DE7300802U - Elektroakustischer wandler oder empfaenger mit abgeglichenem anker - Google Patents
Elektroakustischer wandler oder empfaenger mit abgeglichenem ankerInfo
- Publication number
- DE7300802U DE7300802U DE19737300802 DE7300802U DE7300802U DE 7300802 U DE7300802 U DE 7300802U DE 19737300802 DE19737300802 DE 19737300802 DE 7300802 U DE7300802 U DE 7300802U DE 7300802 U DE7300802 U DE 7300802U
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- receiver
- coupling
- cavity
- chamber
- 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
Links
- 230000008878 coupling Effects 0.000 claims description 37
- 238000010168 coupling process Methods 0.000 claims description 37
- 238000005859 coupling reaction Methods 0.000 claims description 37
- 239000012528 membrane Substances 0.000 claims description 34
- 230000004044 response Effects 0.000 claims description 20
- 238000013016 damping Methods 0.000 claims description 17
- 230000000694 effects Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 230000008901 benefit Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000011796 hollow space material Substances 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 239000012815 thermoplastic material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 206010013647 Drowning Diseases 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910000828 alnico Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 229910052614 beryl Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 210000000613 ear canal Anatomy 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 210000003454 tympanic membrane Anatomy 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
- H04R11/00—Transducers of moving-armature or moving-core type
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA132093 | 1972-01-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE7300802U true DE7300802U (de) | 1973-03-29 |
Family
ID=4092018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19737300802 Expired DE7300802U (de) | 1972-01-10 | 1973-01-10 | Elektroakustischer wandler oder empfaenger mit abgeglichenem anker |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE7300802U (enExample) |
| FR (1) | FR2167867B1 (enExample) |
| GB (1) | GB1379372A (enExample) |
| SE (1) | SE377025B (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1190993C (zh) * | 1997-04-17 | 2005-02-23 | 伯斯有限公司 | 降低有源噪声的头戴送受话器及其中使用的模块 |
| JP5265373B2 (ja) | 2005-11-11 | 2013-08-14 | フィテック システムズ リミテッド | ノイズ消去イヤホン |
| NZ584418A (en) | 2007-10-02 | 2012-12-21 | Phitek Systems Ltd | Component for noise reducing earphone |
| US9818394B2 (en) | 2009-11-30 | 2017-11-14 | Graeme Colin Fuller | Realisation of controller transfer function for active noise cancellation |
| BR112012028245B1 (pt) | 2010-05-17 | 2021-04-20 | Phitek Systems, Ltd. | unidade de suporte do módulo e unidade de exibição de vídeo |
| EP2471710A1 (en) | 2010-11-15 | 2012-07-04 | Nigel Greig | Media distribution system |
| CN103748903B (zh) | 2011-06-01 | 2017-02-22 | 菲泰克系统有限公司 | 包括有源噪声降低的耳内装置 |
| CN112122088B (zh) * | 2019-06-24 | 2024-06-25 | 苏州嘉辉超声波科技有限公司 | 一种双曲面换能器 |
-
1973
- 1973-01-09 SE SE7300254A patent/SE377025B/xx unknown
- 1973-01-10 DE DE19737300802 patent/DE7300802U/de not_active Expired
- 1973-01-10 GB GB142273A patent/GB1379372A/en not_active Expired
- 1973-01-10 FR FR7300679A patent/FR2167867B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE377025B (enExample) | 1975-06-16 |
| GB1379372A (en) | 1975-01-02 |
| FR2167867B1 (enExample) | 1976-05-14 |
| FR2167867A1 (enExample) | 1973-08-24 |
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