FI931382A - Anordning foer att skydda telekommunikationsutrustning mot spaenningstransienter - Google Patents
Anordning foer att skydda telekommunikationsutrustning mot spaenningstransienter Download PDFInfo
- Publication number
- FI931382A FI931382A FI931382A FI931382A FI931382A FI 931382 A FI931382 A FI 931382A FI 931382 A FI931382 A FI 931382A FI 931382 A FI931382 A FI 931382A FI 931382 A FI931382 A FI 931382A
- Authority
- FI
- Finland
- Prior art keywords
- arrangement
- inductance
- voltage
- point
- break
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/738—Interface circuits for coupling substations to external telephone lines
- H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults
- H04M1/745—Protection devices or circuits for voltages surges on the line
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/005—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection avoiding undesired transient conditions
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Emergency Protection Circuit Devices (AREA)
- Amplifiers (AREA)
- Air Bags (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Filters And Equalizers (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Details Of Television Scanning (AREA)
- Protection Of Static Devices (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB909021222A GB9021222D0 (en) | 1990-09-28 | 1990-09-28 | Circuit protection device |
PCT/GB1991/001668 WO1992006523A1 (en) | 1990-09-28 | 1991-09-27 | Circuit protection device |
Publications (2)
Publication Number | Publication Date |
---|---|
FI931382A true FI931382A (fi) | 1993-03-26 |
FI931382A0 FI931382A0 (fi) | 1993-03-26 |
Family
ID=10682970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI931382A FI931382A0 (fi) | 1990-09-28 | 1993-03-26 | Anordning foer att skydda telekommunikationsutrustning mot spaenningstransienter |
Country Status (18)
Country | Link |
---|---|
US (3) | US5416663A (fi) |
EP (1) | EP0550554B1 (fi) |
JP (1) | JPH06501834A (fi) |
KR (1) | KR100200469B1 (fi) |
AT (1) | ATE146630T1 (fi) |
AU (1) | AU648596B2 (fi) |
BR (1) | BR9106903A (fi) |
CA (1) | CA2092808C (fi) |
DE (1) | DE69123746T2 (fi) |
DK (1) | DK0550554T3 (fi) |
FI (1) | FI931382A0 (fi) |
GB (1) | GB9021222D0 (fi) |
HU (1) | HU216461B (fi) |
IE (1) | IE79442B1 (fi) |
NO (1) | NO931146D0 (fi) |
RU (1) | RU2071161C1 (fi) |
WO (1) | WO1992006523A1 (fi) |
ZA (1) | ZA917752B (fi) |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9021222D0 (en) * | 1990-09-28 | 1990-11-14 | Raychem Ltd | Circuit protection device |
CA2095500C (en) * | 1992-06-08 | 1997-09-23 | Dimitris Jim Pelegris | Telephone line overvoltage protection method and apparatus |
CA2143711A1 (en) * | 1994-12-30 | 1996-07-01 | Craig A. Miller | High voltage d-c current limiter |
US5896265A (en) * | 1995-08-18 | 1999-04-20 | Act Communications, Inc. | Surge suppressor for radio frequency transmission lines |
US6442255B1 (en) * | 1995-12-22 | 2002-08-27 | Thomson Licensing S.A. | Automatic subscriber callback system |
US6163447A (en) * | 1995-12-22 | 2000-12-19 | Thomson Licensing S.A. | Telephone equipment protection circuit |
JP2806870B2 (ja) * | 1996-04-18 | 1998-09-30 | 茨城日本電気株式会社 | 磁気ディスク装置のボイスコイルモータ駆動装置 |
GB2315634A (en) * | 1996-07-18 | 1998-02-04 | Bowthorpe Ind Ltd | Device for protecting a telecommunications apparatus |
US5905623A (en) * | 1997-05-27 | 1999-05-18 | Oneac Corporation | Telephone and data overvoltage protection apparatus including a longitudinal transformer |
US6028417A (en) * | 1997-06-27 | 2000-02-22 | Sun Microsystems, Inc. | Voltage regulator circuit for attenuating inductance-induced on-chip supply variations |
US6198325B1 (en) | 1997-06-27 | 2001-03-06 | Sun Microsystems, Inc. | Differencing non-overlapped dual-output amplifier circuit |
US5790363A (en) * | 1997-12-03 | 1998-08-04 | Tii Industries, Inc. | Ethernet overvoltage/overcurrent protection system |
EP0986158A1 (de) * | 1998-09-11 | 2000-03-15 | Siemens Building Technologies AG | Ueberspannungsschutzeinrichtung für Telefonanschlüsse |
US6266223B1 (en) * | 1999-06-30 | 2001-07-24 | Tyco Electronics Corporation | Line protector for a communications circuit |
US6385030B1 (en) | 1999-09-02 | 2002-05-07 | Marconi Communications, Inc. | Reduced signal loss surge protection circuit |
US6298134B1 (en) * | 1999-09-14 | 2001-10-02 | Tyco Electronics Corporation | System for protecting telecommunications equipment from transient voltages |
US6480604B1 (en) | 1999-10-01 | 2002-11-12 | Porta Systems Corporation | Balanced spectrum limiter for telephone and communication systems and protection module incorporating the same |
EP1130733A1 (en) * | 2000-02-29 | 2001-09-05 | Alcatel | Method and device for distributing electric power in telecommunication central office equipment |
US6628497B1 (en) | 2000-09-07 | 2003-09-30 | Corning Cable Systems Llc | Overvoltage protector bridge circuit |
US7616420B2 (en) * | 2000-12-26 | 2009-11-10 | Landis+Gyr, Inc. | Excessive surge protection method and apparatus |
US7058173B2 (en) * | 2001-02-28 | 2006-06-06 | Thomson Licensing | Multi-stage isolation barrier circuitry and method for connection of a telephony device to a telephone line |
US6965199B2 (en) * | 2001-03-27 | 2005-11-15 | The University Of North Carolina At Chapel Hill | Coated electrode with enhanced electron emission and ignition characteristics |
US6687109B2 (en) | 2001-11-08 | 2004-02-03 | Corning Cable Systems Llc | Central office surge protector with interacting varistors |
US6639779B2 (en) | 2001-12-19 | 2003-10-28 | Oneac Corporation | Frequency selective transient voltage protector |
US7154719B2 (en) | 2002-03-22 | 2006-12-26 | Freescale Semiconductor, Inc. | Circuit for electrostatic discharge protection |
US7209332B2 (en) | 2002-12-10 | 2007-04-24 | Freescale Semiconductor, Inc. | Transient detection circuit |
US7266195B1 (en) | 2003-03-04 | 2007-09-04 | Silicon Laboratories Inc. | Surge clamp protection circuit |
US6968055B1 (en) | 2003-03-26 | 2005-11-22 | Silicon Laboratories Inc. | DC holding circuit |
US6862162B2 (en) * | 2003-04-23 | 2005-03-01 | Teccor Electronics, Lp | Thyristor circuit providing overcurrent protection to a low impedance load |
US8030575B2 (en) * | 2005-12-29 | 2011-10-04 | Sensor Electronic Technology, Inc. | Mounting structure providing electrical surge protection |
FR2904497A1 (fr) * | 2006-07-28 | 2008-02-01 | St Microelectronics Sa | Protection d'une ligne de communication |
US7751169B2 (en) | 2006-10-02 | 2010-07-06 | Harris Stratex Networks Operating Corporation | Signal distribution and surge detection and protection module and method |
US7508643B2 (en) * | 2006-10-27 | 2009-03-24 | Manitowoc Crane Companies, Inc. | System for overvoltage suppression for construction equipment |
US7821758B1 (en) * | 2006-11-16 | 2010-10-26 | Adtran, Inc. | Systems and methods for reducing intermodulation distortion |
DE102008016585A1 (de) * | 2008-03-31 | 2009-10-01 | Weidmüller Interface GmbH & Co. KG | Schutzvorrichtung |
CN102057551B (zh) * | 2008-06-09 | 2013-12-25 | Abb技术有限公司 | 保护设备 |
US8520355B2 (en) * | 2010-07-27 | 2013-08-27 | Regal Beloit America, Inc. | Methods and systems for transient voltage protection |
US8743523B2 (en) | 2010-07-28 | 2014-06-03 | General Electric Company | Systems, methods, and apparatus for limiting voltage across a switch |
CN102354968A (zh) * | 2011-10-12 | 2012-02-15 | 成都兴业雷安电子有限公司 | 一种带光电隔离的浪涌保护器 |
CN103023003B (zh) * | 2012-11-26 | 2015-08-05 | 南京宁普防雷设备制造有限公司 | 过电压吸收电路以及过电压吸收装置 |
US9276391B2 (en) * | 2013-07-21 | 2016-03-01 | The Boeing Company | Fault-tolerant self-indicating surge protection system for aircraft |
US10103540B2 (en) * | 2014-04-24 | 2018-10-16 | General Electric Company | Method and system for transient voltage suppression devices with active control |
CN103986135A (zh) * | 2014-05-09 | 2014-08-13 | 广西南宁百兰斯科技开发有限公司 | 一种用于视频监控的防雷装置 |
US9397087B1 (en) * | 2015-12-13 | 2016-07-19 | International Business Machines Corporation | Distributed electrostatic discharge protection circuit with magnetically coupled differential inputs and outputs |
US20180048145A1 (en) * | 2016-08-12 | 2018-02-15 | Hamilton Sundstrand Corporation | Transient voltage protection circuits |
CN108242802A (zh) | 2016-12-23 | 2018-07-03 | 华为技术有限公司 | 接口防护电路及设备接口 |
US20180337529A1 (en) * | 2017-05-16 | 2018-11-22 | Hamilton Sundstrand Corporation | Aerospace lightning protection for electrical devices |
TW201924215A (zh) * | 2017-11-17 | 2019-06-16 | 和碩聯合科技股份有限公司 | 濾波電路 |
Family Cites Families (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1513038B2 (de) * | 1965-09-29 | 1971-08-19 | Signalverzerrungen vermeidende schaltungsanordnung zum schutz von bauelementen und schaltungen gegen impulsartige ueberspannungen | |
US3725613A (en) * | 1971-02-25 | 1973-04-03 | Rochester Tel Corp | Apparatus for protecting and testing telephone network |
US3793535A (en) * | 1972-12-06 | 1974-02-19 | Gen Electric | Circuit for protecting semiconductors against transient voltages |
US3824431A (en) * | 1973-05-10 | 1974-07-16 | Allen Bradley Co | High voltage suppressor for transmission lines |
US4068282A (en) * | 1973-07-17 | 1978-01-10 | Etablissements Industriels C. Soule | Protective device for low current transmission circuits |
US3925624A (en) * | 1974-12-27 | 1975-12-09 | Bell Telephone Labor Inc | Coupling circuit for providing bilateral protection from hazardous voltages |
US4037139A (en) * | 1975-03-17 | 1977-07-19 | Buckbee-Mears Company | Lightning arrester |
NL174420C (nl) * | 1975-06-30 | 1984-06-01 | Philips Nv | Beveiligingsinrichting voor een telefoontoestel. |
DE2532629A1 (de) * | 1975-07-22 | 1977-02-03 | Bosch Gmbh Robert | Ueberspannungsschutzschaltung fuer in einem kraftfahrzeug vorhandene elektronische systeme, insbesondere kraftstoffeinspritzanlage |
US3973224A (en) * | 1975-10-28 | 1976-08-03 | The United States Of America As Represented By The Secretary Of The Army | Tandem configuration for EMP protection |
US4021760A (en) * | 1976-01-19 | 1977-05-03 | The United States Of America As Represented By The Secretary Of The Army | EMP circuit board filter using MOV devices |
US4095163A (en) * | 1976-06-01 | 1978-06-13 | Control Concepts Corporation | Transient voltage suppression circuit |
JPS5329551A (en) * | 1976-08-31 | 1978-03-18 | Shikoku Elec Power | Thunder arresting circuit |
GB1594313A (en) * | 1977-01-28 | 1981-07-30 | Communic & Equip Consult | Equipment for power line surge eliminator |
US4156838A (en) * | 1978-06-12 | 1979-05-29 | Control Concepts Corporation | Active filter circuit for transient suppression |
SE414357B (sv) * | 1978-08-17 | 1980-07-21 | Asea Ab | Overspenningsskydd for skydd av halvledarkomponenter av lageffekttyp |
US4238812A (en) * | 1978-12-01 | 1980-12-09 | Raychem Corporation | Circuit protection devices comprising PTC elements |
US4329726A (en) * | 1978-12-01 | 1982-05-11 | Raychem Corporation | Circuit protection devices comprising PTC elements |
US4262317A (en) * | 1979-03-22 | 1981-04-14 | Reliable Electric Company | Line protector for a communications circuit |
JPS5685910A (en) * | 1979-12-14 | 1981-07-13 | Nippon Telegr & Teleph Corp <Ntt> | Electric power separating filter |
US4419711A (en) * | 1979-12-28 | 1983-12-06 | Seguin Herb J J | Method and apparatus for the protection of electrical equipment from high voltage transients |
JPS56148128A (en) * | 1980-04-15 | 1981-11-17 | Nippon Telegraph & Telephone | Lightning surge protecting circuit |
JPS5730242A (en) * | 1980-07-31 | 1982-02-18 | Nec Corp | High speed discharge protector |
DE3030824A1 (de) * | 1980-08-12 | 1982-03-11 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Einrichtung zur eigensicheren gleichstrom-versorgung |
US4455586A (en) * | 1980-10-24 | 1984-06-19 | Oneac Corporation | High voltage filtering and protection circuit |
CH654149A5 (de) * | 1980-11-14 | 1986-01-31 | Zellweger Uster Ag | Verfahren und vorrichtung zum schutz eines elektronischen geraetes gegen zerstoerung durch starke elektromagnetische impulse. |
SE426002B (sv) * | 1980-12-23 | 1982-11-29 | Ellemtel Utvecklings Ab | Anordning for skydd av en krets i en telekommunikationsutrustning mot overspenningar |
FR2511556B1 (fr) * | 1981-08-12 | 1987-02-27 | Girard Francois | Dispositif de protection contre la surtension dans un reseau de distribution electrique |
US4434396A (en) * | 1981-11-02 | 1984-02-28 | Montague Herbert R | Power line transient suppression circuit |
SE445409B (sv) * | 1981-12-08 | 1986-06-16 | Porta Systems Corp | Strom- och spenningsstotskyddskrets for anvendning i samband med en telefonledning |
JPS5915227A (ja) * | 1982-07-17 | 1984-01-26 | Canon Inc | カメラの焦点距離可変装置 |
US4630163A (en) * | 1982-09-02 | 1986-12-16 | Efi Corporation | Method and apparatus for a transient-suppression network |
CA1186016A (en) * | 1982-09-23 | 1985-04-23 | Northern Telecom Limited | Surge protection for signal transmission systems |
US4544983A (en) * | 1983-04-28 | 1985-10-01 | Northern Telecom Limited | Overvoltage protection device |
US4586104A (en) * | 1983-12-12 | 1986-04-29 | Rit Research Corp. | Passive overvoltage protection devices, especially for protection of computer equipment connected to data lines |
US4571656A (en) * | 1984-01-13 | 1986-02-18 | Dynatech Computer Power, Inc. | Electrical circuit for protection against surge overvoltage of transients |
US4661878A (en) * | 1984-01-25 | 1987-04-28 | Motorola Inc. | Overvoltage protection circuit |
SE441050B (sv) * | 1984-02-03 | 1985-09-02 | Ericsson Telefon Ab L M | Transientskyddsenhet |
US4563720A (en) * | 1984-04-17 | 1986-01-07 | General Semiconductor Industries, Inc. | Hybrid AC line transient suppressor |
CA1231753A (en) * | 1984-04-17 | 1988-01-19 | Northern Telecom Limited | Interactive overvoltage protection device |
US4577255A (en) * | 1984-06-20 | 1986-03-18 | Itt Corporation | Lightning protection circuit for digital subscriber loop interface |
DE3425296A1 (de) * | 1984-07-10 | 1986-01-16 | Wolf-Dieter Dr.-Ing. 4600 Dortmund Oels | Vorrichtung zum schutz gegen ueberspannungen mit einer grobschutz- und einer feinschutzeinrichtung |
US4683514A (en) * | 1984-10-03 | 1987-07-28 | The M-O Valve Company Limited | Surge voltage protective circuit arrangements |
DE3584239D1 (de) * | 1984-12-24 | 1991-10-31 | Nippon Telegraph & Telephone | Schutzschaltung. |
DE3506744A1 (de) * | 1985-02-26 | 1986-08-28 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Ueberspannungsschutzschaltung fuer breitbandige digitale leitungssysteme |
GB8506270D0 (en) * | 1985-03-11 | 1985-04-11 | Dubilier Beswick Div | Overvoltage protection arrangements |
NL8502163A (nl) * | 1985-07-31 | 1987-02-16 | Nederlanden Staat | Inrichting voor het beveiligen van asymmetrische electrische transmissiecircuits tegen overspanning o.a. tengevolge van electromagnetische pulsen met zeer hoge flanksteilheid. |
US4661979A (en) * | 1985-09-24 | 1987-04-28 | Northern Telecom Limited | Fault protection for integrated subscriber line interface circuits |
FR2600465B1 (fr) * | 1986-06-18 | 1993-09-03 | Citel Cie Indle Tubes Lampes E | Element de protection contre les surtensions sur les lignes telephoniques ou les lignes de transmission d'informations ou analogues |
GB8621430D0 (en) * | 1986-09-05 | 1987-01-14 | Raychem Ltd | Overvoltage protection device |
US4807081A (en) * | 1986-09-05 | 1989-02-21 | Raychem Limited | Circuit protection arrangement |
US4758920A (en) * | 1987-03-02 | 1988-07-19 | Oneac Corporation | Telephone and data overvoltage protection apparatus |
NL8701238A (nl) * | 1987-05-22 | 1988-12-16 | Smit Transformatoren Bv | Frequentieafhankelijke overspanningsbeveiliging voor hoogspanningsinrichtingen. |
DE3864328D1 (de) * | 1987-06-16 | 1991-09-26 | Commissariat Energie Atomique | Schutzeinrichtung fuer eine elektronische einrichtung gegen starke elektromagnetische impulse, insbesondere durch blitzschlag hervorgerufen. |
GB8721496D0 (en) * | 1987-09-12 | 1987-10-21 | Rainford Racks Ltd | Line protection device |
US4941063A (en) * | 1988-03-04 | 1990-07-10 | Oneac Corporation | Telephone lines overvoltage protection apparatus |
CA1286812C (en) * | 1988-04-14 | 1991-07-23 | Thomas Mccartney | Telephone and data overvoltage protection apparatus |
IL90944A0 (en) * | 1988-07-13 | 1990-02-09 | Raychem Ltd | Electrical circuit protection arrangement |
GB8816631D0 (en) * | 1988-07-13 | 1988-08-17 | Raychem Ltd | Circuit protection arrangement |
AU590491B3 (en) * | 1988-10-17 | 1989-10-16 | John Richard Gumley | Telephone circuit lightning protection |
GB9021222D0 (en) * | 1990-09-28 | 1990-11-14 | Raychem Ltd | Circuit protection device |
US5493469A (en) * | 1991-01-18 | 1996-02-20 | Mildred A. Lace | Surge protection for data lines |
-
1990
- 1990-09-28 GB GB909021222A patent/GB9021222D0/en active Pending
-
1991
- 1991-09-27 IE IE342991A patent/IE79442B1/en not_active IP Right Cessation
- 1991-09-27 DK DK91917040.7T patent/DK0550554T3/da active
- 1991-09-27 KR KR1019930700972A patent/KR100200469B1/ko not_active IP Right Cessation
- 1991-09-27 ZA ZA917752A patent/ZA917752B/xx unknown
- 1991-09-27 JP JP3517406A patent/JPH06501834A/ja active Pending
- 1991-09-27 AT AT91917040T patent/ATE146630T1/de not_active IP Right Cessation
- 1991-09-27 RU RU9193004841A patent/RU2071161C1/ru not_active IP Right Cessation
- 1991-09-27 DE DE69123746T patent/DE69123746T2/de not_active Expired - Fee Related
- 1991-09-27 CA CA002092808A patent/CA2092808C/en not_active Expired - Fee Related
- 1991-09-27 HU HU9300849A patent/HU216461B/hu unknown
- 1991-09-27 AU AU86486/91A patent/AU648596B2/en not_active Ceased
- 1991-09-27 BR BR919106903A patent/BR9106903A/pt not_active IP Right Cessation
- 1991-09-27 EP EP91917040A patent/EP0550554B1/en not_active Expired - Lifetime
- 1991-09-27 WO PCT/GB1991/001668 patent/WO1992006523A1/en active IP Right Grant
-
1993
- 1993-03-26 FI FI931382A patent/FI931382A0/fi not_active Application Discontinuation
- 1993-03-26 NO NO931146A patent/NO931146D0/no unknown
-
1994
- 1994-08-17 US US08/291,782 patent/US5416663A/en not_active Expired - Lifetime
-
1995
- 1995-05-16 US US08/442,030 patent/US5513059A/en not_active Expired - Lifetime
-
1997
- 1997-04-04 US US08/825,833 patent/US5953194A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5953194A (en) | 1999-09-14 |
US5416663A (en) | 1995-05-16 |
US5513059A (en) | 1996-04-30 |
DE69123746D1 (de) | 1997-01-30 |
DE69123746T2 (de) | 1997-04-03 |
CA2092808A1 (en) | 1992-03-29 |
IE913429A1 (en) | 1992-04-08 |
AU8648691A (en) | 1992-04-28 |
WO1992006523A1 (en) | 1992-04-16 |
HUT65313A (en) | 1994-05-02 |
ZA917752B (en) | 1992-09-30 |
CA2092808C (en) | 2003-03-04 |
NO931146L (no) | 1993-03-26 |
EP0550554A1 (en) | 1993-07-14 |
NO931146D0 (no) | 1993-03-26 |
IE79442B1 (en) | 1998-05-06 |
AU648596B2 (en) | 1994-04-28 |
GB9021222D0 (en) | 1990-11-14 |
DK0550554T3 (da) | 1997-01-06 |
JPH06501834A (ja) | 1994-02-24 |
EP0550554B1 (en) | 1996-12-18 |
KR100200469B1 (ko) | 1999-06-15 |
ATE146630T1 (de) | 1997-01-15 |
FI931382A0 (fi) | 1993-03-26 |
HU216461B (hu) | 1999-06-28 |
HU9300849D0 (en) | 1993-06-28 |
BR9106903A (pt) | 1993-07-13 |
RU2071161C1 (ru) | 1996-12-27 |
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