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 7938552 B1

PDF
Full Text
Expired
Date of Patent:
May. 10, 2011

Filed:

Jun. 24, 2008
Applicants:

Yi-hua Fan, Tao-Yuan, TW;

Rong-jhe Chen, Tao-Yuan, TW;

Yi-lin Liao, Tao-Yuan, TW;

Sheng-kai Chang, Tao-Yuan, TW;

Kai-yin Huang, Tao-Yuan, TW;

Inventors:

Yi-Hua Fan, Tao-Yuan, TW;

Rong-Jhe Chen, Tao-Yuan, TW;

Yi-Lin Liao, Tao-Yuan, TW;

Sheng-Kai Chang, Tao-Yuan, TW;

Kai-Yin Huang, Tao-Yuan, TW;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G09F 13/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention discloses a backlight unit having a reflecting device to enhance light directivity. The backlight unit comprises a light source module, comprising at least one light source, and a reflecting device. The reflecting device is provided to surround the light source or light source module and comprises a first surface. Besides, the first surface comprises at least two planes where every two planes are connected with an included angle more than 90 degrees and less than 180 degrees.


Find Patent Forward Citations

Fan, Yi-Hua. (2011). Reflecting device and application thereof in backlight unit for enhancing light directivity (U.S. Patent No. 7938552). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7938552

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