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Title:
METHOD FOR ADJUSTING RECORDING CONDITION, OPTICAL DISC DEVICE, AND INFORMATION RECORDING METHOD
Document Type and Number:
WIPO Patent Application WO/2011/089735
Kind Code:
A1
Abstract:
Provided is a record adjustment method capable of precisely controlling an edge position of a mark. On the basis of the acquired replay signal waveform, a last pulse start position is adjusted so that a shift value of a so-called L-SEAT can be minimized regarding a rear edge of a mark.

Inventors:
KUROKAWA Takahiro (Hitachi Ltd., 280, Higashikoigakubo 1-chome, Kokubunji-sh, Tokyo 01, 〒1858601, JP)
黒川貴弘 (〒01 東京都国分寺市東恋ヶ窪一丁目280番地 株式会社日立製作所 中央研究所内 Tokyo, 〒1858601, JP)
Application Number:
JP2010/053300
Publication Date:
July 28, 2011
Filing Date:
March 02, 2010
Export Citation:
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Assignee:
Hitachi Consumer Electronics Co., Ltd. (2-1 Otemachi 2-chome, Chiyoda-ku Tokyo, 04, 〒1000004, JP)
日立コンシューマエレクトロニクス株式会社 (〒04 東京都千代田区大手町二丁目2番1号 Tokyo, 〒1000004, JP)
KUROKAWA Takahiro (Hitachi Ltd., 280, Higashikoigakubo 1-chome, Kokubunji-sh, Tokyo 01, 〒1858601, JP)
International Classes:
G11B7/0045; G11B7/125; G11B20/10; G11B20/14; G11B20/18
Attorney, Agent or Firm:
HIRAKI Yusuke (Kamiya-cho MT Bldg. 19F, 3-20 Toranomon 4-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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Claims:



 
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