SE450801B - Sett och anordning for kodning och avkodning av digital information - Google Patents
Sett och anordning for kodning och avkodning av digital informationInfo
- Publication number
- SE450801B SE450801B SE8009086A SE8009086A SE450801B SE 450801 B SE450801 B SE 450801B SE 8009086 A SE8009086 A SE 8009086A SE 8009086 A SE8009086 A SE 8009086A SE 450801 B SE450801 B SE 450801B
- Authority
- SE
- Sweden
- Prior art keywords
- bits
- transition
- bit
- value
- consecutive
- Prior art date
Links
- 230000007704 transition Effects 0.000 claims description 158
- 238000006243 chemical reaction Methods 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 24
- 238000000926 separation method Methods 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 230000006870 function Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 235000013405 beer Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
Classifications
-
- 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
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
- G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
- G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Dc Digital Transmission (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17253279A JPS5694510A (en) | 1979-12-28 | 1979-12-28 | Converting method of binary code |
| JP392980A JPS56101614A (en) | 1980-01-17 | 1980-01-17 | Binary code converting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8009086L SE8009086L (sv) | 1981-06-29 |
| SE450801B true SE450801B (sv) | 1987-07-27 |
Family
ID=26337602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8009086A SE450801B (sv) | 1979-12-28 | 1980-12-23 | Sett och anordning for kodning och avkodning av digital information |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4369472A (OSRAM) |
| AU (1) | AU542859B2 (OSRAM) |
| BE (1) | BE886845A (OSRAM) |
| BR (1) | BR8008547A (OSRAM) |
| CH (2) | CH659555A5 (OSRAM) |
| DE (1) | DE3049293A1 (OSRAM) |
| ES (2) | ES498129A0 (OSRAM) |
| FR (1) | FR2472884B1 (OSRAM) |
| GB (1) | GB2067055B (OSRAM) |
| IT (1) | IT1150074B (OSRAM) |
| NL (1) | NL192759C (OSRAM) |
| SE (1) | SE450801B (OSRAM) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1161946A (en) * | 1980-07-26 | 1984-02-07 | Sony Corporation | Method and apparatus for recording digitized information on a record medium |
| NL8006165A (nl) * | 1980-11-12 | 1982-06-01 | Philips Nv | Systeem voor het overdragen van digitale informatie, codeerinrichting voor toepassing in dat systeem, decodeerinrichting voor toepassing in dat systeem en registratiedrager voor toepassing in dat systeem. |
| JPS57132461A (en) * | 1981-02-09 | 1982-08-16 | Sony Corp | Converter for binary data code |
| JPS58139313A (ja) * | 1982-02-10 | 1983-08-18 | Victor Co Of Japan Ltd | デイジタル磁気記録再生装置 |
| FR2571910B1 (fr) * | 1984-10-16 | 1987-01-09 | Bull Sa | Procede et dispositif de codage et de decodage pour la transmission serie de donnees binaires avec suppression de composante continue |
| DE3689871T2 (de) * | 1985-03-07 | 1994-09-15 | British Telecomm | Optische signalverarbeitung. |
| FR2585905B1 (fr) * | 1985-08-02 | 1987-09-25 | Telediffusion Fse | Procede de modulation en bande de base d'un signal de donnees, appareil de modulation et appareil de demodulation correspondants |
| SE466725B (sv) * | 1990-07-18 | 1992-03-23 | Goeran Krook | Foerfarande foer att begraensa bandbredden hos en godtycklig binaer signal |
| US6459392B1 (en) | 2001-01-19 | 2002-10-01 | International Business Machines Corporation | Technique for encoding a sequence of periodic byte values with vertical correlation |
| TWI370622B (en) * | 2004-02-09 | 2012-08-11 | Altera Corp | Method, device and serializer-deserializer system for serial transfer of bits and method and deserializer for recovering bits at a destination |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3560947A (en) * | 1968-05-31 | 1971-02-02 | Ibm | Method and apparatus for communication and storage of binary information |
| US3905029A (en) * | 1970-12-01 | 1975-09-09 | Gen Motors Corp | Method and apparatus for encoding and decoding digital data |
| US4001811A (en) * | 1972-01-28 | 1977-01-04 | General Motors Corporation | Method and apparatus for coding and decoding digital information |
| US3810111A (en) * | 1972-12-26 | 1974-05-07 | Ibm | Data coding with stable base line for recording and transmitting binary data |
| DE2441576A1 (de) * | 1973-10-09 | 1975-04-10 | Gen Motors Corp | Verfahren und vorrichtung zur codierung und decodierung digitaler informationen |
| US3924080A (en) * | 1974-12-02 | 1975-12-02 | Bell Telephone Labor Inc | Zero suppression in pulse transmission systems |
| US4027335A (en) * | 1976-03-19 | 1977-05-31 | Ampex Corporation | DC free encoding for data transmission system |
| US4323931A (en) * | 1976-07-14 | 1982-04-06 | Sperry Corporation | Method and apparatus for encoding and recovering binary digital data |
| FR2407620A1 (fr) * | 1977-10-27 | 1979-05-25 | Cit Alcatel | Procede de transmission d'informations binaires et dispositifs de codage et de decodage correspondants |
-
1980
- 1980-12-22 AU AU65670/80A patent/AU542859B2/en not_active Ceased
- 1980-12-23 SE SE8009086A patent/SE450801B/sv not_active IP Right Cessation
- 1980-12-23 GB GB8041302A patent/GB2067055B/en not_active Expired
- 1980-12-23 ES ES498129A patent/ES498129A0/es active Granted
- 1980-12-24 FR FR8027458A patent/FR2472884B1/fr not_active Expired
- 1980-12-24 IT IT26958/80A patent/IT1150074B/it active
- 1980-12-24 BE BE2/58930A patent/BE886845A/fr not_active IP Right Cessation
- 1980-12-29 DE DE19803049293 patent/DE3049293A1/de active Granted
- 1980-12-29 CH CH9607/80A patent/CH659555A5/fr not_active IP Right Cessation
- 1980-12-29 BR BR8008547A patent/BR8008547A/pt not_active IP Right Cessation
- 1980-12-29 NL NL8007078A patent/NL192759C/nl not_active IP Right Cessation
- 1980-12-29 CH CH1197/86A patent/CH669060A5/fr not_active IP Right Cessation
-
1981
- 1981-01-02 US US06/222,278 patent/US4369472A/en not_active Expired - Lifetime
-
1982
- 1982-01-15 ES ES508808A patent/ES8304729A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL192759B (nl) | 1997-09-01 |
| NL8007078A (nl) | 1981-07-16 |
| ES8206120A1 (es) | 1982-07-01 |
| ES508808A0 (es) | 1983-03-01 |
| SE8009086L (sv) | 1981-06-29 |
| US4369472A (en) | 1983-01-18 |
| BE886845A (fr) | 1981-04-16 |
| DE3049293A1 (de) | 1981-09-10 |
| IT1150074B (it) | 1986-12-10 |
| GB2067055B (en) | 1984-04-26 |
| GB2067055A (en) | 1981-07-15 |
| CH659555A5 (fr) | 1987-01-30 |
| FR2472884B1 (fr) | 1988-08-12 |
| ES8304729A1 (es) | 1983-03-01 |
| AU6567080A (en) | 1981-07-09 |
| IT8026958A0 (it) | 1980-12-24 |
| AU542859B2 (en) | 1985-03-21 |
| CH669060A5 (fr) | 1989-02-15 |
| BR8008547A (pt) | 1981-07-21 |
| ES498129A0 (es) | 1982-07-01 |
| NL192759C (nl) | 1998-01-06 |
| DE3049293C2 (OSRAM) | 1989-09-14 |
| FR2472884A1 (fr) | 1981-07-03 |
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