GB2399473B - Loudspeaker with low distortion precise imaging and deep bass - Google Patents

Loudspeaker with low distortion precise imaging and deep bass

Info

Publication number
GB2399473B
GB2399473B GB0405145A GB0405145A GB2399473B GB 2399473 B GB2399473 B GB 2399473B GB 0405145 A GB0405145 A GB 0405145A GB 0405145 A GB0405145 A GB 0405145A GB 2399473 B GB2399473 B GB 2399473B
Authority
GB
United Kingdom
Prior art keywords
loudspeaker
low distortion
deep bass
precise imaging
precise
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 - Fee Related
Application number
GB0405145A
Other versions
GB2399473A (en
GB0405145D0 (en
Inventor
Feuvre Nicholas Paul Le
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
Publication of GB0405145D0 publication Critical patent/GB0405145D0/en
Publication of GB2399473A publication Critical patent/GB2399473A/en
Application granted granted Critical
Publication of GB2399473B publication Critical patent/GB2399473B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2853—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line
    • H04R1/2857—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
GB0405145A 2003-03-13 2004-03-08 Loudspeaker with low distortion precise imaging and deep bass Expired - Fee Related GB2399473B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0305770A GB0305770D0 (en) 2003-03-13 2003-03-13 Single drive transmission line loud speakers using sound absorbent case construction

Publications (3)

Publication Number Publication Date
GB0405145D0 GB0405145D0 (en) 2004-04-07
GB2399473A GB2399473A (en) 2004-09-15
GB2399473B true GB2399473B (en) 2005-10-19

Family

ID=9954712

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0305770A Ceased GB0305770D0 (en) 2003-03-13 2003-03-13 Single drive transmission line loud speakers using sound absorbent case construction
GB0405145A Expired - Fee Related GB2399473B (en) 2003-03-13 2004-03-08 Loudspeaker with low distortion precise imaging and deep bass

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0305770A Ceased GB0305770D0 (en) 2003-03-13 2003-03-13 Single drive transmission line loud speakers using sound absorbent case construction

Country Status (1)

Country Link
GB (2) GB0305770D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10536769B2 (en) 2016-05-02 2020-01-14 Dolby International Ab Sealed pipe-loaded loudspeaker for improving low frequency response in portable devices

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB717210A (en) * 1952-02-05 1954-10-20 George Harris Kuhl Improvements in or relating to method and apparatus for increasing the fidelity of asound reproducing system
GB1105577A (en) * 1964-06-17 1968-03-06 Henri Georges Faucherre Assembly comprising a loudspeaker and its enclosure
JPS55147897A (en) * 1979-05-07 1980-11-18 Sanyo Electric Co Ltd Speaker cabinet
EP0281956A1 (en) * 1987-03-13 1988-09-14 EWD Electronic-Werke Deutschland GmbH Cabinet for electronic entertainment equipment
WO1990007103A1 (en) * 1988-12-14 1990-06-28 Ralph William Oakley Sound reflection unit and audio loudspeaker unit comprising such a sound reflection unit

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB717210A (en) * 1952-02-05 1954-10-20 George Harris Kuhl Improvements in or relating to method and apparatus for increasing the fidelity of asound reproducing system
GB1105577A (en) * 1964-06-17 1968-03-06 Henri Georges Faucherre Assembly comprising a loudspeaker and its enclosure
JPS55147897A (en) * 1979-05-07 1980-11-18 Sanyo Electric Co Ltd Speaker cabinet
EP0281956A1 (en) * 1987-03-13 1988-09-14 EWD Electronic-Werke Deutschland GmbH Cabinet for electronic entertainment equipment
WO1990007103A1 (en) * 1988-12-14 1990-06-28 Ralph William Oakley Sound reflection unit and audio loudspeaker unit comprising such a sound reflection unit

Also Published As

Publication number Publication date
GB2399473A (en) 2004-09-15
GB0305770D0 (en) 2003-04-16
GB0405145D0 (en) 2004-04-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120308