GB2591767B - A method and system for driving a voice coil of a loudspeaker - Google Patents

A method and system for driving a voice coil of a loudspeaker Download PDF

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Publication number
GB2591767B
GB2591767B GB2001549.1A GB202001549A GB2591767B GB 2591767 B GB2591767 B GB 2591767B GB 202001549 A GB202001549 A GB 202001549A GB 2591767 B GB2591767 B GB 2591767B
Authority
GB
United Kingdom
Prior art keywords
loudspeaker
driving
voice coil
voice
coil
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
GB2001549.1A
Other versions
GB2591767A (en
GB202001549D0 (en
Inventor
Albert Bullimore George
Minoru Tuemp Millyard Ruben
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.)
Tymphany Acoustic Technology Huizhou Co Ltd
Original Assignee
Tymphany Acoustic Technology Huizhou 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
Application filed by Tymphany Acoustic Technology Huizhou Co Ltd filed Critical Tymphany Acoustic Technology Huizhou Co Ltd
Priority to GB2001549.1A priority Critical patent/GB2591767B/en
Publication of GB202001549D0 publication Critical patent/GB202001549D0/en
Publication of GB2591767A publication Critical patent/GB2591767A/en
Application granted granted Critical
Publication of GB2591767B publication Critical patent/GB2591767B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers
    • 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
    • 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
    • H04R9/04—Construction, mounting, or centering of coil
    • 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
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/045—Mounting
    • 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
    • H04R9/06—Loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/022—Aspects regarding the stray flux internal or external to the magnetic circuit, e.g. shielding, shape of magnetic circuit, flux compensation coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/041—Voice coil arrangements comprising more than one voice coil unit on the same bobbin
    • 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
    • H04R3/08—Circuits for transducers, loudspeakers or microphones for correcting frequency response of electromagnetic 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
    • H04R9/025—Magnetic circuit
    • 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
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
GB2001549.1A 2020-02-05 2020-02-05 A method and system for driving a voice coil of a loudspeaker Active GB2591767B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2001549.1A GB2591767B (en) 2020-02-05 2020-02-05 A method and system for driving a voice coil of a loudspeaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2001549.1A GB2591767B (en) 2020-02-05 2020-02-05 A method and system for driving a voice coil of a loudspeaker

Publications (3)

Publication Number Publication Date
GB202001549D0 GB202001549D0 (en) 2020-03-18
GB2591767A GB2591767A (en) 2021-08-11
GB2591767B true GB2591767B (en) 2023-05-17

Family

ID=69800090

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2001549.1A Active GB2591767B (en) 2020-02-05 2020-02-05 A method and system for driving a voice coil of a loudspeaker

Country Status (1)

Country Link
GB (1) GB2591767B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010124313A (en) * 2008-11-20 2010-06-03 Foster Electric Co Ltd Electroacoustic transducer and electroacoustic transducing system
US20120257771A1 (en) * 2011-04-08 2012-10-11 Chiphomer Technology (Shanghai) Limited High-efficiency low-voltage-power-supply high-power-output audio driver architecture
US20160142841A1 (en) * 2013-06-10 2016-05-19 Devialet Electroacoustic conversion chain with selectively powered coil
US20180367917A1 (en) * 2017-06-14 2018-12-20 Apple Inc. Multi-Coil Loudspeaker Driver
GB2586528A (en) * 2019-08-23 2021-02-24 Tymphany Acoustic Tech Huizhou Co Ltd A method and system for driving a voice coil of a loudspeaker

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010124313A (en) * 2008-11-20 2010-06-03 Foster Electric Co Ltd Electroacoustic transducer and electroacoustic transducing system
US20120257771A1 (en) * 2011-04-08 2012-10-11 Chiphomer Technology (Shanghai) Limited High-efficiency low-voltage-power-supply high-power-output audio driver architecture
US20160142841A1 (en) * 2013-06-10 2016-05-19 Devialet Electroacoustic conversion chain with selectively powered coil
US20180367917A1 (en) * 2017-06-14 2018-12-20 Apple Inc. Multi-Coil Loudspeaker Driver
GB2586528A (en) * 2019-08-23 2021-02-24 Tymphany Acoustic Tech Huizhou Co Ltd A method and system for driving a voice coil of a loudspeaker

Also Published As

Publication number Publication date
GB2591767A (en) 2021-08-11
GB202001549D0 (en) 2020-03-18

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