发明名称 |
Method and device for compressing image data |
摘要 |
Zigzag scanning is one of the key techniques in image data compression. An efficient method and device is needed in some dedicated cases. In the present invention, a fixed delay is performed between DCT and zigzag scan to make the present invention simple. The present invention requires only half the number of transistors compared to the prior art.
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申请公布号 |
US6115500(A) |
申请公布日期 |
2000.09.05 |
申请号 |
US19970924444 |
申请日期 |
1997.08.26 |
申请人 |
WINBOND ELECTRONICS CORP. |
发明人 |
HSU, CHAO-SHUENN;CHEN, J. F. |
分类号 |
G06T9/00;(IPC1-7):G06K9/36;G06K9/46 |
主分类号 |
G06T9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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