LV10552B - Telecommunications maintenance unit - Google Patents

Telecommunications maintenance unit

Info

Publication number: LV10552B
Authority: LV; Latvia
Prior art keywords: maintenance unit; telecommunications; telecommunications maintenance; unit; maintenance
Prior art date: 1990-01-31

Application number

LVP-92-631A

Other versions

LV10552A (en

Inventor

Lucjan Sniadower

Alexandru Gliga

Original Assignee

Raychem Sa Nv

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.)

1990-01-31

Filing date

1992-12-30

Publication date

1995-04-20

1992-12-30 Application filed by Raychem Sa Nv filed Critical Raychem Sa Nv

1995-02-20 Publication of LV10552A publication Critical patent/LV10552A/en

1995-04-20 Publication of LV10552B publication Critical patent/LV10552B/en

Links

Classifications

- 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
- H04M3/301—Circuit arrangements at the subscriber's side of the line
- 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

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Monitoring And Testing Of Exchanges (AREA)
Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)

LVP-92-631A 1990-01-31 1992-12-30 Telecommunications maintenance unit LV10552B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB909002171A GB9002171D0 (en)	1990-01-31	1990-01-31	Maintenance telecommunications unit
PCT/GB1991/000129 WO1991011872A1 (en)	1990-01-31	1991-01-30	Telecommunications line test system

Publications (2)

Publication Number	Publication Date
LV10552A LV10552A (en)	1995-02-20
LV10552B true LV10552B (en)	1995-04-20

Family

ID=10670198

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
LVP-92-631A LV10552B (en)	1990-01-31	1992-12-30	Telecommunications maintenance unit

Country Status (10)

Country	Link
EP (1)	EP0513101A1 (en)
JP (1)	JPH05504452A (en)
KR (1)	KR920704487A (en)
AU (1)	AU7189591A (en)
BR (1)	BR9105973A (en)
CA (1)	CA2073764A1 (en)
FI (1)	FI923435A (en)
GB (1)	GB9002171D0 (en)
LV (1)	LV10552B (en)
WO (1)	WO1991011872A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6895081B1 (en)	1999-04-20	2005-05-17	Teradyne, Inc.	Predicting performance of telephone lines for data services
GB2355361B (en)	1999-06-23	2004-04-14	Teradyne Inc	Qualifying telephone lines for data transmission
AU2001234637A1 (en) *	2000-02-24	2001-09-03	Teradyne, Inc.	Method and apparatus for termination detection in an adsl environment
GB0005227D0 (en)	2000-03-03	2000-04-26	Teradyne Inc	Technique for estimatio of insertion loss
GB2365253B (en)	2000-07-19	2004-06-16	Teradyne Inc	Method of performing insertion loss estimation
WO2002058369A2 (en)	2000-10-19	2002-07-25	Teradyne, Inc.	Method and apparatus for bridged tap impact analysis
US7386039B2 (en)	2003-09-26	2008-06-10	Tollgrade Communications, Inc.	Method and apparatus for identifying faults in a broadband network

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4415779A (en) *	1981-06-15	1983-11-15	Western Electric Company, Inc.	Methods of and apparatus for testing telephone subscriber loop to locate a fault relative to a reference point
DE3148740C2 (en) *	1981-12-05	1985-04-11	Fritz Kuke Kg, 1000 Berlin	Termination for telephone lines

1990
- 1990-01-31 GB GB909002171A patent/GB9002171D0/en active Pending
1991
- 1991-01-30 EP EP91903294A patent/EP0513101A1/en not_active Ceased
- 1991-01-30 CA CA002073764A patent/CA2073764A1/en not_active Abandoned
- 1991-01-30 BR BR919105973A patent/BR9105973A/en not_active Application Discontinuation
- 1991-01-30 KR KR1019920701812A patent/KR920704487A/en not_active Application Discontinuation
- 1991-01-30 WO PCT/GB1991/000129 patent/WO1991011872A1/en not_active Application Discontinuation
- 1991-01-30 JP JP3503794A patent/JPH05504452A/en active Pending
- 1991-01-30 AU AU71895/91A patent/AU7189591A/en not_active Abandoned
1992
- 1992-07-30 FI FI923435A patent/FI923435A/en not_active Application Discontinuation
- 1992-12-30 LV LVP-92-631A patent/LV10552B/en unknown

Also Published As

Publication number	Publication date
JPH05504452A (en)	1993-07-08
FI923435A0 (en)	1992-07-30
AU7189591A (en)	1991-08-21
BR9105973A (en)	1992-11-03
GB9002171D0 (en)	1990-03-28
EP0513101A1 (en)	1992-11-19
LV10552A (en)	1995-02-20
CA2073764A1 (en)	1991-08-01
FI923435A (en)	1992-07-30
KR920704487A (en)	1992-12-19
WO1991011872A1 (en)	1991-08-08

Publication	Publication Date	Title
GB2240011B (en)	1994-01-19	Telecommunications systems
GB2261575B (en)	1996-03-27	Telecommunications network
GB2243267B (en)	1994-03-30	Telecommunications
GB9002171D0 (en)	1990-03-28	Maintenance telecommunications unit
GB2240008B (en)	1993-12-22	Telecommunications systems
GB9026262D0 (en)	1991-01-16	Communication unit
GB2241135B (en)	1994-02-16	Telecommunications apparatus
GB2240902B (en)	1994-02-09	Telephone
GB2260883B (en)	1995-06-21	Telecommunications system
GB2243052B (en)	1994-03-16	Switching network
EP0459824A3 (en)	1992-08-12	Telecommunications network
GB9015449D0 (en)	1990-08-29	Telephone
GB9015937D0 (en)	1990-09-05	Telecommunications network
GB9022935D0 (en)	1990-12-05	Office structure
RU1821862C (en)	1993-06-15	Switch-gear
AU112526S (en)	1991-10-22	Telecommunication apparatus
AU112781S (en)	1991-11-07	Telecommunication apparatus
GB9001439D0 (en)	1990-03-21	Telecommunications apparatus
GB9003636D0 (en)	1990-04-11	Telecommunications apparatus
CA65753S (en)	1990-03-27	Telephone
AU109489S (en)	1990-11-08	Block
ZA916264B (en)	1992-04-29	Switchgear
IE900845L (en)	1990-09-14	Telephone system
HU903989D0 (en)	1990-11-28	Felxiphon telephone system
GB9108194D0 (en)	1991-06-05	Telecommunications system