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.
Patent No.:
Date of Patent:
Mar. 02, 2004
Filed:
Jul. 10, 2002
Eisaku Saiki, Yokohama, JP;
Shintaro Suzumura, Yokohama, JP;
Terumi Takashi, Chigasaki, JP;
Kazutoshi Ashikawa, Maebashi, JP;
Tsuguyoshi Hirooka, Fujisawa, JP;
Shoichi Miyazawa, Yokohama, JP;
Masashi Mori, Chigasaki, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A magnetic recording and reproducing apparatus includes a R/W signal processor having a write data generator arranged to be of an interleave system and transmitting/receiving data to/from the R/W amplifier via a plurality of signal lines. In addition, the R/W amplifier has a compound circuit provided for the write data of the interleave system from the R/W signal processor and is formed as an integrated circuit, moreover, a ½ prescaler is provided at the output of the write data generator, making transmitting and receiving write data in NRZI CODE.