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GB201300333D0 - Audio output devices - Google Patents

Audio output devices

Info

Publication number
GB201300333D0
GB201300333D0 GBGB1300333.0A GB201300333A GB201300333D0 GB 201300333 D0 GB201300333 D0 GB 201300333D0 GB 201300333 A GB201300333 A GB 201300333A GB 201300333 D0 GB201300333 D0 GB 201300333D0
Authority
GB
United Kingdom
Prior art keywords
audio output
output devices
devices
audio
output
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.)
Withdrawn
Application number
GBGB1300333.0A
Other versions
GB2509711A (en
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.)
PSS Belgium NV
Original Assignee
PSS Belgium NV
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 PSS Belgium NV filed Critical PSS Belgium NV
Priority to GB1300333.0A priority Critical patent/GB2509711A/en
Publication of GB201300333D0 publication Critical patent/GB201300333D0/en
Priority to PCT/EP2014/050101 priority patent/WO2014108373A1/en
Publication of GB2509711A publication Critical patent/GB2509711A/en
Withdrawn legal-status Critical Current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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2803—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means for loudspeaker transducers
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2823—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material
    • H04R1/2826—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material for loudspeaker transducers
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2876—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding
    • H04R1/288—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
GB1300333.0A 2013-01-09 2013-01-09 Selective or frequency-dependent acoustic damping Withdrawn GB2509711A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1300333.0A GB2509711A (en) 2013-01-09 2013-01-09 Selective or frequency-dependent acoustic damping
PCT/EP2014/050101 WO2014108373A1 (en) 2013-01-09 2014-01-06 Audio output devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1300333.0A GB2509711A (en) 2013-01-09 2013-01-09 Selective or frequency-dependent acoustic damping

Publications (2)

Publication Number Publication Date
GB201300333D0 true GB201300333D0 (en) 2013-02-20
GB2509711A GB2509711A (en) 2014-07-16

Family

ID=47748145

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1300333.0A Withdrawn GB2509711A (en) 2013-01-09 2013-01-09 Selective or frequency-dependent acoustic damping

Country Status (2)

Country Link
GB (1) GB2509711A (en)
WO (1) WO2014108373A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK202070513A1 (en) * 2020-08-05 2022-02-14 Gn Hearing As Hearing device for occlusion reduction and components thereof
TWI850860B (en) * 2022-11-18 2024-08-01 宏碁股份有限公司 Speaker module
US20240179453A1 (en) * 2022-11-28 2024-05-30 Panasonic Intellectual Property Management Co., Ltd. Pressure adjusting valve and speaker
CN120602869B (en) * 2025-08-06 2025-10-31 深圳瑞利声学技术股份有限公司 Loudspeaker assembly

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2834423A (en) * 1954-09-01 1958-05-13 Robert L Bradford High fidelity loud speaker enclosure
US2973824A (en) * 1957-08-30 1961-03-07 Stanley M Pinski High fidelity speaker apparatus
FR2260916A1 (en) * 1974-02-07 1975-09-05 Dumez Johan Loudspeaker directional enclosure - has diaphragm forming two separate parts for low and high frequency sounds
US3995125A (en) * 1975-06-30 1976-11-30 Wheelock Signals, Inc. Protective grille
JPS61196696A (en) * 1985-02-26 1986-08-30 Yuji Kamijo Sound pressure drift conversion type acoustic box
JPS63309094A (en) * 1987-06-11 1988-12-16 Yuji Kamijo Sound pressure flow conversion type sound box
GB9207882D0 (en) * 1992-04-10 1992-05-27 Celestion Int Ltd Loudspeakers
DE19647601A1 (en) * 1996-11-18 1998-06-25 Frank Bettini Pulse regulated bass reflex tube for ventilated loudspeaker housing
DE10309517B4 (en) * 2003-03-05 2006-04-13 Reissig, Sergej, Dr.-Ing. speaker
JP2004274326A (en) * 2003-03-07 2004-09-30 Sharp Corp Speaker device with built-in amplifier
JP2006060418A (en) * 2004-08-18 2006-03-02 Matsushita Electric Ind Co Ltd Speaker device
KR20070119648A (en) * 2005-03-28 2007-12-20 마쯔시다덴기산교 가부시키가이샤 Speaker unit
JP5096193B2 (en) * 2008-03-07 2012-12-12 株式会社オーディオテクニカ Headphone unit
TWM358490U (en) * 2009-01-19 2009-06-01 Jen-Hui Tsai Sound box of speaker

Also Published As

Publication number Publication date
WO2014108373A1 (en) 2014-07-17
GB2509711A (en) 2014-07-16

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)