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:
Jan. 17, 1995
Filed:
Oct. 12, 1993
Applicant:
Inventors:
Toshio Horiguchi, Hachioji, JP;
Hisakatsu Tanaka, Chofu, JP;
Assignee:
Olympus Optical Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369 4428 ; 235454 ;
Abstract
A recording/reproducing apparatus for recording/reproducing data by relatively moving either of an optical card and optical head wherein, in order that data may be recorded/reproduced on the optical card by moving either of the optical head and optical card, during an access operation to gain access to reach a target track, such data process as adding data for detecting and correcting errors to data to be recorded in the optical card by a data encoding circuit or correcting errors on data already read out by an error correcting circuit is made in parallel. The data are also transferred during the access operation.