KR100404240B1 - 광대역 서비스를 지원하기 위해 가입자 회선의 기능을평가하는 방법 및 시스템 - Google Patents
광대역 서비스를 지원하기 위해 가입자 회선의 기능을평가하는 방법 및 시스템 Download PDFInfo
- Publication number
- KR100404240B1 KR100404240B1 KR10-2000-7011390A KR20007011390A KR100404240B1 KR 100404240 B1 KR100404240 B1 KR 100404240B1 KR 20007011390 A KR20007011390 A KR 20007011390A KR 100404240 B1 KR100404240 B1 KR 100404240B1
- Authority
- KR
- South Korea
- Prior art keywords
- subscriber
- modem
- line
- adsl
- noise
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/24—Testing correct operation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
- H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
- H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
- H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
- H04M3/305—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop testing of physical copper line parameters, e.g. capacitance or resistance
- H04M3/306—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop testing of physical copper line parameters, e.g. capacitance or resistance for frequencies above the voice frequency, e.g. xDSL line qualification
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephonic Communication Services (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Interface Circuits In Exchanges (AREA)
Abstract
Description
Claims (23)
- 광대역 전송을 지원할 수 있는지를 결정하도록 가입자 회선을 테스트하는 방법에 있어서,망으로부터의 디지털 회선에 의해 수반되는 전화망을 통해 가입자 모뎀과 프로세스를 갖는 원격 컴퓨터에 대한 원격 모뎀사이에 접속을 형성하는 단계;상기 가입자 모뎀과 상기 원격 모뎀 사이에 음성 대역 전송 테스트를 개시하는 단계; 및음성 대역 전송 테스트 결과를 기초로 광대역 전송 성능을 평가하는 단계를 포함하는 것을 특징으로 하는 가입자 회선 테스트 방법.
- 제 1 항에 있어서, 광대역 전송을 지원할 수 있는 가입자 회선을 가진 가입자의 리스트를 생성하는 단계 및 상기 생성된 리스트를 서비스 제공자에게 제공하는 단계를 더 포함하는 것을 특징으로 하는 가입자 회선 테스트 방법.
- 제 1 항에 있어서, 상기 광대역 전송은 비대칭 디지털 가입자 회선(ADSL) 기술인 것을 특징으로 하는 가입자 회선 테스트 방법.
- 제 3 항에 있어서, ADSL 전송을 지원할 수 있는 가입자 회선을 가진 가입자의 리스트를 생성하는 단계 및 상기 생성된 리스트를 서비스 제공자에게 제공하는 단계를 더 포함하는 것을 특징으로 하는 가입자 회선 테스트 방법.
- 제 1 항에 있어서, 가입자 모뎀 및 발신국의 경도 및 위도 좌표를 결정하는 단계를 더 포함하는 것을 특징으로 하는 가입자 회선 테스트 방법.
- 제 5 항에 있어서,잡음 소스 데이터베이스 및 가입자 모뎀 및 발신국의 경도 및 위도 좌표에 기초하여 외부 잡음에 노출이 예상되는 가입자 회선을 계산하는 단계; 및가입자 회선 설비상의 유입 잡음의 결합 속도를 평가하는 단계를 포함하며,상기 가입자 회선 성능을 평가하는 단계는 상기 평가된 잡음 결합 속도가 있을 때 광대역 전송 성능을 평가하는 단계를 포함하는 것을 특징으로 하는 가입자 회선 테스트 방법.
- 제 6 항에 있어서, 데이터베이스에 상기 평가된 광대역 전송 성능을 저장하는 단계를 더 포함하는 것을 특징으로 하는 가입자 회선 테스트 방법.
- 제 7 항에 있어서, 광대역 전송을 지원할 수 있는 가입자 회선을 가진 가입자들의 리스트를 생성하는 단계 및 상기 생성된 리스트를 광대역 서비스 제공자에게 제공하는 단계를 더 포함하는 것을 특징으로 하는 가입자 회선 테스트 방법.
- 제 6 항에 있어서, 상기 광대역 채널은 비대칭 디지털 가입자 회선(ADSL) 기술을 기반으로 하는 것을 특징으로 하는 가입자 회선 테스트 방법.
- 제 9 항에 있어서, 데이터베이스에 상기 평가된 ADSL 전송 성능을 저장하는 단계를 더 포함하는 것을 특징으로 하는 가입자 회선 테스트 방법.
- 제 10 항에 있어서, ADSL 전송을 지원할 수 있는 가입자 회선을 가진 가입자들의 리스트를 생성하는 단계 및 상기 생성된 리스트를 광대역 서비스 제공자에게 제공하는 단계를 더 포함하는 것을 특징으로 하는 가입자 회선 테스트 방법.
- 제 1 항에 있어서 상기 평가 단계는,모뎀 테스트 결과에 기초하여 가입자 회선 음성대역 주파수 응답을 추출하는 단계;상기 음성대역 주파수 응답 롤 오프(roll-off)가 예정 레벨보다 작은지를 결정하는 단계; 및상기 음성대역 주파수 응답 롤 오프가 예정 레벨보다 작다면 음성대역 원단 에코 손실과 수신 전력 레벨을 기초로 예상되는 광대역 전송 성능을 평가하는 단계를 더 포함하는 것을 특징으로 하는 가입자 회선 테스트 방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 광대역 전송을 지원할 수 있는지 결정하도록 가입자 회선을 테스트하는 시스템에 있어서,가입자 지역 회선에 연결된 제 1 모뎀;가입자 지역 회선에 연결된 발신국; 및상기 발신국에 접속된 회선 인증 시스템을 포함하며, 상기 회선 인정 시스템은 상기 발신국에 연결된 디지털 회선을 통해 회선 인증 서비스 제공자 컴퓨터에 연결된 제 2 모뎀, 상기 제 1 및 제 2 모뎀들에 의해 포착되고 저장된 초기 교섭 정보에 기초하여 음성 대역 주파수 응답 롤 오프를 추출하는 수단, 및 초기 모뎀 교섭동안 상기 제 2 모뎀에 의해 포착되고 저장된 음성 대역 원단 에코 손실 및 수신 전력 레벨에 기초하여 광대역 전송 성능을 평가하는 수단을 포함하는 것을 특징으로 하는 가입자 회선 테스트 시스템.
- 제 18 항에 있어서, 상기 서비스 제공자 컴퓨터는,상기 가입자에 대한 식별 정보를 획득하는 수단;상기 가입자의 경도 및 위도 좌표들을 갖는 데이터베이스에 액세스하는 수단;가입자 경도 및 위도 좌표들에 기초하여 가입자 회선 유입 잡음을 계산하는 기능을 갖는 잡음 평가기를 액세스하는 수단; 및가입자 회선 유입 잡음 및 가입자 식별 정보를 저장하는 수단을 포함하는 것을 특징으로 하는 가입자 회선 테스트 시스템.
- 제 19 항에 있어서, 상기 제 1 및 제 2 모뎀들은 V.34 모뎀인 것을 특징으로 하는 가입자 회선 테스트 시스템.
- 제 19 항에 있어서, 상기 디지털 회선은 발신국을 착신국에 연결하는 디지털 트렁크 및 ISDN 기본 속도 인터페이스, ISDN 초기 속도 인터페이스 및 착신국을 상기 회선 인증 시스템에 연결하는 DSI 서비스 접속으로 구성되는 그룹으로부터 선택된 디지털 인터페이스를 포함하는 것을 특징으로 하는 가입자 회선 테스트 시스템.
- 삭제
- 삭제
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/059,065 | 1998-04-13 | ||
US09/059,065 US6091713A (en) | 1998-04-13 | 1998-04-13 | Method and system for estimating the ability of a subscriber loop to support broadband services |
US9/059,065 | 1998-04-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010042686A KR20010042686A (ko) | 2001-05-25 |
KR100404240B1 true KR100404240B1 (ko) | 2003-11-01 |
Family
ID=22020619
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-7011390A KR100404240B1 (ko) | 1998-04-13 | 1999-04-05 | 광대역 서비스를 지원하기 위해 가입자 회선의 기능을평가하는 방법 및 시스템 |
Country Status (10)
Country | Link |
---|---|
US (1) | US6091713A (ko) |
EP (1) | EP1072113A4 (ko) |
JP (1) | JP3654428B2 (ko) |
KR (1) | KR100404240B1 (ko) |
CN (1) | CN1148022C (ko) |
AU (1) | AU745135B2 (ko) |
CA (1) | CA2328216C (ko) |
IL (1) | IL137994A0 (ko) |
WO (1) | WO1999053637A1 (ko) |
ZA (1) | ZA200004384B (ko) |
Families Citing this family (124)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69838655D1 (de) * | 1997-05-26 | 2007-12-20 | Telsey S P A | Verfahren und Vorrichtung zur Verteilung von Breitbanddiensten |
US6366644B1 (en) * | 1997-09-15 | 2002-04-02 | Cisco Technology, Inc. | Loop integrity test device and method for digital subscriber line (XDSL) communication |
WO1999034588A1 (en) * | 1997-12-24 | 1999-07-08 | Globespan Semiconductor Inc. | Apparatus and method for improved dsl communication |
US20010019559A1 (en) * | 1998-01-09 | 2001-09-06 | Gemini Networks, Inc. | System, method, and computer program product for end-user self-authentication |
SE9800249L (sv) * | 1998-01-29 | 1999-07-30 | Telia Ab | Förbättringar av, eller med avseende på, telekommunikationer |
US6301336B1 (en) * | 1998-03-26 | 2001-10-09 | Mci Communications Corporation | Method and apparatus for testing components in a communications system |
US6292539B1 (en) * | 1998-05-29 | 2001-09-18 | Verizon Laboratories Inc. | Method and apparatus for digital subscriber loop qualification |
US6226356B1 (en) * | 1998-06-12 | 2001-05-01 | Legerity Inc. | Method and apparatus for power regulation of digital data transmission |
US6373923B1 (en) * | 1998-11-03 | 2002-04-16 | Nortel Networks Limited | Line testing method and apparatus therefor |
US6385297B2 (en) | 1998-11-03 | 2002-05-07 | Teradyne, Inc. | Method and apparatus for qualifying loops for data services |
US6480469B1 (en) * | 1998-12-16 | 2002-11-12 | Worldcom, Inc. | Dial-up access response testing method and system therefor |
US6349130B1 (en) * | 1998-12-22 | 2002-02-19 | Lucent Technologies, Inc. | Method to pre-qualify copper loops for ADSL service |
US6292468B1 (en) * | 1998-12-31 | 2001-09-18 | Qwest Communications International Inc. | Method for qualifying a loop for DSL service |
US7003078B2 (en) * | 1999-01-29 | 2006-02-21 | Sbc Knowledge Ventures, Lp | Method and apparatus for telephone line testing |
US6324167B1 (en) * | 1999-02-23 | 2001-11-27 | Ameritech Corporation | Method and system for conveying multiple calls on a single telephone line |
US6778596B1 (en) | 1999-03-12 | 2004-08-17 | Aware, Inc. | Method and multi-carrier transceiver with stored application profiles for supporting multiple applications |
EP1956785B1 (en) * | 1999-03-12 | 2012-12-26 | Daphimo Co. B.V., LLC | Multicarrier modulation system and method |
US20060274840A1 (en) * | 2005-06-06 | 2006-12-07 | Marcos Tzannes | Method for seamlessly changing power modes in an ADSL system |
US6895081B1 (en) * | 1999-04-20 | 2005-05-17 | Teradyne, Inc. | Predicting performance of telephone lines for data services |
US6393102B1 (en) * | 1999-05-24 | 2002-05-21 | Verizon Laboratories Inc. | Computer-executable method for diagnosing trouble causes in telephone cable segments when trouble data are available only for entire cables |
US6380971B1 (en) * | 1999-05-28 | 2002-04-30 | Qwest Communications International Inc. | VDSL video/data set top test equipment |
GB2355361B (en) * | 1999-06-23 | 2004-04-14 | Teradyne Inc | Qualifying telephone lines for data transmission |
CA2369858C (en) * | 1999-06-25 | 2006-02-21 | Stefano Galli | Single ended measurement method and system for determining subscriber loop make up |
US6538451B1 (en) | 1999-06-25 | 2003-03-25 | Telcordia Technologies, Inc. | Single ended measurement method and system for determining subscriber loop make up |
US6633545B1 (en) * | 1999-07-30 | 2003-10-14 | Cisco Technology, Inc. | System and method for determining the data rate capacity of digital subscriber lines |
US6636603B1 (en) | 1999-07-30 | 2003-10-21 | Cisco Technology, Inc. | System and method for determining the transmit power of a communication device operating on digital subscriber lines |
US6456694B1 (en) * | 1999-07-30 | 2002-09-24 | Lucent Technologies Inc. | Method for prequalifying subscriber lines for high speed data service |
AU6899400A (en) * | 1999-08-13 | 2001-03-13 | Bellsouth Intellectual Property Corporation | Adsl loop qualification systems and methods |
US6625255B1 (en) * | 1999-08-23 | 2003-09-23 | Lucent Technologies Inc. | Apparatus and method for communications loop characterization |
CA2281208A1 (en) * | 1999-08-31 | 2001-02-28 | Nortel Networks Corporation | Single-ended subscriber loop qualification for xdsl service |
US6263047B1 (en) * | 1999-09-07 | 2001-07-17 | Tempo Research Corporation | Apparatus and method for characterizing the loading pattern of a telecommunications transmission line |
US6487276B1 (en) * | 1999-09-30 | 2002-11-26 | Teradyne, Inc. | Detecting faults in subscriber telephone lines |
US6819744B1 (en) | 1999-09-30 | 2004-11-16 | Telcordia Technologies, Inc. | System and circuitry for measuring echoes on subscriber loops |
US6687336B1 (en) * | 1999-09-30 | 2004-02-03 | Teradyne, Inc. | Line qualification with neural networks |
US6724859B1 (en) | 1999-09-30 | 2004-04-20 | Telcordia Technologies, Inc. | Method for determining subscriber loop make-up by subtracting calculated signals |
US6463126B1 (en) | 1999-11-06 | 2002-10-08 | Qwest Communications International Inc. | Method for qualifying a loop for DSL service |
WO2001035609A1 (en) * | 1999-11-11 | 2001-05-17 | Voyan Technology | Method and apparatus for impairment diagnosis in communication systems |
AU1596901A (en) * | 1999-11-11 | 2001-06-06 | Voyan Technology | Method and apparatus for the prediction and optimization in impaired communication systems |
US6970560B1 (en) | 1999-11-11 | 2005-11-29 | Tokyo Electron Limited | Method and apparatus for impairment diagnosis in communication systems |
US6978015B1 (en) | 1999-11-11 | 2005-12-20 | Tokyo Electron Limited | Method and apparatus for cooperative diagnosis of impairments and mitigation of disturbers in communication systems |
US6970415B1 (en) | 1999-11-11 | 2005-11-29 | Tokyo Electron Limited | Method and apparatus for characterization of disturbers in communication systems |
US6870901B1 (en) | 1999-11-11 | 2005-03-22 | Tokyo Electron Limited | Design and architecture of an impairment diagnosis system for use in communications systems |
US6466647B1 (en) * | 1999-11-17 | 2002-10-15 | Bellsouth Intellectual Property Corporation | System and method for estimating the capacity of a local loop to carry data |
US6370230B1 (en) * | 1999-12-27 | 2002-04-09 | Qwest Communications International, Inc. | Method and system for diagnosing and testing modems and intermachine trunks |
WO2001050716A1 (en) * | 2000-01-03 | 2001-07-12 | Rit Technologies Ltd. | Apparatus and method for shared line testing |
EP2267914A3 (en) | 2000-01-07 | 2012-09-26 | Aware, Inc. | Systems and methods for loop length and bridged tap length determination of a transmission line |
JP4311902B2 (ja) * | 2000-01-07 | 2009-08-12 | アウェア, インコーポレイテッド | 伝送ラインのループ長・ブリッジタップ長を決定するためのシステムおよび方法 |
US6977958B1 (en) | 2000-02-23 | 2005-12-20 | 2Wire, Inc. | Differentially-driven loop extender |
US7072385B1 (en) | 2000-02-23 | 2006-07-04 | 2Wire, Inc. | Load coil and DSL repeater including same |
GB0005227D0 (en) * | 2000-03-03 | 2000-04-26 | Teradyne Inc | Technique for estimatio of insertion loss |
US6282265B1 (en) * | 2000-03-07 | 2001-08-28 | Harris Corporation | Two-ended wireline pair identification system |
US6418160B1 (en) * | 2000-03-29 | 2002-07-09 | Sbc Technology Resources, Inc. | Method for testing a communication channel |
US7020274B1 (en) * | 2000-04-26 | 2006-03-28 | Agilent Technologies, Inc. | Universal apparatus and method for interfacing signals with telephony networks |
US6459773B1 (en) * | 2000-05-05 | 2002-10-01 | Lucent Technologies Inc. | System to pre-qualify copper subscriber loops for high bandwidth access service using subscriber or network generated tones |
US6782078B1 (en) * | 2000-05-05 | 2004-08-24 | Lucent Technologies Inc. | System to pre-qualify copper subscriber loops for high bandwidth access service using subscriber voice signals |
US6574308B1 (en) * | 2000-05-09 | 2003-06-03 | Paradyne Corporation | Digital subscriber line diagnostic system |
KR20010106024A (ko) * | 2000-05-20 | 2001-11-29 | 김주형 | 통신망 속도 측정 방법 |
US6985444B1 (en) * | 2000-06-02 | 2006-01-10 | Teradyne, Inc. | Binning of results from loop qualification tests |
US6819746B1 (en) * | 2000-07-10 | 2004-11-16 | Verizon Services Corp. | Expert system for loop qualification of XDSL services |
GB2365253B (en) * | 2000-07-19 | 2004-06-16 | Teradyne Inc | Method of performing insertion loss estimation |
US7076556B1 (en) * | 2000-07-31 | 2006-07-11 | Cisco Technology, Inc. | Method and apparatus for storage and retrieval of connection data in a communications system |
US8041782B1 (en) * | 2000-08-31 | 2011-10-18 | Alcatel Lucent | System of automated configuration of network subscribers for broadband communication |
US7116637B2 (en) * | 2000-09-06 | 2006-10-03 | Verso Technologies, Inc. | System and method for diagnosing a POTS port |
US20090010251A1 (en) * | 2000-09-19 | 2009-01-08 | Agere Systems Inc. | Simplifying DSL Deployment via Analog/DSL Combination Solution |
US7027405B1 (en) | 2000-10-06 | 2006-04-11 | Fluke Corporation | System and method for broadband analysis of telephone local loop |
JP2002118651A (ja) | 2000-10-11 | 2002-04-19 | Nec Corp | xDSL伝送特性改善方法及びxDSL伝送特性測定方式 |
WO2002058369A2 (en) * | 2000-10-19 | 2002-07-25 | Teradyne, Inc. | Method and apparatus for bridged tap impact analysis |
US6801601B2 (en) | 2000-10-31 | 2004-10-05 | Centillium Communications, Inc. | Single ended line probing in DSL system using transformerless hybrid |
US6668041B2 (en) * | 2001-05-09 | 2003-12-23 | Centillium Communications, Inc. | Single ended line probing in DSL system |
AU2002232587A1 (en) * | 2000-11-03 | 2002-05-15 | Conexant Systems, Inc. | Method and apparatus for configuration or diagnostics of a communication device |
US7116760B2 (en) * | 2000-12-04 | 2006-10-03 | Acterna, L.L.C. | System and method for single-ended line analysis for qualification and mapping |
US6947529B2 (en) * | 2001-01-17 | 2005-09-20 | 2Wire, Inc. | DSL compatible load coil |
US6671312B2 (en) | 2001-01-19 | 2003-12-30 | Truecomm, Inc. | Telecommunications line test method |
US7483528B2 (en) * | 2001-02-06 | 2009-01-27 | 2Wire, Inc. | Loop extender with selectable line termination and equalization |
EP1378107A4 (en) * | 2001-02-06 | 2006-04-12 | 2Wire Inc | LOOP EXTENSIONER WITH COMMUNICATION, CONTROL AND DIAGNOSIS |
WO2002071681A1 (en) * | 2001-02-06 | 2002-09-12 | 2Wire, Inc. | Line powered loop extender with communications, control, and diagnostics |
EP1370879A4 (en) * | 2001-02-15 | 2006-04-26 | 2Wire Inc | SYSTEM AND METHOD FOR ERROR ISOLATION FOR DSL LOOP EXPANSION DEVICES |
US20020116638A1 (en) * | 2001-02-16 | 2002-08-22 | Gemini Networks, Inc. | System, method, and computer program product for supporting multiple service providers with an integrated operations support system |
US20020116484A1 (en) * | 2001-02-16 | 2002-08-22 | Gemini Networks, Inc. | System, method, and computer program product for supporting multiple service providers with a trouble ticket capability |
US6690769B2 (en) * | 2001-02-24 | 2004-02-10 | Telesector Resource Group, Inc. | Hand-held telecommunication loop testing device |
US20030002658A1 (en) * | 2001-04-19 | 2003-01-02 | Aware, Inc. | Forward model computation in single-ended time domain loop characterization using ABCD-matrix theory of transmission lines |
US6829330B2 (en) * | 2001-04-26 | 2004-12-07 | Aware, Inc. | Systems and methods for loop characterization from double-ended measurements |
US7782933B2 (en) * | 2001-05-08 | 2010-08-24 | Alistair Malcolm Macdonald | Digital subscriber line diagnostic system |
US20030147506A1 (en) * | 2001-05-09 | 2003-08-07 | Jalil Kamali | Single ended line probing in DSL system using combined FDR-TDR approach |
US6876725B2 (en) | 2001-05-09 | 2005-04-05 | Centillium Communications, Inc. | Single ended line probing in DSL system |
US20030021391A1 (en) * | 2001-06-01 | 2003-01-30 | Rubin David A. | Method and apparatus for determining distance qualification and electrical qualification of a telephone line for high speed communications |
US6707886B2 (en) | 2001-06-08 | 2004-03-16 | At&T Corp. | Method and system for testing subscriber loops using touchtone telephone signals |
US7093289B2 (en) * | 2001-08-22 | 2006-08-15 | Adtran, Inc. | Mechanism for automatically configuring integrated access device for use in voice over digital subscriber line circuit |
US20030112763A1 (en) * | 2001-12-17 | 2003-06-19 | Gin Liu | Communications channel performance determination for high-speed access |
US20030165235A1 (en) * | 2002-03-01 | 2003-09-04 | Aghdam Amir Gholam | Sharing high-frequency band of neighboring phone lines |
KR100521978B1 (ko) * | 2002-06-26 | 2005-10-17 | 주식회사 케이티 | 멀티배선 정보를 이용한 adsl 전송성능 관리 시스템및 방법 |
US6987837B1 (en) * | 2002-09-06 | 2006-01-17 | Sprint Communications Company L.P. | Close-out test system |
US6834099B1 (en) * | 2002-09-19 | 2004-12-21 | Sprint Communications Company L.P. | End-user communications test system |
US20050002383A1 (en) * | 2002-10-04 | 2005-01-06 | Bellsouth Intellectual Property Corporation | ADSL loop qualification systems and methods |
US7620154B2 (en) * | 2002-12-23 | 2009-11-17 | Cambron G Keith | Equivalent working length determinative system for digital subscriber line circuits |
US7079626B2 (en) * | 2003-03-05 | 2006-07-18 | Sbc Properties, L.P. | System and method for imputing data into a database |
US20040267678A1 (en) * | 2003-06-30 | 2004-12-30 | Gao Xiao M | Fuzzy logic impedance mismatch network for DSL qualification |
US7072462B2 (en) * | 2003-06-30 | 2006-07-04 | Intel Corporation | Estimation of DSL telephone loop capability using CAZAC sequence |
US7020246B2 (en) * | 2003-06-30 | 2006-03-28 | Intel Corporation | Time domain reflected signal measurement using statistical signal processing |
US20050036560A1 (en) * | 2003-08-14 | 2005-02-17 | Adc Dsl Systems, Inc. | Cable calculator |
US7386039B2 (en) * | 2003-09-26 | 2008-06-10 | Tollgrade Communications, Inc. | Method and apparatus for identifying faults in a broadband network |
US7302379B2 (en) * | 2003-12-07 | 2007-11-27 | Adaptive Spectrum And Signal Alignment, Inc. | DSL system estimation and parameter recommendation |
US7809116B2 (en) * | 2003-12-07 | 2010-10-05 | Adaptive Spectrum And Signal Alignment, Inc. | DSL system estimation including known DSL line scanning and bad splice detection capability |
US20050131720A1 (en) * | 2003-12-15 | 2005-06-16 | Andrews Robert T. | Methods and systems of span design |
CN100563271C (zh) * | 2003-12-24 | 2009-11-25 | 华为技术有限公司 | 一种非对称数字用户线测试系统 |
EP1733483B1 (en) * | 2004-02-11 | 2011-05-11 | Aware, Inc. | Communication channel capacity estimation |
US7529347B2 (en) * | 2004-10-01 | 2009-05-05 | Tollgrade Communications, Inc. | Test system for assessing DSL capability of telephone lines |
CN101233721B (zh) * | 2005-07-10 | 2014-07-16 | 适应性频谱和信号校正股份有限公司 | 数字用户线路dsl系统估计 |
GB2431067B (en) | 2005-10-07 | 2008-05-07 | Cramer Systems Ltd | Telecommunications service management |
FR2892262B1 (fr) * | 2005-10-18 | 2008-10-10 | Acterna Ipms Soc Par Actions S | Procede de repartition de ressources materielles et logicielles de controle des liaisons haut debit |
GB2432992B (en) * | 2005-11-18 | 2008-09-10 | Cramer Systems Ltd | Network planning |
US7606145B2 (en) * | 2005-11-29 | 2009-10-20 | Sbc Knowledge Ventures, L.P. | Dual-mode broadband modem |
GB2433675B (en) * | 2005-12-22 | 2008-05-07 | Cramer Systems Ltd | Communications circuit design |
US8121029B2 (en) * | 2006-02-06 | 2012-02-21 | At&T Intellectual Property I, L.P. | Methods and systems for providing supported DSL communications features as selections |
GB2435362B (en) * | 2006-02-20 | 2008-11-26 | Cramer Systems Ltd | Method of configuring devices in a telecommunications network |
JP5555488B2 (ja) * | 2006-05-01 | 2014-07-23 | アダプティブ スペクトラム アンド シグナル アラインメント インコーポレイテッド | 複数のソースからのデータを結合して通信システムを特徴づける方法および装置 |
US7835644B2 (en) * | 2006-12-22 | 2010-11-16 | Verizon Patent And Licensing Inc. | System for intercepting signals to be transmitted over a fiber optic network and associated method |
WO2008081215A1 (en) * | 2006-12-29 | 2008-07-10 | Telecom Italia S.P.A. | Method for the status analysis of a subscriber loop to support broadband telecommunication services |
US7876815B2 (en) * | 2007-05-15 | 2011-01-25 | At&T Intellectual Property I, L.P. | Methods and apparatus to qualify a wire-pair for a digital subscriber line (DSL) service |
US8144835B2 (en) * | 2007-09-19 | 2012-03-27 | At&T Intellectual Property I, Lp | Digital subscriber line (DSL) diagnostic tools and methods to use the same |
US20110106588A1 (en) * | 2009-10-30 | 2011-05-05 | At&T Intellectual Property I, L.P. | System and Method to Facilitate Installation of a Digital Subscriber Line |
US8515014B2 (en) * | 2009-11-30 | 2013-08-20 | At&T Intellectual Property I, L.P. | Methods, apparatus and articles of manufacture to characterize customer-premises networks |
EP2712160B1 (en) * | 2012-09-24 | 2014-06-18 | Alcatel Lucent | Method and device for testing subscriber premises equipment |
US10512000B2 (en) | 2014-12-04 | 2019-12-17 | Assia Spe, Llc | Method and apparatus for predicting successful DSL line optimization |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980046178U (ko) * | 1996-12-27 | 1998-09-25 | 김영환 | 비대칭디지탈전송장치용 전송라인 시험장치 |
JPH1188376A (ja) * | 1997-07-10 | 1999-03-30 | Alcatel Alsthom Co General Electricite | 狭帯域サービスと広帯域サービスの両方を加入者に提供するための電気通信システム、加入者装置、そのためのシェルフ、交換可能な低域通過フィルタ装置、回線終端装置、ネットワーク終端装置、及び冗長性機能を有する複数のシェルフを備える電気通信ラック |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4757495A (en) * | 1986-03-05 | 1988-07-12 | Telebit Corporation | Speech and data multiplexor optimized for use over impaired and bandwidth restricted analog channels |
US4730313A (en) * | 1986-08-18 | 1988-03-08 | Racal Data Communications Inc. | Access circuit diagnostics for integrated services digital network |
US5023869A (en) * | 1989-03-27 | 1991-06-11 | Alberta Telecommunications Research Centre | Method and apparatus for maximizing the transmission capacity of a multi-channel bidirectional communications link |
US5140625A (en) * | 1991-03-04 | 1992-08-18 | Xel Communications, Inc. | System for testing 2B1Q telephony loopback circuits and method therefor |
US5479447A (en) * | 1993-05-03 | 1995-12-26 | The Board Of Trustees Of The Leland Stanford, Junior University | Method and apparatus for adaptive, variable bandwidth, high-speed data transmission of a multicarrier signal over digital subscriber lines |
US5528679A (en) * | 1994-01-27 | 1996-06-18 | Primary Access Corporation | Automatic detection of digital call paths in a telephone system |
US5615225A (en) * | 1994-02-09 | 1997-03-25 | Harris Corporation | Remote measurement unit containing integrated line measurement and conditioning functionality for performing remotely commanded testing and conditioning of telephone line circuits |
US5495483A (en) * | 1995-01-26 | 1996-02-27 | Motorola, Inc. | Method and apparatus for allocating carrier channels |
US5805669A (en) * | 1996-12-30 | 1998-09-08 | Paradyne Corporation | Rate adaptaptive subscriber line ("RADSL") modem and method of operation |
-
1998
- 1998-04-13 US US09/059,065 patent/US6091713A/en not_active Expired - Fee Related
-
1999
- 1999-04-05 EP EP99915271A patent/EP1072113A4/en not_active Withdrawn
- 1999-04-05 CA CA002328216A patent/CA2328216C/en not_active Expired - Lifetime
- 1999-04-05 KR KR10-2000-7011390A patent/KR100404240B1/ko not_active IP Right Cessation
- 1999-04-05 AU AU33825/99A patent/AU745135B2/en not_active Expired
- 1999-04-05 CN CNB998050423A patent/CN1148022C/zh not_active Expired - Lifetime
- 1999-04-05 JP JP2000544083A patent/JP3654428B2/ja not_active Expired - Lifetime
- 1999-04-05 IL IL13799499A patent/IL137994A0/xx unknown
- 1999-04-05 WO PCT/US1999/007444 patent/WO1999053637A1/en active IP Right Grant
-
2000
- 2000-08-24 ZA ZA200004384A patent/ZA200004384B/xx unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980046178U (ko) * | 1996-12-27 | 1998-09-25 | 김영환 | 비대칭디지탈전송장치용 전송라인 시험장치 |
JPH1188376A (ja) * | 1997-07-10 | 1999-03-30 | Alcatel Alsthom Co General Electricite | 狭帯域サービスと広帯域サービスの両方を加入者に提供するための電気通信システム、加入者装置、そのためのシェルフ、交換可能な低域通過フィルタ装置、回線終端装置、ネットワーク終端装置、及び冗長性機能を有する複数のシェルフを備える電気通信ラック |
Also Published As
Publication number | Publication date |
---|---|
JP3654428B2 (ja) | 2005-06-02 |
CA2328216C (en) | 2003-12-02 |
ZA200004384B (en) | 2001-10-31 |
CN1148022C (zh) | 2004-04-28 |
AU3382599A (en) | 1999-11-01 |
JP2002511699A (ja) | 2002-04-16 |
IL137994A0 (en) | 2001-10-31 |
CA2328216A1 (en) | 1999-10-21 |
KR20010042686A (ko) | 2001-05-25 |
US6091713A (en) | 2000-07-18 |
WO1999053637A1 (en) | 1999-10-21 |
AU745135B2 (en) | 2002-03-14 |
EP1072113A4 (en) | 2006-04-26 |
CN1297632A (zh) | 2001-05-30 |
EP1072113A1 (en) | 2001-01-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100404240B1 (ko) | 광대역 서비스를 지원하기 위해 가입자 회선의 기능을평가하는 방법 및 시스템 | |
US7961850B2 (en) | Apparatus and method for simultaneous multiple telephone type services on a single telephone line | |
JP4694093B2 (ja) | 多数搬送波dsl環境でブロードバンド信号を使用して伝送回線を特性付けるためのシステムおよび方法 | |
Chen et al. | Applicability of ADSL to support video dial tone in the copper loop | |
US20100135374A1 (en) | Method and device for crosstalk evaluation and communication system comprising such device | |
EP3193458B1 (en) | Method for automatically removing crosstalk and an apparatus thereof | |
CN106464301A (zh) | 数字通信网络中的资源分配 | |
US7453989B1 (en) | Method and apparatus for testing a subscriber loop-based service | |
WO2001067729A1 (en) | Technique for estimation of a subscriber line insertion loss | |
JP2007507181A (ja) | ブロードバンド・ネットワークにおける故障識別方法及び装置 | |
US6341159B1 (en) | Extrapolation of location and amplitude of noise sources on telecommunication wireline from ended access point | |
US6621859B1 (en) | Combined cable/DSL modem and method for high speed data communication | |
JP2006510317A (ja) | エコーを表す情報を使用する障害の特定 | |
US6671312B2 (en) | Telecommunications line test method | |
US8553845B2 (en) | Method for the status analysis of a subscriber loop to support broadband telecommunication services | |
US6795548B2 (en) | Method and system for data communication | |
US20030112763A1 (en) | Communications channel performance determination for high-speed access | |
US6628756B2 (en) | System and method for telephone number verification and identification | |
MXPA00009476A (en) | Method and system for estimating the ability of a subscriber loop to support broadband services | |
Nilsson | Management of a DSL copper network using built-in loop qualification tools | |
US7103147B2 (en) | Methods and apparatuses for determining loop characteristics using standard voice-band modem | |
Chen et al. | ADSL noise environment and potential system performance | |
Carpenter et al. | The EM environment and xDSL | |
Wia | Loop Qualification for xDSL |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20120927 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20130927 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20140929 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20150930 Year of fee payment: 13 |
|
FPAY | Annual fee payment |
Payment date: 20160929 Year of fee payment: 14 |
|
FPAY | Annual fee payment |
Payment date: 20170929 Year of fee payment: 15 |
|
FPAY | Annual fee payment |
Payment date: 20180928 Year of fee payment: 16 |
|
EXPY | Expiration of term |