GB2543409B - Acoustic sensor having a diaphragm and an electroacoustic transducer - Google Patents

Acoustic sensor having a diaphragm and an electroacoustic transducer Download PDF

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Publication number
GB2543409B
GB2543409B GB1615806.5A GB201615806A GB2543409B GB 2543409 B GB2543409 B GB 2543409B GB 201615806 A GB201615806 A GB 201615806A GB 2543409 B GB2543409 B GB 2543409B
Authority
GB
United Kingdom
Prior art keywords
diaphragm
acoustic sensor
electroacoustic transducer
electroacoustic
transducer
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.)
Active
Application number
GB1615806.5A
Other versions
GB201615806D0 (en
GB2543409A (en
Inventor
Karl Matthias
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB201615806D0 publication Critical patent/GB201615806D0/en
Publication of GB2543409A publication Critical patent/GB2543409A/en
Application granted granted Critical
Publication of GB2543409B publication Critical patent/GB2543409B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01S7/521—Constructional features
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
    • G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • G01S2015/937—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles sensor installation details
    • G01S2015/938—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles sensor installation details in the bumper area

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
GB1615806.5A 2015-09-17 2016-09-16 Acoustic sensor having a diaphragm and an electroacoustic transducer Active GB2543409B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102015217778.5A DE102015217778B4 (en) 2015-09-17 2015-09-17 Acoustic sensor with a membrane and an electroacoustic transducer

Publications (3)

Publication Number Publication Date
GB201615806D0 GB201615806D0 (en) 2016-11-02
GB2543409A GB2543409A (en) 2017-04-19
GB2543409B true GB2543409B (en) 2021-08-11

Family

ID=57288785

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1615806.5A Active GB2543409B (en) 2015-09-17 2016-09-16 Acoustic sensor having a diaphragm and an electroacoustic transducer

Country Status (3)

Country Link
DE (1) DE102015217778B4 (en)
FR (1) FR3041496B1 (en)
GB (1) GB2543409B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018106333A1 (en) * 2018-03-19 2019-09-19 HELLA GmbH & Co. KGaA Sensor device for detecting sound, in particular for detecting structure-borne noise on a vehicle

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3779336A (en) * 1972-06-27 1973-12-18 J Bertagni Diaphragm for sound transducers, method and apparatus for manufacturing it
GB1369928A (en) * 1971-06-08 1974-10-09 Bertagni J J Diaphragms for sound transducers
JPS58199000A (en) * 1982-05-17 1983-11-19 Matsushita Electric Ind Co Ltd Dynamic loud speaker
JPS58221597A (en) * 1982-06-17 1983-12-23 Matsushita Electric Ind Co Ltd Dynamic loud speaker
WO1997009842A2 (en) * 1995-09-02 1997-03-13 New Transducers Limited Acoustic device
WO1997009844A1 (en) * 1995-09-02 1997-03-13 New Transducers Ltd. Passenger vehicles incorporating loudspeakers comprising panel-form acoustic radiating elements
WO1998039947A1 (en) * 1997-03-04 1998-09-11 New Transducers Limited Acoustic device
WO2000002417A1 (en) * 1998-07-03 2000-01-13 New Transducers Limited Resonant panel-form loudspeaker
WO2000015000A1 (en) * 1998-09-02 2000-03-16 New Transducers Limited Panel form acoustic apparatus using bending waves modes
GB2351200A (en) * 1999-06-15 2000-12-20 Nec Corp Off-centre or multipoint driven panel loudspeaker
WO2001054450A2 (en) * 2000-01-24 2001-07-26 New Transducers Limited Transducer in particularly for use in acoustic devices
US20040125980A1 (en) * 2002-12-31 2004-07-01 Turnmire Patrick M. Electromagnetic transducer with asymmetric diaphragm
US20140238135A1 (en) * 2010-04-15 2014-08-28 Robert Bosch Gmbh Method for controlling an ultrasonic sensor and ultrasonic sensor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4120681A1 (en) 1990-08-04 1992-02-06 Bosch Gmbh Robert ULTRASONIC CONVERTER
KR19990044032A (en) * 1995-09-02 1999-06-25 에이지마. 헨리 Display screen with loudspeakers
DE19614885C1 (en) 1996-04-16 1997-09-04 Bosch Gmbh Robert Sensor for sending and / or receiving acoustic signals
DE19825866A1 (en) * 1998-06-10 1999-12-16 Nokia Deutschland Gmbh Record speakers
US7151837B2 (en) * 2000-01-27 2006-12-19 New Transducers Limited Loudspeaker
AU2002310642A1 (en) * 2001-06-21 2003-01-08 1... Limited Loudspeaker
DE10138892A1 (en) 2001-08-08 2003-02-20 Valeo Schalter & Sensoren Gmbh ultrasound transducer
WO2007054919A1 (en) * 2005-11-14 2007-05-18 Nxp B.V. Asymmetrical moving system for a piezoelectric speaker and asymmetrical speaker
JP2012209866A (en) * 2011-03-30 2012-10-25 Kyocera Corp Acoustic generator
CN103828393B (en) * 2012-09-21 2016-09-14 京瓷株式会社 Sound producer, flexible piezoelectric sound-generating devices and electronic equipment

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1369928A (en) * 1971-06-08 1974-10-09 Bertagni J J Diaphragms for sound transducers
US3779336A (en) * 1972-06-27 1973-12-18 J Bertagni Diaphragm for sound transducers, method and apparatus for manufacturing it
JPS58199000A (en) * 1982-05-17 1983-11-19 Matsushita Electric Ind Co Ltd Dynamic loud speaker
JPS58221597A (en) * 1982-06-17 1983-12-23 Matsushita Electric Ind Co Ltd Dynamic loud speaker
WO1997009842A2 (en) * 1995-09-02 1997-03-13 New Transducers Limited Acoustic device
WO1997009844A1 (en) * 1995-09-02 1997-03-13 New Transducers Ltd. Passenger vehicles incorporating loudspeakers comprising panel-form acoustic radiating elements
WO1998039947A1 (en) * 1997-03-04 1998-09-11 New Transducers Limited Acoustic device
WO2000002417A1 (en) * 1998-07-03 2000-01-13 New Transducers Limited Resonant panel-form loudspeaker
WO2000015000A1 (en) * 1998-09-02 2000-03-16 New Transducers Limited Panel form acoustic apparatus using bending waves modes
GB2351200A (en) * 1999-06-15 2000-12-20 Nec Corp Off-centre or multipoint driven panel loudspeaker
WO2001054450A2 (en) * 2000-01-24 2001-07-26 New Transducers Limited Transducer in particularly for use in acoustic devices
US20040125980A1 (en) * 2002-12-31 2004-07-01 Turnmire Patrick M. Electromagnetic transducer with asymmetric diaphragm
US20140238135A1 (en) * 2010-04-15 2014-08-28 Robert Bosch Gmbh Method for controlling an ultrasonic sensor and ultrasonic sensor

Also Published As

Publication number Publication date
GB201615806D0 (en) 2016-11-02
GB2543409A (en) 2017-04-19
FR3041496A1 (en) 2017-03-24
DE102015217778B4 (en) 2019-05-29
DE102015217778A1 (en) 2017-03-23
FR3041496B1 (en) 2020-02-28

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