EP0145997A3 - Reproduction errors compensation device for electroacoustic transducers - Google Patents

Reproduction errors compensation device for electroacoustic transducers Download PDF

Info

Publication number
EP0145997A3
EP0145997A3 EP84114089A EP84114089A EP0145997A3 EP 0145997 A3 EP0145997 A3 EP 0145997A3 EP 84114089 A EP84114089 A EP 84114089A EP 84114089 A EP84114089 A EP 84114089A EP 0145997 A3 EP0145997 A3 EP 0145997A3
Authority
EP
European Patent Office
Prior art keywords
compensation device
electroacoustic transducers
reproduction errors
errors compensation
reproduction
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.)
Granted
Application number
EP84114089A
Other languages
German (de)
Other versions
EP0145997B2 (en
EP0145997A2 (en
EP0145997B1 (en
Inventor
Peter Michael Dipl.-Ing. Pfleiderer
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.)
Pfleiderer Peter Michael Dipl-Ing
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25815960&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0145997(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE19833343027 external-priority patent/DE3343027A1/en
Priority claimed from DE19843418047 external-priority patent/DE3418047C2/en
Application filed by Individual filed Critical Individual
Publication of EP0145997A2 publication Critical patent/EP0145997A2/en
Publication of EP0145997A3 publication Critical patent/EP0145997A3/en
Application granted granted Critical
Publication of EP0145997B1 publication Critical patent/EP0145997B1/en
Publication of EP0145997B2 publication Critical patent/EP0145997B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)
EP84114089A 1983-11-28 1984-11-22 Reproduction errors compensation device for electroacoustic transducers Expired - Lifetime EP0145997B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE3343027 1983-11-28
DE19833343027 DE3343027A1 (en) 1983-11-28 1983-11-28 Method and circuit arrangement for improving the reproduction quality of electro-acoustic transducers
DE19843418047 DE3418047C2 (en) 1984-05-15 1984-05-15 Device for the compensation of reproduction errors of an electroacoustic transducer
DE3418047 1984-05-15

Publications (4)

Publication Number Publication Date
EP0145997A2 EP0145997A2 (en) 1985-06-26
EP0145997A3 true EP0145997A3 (en) 1987-09-30
EP0145997B1 EP0145997B1 (en) 1991-11-06
EP0145997B2 EP0145997B2 (en) 1996-01-10

Family

ID=25815960

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84114089A Expired - Lifetime EP0145997B2 (en) 1983-11-28 1984-11-22 Reproduction errors compensation device for electroacoustic transducers

Country Status (4)

Country Link
US (1) US4675835A (en)
EP (1) EP0145997B2 (en)
JP (1) JPH07114519B2 (en)
DE (1) DE3485242D1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE422369B (en) * 1979-08-03 1982-03-01 Arvid Lundbeck DEVICE FOR COMPENSATION OF TRANSFER FUNCTION
FR2607344B1 (en) * 1986-11-21 1994-04-29 Nexo Distribution DEVICE FOR PROCESSING AN AUDIO FREQUENCY ELECTRIC SIGNAL
US4914750A (en) * 1987-07-13 1990-04-03 Avm Hess, Inc. Sound transducer
US4953112A (en) * 1988-05-10 1990-08-28 Minnesota Mining And Manufacturing Company Method and apparatus for determining acoustic parameters of an auditory prosthesis using software model
US5247467A (en) * 1989-08-16 1993-09-21 Hewlett-Packard Company Multiple variable compensation for transducers
DE4111884A1 (en) * 1991-04-09 1992-10-15 Klippel Wolfgang CIRCUIT ARRANGEMENT FOR CORRECTING THE LINEAR AND NON-LINEAR TRANSMISSION BEHAVIOR OF ELECTROACOUSTIC TRANSDUCERS
US5493620A (en) * 1993-12-20 1996-02-20 Pulfrey; Robert E. High fidelity sound reproducing system
DE19917584A1 (en) * 1999-04-19 2000-10-26 Siemens Ag Flat panel loudspeaker operating method
DE10045201C2 (en) * 2000-09-13 2002-08-14 Siemens Ag Acoustic playback device
US6771781B2 (en) * 2001-05-08 2004-08-03 Daniel A. Chattin Variable damping circuit for a loudspeaker
DE20204259U1 (en) * 2002-03-16 2002-07-04 Seiffert Joerg Circuit for acoustic group delay and thus the frequency-dependent phase behavior of the loudspeaker chassis and loudspeakers
US7653447B2 (en) * 2004-12-30 2010-01-26 Mondo Systems, Inc. Integrated audio video signal processing system using centralized processing of signals
US8880205B2 (en) * 2004-12-30 2014-11-04 Mondo Systems, Inc. Integrated multimedia signal processing system using centralized processing of signals
US7825986B2 (en) * 2004-12-30 2010-11-02 Mondo Systems, Inc. Integrated multimedia signal processing system using centralized processing of signals and other peripheral device
US8015590B2 (en) 2004-12-30 2011-09-06 Mondo Systems, Inc. Integrated multimedia signal processing system using centralized processing of signals
US20180160226A1 (en) * 2016-12-05 2018-06-07 Semiconductor Components Industries, Llc Reducing or eliminating transducer reverberation
US10423229B2 (en) 2017-08-17 2019-09-24 Google Llc Adjusting movement of a display screen to compensate for changes in speed of movement across the display screen

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2600905A1 (en) * 1975-01-14 1976-07-15 Univ Iowa Res Found METHOD AND CIRCUIT ARRANGEMENT FOR FREQUENCY COMPENSATION OF AN ELECTROMECHANICAL TRANSFER
US4052560A (en) * 1976-06-03 1977-10-04 John Bryant Santmann Loudspeaker distortion reduction systems
US4109107A (en) * 1977-07-05 1978-08-22 Iowa State University Research Foundation, Inc. Method and apparatus for frequency compensation of electro-acoustical transducer and its environment
GB2068678A (en) * 1980-01-04 1981-08-12 Dbx Equalizing system
US4340778A (en) * 1979-11-13 1982-07-20 Bennett Sound Corporation Speaker distortion compensator
DE3213513A1 (en) * 1981-04-13 1982-11-04 National Semiconductor Corp., 95051 Santa Clara, Calif. UNIVERSAL ACTIVE FILTER
EP0084402A1 (en) * 1982-01-07 1983-07-27 Edward Matthew Long Method and apparatus for operating a loudspeaker below resonant frequency
EP0094762A2 (en) * 1982-05-13 1983-11-23 Teledyne Industries, Inc. Automatic time domain equalization of audio signals

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4882817A (en) * 1972-01-20 1973-11-06
US4434648A (en) * 1981-02-26 1984-03-06 Cornell Research Foundation, Inc. Electroacoustic transducer calibration method and apparatus
US4391124A (en) * 1981-02-26 1983-07-05 Cornell Research Foundation, Inc. Electroacoustic transducer calibration method and apparatus
US4446715A (en) * 1982-06-07 1984-05-08 Camino Laboratories, Inc. Transducer calibration system
NL8303186A (en) * 1983-09-15 1985-04-01 Philips Nv SPEAKER SYSTEM AND SPEAKER FOR USE IN A SPEAKER FOR CONVERTING AN ELECTRICAL SIGNAL INTO AN BIT IN AN ACOUSTIC SIGNAL.
NL8303185A (en) * 1983-09-15 1985-04-01 Philips Nv HYBRID SPEAKER SYSTEM MAY INCLUDE ONE OR MORE CORRECTION CHAINS.
US4558426A (en) * 1983-12-14 1985-12-10 Mcdonnell Douglas Corporation Transducer multiplexer

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2600905A1 (en) * 1975-01-14 1976-07-15 Univ Iowa Res Found METHOD AND CIRCUIT ARRANGEMENT FOR FREQUENCY COMPENSATION OF AN ELECTROMECHANICAL TRANSFER
US4052560A (en) * 1976-06-03 1977-10-04 John Bryant Santmann Loudspeaker distortion reduction systems
US4109107A (en) * 1977-07-05 1978-08-22 Iowa State University Research Foundation, Inc. Method and apparatus for frequency compensation of electro-acoustical transducer and its environment
US4340778A (en) * 1979-11-13 1982-07-20 Bennett Sound Corporation Speaker distortion compensator
GB2068678A (en) * 1980-01-04 1981-08-12 Dbx Equalizing system
DE3213513A1 (en) * 1981-04-13 1982-11-04 National Semiconductor Corp., 95051 Santa Clara, Calif. UNIVERSAL ACTIVE FILTER
EP0084402A1 (en) * 1982-01-07 1983-07-27 Edward Matthew Long Method and apparatus for operating a loudspeaker below resonant frequency
EP0094762A2 (en) * 1982-05-13 1983-11-23 Teledyne Industries, Inc. Automatic time domain equalization of audio signals

Also Published As

Publication number Publication date
JPH07114519B2 (en) 1995-12-06
DE3485242D1 (en) 1991-12-12
EP0145997B2 (en) 1996-01-10
JPS60134699A (en) 1985-07-17
EP0145997A2 (en) 1985-06-26
US4675835A (en) 1987-06-23
EP0145997B1 (en) 1991-11-06

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