SE378728B - - Google Patents
Info
- Publication number
- SE378728B SE378728B SE471272A SE471272A SE378728B SE 378728 B SE378728 B SE 378728B SE 471272 A SE471272 A SE 471272A SE 471272 A SE471272 A SE 471272A SE 378728 B SE378728 B SE 378728B
- Authority
- SE
- Sweden
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/44—Arrangements for feeding power to a repeater along the transmission line
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Direct Current Feeding And Distribution (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7113280A FR2133272A5 (xx) | 1971-04-15 | 1971-04-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE378728B true SE378728B (xx) | 1975-09-08 |
Family
ID=9075303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE471272A SE378728B (xx) | 1971-04-15 | 1972-04-12 |
Country Status (12)
Country | Link |
---|---|
US (1) | US3835334A (xx) |
JP (1) | JPS4849313A (xx) |
AU (1) | AU458788B2 (xx) |
BE (1) | BE782068A (xx) |
CA (1) | CA946081A (xx) |
CH (1) | CH539984A (xx) |
DE (1) | DE2217754A1 (xx) |
FR (1) | FR2133272A5 (xx) |
GB (1) | GB1387207A (xx) |
IT (1) | IT954662B (xx) |
NL (1) | NL7204795A (xx) |
SE (1) | SE378728B (xx) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2603629C2 (de) * | 1976-01-30 | 1985-10-17 | Siemens AG, 1000 Berlin und 8000 München | Parallelfernspeisung für Zwischenverstärker einer Nachrichtenübertragungseinrichtung |
KR870000486B1 (ko) * | 1981-02-20 | 1987-03-11 | 금성통신 주식회사 | 선로의 사용을 최소로 한 전력전달 및 평형 방식의 데이타 송수신 회로 |
DE3145437A1 (de) * | 1981-11-16 | 1983-05-26 | Siemens AG, 1000 Berlin und 8000 München | Schalteinrichtung fuer einrichtung zur wechselstrom-parallel-fernspeisung |
CA1163691A (en) * | 1982-02-26 | 1984-03-13 | David E. Dodds | Dataset apparatus |
US4677646B1 (en) * | 1982-02-26 | 1995-05-09 | Saskatchewan Economic Dev Corp | Dataset powered by control and data signals from data terminal |
US5125077A (en) * | 1983-11-02 | 1992-06-23 | Microsoft Corporation | Method of formatting data from a mouse |
DE59102138D1 (de) * | 1990-03-23 | 1994-08-18 | Ant Nachrichtentech | Kabelgebundenes Gleichspannungs-Fernspeisesystem. |
US5382834A (en) * | 1993-03-08 | 1995-01-17 | Impulse Nc, Inc. | Electrical transit power supply system |
US5412716A (en) * | 1993-05-03 | 1995-05-02 | At&T Bell Laboratories | System for efficiently powering repeaters in small diameter cables |
US6175556B1 (en) * | 1994-06-06 | 2001-01-16 | International Business Machines Corporation | Remote powered ethernet repeater |
US6480510B1 (en) | 1998-07-28 | 2002-11-12 | Serconet Ltd. | Local area network of serial intelligent cells |
US6956826B1 (en) | 1999-07-07 | 2005-10-18 | Serconet Ltd. | Local area network for distributing data communication, sensing and control signals |
US6690677B1 (en) | 1999-07-20 | 2004-02-10 | Serconet Ltd. | Network for telephony and data communication |
US6549616B1 (en) | 2000-03-20 | 2003-04-15 | Serconet Ltd. | Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets |
IL154234A (en) | 2003-01-30 | 2010-12-30 | Mosaid Technologies Inc | Method and system for providing dc power on local telephone lines |
IL159838A0 (en) | 2004-01-13 | 2004-06-20 | Yehuda Binder | Information device |
US7580732B2 (en) * | 2004-10-05 | 2009-08-25 | Spirent Communications Of Rockville, Inc. | Subscriber aggregated power |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3459895A (en) * | 1966-05-19 | 1969-08-05 | Itt | Centrally powered subscriber carrier systems |
US3535472A (en) * | 1967-07-21 | 1970-10-20 | Bell Telephone Labor Inc | Repeatered cable transmission systems utilizing dc to dc converters |
NL6711758A (xx) * | 1967-08-25 | 1969-02-27 |
-
1971
- 1971-04-15 FR FR7113280A patent/FR2133272A5/fr not_active Expired
-
1972
- 1972-04-11 NL NL7204795A patent/NL7204795A/xx not_active Application Discontinuation
- 1972-04-12 GB GB1684072A patent/GB1387207A/en not_active Expired
- 1972-04-12 SE SE471272A patent/SE378728B/xx unknown
- 1972-04-12 CH CH539172A patent/CH539984A/de not_active IP Right Cessation
- 1972-04-12 IT IT6812972A patent/IT954662B/it active
- 1972-04-12 CA CA139,481A patent/CA946081A/en not_active Expired
- 1972-04-13 BE BE782068A patent/BE782068A/nl unknown
- 1972-04-13 US US24359472 patent/US3835334A/en not_active Expired - Lifetime
- 1972-04-13 JP JP3656172A patent/JPS4849313A/ja active Pending
- 1972-04-13 DE DE19722217754 patent/DE2217754A1/de not_active Withdrawn
- 1972-04-14 AU AU41153/72A patent/AU458788B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE782068A (nl) | 1972-10-13 |
US3835334A (en) | 1974-09-10 |
DE2217754A1 (de) | 1972-11-09 |
AU4115372A (en) | 1973-10-18 |
NL7204795A (xx) | 1972-10-17 |
JPS4849313A (xx) | 1973-07-12 |
AU458788B2 (en) | 1975-02-17 |
FR2133272A5 (xx) | 1972-11-24 |
CA946081A (en) | 1974-04-23 |
IT954662B (it) | 1973-09-15 |
CH539984A (de) | 1973-07-31 |
GB1387207A (en) | 1975-03-12 |