Optical head with lasers and mirrors in a recess formed in a...

Details Optical head with lasers and mirrors in a recess formed in a... Optical head with lasers and mirrors in a recess formed in a...

2007-11-06

2007-11-06

Hindi, Nabil (Department: 2627)

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

Reexamination Certificate

active

11028325

ABSTRACT:
An integrated optical head records and reproduces information to and from optical discs of different types, including CD and DVD, with use of a single information recording/reproducing apparatus. The optical head has a plurality of semiconductor lasers of different wavelengths integrated by index alignment onto a substrate formed with an optoelectric integrated circuit, photodetection patterns, and a reflecting mirror.

REFERENCES:
patent: 3668404 (1972-06-01), Lehovec
patent: 4750799 (1988-06-01), Kawachi et al.
patent: 5446719 (1995-08-01), Yoshida et al.
patent: 5621714 (1997-04-01), Kobayashi et al.
patent: 5629916 (1997-05-01), Komiya
patent: 5727111 (1998-03-01), Kume et al.
patent: 5790502 (1998-08-01), Horinouchi et al.
patent: 5978404 (1999-11-01), Ishihara
patent: 6016186 (2000-01-01), Mizutani
patent: 6100944 (2000-08-01), Sharp et al.
patent: 6108283 (2000-08-01), Fujita et al.
patent: 6111827 (2000-08-01), Miike
patent: 6125087 (2000-09-01), Ohnishi et al.
patent: 6154434 (2000-11-01), Shibano et al.
patent: 6160774 (2000-12-01), Gage et al.
patent: 6195485 (2001-02-01), Coldren et al.
patent: 6211511 (2001-04-01), Shih et al.
patent: 6314063 (2001-11-01), Nemoto
patent: 6366548 (2002-04-01), Ohyama
patent: 6487015 (2002-11-01), Kitamura et al.
patent: 6549493 (2003-04-01), Nakamura et al.
patent: 6646975 (2003-11-01), Uchizaki et al.
patent: 0860819 (1998-08-01), None
patent: 1-150244 (1989-06-01), None
patent: 1-162345 (1989-06-01), None
patent: 04349687 (1992-12-01), None
patent: 6-232226 (1994-08-01), None
patent: 07-134829 (1995-05-01), None
patent: 10-021577 (1998-01-01), None
patent: 10-283652 (1998-10-01), None
patent: 11-053759 (1999-02-01), None
patent: 11-126869 (1999-05-01), None

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