Patents by Inventor Jin Z. Zhou

Jin Z. Zhou 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 and apparatus for traffic management
    Patent number: 9424744
    Abstract: A method for determining travel time of a vehicle on a road, wherein the vehicle is operable within a mobile communication network, comprising: collecting historical communication events of a mobile user in order to obtain travel samples, wherein the historical communication events indicate when the mobile user travelled along a monitored road; determining a cell handover sequence from the historical communication events; determining from the cell handover sequence, one of more road segments of the monitored road; determining the travel time of the one or more road segments according to the travel time samples; selecting, for an undetermined road segment of the monitored road for which the real-time travel time is not determined from the collected historical communication events, a candidate mobile user that is most likely to appear on the undetermined road segment; actively positioning the candidate mobile user to obtain positioning information; and returning to the step of collecting communication events of
    Type: Grant
    Filed: October 18, 2010
    Date of Patent: August 23, 2016
    Assignee: International Business Machines Corporation
    Inventors: Wei Xiong Shang, Hua Yong Wang, Zhe Xiang, Chun Ying, Jin Z. Zhou, Yan Feng Zhu
  • METHOD AND APPARATUS FOR TRAFFIC MANAGEMENT
    Publication number: 20120221232
    Abstract: A method for determining travel time of a vehicle on a road, wherein the vehicle is operable within a mobile communication network, comprising: collecting historical communication events of a mobile user in order to obtain travel samples, wherein the historical communication events indicate when the mobile user travelled along a monitored road; determining a cell handover sequence from the historical communication events; determining from the cell handover sequence, one of more road segments of the monitored road; determining the travel time of the one or more road segments according to the travel time samples; selecting, for an undetermined road segment of the monitored road for which the real-time travel time is not determined from the collected historical communication events, a candidate mobile user that is most likely to appear on the undetermined road segment; actively positioning the candidate mobile user to obtain positioning information; and returning to the step of collecting communication events of
    Type: Application
    Filed: October 18, 2010
    Publication date: August 30, 2012
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Wei Xiong Shang, Hua Yong Wang, Zhe Xiang, Chun Ying, Jin Z. Zhou, Yan Feng Zhu