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Uedaira; Yoshitsugu
Kyoto, JP
No. of patents:

Patent Number Title Of Patent Date Issued
7554480 Analog/digital converter, illuminance sensor, illumination device, and electronic device June 30, 2009
An analog/digital converter has a charge circuit that has a charge capacitor storing an electric charge commensurate with an input current, and first and second discharge circuits that discharge the electric charge stored in the charge capacitor. While the charge capacitor is charged
7509059 Optical receiver and data communication apparatus comprising same March 24, 2009
An optical receiver is capable of minimizing fluctuations in the pulse width of an electrical signal rendered by converting an optical signal of broad-range illumination. The optical receiver includes a light-receiving element that receives an optical signal and converts the optical sign

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