| 摘要 |
PURPOSE: An optical joystick module and a portable terminal having the same are provided to select an icon while conveniently moving a cursor. CONSTITUTION: A housing(40) is fixed to a PCB(Printed Circuit Board)(30). A subject is touched with the housing. A light source(50) is received inside of the housing and lights the housing. An imaging member(60) is accepted inside of the housing. A light receiving sensor(70) is installed in the PCB and receives the light picked up through the imaging member. A reflection pad is coupled with the housing and has a reflection pattern. A lighting member is installed in the PCB and lights the reflection member. |
