GB9026679D0 - Loudspeaker - Google Patents
LoudspeakerInfo
- Publication number
- GB9026679D0 GB9026679D0 GB909026679A GB9026679A GB9026679D0 GB 9026679 D0 GB9026679 D0 GB 9026679D0 GB 909026679 A GB909026679 A GB 909026679A GB 9026679 A GB9026679 A GB 9026679A GB 9026679 D0 GB9026679 D0 GB 9026679D0
- 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.)
- Withdrawn
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
- H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9026679A GB2250658A (en) | 1990-12-07 | 1990-12-07 | Loudspeaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9026679A GB2250658A (en) | 1990-12-07 | 1990-12-07 | Loudspeaker |
Publications (2)
Publication Number | Publication Date |
---|---|
GB9026679D0 true GB9026679D0 (en) | 1991-01-23 |
GB2250658A GB2250658A (en) | 1992-06-10 |
Family
ID=10686674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9026679A Withdrawn GB2250658A (en) | 1990-12-07 | 1990-12-07 | Loudspeaker |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2250658A (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19710967C1 (en) * | 1997-03-17 | 1998-10-22 | Karl Heinz Koeppen | Full range speakers |
GB2364847B (en) * | 2000-07-11 | 2004-10-13 | Kef Audio | Compound loudspeaker having a magnet system |
WO2002052892A1 (en) * | 2000-12-26 | 2002-07-04 | Anders Sagren | Concentric co-planar multiband electro-acoustic converter |
JP2005184040A (en) * | 2003-12-15 | 2005-07-07 | Sony Corp | Apparatus and system for audio signal reproducing |
FR2895201A1 (en) * | 2005-12-16 | 2007-06-22 | Cabasse Sa | Loudspeaker for e.g. home theater system, has block positioned ahead of concave membrane along traveling direction and restituting all spectra audible to human ear, where concave membrane restitutes low frequency band |
EP2039213A4 (en) * | 2006-07-12 | 2011-06-29 | Anders Sagren | High frequency diaphragm and voice coil assembly |
GB2442260A (en) * | 2006-09-29 | 2008-04-02 | Martin Audio Ltd | Loudspeaker diaphragm conforms to surrounding acoustic surface |
FR2955444B1 (en) | 2010-01-15 | 2012-08-03 | Phl Audio | COAXIAL SPEAKER SYSTEM WITH COMPRESSION CHAMBER |
FR2955446B1 (en) | 2010-01-15 | 2015-06-05 | Phl Audio | ELECTRODYNAMIC TRANSDUCER WITH DOME AND FLOATING SUSPENSION |
FR2955445B1 (en) | 2010-01-15 | 2013-06-07 | Phl Audio | ELECTRODYNAMIC TRANSDUCER WITH DOME AND INTERNAL SUSPENSION |
DE102015119294B4 (en) * | 2015-11-10 | 2018-05-30 | Norman Gerkinsmeyer | Coaxial two-way speaker |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB445935A (en) * | 1934-10-17 | 1936-04-17 | Alfred Sidney Evans | An improved sound reproducing device |
US2107757A (en) * | 1936-02-29 | 1938-02-08 | Bell Telephone Labor Inc | Acoustic device |
GB537931A (en) * | 1940-02-21 | 1941-07-14 | Donovan Ernest Lea Shorter | Improvements in electrostatic loudspeakers |
GB1554349A (en) * | 1976-11-01 | 1979-10-17 | Stanford Res Inst Int | Variable focus ultrasonic transducer means |
DE3024777C2 (en) * | 1979-06-30 | 1982-11-04 | Pioneer Electronic Corp., Tokyo | Coaxial multi-way speaker system with planar membrane |
AT366862B (en) * | 1980-07-28 | 1982-05-10 | Akg Akustische Kino Geraete | ELECTRIC ACOUSTIC CONVERTER ACCORDING TO THE TWO-WAY PRINCIPLE |
-
1990
- 1990-12-07 GB GB9026679A patent/GB2250658A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2250658A (en) | 1992-06-10 |
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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) |