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:
Apr. 23, 2013

Filed:

Dec. 30, 2009
Applicants:

Yaojun Feng, Shen Zhen, CN;

Xiuling Zhu, Tai Po, HK;

Shou-lung Chen, Shatin, HK;

Kwan-wah NG, Kowloon Bay, HK;

Inventors:

Yaojun Feng, Shen Zhen, CN;

Xiuling Zhu, Tai Po, HK;

Shou-Lung Chen, Shatin, HK;

Kwan-Wah Ng, Kowloon Bay, HK;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/41 (2006.01);
U.S. Cl.
CPC ...
Abstract

A coordinate locating device for a display apparatus is provided, which can have lower manufacturing costs and can locate the coordinates of a single or multiple objects. The coordinate locating device includes a light source configured to emit light, wherein said light source comprises a light emitting device, at least one reflector configured to reflect the light from the light source, and a detector configured to detect the light reflected by the at least one reflector, wherein the light source and the detector are disposed at different positions on the same edge of the coordinate locating device.


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