H - Electricity – 04 – N
Patent
H - Electricity
04
N
350/34
H04N 7/08 (2006.01)
Patent
CA 2002933
ABSTRACT OF THE INVENTION A device for generating a superimposed television image over a background television image, includes a detector and a video mixer for generating the superimposed television image by altering the signal strength of the background television image in response to a signal from a superimposed television image source. An audio component of the superimposed television signal, can be combined by open air mixing with the audio component of the television signal.
Backus Alan M.
Lawson Gerald
Popeil Ronald M.
Walsh Casey
Mccarthy Tetrault Llp
Popeil Industries Inc.
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