Signal processing apparatus having a specific limb darkening...

Details Signal processing apparatus having a specific limb darkening... Signal processing apparatus having a specific limb darkening...

2005-09-13

2005-09-13

Porta, David (Department: 2878)

Radiant energy

Photocells; circuits and apparatus

Photocell controlled circuit

C250S201500

Reexamination Certificate

active

06943335

ABSTRACT:
A signal processing apparatus includes a lens, an image sensing device placed on an imaging plane of the lens, and a limb darkening correction section which corrects limb darkening only in the horizontal direction of the image sensing device with respect to a video signal of an object sensed by the image sensing device.

REFERENCES:
patent: 4723174 (1988-02-01), Nishikawa et al.
patent: 11-164194 (1999-06-01), None

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