ITMI20111409A1 - Procedimento e dispositivo per lo smorzamento attivo di un trasduttore acustico - Google Patents

Procedimento e dispositivo per lo smorzamento attivo di un trasduttore acustico

Info

Publication number
ITMI20111409A1
ITMI20111409A1 IT001409A ITMI20111409A ITMI20111409A1 IT MI20111409 A1 ITMI20111409 A1 IT MI20111409A1 IT 001409 A IT001409 A IT 001409A IT MI20111409 A ITMI20111409 A IT MI20111409A IT MI20111409 A1 ITMI20111409 A1 IT MI20111409A1
Authority
IT
Italy
Prior art keywords
procedure
acoustic transducer
active damping
damping
active
Prior art date
Application number
IT001409A
Other languages
English (en)
Italian (it)
Inventor
Nico Bannow
Simon Hufnagel
Tobias Kirchner
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of ITMI20111409A1 publication Critical patent/ITMI20111409A1/it

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
    • G01S7/52004—Means for monitoring or calibrating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/0207—Driving circuits
    • B06B1/0215—Driving circuits for generating pulses, e.g. bursts of oscillations, envelopes
    • 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
    • G01S7/523—Details of pulse systems
    • G01S7/524—Transmitters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
IT001409A 2010-08-06 2011-07-27 Procedimento e dispositivo per lo smorzamento attivo di un trasduttore acustico ITMI20111409A1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102010039017.8A DE102010039017B4 (de) 2010-08-06 2010-08-06 Verfahren und Vorrichtung zur aktiven Dämpfung eines akustischen Wandlers

Publications (1)

Publication Number Publication Date
ITMI20111409A1 true ITMI20111409A1 (it) 2012-02-07

Family

ID=44735581

Family Applications (1)

Application Number Title Priority Date Filing Date
IT001409A ITMI20111409A1 (it) 2010-08-06 2011-07-27 Procedimento e dispositivo per lo smorzamento attivo di un trasduttore acustico

Country Status (5)

Country Link
CN (1) CN102378094B (de)
DE (1) DE102010039017B4 (de)
FR (1) FR2963718B1 (de)
GB (1) GB2483337B (de)
IT (1) ITMI20111409A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011076686A1 (de) 2011-05-30 2012-12-06 Robert Bosch Gmbh Verfahren und Vorrichtung zur aktiven Dämpfung eines akustischen Wandlers
DE102011089542A1 (de) * 2011-12-22 2013-06-27 Robert Bosch Gmbh Verfahren und Schaltungsanordnung zur Ansteuerung eines Ultraschallsensors
DE102012213712A1 (de) * 2012-08-02 2014-02-06 Robert Bosch Gmbh Verfahren zum Betrieb eines Ultraschallwandlers
EP2984503B1 (de) * 2013-04-08 2018-08-08 Elmos Semiconductor Aktiengesellschaft Verfahren zur messung mittels ultraschall, insbesondere als parkhilfe für fahrzeuge, und ultraschallmesssysteme
DE102013012716B4 (de) 2013-08-01 2022-07-14 Sew-Eurodrive Gmbh & Co Kg Verfahren zum Steuern, insbesondere Dämpfen, einer mechanischen Schwingung eines Svstems
US9664649B2 (en) * 2013-12-16 2017-05-30 Embraer S.A. Structural health monitoring system employing electromechanical impedance technology
DE102014107311A1 (de) * 2014-05-23 2015-11-26 Valeo Schalter Und Sensoren Gmbh Verfahren zum Betreiben eines Ultraschallsensors eines Kraftfahrzeugs, Ultraschallsensorvorrichtung, Fahrerassistenzsystem sowie Kraftfahrzeug
DE102014110641A1 (de) * 2014-07-29 2016-02-04 Valeo Schalter Und Sensoren Gmbh Ultraschallsensoreinrichtung für ein Kraftfahrzeug, Kraftfahrzeug sowie Verfahren
US10165358B2 (en) 2014-12-11 2018-12-25 Semiconductor Components Industries, Llc Transducer controller and method therefor
US10809235B2 (en) 2015-10-21 2020-10-20 Texas Instruments Incorporated Ultrasonic transducer system and method for bi-modal system responses
KR20170071121A (ko) 2015-12-15 2017-06-23 현대오트론 주식회사 초음파 신호 최적화 장치 및 방법
EP3208634B1 (de) 2016-02-17 2018-08-15 ELMOS Semiconductor Aktiengesellschaft Ultraschallmesssystem, insbesondere zur abstandsmessung und/oder als parkhilfe bei fahrzeugen
DE102017207679A1 (de) * 2017-05-08 2018-11-08 Robert Bosch Gmbh Betriebsverfahren und Steuereinheit für eine Ultraschallsendeempfangseinrichtung, Ultraschallsendeempfangseinrichtung und Arbeitsvorrichtung
US10327060B2 (en) * 2017-11-05 2019-06-18 xMEMS Labs, Inc. Air pulse generating element and sound producing device
US10771891B2 (en) 2018-08-19 2020-09-08 xMEMS Labs, Inc. Method for manufacturing air pulse generating element
DE102019200923A1 (de) * 2019-01-25 2020-07-30 Robert Bosch Gmbh Auslesesignalgeber und Verfahren zum Betreiben einer kapazitiven Vorrichtung
US11442155B2 (en) 2019-10-02 2022-09-13 Semiconductor Components Industries, Llc Devices, systems and processes for detecting saturation of received echo signals
CN110988850B (zh) * 2019-11-05 2023-08-15 中国船舶重工集团公司第七一五研究所 一种基于目标散射的换能器指向性测量方法及装置
US11759822B2 (en) 2020-01-21 2023-09-19 Semiconductor Components Industries, Llc Devices, systems and processes for improving frequency measurements during reverberation periods for ultra-sonic transducers
US11520027B2 (en) 2020-02-14 2022-12-06 Semiconductor Components Industries, Llc Devices, systems and processes for ultra-short range detection of obstacles
US20220061807A1 (en) * 2020-08-26 2022-03-03 University Of Southern California Actively damped ultrasonic transducer
CN112261203B (zh) * 2020-10-22 2022-06-10 维沃移动通信有限公司 电子设备及其控制方法、控制装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2813729C2 (de) * 1978-03-30 1979-08-16 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren und Schaltungsanordnung zur Anregung von Ultraschallschwingern, die in der Impuls-Echo-Technik eingesetzt werden
AU2001244888A1 (en) * 2000-03-07 2001-09-17 Slab Dsp Limited Active noise reduction system
DE10136628B4 (de) 2001-07-26 2006-04-20 Valeo Schalter Und Sensoren Gmbh Ultraschallwandler zum Aussenden und Empfangen von Ultraschallwellen mittels einer Membran, Verfahren und Steuergerät zum Betrieb des Ultraschallwandlers, sowie Verwendung des Ultraschallwandlers
DE10314922A1 (de) * 2003-04-01 2004-10-14 Endress + Hauser Gmbh + Co. Kg Mit Ultraschall arbeitendes Füllstandsmeßgerät
DE102005038649B4 (de) * 2005-08-16 2016-01-28 Valeo Schalter Und Sensoren Gmbh Verfahren und System zum Betreiben eines Ultraschallwandlers
DE102009000719B4 (de) * 2009-02-09 2019-12-12 Robert Bosch Gmbh Elektrische Bedämpfung eines mechanisch schwingenden Bauteils

Also Published As

Publication number Publication date
CN102378094B (zh) 2016-03-02
FR2963718A1 (fr) 2012-02-10
DE102010039017B4 (de) 2017-09-21
GB2483337B (en) 2017-04-26
CN102378094A (zh) 2012-03-14
FR2963718B1 (fr) 2017-05-05
GB2483337A (en) 2012-03-07
GB201113627D0 (en) 2011-09-21
DE102010039017A1 (de) 2012-02-09

Similar Documents

Publication Publication Date Title
ITMI20111409A1 (it) Procedimento e dispositivo per lo smorzamento attivo di un trasduttore acustico
ITMI20111267A1 (it) Dispositivo trasduttore ultrasonico
ITMI20111885A1 (it) Metodo e apparecchio di soppressione di vibrazione
GB201021719D0 (en) Ultrasonic/Acoustic Transducer
GB2500359B (en) An improved focused acoustic transducer
ITMI20111638A1 (it) Dispositivo di soppressione di vibrazione
ES2851174T8 (es) Espectro de frecuencias ultrasónicas integrado y generación de imágenes
BR112013021791A2 (pt) vibrometria por ultrassom com ultrassom não focalizado
EP2541972A4 (de) Piezoelektrischer akustischer wandler
ITMI20120946A1 (it) Metodo di determinazione di vibrazione e dispositivo di determinazione di vibrazione
CO6781493A2 (es) Inhibidores de la faah
EP2613439A4 (de) Schallwellenvorrichtung
ITMI20120368A1 (it) Metodo di determinazione di vibrazione e dispositivo di determinazione di vibrazione
BRPI0920481A2 (pt) dispositivo transdutor acústico, microfone e transdutor
EP2530953A4 (de) Ultraschallvibrationsvorrichtung
ITMI20120481A1 (it) Dispositivo di trasmissione e ricezione ad ultrasuoni per misura di spessore e/o grammatura
DE112012002158T8 (de) Aktivgeräuschbeseitigungsvorrichtung
EP2579617A4 (de) Akustischer wandler und mikrophon mit dem akustischen wandler
BR112012030427A2 (pt) dispositivo de limpeza e uso do dispositivo de limpeza
HK1216464A1 (zh) 彈性波裝置
ITMI20112169A1 (it) Procedimento e dispositivo per la rappresentazione di una sezione di unambiente
FR2969895B1 (fr) Source d'ondes de choc piezoelectrique
FR2965991B1 (fr) Dispositif acoustique d'isolation galvanique
BR112013020962A2 (pt) dispositivo de amortecimento de vibração
FR2945904B1 (fr) Dispositif acoustique