GB2350966B - Loudspeaker cabinet and microphone housing internal energy control treatment - Google Patents
Loudspeaker cabinet and microphone housing internal energy control treatmentInfo
- Publication number
- GB2350966B GB2350966B GB9913472A GB9913472A GB2350966B GB 2350966 B GB2350966 B GB 2350966B GB 9913472 A GB9913472 A GB 9913472A GB 9913472 A GB9913472 A GB 9913472A GB 2350966 B GB2350966 B GB 2350966B
- Authority
- GB
- United Kingdom
- Prior art keywords
- energy control
- internal energy
- control treatment
- housing internal
- microphone housing
- 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
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
- H04R1/2869—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
-
- 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
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9913472A GB2350966B (en) | 1999-06-10 | 1999-06-10 | Loudspeaker cabinet and microphone housing internal energy control treatment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9913472A GB2350966B (en) | 1999-06-10 | 1999-06-10 | Loudspeaker cabinet and microphone housing internal energy control treatment |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9913472D0 GB9913472D0 (en) | 1999-08-11 |
GB2350966A GB2350966A (en) | 2000-12-13 |
GB2350966B true GB2350966B (en) | 2001-08-22 |
Family
ID=10855061
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9913472A Expired - Fee Related GB2350966B (en) | 1999-06-10 | 1999-06-10 | Loudspeaker cabinet and microphone housing internal energy control treatment |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2350966B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2826827B1 (en) * | 2001-06-28 | 2004-11-12 | Xavier Andre Francois Biget | HYBRID ACOUSTIC SYSTEM |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB461073A (en) * | 1934-06-04 | 1937-02-03 | Jensen Radio Mfg Company | Improvements in electro-dynamic sound reproducers |
GB547922A (en) * | 1940-07-17 | 1942-09-17 | Standard Telephones Cables Ltd | Sound absorbing apparatus |
GB747263A (en) * | 1953-05-21 | 1956-03-28 | Goodmans Ind Ltd | Improvements in or relating to loudspeaker cabinets |
GB1538847A (en) * | 1975-01-22 | 1979-01-24 | Rank Organisation Ltd | Transducers |
US4139076A (en) * | 1978-01-30 | 1979-02-13 | Hruby Jr John O | Loudspeaker enclosure with enhanched bass response |
US4592444A (en) * | 1983-02-28 | 1986-06-03 | Perrigo Stephen M | Low frequency speaker enclosure |
WO1996006514A1 (en) * | 1994-08-23 | 1996-02-29 | Polk Investment Corporation | Ported loudspeaker system and method with reduced air turbulence |
WO1996031106A1 (en) * | 1995-03-28 | 1996-10-03 | The Round Company | Helmholtz resonator loudspeaker |
-
1999
- 1999-06-10 GB GB9913472A patent/GB2350966B/en not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB461073A (en) * | 1934-06-04 | 1937-02-03 | Jensen Radio Mfg Company | Improvements in electro-dynamic sound reproducers |
GB547922A (en) * | 1940-07-17 | 1942-09-17 | Standard Telephones Cables Ltd | Sound absorbing apparatus |
GB747263A (en) * | 1953-05-21 | 1956-03-28 | Goodmans Ind Ltd | Improvements in or relating to loudspeaker cabinets |
GB1538847A (en) * | 1975-01-22 | 1979-01-24 | Rank Organisation Ltd | Transducers |
US4139076A (en) * | 1978-01-30 | 1979-02-13 | Hruby Jr John O | Loudspeaker enclosure with enhanched bass response |
US4592444A (en) * | 1983-02-28 | 1986-06-03 | Perrigo Stephen M | Low frequency speaker enclosure |
WO1996006514A1 (en) * | 1994-08-23 | 1996-02-29 | Polk Investment Corporation | Ported loudspeaker system and method with reduced air turbulence |
WO1996031106A1 (en) * | 1995-03-28 | 1996-10-03 | The Round Company | Helmholtz resonator loudspeaker |
Also Published As
Publication number | Publication date |
---|---|
GB2350966A (en) | 2000-12-13 |
GB9913472D0 (en) | 1999-08-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20060610 |