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.:
Date of Patent:
Apr. 10, 2012
Filed:
Aug. 09, 2007
Seung-geun Lim, Seoul, KR;
Won-seok Joo, Seoul, KR;
Seung-Geun Lim, Seoul, KR;
Won-Seok Joo, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A mobile terminal having a terminal body and a keypad located on the terminal body is provided. The keypad includes a plurality of keys configured to input information, a plurality of light emitting units, each light emitting unit being associated with a corresponding key of the plurality of keys to separately illuminate the corresponding key, a shielding member to reduce leakage of light from an activated light emitting unit to adjacent keys, and a control unit configured to detect when one of the plurality of keys is operated and to activate at least the light emitting unit associated with the operated key.