DE69534587D1 - Abtaster von Verbindungsmöglichkeiten - Google Patents

Abtaster von Verbindungsmöglichkeiten

Info

Publication number
DE69534587D1
DE69534587D1 DE69534587T DE69534587T DE69534587D1 DE 69534587 D1 DE69534587 D1 DE 69534587D1 DE 69534587 T DE69534587 T DE 69534587T DE 69534587 T DE69534587 T DE 69534587T DE 69534587 D1 DE69534587 D1 DE 69534587D1
Authority
DE
Germany
Prior art keywords
node
network
transmission
scanner
transmitters
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
Application number
DE69534587T
Other languages
English (en)
Other versions
DE69534587T2 (de
Inventor
Ofer Bengal
David Pincu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RIT TECHN Ltd
Original Assignee
RIT TECHN Ltd
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 RIT TECHN Ltd filed Critical RIT TECHN Ltd
Application granted granted Critical
Publication of DE69534587D1 publication Critical patent/DE69534587D1/de
Publication of DE69534587T2 publication Critical patent/DE69534587T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/02—Constructional details
    • H04Q1/14—Distribution frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/2254—Arrangements for supervision, monitoring or testing in networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/02—Constructional details
    • H04Q1/13—Patch panels for monitoring, interconnecting or testing circuits, e.g. patch bay, patch field or jack field; Patching modules
    • H04Q1/135—Patch panels for monitoring, interconnecting or testing circuits, e.g. patch bay, patch field or jack field; Patching modules characterized by patch cord details
    • H04Q1/136—Patch panels for monitoring, interconnecting or testing circuits, e.g. patch bay, patch field or jack field; Patching modules characterized by patch cord details having patch field management or physical layer management arrangements
DE69534587T 1994-09-04 1995-08-21 Abtaster von Verbindungsmöglichkeiten Expired - Lifetime DE69534587T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL11085994A IL110859A (en) 1994-09-04 1994-09-04 Interconnection monitor system for telephone network
IL11085994 1994-09-04

Publications (2)

Publication Number Publication Date
DE69534587D1 true DE69534587D1 (de) 2005-12-15
DE69534587T2 DE69534587T2 (de) 2006-08-10

Family

ID=11066525

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69534587T Expired - Lifetime DE69534587T2 (de) 1994-09-04 1995-08-21 Abtaster von Verbindungsmöglichkeiten

Country Status (6)

Country Link
US (1) US5854824A (de)
EP (1) EP0700193B1 (de)
AT (1) ATE309668T1 (de)
DE (1) DE69534587T2 (de)
ES (1) ES2255706T3 (de)
IL (1) IL110859A (de)

Families Citing this family (114)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6385299B1 (en) 1995-09-12 2002-05-07 British Telecommunications Public Limited Company Line testing in a telecommunications network
DE69634728T2 (de) 1995-09-12 2006-01-12 British Telecommunications P.L.C. Leitungsprüfung in einem Kommunikationsnetz
US6002746A (en) * 1997-04-16 1999-12-14 British Telecommunications Public Limited Company Line testing in a telecommunications network
US6233312B1 (en) * 1997-07-31 2001-05-15 British Telecommunications Public Limited Company Inter-circuit line fault location in telecommunication networks
US5912946A (en) * 1997-09-19 1999-06-15 At&T Corp. Method for detecting improper delivery of parameters, in an initial address message, from an interconnecting switch
DE59814050D1 (de) * 1997-11-11 2007-08-16 Ccs Technology Inc Verfahren zur Verwaltung und Dokumentation von Kontaktstellen eines Verdrahtungsnetzes
US6421322B1 (en) * 1997-11-17 2002-07-16 Adc Telecommunications, Inc. System and method for electronically identifying connections of a cross-connect system
CA2313074A1 (en) 1997-12-24 1999-07-08 Adc Telecommunications, Inc. Test access system and method for digital communication networks
WO1999053627A1 (en) 1998-04-10 1999-10-21 Chrimar Systems, Inc. Doing Business As Cms Technologies System for communicating with electronic equipment on a network
US6453014B1 (en) 1998-04-13 2002-09-17 Adc Telecommunications, Inc. Test access and performance monitoring system and method for cross-connect communication network
US6330305B1 (en) * 1998-05-30 2001-12-11 Lucent Technologies, Inc. System and method for locating faulty elements in a telephonic distribution system
US6529594B1 (en) 1998-06-05 2003-03-04 Inet Technologies, Inc. System and method for generating quality of service statistics for an international communications network
US6411604B1 (en) 1998-06-05 2002-06-25 Inet Technologies, Inc. System and method for correlating transaction messages in a communications network
US6614894B1 (en) 1998-06-05 2003-09-02 Inet Technologies, Inc. System and method for mass call onset detection in a communications network
US6359976B1 (en) 1998-06-08 2002-03-19 Inet Technologies, Inc. System and method for monitoring service quality in a communications network
US6381306B1 (en) * 1998-06-08 2002-04-30 Inet Technologies, Inc. System and method for monitoring service quality in a communications network
US6249572B1 (en) 1998-06-08 2001-06-19 Inet Technologies, Inc. Transaction control application part (TCAP) call detail record generation in a communications network
IT1302866B1 (it) * 1998-11-13 2000-10-10 Telecom Italia Spa Apparato di monitoraggio ambientale su rete telefonica.
US6657966B1 (en) 1998-12-23 2003-12-02 Adc Telecommunications, Inc. Test access system and method for digital cross connect communication networks
US6330307B1 (en) * 1999-02-10 2001-12-11 Avaya Technology Corp. Display panel overlay structure and method for tracing interface modules in a telecommunications patch system
ATE433583T1 (de) * 1999-04-06 2009-06-15 Itracs Corp Set zur bestimmung des verbindungsmusters von datenports
US6961675B2 (en) * 2000-03-14 2005-11-01 Itracs Corporation System for monitoring connection pattern of data ports
DE60138373D1 (de) * 2000-03-31 2009-05-28 British Telecomm Fehlerortung in einem telekommunikationsnetzwerk
US20020090858A1 (en) * 2000-11-22 2002-07-11 Caveney Jack E. Network revision system with probe
US6868265B2 (en) * 2001-01-29 2005-03-15 Accelerated Performance, Inc. Locator for physically locating an electronic device in a communication network
US7028087B2 (en) * 2001-02-23 2006-04-11 Panduit Corp. Network documentation system with electronic modules
US7068608B2 (en) * 2001-12-21 2006-06-27 Nortel Networks Limited Automated method for connection discovery within consolidated network elements
US7519000B2 (en) 2002-01-30 2009-04-14 Panduit Corp. Systems and methods for managing a network
US7656903B2 (en) 2002-01-30 2010-02-02 Panduit Corp. System and methods for documenting networks with electronic modules
US7376734B2 (en) 2002-02-14 2008-05-20 Panduit Corp. VOIP telephone location system
US6792079B1 (en) * 2002-09-17 2004-09-14 At&T Corp. Remote access for cable locator system
US6904130B2 (en) * 2003-06-23 2005-06-07 Bellsouth Intellectual Property Corporation Test unit for interface between telephone company demarcation point device and customer's telephone system
WO2005013591A1 (en) * 2003-08-01 2005-02-10 Telkom Sa Limited Tone and probe set for non-intrusively identifying pairs in a telecommunications network
US20050141431A1 (en) 2003-08-06 2005-06-30 Caveney Jack E. Network managed device installation and provisioning technique
US7207846B2 (en) 2003-11-24 2007-04-24 Panduit Corp. Patch panel with a motherboard for connecting communication jacks
US20050224585A1 (en) * 2004-04-02 2005-10-13 Durrant Richard C E Radio frequency identification of a connector by a patch panel or other similar structure
CN101099397B (zh) 2004-05-03 2012-02-08 泛达公司 加电的配线架
US7297018B2 (en) * 2004-11-03 2007-11-20 Panduit Corp. Method and apparatus for patch panel patch cord documentation and revision
US7613124B2 (en) * 2005-05-19 2009-11-03 Panduit Corp. Method and apparatus for documenting network paths
US20060282529A1 (en) * 2005-06-14 2006-12-14 Panduit Corp. Method and apparatus for monitoring physical network topology information
KR20060130517A (ko) * 2005-06-14 2006-12-19 팬듀트 코포레이션 물리적 네트워크 토폴로지 정보를 모니터링하기 위한 방법및 장치
US20070013487A1 (en) * 2005-07-18 2007-01-18 Jan Scholtz Digital certificate on connectors and other products using RFID tags and/or labels as well as RFID reader/interrogator
JP2009514146A (ja) * 2005-08-08 2009-04-02 パンデュイット・コーポレーション パッチコードの端部接続を確認するためのシステム及び方法
US7234944B2 (en) * 2005-08-26 2007-06-26 Panduit Corp. Patch field documentation and revision systems
US7978845B2 (en) * 2005-09-28 2011-07-12 Panduit Corp. Powered patch panel
US7811119B2 (en) 2005-11-18 2010-10-12 Panduit Corp. Smart cable provisioning for a patch cord management system
US7768418B2 (en) * 2005-12-06 2010-08-03 Panduit Corp. Power patch panel with guided MAC capability
US20070197094A1 (en) * 2006-02-08 2007-08-23 The Siemon Company Contacts For Use In Monitoring Connection Patterns In Data Ports
US7488206B2 (en) * 2006-02-14 2009-02-10 Panduit Corp. Method and apparatus for patch panel patch cord documentation and revision
WO2007106528A2 (en) * 2006-03-14 2007-09-20 The Siemon Company Methods and systems to monitor physical layer connections
BRPI0709026A2 (pt) * 2006-03-22 2011-06-21 Adc Gmbh sistema e método de identificação de uso de remendo inteligente
US7479032B2 (en) * 2006-10-10 2009-01-20 Adc Gmbh Upgradeable telecommunications patch panel and method of upgrading same
US7782202B2 (en) 2006-10-31 2010-08-24 Corning Cable Systems, Llc Radio frequency identification of component connections
US7772975B2 (en) 2006-10-31 2010-08-10 Corning Cable Systems, Llc System for mapping connections using RFID function
US20080175159A1 (en) * 2006-12-13 2008-07-24 Panduit Corp. High Performance Three-Port Switch for Managed Ethernet Systems
US8264355B2 (en) * 2006-12-14 2012-09-11 Corning Cable Systems Llc RFID systems and methods for optical fiber network deployment and maintenance
US7760094B1 (en) 2006-12-14 2010-07-20 Corning Cable Systems Llc RFID systems and methods for optical fiber network deployment and maintenance
US7547150B2 (en) 2007-03-09 2009-06-16 Corning Cable Systems, Llc Optically addressed RFID elements
US7573254B2 (en) 2007-04-12 2009-08-11 Commscope Inc. Of North Carolina Systems and methods of identifying patch cord connections in a communications patching system using common mode transmission
US7715679B2 (en) 2007-05-07 2010-05-11 Adc Telecommunications, Inc. Fiber optic enclosure with external cable spool
US7756379B2 (en) 2007-08-06 2010-07-13 Adc Telecommunications, Inc. Fiber optic enclosure with internal cable spool
EP2288174A3 (de) * 2007-10-19 2011-04-27 Panduit Corporation Kommunikationsport-Identifikationssystem
KR101519522B1 (ko) 2008-02-21 2015-05-12 팬듀트 코포레이션 지능적 상호연결 및 교차연결 패칭 시스템
US8248208B2 (en) 2008-07-15 2012-08-21 Corning Cable Systems, Llc. RFID-based active labeling system for telecommunication systems
US8731405B2 (en) 2008-08-28 2014-05-20 Corning Cable Systems Llc RFID-based systems and methods for collecting telecommunications network information
US8306935B2 (en) 2008-12-22 2012-11-06 Panduit Corp. Physical infrastructure management system
EP3301767B1 (de) 2008-12-31 2020-11-04 Panduit Corp Steckschnur mit einführdetektion und lichtbeleuchtungsfähigkeiten
KR20110126670A (ko) 2009-02-13 2011-11-23 에이디씨 텔레커뮤니케이션스 인코포레이티드 물리 계층 정보와 함께 사용하기 위한 인터네트워킹 장치
US8128428B2 (en) 2009-02-19 2012-03-06 Panduit Corp. Cross connect patch guidance system
GB2468925B (en) 2009-03-27 2014-01-01 Cable Sense Ltd Apparatuses and methods for coupling a signal to and/or from a cable
DE102009018478A1 (de) 2009-04-22 2010-11-18 Adc Gmbh Verfahren und Anordnung zur Identifikation mindestens eines Objekts
US9538262B2 (en) 2009-08-21 2017-01-03 Commscope, Inc. Of North Carolina Systems, equipment and methods for automatically tracking cable connections and for identifying work area devices and related methods of operating communications networks
US8994547B2 (en) * 2009-08-21 2015-03-31 Commscope, Inc. Of North Carolina Systems for automatically tracking patching connections to network devices using a separate control channel and related patching equipment and methods
US8596882B2 (en) 2009-10-16 2013-12-03 Adc Telecommunications, Inc. Managed connectivity in fiber optic systems and methods thereof
EP2489101B1 (de) 2009-10-16 2016-08-17 ADC Telecommunications, Inc. Konnektivitätsverwaltung in elektrischen systemen und verfahren dafür
EP2491623B1 (de) 2009-10-19 2019-12-04 ADC Telecommunications, Inc. Verwaltete elektrische konnektivitätssysteme
US20110185012A1 (en) * 2010-01-27 2011-07-28 Colley Matthew D System and method for generating a notification mailing list
EP2534846B1 (de) 2010-02-12 2018-07-25 ADC Telecommunications, Inc. Kommunikationssystem mit lamellentafeln
WO2011100633A1 (en) 2010-02-12 2011-08-18 Adc Telecommunications, Inc. Managed fiber connectivity systems
US8142221B2 (en) 2010-04-19 2012-03-27 Tyco Electronics Corporation Plug assembly for a connectivity management system
US8152560B2 (en) 2010-04-19 2012-04-10 Tyco Electronics Corporation Connectivity sensing assembly
WO2011156675A2 (en) 2010-06-11 2011-12-15 Adc Telecommunications, Inc. Switch-state information aggregation
CN103069836B (zh) 2010-06-23 2016-06-08 Adc电信公司 电信组件
US8696369B2 (en) 2010-09-09 2014-04-15 Adc Telecommunications, Inc. Electrical plug with main contacts and retractable secondary contacts
WO2012054348A1 (en) 2010-10-22 2012-04-26 Adc Telecommunications, Inc. Single-piece plug nose
US8638651B2 (en) 2011-01-21 2014-01-28 Commscope, Inc. Of North Carolina Intelligent patching systems and methods using phantom mode control signals and related communications connectors
US9081537B2 (en) 2011-03-25 2015-07-14 Adc Telecommunications, Inc. Identifier encoding scheme for use with multi-path connectors
WO2012134932A2 (en) 2011-03-25 2012-10-04 Adc Telecommunications, Inc. Event-monitoring in a system for automatically obtaining and managing physical layer information using a reliable packet-based communication protocol
US8949496B2 (en) 2011-03-25 2015-02-03 Adc Telecommunications, Inc. Double-buffer insertion count stored in a device attached to a physical layer medium
US8715012B2 (en) 2011-04-15 2014-05-06 Adc Telecommunications, Inc. Managed electrical connectivity systems
US9064022B2 (en) 2011-05-17 2015-06-23 Adc Telecommunications, Inc. Component identification and tracking system for telecommunication networks
AU2012272693B2 (en) 2011-06-24 2015-11-05 Commscope Technologies Llc Fiber termination enclosure with modular plate assemblies
US9590761B2 (en) 2011-09-23 2017-03-07 Commscope Technologies Llc Detective passive RF components using radio frequency identification tags
WO2013086287A1 (en) 2011-12-07 2013-06-13 Adc Telecommunications, Inc. Systems and methods for using active optical cable segments
US9678133B2 (en) 2012-03-12 2017-06-13 Commscope, Inc. Of North Carolina Intelligent patching systems and methods using electrical cable diagnostic tests and inference-based mapping techniques
US9207417B2 (en) 2012-06-25 2015-12-08 Adc Telecommunications, Inc. Physical layer management for an active optical module
US9093796B2 (en) 2012-07-06 2015-07-28 Adc Telecommunications, Inc. Managed electrical connectivity systems
US9351571B2 (en) 2012-07-11 2016-05-31 Manitowoc Foodservice Companies, Llc Connection assembly for a base and a cabinet assembly of an ice maker
US9473361B2 (en) 2012-07-11 2016-10-18 Commscope Technologies Llc Physical layer management at a wall plate device
WO2014022781A1 (en) 2012-08-03 2014-02-06 Joseph Christopher Coffey Managed fiber connectivity systems
US11113642B2 (en) 2012-09-27 2021-09-07 Commscope Connectivity Uk Limited Mobile application for assisting a technician in carrying out an electronic work order
US9203198B2 (en) 2012-09-28 2015-12-01 Commscope Technologies Llc Low profile faceplate having managed connectivity
US9563832B2 (en) 2012-10-08 2017-02-07 Corning Incorporated Excess radio-frequency (RF) power storage and power sharing RF identification (RFID) tags, and related connection systems and methods
BR122016029886A2 (pt) 2012-12-19 2019-08-27 Tyco Electronics Raychem Bvba dispositivo de distribuição com distribuidores adicionais em incrementos
US9285552B2 (en) 2013-02-05 2016-03-15 Commscope Technologies Llc Optical assemblies with managed connectivity
US9423570B2 (en) 2013-02-05 2016-08-23 Commscope Technologies Llc Optical assemblies with managed connectivity
US9379501B2 (en) 2013-02-05 2016-06-28 Commscope Technologies Llc Optical assemblies with managed connectivity
US10153954B2 (en) 2013-08-14 2018-12-11 Commscope Technologies Llc Inferring physical layer connection status of generic cables from planned single-end connection events
EP3042355A4 (de) 2013-09-04 2017-04-19 CommScope Technologies LLC Pl-system mit unterstützung für mehrere aktive arbeitsaufträge und/oder mehrere aktive techniker
US9544058B2 (en) 2013-09-24 2017-01-10 Commscope Technologies Llc Pluggable active optical module with managed connectivity support and simulated memory table
EP3123220A4 (de) 2014-03-26 2017-11-01 TE Connectivity Corporation Optisches adaptermodul mit verwalteter konnektivität
US10938167B2 (en) 2018-03-06 2021-03-02 Commscope Technologies Llc Automated capture of information about fixed cabling
EP3994844A4 (de) 2019-09-12 2023-08-09 CommScope Technologies LLC Internet-der-dinge (iot)-system für verkabelungsinfrastruktur
CN114221880B (zh) * 2021-11-23 2023-08-25 上海天诚通信技术股份有限公司 一种网络扫描仪系统的并行控制方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4156119A (en) * 1978-05-10 1979-05-22 Minnesota Mining And Manufacturing Company Controlled feeder block
US4724435A (en) * 1985-11-06 1988-02-09 Applied Spectrum Technologies, Inc. Bi-directional data telemetry system
US4833708A (en) * 1987-11-19 1989-05-23 Remote Switch Systems, Inc. Remote cable pair cross-connect system
US4980913A (en) * 1988-04-19 1990-12-25 Vindicator Corporation Security system network
US5175765A (en) * 1989-05-09 1992-12-29 Digital Equipment Corporation Robust data broadcast over a distributed network with malicious failures
US4953194A (en) * 1989-09-22 1990-08-28 Network Devices, Incorporated Automated documentation system for a communications network
GB2236398A (en) * 1989-09-29 1991-04-03 James Alexander Carter Self documenting patch panel
US5182744A (en) * 1991-01-03 1993-01-26 At&T Bell Laboratories Telecommunications network restoration architecture
EP0504537A1 (de) * 1991-03-22 1992-09-23 International Business Machines Corporation Verfahren und Gerät zur Prüfung und Auswertung von geographisch verteilten Fernmeldenetzen
US5325518A (en) * 1991-04-02 1994-06-28 Carnegie Mellon University Adaptive distributed system and method for fault tolerance
FR2678084B1 (fr) * 1991-06-24 1993-09-24 Sgs Thomson Microelectronics Procede pour communiquer des informations et commandes au sein d'une habitation ou d'un immeuble, systeme pour sa mise en óoeuvre, et application de ce systeme a une installation domotique.
FR2680067B1 (fr) * 1991-08-01 1995-05-12 Cit Alcatel Procede de controle d'un repartiteur de lignes; cable auxiliaire, connecteur et repartiteur pour la mise en óoeuvre de ce procede.
AU3079392A (en) * 1991-12-13 1993-07-19 Hydro-Quebec Communication link checking method and apparatus
EP0575100B1 (de) * 1992-06-10 1998-04-29 Rit Technologies Ltd. Abtaster für Steckfeld
US5394556A (en) * 1992-12-21 1995-02-28 Apple Computer, Inc. Method and apparatus for unique address assignment, node self-identification and topology mapping for a directed acyclic graph
US5475732A (en) * 1993-02-16 1995-12-12 C & P Of Virginia Common channeling signaling network maintenance and testing

Also Published As

Publication number Publication date
EP0700193A2 (de) 1996-03-06
EP0700193A3 (de) 1998-07-01
EP0700193B1 (de) 2005-11-09
IL110859A0 (en) 1994-11-28
US5854824A (en) 1998-12-29
DE69534587T2 (de) 2006-08-10
IL110859A (en) 1999-12-31
ATE309668T1 (de) 2005-11-15
ES2255706T3 (es) 2006-07-01

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