JPS5372655A - Transmitting and receiving device of low frequency resonance type - Google Patents

Transmitting and receiving device of low frequency resonance type

Info

Publication number
JPS5372655A
JPS5372655A JP14886776A JP14886776A JPS5372655A JP S5372655 A JPS5372655 A JP S5372655A JP 14886776 A JP14886776 A JP 14886776A JP 14886776 A JP14886776 A JP 14886776A JP S5372655 A JPS5372655 A JP S5372655A
Authority
JP
Japan
Prior art keywords
low frequency
transmitting
receiving device
resonance type
frequency resonance
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.)
Granted
Application number
JP14886776A
Other languages
Japanese (ja)
Other versions
JPS6031312B2 (en
Inventor
Akira Kameyama
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
NEC Corp
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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP14886776A priority Critical patent/JPS6031312B2/en
Publication of JPS5372655A publication Critical patent/JPS5372655A/en
Publication of JPS6031312B2 publication Critical patent/JPS6031312B2/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)

Abstract

PURPOSE:To increase the acoustic load so as to improve the electro-acoustic converting efficiency by arranging oscillators of low frequency and light and small size at a preset spacing in a manner to have their radiative surfaces opposed.
JP14886776A 1976-12-10 1976-12-10 Low frequency resonant transducer Expired JPS6031312B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14886776A JPS6031312B2 (en) 1976-12-10 1976-12-10 Low frequency resonant transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14886776A JPS6031312B2 (en) 1976-12-10 1976-12-10 Low frequency resonant transducer

Publications (2)

Publication Number Publication Date
JPS5372655A true JPS5372655A (en) 1978-06-28
JPS6031312B2 JPS6031312B2 (en) 1985-07-22

Family

ID=15462497

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14886776A Expired JPS6031312B2 (en) 1976-12-10 1976-12-10 Low frequency resonant transducer

Country Status (1)

Country Link
JP (1) JPS6031312B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007329868A (en) * 2006-06-09 2007-12-20 Nec Corp Underwater transmitter and underwater transmission method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007329868A (en) * 2006-06-09 2007-12-20 Nec Corp Underwater transmitter and underwater transmission method

Also Published As

Publication number Publication date
JPS6031312B2 (en) 1985-07-22

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