NO136124B - - Google Patents
Download PDFInfo
- Publication number
- NO136124B NO136124B NO761799A NO761799A NO136124B NO 136124 B NO136124 B NO 136124B NO 761799 A NO761799 A NO 761799A NO 761799 A NO761799 A NO 761799A NO 136124 B NO136124 B NO 136124B
- Authority
- NO
- Norway
- Prior art keywords
- cable
- pcm
- pair
- decision
- signal
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 claims description 25
- 238000005259 measurement Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000002452 interceptive effect Effects 0.000 description 5
- 230000000875 corresponding effect Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000000691 measurement method Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 108010076504 Protein Sorting Signals Proteins 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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
- H04L1/245—Testing correct operation by using the properties of transmission codes
- H04L1/247—Testing correct operation by using the properties of transmission codes three-level transmission codes, e.g. ternary
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/08—Modifications for reducing interference; Modifications for reducing effects due to line faults ; Receiver end arrangements for detecting or overcoming line faults
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7506114A SE390783B (sv) | 1975-05-28 | 1975-05-28 | Forfarande och anordning for uppmetning i en kabel av den av overhorning fran minst ett storande par till ett stort par orsakade bitfelfrekvensen hos ett for overforing i 3-nivakodad form avsett pcm-system |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO761799L NO761799L (fr) | 1976-11-30 |
| NO136124B true NO136124B (fr) | 1977-04-12 |
| NO136124C NO136124C (no) | 1991-03-08 |
Family
ID=20324674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO761799A NO136124C (no) | 1975-05-28 | 1976-05-26 | Fremgangsmaate og anordning for oppmaaling i en kabel av den av overhoering fra minst et forstyrrende par til et forstyrret par foraarsakede bitfeilfrekvensen hos et for overfoering i 3-nivaakodet form beregnet pcm-system. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4053723A (fr) |
| BR (1) | BR7603367A (fr) |
| IT (1) | IT1063155B (fr) |
| NO (1) | NO136124C (fr) |
| SE (1) | SE390783B (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4097697A (en) * | 1977-06-02 | 1978-06-27 | Northern Telecom Limited | Digital signal performance monitor |
| DE2964136D1 (en) * | 1979-06-15 | 1983-01-05 | Post Office | An arrangement for monitoring the performance of a digital transmission system |
| US4376309A (en) * | 1981-05-29 | 1983-03-08 | Bell Telephone Laboratories, Incorporated | Method and apparatus for signal-eye tracking in digital transmission systems |
| US5511119A (en) * | 1993-02-10 | 1996-04-23 | Bell Communications Research, Inc. | Method and system for compensating for coupling between circuits of quaded cable in a telecommunication transmission system |
| US8320555B2 (en) * | 2008-09-12 | 2012-11-27 | Centurylink Intellectual Property Llc | Method and apparatus for determining a change in network-generated crosstalk levels caused by a multi-line phone |
| TWI712050B (zh) * | 2020-04-14 | 2020-12-01 | 慧榮科技股份有限公司 | 均衡調整的電腦程式產品及方法以及裝置 |
| TWI824191B (zh) * | 2020-04-14 | 2023-12-01 | 慧榮科技股份有限公司 | 均衡調整的電腦程式產品及方法以及裝置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2017275A1 (de) * | 1970-04-10 | 1971-10-21 | Siemens Ag | Anordnung zur Messung von Fernnebensprecheigenschaften an Übertragungsleitungen |
| CA999989A (en) * | 1972-12-14 | 1976-11-16 | Edgar R. Allen | Measurement of noise in a communication channel |
-
1975
- 1975-05-28 SE SE7506114A patent/SE390783B/xx not_active IP Right Cessation
-
1976
- 1976-05-14 US US05/686,561 patent/US4053723A/en not_active Expired - Lifetime
- 1976-05-26 IT IT23693/76A patent/IT1063155B/it active
- 1976-05-26 NO NO761799A patent/NO136124C/no unknown
- 1976-05-27 BR BR3367/76A patent/BR7603367A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US4053723A (en) | 1977-10-11 |
| SE390783B (sv) | 1977-01-17 |
| BR7603367A (pt) | 1976-12-07 |
| NO136124C (no) | 1991-03-08 |
| IT1063155B (it) | 1985-02-11 |
| NO761799L (fr) | 1976-11-30 |
| SE7506114L (sv) | 1976-11-29 |
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