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:
Dec. 04, 2007

Filed:

May. 12, 2003
Applicants:

Yoichiro Sako, Tokyo, JP;

Tatsuya Inokuchi, Tokyo, JP;

Takashi Kihara, Chiba, JP;

Shunsuke Furukawa, Tokyo, JP;

Yoriaki Kanada, Kanagawa, JP;

Akiya Saito, Kanagawa, JP;

Toru Aida, Kanagawa, JP;

Tatsushi Sano, Kanagawa, JP;

Yoshiro Miyoshi, Kanagawa, JP;

Yoshinobu Usui, Kanagawa, JP;

Toshihiko Senno, Kanagawa, JP;

Inventors:

Yoichiro Sako, Tokyo, JP;

Tatsuya Inokuchi, Tokyo, JP;

Takashi Kihara, Chiba, JP;

Shunsuke Furukawa, Tokyo, JP;

Yoriaki Kanada, Kanagawa, JP;

Akiya Saito, Kanagawa, JP;

Toru Aida, Kanagawa, JP;

Tatsushi Sano, Kanagawa, JP;

Yoshiro Miyoshi, Kanagawa, JP;

Yoshinobu Usui, Kanagawa, JP;

Toshihiko Senno, Kanagawa, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/09 (2006.01);
U.S. Cl.
CPC ...
Abstract

A recording method for converting m-bit data into n-bit (where n>m) bit data whose run length is restricted and recoding the converted data on a recording medium, the recording method comprising the steps of when at least preceded data is data containing a special data pattern, lightening the restriction of the run length; and recording data so that the cumulative value of DC components per unit time increase when the data is reproduced in the state that the run length is restricted.


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