Patent ID: 8247772
Filing Date: 2012-08-21
Classification: G01J,G01S,H01L

Abstract:
1. An infrared positioning apparatus comprising: a plurality of first infrared diodes configured to detect at least one infrared signal, wherein the plurality of first infrared diodes is arranged on a plane; a plurality of amplifying units configured to amplify the at least one infrared signal for obtaining at least one amplified signal; a plurality of converting units configured to convert the at least one amplified signal for obtaining at least one strength value; at least one second infrared diode configured to detect the at least one infrared signal, wherein an arranged direction of the second infrared diode is perpendicular to arranged directions of the plurality of first infrared diodes; and a positioning unit configured to obtain an emitting direction of the at least one infrared signal in accordance with the at least one strength value.