WO2002037816A3 - Procede d'utilisation d'un systeme mains-libres et/ou d'un haut-parleur dans un terminal telephonique mobile - Google Patents

Procede d'utilisation d'un systeme mains-libres et/ou d'un haut-parleur dans un terminal telephonique mobile Download PDF

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Publication number
WO2002037816A3
WO2002037816A3 PCT/DE2001/004120 DE0104120W WO0237816A3 WO 2002037816 A3 WO2002037816 A3 WO 2002037816A3 DE 0104120 W DE0104120 W DE 0104120W WO 0237816 A3 WO0237816 A3 WO 0237816A3
Authority
WO
WIPO (PCT)
Prior art keywords
hands
operating
mobile radio
radio terminal
free system
Prior art date
Application number
PCT/DE2001/004120
Other languages
German (de)
English (en)
Other versions
WO2002037816A2 (fr
Inventor
Gerd Boehnke
Original Assignee
Siemens Ag
Gerd Boehnke
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 Siemens Ag, Gerd Boehnke filed Critical Siemens Ag
Publication of WO2002037816A2 publication Critical patent/WO2002037816A2/fr
Publication of WO2002037816A3 publication Critical patent/WO2002037816A3/fr

Links

Classifications

    • 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
    • H04M1/605—Portable telephones adapted for handsfree use involving control of the receiver volume to provide a dual operational mode at close or far distance from the user
    • 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
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Telephone Function (AREA)
  • Telephone Set Structure (AREA)

Abstract

L'invention concerne un procédé d'utilisation d'un système mains-libres et/ou d'un haut-parleur dans l'élément mobile d'un terminal téléphonique, un amplificateur comportant des plaques de microphone ou une membrane servant simultanément de récepteur. Selon l'invention, le niveau appliqué au microphone est régulé en fonction de la charge acoustique à une certaine fréquence propre des plaques de microphone.
PCT/DE2001/004120 2000-11-03 2001-10-31 Procede d'utilisation d'un systeme mains-libres et/ou d'un haut-parleur dans un terminal telephonique mobile WO2002037816A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2000154610 DE10054610A1 (de) 2000-11-03 2000-11-03 Verfahren zum Betrieb eines Freisprechers und/oder Lauthörers in einem Mobilfunkendgerät
DE10054610.2 2000-11-03

Publications (2)

Publication Number Publication Date
WO2002037816A2 WO2002037816A2 (fr) 2002-05-10
WO2002037816A3 true WO2002037816A3 (fr) 2003-02-27

Family

ID=7662085

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2001/004120 WO2002037816A2 (fr) 2000-11-03 2001-10-31 Procede d'utilisation d'un systeme mains-libres et/ou d'un haut-parleur dans un terminal telephonique mobile

Country Status (2)

Country Link
DE (1) DE10054610A1 (fr)
WO (1) WO2002037816A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1523218A1 (fr) * 2003-10-10 2005-04-13 Sony Ericsson Mobile Communications AB Méthode de réglage d'un haut-parleur et dispositif de réglage associé

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0564160A2 (fr) * 1992-04-01 1993-10-06 AT&T Corp. Arrangement à commutateur d'un écouteur-parleur pour un dispositif de communication portatif
US5729604A (en) * 1996-03-14 1998-03-17 Northern Telecom Limited Safety switch for communication device
US5790679A (en) * 1996-06-06 1998-08-04 Northern Telecom Limited Communications terminal having a single transducer for handset and handsfree receive functionality

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0564160A2 (fr) * 1992-04-01 1993-10-06 AT&T Corp. Arrangement à commutateur d'un écouteur-parleur pour un dispositif de communication portatif
US5729604A (en) * 1996-03-14 1998-03-17 Northern Telecom Limited Safety switch for communication device
US5790679A (en) * 1996-06-06 1998-08-04 Northern Telecom Limited Communications terminal having a single transducer for handset and handsfree receive functionality

Also Published As

Publication number Publication date
WO2002037816A2 (fr) 2002-05-10
DE10054610A1 (de) 2002-05-23

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Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application
122 Ep: pct application non-entry in european phase
NENP Non-entry into the national phase

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