DE3524280A1 - Lautsprecher mit membrangegenkopplung - Google Patents
Lautsprecher mit membrangegenkopplungInfo
- Publication number
- DE3524280A1 DE3524280A1 DE19853524280 DE3524280A DE3524280A1 DE 3524280 A1 DE3524280 A1 DE 3524280A1 DE 19853524280 DE19853524280 DE 19853524280 DE 3524280 A DE3524280 A DE 3524280A DE 3524280 A1 DE3524280 A1 DE 3524280A1
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- sensor
- loudspeaker
- coil
- metal plate
- 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
- 239000012528 membrane Substances 0.000 title claims description 68
- 229910052751 metal Inorganic materials 0.000 claims description 40
- 239000002184 metal Substances 0.000 claims description 40
- 230000005291 magnetic effect Effects 0.000 claims description 14
- 230000001939 inductive effect Effects 0.000 claims description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 230000005684 electric field Effects 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 9
- 230000010355 oscillation Effects 0.000 description 6
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 4
- 238000013016 damping Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005669 field effect Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 241000158147 Sator Species 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007493 shaping process Methods 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
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853524280 DE3524280A1 (de) | 1985-07-06 | 1985-07-06 | Lautsprecher mit membrangegenkopplung |
| EP86109041A EP0213319A3 (de) | 1985-07-06 | 1986-07-02 | Lautsprecher mit Membrangegenkopplung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853524280 DE3524280A1 (de) | 1985-07-06 | 1985-07-06 | Lautsprecher mit membrangegenkopplung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3524280A1 true DE3524280A1 (de) | 1987-01-15 |
| DE3524280C2 DE3524280C2 (enrdf_load_stackoverflow) | 1989-01-12 |
Family
ID=6275179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853524280 Granted DE3524280A1 (de) | 1985-07-06 | 1985-07-06 | Lautsprecher mit membrangegenkopplung |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0213319A3 (enrdf_load_stackoverflow) |
| DE (1) | DE3524280A1 (enrdf_load_stackoverflow) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5109212A (en) * | 1989-03-29 | 1992-04-28 | Bruno Cortinovis | Electronically controlled horn for motor vehicles |
| US5293009A (en) * | 1991-05-23 | 1994-03-08 | Nokia (Unterhaltungselektronik/(Deutschland) Gmbh | Dust protection cap for conical loudspeaker |
| WO1994027415A1 (en) * | 1993-05-10 | 1994-11-24 | Aura Systems, Inc. | Voice coil excursion and amplitude gain control device |
| US6195442B1 (en) * | 1999-08-27 | 2001-02-27 | The United States Of America As Represented By The Secretary Of The Air Force | Passive vibroacoustic attenuator for structural acoustic control |
| CN111610753A (zh) * | 2020-06-09 | 2020-09-01 | 聊城大学 | 一种双直线电机差动微进给伺服系统及控制方法 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH685657A5 (de) * | 1992-03-24 | 1995-08-31 | Maximilian Hobelsberger | Vorrichtung zur aktiven Simulation einer akustischen Impedanz. |
| EP2081403B1 (en) | 2008-01-17 | 2014-08-13 | VLSI Solution Oy | Method and device for detecting a displacement and movement of a sound producing unit of a woofer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB231972A (en) * | 1924-01-29 | 1925-04-16 | Paul Gustavus Adolphus Helmuth | Improvements in or relating to thermionic amplifying circuits for telephony |
| US2860183A (en) * | 1954-02-01 | 1958-11-11 | Conrad Ivan Willard | Sound reproducing system |
| DE8423528U1 (de) * | 1984-08-08 | 1984-11-08 | Müller, Friedrich, 6650 Homburg | Lautsprecher |
| DE3445572A1 (de) * | 1984-12-14 | 1985-06-27 | Ralf 6520 Worms Müller | Induktive gegenkopplung |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2730500A1 (de) * | 1977-07-06 | 1979-01-25 | Elektroakustische Geraete H Hi | Istwertgeber fuer einen elektrodynamischen lautsprecher |
-
1985
- 1985-07-06 DE DE19853524280 patent/DE3524280A1/de active Granted
-
1986
- 1986-07-02 EP EP86109041A patent/EP0213319A3/de not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB231972A (en) * | 1924-01-29 | 1925-04-16 | Paul Gustavus Adolphus Helmuth | Improvements in or relating to thermionic amplifying circuits for telephony |
| US2860183A (en) * | 1954-02-01 | 1958-11-11 | Conrad Ivan Willard | Sound reproducing system |
| DE8423528U1 (de) * | 1984-08-08 | 1984-11-08 | Müller, Friedrich, 6650 Homburg | Lautsprecher |
| DE3445572A1 (de) * | 1984-12-14 | 1985-06-27 | Ralf 6520 Worms Müller | Induktive gegenkopplung |
Non-Patent Citations (2)
| Title |
|---|
| "radio fernsehen elektronik" 30(1981)H.1,S.45-48 * |
| Wolfgang Clemens BACKES und Friedrich MÜLLER: Aktiver Lautsprecher mit kapazitiver Membran- gegenkopplung,In: Funkschau 1975, H.22, S.773-776 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5109212A (en) * | 1989-03-29 | 1992-04-28 | Bruno Cortinovis | Electronically controlled horn for motor vehicles |
| US5293009A (en) * | 1991-05-23 | 1994-03-08 | Nokia (Unterhaltungselektronik/(Deutschland) Gmbh | Dust protection cap for conical loudspeaker |
| WO1994027415A1 (en) * | 1993-05-10 | 1994-11-24 | Aura Systems, Inc. | Voice coil excursion and amplitude gain control device |
| US5418860A (en) * | 1993-05-10 | 1995-05-23 | Aura Systems, Inc. | Voice coil excursion and amplitude gain control device |
| US6195442B1 (en) * | 1999-08-27 | 2001-02-27 | The United States Of America As Represented By The Secretary Of The Air Force | Passive vibroacoustic attenuator for structural acoustic control |
| CN111610753A (zh) * | 2020-06-09 | 2020-09-01 | 聊城大学 | 一种双直线电机差动微进给伺服系统及控制方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0213319A3 (de) | 1988-09-21 |
| EP0213319A2 (de) | 1987-03-11 |
| DE3524280C2 (enrdf_load_stackoverflow) | 1989-01-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |