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:
Jan. 04, 2011

Filed:

Sep. 14, 2004
Applicants:

Young-jin Park, Bucheon-si, KR;

Yoon-tae Lee, Yongin-si, KR;

Inventors:

Young-jin Park, Bucheon-si, KR;

Yoon-tae Lee, Yongin-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 3/12 (2006.01); G06K 15/00 (2006.01); H04N 1/00 (2006.01); G03F 3/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A data compression and decompression unit that can enhance a data throughput during compression and decompression of data by dynamically allocating the sizes of the input and output buffers to the compression and decompression sections in accordance with a compressibility of data. The data compression and decompression unit includes a compression section that receives bit map data from a terminal, compresses the bit map data with a predetermined compressibility, and generates compressed data, and a decompression section that decompresses the compressed data into an original format, and generates decompressed data. The data unit further includes a memory section that stores the bit map data, the compressed data, and the decompressed data, and a control section that controls the compression and decompression in accordance with the predetermined compressibility.


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