Apparatus for scrambling a television signal

Details Apparatus for scrambling a television signal Apparatus for scrambling a television signal

H - Electricity

04

N

350/20

H04N 7/167 (2006.01) H04N 5/14 (2006.01) H04N 7/171 (2006.01) H04N 7/26 (2006.01)

Patent

CA 1213972

ABSTRACT OF THE DISCLOSURE An apparatus for scrambling or encoding a television signal by inverting the latter signal in accordance with a control signal having a predetermined code pattern comprises a detector circuit for detecting a change in a picture scene of the television signal and generating an identification signal in response to detection of the scene change and code generator for generating a key code signal of specific pattern which indicates a particular program of the television signal. According to this invention, the control signal is formed in response to both the identification signal and the key code signal.

432292

Affiliated with

Also associated with

Rating

Apparatus for scrambling a television signal does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Apparatus for scrambling a television signal, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus for scrambling a television signal will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1232154