| 摘要 |
The present invention relates to a pen-type optical mouse device and a method of controlling the same wherein indicating the position of the cursor or writing input can be performed by using reflected light. The object of the present invention is to provide a pen-type optical mouse device and a method of controlling the same wherein a user can conveniently grasp the mouse device with his/her hand, the writing input can be made through a natural writing action, and coordinate values of the mouse device can be corrected in accordance with the user's writing habit. According to the present invention, the pen-type optical mouse device can be slimmed down such that the user can easily hold it by installing an image sensor on a side of the interior of a main body of the mouse device. In addition, a writing command can be automatically recognized by means of a contact sensing means, and a long depth of focus can be ensured by means of a lens with a long focal length or a telecentric system. Thus, the mouse function and the writing function can be performed with a smooth and natural writing action. Furthermore, the accurate cursor movement and writing input can be achieved even if the user grasps the pen-type optical mouse device in any posture.
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