DE69703161D1 - Prüfungsanordnung für breitband fernmeldesystem - Google Patents

Prüfungsanordnung für breitband fernmeldesystem

Info

Publication number
DE69703161D1
DE69703161D1 DE69703161T DE69703161T DE69703161D1 DE 69703161 D1 DE69703161 D1 DE 69703161D1 DE 69703161 T DE69703161 T DE 69703161T DE 69703161 T DE69703161 T DE 69703161T DE 69703161 D1 DE69703161 D1 DE 69703161D1
Authority
DE
Germany
Prior art keywords
communication system
testing arrangement
broadband communication
broadband
testing
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 - Fee Related
Application number
DE69703161T
Other languages
English (en)
Other versions
DE69703161T2 (de
Inventor
A Ritchie
T Dubberly
Steve Idler
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.)
Scientific Atlanta LLC
Original Assignee
Scientific Atlanta LLC
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 Scientific Atlanta LLC filed Critical Scientific Atlanta LLC
Publication of DE69703161D1 publication Critical patent/DE69703161D1/de
Application granted granted Critical
Publication of DE69703161T2 publication Critical patent/DE69703161T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/12—Arrangements for observation, testing or troubleshooting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/76—Wired systems
    • H04H20/77—Wired systems using carrier waves
    • H04H20/78—CATV [Community Antenna Television] systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/76—Wired systems
    • H04H20/77—Wired systems using carrier waves
    • H04H20/81—Wired systems using carrier waves combined with telephone network over which the broadcast is continuously available
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/76—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet
    • H04H60/81—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet characterised by the transmission system itself
    • H04H60/93—Wired transmission systems
    • H04H60/96—CATV systems
    • H04H60/97—CATV systems using uplink of the CATV systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/12—Arrangements for reducing cross-talk between channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1605—Fixed allocated frame structures
    • H04J3/1623—Plesiochronous digital hierarchy [PDH]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/2801—Broadband local area networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/006—Networks other than PSTN/ISDN providing telephone service, e.g. Voice over Internet Protocol (VoIP), including next generation networks with a packet-switched transport layer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0478—Provisions for broadband connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0028—Local loop
    • H04J2203/0039—Topology
    • H04J2203/0041—Star, e.g. cross-connect, concentrator, subscriber group equipment, remote electronics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0089—Multiplexing, e.g. coding, scrambling, SONET
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/407—Bus networks with decentralised control
    • H04L12/413—Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection (CSMA-CD)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N2007/1739—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal the upstream communication being transmitted via a separate link, e.g. telephone line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13332—Broadband, CATV, dynamic bandwidth allocation
DE69703161T 1996-07-31 1997-07-18 Prüfungsanordnung für breitband fernmeldesystem Expired - Fee Related DE69703161T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/690,628 US5790523A (en) 1993-09-17 1996-07-31 Testing facility for a broadband communications system
PCT/US1997/012504 WO1998005138A2 (en) 1996-07-31 1997-07-18 Testing facility for a broadband communications system

Publications (2)

Publication Number Publication Date
DE69703161D1 true DE69703161D1 (de) 2000-10-26
DE69703161T2 DE69703161T2 (de) 2001-05-17

Family

ID=24773250

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69703161T Expired - Fee Related DE69703161T2 (de) 1996-07-31 1997-07-18 Prüfungsanordnung für breitband fernmeldesystem

Country Status (7)

Country Link
US (1) US5790523A (de)
EP (1) EP0916200B1 (de)
JP (1) JP2000516062A (de)
KR (1) KR20000029766A (de)
AU (1) AU3884897A (de)
DE (1) DE69703161T2 (de)
WO (1) WO1998005138A2 (de)

Families Citing this family (123)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7137048B2 (en) * 2001-02-02 2006-11-14 Rambus Inc. Method and apparatus for evaluating and optimizing a signaling system
US5953046A (en) * 1994-05-31 1999-09-14 Pocock; Michael H. Television system with multiple video presentations on a single channel
US6253235B1 (en) 1996-04-18 2001-06-26 Bellsouth Corporation Method and system to transmit video/data signals from a device to a communications network connection card
JPH1051514A (ja) * 1996-07-30 1998-02-20 Oki Electric Ind Co Ltd インタフェース装置
US6519723B1 (en) * 1996-09-27 2003-02-11 Applied Digital Access, Inc. Firewall performance monitoring and limited access system
US6356532B1 (en) * 1996-10-29 2002-03-12 Vigilant Networks, Llc Computer network cross-connect panel providing physical layer monitoring and method therefor
US6069873A (en) * 1997-10-01 2000-05-30 U S West, Inc. Closed-loop automated testing of system equipment and management
US6111887A (en) * 1997-10-08 2000-08-29 Zenith Electronics Corporation Method and apparatus for power tuning a terminal of a bi-directional communications system
US20030026282A1 (en) * 1998-01-16 2003-02-06 Aware, Inc. Splitterless multicarrier modem
FR2769777B1 (fr) * 1997-10-13 1999-12-24 Telediffusion Fse Procede et systeme d'evaluation, a la reception, de la qualite d'un signal numerique, tel qu'un signal audio/video numerique
US5943604A (en) * 1997-10-31 1999-08-24 Cisco Technology, Inc. Echo device method for locating upstream ingress noise gaps at cable television head ends
JPH11145996A (ja) * 1997-11-12 1999-05-28 Canon Inc 通信ネットワーク及びそこで用いる伝送制御方法
US5889835A (en) * 1997-11-13 1999-03-30 Bellsouth Corporation Method and system for testing a transmission line in a non-addressable network for continuity
US6212227B1 (en) * 1997-12-02 2001-04-03 Conexant Systems, Inc. Constant envelope modulation for splitterless DSL transmission
US7024681B1 (en) * 1997-12-04 2006-04-04 Verizon Laboratories Inc. Method and apparatus for near video on demand
US6775840B1 (en) 1997-12-19 2004-08-10 Cisco Technology, Inc. Method and apparatus for using a spectrum analyzer for locating ingress noise gaps
US6130703A (en) * 1998-02-10 2000-10-10 Scientific-Atlanta, Inc. Local status monitoring of taps in a cable television system
US6700875B1 (en) * 1998-03-31 2004-03-02 Motorola, Inc. System, device, and method for selecting a channel in a multichannel communication network
US6571393B1 (en) * 1998-05-27 2003-05-27 The Hong Kong University Of Science And Technology Data transmission system
US6373611B1 (en) * 1998-06-22 2002-04-16 Scientific-Atlanta, Inc. Digital optical transmitter
SE521942C2 (sv) * 1998-07-20 2003-12-23 Macab Ab Förfarande och anordning för datakommunikation
KR100299131B1 (ko) * 1998-08-28 2001-09-22 윤종용 케이블텔레비젼방송을위한망을이용한서비스시스템의잡음이유입된상향신호차단장치와상향신호결합장치
BR9914545A (pt) * 1998-10-13 2001-06-26 Scientific Atlanta Derivação de televisão a cabo incluindo modem
US6574797B1 (en) 1999-01-08 2003-06-03 Cisco Technology, Inc. Method and apparatus for locating a cleaner bandwidth in a frequency channel for data transmission
US6574796B1 (en) 1999-01-08 2003-06-03 Cisco Technology, Inc. Fast and reliable data carrier detection by a cable modem in a cable television plant
FI113821B (fi) 1999-03-29 2004-06-15 Nokia Corp Menetelmä ja järjestelmä tiedonsiirron yleisen laadun mittaamiseksi ja optimoimiseksi digitaalisessa solukkoradiojärjestelmässä
US6570913B1 (en) 1999-04-05 2003-05-27 Cisco Technology, Inc. Method and apparatus for selecting optimum frequency for upstream data transmission in a network system utilizing cable modems
US6463528B1 (en) * 1999-04-20 2002-10-08 Covad Communications Group, Inc. Method and apparatus for simplifying the configuration of several models of customer premise equipment
US6895081B1 (en) * 1999-04-20 2005-05-17 Teradyne, Inc. Predicting performance of telephone lines for data services
WO2000065753A2 (en) * 1999-04-23 2000-11-02 General Instrument Corporation Hfc return path system using digital conversion and transport
US6513163B1 (en) * 1999-05-20 2003-01-28 Transcept, Inc. Embedded forward reference and control
GB2355361B (en) 1999-06-23 2004-04-14 Teradyne Inc Qualifying telephone lines for data transmission
FR2795902B1 (fr) * 1999-07-02 2003-05-30 Telediffusion Fse Surveillance d'un reseau de transmission de signaux de television numeriques
US6772437B1 (en) * 1999-07-28 2004-08-03 Telefonaktiebolaget Lm Ericsson Cable modems and systems and methods for identification of a noise signal source on a cable network
US6433906B1 (en) 1999-09-22 2002-08-13 Scientific-Atlanta, Inc. Digital optical receiver for cable television systems
US6417949B1 (en) 1999-11-05 2002-07-09 Scientific-Atlanta, Inc. Broadband communication system for efficiently transmitting broadband signals
US6580729B1 (en) * 1999-11-29 2003-06-17 General Signal Corporation Signal multiplexer and method
US7050401B1 (en) * 1999-11-30 2006-05-23 Agilent Technologies, Inc. Monitoring system and method implementing test result display logic
CN1194545C (zh) * 2000-01-13 2005-03-23 美国安科公司 识别信号路由用于将视频点播传递给用户终端的方法和装置
US6877166B1 (en) 2000-01-18 2005-04-05 Cisco Technology, Inc. Intelligent power level adjustment for cable modems in presence of noise
US7545755B2 (en) * 2000-03-03 2009-06-09 Adtran Inc. Routing switch detecting change in session identifier before reconfiguring routing table
GB0005227D0 (en) * 2000-03-03 2000-04-26 Teradyne Inc Technique for estimatio of insertion loss
US6865149B1 (en) 2000-03-03 2005-03-08 Luminous Networks, Inc. Dynamically allocated ring protection and restoration technique
US6985444B1 (en) * 2000-06-02 2006-01-10 Teradyne, Inc. Binning of results from loop qualification tests
US6667994B1 (en) 2000-06-09 2003-12-23 Scientific-Atlanta, Inc. Multiplexing digital communication system
GB2365253B (en) * 2000-07-19 2004-06-16 Teradyne Inc Method of performing insertion loss estimation
US6944189B2 (en) * 2000-08-30 2005-09-13 Verilink Corporation System and method for measuring sample arrival rates on an asynchronous transport network
WO2002021811A2 (en) * 2000-09-06 2002-03-14 Polycom, Inc. System and method for diagnosing a pots port
US6822972B1 (en) 2000-09-12 2004-11-23 Scientific-Atlanta, Inc. Bidirectional communication system with ring configuration
US6973271B2 (en) 2000-10-04 2005-12-06 Wave7 Optics, Inc. System and method for communicating optical signals between a data service provider and subscribers
US7606492B2 (en) 2000-10-04 2009-10-20 Enablence Usa Fttx Networks Inc. System and method for communicating optical signals upstream and downstream between a data service provider and subscribers
US7130541B2 (en) * 2000-10-04 2006-10-31 Wave7 Optics, Inc. System and method for communicating optical signals upstream and downstream between a data service provider and subscriber
WO2002058369A2 (en) * 2000-10-19 2002-07-25 Teradyne, Inc. Method and apparatus for bridged tap impact analysis
JP2004529528A (ja) * 2000-10-26 2004-09-24 ウェーブ７ オプティクス インコーポレイテッド 光ネットワークの下りパケットを処理する方法およびシステム
US7072365B1 (en) * 2000-12-29 2006-07-04 Arris Interactive, Llc System and method for multiplexing broadband signals
US6873939B1 (en) 2001-02-02 2005-03-29 Rambus Inc. Method and apparatus for evaluating and calibrating a signaling system
US7490275B2 (en) * 2001-02-02 2009-02-10 Rambus Inc. Method and apparatus for evaluating and optimizing a signaling system
US7130283B2 (en) * 2001-03-19 2006-10-31 Northrop Grumman Corporation Variable bandwidth satellite communication techniques
WO2002079759A1 (en) * 2001-03-29 2002-10-10 Circadiant Systems, Inc. Error function analysis of optical components
US20020141347A1 (en) * 2001-03-30 2002-10-03 Harp Jeffrey C. System and method of reducing ingress noise
WO2003005611A2 (en) * 2001-07-05 2003-01-16 Wave7 Optics, Inc. System and method for communicating optical signals to multiple subscribers having various bandwidth demands connected to the same optical waveguide
US7190901B2 (en) * 2001-07-05 2007-03-13 Wave7 Optices, Inc. Method and system for providing a return path for signals generated by legacy terminals in an optical network
US6654565B2 (en) * 2001-07-05 2003-11-25 Wave7 Optics, Inc. System and method for increasing upstream communication efficiency in an optical network
US7529485B2 (en) * 2001-07-05 2009-05-05 Enablence Usa Fttx Networks, Inc. Method and system for supporting multiple services with a subscriber optical interface located outside a subscriber's premises
US7877014B2 (en) 2001-07-05 2011-01-25 Enablence Technologies Inc. Method and system for providing a return path for signals generated by legacy video service terminals in an optical network
US7333726B2 (en) * 2001-07-05 2008-02-19 Wave7 Optics, Inc. Method and system for supporting multiple service providers within a single optical network
WO2003005612A1 (en) 2001-07-05 2003-01-16 Wave7 Optics, Inc. Methods and systems for providing return path for signals generated by legacy terminals in optical network
US7146104B2 (en) 2001-07-05 2006-12-05 Wave7 Optics, Inc. Method and system for providing a return data path for legacy terminals by using existing electrical waveguides of a structure
US7269350B2 (en) 2001-07-05 2007-09-11 Wave7 Optics, Inc. System and method for communicating optical signals between a data service provider and subscribers
US7245628B2 (en) * 2001-07-10 2007-07-17 Haixing Shi Allocation of upstream bandwidth in an ethernet passive optical network
US7593639B2 (en) 2001-08-03 2009-09-22 Enablence Usa Fttx Networks Inc. Method and system for providing a return path for signals generated by legacy terminals in an optical network
US7038910B1 (en) 2002-01-07 2006-05-02 Wave7 Optics, Inc. System and method for removing heat from a subscriber optical interface
US7583897B2 (en) 2002-01-08 2009-09-01 Enablence Usa Fttx Networks Inc. Optical network system and method for supporting upstream signals propagated according to a cable modem protocol
US7162731B2 (en) * 2002-02-07 2007-01-09 Advent Networks, Inc. Radio frequency characterization of cable plant and corresponding calibration of communication equipment communicating via the cable plant
AU2003214173A1 (en) * 2002-03-14 2003-09-29 Wave7 Optics, Inc. Method and system for providing a return path for signals generated by legacy terminals in an optical network
US8611363B2 (en) 2002-05-06 2013-12-17 Adtran, Inc. Logical port system and method
US7623786B2 (en) 2002-05-20 2009-11-24 Enablence Usa Fttx Networks, Inc. System and method for communicating optical signals to multiple subscribers having various bandwidth demands connected to the same optical waveguide
US6956379B2 (en) * 2002-07-09 2005-10-18 Hewlett-Packard Development Company, L.P. Testing device and method for testing backplanes and connectors on backplanes
US7058260B2 (en) * 2002-10-15 2006-06-06 Wave7 Optics, Inc. Reflection suppression for an optical fiber
US20040088733A1 (en) * 2002-11-04 2004-05-06 Havens Daniel W. Broadband network test system and method
US7958267B1 (en) 2002-11-19 2011-06-07 Quadrus Corporation Message traffic interception system
US7076377B2 (en) * 2003-02-11 2006-07-11 Rambus Inc. Circuit, apparatus and method for capturing a representation of a waveform from a clock-data recovery (CDR) unit
US7454141B2 (en) 2003-03-14 2008-11-18 Enablence Usa Fttx Networks Inc. Method and system for providing a return path for signals generated by legacy terminals in an optical network
US7386039B2 (en) * 2003-09-26 2008-06-10 Tollgrade Communications, Inc. Method and apparatus for identifying faults in a broadband network
CA2576944A1 (en) * 2004-08-10 2006-02-23 Wave7 Optics, Inc. Countermeasures for idle pattern srs interference in ethernet optical network systems
US7599622B2 (en) 2004-08-19 2009-10-06 Enablence Usa Fttx Networks Inc. System and method for communicating optical signals between a data service provider and subscribers
US7532863B2 (en) * 2004-10-25 2009-05-12 Raytheon Company Broadband wireless ad-hoc modem and network testbed
US20060101495A1 (en) * 2004-11-05 2006-05-11 William Yoshida Device evaluation using media access control emulator
US7873322B2 (en) * 2005-06-14 2011-01-18 Acterna Llc Ingress susceptibility on return path
US7616901B2 (en) 2005-08-10 2009-11-10 Enablence Usa Fttx Networks Inc. Countermeasures for idle pattern SRS interference in ethernet optical network systems
US7680251B2 (en) * 2005-09-13 2010-03-16 Motorola, Inc. Prevention of an alarm activation and supporting methods and apparatus
US9088355B2 (en) * 2006-03-24 2015-07-21 Arris Technology, Inc. Method and apparatus for determining the dynamic range of an optical link in an HFC network
US20070245177A1 (en) * 2006-03-24 2007-10-18 General Instrument Corporation Method and apparatus for determining the total power margin available for an hfc network
KR101036385B1 (ko) * 2006-03-24 2011-05-23 제너럴 인스트루먼트 코포레이션 네트워크에 논리 채널을 구성하는 방법 및 장치
US7747734B2 (en) * 2006-03-29 2010-06-29 International Business Machines Corporation Apparatus, system, and method for error assessment over a communication link
KR100658775B1 (ko) * 2006-06-01 2006-12-15 한넷텔레콤(주) 멀티 채널을 형성하는 광 네트워크 장치
US8306060B2 (en) * 2006-11-07 2012-11-06 Samsung Electronics Co., Ltd. System and method for wireless communication of uncompressed video having a composite frame format
US8537972B2 (en) * 2006-12-07 2013-09-17 General Instrument Corporation Method and apparatus for determining micro-reflections in a network
US7853850B2 (en) * 2007-02-01 2010-12-14 Raytheon Company Testing hardware components to detect hardware failures
US9564988B2 (en) * 2007-07-26 2017-02-07 The Directv Group, Inc. Method and system for forming a formatted content stream and using a cyclic redundancy check
US8000254B2 (en) * 2008-12-23 2011-08-16 General Instruments Corporation Methods and system for determining a dominant impairment of an impaired communication channel
US8081674B2 (en) * 2008-12-23 2011-12-20 General Information Corporation Methods and system for determining a dominant impairment of an impaired communication channel
US8854947B2 (en) * 2009-06-15 2014-10-07 Ppc Broadband, Inc. Device and method for monitoring a communications system
US8516532B2 (en) * 2009-07-28 2013-08-20 Motorola Mobility Llc IP video delivery using flexible channel bonding
US8526485B2 (en) * 2009-09-23 2013-09-03 General Instrument Corporation Using equalization coefficients of end devices in a cable television network to determine and diagnose impairments in upstream channels
US8654640B2 (en) 2010-12-08 2014-02-18 General Instrument Corporation System and method for IP video delivery using distributed flexible channel bonding
US20120213083A1 (en) * 2011-02-21 2012-08-23 John Mezzalingua Associates, Inc. Home network test circuit
US9450686B2 (en) 2011-06-30 2016-09-20 Viavi Solutions Inc. Testing an upstream path of a cable network
US8937992B2 (en) 2011-08-30 2015-01-20 General Instrument Corporation Method and apparatus for updating equalization coefficients of adaptive pre-equalizers
US8576705B2 (en) 2011-11-18 2013-11-05 General Instrument Corporation Upstream channel bonding partial service using spectrum management
US9113181B2 (en) 2011-12-13 2015-08-18 Arris Technology, Inc. Dynamic channel bonding partial service triggering
US8867371B2 (en) 2012-04-27 2014-10-21 Motorola Mobility Llc Estimating physical locations of network faults
US8868736B2 (en) 2012-04-27 2014-10-21 Motorola Mobility Llc Estimating a severity level of a network fault
US9003460B2 (en) 2012-04-27 2015-04-07 Google Technology Holdings LLC Network monitoring with estimation of network path to network element location
US8837302B2 (en) 2012-04-27 2014-09-16 Motorola Mobility Llc Mapping a network fault
US9065731B2 (en) 2012-05-01 2015-06-23 Arris Technology, Inc. Ensure upstream channel quality measurement stability in an upstream channel bonding system using T4 timeout multiplier
US9136943B2 (en) 2012-07-30 2015-09-15 Arris Technology, Inc. Method of characterizing impairments detected by equalization on a channel of a network
US9137164B2 (en) 2012-11-15 2015-09-15 Arris Technology, Inc. Upstream receiver integrity assessment for modem registration
US9203639B2 (en) 2012-12-27 2015-12-01 Arris Technology, Inc. Dynamic load balancing under partial service conditions
US9197886B2 (en) 2013-03-13 2015-11-24 Arris Enterprises, Inc. Detecting plant degradation using peer-comparison
US9042236B2 (en) 2013-03-15 2015-05-26 Arris Technology, Inc. Method using equalization data to determine defects in a cable plant
US9025469B2 (en) 2013-03-15 2015-05-05 Arris Technology, Inc. Method for estimating cable plant topology
US10477199B2 (en) 2013-03-15 2019-11-12 Arris Enterprises Llc Method for identifying and prioritizing fault location in a cable plant

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2891217A (en) * 1954-12-16 1959-06-16 Electronic Res Associates Inc Noise figure meter
US3825835A (en) * 1971-09-16 1974-07-23 Hammett & Edison Signal-to-noise ratio measurement
US3821648A (en) * 1973-05-29 1974-06-28 Us Navy Automatic noise figure indicator
US3875328A (en) * 1973-08-03 1975-04-01 Rca Corp Apparatus and method for measuring the signal to noise ratio for a periodic signal
GB1575098A (en) * 1977-06-15 1980-09-17 Communications Patents Ltd Method for measuring crossview between channels in a wired television broadcasting system
NL8300725A (nl) * 1983-02-25 1984-09-17 Optische Ind De Oude Delft Nv Werkwijze en inrichting voor het bepalen van de beeldoverdrachtskwaliteit van een afbeeldend systeem.
GB2146509B (en) * 1983-09-10 1986-08-13 Stc Plc Data transmission system
GB2179458B (en) * 1985-08-23 1988-11-09 Ferranti Plc Microwave noise measuring apparatus
JPS62183641A (ja) * 1986-02-07 1987-08-12 Nec Corp Ｃａｔｖ加入者端末試験装置
US4918373A (en) * 1988-03-18 1990-04-17 Hughes Aircraft Company R.F. phase noise test set using fiber optic delay line
US4873574A (en) * 1988-12-20 1989-10-10 North American Philips Corporation Noise measurement for video signals
US5073822A (en) * 1990-11-19 1991-12-17 Tektronix, Inc. In-service cable television measurements
JPH04312092A (ja) * 1991-04-11 1992-11-04 Sony Corp ディジタル伝送テスト信号発生回路
US5337014A (en) * 1991-06-21 1994-08-09 Harris Corporation Phase noise measurements utilizing a frequency down conversion/multiplier, direct spectrum measurement technique
US5473361A (en) * 1993-01-19 1995-12-05 Tektronix, Inc. Cable television test and measurement system
US5615246A (en) * 1993-05-28 1997-03-25 Us West Technologies, Inc. Method and apparatus for spurious signal detection and disconnection in a hybrid fiber/coax network architecture
US5592540A (en) * 1993-05-28 1997-01-07 U S West Advanced Technologies, Inc. Method and apparatus for selectively delivering telephony signals on a hybrid coaxial cable network
RO111887B1 (ro) * 1993-05-28 1997-02-28 Us West Technologies Inc Metoda si retea pentru separarea serviciilor telefonice de serviciile speciale
US5499241A (en) * 1993-09-17 1996-03-12 Scientific-Atlanta, Inc. Broadband communications system
US5594726A (en) * 1993-09-17 1997-01-14 Scientific-Atlanta, Inc. Frequency agile broadband communications system
US5491508A (en) * 1994-03-21 1996-02-13 Lotus Development Corporation PC video conferencing

Also Published As

Publication number Publication date
AU3884897A (en) 1998-02-20
US5790523A (en) 1998-08-04
WO1998005138A2 (en) 1998-02-05
EP0916200B1 (de) 2000-09-20
JP2000516062A (ja) 2000-11-28
KR20000029766A (ko) 2000-05-25
EP0916200A2 (de) 1999-05-19
DE69703161T2 (de) 2001-05-17
WO1998005138A3 (en) 1998-03-26

Similar Documents

Publication Publication Date Title
DE69703161T2 (de) Prüfungsanordnung für breitband fernmeldesystem
DE69701317D1 (de) Wiederholer für Telekommunikationssanordnung
DE69838498D1 (de) Konfigurationsverfahren für Netzwerkvorrichtung
DE69533131D1 (de) Dienstleistungssystem für kommunikationsnetzwerke
NO992418D0 (no) Grensesnittsystem for bredbÕnds telekommunikasjon
DE69704170D1 (de) Leitungsimpedanzmessungssystem für kardiovertier/defibrillator
NO992419L (no) Grensesnitt for bredbÕnds telekommunikasjonssystemer
DE69828901D1 (de) Schauregalsystem für gondel
DE69839328D1 (de) Kanalstruktur für Kommunikationssysteme
DE69728136D1 (de) Gebührensysteme für kommunikationsdienste
DE69719631D1 (de) Fernspeisungssystem für Netzwerkelemente
DE69736670D1 (de) Netzwerk für verarbeitungseinrichtungen
DE69726859D1 (de) Echokompensation für ein breitbandverteilungssystem
DE59711435D1 (de) Bordnetz für Fahrzeuge
DE69721730D1 (de) Verbindungsblock für kabel
DE69719954T2 (de) Urladeverfahren für betriebssystem
DE69625833T2 (de) Testkarte für Analysen
DE59708874D1 (de) Verbindungseinrichtung für Längselemente
DE69711733T2 (de) Verbesserter Test für Aminoglykosid-Antibiotika
DE69936984D1 (de) Architektur für personalkommunikatiossystem
DE69732002D1 (de) Teilnehmerauthentifikation für drahtloses Teilnehmeranschlusssystem
DE69630468D1 (de) Verteilungssystem für breitbandsignale
DE59700327D1 (de) Verbindungseinrichtung für Profilteile
DE69715143D1 (de) Interface-Einrichtung für ATM-Netzwerke
DE69715135D1 (de) System für Senderelaisstation

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee