WO2001063893A3 - Method and apparatus for termination detection in an adsl environment - Google Patents
Method and apparatus for termination detection in an adsl environment Download PDFInfo
- Publication number
- WO2001063893A3 WO2001063893A3 PCT/US2001/002917 US0102917W WO0163893A3 WO 2001063893 A3 WO2001063893 A3 WO 2001063893A3 US 0102917 W US0102917 W US 0102917W WO 0163893 A3 WO0163893 A3 WO 0163893A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- voltage
- current
- termination
- indication
- graph
- Prior art date
Links
Classifications
-
- 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
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
-
- 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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/02—Calling substations, e.g. by ringing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/2209—Arrangements for supervision, monitoring or testing for lines also used for data transmission
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01906767A EP1260085A2 (en) | 2000-02-24 | 2001-01-30 | Method and apparatus for termination detection in an adsl environment |
JP2001561994A JP2003524343A (en) | 2000-02-24 | 2001-01-30 | Termination detection method and apparatus in ADSL environment |
AU2001234637A AU2001234637A1 (en) | 2000-02-24 | 2001-01-30 | Method and apparatus for termination detection in an adsl environment |
CA002401054A CA2401054A1 (en) | 2000-02-24 | 2001-01-30 | Method and apparatus for termination detection in an adsl environment |
BR0108936-6A BR0108936A (en) | 2000-02-24 | 2001-01-30 | Measurement system and method for terminal detection within an adsl environment |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US51217900A | 2000-02-24 | 2000-02-24 | |
US09/512,179 | 2000-02-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2001063893A2 WO2001063893A2 (en) | 2001-08-30 |
WO2001063893A3 true WO2001063893A3 (en) | 2002-07-18 |
Family
ID=24038025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2001/002917 WO2001063893A2 (en) | 2000-02-24 | 2001-01-30 | Method and apparatus for termination detection in an adsl environment |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP1260085A2 (en) |
JP (1) | JP2003524343A (en) |
AR (1) | AR033511A1 (en) |
AU (1) | AU2001234637A1 (en) |
BR (1) | BR0108936A (en) |
CA (1) | CA2401054A1 (en) |
TW (1) | TW498674B (en) |
WO (1) | WO2001063893A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7333606B1 (en) | 2000-04-13 | 2008-02-19 | Adc Telecommunications, Inc. | Splitter architecture for a telecommunications system |
EP2111024A1 (en) * | 2008-04-16 | 2009-10-21 | Nokia Siemens Networks Oy | Detection of devices and fault conditions by means of U/I or I/U characteristics |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4529847A (en) * | 1983-12-12 | 1985-07-16 | At&T Bell Laboratories | Maintenance termination unit |
WO1991011872A1 (en) * | 1990-01-31 | 1991-08-08 | Raychem S.A. | Telecommunications line test system |
US5636202A (en) * | 1995-07-25 | 1997-06-03 | Lucent Technologies Inc. | Test system for detecting ISDN NT1-U interfaces |
US5699402A (en) * | 1994-09-26 | 1997-12-16 | Teradyne, Inc. | Method and apparatus for fault segmentation in a telephone network |
-
2001
- 2001-01-30 JP JP2001561994A patent/JP2003524343A/en active Pending
- 2001-01-30 WO PCT/US2001/002917 patent/WO2001063893A2/en not_active Application Discontinuation
- 2001-01-30 BR BR0108936-6A patent/BR0108936A/en not_active IP Right Cessation
- 2001-01-30 CA CA002401054A patent/CA2401054A1/en not_active Abandoned
- 2001-01-30 AU AU2001234637A patent/AU2001234637A1/en not_active Abandoned
- 2001-01-30 EP EP01906767A patent/EP1260085A2/en not_active Withdrawn
- 2001-02-02 TW TW90102152A patent/TW498674B/en not_active IP Right Cessation
- 2001-02-23 AR ARP010100830A patent/AR033511A1/en not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4529847A (en) * | 1983-12-12 | 1985-07-16 | At&T Bell Laboratories | Maintenance termination unit |
WO1991011872A1 (en) * | 1990-01-31 | 1991-08-08 | Raychem S.A. | Telecommunications line test system |
US5699402A (en) * | 1994-09-26 | 1997-12-16 | Teradyne, Inc. | Method and apparatus for fault segmentation in a telephone network |
US5636202A (en) * | 1995-07-25 | 1997-06-03 | Lucent Technologies Inc. | Test system for detecting ISDN NT1-U interfaces |
Non-Patent Citations (1)
Title |
---|
"NETWORK AND CUSTOMER INSTALLATION INTERFACES - ASYMMETRIC DIGITAL SUBSCRIBER LINE (ADSL) METALLIC INTERFACE", ANSI T1.413-1998. REVISION OF ANSI T1.413-1995. NETWORK AND CUSTOMER INSTALLATION INTERFACES - ASYMMETRIC DIGITAL SUBSCRIBER LINE (ADSL) METALLIC INTERFACE, XX, XX, PAGE(S) A-C,I-XIII,1-246, XP000955261 * |
Also Published As
Publication number | Publication date |
---|---|
JP2003524343A (en) | 2003-08-12 |
BR0108936A (en) | 2003-12-09 |
TW498674B (en) | 2002-08-11 |
AR033511A1 (en) | 2003-12-26 |
AU2001234637A1 (en) | 2001-09-03 |
CA2401054A1 (en) | 2001-08-30 |
EP1260085A2 (en) | 2002-11-27 |
WO2001063893A2 (en) | 2001-08-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR0182349B1 (en) | Near-end communications line characteristic measuring system | |
CN106569078B (en) | State detection method and system for secondary circuit of current transformer | |
ATE450975T1 (en) | SIGNATURE DEVICE FOR DEVICE UNITS OF AN IN-HOUSE TELEPHONE NETWORK | |
AU2001264477A1 (en) | A method and a device for prediction of a zero-crossing of an alternating current | |
EP0855825A3 (en) | Detecting high usage telecommunications lines | |
CN104221353A (en) | Methods and systems for characterizing line micro-filter states & positioning line faults relative to a network interface device | |
JP3897818B2 (en) | Method and apparatus for testing electrical installations | |
WO2001063893A3 (en) | Method and apparatus for termination detection in an adsl environment | |
EP1744169A3 (en) | Means of detecting faults in alternators | |
DK0740880T3 (en) | Method for detecting a raised telephone handset during ringing and using a subscriber line interface circuit with | |
CN105486984B (en) | A kind of direct current grounding trouble shooting method and instrument based on the control of dynamic electric potential source | |
AU2006219731B2 (en) | Method and apparatus for monitoring the earth loop impedance of an electrical installation | |
EP0901264B1 (en) | Telecommunications line termination test | |
US4680783A (en) | Telephone security violation detection device | |
US4440985A (en) | Apparatus for determining the location of faults in a transmission line | |
EP1402709B1 (en) | Detecting a bridge tap or end-of-line of a telephone line using time-domain reflectometry | |
CN107948386A (en) | Speech quality detecting system and method | |
US20080080676A1 (en) | Method and system for evaluating analog telephone lines | |
US8515018B2 (en) | Automatic telephone line loop around system and method | |
US9160841B2 (en) | Device and method for detecting absence of a POTS splitter in a digital subscriber line | |
CA2024941A1 (en) | Composite ringing and coin control voltage detector and method | |
MXPA02012417A (en) | Test unit for use at a network interface device. | |
WO2000035174A1 (en) | Fast continuous telephone line fault detection | |
EP1113650A3 (en) | Apparatus and method for telephone line and customer premises equipment testing | |
JPH08279849A (en) | Test equipment for subscriber line |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A2 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CR CU CZ DE DK DM DZ EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG US UZ VN YU ZA ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A2 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE TR BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
AK | Designated states |
Kind code of ref document: A3 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CR CU CZ DE DK DM DZ EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG US UZ VN YU ZA ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A3 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE TR BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2401054 Country of ref document: CA |
|
ENP | Entry into the national phase |
Ref country code: JP Ref document number: 2001 561994 Kind code of ref document: A Format of ref document f/p: F |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2001906767 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 2001906767 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: 2001906767 Country of ref document: EP |