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:
Jun. 04, 2019

Filed:

Mar. 02, 2017
Applicant:

GM Gobal Technology Operations Llc, Detroit, MI (US);

Inventors:

Fan Bai, Ann Arbor, MI (US);

Donald K. Grimm, Utica, MI (US);

David E. Bojanowski, Clarkston, MI (US);

Chia-Hsiang Liu, Milford, MI (US);

Jinzhu Chen, Troy, MI (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/36 (2006.01); G01C 21/32 (2006.01); G06F 3/147 (2006.01); G06T 3/40 (2006.01); H04L 29/08 (2006.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
G01C 21/36 (2013.01); G01C 21/32 (2013.01); G06F 3/147 (2013.01); G06T 3/4092 (2013.01); H04L 67/2847 (2013.01); H04L 69/14 (2013.01); G09G 2350/00 (2013.01); G09G 2370/16 (2013.01);
Abstract

A system configured to receive baseline map data from a remote map-data source, and determine whether the baseline map data is sufficient for present mobile navigation-unit function, yielding a map-sufficiency determination. If the map-sufficiency determination is affirmative, using the baseline map data for the present mobile navigation-unit function. If the map-sufficiency determination is negative, the system predicts navigation-unit movement, obtains based on the navigation-unit movement predicted, supplemental map data, and uses the baseline map data and the supplemental map data for the present mobile navigation-unit function.


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Bai, Fan. (2019). Progressive map maintenance at a mobile navigation unit (U.S. Patent No. 10309794). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10309794

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