JPS6336198B2 - - Google Patents

Info

Publication number
JPS6336198B2
JPS6336198B2 JP5891282A JP5891282A JPS6336198B2 JP S6336198 B2 JPS6336198 B2 JP S6336198B2 JP 5891282 A JP5891282 A JP 5891282A JP 5891282 A JP5891282 A JP 5891282A JP S6336198 B2 JPS6336198 B2 JP S6336198B2
Authority
JP
Japan
Prior art keywords
oscillation
time
signal
ultrasonic waves
period
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
Application number
JP5891282A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58175395A (ja
Inventor
Toshiichi Hayashi
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.)
Panasonic Ecology Systems Co Ltd
Original Assignee
Matsushita Seiko 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 Matsushita Seiko Co Ltd filed Critical Matsushita Seiko Co Ltd
Priority to JP5891282A priority Critical patent/JPS58175395A/ja
Publication of JPS58175395A publication Critical patent/JPS58175395A/ja
Publication of JPS6336198B2 publication Critical patent/JPS6336198B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
    • G08C23/02—Non-electrical signal transmission systems, e.g. optical systems using infrasonic, sonic or ultrasonic waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Selective Calling Equipment (AREA)
JP5891282A 1982-04-07 1982-04-07 超音波による制御方法 Granted JPS58175395A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5891282A JPS58175395A (ja) 1982-04-07 1982-04-07 超音波による制御方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5891282A JPS58175395A (ja) 1982-04-07 1982-04-07 超音波による制御方法

Publications (2)

Publication Number Publication Date
JPS58175395A JPS58175395A (ja) 1983-10-14
JPS6336198B2 true JPS6336198B2 (OSRAM) 1988-07-19

Family

ID=13098022

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5891282A Granted JPS58175395A (ja) 1982-04-07 1982-04-07 超音波による制御方法

Country Status (1)

Country Link
JP (1) JPS58175395A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6291876A (ja) * 1985-10-18 1987-04-27 Fuji Electric Co Ltd 超音波センサの相互干渉防止装置

Also Published As

Publication number Publication date
JPS58175395A (ja) 1983-10-14

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