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:
Feb. 07, 2006

Filed:

Mar. 11, 2003
Applicants:

Hiroyuki Negishi, Gunma, JP;

Hideyuki Saikawa, Gunma, JP;

Hisayuki Ito, Ota, JP;

Inventors:

Hiroyuki Negishi, Gunma, JP;

Hideyuki Saikawa, Gunma, JP;

Hisayuki Ito, Ota, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A laser driving integrated circuit () to drive a laser element is mounted in an optical housing, and a wiring pattern of an actuator line () for supplying an actuator () with drive signals to drive the actuator () through a relay circuit board and a wiring pattern of a laser drive line () for supplying drive signals from the laser driving integrated circuit () to the laser element are formed on the same flexible wiring board (), and, when the flexible wiring board () is folded, a shielding part () connected to the ground line is arranged to intervene between the overlapping wiring patterns of the actuator line () and the laser drive line () of the flexible wiring board ().


Find Patent Forward Citations

Loading…