Patent ID: 8531588
Filing Date: 2013-09-10
Classification: G06K,H04N

Abstract:
1. A method for adjusting an exposure condition of an optical sensor module, the optical sensor module applicable to a pointing device, comprising: (A) receiving reflected light reflected by a working surface; (B) generating an image signal by exposing the optical sensor module to the reflected light, wherein the image signal comprises a plurality of luminance signals and an image quality signal, wherein Step (B) comprises: (C) setting an exposure condition of the optical sensor module according to part of the luminance signals, wherein Step (C) comprises: (D) repeating Step (B) and Step (C) under different exposure conditions so that the optical sensor module generates a plurality of image quality signals, wherein Step (D) comprises: (E) setting an optimal exposure condition corresponding to the working surface according to the image quality signals under different exposure conditions.