| 摘要 |
The present invention relates to a receiver for an infrared wireless communications system. The receiver comprises: a hot-spot monitoring photodetector array (6); a sensing photodetector array (7); an optical element (5) for splitting a received signal into two parts and focusing each part onto one of the photodector arrays (6, 7); means for monitoring the hot-spot monitoring photodetector array (6); and means for adjusting the response of the sensing photodetector array (7) in response to the detected signal of the hot-spot monitoring photodetector array (6). |
