CPC Subgroup
H04N 7/08 Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band
Full Title
Television systems (details H04N3/00, H04N5/00; methods or arrangements, for coding, decoding, compressing or decompressing digital video signals H04N19/00; selective content distribution H04N21/00) > Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band
6 direct subcodes
Child Classifications
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- H04N 7/081 the additional information signals being transmitted by means of a subcarrier
- H04N 7/083 with signal insertion during the vertical and the horizontal blanking interval
- H04N 7/084 with signal insertion during the horizontal blanking interval
- H04N 7/087 with signal insertion during the vertical blanking interval