DE69900205T2 - Mobiltelefon mit Freisprecheinrichtung - Google Patents

Mobiltelefon mit Freisprecheinrichtung

Info

Publication number
DE69900205T2
DE69900205T2 DE69900205T DE69900205T DE69900205T2 DE 69900205 T2 DE69900205 T2 DE 69900205T2 DE 69900205 T DE69900205 T DE 69900205T DE 69900205 T DE69900205 T DE 69900205T DE 69900205 T2 DE69900205 T2 DE 69900205T2
Authority
DE
Germany
Prior art keywords
loudspeaker
screen
behind
mode
telephone
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
DE69900205T
Other languages
English (en)
Other versions
DE69900205D1 (de
Inventor
M Fernando Romao
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.)
Vallaroche SAS
Original Assignee
Sagem SA
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 Sagem SA filed Critical Sagem SA
Publication of DE69900205D1 publication Critical patent/DE69900205D1/de
Application granted granted Critical
Publication of DE69900205T2 publication Critical patent/DE69900205T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04M1/035—Improving the acoustic characteristics by means of constructional features of the housing, e.g. ribs, walls, resonating chambers or cavities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/3833—Hand-held transceivers
    • 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
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for telephonic receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
    • H04M1/6041—Portable telephones adapted for handsfree use

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Telephone Set Structure (AREA)
  • Telephone Function (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Steroid Compounds (AREA)
DE69900205T 1998-09-23 1999-09-16 Mobiltelefon mit Freisprecheinrichtung Expired - Lifetime DE69900205T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9812063A FR2783652B1 (fr) 1998-09-23 1998-09-23 Telephone mobile a ecoute amplifiee

Publications (2)

Publication Number Publication Date
DE69900205D1 DE69900205D1 (de) 2001-09-06
DE69900205T2 true DE69900205T2 (de) 2001-12-06

Family

ID=9530894

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69900205T Expired - Lifetime DE69900205T2 (de) 1998-09-23 1999-09-16 Mobiltelefon mit Freisprecheinrichtung

Country Status (5)

Country Link
EP (1) EP1001547B1 (de)
AT (1) ATE203861T1 (de)
DE (1) DE69900205T2 (de)
ES (1) ES2159207T3 (de)
FR (1) FR2783652B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004017773A1 (de) * 2004-03-18 2005-10-06 Cotron Corp. Rahmen für ein Lautsprechermodul, Lautsprechermodul darauf, und elektronische Vorrichtung mit Lautsprechermodul

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK174546B1 (da) * 1998-12-21 2003-05-19 Sony Ericsson Mobile Comm Ab Et kommunikationsapparat
DE10052909A1 (de) * 2000-10-25 2002-05-08 Siemens Ag Kommunikationsendgerät
FI117233B (fi) 2001-06-06 2006-07-31 Flextronics Odm Luxembourg Sa Menetelmä päätelaitteen akustisten ominaisuuksien parantamiseksi ja päätelaite
FR2833128A1 (fr) * 2001-11-30 2003-06-06 Sagem Telephone mobile avec haut-parleur integre dans le volume de l'antenne
DE60204204T2 (de) * 2001-11-30 2006-02-02 Sagem S.A. Mobiltelefon mit einem integrierten Element in dem Freiraum zwischen Antenne und der Schaltplatine
US7505602B2 (en) 2003-02-28 2009-03-17 Sony Ericsson Mobile Communications Ab Mobile device with improved acoustic porting
US7301764B2 (en) * 2005-11-23 2007-11-27 Mitac Technology Corp. Electronic device with audio capability
CN117596526A (zh) * 2022-08-16 2024-02-23 荣耀终端有限公司 一种发声装置及电子设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2948034A1 (de) * 1979-11-29 1981-06-11 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Elektro-akustischer wandler mit zur verbesserung des frequenzverlaufes vorgesehenen resonanzraeumen
US5224151A (en) * 1992-04-01 1993-06-29 At&T Bell Laboratories Automatic handset-speakephone switching arrangement for portable communication device
JPH0745982A (ja) * 1993-07-28 1995-02-14 Toshiba Corp シールドケースとプリント配線板との接続構造
FI102805B (fi) * 1993-11-26 1999-02-15 Nokia Mobile Phones Ltd Matkapuhelimen rakenneratkaisu
JP3128182B2 (ja) * 1994-07-29 2001-01-29 松下電器産業株式会社 電子機器装置
JP3493808B2 (ja) * 1995-05-23 2004-02-03 ソニー株式会社 電磁波遮蔽装置
US5832371A (en) * 1996-11-01 1998-11-03 Ericsson, Inc. Modular radiotelephone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004017773A1 (de) * 2004-03-18 2005-10-06 Cotron Corp. Rahmen für ein Lautsprechermodul, Lautsprechermodul darauf, und elektronische Vorrichtung mit Lautsprechermodul

Also Published As

Publication number Publication date
DE69900205D1 (de) 2001-09-06
EP1001547B1 (de) 2001-08-01
ATE203861T1 (de) 2001-08-15
FR2783652A1 (fr) 2000-03-24
EP1001547A1 (de) 2000-05-17
FR2783652B1 (fr) 2003-05-23
ES2159207T3 (es) 2001-09-16

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: SAGEM MOBILES, PARIS, FR

R082 Change of representative

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