Title :
Improvement of the Measurement Accuracy of HCN Gas Sensor by Using Digital Signal Processing Technique
Author :
Ni, N. ; Chan, C.C.
Author_Institution :
Nanyang Technological University nina@pmail.ntu.edu.sg
Abstract :
Finite impulse response (FIR) digital filter is used to improve the measurement accuracy of HCN gas sensor. Simulations and experiments results show that the minimum detectable gas concentration of about 0.1ppm is achieved.
Keywords :
Absorption; Digital filters; Digital signal processing; Finite impulse response filter; Gas detectors; Gas lasers; Laser noise; Optical noise; White noise; Working environment noise;
Conference_Titel :
Lasers and Electro-Optics, 2005. CLEO/Pacific Rim 2005. Pacific Rim Conference on
Print_ISBN :
0-7803-9242-6
DOI :
10.1109/CLEOPR.2005.1569690
