US 7,088,338 B2
OPTICAL MOUSE AND METHOD FOR PREVENTING AN ERRONEOUS OPERATION THEREOFGeneral
US 7,088,338 B2
OPTICAL MOUSE AND METHOD FOR PREVENTING AN ERRONEOUS OPERATION THEREOF
Tech Center:
2600 Communications
Examiner:
Dennis-Doon Chow
Art Unit:
2629 Selective Visual Display Systems
Agent:
Inventors:
Jung Hong Ahn
Assignee:
Priority:
07/28/03
Filed:
07/28/03
Granted:
08/08/06
Expiration:
09/04/24
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.
Cooperative Patent Classification (CPC)
G06G06F3/03543G06F