JPS6443782A - Transmitter and receiver for ultrasonic range finder - Google Patents

Transmitter and receiver for ultrasonic range finder

Info

Publication number
JPS6443782A
JPS6443782A JP20042487A JP20042487A JPS6443782A JP S6443782 A JPS6443782 A JP S6443782A JP 20042487 A JP20042487 A JP 20042487A JP 20042487 A JP20042487 A JP 20042487A JP S6443782 A JPS6443782 A JP S6443782A
Authority
JP
Japan
Prior art keywords
ultrasonic wave
charges
electrodes
piezoelectric film
measurement surface
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
JP20042487A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0553231B2 (enrdf_load_stackoverflow
Inventor
Ichizo Ito
Hiroshi Owada
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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Electric 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 Yokogawa Electric Corp filed Critical Yokogawa Electric Corp
Priority to JP20042487A priority Critical patent/JPS6443782A/ja
Priority to US07/171,963 priority patent/US4825116A/en
Priority to DE3815359A priority patent/DE3815359A1/de
Publication of JPS6443782A publication Critical patent/JPS6443782A/ja
Publication of JPH0553231B2 publication Critical patent/JPH0553231B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP20042487A 1987-05-07 1987-08-11 Transmitter and receiver for ultrasonic range finder Granted JPS6443782A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP20042487A JPS6443782A (en) 1987-08-11 1987-08-11 Transmitter and receiver for ultrasonic range finder
US07/171,963 US4825116A (en) 1987-05-07 1988-03-23 Transmitter-receiver of ultrasonic distance measuring device
DE3815359A DE3815359A1 (de) 1987-05-07 1988-05-05 Sender/empfaenger eines ultraschall-entfernungsmessgeraetes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20042487A JPS6443782A (en) 1987-08-11 1987-08-11 Transmitter and receiver for ultrasonic range finder

Publications (2)

Publication Number Publication Date
JPS6443782A true JPS6443782A (en) 1989-02-16
JPH0553231B2 JPH0553231B2 (enrdf_load_stackoverflow) 1993-08-09

Family

ID=16424074

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20042487A Granted JPS6443782A (en) 1987-05-07 1987-08-11 Transmitter and receiver for ultrasonic range finder

Country Status (1)

Country Link
JP (1) JPS6443782A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60264200A (ja) * 1984-06-13 1985-12-27 Shimada Phys & Chem Ind Co Ltd 超音波振動子

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60264200A (ja) * 1984-06-13 1985-12-27 Shimada Phys & Chem Ind Co Ltd 超音波振動子

Also Published As

Publication number Publication date
JPH0553231B2 (enrdf_load_stackoverflow) 1993-08-09

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