GB0500075D0 - Loudspeaker - Google Patents

Loudspeaker

Info

Publication number
GB0500075D0
GB0500075D0 GB0500075A GB0500075A GB0500075D0 GB 0500075 D0 GB0500075 D0 GB 0500075D0 GB 0500075 A GB0500075 A GB 0500075A GB 0500075 A GB0500075 A GB 0500075A GB 0500075 D0 GB0500075 D0 GB 0500075D0
Authority
GB
United Kingdom
Prior art keywords
loudspeaker
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
GB0500075A
Other versions
GB2422066A (en
GB2422066B (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.)
GP Acoustics UK Ltd
Original Assignee
GP Acoustics UK 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 GP Acoustics UK Ltd filed Critical GP Acoustics UK Ltd
Priority to GB0500075A priority Critical patent/GB2422066B/en
Publication of GB0500075D0 publication Critical patent/GB0500075D0/en
Priority to CN 200610000308 priority patent/CN1802035A/en
Publication of GB2422066A publication Critical patent/GB2422066A/en
Application granted granted Critical
Publication of GB2422066B publication Critical patent/GB2422066B/en
Expired - Fee Related 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
    • 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
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
GB0500075A 2005-01-05 2005-01-05 Loudspeaker Expired - Fee Related GB2422066B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0500075A GB2422066B (en) 2005-01-05 2005-01-05 Loudspeaker
CN 200610000308 CN1802035A (en) 2005-01-05 2006-01-04 Loudspeaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0500075A GB2422066B (en) 2005-01-05 2005-01-05 Loudspeaker

Publications (3)

Publication Number Publication Date
GB0500075D0 true GB0500075D0 (en) 2005-02-09
GB2422066A GB2422066A (en) 2006-07-12
GB2422066B GB2422066B (en) 2008-07-02

Family

ID=34179168

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0500075A Expired - Fee Related GB2422066B (en) 2005-01-05 2005-01-05 Loudspeaker

Country Status (2)

Country Link
CN (1) CN1802035A (en)
GB (1) GB2422066B (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0388598A (en) * 1989-08-31 1991-04-12 Yamaha Corp Loudspeaker box with resonance port
GB2288514B (en) * 1993-10-16 1998-04-29 Jozef Szczepanski A horn stand for Loudspeakers for precision sound radiation
US5576522A (en) * 1995-01-24 1996-11-19 Taso; Ye M. Tube-annexed speaker cabinet
JPH08307985A (en) * 1995-05-01 1996-11-22 Getsumei So Speaker set
JP2000165973A (en) * 1998-11-24 2000-06-16 Sony Corp Speaker device

Also Published As

Publication number Publication date
GB2422066A (en) 2006-07-12
CN1802035A (en) 2006-07-12
GB2422066B (en) 2008-07-02

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Legal Events

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

Effective date: 20170105