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:
Mar. 15, 1994

Filed:

Jun. 22, 1992
Applicant:
Inventor:

Yukio Shirako, Tokyo, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369 32 ; 369 54 ; 369 84 ; 369124 ; 369 47 ; 369 48 ;
Abstract

An optical recording apparatus employing a method of halting a recording operation halfway a unitary frame of additional information and capable of realizing an exact operation in recording the additional information at the joint of preceding and present record portions. Out of the last unitary frame of the additional information in the preceding operation, the remaining information portion not included in the preceding record is generated, at the beginning of an additional recording mode, by an address information generator 4 from the content stored in an address information memory 6. And at the restart of recording the additional information, the recording operation is so performed that the remaining portion of the preceding last unitary frame of the additional information generated by the address information generator 4 is recorded in succession to the preceding record portion


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