AT370896B - Datenextraktionskreis - Google Patents
DatenextraktionskreisInfo
- Publication number
- AT370896B AT370896B AT0528980A AT528980A AT370896B AT 370896 B AT370896 B AT 370896B AT 0528980 A AT0528980 A AT 0528980A AT 528980 A AT528980 A AT 528980A AT 370896 B AT370896 B AT 370896B
- Authority
- AT
- Austria
- Prior art keywords
- data extraction
- extraction circuit
- circuit
- data
- extraction
- Prior art date
Links
- 238000013075 data extraction Methods 0.000 title 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
- H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
- H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
- H04L25/062—Setting decision thresholds using feedforward techniques only
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10009—Improvement or modification of read or write signals
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Manipulation Of Pulses (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13888579A JPS5662449A (en) | 1979-10-26 | 1979-10-26 | Data pickup circuit |
JP15941279A JPS5683125A (en) | 1979-12-07 | 1979-12-07 | Data extracting circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA528980A ATA528980A (de) | 1982-09-15 |
AT370896B true AT370896B (de) | 1983-05-10 |
Family
ID=26471822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0528980A AT370896B (de) | 1979-10-26 | 1980-10-27 | Datenextraktionskreis |
Country Status (8)
Country | Link |
---|---|
US (1) | US4385328A (de) |
AT (1) | AT370896B (de) |
AU (1) | AU534833B2 (de) |
CA (1) | CA1165825A (de) |
DE (1) | DE3040424A1 (de) |
FR (1) | FR2469073B1 (de) |
GB (1) | GB2062421B (de) |
NL (1) | NL191909C (de) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4346411A (en) * | 1981-02-17 | 1982-08-24 | International Business Machines Corporation | Amplitude sensitive three-level detector for derivative read back channel of magnetic storage device |
DE3112094C2 (de) * | 1981-03-27 | 1983-05-05 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Schaltungsanordnung zum Umwandeln analoger Bildsignale für Schwarz/Weiß-Aufzeichnung |
US4495528A (en) * | 1981-07-10 | 1985-01-22 | Victor Company Of Japan, Ltd. | Magnetic reproducing system for a digital signal |
EP0077075B1 (de) * | 1981-10-14 | 1986-07-16 | Hitachi, Ltd. | Digitales Abspielgerät zum Reproduzieren einer digitalen Signalfolge |
DE3205215A1 (de) * | 1982-02-13 | 1983-08-25 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Magnetisches aufzeichnungssystem |
US4495529A (en) * | 1982-05-07 | 1985-01-22 | Digital Equipment Corporation | Qualifier circuit |
JPS59257A (ja) * | 1982-06-25 | 1984-01-05 | Pioneer Electronic Corp | デイジタル変調信号読取装置 |
DE3234740A1 (de) * | 1982-09-20 | 1984-03-22 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zum abtasten von nutzsignalen |
DE3234739A1 (de) * | 1982-09-20 | 1984-03-22 | Siemens AG, 1000 Berlin und 8000 München | Bussystem mit lichtwellenleitern |
US4561027A (en) * | 1982-11-29 | 1985-12-24 | Rca Corporation | Rotating D.C. coupled record amplifier for digital magnetic recording |
US4626933A (en) * | 1983-08-18 | 1986-12-02 | Amcodyne Incorporated | Method and apparatus for qualifying data |
US4663744A (en) * | 1983-08-31 | 1987-05-05 | Terra Marine Engineering, Inc. | Real time seismic telemetry system |
FR2552287A1 (fr) * | 1983-09-21 | 1985-03-22 | Halberthal Ste Nouvelle | Dispositif de liaison entre un repondeur telephonique et un magnetophone |
US4635142A (en) * | 1983-11-22 | 1987-01-06 | Storage Technology Corporation | Amplitude sensor with adaptive threshold generation |
US4688204A (en) * | 1984-11-16 | 1987-08-18 | Storage Technology Partners Ii | Pulsed optical data detection system |
JPH0770015B2 (ja) * | 1985-09-13 | 1995-07-31 | 株式会社日立製作所 | 磁気再生装置 |
US4724496A (en) * | 1985-10-24 | 1988-02-09 | White R Kent | Peak detector for magnetically recorded binary signal |
US4924447A (en) * | 1986-02-07 | 1990-05-08 | Sharp Kabushiki Kaisha | Optical memory device for recording, reproducing or erasing information onto a recording medium, including a recorded region detecting circuit. |
JPS62203435A (ja) * | 1986-03-03 | 1987-09-08 | Seiko Instr & Electronics Ltd | 単一伝送路双方向光通信装置 |
US4789838A (en) * | 1987-03-23 | 1988-12-06 | Cheng Jyi Min | Pulse detection circuit using amplitude and time qualification |
US5028927A (en) * | 1988-09-02 | 1991-07-02 | Sharp Kabushiki Kaisha | Signal processing device for analogue to digital conversion |
DE3839749A1 (de) * | 1988-11-25 | 1990-06-07 | Arnold & Richter Kg | Verfahren zum wiedergewinnen einer kodierten signalfolge |
JPH03116534A (ja) * | 1989-09-29 | 1991-05-17 | Toshiba Corp | 光ディスク装置 |
US5101395A (en) * | 1990-06-11 | 1992-03-31 | International Business Machines Corporation | Data detection employing high-speed baseline tracking compensation |
JPH04149824A (ja) * | 1990-10-12 | 1992-05-22 | Pioneer Electron Corp | 光ディスクの情報読取装置 |
GB2253767B (en) * | 1991-02-02 | 1995-08-09 | Cognito Group Ltd | Decoding method and apparatus |
JP2810592B2 (ja) * | 1992-07-06 | 1998-10-15 | シャープ株式会社 | ディジタル情報再生装置 |
JP3595992B2 (ja) * | 1996-05-22 | 2004-12-02 | ソニー株式会社 | 記録媒体駆動装置および記録媒体駆動方法 |
FR2812985B1 (fr) * | 2000-08-11 | 2003-08-22 | Atmel Grenoble Sa | Circuit de demodulation d'un signal logique transmis par des voies analogiques |
EP1271872A1 (de) | 2001-06-28 | 2003-01-02 | Nokia Corporation | Verfahren und Vorrichtung zur Schätzung der Gleichspannungsverschiebung eines Signals |
KR100846777B1 (ko) * | 2002-07-05 | 2008-07-16 | 삼성전자주식회사 | 광 디스크 장치를 위한 미러 신호 검출 회로 및 그 방법 |
US10892758B1 (en) * | 2020-09-30 | 2021-01-12 | Nxp B.V. | Tracking voltage reference for single ended receiver |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3159815A (en) * | 1961-11-29 | 1964-12-01 | Ibm | Digitalization system for multi-track optical character sensing |
FR1472434A (fr) * | 1965-03-29 | 1967-03-10 | Ibm | Système de quantification de signaux vidéo |
DE1247051B (de) * | 1965-06-18 | 1967-08-10 | Siemens Ag | Schaltungsanordnung zum Ausgleich von Kontrastaenderungen bei der Digitalisierung von Video-Signalen |
US3516066A (en) * | 1968-03-15 | 1970-06-02 | Rca Corp | Readback circuit for information storage systems |
US3597751A (en) * | 1969-04-21 | 1971-08-03 | Ibm | Signal recovery system for use with magnetic media |
US3603945A (en) * | 1969-04-21 | 1971-09-07 | Ibm | Signal recovery system utilizing amplitude comparison at the beginning and end of a bit period |
US3832577A (en) * | 1973-06-22 | 1974-08-27 | Ibm | Threshold extraction circuitry for noisy electric waveforms |
US3947769A (en) * | 1974-10-23 | 1976-03-30 | Hoffman Electronics Corporation | Threshold correction system in FSK transmissions |
JPS57207958A (en) * | 1981-06-17 | 1982-12-20 | Hitachi Ltd | Data correcting device |
-
1980
- 1980-10-16 CA CA000362575A patent/CA1165825A/en not_active Expired
- 1980-10-16 US US06/197,606 patent/US4385328A/en not_active Expired - Lifetime
- 1980-10-21 NL NL8005789A patent/NL191909C/xx not_active IP Right Cessation
- 1980-10-22 AU AU63596/80A patent/AU534833B2/en not_active Expired
- 1980-10-24 GB GB8034366A patent/GB2062421B/en not_active Expired
- 1980-10-27 AT AT0528980A patent/AT370896B/de not_active IP Right Cessation
- 1980-10-27 FR FR8022950A patent/FR2469073B1/fr not_active Expired
- 1980-10-27 DE DE19803040424 patent/DE3040424A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
NL191909B (nl) | 1996-06-03 |
AU6359680A (en) | 1981-04-30 |
DE3040424A1 (de) | 1981-05-07 |
NL191909C (nl) | 1996-10-04 |
GB2062421A (en) | 1981-05-20 |
DE3040424C2 (de) | 1992-01-09 |
ATA528980A (de) | 1982-09-15 |
US4385328A (en) | 1983-05-24 |
CA1165825A (en) | 1984-04-17 |
GB2062421B (en) | 1983-09-28 |
AU534833B2 (en) | 1984-02-16 |
NL8005789A (nl) | 1981-04-28 |
FR2469073A1 (fr) | 1981-05-08 |
FR2469073B1 (fr) | 1986-09-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELA | Expired due to lapse of time |