NL7307357A - - Google Patents
Info
- Publication number
- NL7307357A NL7307357A NL7307357A NL7307357A NL7307357A NL 7307357 A NL7307357 A NL 7307357A NL 7307357 A NL7307357 A NL 7307357A NL 7307357 A NL7307357 A NL 7307357A NL 7307357 A NL7307357 A NL 7307357A
- Authority
- NL
- Netherlands
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
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
- G01L11/04—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by acoustic means
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2496072A GB1428405A (en) | 1972-05-26 | 1972-05-26 | Electro-acoustic transducers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7307357A true NL7307357A (en:Method) | 1973-11-28 |
Family
ID=10219997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7307357A NL7307357A (en:Method) | 1972-05-26 | 1973-05-25 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3833771A (en:Method) |
| JP (1) | JPS4951929A (en:Method) |
| AT (1) | AT318032B (en:Method) |
| DE (1) | DE2327143A1 (en:Method) |
| FR (1) | FR2189973A1 (en:Method) |
| GB (1) | GB1428405A (en:Method) |
| IT (1) | IT986369B (en:Method) |
| NL (1) | NL7307357A (en:Method) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3898598A (en) * | 1974-01-24 | 1975-08-05 | Foster Tsushin Kogyo | Dynamic electroacoustic transducer |
| US4471173A (en) * | 1982-03-01 | 1984-09-11 | Magnepan, Inc. | Piston-diaphragm speaker |
| US4480155A (en) * | 1982-03-01 | 1984-10-30 | Magnepan, Inc. | Diaphragm type magnetic transducer |
| US4471172A (en) * | 1982-03-01 | 1984-09-11 | Magnepan, Inc. | Planar diaphragm transducer with improved magnetic circuit |
| US5430805A (en) * | 1990-12-27 | 1995-07-04 | Chain Reactions, Inc. | Planar electromagnetic transducer |
| KR970014094A (ko) * | 1995-08-31 | 1997-03-29 | 김광호 | 밀착형 이미지 센서의 가이드 고정장치 |
| 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 |
| DE69728170T2 (de) * | 1997-11-13 | 2004-09-02 | Protro Co., Ltd., Hamamatsu | Dünner elektromagnetischer wandler |
| US6175636B1 (en) | 1998-06-26 | 2001-01-16 | American Technology Corporation | Electrostatic speaker with moveable diaphragm edges |
| US20050100181A1 (en) * | 1998-09-24 | 2005-05-12 | Particle Measuring Systems, Inc. | Parametric transducer having an emitter film |
| US6850623B1 (en) | 1999-10-29 | 2005-02-01 | American Technology Corporation | Parametric loudspeaker with improved phase characteristics |
| KR20030079956A (ko) * | 2001-01-22 | 2003-10-10 | 어메리컨 테크놀로지 코포레이션 | 개선된 단일단부 평면 자기 스피커 |
| US6934402B2 (en) * | 2001-01-26 | 2005-08-23 | American Technology Corporation | Planar-magnetic speakers with secondary magnetic structure |
| WO2005043771A1 (en) | 2003-10-23 | 2005-05-12 | American Technology Corporation | Method of adusting linear parameters of a parametric ultrasonic signal to reduce non-linearities in decoupled audio output waves and system including same |
| US8275137B1 (en) | 2007-03-22 | 2012-09-25 | Parametric Sound Corporation | Audio distortion correction for a parametric reproduction system |
| JP5825737B2 (ja) | 2010-06-14 | 2015-12-02 | パラメトリック サウンド コーポレーション | パラメトリック信号処理・放射システムおよびその関連方法 |
| 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 |
| CN202551324U (zh) * | 2012-04-09 | 2012-11-21 | 瑞声光电科技(常州)有限公司 | 音圈 |
| 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 |
| 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 |
| CN105357623B (zh) * | 2015-11-10 | 2018-03-27 | 重庆夏朗科技有限公司 | 一种华司、磁铁和铆钉装配方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3164686A (en) * | 1959-09-21 | 1965-01-05 | Tibbetts Industries | Electrodynamic transducer |
| US3674946A (en) * | 1970-12-23 | 1972-07-04 | Magnepan Inc | Electromagnetic transducer |
-
1972
- 1972-05-26 GB GB2496072A patent/GB1428405A/en not_active Expired
-
1973
- 1973-05-25 NL NL7307357A patent/NL7307357A/xx unknown
- 1973-05-25 FR FR7319150A patent/FR2189973A1/fr not_active Withdrawn
- 1973-05-25 IT IT68558/73A patent/IT986369B/it active
- 1973-05-26 JP JP48058274A patent/JPS4951929A/ja active Pending
- 1973-05-28 DE DE2327143A patent/DE2327143A1/de active Pending
- 1973-05-28 AT AT463873A patent/AT318032B/de not_active IP Right Cessation
- 1973-05-29 US US00364486A patent/US3833771A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2189973A1 (en:Method) | 1974-01-25 |
| JPS4951929A (en:Method) | 1974-05-20 |
| IT986369B (it) | 1975-01-30 |
| US3833771A (en) | 1974-09-03 |
| DE2327143A1 (de) | 1973-12-06 |
| GB1428405A (en) | 1976-03-17 |
| AT318032B (de) | 1974-09-25 |