Title:
FIBER GRATING TEMPERATURE SENSOR AND TEMPERATURE MEASUREMENT SYSTEM
Document Type and Number:
Japanese Patent JP2003344183
Kind Code:
A
Abstract:
To eliminate an influence of external force and stably measure a temperature.
A detection element of a fiber grating temperature sensor has an optical fiber 1, a fiber grating 2 partially formed in the optical fiber 1, and a fixing member 4 for avoiding contact with the fiber grating 2 and holding the optical fiber 1 at both ends of the fiber grating 2.
Inventors:
SUGAI EIICHI
YAMAGA KAZUNORI
FUJITA SEIICHI
YAMAGA KAZUNORI
FUJITA SEIICHI
Application Number:
JP2002151897A
Publication Date:
December 03, 2003
Filing Date:
May 27, 2002
Export Citation:
Assignee:
NTT ADVANCED TECH KK
TOKYO SOKKI KENKYUSHO CO LTD
TOA SOKKI KK
TOKYO SOKKI KENKYUSHO CO LTD
TOA SOKKI KK
International Classes:
G01K11/12; G02B6/00; (IPC1-7): G01K11/12; G02B6/00
Attorney, Agent or Firm:
Masaki Yamakawa