发明名称 |
TRANSMITTING DATA WITH A VIDEO SIGNAL |
摘要 |
<p>2111310 9222984 PCTABS00018 Signal processors for permitting the transparent, simultaneous transmission and reception of a secondary data signal with a video signal in the video band is disclosed. The signal processor in the transmitter rasterizes the data at the horizontal scanning rate and modulates the data with a data carrier at a non-integral multiple of the horizontal scanning rate to obtain frequency interleaving. The data is transmitted during the active video portion of each video line.</p> |
申请公布号 |
CA2111310(A1) |
申请公布日期 |
1992.12.23 |
申请号 |
CA19922111310 |
申请日期 |
1992.05.04 |
申请人 |
WAVEPHORE INC |
发明人 |
JUNGO CHARLES;MONTGOMERY GERALD;GERDES RICHARD C |
分类号 |
H04N1/00;H04N5/445;H04N7/08;H04N7/081;H04N7/10;(IPC1-7):H04N7/08 |
主分类号 |
H04N1/00 |
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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