SE8002225L - Metod och anordning for demodulering av en fyrfaskodad datasignal - Google Patents
Metod och anordning for demodulering av en fyrfaskodad datasignalInfo
- Publication number
- SE8002225L SE8002225L SE8002225A SE8002225A SE8002225L SE 8002225 L SE8002225 L SE 8002225L SE 8002225 A SE8002225 A SE 8002225A SE 8002225 A SE8002225 A SE 8002225A SE 8002225 L SE8002225 L SE 8002225L
- Authority
- SE
- Sweden
- Prior art keywords
- half bit
- difference
- bit interval
- signal
- demodulating
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4906—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes
- H04L25/4908—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes using mBnB codes
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Dc Digital Transmission (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7902341A NL7902341A (nl) | 1979-03-26 | 1979-03-26 | Werkwijze voor het demoduleren van de quadphase geco- deerd datasignaal en ontvanger voor het uitvoeren van de werkwijze. |
Publications (1)
Publication Number | Publication Date |
---|---|
SE8002225L true SE8002225L (sv) | 1980-09-27 |
Family
ID=19832864
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8002225A SE8002225L (sv) | 1979-03-26 | 1980-03-24 | Metod och anordning for demodulering av en fyrfaskodad datasignal |
Country Status (15)
Country | Link |
---|---|
US (1) | US4292593A (es) |
JP (1) | JPS55132160A (es) |
AU (1) | AU5672280A (es) |
BE (1) | BE882401A (es) |
CA (1) | CA1137571A (es) |
DE (1) | DE3011439C2 (es) |
DK (1) | DK124180A (es) |
ES (1) | ES489852A0 (es) |
FR (1) | FR2452829B1 (es) |
GB (1) | GB2047051B (es) |
IT (1) | IT1131034B (es) |
NL (1) | NL7902341A (es) |
NO (1) | NO800839L (es) |
SE (1) | SE8002225L (es) |
ZA (1) | ZA80884B (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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. |
US4370748A (en) * | 1981-01-05 | 1983-01-25 | Motorola, Inc. | Apparatus and method for detecting the presence of a pulsed radio frequency signal |
FR2526616A1 (fr) * | 1982-02-11 | 1983-11-10 | Cit Alcatel | Procede de transmission synchrone de donnees et dispositifs pour sa mise en oeuvre |
US4484143A (en) * | 1982-05-17 | 1984-11-20 | Rockwell International Corporation | CCD Demodulator circuit |
FR2536610A1 (fr) * | 1982-11-23 | 1984-05-25 | Cit Alcatel | Equipement de transmission synchrone de donnees |
US4573166A (en) * | 1983-06-24 | 1986-02-25 | Wolfdata, Inc. | Digital modem with plural microprocessors |
GB2171277B (en) * | 1985-02-06 | 1988-11-02 | Plessey Co Plc | Decoding method and apparatus for biphase coded signals |
DE4301341C1 (de) * | 1993-01-20 | 1993-10-21 | Honeywell Elac Nautik Gmbh | Verfahren und Schaltungsanordnung zum Bestimmen des zeitlichen Anfangs eines Impulssignals |
US7750827B2 (en) | 2006-10-18 | 2010-07-06 | Ishida Co. Ltd. | Coding device, pulse regenerating device, and communications system |
JP4540652B2 (ja) * | 2006-10-18 | 2010-09-08 | 株式会社イシダ | 符号化装置 |
JP4647583B2 (ja) * | 2006-12-13 | 2011-03-09 | 株式会社イシダ | パルス再生装置及び通信システム |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7004875A (es) * | 1970-04-04 | 1971-10-06 | ||
JPS50157047A (es) * | 1974-06-08 | 1975-12-18 | ||
JPS535513A (en) * | 1976-07-05 | 1978-01-19 | Kokusai Denshin Denwa Co Ltd | Encoding system |
-
1979
- 1979-03-26 NL NL7902341A patent/NL7902341A/nl not_active Application Discontinuation
- 1979-06-29 US US06/053,577 patent/US4292593A/en not_active Expired - Lifetime
-
1980
- 1980-02-15 ZA ZA00800884A patent/ZA80884B/xx unknown
- 1980-03-19 CA CA000347980A patent/CA1137571A/en not_active Expired
- 1980-03-21 DK DK124180A patent/DK124180A/da unknown
- 1980-03-21 IT IT20847/80A patent/IT1131034B/it active
- 1980-03-21 AU AU56722/80A patent/AU5672280A/en not_active Abandoned
- 1980-03-24 ES ES489852A patent/ES489852A0/es active Granted
- 1980-03-24 SE SE8002225A patent/SE8002225L/ not_active Application Discontinuation
- 1980-03-24 NO NO800839A patent/NO800839L/no unknown
- 1980-03-24 BE BE0/199923A patent/BE882401A/fr unknown
- 1980-03-24 FR FR8006514A patent/FR2452829B1/fr not_active Expired
- 1980-03-25 GB GB8010027A patent/GB2047051B/en not_active Expired
- 1980-03-25 DE DE3011439A patent/DE3011439C2/de not_active Expired
- 1980-03-26 JP JP3765780A patent/JPS55132160A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6324340B2 (es) | 1988-05-20 |
IT8020847A0 (it) | 1980-03-21 |
NL7902341A (nl) | 1980-09-30 |
CA1137571A (en) | 1982-12-14 |
ES8103897A1 (es) | 1981-03-16 |
FR2452829A1 (fr) | 1980-10-24 |
JPS55132160A (en) | 1980-10-14 |
DK124180A (da) | 1980-09-27 |
US4292593A (en) | 1981-09-29 |
AU5672280A (en) | 1980-10-02 |
BE882401A (fr) | 1980-09-24 |
DE3011439A1 (de) | 1980-10-09 |
GB2047051A (en) | 1980-11-19 |
ZA80884B (en) | 1981-09-30 |
DE3011439C2 (de) | 1985-11-21 |
IT1131034B (it) | 1986-06-18 |
ES489852A0 (es) | 1981-03-16 |
GB2047051B (en) | 1983-06-15 |
NO800839L (no) | 1980-09-29 |
FR2452829B1 (fr) | 1988-08-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE8002225L (sv) | Metod och anordning for demodulering av en fyrfaskodad datasignal | |
BR8103912A (pt) | Processo de decodificar informacoes digitais trasmitidas | |
FI883954A0 (fi) | Foerfarande och/eller anordning foer demodulering av en biphase-signal. | |
SE8101689L (sv) | Kodnings- och avkodningssystem med noll-disparitet | |
KR830007001A (ko) | 디지탈 신호 처리장치 | |
SE8602770L (sv) | Apparat och metod for att alstra ett godhetstal for signalbrusforhallandet hos digitalt kodade data | |
NO900205L (no) | Anordning for gjenkjennelse og bestemmelse av demodulertedata. | |
SE8802733D0 (sv) | Anordning for modulering och demodulering | |
SE7706532L (sv) | Digital fsk-demodulator | |
EP0695065A3 (en) | Decoding circuit for bi-phase BPSK signal | |
ATE6112T1 (de) | Verfahren zur uebertragung von durch start-stop signale gebildeten daten in einem zeitmultiplexsignal. | |
DE3062710D1 (en) | Method and device for transmitting a binary sequence | |
DE3882114D1 (de) | Verfahren zur uebertragung eines digitalsignals. | |
HUT62101A (en) | Signal processing device and method for reducing uncertainty of an input signal consisting of more components, method for increasing information content of an input signal consisting of more components, method for data processing, further a rule representating device | |
US4799239A (en) | Phase-coherent FSK signal demodulator | |
DE3482231D1 (de) | Verfahren zum einfuegen eines synchronmusters. | |
ATE9125T1 (de) | Verfahren und geraet zur demodulation differentiell kodierter, phasenmodulierter datensendungen. | |
ATE14056T1 (de) | Frequenzdemodulator. | |
HUT36628A (en) | Method and circuit arrangemenet for restoring the decesive time interval of periodic signal | |
FR2446033A1 (fr) | Dispositif de demodulation d'un signal analogique module par sauts de frequence | |
JPS576421A (en) | Binary data modulatimg and demodulating methods | |
EP0031746A3 (en) | Circuit for the demodulation of a signal modulated by digital information and receiver comprising such a circuit | |
DE58909032D1 (de) | Digitales Filter. | |
SU1406624A2 (ru) | Устройство дл сбора информации | |
JPS57154610A (en) | Digital modulating and demodulating system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 8002225-4 |