JPH0344269B2 - - Google Patents

Info

Publication number
JPH0344269B2
JPH0344269B2 JP58234121A JP23412183A JPH0344269B2 JP H0344269 B2 JPH0344269 B2 JP H0344269B2 JP 58234121 A JP58234121 A JP 58234121A JP 23412183 A JP23412183 A JP 23412183A JP H0344269 B2 JPH0344269 B2 JP H0344269B2
Authority
JP
Japan
Prior art keywords
lens
acoustic
plane
electroacoustic transducer
sound wave
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
JP58234121A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59120976A (ja
Inventor
Eiburahamu Kuritsutsu Jeikobu
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.)
Unisys Corp
Original Assignee
Unisys Corp
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 Unisys Corp filed Critical Unisys Corp
Publication of JPS59120976A publication Critical patent/JPS59120976A/ja
Publication of JPH0344269B2 publication Critical patent/JPH0344269B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/30—Sound-focusing or directing, e.g. scanning using refraction, e.g. acoustic lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
JP58234121A 1982-12-27 1983-12-12 ソナ−装置用の視準装置を備えた多ビ−ムレンズ変換装置 Granted JPS59120976A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US45330382A 1982-12-27 1982-12-27
US453303 1982-12-27

Publications (2)

Publication Number Publication Date
JPS59120976A JPS59120976A (ja) 1984-07-12
JPH0344269B2 true JPH0344269B2 (enrdf_load_stackoverflow) 1991-07-05

Family

ID=23800008

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58234121A Granted JPS59120976A (ja) 1982-12-27 1983-12-12 ソナ−装置用の視準装置を備えた多ビ−ムレンズ変換装置

Country Status (5)

Country Link
EP (1) EP0112688B1 (enrdf_load_stackoverflow)
JP (1) JPS59120976A (enrdf_load_stackoverflow)
DE (1) DE3379557D1 (enrdf_load_stackoverflow)
ES (1) ES8500543A1 (enrdf_load_stackoverflow)
NO (1) NO161710C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5516180B2 (ja) * 2010-07-23 2014-06-11 日本電気株式会社 発振装置及び電子機器
CN114265048B (zh) * 2021-11-19 2024-12-17 中国船舶重工集团公司第七一九研究所 一种旋转对称型五模材料低频声波发射装置及试验方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1564922A (enrdf_load_stackoverflow) * 1968-03-14 1969-04-25
US4001766A (en) * 1975-02-26 1977-01-04 Westinghouse Electric Corporation Acoustic lens system
US4450542A (en) * 1982-03-05 1984-05-22 Sperry Corporation Multiple beam lens transducer for sonar systems

Also Published As

Publication number Publication date
ES528408A0 (es) 1984-10-01
EP0112688B1 (en) 1989-04-05
EP0112688A2 (en) 1984-07-04
ES8500543A1 (es) 1984-10-01
JPS59120976A (ja) 1984-07-12
EP0112688A3 (en) 1985-04-03
NO161710B (no) 1989-06-05
NO161710C (no) 1989-09-13
NO834829L (no) 1984-06-28
DE3379557D1 (en) 1989-05-11

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