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A multichannel monitoring system based upon vibration signal processing for mine-shaft installation

โœ Scribed by A Lipowczan; T Rabsztyn


Publisher
Elsevier Science
Year
1991
Tongue
English
Weight
238 KB
Volume
9
Category
Article
ISSN
0263-2241

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## Abstract This study developed and evaluated a photopolarimeter based on a polarization interferometer with four photo detectors. By using the proposed multichannel signal process system, the time varying polarization states of an incident light beam, modulated by an electrically driving liquid c