BE847523A - Gegevenstransmissiestelsel - Google Patents
GegevenstransmissiestelselInfo
- Publication number
- BE847523A BE847523A BE2055392A BE2055392A BE847523A BE 847523 A BE847523 A BE 847523A BE 2055392 A BE2055392 A BE 2055392A BE 2055392 A BE2055392 A BE 2055392A BE 847523 A BE847523 A BE 847523A
- Authority
- BE
- Belgium
- Prior art keywords
- data transmission
- transmission system
- data
- transmission
- 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
- H04L25/4917—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 multilevel codes
- H04L25/4923—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 multilevel codes using ternary codes
- H04L25/4925—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 multilevel codes using ternary codes using balanced bipolar ternary codes
-
- 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
- H04L25/45—Transmitting circuits; Receiving circuits using electronic distributors
-
- 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
- H04L25/4917—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 multilevel codes
- H04L25/4923—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 multilevel codes using ternary codes
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Dc Digital Transmission (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB43564/75A GB1512700A (en) | 1975-10-23 | 1975-10-23 | Data transmission |
Publications (1)
Publication Number | Publication Date |
---|---|
BE847523A true BE847523A (nl) | 1977-04-22 |
Family
ID=10429318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2055392A BE847523A (nl) | 1975-10-23 | 1976-10-22 | Gegevenstransmissiestelsel |
Country Status (5)
Country | Link |
---|---|
US (1) | US4071692A (nl) |
BE (1) | BE847523A (nl) |
CA (1) | CA1106065A (nl) |
FR (1) | FR2329109A1 (nl) |
GB (1) | GB1512700A (nl) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2407617A1 (fr) * | 1977-10-28 | 1979-05-25 | Telecommunications Sa | Procede pour recevoir des jonctions codirectionnelles a 64 kbit/s et son dispositif de mise en oeuvre |
GB1566223A (en) * | 1978-01-17 | 1980-04-30 | Standard Telephones Cables Ltd | Digital duplex transmission system |
JPS5814104B2 (ja) * | 1978-04-28 | 1983-03-17 | 株式会社東芝 | 情報伝送方式 |
FR2438943A1 (fr) * | 1978-10-09 | 1980-05-09 | Ibm France | Procede de transmission de donnees et dispositif de mise en oeuvre dudit procede |
FR2446570A1 (fr) * | 1979-01-09 | 1980-08-08 | Telecommunications Sa | Procede et dispositif permettant la transmission simultanee d'un signal numerique et d'une onde basse frequence |
US4267595A (en) * | 1980-02-04 | 1981-05-12 | International Telephone And Telegraph Corporation | AMI Decoder apparatus |
DE3105120A1 (de) * | 1980-07-22 | 1982-02-25 | Siemens AG, 1000 Berlin und 8000 München | Regenerator mit coderegel-verletzungspruefer |
US4363127A (en) * | 1981-01-12 | 1982-12-07 | Ford Aerospace & Communications Corporation | Line signaling apparatus and techniques for digital data links |
EP0063886B1 (en) * | 1981-04-27 | 1985-12-18 | Sumitomo Electric Industries Limited | A method of and a system for pulse communication |
JPS57210748A (en) * | 1981-06-19 | 1982-12-24 | Hitachi Ltd | Data transmission system |
JPS58161554A (ja) * | 1982-03-19 | 1983-09-26 | Hitachi Ltd | パルス信号伝送システム |
DE3224442A1 (de) * | 1982-06-30 | 1984-01-05 | Siemens AG, 1000 Berlin und 8000 München | Anordnung zur erzeugung von quasizufallsfolgen im ami-code |
US4486740A (en) * | 1982-12-06 | 1984-12-04 | At&T Bell Laboratories | DC Cancellation in ternary-coded data systems |
DE3390204C2 (de) * | 1983-02-28 | 1989-09-14 | Mitsubishi Electric Corp | Verfahren zum ]bertragen von PCM-kodierten Datensignalen |
DE3335564A1 (de) * | 1983-09-30 | 1985-04-18 | Siemens AG, 1000 Berlin und 8000 München | Uebertragungssystem zur uebertragung ami-codierter signale |
US4584690A (en) * | 1984-05-07 | 1986-04-22 | D.A.V.I.D. Systems, Inc. | Alternate Mark Invert (AMI) transceiver with switchable detection and digital precompensation |
NL8403366A (nl) * | 1984-11-06 | 1986-06-02 | Philips Nv | Inrichting voor het bewaken van een cmi-codeomvormer. |
FR2606232B1 (fr) * | 1986-10-31 | 1988-12-02 | Neiman Sa | Procede de codage evolutif de haute securite et dispositif de mise en oeuvre de ce procede |
JP2550985B2 (ja) * | 1987-04-21 | 1996-11-06 | 日本電気株式会社 | Cmi符号復号器 |
DE3721805A1 (de) * | 1987-07-02 | 1989-01-12 | Telefonbau & Normalzeit Gmbh | Verfahren zur uebertragung schmalbandiger daten in einem digitalen breitbandkanal |
US4817148A (en) * | 1987-07-06 | 1989-03-28 | Wegener Communications, Inc. | Signal scrambling transmission system |
US4862478A (en) * | 1987-11-06 | 1989-08-29 | Gambatte, Inc. | Spread spectrum communications with resistance to multipath at differential delays both larger and smaller than a chip width |
GB2220824A (en) * | 1988-07-13 | 1990-01-17 | Philips Electronic Associated | Transmission system for sending two signals simultaneously on the same communications channel |
US5086435A (en) * | 1988-10-17 | 1992-02-04 | Rockwell International Corporation | Method and apparatus for detecting signals on digital data systems |
US4952070A (en) * | 1988-10-17 | 1990-08-28 | Rockwell International Corporation | Digital data coding technique |
DE3835338A1 (de) * | 1988-10-17 | 1990-04-19 | Siemens Ag | Verfahren zur uebertragung von zusatzsignalen bei digitaler datenuebertragung |
JP2675890B2 (ja) * | 1990-03-06 | 1997-11-12 | キヤノン株式会社 | スペクトラム拡散通信装置 |
US5249186A (en) * | 1991-01-16 | 1993-09-28 | Rolm Company | Apparatus for detecting the start of frame in bipolar transmission systems |
DE69128937T2 (de) * | 1991-12-24 | 1998-06-18 | Alsthom Cge Alcatel | Datenübertragungsverfahren zur Übertragung eines Haupt- und eines Hilfsbitstroms mithilfe einer Mehrzahl von Codierverfahren |
EP0589217A1 (en) * | 1992-09-24 | 1994-03-30 | Siemens Stromberg-Carlson | Serial line synchronization method and apparatus |
BE1006904A3 (fr) * | 1993-03-02 | 1995-01-24 | Lukac Kuruc Eric | Procede pour la transmission d'informations sur un support electrique. |
US5742135A (en) * | 1996-06-28 | 1998-04-21 | Tandem Computers Incorporated | System for maintaining polarity synchronization during AMI data transfer |
US5970100A (en) * | 1996-11-15 | 1999-10-19 | Conexant Systems, Inc. | System for controlling and shaping the spectrum and redundancy of signal-point limited transmission |
US6278744B1 (en) * | 1996-11-15 | 2001-08-21 | Conexant Systems, Inc. | System for controlling and shaping the spectrum and redundancy of signal-point limited transmission |
US6192087B1 (en) * | 1996-11-15 | 2001-02-20 | Conexant Systems, Inc. | Method and apparatus for spectral shaping in signal-point limited transmission systems |
DE19652187A1 (de) * | 1996-12-14 | 1998-06-18 | Asea Brown Boveri | Verfahren zum Übertragen von digitalisierten Nutzdaten und Signalisierungsdaten über einen Kanal |
US6973188B1 (en) | 2002-02-25 | 2005-12-06 | Lockheed Martin Corporation | Analog scrambler |
WO2003096604A1 (en) * | 2002-05-06 | 2003-11-20 | Paradyne Corporation | Communication device and method for using non-self-synchronizing scrambling in a communication system |
US7515646B2 (en) * | 2004-02-05 | 2009-04-07 | Lexmark International, Inc. | Method and apparatus for reducing EMI emissions for data signals traveling over a data pathway |
US7809143B2 (en) * | 2005-10-24 | 2010-10-05 | Magiq Technologies, Inc. | QKD system with synchronization channel verification |
US7835524B2 (en) * | 2006-02-08 | 2010-11-16 | Panasonic Corporation | Encrypting of communications using a transmitting/receiving apparatus via key information based on a multi-level code signal and a pseudo-random number sequence for modulation with an information signal |
JP4684185B2 (ja) * | 2006-08-15 | 2011-05-18 | 富士通株式会社 | 通信システム |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3048819A (en) * | 1960-12-05 | 1962-08-07 | Bell Telephone Labor Inc | Detection and measurement of errors in pulse code trains |
US3303424A (en) * | 1963-07-03 | 1967-02-07 | Ibm | Asynchronous data system transmitting before each data pulse a pulse of opposite polarity |
US3502810A (en) * | 1966-08-15 | 1970-03-24 | Bell Telephone Labor Inc | Bipolar pulse transmission system with self-derived timing and drift compensation |
US3713025A (en) * | 1969-12-04 | 1973-01-23 | Avco Corp | Phase slip corrector means and method for synchronization of pseudorandom generating means in multistation networks |
FR2139665B1 (nl) * | 1971-05-28 | 1973-05-25 | Labo Cent Telecommunicat | |
US3931472A (en) * | 1972-02-14 | 1976-01-06 | Avantek, Inc. | Asynchronous quadriphase communications system and method |
US3745361A (en) * | 1972-06-27 | 1973-07-10 | Bell Telephone Labor Inc | Composite clock signal generating and distributing circuits |
NL7310645A (nl) * | 1973-08-01 | 1975-02-04 | Nederlanden Staat | Werkwijze voor het signaleren met behulp van drie-niveaux transmissie met binaire inhoud. |
-
1975
- 1975-10-23 GB GB43564/75A patent/GB1512700A/en not_active Expired
-
1976
- 1976-10-08 US US05/730,876 patent/US4071692A/en not_active Expired - Lifetime
- 1976-10-15 CA CA263,495A patent/CA1106065A/en not_active Expired
- 1976-10-22 FR FR7631828A patent/FR2329109A1/fr active Granted
- 1976-10-22 BE BE2055392A patent/BE847523A/nl unknown
Also Published As
Publication number | Publication date |
---|---|
US4071692A (en) | 1978-01-31 |
FR2329109B1 (nl) | 1982-12-10 |
FR2329109A1 (fr) | 1977-05-20 |
GB1512700A (en) | 1978-06-01 |
CA1106065A (en) | 1981-07-28 |
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