Video camera apparatus and video endoscope apparatus with means

Details Video camera apparatus and video endoscope apparatus with means Video camera apparatus and video endoscope apparatus with means

1988-04-08

1989-08-22

Groody, James J.

Facsimile and static presentation processing

Static presentation processing

Attribute control

358149, H04N 718, A61B 106

Patent

active

048600954

ABSTRACT:
A video endoscope apparatus including an insertion section insertable into a cavity of a patient body under inspection a solid state image sensor arranged at a distal end of the insertion section for converting an optical image of the cavity into an electric signal a video processor unit including a driving circuit for generating a driving signal including vertical and horizontal driving pulses and a reset pulse for the solid state image sensor, and a video processing circuit for processing the electric signal supplied from the solid state image sensor to derive an image signal to be displayed on a monitor is provided with circuitry for compensating for image signal distortion caused by aberrations in the driving and reset pulses received at the insertion section due to differing signal cable lengths between the insertion section and the video processing unit.

REFERENCES:
patent: 4667230 (1987-05-01), Arakawa et al.
patent: 4706118 (1987-11-01), Kato et al.

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