ES8103897A1 - Un metodo para desmodular una senal de datos de dos niveles codificada en cuatro fases,y receptor correspondiente - Google Patents
Un metodo para desmodular una senal de datos de dos niveles codificada en cuatro fases,y receptor correspondienteInfo
- Publication number
- ES8103897A1 ES8103897A1 ES489852A ES489852A ES8103897A1 ES 8103897 A1 ES8103897 A1 ES 8103897A1 ES 489852 A ES489852 A ES 489852A ES 489852 A ES489852 A ES 489852A ES 8103897 A1 ES8103897 A1 ES 8103897A1
- Authority
- ES
- Spain
- Prior art keywords
- receiver
- half bit
- difference
- bit interval
- quadphase
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title abstract 4
- 238000005070 sampling Methods 0.000 abstract 1
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)
- Dc Digital Transmission (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (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 (2)
| Publication Number | Publication Date |
|---|---|
| ES489852A0 ES489852A0 (es) | 1981-03-16 |
| ES8103897A1 true ES8103897A1 (es) | 1981-03-16 |
Family
ID=19832864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES489852A Expired ES8103897A1 (es) | 1979-03-26 | 1980-03-24 | Un metodo para desmodular una senal de datos de dos niveles codificada en cuatro fases,y receptor correspondiente |
Country Status (15)
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 |
| JP4540652B2 (ja) * | 2006-10-18 | 2010-09-08 | 株式会社イシダ | 符号化装置 |
| WO2008050569A1 (fr) * | 2006-10-18 | 2008-05-02 | Ishida Co., Ltd. | Dispositif de codage, dispositif de génération d'impulsions et système de communication |
| 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 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-04-04 | 1971-10-06 | ||
| JPS50157047A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 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 AU AU56722/80A patent/AU5672280A/en not_active Abandoned
- 1980-03-21 IT IT20847/80A patent/IT1131034B/it active
- 1980-03-21 DK DK124180A patent/DK124180A/da unknown
- 1980-03-24 BE BE0/199923A patent/BE882401A/fr unknown
- 1980-03-24 NO NO800839A patent/NO800839L/no unknown
- 1980-03-24 SE SE8002225A patent/SE8002225L/ not_active Application Discontinuation
- 1980-03-24 ES ES489852A patent/ES8103897A1/es not_active Expired
- 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 |
|---|---|
| SE8002225L (sv) | 1980-09-27 |
| ES489852A0 (es) | 1981-03-16 |
| GB2047051B (en) | 1983-06-15 |
| US4292593A (en) | 1981-09-29 |
| FR2452829B1 (fr) | 1988-08-12 |
| NO800839L (no) | 1980-09-29 |
| ZA80884B (en) | 1981-09-30 |
| GB2047051A (en) | 1980-11-19 |
| BE882401A (fr) | 1980-09-24 |
| DK124180A (da) | 1980-09-27 |
| DE3011439C2 (de) | 1985-11-21 |
| IT8020847A0 (it) | 1980-03-21 |
| JPS6324340B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-05-20 |
| FR2452829A1 (fr) | 1980-10-24 |
| NL7902341A (nl) | 1980-09-30 |
| IT1131034B (it) | 1986-06-18 |
| CA1137571A (en) | 1982-12-14 |
| AU5672280A (en) | 1980-10-02 |
| DE3011439A1 (de) | 1980-10-09 |
| JPS55132160A (en) | 1980-10-14 |
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