| 发明名称 |
A CODING AND DECODING SYSTEM FOR VIDEO AND AUDIO SIGNALS |
| 摘要 |
<p>A coding and decoding system for video signals includes means at the transmitter for applying sine wave amplitude modulation of approximate line frequency to the aural carrier to prevent the chrominance subcarrier from providing receiver synchronization.</p> |
| 申请公布号 |
GB2077547(A) |
申请公布日期 |
1981.12.16 |
| 申请号 |
GB19810013685 |
申请日期 |
1981.05.05 |
| 申请人 |
OAK INDUSTRIES INC |
发明人 |
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| 分类号 |
H04N7/171;(IPC1-7):04N7/16;04N7/04 |
主分类号 |
H04N7/171 |
| 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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