Vibration correcting apparatus controlling the gain of the contr

Details Vibration correcting apparatus controlling the gain of the contr Vibration correcting apparatus controlling the gain of the contr

1995-11-16

1998-09-08

Garber, Wendy

Television

Camera, system and detail

Camera image stabilization

396 52, H04N 5232

Patent

active

058052127

ABSTRACT:
A vibration correcting device comprising a movement sensor for detecting vibration, a vibration correcting system for correcting the vibration, a control circuit for controlling the vibration correcting system according to the output of the movement sensor, and a characteristics control circuit for varying the frequency characteristics of the control circuit according to the function state of the vibration correcting system, wherein the control is conducted in such a manner that, when the vibration correcting system reaches a predetermined state, the gain of the control circuit within a predetermined frequency range is lowered to a predetermined level but the gain in a range lower than the above-mentioned frequency range is substantially not lowered.

REFERENCES:
patent: 4780739 (1988-10-01), Kawakami et al.
patent: 5170255 (1992-12-01), Yamada et al.
patent: 5534967 (1996-07-01), Matsuzawa
patent: 5619030 (1997-04-01), Shiomi

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