发明名称 |
System for broadcasting audio-visual television signals synchronized by a pilot frequency and method for the application of said system |
摘要 |
In a system for broadcasting audio-visual television signals, a pure-frequency pilot signal is recorded concurrently with the video signals. The synchronizing signals which are necessary for reproduction of the aduio-visual signals are reconstituted from the pilot signal during the reading process.
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申请公布号 |
US4357626(A) |
申请公布日期 |
1982.11.02 |
申请号 |
US19790088354 |
申请日期 |
1979.10.26 |
申请人 |
THOMSON-BRANDT |
发明人 |
ROMEAS, RENE |
分类号 |
H04N5/91;H04N5/92;H04N5/932;H04N5/95;H04N7/00;H04N9/86;H04N9/87;(IPC1-7):H04N5/76 |
主分类号 |
H04N5/91 |
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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