PT97039A - Disposicao para alimentacao de energia reduzida - Google Patents

Disposicao para alimentacao de energia reduzida

Info

Publication number
PT97039A
PT97039A PT97039A PT9703991A PT97039A PT 97039 A PT97039 A PT 97039A PT 97039 A PT97039 A PT 97039A PT 9703991 A PT9703991 A PT 9703991A PT 97039 A PT97039 A PT 97039A
Authority
PT
Portugal
Prior art keywords
reduced energy
energy
reduced
Prior art date
Application number
PT97039A
Other languages
English (en)
Other versions
PT97039B (pt
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 PT97039A publication Critical patent/PT97039A/pt
Publication of PT97039B publication Critical patent/PT97039B/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
  • Generation Of Surge Voltage And Current (AREA)
  • Valve Device For Special Equipments (AREA)
PT97039A 1990-03-15 1991-03-14 Disposicao para alimentacao de energia reduzida PT97039B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9000929A SE465799B (sv) 1990-03-15 1990-03-15 Anordning foer reducerad effektmatning till en abonnentlinje

Publications (2)

Publication Number Publication Date
PT97039A true PT97039A (pt) 1993-03-31
PT97039B PT97039B (pt) 1998-10-30

Family

ID=20378873

Family Applications (1)

Application Number Title Priority Date Filing Date
PT97039A PT97039B (pt) 1990-03-15 1991-03-14 Disposicao para alimentacao de energia reduzida

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) FI923862A0 (pt)
GR (1) GR3017667T3 (pt)
IE (1) IE69576B1 (pt)
NO (1) NO923433D0 (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
WO2008038617A1 (fr) * 2006-09-29 2008-04-03 Nec Corporation Appareil de sélection de signal, appareil de rectification de circuit, simulateur de circuit, émulateur de circuit, procédé et programme de sélection de signal

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
SE9000929L (sv) 1991-09-16
KR0129037B1 (ko) 1998-04-08
BR9106161A (pt) 1993-03-16
KR930701044A (ko) 1993-03-16
FI923862A (fi) 1992-08-28
ES2077836T3 (es) 1995-12-01
DE69112887D1 (de) 1995-10-19
IE69576B1 (en) 1996-10-02
AU7541091A (en) 1991-10-10
PT97039B (pt) 1998-10-30
SE465799B (sv) 1991-10-28
DK0452286T3 (da) 1995-11-13
EP0452286A1 (en) 1991-10-16
CA2074479A1 (en) 1991-09-16
IE910815A1 (en) 1991-09-25
US5323453A (en) 1994-06-21
TNSN91014A1 (fr) 1992-10-25
AU650263B2 (en) 1994-06-16
JPH05505708A (ja) 1993-08-19
EP0452286B1 (en) 1995-09-13
WO1991014333A1 (en) 1991-09-19
DE69112887T2 (de) 1996-03-14
FI923862A0 (fi) 1992-08-28
NO923433L (no) 1992-09-03
GR3017667T3 (en) 1996-01-31
NO923433D0 (no) 1992-09-03
SE9000929D0 (sv) 1990-03-15

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19921110

FG3A Patent granted, date of granting

Effective date: 19980713

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20000131