DE69736051D1 - Elektromechanischer und akustischer Wandler für einen tragbaren Terminal - Google Patents

Elektromechanischer und akustischer Wandler für einen tragbaren Terminal

Info

Publication number
DE69736051D1
DE69736051D1 DE69736051T DE69736051T DE69736051D1 DE 69736051 D1 DE69736051 D1 DE 69736051D1 DE 69736051 T DE69736051 T DE 69736051T DE 69736051 T DE69736051 T DE 69736051T DE 69736051 D1 DE69736051 D1 DE 69736051D1
Authority
DE
Germany
Prior art keywords
electromechanical
portable terminal
acoustic transducer
acoustic
transducer
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
Application number
DE69736051T
Other languages
English (en)
Other versions
DE69736051T2 (de
Inventor
Shuji Saiki
Sawako Usuki
Mitsukazu Kuze
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69736051D1 publication Critical patent/DE69736051D1/de
Application granted granted Critical
Publication of DE69736051T2 publication Critical patent/DE69736051T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
DE69736051T 1996-11-29 1997-11-27 Elektromechanischer und akustischer Wandler für einen tragbaren Terminal Expired - Lifetime DE69736051T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP31896696 1996-11-29
JP31896696 1996-11-29
JP15411797 1997-06-11
JP15411797 1997-06-11
JP15630497 1997-06-13
JP15630497 1997-06-13

Publications (2)

Publication Number Publication Date
DE69736051D1 true DE69736051D1 (de) 2006-07-20
DE69736051T2 DE69736051T2 (de) 2007-01-04

Family

ID=27320601

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69736051T Expired - Lifetime DE69736051T2 (de) 1996-11-29 1997-11-27 Elektromechanischer und akustischer Wandler für einen tragbaren Terminal

Country Status (7)

Country Link
US (1) US6208237B1 (de)
EP (1) EP0845920B1 (de)
KR (1) KR100272305B1 (de)
CN (2) CN1239044C (de)
DE (1) DE69736051T2 (de)
HK (2) HK1015603A1 (de)
TW (1) TW353849B (de)

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CN1239044C (zh) 2006-01-25
CN1198071A (zh) 1998-11-04
EP0845920A3 (de) 1999-05-26
EP0845920B1 (de) 2006-06-07
HK1063705A1 (en) 2005-01-07
CN1501737A (zh) 2004-06-02
US6208237B1 (en) 2001-03-27
HK1015603A1 (en) 1999-10-15
EP0845920A2 (de) 1998-06-03
DE69736051T2 (de) 2007-01-04
KR19980042920A (ko) 1998-08-17
TW353849B (en) 1999-03-01
KR100272305B1 (ko) 2000-11-15
CN1144499C (zh) 2004-03-31

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