Optical mouse and method for preventing an erroneous...

Details Optical mouse and method for preventing an erroneous... Optical mouse and method for preventing an erroneous...

2006-08-08

2006-08-08

Chow, Dennis-Doon (Department: 2677)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Cursor mark position control device

C250S221000

Reexamination Certificate

active

07088338

ABSTRACT:
Disclosed is an optical mouse comprising an image sensor, consisted of a plurality of pixels, for outputting signals accumulated in a given time as a pixel unit, an A/D converter, an image data calculating a moving value of the optical mouse, a system controller for controlling a data flow with an external system, an average value calculator calculating an average value, and a pick-up state discriminator for generating a pick-up state signal. In addition, the optical mouse further comprises a fluorescent lamp state discriminator for discriminating whether the optical mouse is in a fluorescent lamp state and generating a fluorescent lamp state signal.

REFERENCES:
patent: 5994710 (1999-11-01), Knee et al.
patent: 6741335 (2004-05-01), Kinrot et al.

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