JP2020071050A - 超音波センサ及び超音波減衰装置 - Google Patents

超音波センサ及び超音波減衰装置 Download PDF

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Publication number
JP2020071050A
JP2020071050A JP2018202966A JP2018202966A JP2020071050A JP 2020071050 A JP2020071050 A JP 2020071050A JP 2018202966 A JP2018202966 A JP 2018202966A JP 2018202966 A JP2018202966 A JP 2018202966A JP 2020071050 A JP2020071050 A JP 2020071050A
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Japan
Prior art keywords
ultrasonic
ultrasonic wave
propagation direction
protrusions
transmitting
Prior art date
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Pending
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JP2018202966A
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English (en)
Japanese (ja)
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JP2020071050A5 (enrdf_load_stackoverflow
Inventor
俊樹 今村
Toshiki Imamura
俊樹 今村
賢二 池田
Kenji Ikeda
賢二 池田
崇之 福井
Takayuki Fukui
崇之 福井
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Secom Co Ltd
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Secom 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.)
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Publication date
Application filed by Secom Co Ltd filed Critical Secom Co Ltd
Priority to JP2018202966A priority Critical patent/JP2020071050A/ja
Publication of JP2020071050A publication Critical patent/JP2020071050A/ja
Publication of JP2020071050A5 publication Critical patent/JP2020071050A5/ja
Pending legal-status Critical Current

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  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP2018202966A 2018-10-29 2018-10-29 超音波センサ及び超音波減衰装置 Pending JP2020071050A (ja)

Priority Applications (1)

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JP2018202966A JP2020071050A (ja) 2018-10-29 2018-10-29 超音波センサ及び超音波減衰装置

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JP2018202966A JP2020071050A (ja) 2018-10-29 2018-10-29 超音波センサ及び超音波減衰装置

Publications (2)

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JP2020071050A true JP2020071050A (ja) 2020-05-07
JP2020071050A5 JP2020071050A5 (enrdf_load_stackoverflow) 2021-10-28

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ID=70547510

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JP2018202966A Pending JP2020071050A (ja) 2018-10-29 2018-10-29 超音波センサ及び超音波減衰装置

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JP (1) JP2020071050A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024101319A1 (ja) * 2022-11-11 2024-05-16 ローム株式会社 自律移動装置及び自律移動装置用のスピーカマイクの複合ユニット

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55144481U (enrdf_load_stackoverflow) * 1979-04-03 1980-10-16
JPS63181021A (ja) * 1987-01-23 1988-07-26 Canon Inc 座標入力装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55144481U (enrdf_load_stackoverflow) * 1979-04-03 1980-10-16
JPS63181021A (ja) * 1987-01-23 1988-07-26 Canon Inc 座標入力装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024101319A1 (ja) * 2022-11-11 2024-05-16 ローム株式会社 自律移動装置及び自律移動装置用のスピーカマイクの複合ユニット

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