Automatic focus control apparatus using primary color signals

Details Automatic focus control apparatus using primary color signals Automatic focus control apparatus using primary color signals

1989-03-28

1991-02-12

Groody, James J.

Facsimile and static presentation processing

Static presentation processing

Attribute control

358227, 354402, H04N 5232

Patent

active

049928597

ABSTRACT:
An automatic focus control apparatus that makes effective use of the chromatic aberration of a lens to detect focus position information on the basis of amplitude values of color signals, whereby the apparatus can be simplified in arrangement and which can prevent the image quality from being deteriorated.

REFERENCES:
patent: 4244653 (1981-01-01), Asai et al.
patent: 4550995 (1985-11-01), Toyama
patent: 4591919 (1986-05-01), Kaneda et al.
patent: 4771307 (1988-09-01), Kuno et al.
patent: 4782396 (1988-11-01), Park
patent: 4841370 (1989-06-01), Murashima et al.
patent: 4903135 (1990-02-01), Ohtake et al.
patent: 4945377 (1990-07-01), Miida et al.

Affiliated with

Also associated with

Rating

Automatic focus control apparatus using primary color signals does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Automatic focus control apparatus using primary color signals, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Automatic focus control apparatus using primary color signals will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-24394