SE8604821L - Slutsteg med automatisk nivakontroll for netsignalering - Google Patents

Slutsteg med automatisk nivakontroll for netsignalering

Info

Publication number
SE8604821L
SE8604821L SE8604821A SE8604821A SE8604821L SE 8604821 L SE8604821 L SE 8604821L SE 8604821 A SE8604821 A SE 8604821A SE 8604821 A SE8604821 A SE 8604821A SE 8604821 L SE8604821 L SE 8604821L
Authority
SE
Sweden
Prior art keywords
voltage
output
output stage
level control
automatic level
Prior art date
Application number
SE8604821A
Other languages
English (en)
Other versions
SE8604821D0 (sv
SE455455B (sv
Inventor
L E Soderstrom
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 SE8604821A priority Critical patent/SE455455B/sv
Publication of SE8604821D0 publication Critical patent/SE8604821D0/sv
Priority to EP87850321A priority patent/EP0267887B1/en
Priority to DE8787850321T priority patent/DE3773124D1/de
Priority to US07/115,880 priority patent/US4843345A/en
Publication of SE8604821L publication Critical patent/SE8604821L/sv
Publication of SE455455B publication Critical patent/SE455455B/sv

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5416—Methods of transmitting or receiving signals via power distribution lines by adding signals to the wave form of the power source
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/5495—Systems for power line communications having measurements and testing channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
SE8604821A 1986-11-11 1986-11-11 Slutsteg med automatisk nivakontroll for netsignalering SE455455B (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE8604821A SE455455B (sv) 1986-11-11 1986-11-11 Slutsteg med automatisk nivakontroll for netsignalering
EP87850321A EP0267887B1 (en) 1986-11-11 1987-10-26 Output stage with automatic level control for power line signalling
DE8787850321T DE3773124D1 (de) 1986-11-11 1987-10-26 Ausgangsstufe mit selbsttaetiger pegelregelung fuer die signalsierung ueber starkstromleitungen.
US07/115,880 US4843345A (en) 1986-11-11 1987-11-02 Output stage with automatic level control for power line signalling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8604821A SE455455B (sv) 1986-11-11 1986-11-11 Slutsteg med automatisk nivakontroll for netsignalering

Publications (3)

Publication Number Publication Date
SE8604821D0 SE8604821D0 (sv) 1986-11-11
SE8604821L true SE8604821L (sv) 1988-05-12
SE455455B SE455455B (sv) 1988-07-11

Family

ID=20366252

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8604821A SE455455B (sv) 1986-11-11 1986-11-11 Slutsteg med automatisk nivakontroll for netsignalering

Country Status (4)

Country Link
US (1) US4843345A (sv)
EP (1) EP0267887B1 (sv)
DE (1) DE3773124D1 (sv)
SE (1) SE455455B (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5283477A (en) * 1989-08-31 1994-02-01 Sharp Kabushiki Kaisha Common driver circuit
DK173291D0 (da) * 1991-10-14 1991-10-14 Ole Cramer Nielsen Datakommunikationssystem af feltbus-type, med et tolederkabel til baade stroemforsyning af tilsluttede enheder og dataoverfoering mellem disse
US5673001A (en) * 1995-06-07 1997-09-30 Motorola, Inc. Method and apparatus for amplifying a signal
KR0158616B1 (ko) * 1995-07-10 1999-01-15 김광호 자동 제어 녹음 회로 오동작 방지 회로가 부가된 녹음/재생 제어 신호 발생장치
US6087897A (en) * 1999-05-06 2000-07-11 Burr-Brown Corporation Offset and non-linearity compensated amplifier and method
DE19940544A1 (de) * 1999-08-26 2001-03-01 Abb Patent Gmbh Einkoppelstufe für ein Datenübertragungssystem für Niederspannungsnetze
EP1089453B1 (en) * 1999-09-30 2010-11-10 STMicroelectronics Srl Level control of the signal produced by a transceiver coupled to a power distribution line
FI115875B (sv) * 2001-12-10 2005-07-29 Jorma Kullervo Romunen Reglering av signalnivån enligt cutterprincipen i ett informationsöverföringssystem i ett lågspänningsnät
FI20030471A0 (sv) 2003-03-31 2003-03-31 Jorma Kullervo Romunen Standardisering av sändningsnivån av ett meddelandeöverföringssystem i ett lågspänningsnät oberoende av matarledning
FI20030470A0 (sv) 2003-03-31 2003-03-31 Jorma Kullervo Romunen Sändare med en fjärrenhet i ett meddelandeöverföringssystem i ett lågspänningsnät
CN106506044A (zh) * 2016-11-11 2017-03-15 金涵声 电力高压传输设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3879672A (en) * 1973-09-04 1975-04-22 Honeywell Inf Systems Digital automatic gain control circuit
US4066977A (en) * 1976-03-30 1978-01-03 E-Systems, Inc. Digitized AGC amplifier with gain hysteresis circuit
US4451801A (en) * 1981-08-24 1984-05-29 National Semiconductor Corporation Wideband linear carrier current amplifier

Also Published As

Publication number Publication date
EP0267887B1 (en) 1991-09-18
US4843345A (en) 1989-06-27
SE8604821D0 (sv) 1986-11-11
SE455455B (sv) 1988-07-11
EP0267887A1 (en) 1988-05-18
DE3773124D1 (de) 1991-10-24

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