H - Electricity – 04 – N
Patent
H - Electricity
04
N
H04N 7/08 (2006.01) H04N 7/081 (2006.01) H04N 5/445 (2006.01)
Patent
CA 2164830
A controlled element (27) for spectrum attenuation or a controlled filter is disclosed that is used to aid in the insertion of a secondary signal into a video signal without distorting the blanking intervals or close captioned data contained in the blanking interval of the video signal.
Un élément commandé (27) permettant l'atténuation du spectre ou un filtre commandé est décrit, lequel est utilisé pour faciliter l'insertion d'un signal secondaire dans un signal vidéo sans distorsion des intervalles de suppression ou des données de sous-titrage contenues dans l'intervalle de suppression du signal vidéo.
Oyen Wiggs Green & Mutala Llp
Wavephore Inc.
LandOfFree
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