ITRM940617A0 - Sensore ultrasonico - Google Patents

Sensore ultrasonico

Info

Publication number
ITRM940617A0
ITRM940617A0 ITRM940617A ITRM940617A ITRM940617A0 IT RM940617 A0 ITRM940617 A0 IT RM940617A0 IT RM940617 A ITRM940617 A IT RM940617A IT RM940617 A ITRM940617 A IT RM940617A IT RM940617 A0 ITRM940617 A0 IT RM940617A0
Authority
IT
Italy
Prior art keywords
ultrasonic sensor
ultrasonic
sensor
Prior art date
Application number
ITRM940617A
Other languages
English (en)
Inventor
Masaharu Kota
Kazuya Nakatera
Original Assignee
Murata Manufacturing Co
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 Murata Manufacturing Co filed Critical Murata Manufacturing Co
Publication of ITRM940617A0 publication Critical patent/ITRM940617A0/it
Publication of ITRM940617A1 publication Critical patent/ITRM940617A1/it
Application granted granted Critical
Publication of IT1274935B publication Critical patent/IT1274935B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
    • G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
ITRM940617A 1993-09-28 1994-09-27 Sensore ultrasonico IT1274935B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24174993A JP3158809B2 (ja) 1993-09-28 1993-09-28 超音波センサ

Publications (3)

Publication Number Publication Date
ITRM940617A0 true ITRM940617A0 (it) 1994-09-27
ITRM940617A1 ITRM940617A1 (it) 1996-03-27
IT1274935B IT1274935B (it) 1997-07-29

Family

ID=17078971

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM940617A IT1274935B (it) 1993-09-28 1994-09-27 Sensore ultrasonico

Country Status (4)

Country Link
US (1) US5495766A (it)
JP (1) JP3158809B2 (it)
DE (1) DE4434692C2 (it)
IT (1) IT1274935B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3721798B2 (ja) * 1998-01-13 2005-11-30 株式会社村田製作所 超音波センサ
US6617560B2 (en) * 2001-05-30 2003-09-09 Watt Stopper, Inc. Lighting control circuit including LED for detecting exposure to radiation
US6614013B2 (en) * 2001-05-30 2003-09-02 Watt Stopper, Inc. Illumination management system
US7164110B2 (en) * 2001-10-26 2007-01-16 Watt Stopper, Inc. Diode-based light sensors and methods
DE10156588A1 (de) * 2001-11-20 2003-05-28 Ksb Ag Schwingungsmeßgerät
US6885300B1 (en) * 2002-06-05 2005-04-26 The Watt Stopper, Inc. Broad field motion detector
KR100513245B1 (ko) * 2002-07-04 2005-09-07 마쯔시다덴기산교 가부시키가이샤 광학 소자, 광 헤드, 구면수차 보정 방법 및 광 기록 재생장치
JP3769701B2 (ja) * 2002-07-05 2006-04-26 日本電信電話株式会社 超音波センサ
US7436132B1 (en) * 2002-09-25 2008-10-14 The Watt Stopper Inc. Multi-way sensor switch
US7122976B1 (en) * 2002-09-25 2006-10-17 The Watt Stopper Light management system device and method
US6888323B1 (en) 2002-09-25 2005-05-03 The Watt Stopper, Inc. Light management system device and method
JP2005147749A (ja) * 2003-11-12 2005-06-09 Toshiba Corp スキャン回路を備える半導体集積回路、スキャン回路システムおよびスキャンテストシステム
US7190126B1 (en) 2004-08-24 2007-03-13 Watt Stopper, Inc. Daylight control system device and method
DE102006011155A1 (de) * 2006-03-10 2007-09-13 Robert Bosch Gmbh Ultraschallsensor
DE102008040905A1 (de) * 2008-07-31 2010-02-04 Robert Bosch Gmbh Ultraschallsensor
RU2450249C1 (ru) * 2010-12-22 2012-05-10 Закрытое акционерное общество "Ультразвуковая техника - ИНЛАБ" Способ контроля наличия акустических колебаний
AT509922B1 (de) 2011-06-24 2013-10-15 Avl List Gmbh Kapazitiver ultraschallwandler
CN108435521A (zh) * 2018-03-12 2018-08-24 肇庆奥迪威传感科技有限公司 一种超声波传感器
CN110553720B (zh) * 2019-09-19 2021-04-23 嘉兴学院 一种开放式超声波传感器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2121938A5 (it) * 1971-01-12 1972-08-25 Outillage Air Comprime
DK139085B (da) * 1977-04-19 1978-12-11 Brueel & Kjaer As Accelerometer.
US4228379A (en) * 1978-08-28 1980-10-14 American District Telegraph Company Diaphragm type piezoelectric electroacoustic transducer
DE3204829A1 (de) * 1982-02-11 1983-08-18 Philips Patentverwaltung Gmbh, 2000 Hamburg Anordnung zur untersuchung mit ultraschall
US4869257A (en) * 1985-06-03 1989-09-26 Picker International, Inc. Ultrasonic mechanical sector scanning transducer probe assembly
DE3761731D1 (de) * 1986-11-04 1990-03-29 Siemens Ag Ultraschall-sensor.
US5179862A (en) * 1990-06-29 1993-01-19 Panametrics, Inc. Snap-on flow measurement system
US5185728A (en) * 1990-10-31 1993-02-09 Cyber Scientific Omnidirectional ultrasonic transducer
DE4114180C2 (de) * 1991-05-01 2003-04-03 Microsonic Ges Fuer Mikroelekt Ultraschallwandler

Also Published As

Publication number Publication date
DE4434692C2 (de) 2002-07-04
US5495766A (en) 1996-03-05
IT1274935B (it) 1997-07-29
ITRM940617A1 (it) 1996-03-27
JPH0798245A (ja) 1995-04-11
DE4434692A1 (de) 1995-03-30
JP3158809B2 (ja) 2001-04-23

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Legal Events

Date Code Title Description
0001 Granted