DE2500986B2 - Elektrodynamischer Wandler, insbesondere Lautsprecher - Google Patents
Elektrodynamischer Wandler, insbesondere LautsprecherInfo
- Publication number
- DE2500986B2 DE2500986B2 DE2500986A DE2500986A DE2500986B2 DE 2500986 B2 DE2500986 B2 DE 2500986B2 DE 2500986 A DE2500986 A DE 2500986A DE 2500986 A DE2500986 A DE 2500986A DE 2500986 B2 DE2500986 B2 DE 2500986B2
- Authority
- DE
- Germany
- Prior art keywords
- conductors
- membrane
- frequencies
- low
- frequency
- 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
Links
- 230000005520 electrodynamics Effects 0.000 title claims description 30
- 239000012528 membrane Substances 0.000 claims description 72
- 239000004020 conductor Substances 0.000 claims description 68
- 230000010355 oscillation Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 125000006850 spacer group Chemical group 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 239000002025 wood fiber Substances 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
- H04R9/02—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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US434214A US3919499A (en) | 1974-01-11 | 1974-01-11 | Planar speaker |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2500986A1 DE2500986A1 (de) | 1975-07-24 |
| DE2500986B2 true DE2500986B2 (de) | 1979-02-01 |
| DE2500986C3 DE2500986C3 (en, 2012) | 1979-09-20 |
Family
ID=23723304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2500986A Granted DE2500986B2 (de) | 1974-01-11 | 1975-01-11 | Elektrodynamischer Wandler, insbesondere Lautsprecher |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3919499A (en, 2012) |
| JP (1) | JPS5528600B2 (en, 2012) |
| DE (1) | DE2500986B2 (en, 2012) |
Families Citing this family (54)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4081627A (en) * | 1976-12-27 | 1978-03-28 | Audio Research Corporation | Electromagnetic bipolar loud speaker |
| JPS5423722U (en, 2012) * | 1977-07-19 | 1979-02-16 | ||
| FR2422309A1 (fr) * | 1978-04-04 | 1979-11-02 | Daniere Joannes | Systeme pour la reproduction de signaux acoustiques de frequences tres basses jusqu'aux plus elevees |
| US4210786A (en) * | 1979-01-24 | 1980-07-01 | Magnepan, Incorporated | Magnetic field structure for planar speaker |
| US4385210A (en) * | 1980-09-19 | 1983-05-24 | Electro-Magnetic Corporation | Electro-acoustic planar transducer |
| US4468530A (en) * | 1982-01-25 | 1984-08-28 | Torgeson W Lee | Loudspeaker system |
| US4550228A (en) * | 1983-02-22 | 1985-10-29 | Apogee Acoustics, Inc. | Ribbon speaker system |
| US4803733A (en) * | 1986-12-16 | 1989-02-07 | Carver R W | Loudspeaker diaphragm mounting system and method |
| CA1284837C (en) * | 1987-06-18 | 1991-06-11 | Highwood Audio Inc. | Audio transducer |
| US4856071A (en) * | 1987-08-28 | 1989-08-08 | Electromagnetic Research And Development | Planar loudspeaker system |
| US4939784A (en) * | 1988-09-19 | 1990-07-03 | Bruney Paul F | Loudspeaker structure |
| AU638759B2 (en) * | 1989-09-22 | 1993-07-08 | Anthony Leonard Trufitt | Planar speaker |
| EP0493450A4 (en) * | 1989-09-22 | 1993-05-12 | Antony Leonard Trufitt | Planar speakers |
| US5430805A (en) * | 1990-12-27 | 1995-07-04 | Chain Reactions, Inc. | Planar electromagnetic transducer |
| ATE247369T1 (de) * | 1991-01-17 | 2003-08-15 | Roger A Adelman | Verbessertes hörgerät |
| US5446797A (en) * | 1992-07-17 | 1995-08-29 | Linaeum Corporation | Audio transducer with etched voice coil |
| AU4683493A (en) * | 1992-07-17 | 1994-02-14 | Linaeum Corporation | Audio transducer with etched voice coil |
| US20020076069A1 (en) * | 1998-01-07 | 2002-06-20 | American Technology Corporation | Sonic emitter with foam stator |
| US6304662B1 (en) | 1998-01-07 | 2001-10-16 | American Technology Corporation | Sonic emitter with foam stator |
| US6188772B1 (en) | 1998-01-07 | 2001-02-13 | American Technology Corporation | Electrostatic speaker with foam stator |
| US6175636B1 (en) | 1998-06-26 | 2001-01-16 | American Technology Corporation | Electrostatic speaker with moveable diaphragm edges |
| US6850623B1 (en) | 1999-10-29 | 2005-02-01 | American Technology Corporation | Parametric loudspeaker with improved phase characteristics |
| US20050100181A1 (en) * | 1998-09-24 | 2005-05-12 | Particle Measuring Systems, Inc. | Parametric transducer having an emitter film |
| US7251342B2 (en) * | 2000-03-03 | 2007-07-31 | American Technology Corporation | Single end planar magnetic speaker |
| WO2001084883A2 (en) * | 2000-05-03 | 2001-11-08 | Wisdom Audio Corp. | Planar speaker wiring layout |
| JP2005503685A (ja) * | 2001-01-22 | 2005-02-03 | アメリカン・テクノロジー・コーポレーション | 改良非平衡平面型磁気スピーカー |
| US6934402B2 (en) * | 2001-01-26 | 2005-08-23 | American Technology Corporation | Planar-magnetic speakers with secondary magnetic structure |
| US7155026B2 (en) | 2002-05-02 | 2006-12-26 | Harman International Industries, Incorporated | Mounting bracket system |
| US7278200B2 (en) * | 2002-05-02 | 2007-10-09 | Harman International Industries, Incorporated | Method of tensioning a diaphragm for an electro-dynamic loudspeaker |
| US7035425B2 (en) | 2002-05-02 | 2006-04-25 | Harman International Industries, Incorporated | Frequency response enhancements for electro-dynamic loudspeakers |
| US7203332B2 (en) | 2002-05-02 | 2007-04-10 | Harman International Industries, Incorporated | Magnet arrangement for loudspeaker |
| US20040042632A1 (en) * | 2002-05-02 | 2004-03-04 | Hutt Steven W. | Directivity control of electro-dynamic loudspeakers |
| US7146017B2 (en) | 2002-05-02 | 2006-12-05 | Harman International Industries, Incorporated | Electrical connectors for electro-dynamic loudspeakers |
| US7627134B2 (en) | 2002-05-02 | 2009-12-01 | Harman International Industries, Incorporated | Magnet retention system in planar loudspeakers |
| US7236608B2 (en) * | 2002-05-02 | 2007-06-26 | Harman International Industries, Incorporated | Conductors for electro-dynamic loudspeakers |
| US7149321B2 (en) | 2002-05-02 | 2006-12-12 | Harman International Industries, Incorporated | Electro-dynamic loudspeaker mounting system |
| US7316290B2 (en) * | 2003-01-30 | 2008-01-08 | Harman International Industries, Incorporated | Acoustic lens system |
| US7564981B2 (en) | 2003-10-23 | 2009-07-21 | American Technology Corporation | Method of adjusting linear parameters of a parametric ultrasonic signal to reduce non-linearities in decoupled audio output waves and system including same |
| BRPI0500605A (pt) * | 2005-02-23 | 2006-10-10 | Gradiente Eletronica S A | transdutor eletroacústico e uso de pelo menos duas fontes sonoras |
| US7607512B2 (en) * | 2005-08-23 | 2009-10-27 | Ronald Paul Harwood | Speaker assembly for a structural pole and a method for mounting same |
| US8031901B2 (en) * | 2006-09-14 | 2011-10-04 | Bohlender Graebener Corporation | Planar speaker driver |
| US8116512B2 (en) * | 2006-09-14 | 2012-02-14 | Bohlender Graebener Corporation | Planar speaker driver |
| US8275137B1 (en) | 2007-03-22 | 2012-09-25 | Parametric Sound Corporation | Audio distortion correction for a parametric reproduction system |
| DE102007016582B3 (de) * | 2007-04-07 | 2008-06-19 | Technische Universität Dresden | Magnetostatischer Lautsprecher, insbesondere Tieftonlautsprecher |
| US8903116B2 (en) | 2010-06-14 | 2014-12-02 | Turtle Beach Corporation | Parametric transducers and related methods |
| US8942408B1 (en) | 2011-07-22 | 2015-01-27 | James Joseph Croft, III | Magnetically one-side driven planar transducer with improved electro-magnetic circuit |
| US9036831B2 (en) | 2012-01-10 | 2015-05-19 | Turtle Beach Corporation | Amplification system, carrier tracking systems and related methods for use in parametric sound systems |
| US8958580B2 (en) | 2012-04-18 | 2015-02-17 | Turtle Beach Corporation | Parametric transducers and related methods |
| US8934650B1 (en) | 2012-07-03 | 2015-01-13 | Turtle Beach Corporation | Low profile parametric transducers and related methods |
| US9197965B2 (en) | 2013-03-15 | 2015-11-24 | James J. Croft, III | Planar-magnetic transducer with improved electro-magnetic circuit |
| US8903104B2 (en) | 2013-04-16 | 2014-12-02 | Turtle Beach Corporation | Video gaming system with ultrasonic speakers |
| US8988911B2 (en) | 2013-06-13 | 2015-03-24 | Turtle Beach Corporation | Self-bias emitter circuit |
| US9332344B2 (en) | 2013-06-13 | 2016-05-03 | Turtle Beach Corporation | Self-bias emitter circuit |
| US11805365B2 (en) | 2021-03-24 | 2023-10-31 | Audeze, Llc | Electroacoustic diaphragm, transducer, audio device, and methods having subcircuits |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3164686A (en) * | 1959-09-21 | 1965-01-05 | Tibbetts Industries | Electrodynamic transducer |
| NL274947A (en, 2012) * | 1961-02-20 | |||
| US3674946A (en) * | 1970-12-23 | 1972-07-04 | Magnepan Inc | Electromagnetic transducer |
-
1974
- 1974-01-11 US US434214A patent/US3919499A/en not_active Expired - Lifetime
-
1975
- 1975-01-10 JP JP551275A patent/JPS5528600B2/ja not_active Expired
- 1975-01-11 DE DE2500986A patent/DE2500986B2/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50107919A (en, 2012) | 1975-08-25 |
| JPS5528600B2 (en, 2012) | 1980-07-29 |
| DE2500986A1 (de) | 1975-07-24 |
| DE2500986C3 (en, 2012) | 1979-09-20 |
| US3919499A (en) | 1975-11-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |