Patents by Inventor Jun OOTSUKA

Jun OOTSUKA 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).

  • In-vehicle device and map updating system
    Patent number: 11281652
    Abstract: An in-vehicle device includes: a storage unit storing map information divided into zones and used at least for screen display; a map drawing unit generating screen information using the map information; a difference detecting unit calculating, as a difference evaluation value, a magnitude of a difference in zone between the map information before update and the map information after update; and a map updating unit determining an order of updating the zones on a basis of a magnitude of the difference evaluation value to update, for each of the zones, the map information stored in the storage unit.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: March 22, 2022
    Assignee: CLARION CO., LTD.
    Inventors: Takaaki Sekiguchi, Atsushi Kubo, Jun Ootsuka
  • IN-VEHICLE DEVICE AND MAP UPDATING SYSTEM
    Publication number: 20190347249
    Abstract: An in-vehicle device includes: a storage unit storing map information divided into zones and used at least for screen display; a map drawing unit generating screen information using the map information; a difference detecting unit calculating, as a difference evaluation value, a magnitude of a difference in zone between the map information before update and the map information after update; and a map updating unit determining an order of updating the zones on a basis of a magnitude of the difference evaluation value to update, for each of the zones, the map information stored in the storage unit.
    Type: Application
    Filed: December 4, 2017
    Publication date: November 14, 2019
    Applicant: CLARION CO., LTD.
    Inventors: Takaaki SEKIGUCHI, Atsushi KUBO, Jun OOTSUKA