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:
Nov. 06, 2012

Filed:

Nov. 17, 2008
Applicants:

Tamotsu Tsuchida, Toyota, JP;

Arinobu Kimura, Toyota, JP;

Inventors:

Tamotsu Tsuchida, Toyota, JP;

Arinobu Kimura, Toyota, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 27/26 (2006.01); G06F 3/045 (2006.01); G08B 13/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A capacitance touch sensing device that detects the touch of a user against a surface of a door handle on the outside of a vehicle includes an upper sensor electrode provided in an upper portion of the door handle, a lower sensor electrode provided in a lower portion of the door handle, an upper detecting portion that detects when the user has touched an upper surface of the door handle based on output from the upper sensor electrode, and a lower detecting portion that detects when the user has touched a lower surface of the door handle based on output from the lower sensor electrode. The detection sensitivity of one of the upper detecting portion or the lower detecting portion is lower than the detection sensitivity of the other.


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