Dynamic optical information storage or retrieval – Dynamic mechanism optical subsystem – Transducer carriage or actuator
Reexamination Certificate
2007-06-05
2007-06-05
Nguyen, Hoa T. (Department: 2627)
Dynamic optical information storage or retrieval
Dynamic mechanism optical subsystem
Transducer carriage or actuator
Reexamination Certificate
active
10778314
ABSTRACT:
An optical pickup actuator includes a; a bobbin in which a through hole is formed, an objective lens attached to the bobbin; a holder provided on the base to support the bobbin; a lens holder inserted in the through hole of the bobbin to support the objective lens, wherein the lens holder is made of a material having a heat conduction coefficient lower than that of the bobbin, a plurality of suspensions, each having one end coupled to the bobbin and the other end attached to a holder provided on a base, to support the bobbin capable of suspending, and a driving unit having a coil installed at the bobbin and a magnet installed on the base to drive the bobbin with an electromagnetic force generated by the interaction of current flowing in the coil and a magnetic field formed by the magnet.
REFERENCES:
patent: 5216648 (1993-06-01), Noda et al.
patent: 5526340 (1996-06-01), Tanaka
patent: 5541899 (1996-07-01), Kume et al.
patent: 5554843 (1996-09-01), Leonard
patent: 5663843 (1997-09-01), Ezawa et al.
patent: 6285650 (2001-09-01), Park
patent: 6377521 (2002-04-01), Kijima et al.
patent: 6922842 (2005-07-01), Takahashi et al.
patent: 2003/0016597 (2003-01-01), Haruguchi et al.
patent: 2003/0210641 (2003-11-01), Shinozuka
patent: 5-197982 (1993-08-01), None
patent: 7-235093 (1995-09-01), None
patent: 9-035317 (1997-02-01), None
patent: 09-134534 (1997-05-01), None
patent: 11-023808 (1999-01-01), None
patent: 11176009 (1999-07-01), None
patent: 2001-184685 (2001-07-01), None
patent: 2001-209956 (2001-08-01), None
patent: 2002-40599 (2002-05-01), None
Notice of Office Action issued by the Korean Patent Office in Application No. 10-2003-0010045 on Jan. 18, 2005 with an English language translation thereof.
First Office Action dated Jun. 22, 2006 of the Chinese Application No. 2004100074270 that corresponds to the present U.S. patent application (total of 7 pages).
Chong Duk-young
Lee Young-bin
Blouin Mark
Nguyen Hoa T.
Samsung Electronics Co,. Ltd.
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