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. 10, 2015

Filed:

Aug. 25, 2011
Applicants:

Kazuto Miyazaki, Daito, JP;

Ichiro Kajitani, Fukushima, JP;

Inventors:

Kazuto Miyazaki, Daito, JP;

Ichiro Kajitani, Fukushima, JP;

Assignee:

KYOCERA Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 1/247 (2006.01); G06F 1/32 (2006.01); G06F 3/044 (2006.01); H04M 1/23 (2006.01);
U.S. Cl.
CPC ...
H04M 1/247 (2013.01); G06F 1/3231 (2013.01); G06F 3/044 (2013.01); H04M 1/23 (2013.01); H04M 2250/12 (2013.01); Y02B 60/1289 (2013.01);
Abstract

Provided is a mobile information device which can prevent erroneous inputs in situations where conventional mobile information devices cannot prevent erroneous inputs. Two proximity sensorsare provided on a front surfaceof a mobile information device. The two proximity sensorsare separated from one another by a distance equivalent to at least one key, and are each adjacent to at least one of the keys. The mobile information deviceblocks execution of processing in response to key operations when both of the proximity sensorsdetect a state of proximity of a sensing target, such as a human body. As a result, erroneous inputs on the keyscaused by contact with hands or face can be prevented.


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