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:
Sep. 04, 2007
Filed:
May. 05, 2004
Kenzo Ishibashi, Moriguchi, JP;
Akira Yoshikawa, Nara, JP;
Makoto Ichinose, Sakai, JP;
Katsumi Gotoh, Ashiya, JP;
Takatoshi Yukimasa, Ibaraki, JP;
Kenzo Ishibashi, Moriguchi, JP;
Akira Yoshikawa, Nara, JP;
Makoto Ichinose, Sakai, JP;
Katsumi Gotoh, Ashiya, JP;
Takatoshi Yukimasa, Ibaraki, JP;
Matsushita Electric Industrial Co., Ltd., Kadoma, JP;
Abstract
An optical disc apparatus is provided, which comprising a laser light emitting portion for generating laser light for irradiating an optical disc, and a laser control portion for controlling a light emission operation of the laser light emitting portion. The laser control portion causes the laser light emitting portion to emit light with a first period during a first operation, and the laser control portion causes the laser light emitting portion to emit light with a second period during a second operation. The first period and the second period are different from each other.