BR9106161A - Sistema para reduzir a corrente de linha fornecida por um circuito de linha de uma central telefonica a uma linha de assinante - Google Patents

Sistema para reduzir a corrente de linha fornecida por um circuito de linha de uma central telefonica a uma linha de assinante

Info

Publication number
BR9106161A
BR9106161A BR919106161A BR9106161A BR9106161A BR 9106161 A BR9106161 A BR 9106161A BR 919106161 A BR919106161 A BR 919106161A BR 9106161 A BR9106161 A BR 9106161A BR 9106161 A BR9106161 A BR 9106161A
Authority
BR
Brazil
Prior art keywords
line
reduce
power plant
chain provided
telephone power
Prior art date
Application number
BR919106161A
Other languages
English (en)
Inventor
Juho Arras
Mats Carlos Sixtensson Olstedt
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
Publication of BR9106161A publication Critical patent/BR9106161A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
BR919106161A 1990-03-15 1991-02-11 Sistema para reduzir a corrente de linha fornecida por um circuito de linha de uma central telefonica a uma linha de assinante BR9106161A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9000929A SE465799B (sv) 1990-03-15 1990-03-15 Anordning foer reducerad effektmatning till en abonnentlinje
PCT/SE1991/000092 WO1991014333A1 (en) 1990-03-15 1991-02-11 An arrangement for reduced power supply

Publications (1)

Publication Number Publication Date
BR9106161A true BR9106161A (pt) 1993-03-16

Family

ID=20378873

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919106161A BR9106161A (pt) 1990-03-15 1991-02-11 Sistema para reduzir a corrente de linha fornecida por um circuito de linha de uma central telefonica a uma linha de assinante

Country Status (18)

Country Link
US (1) US5323453A (pt)
EP (1) EP0452286B1 (pt)
JP (1) JPH05505708A (pt)
KR (1) KR0129037B1 (pt)
AU (1) AU650263B2 (pt)
BR (1) BR9106161A (pt)
CA (1) CA2074479A1 (pt)
DE (1) DE69112887T2 (pt)
DK (1) DK0452286T3 (pt)
ES (1) ES2077836T3 (pt)
FI (1) FI923862A (pt)
GR (1) GR3017667T3 (pt)
IE (1) IE69576B1 (pt)
NO (1) NO923433L (pt)
PT (1) PT97039B (pt)
SE (1) SE465799B (pt)
TN (1) TNSN91014A1 (pt)
WO (1) WO1991014333A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3360184B2 (ja) * 1993-09-20 2002-12-24 富士通株式会社 光加入者伝送システムに於ける給電制御方式
SE507739C2 (sv) * 1996-11-08 1998-07-06 Ericsson Telefon Ab L M Anordning vid en linjekrets för mätning av linjespänning
DE19653625A1 (de) * 1996-12-20 1998-06-25 Siemens Ag Verfahren und Anordnung zur Fernspeisung mehrerer gleichartiger Verbraucher aus einer Energiequelle
JPH10243093A (ja) * 1996-12-25 1998-09-11 Fujitsu Ltd 無給電通信方法及び交換機
US6278778B1 (en) 1998-12-30 2001-08-21 Alcatel Usa Sourcing, L.P. System and method of power limiting call processing in telecommunications equipment
US7480713B2 (en) * 2000-12-15 2009-01-20 International Business Machines Corporation Method and system for network management with redundant monitoring and categorization of endpoints
EP2071480A4 (en) * 2006-09-29 2012-08-22 Nec Corp SIGNAL SELECTION APPARATUS, CIRCUIT RECTIFICATION APPARATUS, CIRCUIT SIMULATOR, CIRCUIT EMULATOR, SIGNAL SELECTION METHOD AND PROGRAM

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH586983A5 (pt) * 1974-12-23 1977-04-15 Ibm
US4254305A (en) * 1979-02-07 1981-03-03 International Telephone And Telegraph Corporation Current limited subscriber line feed circuit
GB2064915B (en) * 1979-11-29 1984-03-21 Standard Telephones Cables Ltd Telephone line feed circuit
GB2071461B (en) * 1980-02-14 1984-01-25 Standard Telephones Cables Ltd Telephone line feed
JPS5737967A (en) * 1980-08-15 1982-03-02 Nec Corp Talking current supply protecting circuit
CA1157175A (en) * 1981-02-20 1983-11-15 Mitel Corporation Power saving line circuit
SE431704B (sv) * 1982-07-06 1984-02-20 Ericsson Telefon Ab L M Forfarande vid strommatning av en abonnentapparat fran en telefonvexel
SE433284B (sv) * 1982-09-17 1984-05-14 Ericsson Telefon Ab L M Anordning for strommatning av en abonnentapparat
SE433285B (sv) * 1982-09-22 1984-05-14 Ericsson Telefon Ab L M Anordning for strommatning av en abonnentapparat
JPS5981960A (ja) * 1982-11-01 1984-05-11 Nippon Telegr & Teleph Corp <Ntt> 可変給電特性型電流供給回路
DE3431074A1 (de) * 1984-08-23 1986-02-27 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung fuer eine kleine fernsprechnebenstellenanlage
US4653088A (en) * 1985-03-25 1987-03-24 Wang Laboratories, Inc. Telephone circuitry with power backup
US4760379A (en) * 1986-09-05 1988-07-26 Bell Of Pennsylvania Fail-safe high temperature alarm
JPS6457866A (en) * 1987-08-28 1989-03-06 Fujitsu Ltd Feeding current control circuit
US4856059A (en) * 1987-11-13 1989-08-08 Itec, Inc. Semiconductor subscriber line interface circuit with enhanced survivability

Also Published As

Publication number Publication date
IE910815A1 (en) 1991-09-25
NO923433D0 (no) 1992-09-03
NO923433L (no) 1992-09-03
DE69112887D1 (de) 1995-10-19
DK0452286T3 (da) 1995-11-13
EP0452286A1 (en) 1991-10-16
JPH05505708A (ja) 1993-08-19
PT97039B (pt) 1998-10-30
KR0129037B1 (ko) 1998-04-08
SE9000929D0 (sv) 1990-03-15
FI923862A0 (fi) 1992-08-28
GR3017667T3 (en) 1996-01-31
AU7541091A (en) 1991-10-10
KR930701044A (ko) 1993-03-16
CA2074479A1 (en) 1991-09-16
FI923862A (fi) 1992-08-28
PT97039A (pt) 1993-03-31
SE9000929L (sv) 1991-09-16
TNSN91014A1 (fr) 1992-10-25
WO1991014333A1 (en) 1991-09-19
AU650263B2 (en) 1994-06-16
SE465799B (sv) 1991-10-28
ES2077836T3 (es) 1995-12-01
DE69112887T2 (de) 1996-03-14
IE69576B1 (en) 1996-10-02
US5323453A (en) 1994-06-21
EP0452286B1 (en) 1995-09-13

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 11/02/2011