JPS51123659A - An ultrasonic wave emitter - Google Patents

An ultrasonic wave emitter

Info

Publication number
JPS51123659A
JPS51123659A JP4815275A JP4815275A JPS51123659A JP S51123659 A JPS51123659 A JP S51123659A JP 4815275 A JP4815275 A JP 4815275A JP 4815275 A JP4815275 A JP 4815275A JP S51123659 A JPS51123659 A JP S51123659A
Authority
JP
Japan
Prior art keywords
ultrasonic wave
wave emitter
ashore
marine
apply
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.)
Pending
Application number
JP4815275A
Other languages
Japanese (ja)
Inventor
Hitoshi Suzuki
Hideki Sakurai
Kozo Tamura
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.)
Tokyo Keiki Inc
Original Assignee
Tokyo Keiki 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 Tokyo Keiki Co Ltd filed Critical Tokyo Keiki Co Ltd
Priority to JP4815275A priority Critical patent/JPS51123659A/en
Publication of JPS51123659A publication Critical patent/JPS51123659A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

PURPOSE:An ultrasonic wave emitting circuit which is improved its efficiency with relatively simple construction, and which is designed to apply for the marine ashore approaching speed meter.
JP4815275A 1975-04-22 1975-04-22 An ultrasonic wave emitter Pending JPS51123659A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4815275A JPS51123659A (en) 1975-04-22 1975-04-22 An ultrasonic wave emitter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4815275A JPS51123659A (en) 1975-04-22 1975-04-22 An ultrasonic wave emitter

Publications (1)

Publication Number Publication Date
JPS51123659A true JPS51123659A (en) 1976-10-28

Family

ID=12795380

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4815275A Pending JPS51123659A (en) 1975-04-22 1975-04-22 An ultrasonic wave emitter

Country Status (1)

Country Link
JP (1) JPS51123659A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5924276A (en) * 1982-07-30 1984-02-07 Yokogawa Hokushin Electric Corp System for driving phased array vibrator
JPS61184474A (en) * 1985-02-10 1986-08-18 Tokyo Keiki Co Ltd Ultrasonic transmission circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930526U (en) * 1972-06-19 1974-03-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930526U (en) * 1972-06-19 1974-03-16

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5924276A (en) * 1982-07-30 1984-02-07 Yokogawa Hokushin Electric Corp System for driving phased array vibrator
JPS61184474A (en) * 1985-02-10 1986-08-18 Tokyo Keiki Co Ltd Ultrasonic transmission circuit

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