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    • 5. 发明申请
    • Optical pointing module and electronic apparatus
    • 光学指向模块和电子设备
    • US20110254763A1
    • 2011-10-20
    • US12929041
    • 2010-12-23
    • Sang Jin LeeKwang Cheol ChoSeung Hoon Han
    • Sang Jin LeeKwang Cheol ChoSeung Hoon Han
    • G06F3/033H01J40/14
    • G06F3/042
    • Disclosed are an optical pointing module and an electronic apparatus that are reduced in size in order to be used in a personal portable terminal. An optical pointing module according to an aspect of the invention may include: a laser light source mounted on a printed circuit board; an outer housing through which laser light, emitted from the laser light source, is transmitted; a light receiving unit located on the printed circuit board, receiving the laser light being reflected from the outer housing by an external stimulus, and transmitting an electrical signal to an integrated circuit; and an inner housing received in the outer housing and having a passage recess, through which the laser light passes, and a contact surface coming into contact with an inner surface of the outer housing, the contact surface having a height different from that of a surface of the inner housing having the passage recess therein.
    • 公开了一种缩小尺寸以便在个人便携式终端中使用的光学指向模块和电子设备。 根据本发明的一个方面的光学指向模块可以包括:安装在印刷电路板上的激光源; 外部壳体,从激光光源发射的激光穿过该外壳; 位于印刷电路板上的光接收单元,通过外部刺激接收从外壳反射的激光,并将电信号发送到集成电路; 以及内壳体,其容纳在所述外壳体中并具有通道凹部,所述激光通过所述通道凹槽,以及与所述外壳体的内表面接触的接触表面,所述接触表面具有与表面的高度不同的高度 的内部壳体中具有通道凹部。