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:
Jun. 24, 1997
Filed:
May. 17, 1994
Applicant:
Inventors:
Masaaki Kurebayashi, Ebina, JP;
Nobuhiro Tokushuku, Yokohama, JP;
Makoto Miyamoto, Kanagawa-ken, JP;
Naomi Suzuki, Yokohama, JP;
Yoshihiko Noro, Yokohama, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; H04N / ;
U.S. Cl.
CPC ...
369124 ; 386126 ;
Abstract
A recording apparatus includes a recording medium, a frequency modulator for conducting frequency modulation on a digital-modulated signal to generate a recording signal, and a recording unit for recording the recording signal on the recording medium.