Color temperature control by comparing chrominance signals with

Details Color temperature control by comparing chrominance signals with Color temperature control by comparing chrominance signals with

1992-07-31

1994-09-27

Coles, Sr., Edward L.

Television

Camera, system and detail

Combined image signal generator and general image signal...

348227, H04N 973

Patent

active

053510801

ABSTRACT:
A color temperature information forming device has converting means of a plurality of kinds arranged to obtain chrominance signals of a plurality of different kinds by photoelectric converting rays of light of different wave length zones included in an incident light and to accumultate and produce the plurality of chrominance signals. The device detects the level of at least one kind of the chrominance signal among the chrominance signals of the plurality of kinds produced from the plurality of converting means and forms color component information according to the detected level.

REFERENCES:
patent: 4395730 (1983-07-01), Shen
patent: 4584598 (1986-04-01), Kutaragi
patent: 4739392 (1988-04-01), Ueda et al.
patent: 4931856 (1990-06-01), Hieda et al.
patent: 5153713 (1992-10-01), Kyuma et al.

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