DK0561257T3 - - Google Patents

Info

Publication number
DK0561257T3
DK0561257T3 DK93103784.0T DK93103784T DK0561257T3 DK 0561257 T3 DK0561257 T3 DK 0561257T3 DK 93103784 T DK93103784 T DK 93103784T DK 0561257 T3 DK0561257 T3 DK 0561257T3
Authority
DK
Denmark
Prior art keywords
voltage
transmitting
capacitor
supply path
battery
Prior art date
Application number
DK93103784.0T
Other languages
Danish (da)
English (en)
Inventor
Thomas Moliere
Original Assignee
Siemens Ag
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 filed Critical Siemens Ag
Application granted granted Critical
Publication of DK0561257T3 publication Critical patent/DK0561257T3/da

Links

Classifications

    • 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
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/56—Circuits using the same frequency for two directions of communication with provision for simultaneous communication in two directions
    • 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
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/005—Reducing noise, e.g. humm, from the supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Selective Calling Equipment (AREA)
  • Dc-Dc Converters (AREA)
  • Transceivers (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
DK93103784.0T 1992-03-20 1993-03-09 DK0561257T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4209177 1992-03-20

Publications (1)

Publication Number Publication Date
DK0561257T3 true DK0561257T3 (es) 1997-02-24

Family

ID=6454660

Family Applications (1)

Application Number Title Priority Date Filing Date
DK93103784.0T DK0561257T3 (es) 1992-03-20 1993-03-09

Country Status (5)

Country Link
EP (1) EP0561257B1 (es)
AT (1) ATE144663T1 (es)
DE (1) DE59304234D1 (es)
DK (1) DK0561257T3 (es)
ES (1) ES2092708T3 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0674400B1 (de) * 1994-03-24 1999-06-23 Siemens Aktiengesellschaft Funkgerät
JP2762950B2 (ja) * 1995-03-29 1998-06-11 日本電気株式会社 電源切替回路
EP0798840B1 (de) * 1996-03-27 2002-01-30 Siemens Aktiengesellschaft Batterie-Stromversorgung
DE19638129C2 (de) * 1996-09-18 2001-05-23 Siemens Ag Verfahren und Schaltungsanordnung zur Steuerung der Ausgangsleistung von Sendeendstufen
US5960346A (en) * 1997-04-03 1999-09-28 Ericsson, Inc. Apparatus and method for reducing magnetic fields in radio telephones
DE69733822T2 (de) * 1997-11-14 2006-04-13 Option Telekommunikationskarte
WO2000057567A1 (de) * 1999-03-23 2000-09-28 Siemens Aktiengesellschaft Lastsynchrone verdoppler-ladungspumpe mit integriertem längsregler
CN1223090C (zh) * 2000-04-03 2005-10-12 西门子公司 用于运行振荡器的方法以及电路装置和调相环
US7343175B2 (en) * 2003-05-16 2008-03-11 Sierra Wireless, Inc. Peak current control in wireless network interface devices
EP2571150A3 (en) 2011-09-16 2018-02-28 Braun GmbH Power-supply circuit for an electrical appliance having a battery and a dc-to-dc converter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3656052A (en) * 1971-01-04 1972-04-11 Honeywell Inf Systems Apparatus for providing regulated voltage during brief power interruptions
DE3063190D1 (en) * 1980-01-17 1983-06-16 Autophon Ag Portable paging receiver with a shift register and a direct current converter
JPS60230722A (ja) * 1984-04-28 1985-11-16 Nec Corp 無線装置

Also Published As

Publication number Publication date
EP0561257A1 (de) 1993-09-22
ATE144663T1 (de) 1996-11-15
EP0561257B1 (de) 1996-10-23
DE59304234D1 (de) 1996-11-28
ES2092708T3 (es) 1996-12-01

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