Dropout correcting apparatus
CA 1256986 A · Owner: Sony Corporation · Inventors: Tachibana, Kaoru; Morita, Ken
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A dropout correcting apparatus having a dropout detecting circuit for detecting a dropout period from a reproduced video signal, a mixing circuit for superimposing a dropout detecting signal from the dropout detecting circuit upon the reproduced video signal, a time base fluctuation correcting circuit for removing a jitter component of an output signal from the mixing circuit, a dropout detecting signal separating circuit for separating the dropout detecting signal from the output signal of the time base fluctuation correcting circuit and a dropout correcting circuit for correcting the dropout of the reproduced video signal by the separated dropout detecting signal.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted July 4, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 4, 2006.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.