发明名称 |
Encoding apparatus |
摘要 |
A maximum value of each block after orthogonal transformation is detected, and an output word length after orthogonal transformation is controlled in accordance with the maximum value thus detected. In addition, a plurality of tables each having a plurality of quantizers combinedly used are prepared and a table is selected in accordance with the maximum value of each block, thereby selecting the optimum quantizer in accordance with the data amount thus generated. <IMAGE> |
申请公布号 |
HK1002692(A1) |
申请公布日期 |
2000.11.03 |
申请号 |
HK19980101879 |
申请日期 |
1998.03.07 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
HIDEKI OTAKA;MASAKAZU NISHINO;TATSURO JURI |
分类号 |
H03M7/30;H04N7/26;H04N7/30;(IPC1-7):H04N;H03M |
主分类号 |
H03M7/30 |
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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