JPS6123984A - 超音波送受信装置 - Google Patents

超音波送受信装置

Info

Publication number
JPS6123984A
JPS6123984A JP14367984A JP14367984A JPS6123984A JP S6123984 A JPS6123984 A JP S6123984A JP 14367984 A JP14367984 A JP 14367984A JP 14367984 A JP14367984 A JP 14367984A JP S6123984 A JPS6123984 A JP S6123984A
Authority
JP
Japan
Prior art keywords
impedance
control means
signal
piezoelectric ceramic
piezoelectric sensor
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
JP14367984A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0432994B2 (en]
Inventor
Wataru Hasegawa
渉 長谷川
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.)
West Electric Co Ltd
Original Assignee
West 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 West Electric Co Ltd filed Critical West Electric Co Ltd
Priority to JP14367984A priority Critical patent/JPS6123984A/ja
Publication of JPS6123984A publication Critical patent/JPS6123984A/ja
Publication of JPH0432994B2 publication Critical patent/JPH0432994B2/ja
Granted 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)
JP14367984A 1984-07-11 1984-07-11 超音波送受信装置 Granted JPS6123984A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14367984A JPS6123984A (ja) 1984-07-11 1984-07-11 超音波送受信装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14367984A JPS6123984A (ja) 1984-07-11 1984-07-11 超音波送受信装置

Publications (2)

Publication Number Publication Date
JPS6123984A true JPS6123984A (ja) 1986-02-01
JPH0432994B2 JPH0432994B2 (en]) 1992-06-01

Family

ID=15344418

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14367984A Granted JPS6123984A (ja) 1984-07-11 1984-07-11 超音波送受信装置

Country Status (1)

Country Link
JP (1) JPS6123984A (en])

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03131206A (ja) * 1989-10-18 1991-06-04 Yoshiro Nakamatsu 折板傘
JP2007108188A (ja) * 2005-01-12 2007-04-26 Matsushita Electric Works Ltd 動線計測システム
JP2007127663A (ja) * 2005-01-12 2007-05-24 Matsushita Electric Works Ltd 動線計測システム
WO2017159257A1 (ja) * 2016-03-18 2017-09-21 株式会社デンソー 物体検知装置

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03131206A (ja) * 1989-10-18 1991-06-04 Yoshiro Nakamatsu 折板傘
JP2007108188A (ja) * 2005-01-12 2007-04-26 Matsushita Electric Works Ltd 動線計測システム
JP2007127663A (ja) * 2005-01-12 2007-05-24 Matsushita Electric Works Ltd 動線計測システム
WO2017159257A1 (ja) * 2016-03-18 2017-09-21 株式会社デンソー 物体検知装置
JP2017172989A (ja) * 2016-03-18 2017-09-28 株式会社Ｓｏｋｅｎ 物体検知装置
CN108885252A (zh) * 2016-03-18 2018-11-23 株式会社电装 物体检测装置
US10598774B2 (en) 2016-03-18 2020-03-24 Denso Corporation Object detection apparatus
DE112017001408B4 (de) 2016-03-18 2022-02-10 Denso Corporation Objekterfassungsgerät
CN108885252B (zh) * 2016-03-18 2022-06-07 株式会社电装 物体检测装置
DE112017001408B8 (de) 2016-03-18 2022-07-21 Denso Corporation Objekterfassungsgerät

Also Published As

Publication number Publication date
JPH0432994B2 (en]) 1992-06-01

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