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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 8550633 B1

PDFFull Text
Expired
Date of Patent:
Oct. 08, 2013

Filed:

Mar. 28, 2008

Laser projector having a diffuser vibrated by using component of a cooling mechanism

Applicant:

Motoyasu Utsunomiya, Tokyo, JP;

Inventor:

Motoyasu Utsunomiya, Tokyo, JP;

Assignee:

NEC Display Solutions, Ltd., Tokyo, JP;

Attorney:

McGinn Intellectual Property Law Group, PLLC

Primary Examiner:

Tony Ko

Assistant Examiner:

Jori S Reilly-Diakun

Int. Cl.
CPC ...
G03B 21/14 (2006.01); G03B 21/16 (2006.01); G03B 21/18 (2006.01); G03B 21/26 (2006.01); G02B 5/02 (2006.01); G02B 13/20 (2006.01); G02F 1/1335 (2006.01); F21V 7/04 (2006.01); F21V 11/00 (2006.01); H01J 5/16 (2006.01); H01P 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A projection-type image display apparatus that enlarges and displays an image includes: a case, a laser light source, a cooling mechanism that includes a component that produces vibration during operation, a diffuser that diffuses light that is emitted from the laser light source, optics that shape light diffused by the diffuser to light having a uniform luminance distribution and rectangular cross-section, and an optical modulation element that modulates light shaped by the optics; wherein the component included in the cooling mechanism and the diffuser are connected by way of a vibration transmitting member.

Find Patent Forward Citations

Utsunomiya, Motoyasu. (2013). Laser projector having a diffuser vibrated by using component of a cooling mechanism (U.S. Patent No. 8550633). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8550633

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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