurement configuration into the whole frequency band for measurement; the UE requests for a WLAN interworking mechanism measurement configuration corresponding to a target cell; and the UE suspends WLAN interworking mechanism measurement until the UE receives the WLAN interworking mechanism measurement configuration corresponding to the target cell.
    Type: Application
    Filed: April 22, 2014
    Publication date: June 30, 2016
    Applicant: ZTE CORPORATION
    Inventors: Qian DAI, Jun YAO, Yunpeng CUI, He HUANG
  • Publication number: 20160183159
    Abstract: The embodiment of the present disclosure discloses service steering methods and devices. One service steering method includes that: User Equipment (UE) judges whether it meets a service steering condition or not; and when the UE meets the service steering condition, the UE initiates a Wireless Local Area Network (WLAN) connection establishment according to a principle that preferred processing is for service steering , and steers services to a WLAN. Another service steering method includes that: whether UE meets a service steering condition or not is judged; and when the UE meets the service steering condition, a source network controls the UE to initiate a WLAN connection establishment according to a principle that preferred processing is for service steering , and steers services to a WLAN. The embodiment of the present disclosure correspondingly discloses UE and a source network.
    Type: Application
    Filed: April 25, 2014
    Publication date: June 23, 2016
    Inventors: Yunpeng Cui, Qian Dai, Jun Yao
  • Publication number: 20160127988
    Abstract: Disclosed are a method for selecting an available access network and a user equipment, wherein the method includes: when monitoring that a state of a wireless local area network access network consistently meets a predetermined threshold for a predetermined time period and/or a predetermined number of times, or monitoring that the state of the wireless local area network access network within the predetermined time period or for the predetermined number of times meets the predetermined threshold after filtering processing, a user equipment determining the wireless local area network access network as an available access network.
    Type: Application
    Filed: March 24, 2014
    Publication date: May 5, 2016
    Inventors: Jun YAO, Qian DAI, Yunpeng CUI, Ting LU
  • Publication number: 20160119873
    Abstract: A method and a device for interworking between access technology networks are disclosed. The method includes: a decision-making entity for interworking between a first access technology network and a second access technology network judging whether it is required to adopt a terminal power saving priority principle, and when determining to adopt the terminal power saving priority principle, triggering an interworking process between the first access technology network and the second access technology network only when a preset triggering event occurs.
    Type: Application
    Filed: March 26, 2014
    Publication date: April 28, 2016
    Applicant: ZTE CORPORATION
    Inventors: Qian DAI, Jun YAO, Yunpeng CUI, Ting LU
  • Publication number: 20160081011
    Abstract: A method, system and device for acquiring the quality of service of a wireless Access Point (AP) are described, wherein the method includes that: a User Equipment (UE) detects quality of service of an AP according to a detection indication sent from a network side device; and the UE reports a detection result of the quality of service of the AP to the network side device.
    Type: Application
    Filed: March 25, 2014
    Publication date: March 17, 2016
    Inventors: Yunpeng Cui, Qian Dai, Jun Yao, Ting Lu
  • Publication number: 20160050602
    Abstract: Disclosed in the present disclosure is a mobility optimization method. The method includes that a User Equipment (UE) having a small data feature performs, when determining that a cell supporting an optimized small data processing capability exists in candidate cells during execution of cell reselection, the cell reselection according to information of a small data priority cell reselection principle.
    Type: Application
    Filed: March 19, 2014
    Publication date: February 18, 2016
    Inventors: Yunpeng Cui, Qian Dai, Lei Mao
  • 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