ATE249704T1 - Rufgeneratorschaltung - Google Patents

Rufgeneratorschaltung

Info

Publication number
ATE249704T1
ATE249704T1 AT95307878T AT95307878T ATE249704T1 AT E249704 T1 ATE249704 T1 AT E249704T1 AT 95307878 T AT95307878 T AT 95307878T AT 95307878 T AT95307878 T AT 95307878T AT E249704 T1 ATE249704 T1 AT E249704T1
Authority
AT
Austria
Prior art keywords
generator circuit
ring
output
signal
call generator
Prior art date
Application number
AT95307878T
Other languages
English (en)
Inventor
Herbert M K Chen
Original Assignee
Advanced Micro Devices Inc
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 Advanced Micro Devices Inc filed Critical Advanced Micro Devices Inc
Application granted granted Critical
Publication of ATE249704T1 publication Critical patent/ATE249704T1/de

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34—Dc amplifiers in which all stages are dc-coupled
    • H03F3/343—Dc amplifiers in which all stages are dc-coupled with semiconductor devices only
    • H03F3/347—Dc amplifiers in which all stages are dc-coupled with semiconductor devices only in integrated circuits
AT95307878T 1994-11-15 1995-11-06 Rufgeneratorschaltung ATE249704T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/340,386 US5600713A (en) 1994-11-15 1994-11-15 On-board ring signal generator

Publications (1)

Publication Number Publication Date
ATE249704T1 true ATE249704T1 (de) 2003-09-15

Family

ID=23333148

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95307878T ATE249704T1 (de) 1994-11-15 1995-11-06 Rufgeneratorschaltung

Country Status (6)

Country Link
US (1) US5600713A (de)
EP (1) EP0713320B1 (de)
JP (1) JP3892070B2 (de)
KR (1) KR100428419B1 (de)
AT (1) ATE249704T1 (de)
DE (1) DE69531720T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08288983A (ja) * 1995-04-17 1996-11-01 Tokyo Tsuuki:Kk リンガ回路
IL131117A0 (en) 1999-07-26 2001-01-28 Eci Telecom Ltd Sine wave generator suitable for ringer
US6690792B1 (en) 1999-11-19 2004-02-10 Adtran Inc. Active decoupling and power management circuit for line-powered ringing generator
DE10140357C2 (de) * 2001-08-17 2003-07-24 Infineon Technologies Ag Telefonsystem mit regelbarer Klingelspannung
US8379839B2 (en) * 2009-08-07 2013-02-19 Microsemi Semiconductor (U.S.) Inc. Method and apparatus for controlling ringing voltage

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3904833A (en) * 1973-06-04 1975-09-09 Superior Continental Corp Ringing generator circuit with capacitor storage
CH604453A5 (de) * 1976-06-25 1978-09-15 Ibm
NL7904159A (nl) * 1979-05-28 1980-12-02 Philips Nv Inrichting voor het toevoeren van signalen aan een telefoonlijn.
GB2128446B (en) * 1982-10-02 1985-09-04 Standard Telephones Cables Ltd Telecommunication exchange
US4700380A (en) * 1984-07-20 1987-10-13 Om Ahuja Solid state remote actuable switch
DE3633967A1 (de) * 1986-02-17 1987-08-20 Hoechst Ag Chirale umsetzungsprodukte aus mesogenen molekuelbausteinen und bifunktionell reaktionsfaehigen alkandiolderivaten und ihre verwendung als dotierstoff in fluessigkristall-phasen
IT1204809B (it) * 1986-02-19 1989-03-10 Sgs Microelettronica Spa Struttura di amplificatore di potenza per basse frequenze,in particolare di tipo integrato,ad alta stabilita'
IT1213306B (it) * 1986-07-29 1989-12-20 Sgs Microelettronica Spa Circuito telefonico, integrabile monoliticamente, per l'invio disegnali di suoneria in una linea telefonica d'utente e per il riconoscimento dello sgangio in fase di suoneria.
CA1289280C (en) * 1988-08-15 1991-09-17 Rolf Meier Line card with distributed signaling voltages
US5321596A (en) * 1991-03-25 1994-06-14 Raynet Corporation DC/DC/AC power supply for a subscriber interphase unit

Also Published As

Publication number Publication date
DE69531720D1 (de) 2003-10-16
EP0713320A1 (de) 1996-05-22
KR960020292A (ko) 1996-06-17
KR100428419B1 (ko) 2006-02-28
JP3892070B2 (ja) 2007-03-14
EP0713320B1 (de) 2003-09-10
JPH08298542A (ja) 1996-11-12
DE69531720T2 (de) 2004-07-15
US5600713A (en) 1997-02-04

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Legal Events

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