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. 21, 2009
Filed:
Jul. 05, 2005
Akihiro Itakura, Kawasaki, JP;
Akiyoshi Uchida, Kawasaki, JP;
Kazushi Uno, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
The invention is a recording and reproducing apparatus for recording data on a recording medium having a holographic recording area and a buffer recording area. The recording and reproducing apparatus has a holographic recording controller which multiplexedly records user data as page data in a holographic form on the holographic recording area, a buffer recording controller which records user data on the buffer recording area, and a recording controller, upon receiving a user data write request, which controls recording of user data in the write request on which one of the holographic recording area and the buffer recording area.