JPS52108158A - Direction finder using sound wave - Google Patents

Direction finder using sound wave

Info

Publication number
JPS52108158A
JPS52108158A JP2544176A JP2544176A JPS52108158A JP S52108158 A JPS52108158 A JP S52108158A JP 2544176 A JP2544176 A JP 2544176A JP 2544176 A JP2544176 A JP 2544176A JP S52108158 A JPS52108158 A JP S52108158A
Authority
JP
Japan
Prior art keywords
sound wave
direction finder
finder
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.)
Pending
Application number
JP2544176A
Other languages
Japanese (ja)
Inventor
Mitsuhiro Ueda
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 KOUGIYOU DAIGAKUCHIYOU
Original Assignee
TOKYO KOUGIYOU DAIGAKUCHIYOU
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 KOUGIYOU DAIGAKUCHIYOU filed Critical TOKYO KOUGIYOU DAIGAKUCHIYOU
Priority to JP2544176A priority Critical patent/JPS52108158A/en
Publication of JPS52108158A publication Critical patent/JPS52108158A/en
Pending legal-status Critical Current

Links

Landscapes

  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP2544176A 1976-03-08 1976-03-08 Direction finder using sound wave Pending JPS52108158A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2544176A JPS52108158A (en) 1976-03-08 1976-03-08 Direction finder using sound wave

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2544176A JPS52108158A (en) 1976-03-08 1976-03-08 Direction finder using sound wave

Publications (1)

Publication Number Publication Date
JPS52108158A true JPS52108158A (en) 1977-09-10

Family

ID=12166078

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2544176A Pending JPS52108158A (en) 1976-03-08 1976-03-08 Direction finder using sound wave

Country Status (1)

Country Link
JP (1) JPS52108158A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07229962A (en) * 1994-02-18 1995-08-29 Osaka Kiden Kk Ultrasonic blind guidance apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3445806A (en) * 1968-01-03 1969-05-20 Marine Acoustical Services Inc Apparatus for providing a diver with directional perception
JPS4916771U (en) * 1972-05-17 1974-02-13

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3445806A (en) * 1968-01-03 1969-05-20 Marine Acoustical Services Inc Apparatus for providing a diver with directional perception
JPS4916771U (en) * 1972-05-17 1974-02-13

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07229962A (en) * 1994-02-18 1995-08-29 Osaka Kiden Kk Ultrasonic blind guidance apparatus

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