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. 18, 2008

Filed:

Dec. 10, 2003
Applicants:

Ryohei Okawahara, Tokyo, JP;

Akihiko Takabatake, Tokyo, JP;

Inventors:

Ryohei Okawahara, Tokyo, JP;

Akihiko Takabatake, Tokyo, JP;

Assignee:

Renesas Technology Corp., Chiyoda-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

The frame-memory control-section partitions a frame memory into a plurality of sectors and stores decoded video data of frames not used as predictive video in the frame memory. The frame-memory control-section writes a top-field data and a bottom-field data of the decoded video data into separate free sectors of the frame memory. In reading and displaying the decoded video data from the frame memory, the frame-memory control-section simultaneously releases the sector that stores the top-field data and the sector that stores the bottom-field data during the last display field period of the display video.


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