DE60130081D1 - Netzwerktestinstrument - Google Patents
NetzwerktestinstrumentInfo
- Publication number
- DE60130081D1 DE60130081D1 DE60130081T DE60130081T DE60130081D1 DE 60130081 D1 DE60130081 D1 DE 60130081D1 DE 60130081 T DE60130081 T DE 60130081T DE 60130081 T DE60130081 T DE 60130081T DE 60130081 D1 DE60130081 D1 DE 60130081D1
- Authority
- DE
- Germany
- Prior art keywords
- test instrument
- network test
- network
- instrument
- test
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US23706900P | 2000-09-30 | 2000-09-30 | |
US09/676,632 US6820225B1 (en) | 2000-09-30 | 2000-09-30 | Network test instrument |
US676632 | 2000-09-30 | ||
US237069P | 2000-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60130081D1 true DE60130081D1 (de) | 2007-10-04 |
DE60130081T2 DE60130081T2 (de) | 2008-05-15 |
Family
ID=26930356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60130081T Expired - Lifetime DE60130081T2 (de) | 2000-09-30 | 2001-09-27 | Netzwerktestinstrument |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1193907B1 (de) |
JP (1) | JP4612253B2 (de) |
CN (1) | CN1252966C (de) |
CA (1) | CA2356068C (de) |
DE (1) | DE60130081T2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2393562B (en) * | 2002-09-10 | 2005-10-05 | Marco Pelloni | Audio Line Identification Unit |
WO2007091332A1 (ja) * | 2006-02-10 | 2007-08-16 | Fujitsu Limited | 接続検出回路 |
JP2008039532A (ja) * | 2006-08-04 | 2008-02-21 | Hioki Ee Corp | ケーブル検査装置 |
DE102008011777A1 (de) | 2008-02-28 | 2009-09-03 | Deutsche Telekom Ag | Bewertung frequenzabhängiger resonanzförmiger NEXT Kopplungen |
CN102610968A (zh) * | 2012-03-18 | 2012-07-25 | 上海同耀通信技术有限公司 | 用于测试阻抗稳定网络的转接器 |
CN106533585B (zh) * | 2016-10-26 | 2019-04-30 | 深圳市极致汇仪科技有限公司 | 多pn测试方法 |
DE102017216771A1 (de) * | 2017-09-21 | 2019-03-21 | Bender Gmbh & Co. Kg | Verfahren und Schaltungsanordnungen zur Lokalisierung eines Fehlerortes auf einer elektrischen Leitung auf Basis der Zeitbereichsreflektometrie |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3718813A (en) * | 1972-01-19 | 1973-02-27 | O Williams | Technique for correlation method of determining system impulse response |
JPS62179632A (ja) * | 1986-02-03 | 1987-08-06 | Advantest Corp | 光フアイバ試験装置 |
JPH0616080B2 (ja) * | 1988-02-09 | 1994-03-02 | 日本鋼管株式会社 | 距離測定装置 |
US4970466A (en) * | 1989-03-22 | 1990-11-13 | Microtest, Inc. | TDR cable testing apparatus with pulse timing manipulation to automatically compensate for diverse cable characteristics |
JPH0325380A (ja) * | 1989-06-23 | 1991-02-04 | Nec Corp | 短絡個所検出方式 |
GB9000339D0 (en) * | 1990-01-08 | 1990-03-07 | British Telecomm | Communication line tester |
US5321632A (en) * | 1991-02-26 | 1994-06-14 | Nippon Telegraph And Telephone Corporation | Method and apparatus for measuring the length of a transmission line in accordance with a reflected waveform |
GB9121226D0 (en) * | 1991-10-04 | 1991-11-20 | British Telecomm | Monitoring system |
US5570029A (en) * | 1994-03-30 | 1996-10-29 | Fluke Corporation | Cable crosstalk measurement system |
JPH08191338A (ja) * | 1995-01-06 | 1996-07-23 | Fujitsu Ltd | 伝送路監視方法および装置 |
US5530367A (en) * | 1995-01-06 | 1996-06-25 | Fluke Corporaton | Pulse based cable attenuation measurement system |
JPH0926376A (ja) * | 1995-07-11 | 1997-01-28 | Advantest Corp | Otdr測定装置 |
JP3354759B2 (ja) * | 1995-07-24 | 2002-12-09 | 株式会社アドバンテスト | 後方ブリルアン散乱光otdr装置及びその測定方法並びにこの装置を用いた光通信回線システム |
US5633801A (en) * | 1995-10-11 | 1997-05-27 | Fluke Corporation | Pulse-based impedance measurement instrument |
JP3397957B2 (ja) * | 1996-01-10 | 2003-04-21 | 株式会社オートネットワーク技術研究所 | ワイヤーハーネスの故障位置検出方法及び同方法に用いるワイヤーハーネス |
EP0789462B1 (de) * | 1996-02-12 | 2004-09-29 | Fluke Corporation | Verfahren und Gerät zum Verarbeiten von Zeitbereich-Übersprechdaten |
US5946301A (en) * | 1997-02-14 | 1999-08-31 | Fluke Corporation | Circuit for determining local area network speed |
JP3389446B2 (ja) * | 1997-03-28 | 2003-03-24 | 三菱電線工業株式会社 | ケーブル探知装置 |
US5966427A (en) * | 1997-09-30 | 1999-10-12 | Siemens Information | Apparatus and method for troubleshooting internet protocol telephony networks |
JP2977036B1 (ja) * | 1998-09-10 | 1999-11-10 | 日立電子サービス株式会社 | センサ位置検出装置 |
JP3593903B2 (ja) * | 1998-11-25 | 2004-11-24 | 日立電線株式会社 | 分布的物理量測定方法 |
-
2001
- 2001-08-29 CA CA2356068A patent/CA2356068C/en not_active Expired - Fee Related
- 2001-09-20 CN CNB011408383A patent/CN1252966C/zh not_active Expired - Fee Related
- 2001-09-27 DE DE60130081T patent/DE60130081T2/de not_active Expired - Lifetime
- 2001-09-27 EP EP01308213A patent/EP1193907B1/de not_active Expired - Lifetime
- 2001-09-28 JP JP2001299571A patent/JP4612253B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2002208898A (ja) | 2002-07-26 |
JP4612253B2 (ja) | 2011-01-12 |
DE60130081T2 (de) | 2008-05-15 |
CA2356068A1 (en) | 2002-03-30 |
CN1347230A (zh) | 2002-05-01 |
EP1193907A2 (de) | 2002-04-03 |
EP1193907B1 (de) | 2007-08-22 |
CA2356068C (en) | 2010-12-07 |
EP1193907A3 (de) | 2003-07-30 |
CN1252966C (zh) | 2006-04-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |