OPTICAL WAVELENGTH DETECTION TYPE PHYSICAL QUANTITY MEASURING SENSOR USING RING RESONATOR AND BRAGG GRATING

• Main Author: SANO YASUKAZU
• Format: Patent
• Language: English
• Published: 08.05.2008
• Subjects: MEASURING; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS; MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS; MEASURING QUANTITY OF HEAT; MEASURING TEMPERATURE; PHYSICS; TESTING; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR

PROBLEM TO BE SOLVED: To increase the number of sensors which can be connected in a wavelength bandwidth which is no more than the wavelength bandwidth used by a conventional distribution measuring system and improve responsivity as a sensor in a fiber-optic distribution measuring system. SOLUTION:...