Invention Grant
- Patent Title: Recording apparatus and recording method
- Patent Title (中): 记录装置和记录方法
-
Application No.: US13527838Application Date: 2012-06-20
-
Publication No.: US08509041B2Publication Date: 2013-08-13
- Inventor: Tomoharu Mukasa , Yoshiyuki Urakawa , Noriaki Nishi , Junichi Horigome
- Applicant: Tomoharu Mukasa , Yoshiyuki Urakawa , Noriaki Nishi , Junichi Horigome
- Applicant Address: JP Tokyo
- Assignee: Sony Corporation
- Current Assignee: Sony Corporation
- Current Assignee Address: JP Tokyo
- Agency: Wolf, Greenfield & Sacks, P.C.
- Priority: JP2011-148056 20110704
- Main IPC: G11B7/00
- IPC: G11B7/00

Abstract:
Provided is a recording apparatus including a light irradiation and receiving unit configured to irradiate recording light for performing mark recording to a recording layer and an adjacent servo light for an adjacent track servo onto an optical disc recording medium having the recording layer through a common objective lens, and to receive reflected light from the recording layer of the adjacent servo light, a tracking mechanism configured to drive the objective lens in a tracking direction which is the disc radial direction, a tracking servo signal generation unit configured to obtain a corrected servo error signal as a servo error signal based on a light receiving signal for the adjacent servo light, and to generate a tracking servo signal using the corrected servo error signal, and a tracking driving unit configured to drive the tracking mechanism based on the tracking servo signal.
Public/Granted literature
- US20130010580A1 RECORDING APPARATUS AND RECORDING METHOD Public/Granted day:2013-01-10
Information query
IPC分类: