DE3213819C2 - - Google Patents
Info
- Publication number
- DE3213819C2 DE3213819C2 DE19823213819 DE3213819A DE3213819C2 DE 3213819 C2 DE3213819 C2 DE 3213819C2 DE 19823213819 DE19823213819 DE 19823213819 DE 3213819 A DE3213819 A DE 3213819A DE 3213819 C2 DE3213819 C2 DE 3213819C2
- Authority
- DE
- Germany
- Prior art keywords
- capsule according
- voice coil
- amplifier
- housing
- connecting pins
- 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
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
- H04R9/045—Mounting
-
- 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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/04—Structural association of microphone with electric circuitry therefor
-
- 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
- H04R9/10—Telephone receivers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Telephone Set Structure (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823213819 DE3213819A1 (de) | 1982-04-15 | 1982-04-15 | Sprechkapsel fuer telefonapparate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823213819 DE3213819A1 (de) | 1982-04-15 | 1982-04-15 | Sprechkapsel fuer telefonapparate |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3213819A1 DE3213819A1 (de) | 1983-10-27 |
DE3213819C2 true DE3213819C2 (zh) | 1989-05-03 |
Family
ID=6160943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19823213819 Granted DE3213819A1 (de) | 1982-04-15 | 1982-04-15 | Sprechkapsel fuer telefonapparate |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3213819A1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3510346A1 (de) * | 1985-03-22 | 1986-10-02 | Fernsprech- und Signalbau KG Schüler & Vershoven, 4300 Essen | Dynamischer, akustischer wandler |
FI103747B1 (fi) | 1998-01-29 | 1999-08-31 | Emf Acoustics Oy Ltd | Värähtelymuunninyksikkö |
JP2005535212A (ja) * | 2002-07-31 | 2005-11-17 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 組込型変換器回路付き電気音響変換器 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2927925C2 (de) * | 1979-07-11 | 1983-01-20 | Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt | Elektrodynamischer Wandler, insbesondere für Fernsprechapparate |
-
1982
- 1982-04-15 DE DE19823213819 patent/DE3213819A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3213819A1 (de) | 1983-10-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8127 | New person/name/address of the applicant |
Owner name: NOKIA GRAETZ GMBH, 7530 PFORZHEIM, DE |
|
D2 | Grant after examination | ||
8363 | Opposition against the patent | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: NOKIA UNTERHALTUNGSELEKTRONIK (DEUTSCHLAND) GMBH, |
|
8365 | Fully valid after opposition proceedings | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: NOKIA (DEUTSCHLAND) GMBH, 7530 PFORZHEIM, DE |
|
8339 | Ceased/non-payment of the annual fee |