The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 13, 2013

Filed:

Feb. 28, 2008
Applicants:

Seiji Takahata, Nishio, JP;

Kimiyoshi Sawai, Okazaki, JP;

Tomoki Kodan, Nagoya, JP;

Hironobu Sugimoto, Toyota, JP;

Inventors:

Seiji Takahata, Nishio, JP;

Kimiyoshi Sawai, Okazaki, JP;

Tomoki Kodan, Nagoya, JP;

Hironobu Sugimoto, Toyota, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

Data in an update data format for performing an update of reference map data is formed by storing in each data frame divided for each data type, at least one of: a first group of one or more common map data records to be stored according to the data type of each data frame in a common map data frame after a conversion by a conversion unit; a second group of one or more first map data records to be stored according to the data type of each data frame in a first map data frame after a conversion by a conversion unit; and a third group of one or more second map data records to be stored according to the data type of each data frame in a second map data frame after a conversion by a conversion unit.


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