ZA200507069B - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- ZA200507069B ZA200507069B ZA200507069A ZA200507069A ZA200507069B ZA 200507069 B ZA200507069 B ZA 200507069B ZA 200507069 A ZA200507069 A ZA 200507069A ZA 200507069 A ZA200507069 A ZA 200507069A ZA 200507069 B ZA200507069 B ZA 200507069B
- Authority
- ZA
- South Africa
- Prior art keywords
- membrane
- sound
- loudspeaker
- sound channels
- distance
- Prior art date
Links
- 239000012528 membrane Substances 0.000 claims abstract description 38
- 239000004020 conductor Substances 0.000 claims abstract description 15
- 239000003292 glue Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/046—Construction
- H04R9/047—Construction in which the windings of the moving coil lay in the same plane
-
- 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
- H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
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)
- Liquid Crystal (AREA)
- Surgical Instruments (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1022819A NL1022819C2 (nl) | 2003-03-03 | 2003-03-03 | Luidspreker. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200507069B true ZA200507069B (en) | 2006-12-27 |
Family
ID=32960305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200507069A ZA200507069B (en) | 2003-03-03 | 2005-09-02 | Loudspeaker |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US7558395B2 (nl) |
| EP (1) | EP1611771B1 (nl) |
| JP (1) | JP4217260B2 (nl) |
| KR (1) | KR100988114B1 (nl) |
| AT (1) | ATE341922T1 (nl) |
| AU (1) | AU2004217208B2 (nl) |
| BR (1) | BRPI0407996B1 (nl) |
| CA (1) | CA2517448C (nl) |
| DE (1) | DE602004002685T2 (nl) |
| DK (1) | DK1611771T3 (nl) |
| EA (1) | EA007636B1 (nl) |
| ES (1) | ES2271858T3 (nl) |
| NL (1) | NL1022819C2 (nl) |
| NO (1) | NO336698B1 (nl) |
| PT (1) | PT1611771E (nl) |
| WO (1) | WO2004080119A1 (nl) |
| ZA (1) | ZA200507069B (nl) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1026038C2 (nl) * | 2004-04-26 | 2005-10-27 | Alcons Audio Bv | Luidspreker en samenstel van luidsprekers. |
| NL2000499C2 (nl) * | 2007-02-21 | 2008-08-22 | Alcons Audio Bv | Luidspreker. |
| US8428297B2 (en) * | 2009-02-27 | 2013-04-23 | Technology Properties Limited | Acoustic transducer |
| US9100753B2 (en) * | 2009-02-27 | 2015-08-04 | Roger A. Adelman | Acoustic transducer |
| NL2004781C2 (nl) * | 2010-05-31 | 2011-12-01 | Alcons Audio Bv | Luidspreker. |
| US9197965B2 (en) | 2013-03-15 | 2015-11-24 | James J. Croft, III | Planar-magnetic transducer with improved electro-magnetic circuit |
| NL2019480B1 (en) * | 2017-09-04 | 2019-03-11 | Alcons Audio Bv | A loudspeaker with a wave front shaping device |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5291415A (en) | 1976-01-28 | 1977-08-01 | Keiji Suzuki | Plane vibrating plate acoustic device |
| JPS5452232A (en) | 1977-10-03 | 1979-04-24 | Nippon Soken Inc | Carburetor |
| JPS5469822A (en) | 1977-11-14 | 1979-06-05 | Bridgestone Corp | Floating hose and its manufacturing method |
| JPS54151823A (en) * | 1978-05-22 | 1979-11-29 | Sony Corp | Electroacoustic converter |
| JPS5750872Y2 (nl) * | 1978-09-26 | 1982-11-06 | ||
| NL8501166A (nl) * | 1985-04-23 | 1986-11-17 | Philips Nv | Elektro-dynamische omzetter van het isofase- of bandtype. |
| US5117462A (en) * | 1991-03-20 | 1992-05-26 | Jbl Incorporated | Phasing plug for compression driver |
| WO1998020703A1 (en) * | 1996-11-07 | 1998-05-14 | Cerwin Vega, Inc. | Improved horn loaded pleated ribbon high frequency acoustic transducer with substantially uniform coupling |
| US5901235A (en) * | 1997-09-24 | 1999-05-04 | Eminent Technology, Inc. | Enhanced efficiency planar transducers |
| EP1194001A4 (en) * | 1999-06-11 | 2010-03-10 | Fps Inc | FLAT TONE CONVERTER |
| WO2003041449A1 (fr) * | 2001-11-05 | 2003-05-15 | Matsushita Electric Industrial Co., Ltd. | Haut-parleur |
| US7149321B2 (en) * | 2002-05-02 | 2006-12-12 | Harman International Industries, Incorporated | Electro-dynamic loudspeaker mounting system |
| US7095868B2 (en) * | 2003-02-10 | 2006-08-22 | Earl Geddes | Phase plug with optimum aperture shapes |
-
2003
- 2003-03-03 NL NL1022819A patent/NL1022819C2/nl not_active IP Right Cessation
-
2004
- 2004-03-03 US US10/547,634 patent/US7558395B2/en active Active
- 2004-03-03 KR KR1020057016392A patent/KR100988114B1/ko active IP Right Grant
- 2004-03-03 BR BRPI0407996A patent/BRPI0407996B1/pt not_active IP Right Cessation
- 2004-03-03 DK DK04716813T patent/DK1611771T3/da active
- 2004-03-03 JP JP2006507846A patent/JP4217260B2/ja not_active Expired - Lifetime
- 2004-03-03 WO PCT/NL2004/000159 patent/WO2004080119A1/en active IP Right Grant
- 2004-03-03 AU AU2004217208A patent/AU2004217208B2/en not_active Ceased
- 2004-03-03 CA CA002517448A patent/CA2517448C/en not_active Expired - Lifetime
- 2004-03-03 DE DE602004002685T patent/DE602004002685T2/de not_active Expired - Lifetime
- 2004-03-03 EA EA200501242A patent/EA007636B1/ru not_active IP Right Cessation
- 2004-03-03 PT PT04716813T patent/PT1611771E/pt unknown
- 2004-03-03 EP EP04716813A patent/EP1611771B1/en not_active Expired - Lifetime
- 2004-03-03 ES ES04716813T patent/ES2271858T3/es not_active Expired - Lifetime
- 2004-03-03 AT AT04716813T patent/ATE341922T1/de active
-
2005
- 2005-09-02 ZA ZA200507069A patent/ZA200507069B/en unknown
- 2005-10-03 NO NO20054542A patent/NO336698B1/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BRPI0407996B1 (pt) | 2016-05-10 |
| US20060262955A1 (en) | 2006-11-23 |
| DE602004002685T2 (de) | 2007-08-23 |
| DK1611771T3 (da) | 2007-01-08 |
| ATE341922T1 (de) | 2006-10-15 |
| BRPI0407996A (pt) | 2006-03-07 |
| WO2004080119A1 (en) | 2004-09-16 |
| KR20050111749A (ko) | 2005-11-28 |
| JP2006519568A (ja) | 2006-08-24 |
| EA007636B1 (ru) | 2006-12-29 |
| NO20054542L (no) | 2005-10-03 |
| NO336698B1 (no) | 2015-10-19 |
| PT1611771E (pt) | 2007-01-31 |
| KR100988114B1 (ko) | 2010-10-18 |
| CA2517448A1 (en) | 2004-09-16 |
| EA200501242A1 (ru) | 2006-02-24 |
| AU2004217208B2 (en) | 2008-05-22 |
| EP1611771A1 (en) | 2006-01-04 |
| DE602004002685D1 (de) | 2006-11-16 |
| ES2271858T3 (es) | 2007-04-16 |
| EP1611771B1 (en) | 2006-10-04 |
| AU2004217208A1 (en) | 2004-09-16 |
| US7558395B2 (en) | 2009-07-07 |
| NL1022819C2 (nl) | 2004-09-06 |
| CA2517448C (en) | 2009-01-06 |
| JP4217260B2 (ja) | 2009-01-28 |
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