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.

Patent No.:

US 7800383 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 21, 2010

Filed:

Sep. 25, 2008
Applicants:

Qing-hua Liu, Shenzhen, CN;

Chang-liang Shao, Shenzhen, CN;

Inventors:

Qing-Hua Liu, Shenzhen, CN;

Chang-Liang Shao, Shenzhen, CN;

Assignees:

Hong-Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, Guangdong Province, CN;

Hon Hai Precision Industry Co., Ltd., Tu-Cheng, Taipei Hsien, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus for testing a keyboard of a mobile phone, includes a testing controller, a key triggering device, an analog to digital (A/D) converter, and a switch assembly connected to the key triggering module. The switch assembly includes a plurality of switches. The key triggering device includes a key triggering module connected to the keyboard. The testing controller sends a controlling signal to trigger a key of the keyboard to turn on a switch corresponding to the key, triggering the key, and comparing activating information of the switch to the key value from the mobile phone to determine if the result is correct.


Find Patent Forward Citations

Liu, Qing-Hua. (2010). Apparatus and method for testing keyboard of mobile phone (U.S. Patent No. 7800383). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7800383

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