CN1239044C - 电气-机械-音响变换器及携带式终端装置 - Google Patents
电气-机械-音响变换器及携带式终端装置 Download PDFInfo
- Publication number
- CN1239044C CN1239044C CNB031593879A CN03159387A CN1239044C CN 1239044 C CN1239044 C CN 1239044C CN B031593879 A CNB031593879 A CN B031593879A CN 03159387 A CN03159387 A CN 03159387A CN 1239044 C CN1239044 C CN 1239044C
- Authority
- CN
- China
- Prior art keywords
- electric
- mechanical
- acoustic transducer
- frequency
- acoustic
- 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 - Lifetime
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
-
- 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
- H04R11/02—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
-
- 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
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
- H04M19/047—Vibrating means for incoming calls
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/03—Transducers capable of generating both sound as well as tactile vibration, e.g. as used in cellular phones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/07—Suspension between moving magnetic core and housing
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Multimedia (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
Description
Claims (35)
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP31896696 | 1996-11-29 | ||
JP318966/1996 | 1996-11-29 | ||
JP318966/96 | 1996-11-29 | ||
JP154117/97 | 1997-06-11 | ||
JP154117/1997 | 1997-06-11 | ||
JP15411797 | 1997-06-11 | ||
JP15630497 | 1997-06-13 | ||
JP156304/1997 | 1997-06-13 | ||
JP156304/97 | 1997-06-13 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB971229953A Division CN1144499C (zh) | 1996-11-29 | 1997-11-26 | 电气-机械-音响变换器及携带式终端装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1501737A CN1501737A (zh) | 2004-06-02 |
CN1239044C true CN1239044C (zh) | 2006-01-25 |
Family
ID=27320601
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031593879A Expired - Lifetime CN1239044C (zh) | 1996-11-29 | 1997-11-26 | 电气-机械-音响变换器及携带式终端装置 |
CNB971229953A Expired - Lifetime CN1144499C (zh) | 1996-11-29 | 1997-11-26 | 电气-机械-音响变换器及携带式终端装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB971229953A Expired - Lifetime CN1144499C (zh) | 1996-11-29 | 1997-11-26 | 电气-机械-音响变换器及携带式终端装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6208237B1 (zh) |
EP (1) | EP0845920B1 (zh) |
KR (1) | KR100272305B1 (zh) |
CN (2) | CN1239044C (zh) |
DE (1) | DE69736051T2 (zh) |
HK (2) | HK1015603A1 (zh) |
TW (1) | TW353849B (zh) |
Families Citing this family (113)
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CN116799485B (zh) * | 2023-06-09 | 2024-02-20 | 武汉理工大学 | 一种超低频天线系统 |
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-
1997
- 1997-11-25 TW TW086117709A patent/TW353849B/zh active
- 1997-11-26 CN CNB031593879A patent/CN1239044C/zh not_active Expired - Lifetime
- 1997-11-26 CN CNB971229953A patent/CN1144499C/zh not_active Expired - Lifetime
- 1997-11-26 US US08/979,746 patent/US6208237B1/en not_active Expired - Lifetime
- 1997-11-27 EP EP97120827A patent/EP0845920B1/en not_active Expired - Lifetime
- 1997-11-27 DE DE69736051T patent/DE69736051T2/de not_active Expired - Lifetime
- 1997-11-29 KR KR1019970064384A patent/KR100272305B1/ko not_active IP Right Cessation
-
1999
- 1999-02-05 HK HK99100497A patent/HK1015603A1/xx not_active IP Right Cessation
-
2004
- 2004-08-27 HK HK04106445A patent/HK1063705A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CN1144499C (zh) | 2004-03-31 |
HK1063705A1 (en) | 2005-01-07 |
DE69736051D1 (de) | 2006-07-20 |
EP0845920A3 (en) | 1999-05-26 |
KR19980042920A (ko) | 1998-08-17 |
EP0845920A2 (en) | 1998-06-03 |
KR100272305B1 (ko) | 2000-11-15 |
CN1501737A (zh) | 2004-06-02 |
EP0845920B1 (en) | 2006-06-07 |
TW353849B (en) | 1999-03-01 |
CN1198071A (zh) | 1998-11-04 |
US6208237B1 (en) | 2001-03-27 |
DE69736051T2 (de) | 2007-01-04 |
HK1015603A1 (en) | 1999-10-15 |
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Assignee: Matsushita Electric Industrial Co., Ltd. Assignor: Namiki Precision Jewel Co., Ltd. Contract record no.: 2010990000872 Denomination of invention: Electro-machanical and acoustic transducer for prtable teminal unit Granted publication date: 20060125 License type: Common License Open date: 20040602 Record date: 20101104 |
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