SE9403875L - Drivsteg - Google Patents

Drivsteg

Info

Publication number
SE9403875L
SE9403875L SE9403875A SE9403875A SE9403875L SE 9403875 L SE9403875 L SE 9403875L SE 9403875 A SE9403875 A SE 9403875A SE 9403875 A SE9403875 A SE 9403875A SE 9403875 L SE9403875 L SE 9403875L
Authority
SE
Sweden
Prior art keywords
driving
pct
date
sec
hand
Prior art date
Application number
SE9403875A
Other languages
Unknown language ( )
English (en)
Other versions
SE9403875D0 (sv
SE503688C2 (sv
Inventor
Hans Oskar Eriksson
Carl-Henrik Malmgren
Henrik Helmer Hellberg
Elisabeth Maria Larsson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9403875A priority Critical patent/SE503688C2/sv
Publication of SE9403875D0 publication Critical patent/SE9403875D0/sv
Priority to EP95944466A priority patent/EP0791245B1/en
Priority to US08/836,226 priority patent/US5901221A/en
Priority to CN95196150.0A priority patent/CN1089506C/zh
Priority to ES95944466T priority patent/ES2176361T3/es
Priority to CA002204873A priority patent/CA2204873A1/en
Priority to JP8515976A priority patent/JPH10513018A/ja
Priority to DE69526447T priority patent/DE69526447T2/de
Priority to KR1019970703078A priority patent/KR100390387B1/ko
Priority to PCT/SE1995/001322 priority patent/WO1996015592A1/en
Priority to AU46803/96A priority patent/AU4680396A/en
Publication of SE9403875L publication Critical patent/SE9403875L/sv
Publication of SE503688C2 publication Critical patent/SE503688C2/sv
Priority to FI971888A priority patent/FI971888A0/sv
Priority to HK98106240A priority patent/HK1007069A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/005—Feeding arrangements without the use of line transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Devices For Supply Of Signal Current (AREA)
SE9403875A 1994-11-10 1994-11-10 Drivsteg SE503688C2 (sv)

Priority Applications (13)

Application Number Priority Date Filing Date Title
SE9403875A SE503688C2 (sv) 1994-11-10 1994-11-10 Drivsteg
AU46803/96A AU4680396A (en) 1994-11-10 1995-11-08 Driving stage
JP8515976A JPH10513018A (ja) 1994-11-10 1995-11-08 駆動段
KR1019970703078A KR100390387B1 (ko) 1994-11-10 1995-11-08 구동장치
CN95196150.0A CN1089506C (zh) 1994-11-10 1995-11-08 驱动级
ES95944466T ES2176361T3 (es) 1994-11-10 1995-11-08 Etapa de excitacion.
CA002204873A CA2204873A1 (en) 1994-11-10 1995-11-08 Driving stage
EP95944466A EP0791245B1 (en) 1994-11-10 1995-11-08 Driving stage
DE69526447T DE69526447T2 (de) 1994-11-10 1995-11-08 Treiberstufe
US08/836,226 US5901221A (en) 1994-11-10 1995-11-08 Driving stage for driving differential amplifiers of a subscriber line interface circuit
PCT/SE1995/001322 WO1996015592A1 (en) 1994-11-10 1995-11-08 Driving stage
FI971888A FI971888A0 (sv) 1994-11-10 1997-05-02 Drivsteg
HK98106240A HK1007069A1 (en) 1994-11-10 1998-04-14 Driving stage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9403875A SE503688C2 (sv) 1994-11-10 1994-11-10 Drivsteg

Publications (3)

Publication Number Publication Date
SE9403875D0 SE9403875D0 (sv) 1994-11-10
SE9403875L true SE9403875L (sv) 1996-05-11
SE503688C2 SE503688C2 (sv) 1996-07-29

Family

ID=20395927

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9403875A SE503688C2 (sv) 1994-11-10 1994-11-10 Drivsteg

Country Status (13)

Country Link
US (1) US5901221A (sv)
EP (1) EP0791245B1 (sv)
JP (1) JPH10513018A (sv)
KR (1) KR100390387B1 (sv)
CN (1) CN1089506C (sv)
AU (1) AU4680396A (sv)
CA (1) CA2204873A1 (sv)
DE (1) DE69526447T2 (sv)
ES (1) ES2176361T3 (sv)
FI (1) FI971888A0 (sv)
HK (1) HK1007069A1 (sv)
SE (1) SE503688C2 (sv)
WO (1) WO1996015592A1 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6738855B1 (en) 2000-01-14 2004-05-18 National Semiconductor Corporation Communication interface between a TTL microcontroller and a RS232 Device avoiding level translation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8103572A (nl) * 1981-07-29 1983-02-16 Philips Nv Drijverschakeling.
FR2577737B1 (fr) * 1985-02-15 1987-04-17 Thomson Csf Circuit d'interface de ligne d'abonne telephonique avec mode de veille a puissance reduite
IT1215254B (it) * 1985-03-20 1990-01-31 Ates Componenti Elettron Circuito, integrabile monoliticamente, per la misura di correnti longitudinali e trasversali in una linea ditrasmissione bifilare.
US4841175A (en) * 1987-01-23 1989-06-20 Siemens Aktiengesellschaft ECL-compatible input/output circuits in CMOS technology
NL9001966A (nl) * 1990-09-06 1992-04-01 Philips Nv Versterkerschakeling.
JPH0595231A (ja) * 1991-10-03 1993-04-16 Nec Corp 出力回路
EP0622943B1 (en) * 1993-04-30 2001-09-12 STMicroelectronics S.r.l. Power management circuit for a subscriber line interface circuit
SE501975C2 (sv) * 1993-11-09 1995-07-03 Ericsson Telefon Ab L M Gränssnittskrets mellan fyrtrådsledning och tvåtrådsledning
US5649009A (en) * 1994-11-14 1997-07-15 Harris Corporation Differential longitudinal amplifier for a subscriber line interface circuit

Also Published As

Publication number Publication date
ES2176361T3 (es) 2002-12-01
AU4680396A (en) 1996-06-06
KR100390387B1 (ko) 2003-08-30
FI971888A (sv) 1997-05-02
DE69526447T2 (de) 2002-09-19
US5901221A (en) 1999-05-04
SE9403875D0 (sv) 1994-11-10
CN1089506C (zh) 2002-08-21
JPH10513018A (ja) 1998-12-08
SE503688C2 (sv) 1996-07-29
FI971888A0 (sv) 1997-05-02
CA2204873A1 (en) 1996-05-23
DE69526447D1 (de) 2002-05-23
WO1996015592A1 (en) 1996-05-23
EP0791245B1 (en) 2002-04-17
CN1165597A (zh) 1997-11-19
HK1007069A1 (en) 1999-04-01
EP0791245A1 (en) 1997-08-27

Similar Documents

Publication Publication Date Title
AU629685B2 (en) Amplifying with directly coupled, cascaded amplifiers
EP0615375A3 (en) Subscriber line interface circuit
MY116889A (en) Sense amplifier circuit
TW327256B (en) Low voltage operational amplifier input stage and method
MX9503581A (es) Aparato de interconexion optica que tiene una banda de paso amplia y substancialmente plana.
NO942674L (no) Feilreagerende veksel-forsterker og forbikoplersystem for kommunikasjonsforsterker
CA2127854A1 (en) Logarithmic Amplifying Circuit Based on the Bias-Offset Technique
ES8202459A1 (es) Un circuito amplificador del tipo de clase b
AU5665486A (en) Signal processing device with a level adapter circuit
FI922772A0 (fi) Ytvaogsreflektorfilter.
SE9403875D0 (sv) Drivsteg
DE69918394D1 (de) Begrenzungsschaltung für einen analogen Verstärker
SE8602889D0 (sv) Sett och anordning att strommata en telefonlinje for att vid begrensad batterispenning kunna overfora en odistorderad talsignal
SE8205342L (sv) Metod och anordning vid strommatning av en abonnentapparat fran en telefonvexel
EP0297715A3 (en) Improved differential input stage for differential line receivers and operational amplifiers
WO1995035595A3 (en) Differential amplifier with common-mode rejection for low supply voltages
EP0346020A3 (en) Drive amplifier circuit
ES8401289A1 (es) "un amplificador operacional en circuito integrado de alta tension".
SE9604104D0 (sv) Anordning för att stabilisera ett slutsteg jämte slutsteg
ATE186808T1 (de) Fernsprechschaltung mit geringer verlustleistung
WO1998004037A3 (en) Electronic circuit comprising complementary transconductors for filters and oscillators
SE9101459D0 (sv) Limiterande foerstaerkare
EP0373853A3 (en) Amplifier output stage
AU5464294A (en) Circuit arrangement for an integrated output amplifier
JPS5528616A (en) Drive system for transmission line

Legal Events

Date Code Title Description
NUG Patent has lapsed