DE1537626B2 - Verfahren zur selbsttätigen frequenzabhängigen Leitungs- und/oder Echoentzerrung von Ubertragungsleitungen der Nachrichtentechnik und Schaltungsanordnung zur Durchführung des Verfahrens - Google Patents
Verfahren zur selbsttätigen frequenzabhängigen Leitungs- und/oder Echoentzerrung von Ubertragungsleitungen der Nachrichtentechnik und Schaltungsanordnung zur Durchführung des VerfahrensInfo
- Publication number
- DE1537626B2 DE1537626B2 DE19671537626 DE1537626A DE1537626B2 DE 1537626 B2 DE1537626 B2 DE 1537626B2 DE 19671537626 DE19671537626 DE 19671537626 DE 1537626 A DE1537626 A DE 1537626A DE 1537626 B2 DE1537626 B2 DE 1537626B2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- multiplication
- output
- network
- stages
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 title claims description 52
- 238000000034 method Methods 0.000 title claims description 23
- 230000001419 dependent effect Effects 0.000 title claims description 9
- 238000004891 communication Methods 0.000 title claims description 6
- 230000006978 adaptation Effects 0.000 claims description 32
- 230000010354 integration Effects 0.000 claims description 16
- 230000003111 delayed effect Effects 0.000 claims description 10
- 238000012546 transfer Methods 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
- 230000006870 function Effects 0.000 description 13
- 230000008859 change Effects 0.000 description 12
- 238000005070 sampling Methods 0.000 description 11
- 238000009826 distribution Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000005314 correlation function Methods 0.000 description 6
- 230000009466 transformation Effects 0.000 description 6
- 230000002457 bidirectional effect Effects 0.000 description 5
- 230000036540 impulse transmission Effects 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002123 temporal effect Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 241000208011 Digitalis Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- JEYCTXHKTXCGPB-UHFFFAOYSA-N Methaqualone Chemical compound CC1=CC=CC=C1N1C(=O)C2=CC=CC=C2N=C1C JEYCTXHKTXCGPB-UHFFFAOYSA-N 0.000 description 1
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- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
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- 238000010079 rubber tapping Methods 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/14—Control of transmission; Equalising characterised by the equalising network used
- H04B3/142—Control of transmission; Equalising characterised by the equalising network used using echo-equalisers, e.g. transversal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H21/00—Adaptive networks
- H03H21/0012—Digital adaptive filters
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB21067A GB1184653A (en) | 1967-01-03 | 1967-01-03 | Self-Adaptive Filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1537626A1 DE1537626A1 (de) | 1970-01-22 |
| DE1537626B2 true DE1537626B2 (de) | 1975-01-16 |
Family
ID=9700347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19671537626 Pending DE1537626B2 (de) | 1967-01-03 | 1967-12-30 | Verfahren zur selbsttätigen frequenzabhängigen Leitungs- und/oder Echoentzerrung von Ubertragungsleitungen der Nachrichtentechnik und Schaltungsanordnung zur Durchführung des Verfahrens |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE708885A (en, 2012) |
| DE (1) | DE1537626B2 (en, 2012) |
| FR (1) | FR1565419A (en, 2012) |
| GB (1) | GB1184653A (en, 2012) |
| NL (1) | NL6800092A (en, 2012) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3732410A (en) * | 1969-12-22 | 1973-05-08 | Postmaster Department Res Labo | Self adaptive filter and control circuit therefor |
| US3701894A (en) * | 1970-09-11 | 1972-10-31 | Nasa | Apparatus for deriving synchronizing pulses from pulses in a single channel pcm communications system |
| US3736414A (en) * | 1971-06-30 | 1973-05-29 | Ibm | Transversal filter equalizer for partial response channels |
| RU2762532C1 (ru) * | 2021-02-11 | 2021-12-21 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Тихоокеанский государственный университет" | Способ поиска неисправного блока в непрерывной динамической системе |
-
1967
- 1967-01-03 GB GB21067A patent/GB1184653A/en not_active Expired
- 1967-12-30 DE DE19671537626 patent/DE1537626B2/de active Pending
-
1968
- 1968-01-03 BE BE708885D patent/BE708885A/xx unknown
- 1968-01-03 NL NL6800092A patent/NL6800092A/xx unknown
- 1968-01-03 FR FR1565419D patent/FR1565419A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1565419A (en, 2012) | 1969-05-02 |
| DE1537626A1 (de) | 1970-01-22 |
| NL6800092A (en, 2012) | 1968-07-04 |
| BE708885A (en, 2012) | 1968-07-03 |
| GB1184653A (en) | 1970-03-18 |
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