SE447944B - Variabel utjemningsanordning - Google Patents
Variabel utjemningsanordningInfo
- Publication number
- SE447944B SE447944B SE8201732A SE8201732A SE447944B SE 447944 B SE447944 B SE 447944B SE 8201732 A SE8201732 A SE 8201732A SE 8201732 A SE8201732 A SE 8201732A SE 447944 B SE447944 B SE 447944B
- Authority
- SE
- Sweden
- Prior art keywords
- variable
- signal
- circuit
- units
- equalization
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 claims description 41
- 230000014759 maintenance of location Effects 0.000 claims description 9
- 238000009499 grossing Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 10
- 238000005070 sampling Methods 0.000 description 8
- 230000000717 retained effect Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Networks Using Active Elements (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Filters And Equalizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981038224U JPS57152855U (en, 2012) | 1981-03-20 | 1981-03-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8201732L SE8201732L (sv) | 1982-09-21 |
| SE447944B true SE447944B (sv) | 1986-12-22 |
Family
ID=12519328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8201732A SE447944B (sv) | 1981-03-20 | 1982-03-18 | Variabel utjemningsanordning |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4459698A (en, 2012) |
| JP (1) | JPS57152855U (en, 2012) |
| DE (1) | DE3210079A1 (en, 2012) |
| SE (1) | SE447944B (en, 2012) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3228840A1 (de) * | 1982-08-02 | 1984-02-02 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur gewinnung des regelkriteriums fuer die einstellung adaptiver entzerrer bei digitaler datenuebertragung |
| AU568117B2 (en) * | 1983-02-25 | 1987-12-17 | Mitsubishi Denki Kabushiki Kaisha | Variable group delay equalizer |
| JPS60248031A (ja) * | 1984-05-24 | 1985-12-07 | Nec Corp | 自動等化器 |
| JPS6162241A (ja) * | 1984-09-04 | 1986-03-31 | Nec Corp | スイツチトキヤパシタ自動線路等化器 |
| DE3441501A1 (de) * | 1984-11-14 | 1986-05-15 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Schaltungsanordnung zum regenerieren und synchronisieren eines digitalen signals |
| US4615037A (en) * | 1985-01-29 | 1986-09-30 | Ampex Corporation | Phase scatter detection and reduction circuit and method |
| ATE83326T1 (de) * | 1985-03-27 | 1992-12-15 | Siemens Ag | Signalverarbeitungsgeraet mit pegelanpassungsschaltung. |
| DE3512441A1 (de) * | 1985-04-04 | 1986-10-16 | Nixdorf Computer Ag, 4790 Paderborn | Verfahren zur erzeugung eines stellsignals fuer einen entzerrer sowie schaltungsanordnung zur durchfuehrung des verfahrens |
| US4843583A (en) * | 1985-10-15 | 1989-06-27 | Rockwell International Corporation | Nonlinear adaptive filter |
| US4839905A (en) * | 1986-04-30 | 1989-06-13 | Conklin Instrument Corporation | Multirate automatic equalizer |
| DE3638877A1 (de) * | 1986-11-14 | 1988-05-26 | Nixdorf Computer Ag | Verfahren zur adaptiven entzerrung von impulssignalen sowie schaltungsanordnung zur durchfuehrung des verfahrens |
| ATE172052T1 (de) * | 1992-08-06 | 1998-10-15 | Koninkl Philips Electronics Nv | Empfangsanordnung zum empfang eines digitalen signals von einem übertragungsmedium mit variablen entzerrungsmitteln |
| US5828700A (en) * | 1993-08-05 | 1998-10-27 | Micro Linear Corporation | Adaptive equalizer circuit |
| US5844941A (en) * | 1995-07-20 | 1998-12-01 | Micro Linear Corporation | Parallel adaptive equalizer circuit |
| US6044110A (en) * | 1996-08-15 | 2000-03-28 | Lsi Logic Corporation | Method and apparatus for transmission line equalization |
| US5841810A (en) * | 1997-01-30 | 1998-11-24 | National Semiconductor Corporation | Multiple stage adaptive equalizer |
| DE19735752A1 (de) | 1997-08-18 | 1999-02-25 | Siemens Ag | Verfahren zur Störunterdrückung eines bipolaren Datenstroms und Schaltungsanordnung zur Durchführung des Verfahrens |
| US6212244B1 (en) * | 1998-01-09 | 2001-04-03 | Golden Bridge Technology, Inc. | Fast response automatic gain control |
| US6188721B1 (en) | 1998-04-17 | 2001-02-13 | Lucent Technologies, Inc. | System and method for adaptive equalization of a waveform independent of absolute waveform peak value |
| US6137832A (en) * | 1998-07-24 | 2000-10-24 | Kendin Semiconductor, Inc. | Adaptive equalizer |
| US6438162B1 (en) * | 1998-11-23 | 2002-08-20 | Pmc-Sierra Ltd. | Implementation method for adaptive equalizer in CMOS |
| FI107307B (fi) * | 2000-01-18 | 2001-06-29 | Tellabs Oy | Menetelmä ja laitteisto kanavakorjauksen tekemiseksi digitaalisella tietoliikenneyhteydellä |
| US7761067B1 (en) * | 2003-05-15 | 2010-07-20 | Marvell International Ltd. | Iterative filter circuit calibration |
| US7519330B2 (en) * | 2004-03-08 | 2009-04-14 | Tektronix, Inc. | Simultaneous ACLR measurement |
| US7352827B2 (en) * | 2004-03-18 | 2008-04-01 | Tektronix, Inc. | Multichannel simultaneous real time spectrum analysis with offset frequency trigger |
| US7639736B2 (en) | 2004-05-21 | 2009-12-29 | Rambus Inc. | Adaptive receive-side equalization |
| WO2006078845A2 (en) | 2005-01-20 | 2006-07-27 | Rambus Inc. | High-speed signaling systems with adaptable pre-emphasis and equalization |
| US7639737B2 (en) | 2006-04-27 | 2009-12-29 | Rambus Inc. | Adaptive equalization using correlation of edge samples with data patterns |
| US8330550B2 (en) * | 2006-06-23 | 2012-12-11 | Rgb Systems, Inc. | Method and apparatus for automatic compensation of video signal losses from transmission over conductors |
| US8031763B2 (en) * | 2006-12-28 | 2011-10-04 | Intel Corporation | Automatic tuning circuit for a continuous-time equalizer |
| EP2119156B1 (en) | 2007-01-08 | 2015-03-11 | Rambus Inc. | Adaptive continuous-time equalizer for correcting the first post-cursor isi |
| US8059706B2 (en) * | 2007-09-24 | 2011-11-15 | Broadcom Corporation | Method and system for transmission and/or reception of signals utilizing a delay circuit and DDFS |
| FR2946213B1 (fr) * | 2009-05-29 | 2012-05-11 | Sagem Comm | Procede de correction de la degradation du signal telephonique entrainee par la longueur de ligne analogique par le combine |
| US9088449B1 (en) * | 2014-02-17 | 2015-07-21 | Ncku Research And Development Foundation | Adaptive switched-capacitor equalizer |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3335223A (en) * | 1962-09-07 | 1967-08-08 | Ericsson Telefon Ab L M | Arrangement for automatic equalization of the distortion in data transmission channels |
| US3508153A (en) * | 1967-09-11 | 1970-04-21 | Bell Telephone Labor Inc | Automatic equalizer for partial-response data transmission systems |
| JPS527304B1 (en, 2012) * | 1969-08-29 | 1977-03-01 | ||
| US3742360A (en) * | 1969-11-18 | 1973-06-26 | Milgo Electronic Corp | Automatic equalizer circuit |
| US3781720A (en) * | 1973-01-04 | 1973-12-25 | Bell Telephone Labor Inc | Automatic tap-gain incrementation of adaptive equalizers |
| GB1450923A (en) * | 1973-10-05 | 1976-09-29 | Plessey Co Ltd | Data transmission systems |
| US4336613A (en) * | 1977-06-30 | 1982-06-22 | Texas Instruments Incorporated | Charge coupled device filters and modems incorporating such filters |
| NL7905577A (nl) * | 1979-07-18 | 1981-01-20 | Philips Nv | Inrichting met een niet-recursieffilter. |
-
1981
- 1981-03-20 JP JP1981038224U patent/JPS57152855U/ja active Pending
-
1982
- 1982-03-15 US US06/358,437 patent/US4459698A/en not_active Expired - Lifetime
- 1982-03-18 SE SE8201732A patent/SE447944B/sv not_active IP Right Cessation
- 1982-03-19 DE DE19823210079 patent/DE3210079A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4459698A (en) | 1984-07-10 |
| DE3210079A1 (de) | 1982-10-21 |
| SE8201732L (sv) | 1982-09-21 |
| JPS57152855U (en, 2012) | 1982-09-25 |
| DE3210079C2 (en, 2012) | 1988-09-15 |
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