发明名称 |
Circuit for decoding additional information in a composite signal |
摘要 |
A circuit for decoding additional information in a composite signal, the circuit having a filter device for separating a signal range in the composite signal, which includes the additional information in coded form. An adaptive decoding device is controlled by a signal quality parameter which is determined in an additional circuit from the respective reception state of the composite signal.
|
申请公布号 |
US5978037(A) |
申请公布日期 |
1999.11.02 |
申请号 |
US19970805767 |
申请日期 |
1997.02.25 |
申请人 |
DEUTSCHE ITT INDUSTRIES, GMBH |
发明人 |
HILPERT, THOMAS;MUELLER, STEFAN |
分类号 |
H04H20/34;H04H40/18;(IPC1-7):H04N7/08 |
主分类号 |
H04H20/34 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|