发明名称 |
Data coding method, data decoding method, data compression apparatus, and data decompression apparatus |
摘要 |
A data compression and decompression apparatus and method providing a high compression ratio. The data compressing apparatus includes, for example, an obtaining section, a first coding section, a first controlling section, a judging section, a second coding section, and a second controlling section. Characters are obtained one after another from a compression target. A code is then output corresponding to the character when the character and a predetermined number of characters are not identical. Subsequently, the number of characters obtained are counted when the character and the predetermined number of characters are identical, and a code corresponding to the number of characters counted is output when the character obtained is not identical with the predetermined number of characters.
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申请公布号 |
US5844508(A) |
申请公布日期 |
1998.12.01 |
申请号 |
US19960732054 |
申请日期 |
1996.10.17 |
申请人 |
FUJITSU LIMITED |
发明人 |
MURASHITA, KIMITAKA;OKADA, YOSHIYUKI;YOSHIDA, SHIGERU |
分类号 |
G06F5/00;G11B20/10;H03M7/40;H03M7/48;H04B1/66;H04B14/04;(IPC1-7):H03M7/34 |
主分类号 |
G06F5/00 |
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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