Image pickup apparatus

Details Image pickup apparatus Image pickup apparatus

1996-08-16

2000-11-21

Garber, Wendy

Television

Camera, system and detail

Combined image signal generator and general image signal...

348358, H04N 5232

Patent

active

06151070&

ABSTRACT:
An image pickup apparatus includes a zoom lens, an electronic-zoom part for varying a magnification by subjecting a video to the processing of electronically varying an angle of view, a detecting circuit for detecting a spatial frequency of the video signal, and a control circuit for controlling a magnification of the electronic-zoom part on the basis of information indicative of the spatial frequency detected by the detecting circuit.

REFERENCES:
patent: 4843475 (1989-06-01), Imai
patent: 5428391 (1995-06-01), Murata et al.
patent: 5557328 (1996-09-01), Ishihama et al.
patent: 5565919 (1996-10-01), Wakabayashi et al.
patent: 5579045 (1996-11-01), Sekine et al.
patent: 5701157 (1997-12-01), Kato et al.
patent: 5867217 (1999-02-01), Okino et al.

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