Patents by Inventor Yunyan Chang

Yunyan Chang 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).

  • Wireless communication devices and base station for wireless communication in a wireless communication system
    Patent number: 10694549
    Abstract: The present disclosure is directed to a wireless communication device for wireless communication in a wireless communication system which comprises a base station and a plurality of wireless communication devices arranged in clusters, wherein a unique cluster signature is assigned to each cluster and its wireless communication devices, wherein the wireless communication device is allocated to one of said clusters, and comprises receiving means adapted to receive a unique cluster signature assigned to said one cluster from the base station, storing means adapted to store said received unique cluster signature, and transmission means adapted to transmit said unique cluster signature when the wireless communication device switches into an active state, wherein wireless communication device is adapted to access resources on the basis of resource allocation information received in response to the transmission of said unique cluster signature.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: June 23, 2020
    Assignees: HUAWEI TECHNOLOGIES CO., LTD., FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    Inventors: Chan Zhou, Yunyan Chang, Peter Jung, Slawomir Stanczak
  • WIRELESS COMMUNICATION DEVICES AND BASE STATION FOR WIRELESS COMMUNICATION IN A WIRELESS COMMUNICATION SYSTEM
    Publication number: 20190021117
    Abstract: The present disclosure is directed to a wireless communication device for wireless communication in a wireless communication system which comprises a base station and a plurality of wireless communication devices arranged in clusters, wherein a unique cluster signature is assigned to each cluster and its wireless communication devices, wherein the wireless communication device is allocated to one of said clusters, and comprises receiving means adapted to receive a unique cluster signature assigned to said one cluster from the base station, storing means adapted to store said received unique cluster signature, and transmission means adapted to transmit said unique cluster signature when the wireless communication device switches into an active state, wherein wireless communication device is adapted to access resources on the basis of resource allocation information received in response to the transmission of said unique cluster signature.
    Type: Application
    Filed: September 17, 2018
    Publication date: January 17, 2019
    Inventors: Chan ZHOU, Yunyan CHANG, Peter JUNG, Slawomir STANCZAK
  • Method, system and central unit for organizing random access resources
    Patent number: 9781733
    Abstract: A method for organizing random access (RA) resources, comprising: forming a device group including a plurality of group members and at least one group representative; providing the at least one group representative with priority access to RA resources; sending, by the at least one group representative, a primary event message to a central unit in said RA resources; and sending, by the central unit, a response message, responsive to the primary event message, to the group members for managing access of the group members to the RA resources.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: October 3, 2017
    Assignee: HUAWEI TECHNOLOGIES DUESSELDORF GMBH
    Inventors: Chan Zhou, Yunyan Chang, Oemer Bulakci
  • METHOD, SYSTEM AND CENTRAL UNIT FOR ORGANIZING RANDOM ACCESS RESOURCES
    Publication number: 20160227554
    Abstract: A method for organizing random access (RA) resources, comprising: forming a device group including a plurality of group members and at least one group representative; providing the at least one group representative with priority access to RA resources; sending, by the at least one group representative, a primary event message to a central unit in said RA resources; and sending, by the central unit, a response message, responsive to the primary event message, to the group members for managing access of the group members to the RA resources.
    Type: Application
    Filed: April 8, 2016
    Publication date: August 4, 2016
    Inventors: Chan Zhou, Yunyan Chang, Oemer Bulakci