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:
Oct. 15, 2002

Filed:

Mar. 22, 2000
Applicant:
Inventor:

Hirofumi Kanai, Saitama-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/200 ; G06F 1/314 ; G06F 1/312 ;
U.S. Cl.
CPC ...
G06F 1/200 ; G06F 1/314 ; G06F 1/312 ;
Abstract

A control means A reads an unrecorded area of a recording medium in advance, and stores the read unrecorded area in a stack of a RAM . The unrecorded area is stored in the stack of the RAM by being pushed onto the bottom of a stack pointer. When new data is recorded on the recording medium , recording is executed in order from the top of the stack pointer. Accordingly, information which continuously progresses in a time series manner can be recorded on the recording medium without lack of the information which continuously progresses, and it is possible to reduce the time required to calculate and display the remaining recording time.


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