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:
May. 12, 2008

Filed:

Feb. 24, 2004
Applicants:

Tadashi Kojima, Yokohama, JP;

Koichi Hirayama, Yokohama, JP;

Hisashi Yamada, Yokohama, JP;

Yoshiaki Moriyama, Tsurugashima, JP;

Fumihiko Yokogawa, Tsurugashima, JP;

Takao Arai, Yokohama, JP;

Toshifumi Takeuchi, Yokohama, JP;

Shinichi Tanaka, Tuzukigun, JP;

Akira Kurahashi, Yawatashi, JP;

Toshiyuki Shimada, Kobeshi, JP;

Inventors:

Tadashi Kojima, Yokohama, JP;

Koichi Hirayama, Yokohama, JP;

Hisashi Yamada, Yokohama, JP;

Yoshiaki Moriyama, Tsurugashima, JP;

Fumihiko Yokogawa, Tsurugashima, JP;

Takao Arai, Yokohama, JP;

Toshifumi Takeuchi, Yokohama, JP;

Shinichi Tanaka, Tuzukigun, JP;

Akira Kurahashi, Yawatashi, JP;

Toshiyuki Shimada, Kobeshi, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 14/04 (2005.12);
U.S. Cl.
CPC ...
Abstract

A transmitting method of digital data whereby information data can be reproduced at a high precision. In order to retain digital data in sectors comprising a plurality of sync frames and sequentially transmit, the sync frame is comprised of the sync signal and the run length limited code which satisfies the limitations of the minimum run length and the maximum run length, and the sync signal includes the sync pattern constituted by a bit pattern of a run length that is longer than the maximum run length by onlyT and addition bit patterns which are arranged before and after the bit pattern and each of which has a urn length that is longer than the minimum run length. The sync signal includes a specific code which indicates a position in the sector and which enables the DC control to be performed.


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