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 7659829 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 09, 2010

Filed:

Aug. 30, 2006
Applicant:

Byung-hun Hwang, Hwaseong-si, KR;

Inventor:

Byung-Hun Hwang, Hwaseong-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus for detecting the opening and closing of a slide-type mobile communication terminal having a main body and a sub-body mounted on the main body. The apparatus includes a signal generating element of bar-type provided in the sub-body for generating a predetermined signal; a first and a second signal sensor provided at two positions separated by a predetermined interval in the main body so as to face the signal generating element respectively when the sub-body is slid up and down relative to the main body, the first and second signal sensors detecting the predetermined signal; and a control unit for performing corresponding functions according to the opening and closing operations of the mobile communication terminal represented by different signals generated by the first and second signal sensors.


Find Patent Forward Citations

Hwang, Byung-Hun. (2010). Method of improving the detection of opening and closing of a slide-type mobile communication terminal and an apparatus thereof (U.S. Patent No. 7659829). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7659829

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