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    • 6. 发明授权
    • Optical pointing device, control method thereof and computer program product recording the same
    • 光学指向装置,其控制方法和计算机程序产品记录相同
    • US06781572B2
    • 2004-08-24
    • US09948489
    • 2001-09-06
    • Takashi Funakoshi
    • Takashi Funakoshi
    • G09G508
    • G06F3/0317G06F1/1616G06F1/169G06F3/03548
    • To provide an optical pointing device capable of being provided as a device of short stature, being used integrally with an apparatus having a limited stature and a limited space, reducing cost and improving reliability. A pointing board has an X axis line pattern and a Y axis line pattern which are orthogonal to each other. When the pointing device is moved on a support base provided on a control circuit board, lights from an X and Y axis light emitting devices crosses the X and Y axis line patterns and are reflected. The reflected light is detected as an optical pulses by an X and Y axis photo-detectors. Coordinate information according to a movement direction and a movement quantity is converted into an electrical signal, and a cursor is moved on a display screen of the computer.
    • 为了提供能够被提供为具有矮小身材的装置的光学指向装置,与具有有限空间的有限的装置整体地使用,降低成本并提高可靠性。 指示板具有彼此正交的X轴线图案和Y轴线图案。 当指示装置在设置在控制电路板上的支撑基座上移动时,来自X和Y轴发光装置的光线穿过X和Y轴线图案并被反射。 通过X和Y轴光电检测器将反射光检测为光脉冲。 根据移动方向和移动量的坐标信息被转换为电信号,并且光标在计算机的显示屏幕上移动。