Patents by Inventor Feng Han

Feng Han 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).

  • Method for assisting data transmission on a first carrier by indicating a termination point of data transmission
    Patent number: 10581570
    Abstract: A method is provided for assisting data transmission on a first carrier by indicating a termination point of data transmission in a transmitting device and apparatus thereof, wherein the method comprises the steps of: A. transmitting data on the carrier to a receiving device in a first subframe; and B. transmitting downlink control information to the receiving device; wherein the downlink control information includes a termination point indication for indicating a termination point of the data in the first subframe. The method and apparatus could improve the utilization of subframe and transmission capacity, and enable LTE to satisfy the regulations for unlicensed operation with high spectral efficiency.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: March 3, 2020
    Assignee: Alcatel Lucent
    Inventors: Matthew P. J. Baker, Sigen Ye, Teck Hu, Shin Horng Wong, Feng Han, Mohammad R. Khawer
  • DATA TRANSMISSION METHOD AND COMMUNICATIONS DEVICE
    Publication number: 20200067843
    Abstract: A data transmission method and a communications device, wherein the method includes: processing, by a transmit end device, a data flow, where the processing includes: adding a flow identifier indication to the data flow, where the flow identifier indication is used to indicate whether a flow identifier is included; and sending, by the transmit end device, the processed data flow. A flow identifier indication is added to a data flow, where the flow identifier indication is used to indicate whether a flow identifier is included; and the data flow is transmitted according to the flow identifier indication, so that processing on the data flow is completed.
    Type: Application
    Filed: October 31, 2019
    Publication date: February 27, 2020
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Hong LI, Feng HAN, Yinghao JIN
  • NETWORK OVERLOAD CONTROL METHOD AND APPARATUS
    Publication number: 20200068431
    Abstract: This application provides a network overload control method and an apparatus. The method includes: determining, by a core network device, to perform overload control for at least one network slice; sending, by the core network device, a first message to a radio access network device, where the first message includes an overload response to at least one piece of single network slice selection assistance information or at least one network slice category; and performing, by the radio access network device, an overload action on a radio resource control request of the at least one network slice. According to the network overload control method in this application, a network effectively performs overload control for any network slice.
    Type: Application
    Filed: November 4, 2019
    Publication date: February 27, 2020
    Inventors: Feng HAN, Wei TAN, Zilong LIAO
  • Duplication Transmission Method and Apparatus
    Publication number: 20200052826
    Abstract: Embodiments provide a duplication transmission method and apparatus. The method includes: receiving, by a terminal device, duplication transmission configuration information sent by a radio access network RAN device, where the duplication transmission configuration information includes configurations of at least one of a duplication transmission mode or duplication transmission content of the terminal device; and performing, by the terminal device, duplication transmission based on the duplication transmission configuration information.
    Type: Application
    Filed: October 18, 2019
    Publication date: February 13, 2020
    Inventors: Feng Han, Yinghao Jin, Hong Li
  • COMMUNICATION METHOD AND COMMUNICATIONS DEVICE
    Publication number: 20200037214
    Abstract: A communication method is provided. The method includes: receiving, by a first base station, a first request sent by a terminal, where the first request is used to request an RRC connection from the first base station; sending, by the first base station, a handover request to a second base station when the first base station does not support a network slice to which the terminal belongs, where the second base station supports the network slice to which the terminal belongs; and receiving, by the first base station, a handover request response from the second base station, and sending a first request response to the terminal, where the first request response includes configuration information of the second base station.
    Type: Application
    Filed: October 3, 2019
    Publication date: January 30, 2020
    Inventors: Yinghao JIN, Feng HAN, Wei TAN
  • Handover Method in Mobile Network and Communications Apparatus
    Publication number: 20200022061
    Abstract: This application provides a handover method in a mobile network and a communications apparatus. The method includes: sending, by a target access network node, a path switch request to a first core network node, where the first core network node is an access and mobility management function supported by both a source access network node and the target access network node, and the path switch request includes indication information of at least one semi-accepted flow/session/radio bearer; and receiving, by the target access network node, a path switch request reply sent by the first core network node, where the path switch request reply includes at least one of the following parameters: a flow/session/radio bearer whose path is successfully switched, a flow/session/radio bearer whose path fails to be switched, indication information of a new network slice, or a context of a modified flow/session/radio bearer.
    Type: Application
    Filed: September 23, 2019
    Publication date: January 16, 2020
    Inventors: Yinghao Jin, Feng Han, Hong Li
  • COMMUNICATION METHOD AND APPARATUS
    Publication number: 20200022038
    Abstract: This application discloses a communication method and an apparatus. In a solution of this application, a base station sends, by using dedicated signaling, at least one random access parameter set to a terminal in a connected mode or an inactive mode. The base station receives a random access request of the terminal in a connected mode or an inactive mode. One of the at least one random access parameter set is used in the random access request. In this application, differentiated random access processes may be performed in different scenarios.
    Type: Application
    Filed: September 24, 2019
    Publication date: January 16, 2020
    Inventors: Feng HAN, Yinghao JIN, Hong LI
  • Processing method and device for saving power, mobile terminal and cloud server
    Patent number: 10534425
    Abstract: The present disclosure provides a processing method and apparatus for saving power, a mobile terminal, and a cloud server. The method may be applied to a client, and includes: collecting at least one of running information of an application in an operating system of the client, behavior information of the application and scenario information related to the application, to generate client characteristic information; uploading the client characteristic information to a cloud server; receiving a power saving strategy generated by the cloud server with respect to the client characteristic information, and performing a power saving operation on the application according to the power saving strategy.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: January 14, 2020
    Assignee: BEIJING KINGSOFT INTERNET SECURITY SOFTWARE CO., LTD.
    Inventors: Kangzong Zhang, Qi Yang, Yousheng Zheng, Yipeng Zou, Jian Tang, Xuelu Yao, Feng Han, Guoqiang Jiao, Nan Zhang
  • METHOD FOR REDUCING OVERHEAD OF AIR INTERFACE DATA TRANSMISSION
    Publication number: 20200015114
    Abstract: Embodiments of the present invention provide a wireless communication method, a terminal, and an access network device for reducing air interface data transmission overhead. The method includes the following steps: receiving, by an access network device, a first downlink data flow that includes first downlink data and that is sent by a core network device, where the first downlink data flow includes a first flow identifier; and sending, by the access network device, a second downlink data flow that includes the first downlink data to a terminal, where the second downlink data flow includes a second flow identifier. Here the length of the second flow identifier is less than the length of the first flow identifier, and the first flow identifier corresponds to the second flow identifier.
    Type: Application
    Filed: September 20, 2019
    Publication date: January 9, 2020
    Inventors: Hong LI, Feng HAN, Yinghao JIN
  • Devices and methods for fall detection based on phase segmentation
    Patent number: 10506990
    Abstract: Aspects of the subject matter described in this disclosure can be implemented in a fall detection device and method. One or more motion sensors can access a user's acceleration data. The acceleration data can be segmented using a segmentation algorithm to identify a potential fall event. The segmentation algorithm can determine a cumulative sum of the acceleration data, where the cumulative sum is based on acceleration values being greater than or less than an acceleration threshold value, and a potential fall event can be identified where the cumulative sum is greater than a cumulative sum threshold value. Statistical features can be extracted from the segmented acceleration data and aggregated, and a determination can be made as to whether the potential fall event is a fall event based at least in part on the statistical features.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: December 17, 2019
    Assignee: QUALCOMM Incorporated
    Inventors: Jin Won Lee, Xinzhou Wu, Rashid Ahmed Akbar Attar, Feng Han
  • AUDIO-BASED DEVICE CONTROL
    Publication number: 20190364371
    Abstract: Some disclosed systems may include a microphone system having two or more microphones, an interface system and a control system. In some examples, the control system may be capable of receiving, via the interface system, audio data from two or more microphones of the microphone system, of determining a gesture location based, at least in part, on the audio data and of controlling one or more settings of the system based on the gesture location.
    Type: Application
    Filed: August 13, 2019
    Publication date: November 28, 2019
    Inventors: Feng Han, Jin Won Lee, Xinzhou Wu, Rashid Ahmed Akbar Attar
  • DATA TRANSMISSION METHOD, NETWORK DEVICE, AND TERMINAL DEVICE
    Publication number: 20190357091
    Abstract: A data transmission method and a network device are provided. The method can include: determining, by a first network device, that a terminal device enters an RRC inactive state; sending, by the first network device, a first message to a second network device, where the first message is used to configure the second network device, so that the second network device transmits data for the terminal device in the RRC inactive state; and receiving, by the first network device, an acknowledgment message the first message and sent by the second network device. The second network device can transmit data of the terminal device to the first network device to enable the first network device to send the data to a core network, without having to establish a path between the second network device and the core network for the second network device to send the data to the core network.
    Type: Application
    Filed: July 26, 2019
    Publication date: November 21, 2019
    Inventors: Yinghao JIN, Yang YANG, Feng HAN, Yinggang DU
  • Wireless Communication Method, User Equipment, Access Network Device, And Network System
    Publication number: 20190356453
    Abstract: Embodiments of the present disclosure disclose a wireless communication method, user equipment, an access network device, and a network system. The method includes: receiving, by an access network device, a first downlink data flow sent by a core network device in a form of a flow; and sending, by the access network device, information to user equipment, where the information includes a mapping relationship between the first downlink data flow and a downlink bearer.
    Type: Application
    Filed: July 31, 2019
    Publication date: November 21, 2019
    Inventors: Hong LI, Feng HAN, Yinghao JIN
  • Communication Method, Access Network Device, And Core Network Device
    Publication number: 20190357103
    Abstract: Embodiments of the present invention disclose a communication method, an access network device, and a core network device. The method includes: sending, by a source access network device, to a core network device a handover message for a handover of one or more sessions of a terminal device from the source access network device to a target access network device, wherein the handover message comprises information about the target access network device and identifier information of the one or more sessions; and sending, by the core network device, a response message of the handover message to the source access network device, wherein the response message of the handover message comprises indication information indicating a reason that a session of the one or more sessions is not accepted, wherein the reason is associated with a slice corresponding to the session.
    Type: Application
    Filed: July 3, 2019
    Publication date: November 21, 2019
    Inventors: Yinghao JIN, Feng HAN, Hong LI
  • Audio-based device control
    Patent number: 10477328
    Abstract: Some disclosed systems may include a microphone system having two or more microphones, an interface system and a control system. In some examples, the control system may be capable of receiving, via the interface system, audio data from two or more microphones of the microphone system, of determining a gesture location based, at least in part, on the audio data and of controlling one or more settings of the system based on the gesture location.
    Type: Grant
    Filed: August 1, 2016
    Date of Patent: November 12, 2019
    Assignee: QUALCOMM Incorporated
    Inventors: Feng Han, Jin Won Lee, Xinzhou Wu, Rashid Ahmed Akbar Attar
  • Communication device working on unlicensed frequency band and method performed by the same
    Patent number: 10477579
    Abstract: Embodiments of the present disclosure relates to a communication device working on unlicensed frequency band and a method for executing the same. The method comprises: determining a mapping relationship between multiple quality of service (QoS) priority classes and multiple Listen-Before-Talk (LBT) priority classes, wherein the multiple QoS priority classes are in one-to-one correspondence with multiple QoS requirements; and transmitting radio traffic based on the mapping relationship. Embodiments of the present disclosure proposes the mapping relationship between LBT priority class and various QoS priority classes associated with different radio traffic types and presents signaling design and exchange related to the mapping relationship.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: November 12, 2019
    Assignee: Alcatel Lucent
    Inventors: Feng Han, Jianguo Liu, Tao Tao, Yan Meng, Junrong Gu
  • Method and apparatus for implementing listen-before-talk
    Patent number: 10470213
    Abstract: The present invention relates to a method and an apparatus for implementing Listen-Before-Talk. According to an embodiment of the present invention, if the channel assessment does not stop at a boundary of the first symbol, the preamble comprises at least a first part, and if the channel assessment stops at the boundary of the first symbol, the preamble comprises a second part. And the first part is transmitted on a remaining portion of the first symbol until the end of the first symbol, and the second part is transmitted on at least one symbol following the first symbol. Besides, the data is transmitted to the receiving device in at least one symbol in the subframe in which the preamble transmission ends.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: November 5, 2019
    Assignee: Alcatel-Lucent
    Inventors: Jianguo Liu, Feng Han, Yan Meng, Gang Shen, Sigen Ye, Jun Wang, Matthew Baker
  • Communication Method And Communications Apparatus
    Publication number: 20190335366
    Abstract: This application discloses a communication method and a communications apparatus. The method includes: sending, by a central unit of a radio access network (RAN), to a distributed unit of the RAN, a UE context setup request message, wherein the UE context setup request message comprises an identifier of a bearer to be established, and indication information of a network slice corresponding to the bearer; and sending, by the distributed unit of the RAN, to the central unit of the RAN a response message in response to the UE context setup request message.
    Type: Application
    Filed: July 9, 2019
    Publication date: October 31, 2019
    Inventors: Yinghao JIN, Feng HAN, Wei TAN, Hong LI
  • Communication Method, Access Network Device, Core Network Device, And User Equipment
    Publication number: 20190327657
    Abstract: Embodiments of the present invention provide a communication method, an access network device, a core network device, and user equipment. One example method includes: sending, by a core network device, a handover request to an access network device, wherein the handover request comprises first information, and the first information comprises an identifier of allowed network slice selection assistance information (NSSAI); and sending, by the access network device, a handover request acknowledgement to the core network device.
    Type: Application
    Filed: July 3, 2019
    Publication date: October 24, 2019
    Inventors: Feng HAN, Yinghao JIN, Hong LI, Wei TAN
  • Methods and apparatuses for HARQ retransmission on unlicensed carrier in LTE-LAA system
    Patent number: 10454631
    Abstract: The present disclosure provides methods and apparatuses for HARQ retransmission on an unlicensed carrier in an LTE-LAA system. A method in the base station includes: performing a CCA detection on the unlicensed carrier to determine energy on the unlicensed carrier and, at the same time, initiating an HARQ discarding timer for the unlicensed carrier, when the base station and a UE operate on the unlicensed carrier; comparing the determined energy with a predetermined CCA threshold; if the determined energy on the unlicensed carrier is not smaller than the CCA threshold until the HARQ discarding timer is expired, giving up the HARQ retransmission on the unlicensed carrier; and if the energy is detected to be smaller than the CCA threshold before the HARQ discarding timer is expired, continuing the HARQ retransmission on the unlicensed carrier.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: October 22, 2019
    Assignee: Alcatel Lucent
    Inventors: Feng Han, Teck Hu, Shin Horng Wong