JPH0535639B2 - - Google Patents

Info

Publication number
JPH0535639B2
JPH0535639B2 JP24401984A JP24401984A JPH0535639B2 JP H0535639 B2 JPH0535639 B2 JP H0535639B2 JP 24401984 A JP24401984 A JP 24401984A JP 24401984 A JP24401984 A JP 24401984A JP H0535639 B2 JPH0535639 B2 JP H0535639B2
Authority
JP
Japan
Prior art keywords
optical fiber
hydrophone
sound pressure
cylinder
plates
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP24401984A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61120981A (ja
Inventor
Toshihiko Kitano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP24401984A priority Critical patent/JPS61120981A/ja
Publication of JPS61120981A publication Critical patent/JPS61120981A/ja
Publication of JPH0535639B2 publication Critical patent/JPH0535639B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP24401984A 1984-11-19 1984-11-19 光フアイバ・ハイドロホン Granted JPS61120981A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24401984A JPS61120981A (ja) 1984-11-19 1984-11-19 光フアイバ・ハイドロホン

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24401984A JPS61120981A (ja) 1984-11-19 1984-11-19 光フアイバ・ハイドロホン

Publications (2)

Publication Number Publication Date
JPS61120981A JPS61120981A (ja) 1986-06-09
JPH0535639B2 true JPH0535639B2 (ru) 1993-05-27

Family

ID=17112497

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24401984A Granted JPS61120981A (ja) 1984-11-19 1984-11-19 光フアイバ・ハイドロホン

Country Status (1)

Country Link
JP (1) JPS61120981A (ru)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5304492B2 (ja) * 2009-07-03 2013-10-02 日本電気株式会社 音響トランスデューサ
CN101881633B (zh) * 2010-04-06 2012-11-28 西安金和光学科技有限公司 基于光纤弯曲损耗的弹簧型高精度光纤传感器
CN105277130B (zh) * 2015-10-26 2017-10-10 南京航空航天大学 折叠展开结构褶皱区域轴向变形光纤快速计算方法

Also Published As

Publication number Publication date
JPS61120981A (ja) 1986-06-09

Similar Documents

Publication Publication Date Title
US5633748A (en) Fiber optic Bragg grating demodulator and sensor incorporating same
EP0102677B1 (en) Optical transducer means
US4381137A (en) Optical fiber mode separation systems
JPH0236195B2 (ru)
US3903990A (en) Acoustic lens
US5359445A (en) Fiber optic sensor
JPS62110103A (ja) 光フアイバ−変換器
JPS60501330A (ja) 高効率低コスト変換器装置
US4833360A (en) Sonar system using acoustically transparent continuous aperture transducers for multiple beam beamformation
JPH0311644B2 (ru)
US5574699A (en) Fiber optic lever towed array
EP1139072A1 (en) Small optical microphone/sensor
JPH0535639B2 (ru)
US20040021873A1 (en) Sensor for optically sensing air borne acoustic waves
CN111787439B (zh) 基于逆反射的高容错光纤麦克风
US4551826A (en) Multiple beam lens transducer with collimator for sonar systems
JP3367841B2 (ja) 超音波センサ
GB1584048A (en) Optical transducers
KR880003971Y1 (ko) 광섬유 수중음향 탐지기
RU2047944C1 (ru) Оптический микрофон
CN220136493U (zh) 探头结构及水下声信号探测装置
SU813302A1 (ru) Анализатор спектра на ультразвуковыхпОВЕРХНОСТНыХ ВОлНАХ
EP0112688B1 (en) Multiple beam lens transducer with collimator for sonar systems
JPH04103211A (ja) 超音波固体遅延線
JPS61150599A (ja) 光フアイバハイドロホンの受音構造