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:
Jun. 02, 1998

Filed:

Mar. 07, 1996
Applicant:
Inventors:

Takeshi Funahashi, Saitama, JP;

Tomoko Shimoyama, Kanagawa, JP;

Hitoshi Rikukawa, Kanagawa, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
395835 ; 395839 ;
Abstract

A recording/reproducing apparatus, such as an automatic changer for optical discs for recording/reproducing signals on or from the optical discs. The apparatus includes a unit for recording/reproducing signals on or from a recording medium, a recognition unit for recognizing the state of the recording/reproducing unit, a first interfacing unit for exchanging the information between the recording/reproducing unit and the recognition unit, a second interfacing unit for exchanging the information between the recognition unit and a first external equipment, and a third interfacing unit, separate from the second interfacing unit, for exchanging the information between the recognition unit and the second external equipment. The information is exchanged between the recognition unit and the second external equipment by the third interfacing unit as the connection between the recognition unit and the first external equipment by the second interfacing unit is maintained. Accordingly, software upgrading is facilitated, problems with the recording/reproducing apparatus can be dealt with quickly and maintenance operations can be performed on opportune moments.


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