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:
Jul. 07, 1987
Filed:
Nov. 27, 1984
Masao Tomita, Neyagawa, JP;
Matsushita Electric Industrial Co., Ltd., Kadoma, JP;
Abstract
A magnetic recording and reproducing method, applicable to a magnetic recording and reproducing apparatus such as a video tape recorder. The method comprising the steps of recording a first signal in a magnetic layer of a magnetic tape by a first head, recording a second signal which is preferably a digital signal in a shallower portion of the first signal recorded magnetic layer by a second head having a different azimuth from that of the first head. The width of the shallower portion is preferably narrower than the width of the first signal recorded magnetic layer. The recorded first and second signals are reproduced by heads having different azimuth from each other, respectively, so as not to interfere with each other.