Title :
Lock-in-like light detection method for a gain-modulated photomultiplier-tube
Author :
Iwata, Tetsuo ; Inoue, Takafumi
Author_Institution :
Dept. of Mech. Eng., Tokushima Univ., Japan
Abstract :
In order to measure intensity and phase of a weak signal light varied in an intensive background light, we propose a novel lock-in-like light detection method using a photomultiplier-tube (PMT) whose gain is modulated sinusoidally.
Keywords :
intensity measurement; optical signal detection; optical variables measurement; phase measurement; photomultipliers; gain-modulation; intensity measurement; lock-in-like light detection; phase measurement; photomultiplier tube; Amplitude modulation; Frequency; Gain measurement; Mechanical engineering; Mechanical variables measurement; Optical modulation; Oscilloscopes; Photodetectors; Photomultipliers; Voltage;
Conference_Titel :
Lasers and Electro-Optics, 2003. CLEO/Pacific Rim 2003. The 5th Pacific Rim Conference on
Print_ISBN :
0-7803-7766-4
DOI :
10.1109/CLEOPR.2003.1274680
