Patents by Inventor Qi Jian Cheng

Qi Jian Cheng 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).

  • Data consistency maintenance for sequential requests
    Patent number: 10140330
    Abstract: A method, computer program product and computer system is provided. A processor receives a read request for a data entry from a client device, where the read request includes a first identifier. A processor retrieves a second identifier from a first storage device, where the second identifier is associated with the data entry as stored in the first storage device. Responsive to the first identifier and the second identifier not matching, a processor updates the data entry of the first storage device with a corresponding data entry from a second storage device.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: November 27, 2018
    Assignee: International Business Machines Corporation
    Inventors: Qi Jian Cheng, Qining Li, Jing Sun, Lei Sun, Tianyi Wang, Yan Zhao, Chuan Jie Zheng
  • Data consistency maintenance for sequential requests
    Patent number: 10129364
    Abstract: A method, computer program product and computer system is provided. A processor receives a read request for a data entry from a client device, where the read request includes a first identifier. A processor retrieves a second identifier from a first storage device, where the second identifier is associated with the data entry as stored in the first storage device. Responsive to the first identifier and the second identifier not matching, a processor updates the data entry of the first storage device with a corresponding data entry from a second storage device.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: November 13, 2018
    Assignee: International Business Machines Corporation
    Inventors: Qi Jian Cheng, Qining Li, Jing Sun, Lei Sun, Tianyi Wang, Yan Zhao, Chuan Jie Zheng
  • DATA CONSISTENCY MAINTENANCE FOR SEQUENTIAL REQUESTS
    Publication number: 20170193033
    Abstract: A method, computer program product and computer system is provided. A processor receives a read request for a data entry from a client device, where the read request includes a first identifier. A processor retrieves a second identifier from a first storage device, where the second identifier is associated with the data entry as stored in the first storage device. Responsive to the first identifier and the second identifier not matching, a processor updates the data entry of the first storage device with a corresponding data entry from a second storage device.
    Type: Application
    Filed: March 24, 2017
    Publication date: July 6, 2017
    Inventors: Qi Jian Cheng, Qining Li, Jing Sun, Lei Sun, Tianyi Wang, Yan Zhao, Chuan Jie Zheng
  • DATA CONSISTENCY MAINTENANCE FOR SEQUENTIAL REQUESTS
    Publication number: 20170094011
    Abstract: A method, computer program product and computer system is provided. A processor receives a read request for a data entry from a client device, where the read request includes a first identifier. A processor retrieves a second identifier from a first storage device, where the second identifier is associated with the data entry as stored in the first storage device. Responsive to the first identifier and the second identifier not matching, a processor updates the data entry of the first storage device with a corresponding data entry from a second storage device.
    Type: Application
    Filed: September 30, 2015
    Publication date: March 30, 2017
    Inventors: Qi Jian Cheng, Qining Li, Jing Sun, Lei Sun, Tianyi Wang, Yan Zhao, Chuan Jie Zheng