Multi-component video signal mixer

Details Multi-component video signal mixer Multi-component video signal mixer

1995-03-14

1996-11-12

Metjahic, Safet

Television

Image signal processing circuitry specific to television

Special effects

348591, H04N 5265, H04N 5275

Patent

active

055745105

ABSTRACT:
A video signal mixing device for mixing a first video signal including at least a mutually related first signal component and second signal component and a second video signal which is made up of at least a mutually related first signal component and second signal component, for each of those signal components, the video signal mixing circuit including a differential signal producing means for obtaining a differential signal showing a difference of values of the first signal component of the first video signal and the first signal component of the second video signal and a mixer for mixing the second signal component of the first video signal and the second signal component of the second video signal by a mixing ratio determined based on the differential signal.

REFERENCES:
patent: 4611233 (1986-09-01), Tanno
patent: 4713695 (1987-12-01), Macheboeuf
patent: 4947255 (1990-08-01), Jackson et al.
patent: 5121210 (1992-06-01), Hirayama
patent: 5426467 (1995-06-01), Moriwabe et al.

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