FR2282627B1 - - Google Patents

Info

Publication number
FR2282627B1
FR2282627B1 FR7525491A FR7525491A FR2282627B1 FR 2282627 B1 FR2282627 B1 FR 2282627B1 FR 7525491 A FR7525491 A FR 7525491A FR 7525491 A FR7525491 A FR 7525491A FR 2282627 B1 FR2282627 B1 FR 2282627B1
Authority
FR
France
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.)
Expired
Application number
FR7525491A
Other languages
French (fr)
Other versions
FR2282627A1 (fr
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Priority claimed from JP9936474U external-priority patent/JPS5127175U/ja
Priority claimed from JP1974099924U external-priority patent/JPS5825679Y2/ja
Priority claimed from JP9992574U external-priority patent/JPS5626398Y2/ja
Priority claimed from JP13357074U external-priority patent/JPS5159272U/ja
Priority claimed from JP13694274U external-priority patent/JPS5162869U/ja
Priority claimed from JP1974139843U external-priority patent/JPS5825680Y2/ja
Priority claimed from JP49134123A external-priority patent/JPS5159288A/ja
Priority claimed from JP1974144930U external-priority patent/JPS5636239Y2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2282627A1 publication Critical patent/FR2282627A1/fr
Publication of FR2282627B1 publication Critical patent/FR2282627B1/fr
Application granted granted Critical
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H04R17/02—Microphones
    • 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
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
    • B06B1/0662—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface
    • B06B1/0681—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface and a damping structure
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H3/00—Instruments in which the tones are generated by electromechanical means
    • G10H3/12—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument
    • G10H3/14—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means
    • G10H3/146—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means using a membrane, e.g. a drum; Pick-up means for vibrating surfaces, e.g. housing of an instrument
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2220/00—Input/output interfacing specifically adapted for electrophonic musical tools or instruments
    • G10H2220/461—Transducers, i.e. details, positioning or use of assemblies to detect and convert mechanical vibrations or mechanical strains into an electrical signal, e.g. audio, trigger or control signal
    • G10H2220/525—Piezoelectric transducers for vibration sensing or vibration excitation in the audio range; Piezoelectric strain sensing, e.g. as key velocity sensor; Piezoelectric actuators, e.g. key actuation in response to a control voltage
    • G10H2220/531—Piezoelectric transducers for vibration sensing or vibration excitation in the audio range; Piezoelectric strain sensing, e.g. as key velocity sensor; Piezoelectric actuators, e.g. key actuation in response to a control voltage made of piezoelectric film
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2220/00—Input/output interfacing specifically adapted for electrophonic musical tools or instruments
    • G10H2220/461—Transducers, i.e. details, positioning or use of assemblies to detect and convert mechanical vibrations or mechanical strains into an electrical signal, e.g. audio, trigger or control signal
    • G10H2220/525—Piezoelectric transducers for vibration sensing or vibration excitation in the audio range; Piezoelectric strain sensing, e.g. as key velocity sensor; Piezoelectric actuators, e.g. key actuation in response to a control voltage
    • G10H2220/541—Piezoelectric transducers for vibration sensing or vibration excitation in the audio range; Piezoelectric strain sensing, e.g. as key velocity sensor; Piezoelectric actuators, e.g. key actuation in response to a control voltage using piezoceramics, e.g. lead titanate [PbTiO3], zinc oxide [Zn2 O3], lithium niobate [LiNbO3], sodium tungstate [NaWO3], bismuth ferrite [BiFeO3]
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H2220/00—Input/output interfacing specifically adapted for electrophonic musical tools or instruments
    • G10H2220/461—Transducers, i.e. details, positioning or use of assemblies to detect and convert mechanical vibrations or mechanical strains into an electrical signal, e.g. audio, trigger or control signal
    • G10H2220/565—Shielding, electromagnetic or magnetic, e.g. for transducers, i.e. for controlling, orienting or suppressing magnetic fields or for preventing unintentional generation, propagation and reception of electromagnetic energy in electrophonic musical instruments, their vicinity or their interconnections

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
FR7525491A 1974-08-19 1975-08-18 Dispositif detecteur de vibrations mecaniques et procede d'adaptation, notamment dans le domaine musical Granted FR2282627A1 (fr)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP9936474U JPS5127175U (pl) 1974-08-19 1974-08-19
JP1974099924U JPS5825679Y2 (ja) 1974-08-20 1974-08-20 シンドウケンシユツキ
JP9992574U JPS5626398Y2 (pl) 1974-08-20 1974-08-20
JP13357074U JPS5159272U (pl) 1974-11-01 1974-11-01
JP13694274U JPS5162869U (pl) 1974-11-11 1974-11-11
JP1974139843U JPS5825680Y2 (ja) 1974-11-18 1974-11-18 シンドウケンシユツキ
JP49134123A JPS5159288A (en) 1974-11-20 1974-11-20 Shindokenshutsukino tokuseichoseihoho
JP1974144930U JPS5636239Y2 (pl) 1974-11-29 1974-11-29

Publications (2)

Publication Number Publication Date
FR2282627A1 FR2282627A1 (fr) 1976-03-19
FR2282627B1 true FR2282627B1 (pl) 1981-07-24

Family

ID=27572930

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7525491A Granted FR2282627A1 (fr) 1974-08-19 1975-08-18 Dispositif detecteur de vibrations mecaniques et procede d'adaptation, notamment dans le domaine musical

Country Status (4)

Country Link
DE (1) DE2536750C3 (pl)
FR (1) FR2282627A1 (pl)
GB (1) GB1524833A (pl)
IT (1) IT1041264B (pl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3267853D1 (en) * 1981-02-06 1986-01-23 Emi Ltd Device sensitive to pressure waves
DE3201164C1 (de) * 1982-01-15 1983-05-19 Telemit-Electronic GmbH, 8000 München Geraeuschkompensiertes Nahbesprechungsmikrophon
GB2118757A (en) * 1982-01-21 1983-11-02 Ashworth Jones Alun David Audio transducer
JPS60103798A (ja) * 1983-11-09 1985-06-08 Takeshi Yoshii 変位型骨導マイクロホン
GB8610927D0 (en) * 1986-05-03 1986-06-11 Syrinx Innovations Pick-up for string instrument
FR2641155B1 (pl) * 1988-12-23 1994-06-03 Inst Francais Du Petrole
FR2643154B1 (fr) * 1989-02-14 1991-05-31 Mourgues Eric Appareil de detection et de signalisation des chutes des corps dans l'eau
DE4437273C2 (de) * 1994-10-18 1996-09-26 Salice Arturo Spa Verbindungsbeschlag
US7514626B1 (en) * 2007-12-14 2009-04-07 John Jerome Snyder Method and apparatus for electrostatic pickup for stringed musical instruments

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3068446A (en) * 1958-08-21 1962-12-11 Stanley L Ehrlich Tubular electrostrictive transducer with spaced electrodes and loading masses
US3555311A (en) * 1969-01-23 1971-01-12 Marquardt Corp High pressure piezoelectric transducer
US3722619A (en) * 1972-04-26 1973-03-27 Honeywell Inc Acoustic decoupler

Also Published As

Publication number Publication date
DE2536750C3 (de) 1978-08-24
FR2282627A1 (fr) 1976-03-19
IT1041264B (it) 1980-01-10
GB1524833A (en) 1978-09-13
DE2536750B2 (de) 1978-01-12
DE2536750A1 (de) 1976-04-01

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Legal Events

Date Code Title Description
ST Notification of lapse