| 发明名称 |
Method of and apparatus for scrambling and decoding television and similar signals with wobbulating trapping |
| 摘要 |
Television or similar picture scrambling or the like wherein narrow trapping of the visual carrier is effected with one-direction FSK-FM modulated wobbulation of the visual carrier, preferably alternately at different multiples of the horizontal synchronizing frequency.
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| 申请公布号 |
US4575753(A) |
申请公布日期 |
1986.03.11 |
| 申请号 |
US19830546320 |
申请日期 |
1983.10.28 |
| 申请人 |
BLONDER-TONGUE LABORATORIES, INC. |
发明人 |
MISTRY, KANTILAL;BLONDER, ISAAC S. |
| 分类号 |
H04K1/00;H04N7/167;(IPC1-7):H04K1/02 |
主分类号 |
H04K1/00 |
| 代理机构 |
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