CA968036A - Transducer drive circuit and signal generator - Google Patents

Transducer drive circuit and signal generator

Info

Publication number
CA968036A
CA968036A CA131,635A CA131635A CA968036A CA 968036 A CA968036 A CA 968036A CA 131635 A CA131635 A CA 131635A CA 968036 A CA968036 A CA 968036A
Authority
CA
Canada
Prior art keywords
drive circuit
signal generator
transducer drive
transducer
generator
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.)
Expired
Application number
CA131,635A
Other versions
CA131635S (en
Inventor
Darryl F. Proctor
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA968036A publication Critical patent/CA968036A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Dc-Dc Converters (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Television Scanning (AREA)
CA131,635A 1971-01-11 1972-01-04 Transducer drive circuit and signal generator Expired CA968036A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10558371A 1971-01-11 1971-01-11

Publications (1)

Publication Number Publication Date
CA968036A true CA968036A (en) 1975-05-20

Family

ID=22306648

Family Applications (1)

Application Number Title Priority Date Filing Date
CA131,635A Expired CA968036A (en) 1971-01-11 1972-01-04 Transducer drive circuit and signal generator

Country Status (3)

Country Link
US (1) US3742492A (en)
CA (1) CA968036A (en)
DE (1) DE2201156C3 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890612A (en) * 1973-09-28 1975-06-17 Mallory & Co Inc P R High output audible alarm device utilizing a piezoelectric transducer
US4578650A (en) * 1983-06-15 1986-03-25 Watson Industries, Inc. Resonance drive oscillator circuit
GB8421836D0 (en) * 1984-08-29 1984-10-03 Smc Metal Tech Co Ltd Contact lens cleaning apparatus
US4697605A (en) * 1984-08-29 1987-10-06 Smc Metal Tech Co., Ltd. Contact lens cleaning apparatus
JPS6280301A (en) * 1985-10-03 1987-04-13 Yamatake Honeywell Co Ltd Electro-pneumatic transducer
US4935909A (en) * 1986-12-10 1990-06-19 Emhart Industries Inc. Piezoelectric signaling device
US4966131A (en) * 1988-02-09 1990-10-30 Mettler Electronics Corp. Ultrasound power generating system with sampled-data frequency control
US5095890A (en) * 1988-02-09 1992-03-17 Mettler Electronics Corp. Method for sampled data frequency control of an ultrasound power generating system
JPH0831635B2 (en) * 1989-05-12 1996-03-27 富士電機株式会社 Drive power supply for piezo actuator
US4954805A (en) * 1990-02-06 1990-09-04 General Signal Corporation Piezo electronic horn
US5371427A (en) * 1991-03-12 1994-12-06 Nikon Corporation Driver for piezoelectric actuator and shutter control device utilizing piezoelectric device
US6160245A (en) * 1999-05-19 2000-12-12 Maytag Corporation Variable volume signaling device for an appliance
US6417659B1 (en) 2000-08-15 2002-07-09 Systems Material Handling Co. Electronic circuit for tuning vibratory transducers
DE10340367B4 (en) * 2003-09-02 2007-11-29 Robert Bosch Gmbh Method and device for improving the sound pressure level of a sound generator
US8513854B1 (en) * 2012-03-29 2013-08-20 General Electric Company Piezoelectric driver

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3239776A (en) * 1963-09-10 1966-03-08 Ncr Co Amplitude regulated oscillator circuit
GB1101177A (en) * 1965-08-16 1968-01-31 Marconi Co Ltd Improvements in or relating to transistor driven piezo-electric crystal oscillators
US3324408A (en) * 1965-11-23 1967-06-06 Motorola Inc Electronic siren including a shock excited resonant circuit
US3559158A (en) * 1968-08-12 1971-01-26 Bruce H Bettcher Transducer drive and underwater detector system
US3621469A (en) * 1969-08-21 1971-11-16 Gen Electric Voltage controlled oscillator
US3569963A (en) * 1969-10-06 1971-03-09 Mallory & Co Inc P R Audible alarm unit
US3596206A (en) * 1969-11-06 1971-07-27 Walter J Loria Transistor oscillator including ultrasonic generator crystal

Also Published As

Publication number Publication date
DE2201156B2 (en) 1979-10-18
US3742492A (en) 1973-06-26
DE2201156C3 (en) 1980-06-26
DE2201156A1 (en) 1972-08-03

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