BE805952A - Procede de protection de la transmission de la polarite permanente dans des systemes de transmission de donnees - Google Patents

Procede de protection de la transmission de la polarite permanente dans des systemes de transmission de donnees

Info

Publication number
BE805952A
BE805952A BE136579A BE136579A BE805952A BE 805952 A BE805952 A BE 805952A BE 136579 A BE136579 A BE 136579A BE 136579 A BE136579 A BE 136579A BE 805952 A BE805952 A BE 805952A
Authority
BE
Belgium
Prior art keywords
protecting
transmission
data transmission
permanent polarity
transmission systems
Prior art date
Application number
BE136579A
Other languages
English (en)
French (fr)
Original Assignee
Siemens Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of BE805952A publication Critical patent/BE805952A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/22—Arrangements affording multiple use of the transmission path using time-division multiplexing
    • H04L5/225—Arrangements affording multiple use of the transmission path using time-division multiplexing combined with the use of transition coding
    • 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
    • H04L25/493—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 by transition coding, i.e. the time-position or direction of a transition being encoded before transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
BE136579A 1972-10-11 1973-10-11 Procede de protection de la transmission de la polarite permanente dans des systemes de transmission de donnees BE805952A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2249637A DE2249637A1 (de) 1972-10-11 1972-10-11 Verfahren zur sicherung der uebertragung der dauerpolaritaet bei datenuebertragungssystemen, die einen wechsel der polaritaet in codierter form uebertragen

Publications (1)

Publication Number Publication Date
BE805952A true BE805952A (fr) 1974-04-11

Family

ID=5858653

Family Applications (1)

Application Number Title Priority Date Filing Date
BE136579A BE805952A (fr) 1972-10-11 1973-10-11 Procede de protection de la transmission de la polarite permanente dans des systemes de transmission de donnees

Country Status (11)

Country Link
US (1) US3889235A (cs)
AU (1) AU6111173A (cs)
BE (1) BE805952A (cs)
BR (1) BR7307944D0 (cs)
CH (1) CH580369A5 (cs)
DE (1) DE2249637A1 (cs)
FR (1) FR2203542A5 (cs)
GB (1) GB1443238A (cs)
IT (1) IT995737B (cs)
NL (1) NL7313815A (cs)
ZA (1) ZA737616B (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4581741A (en) * 1983-12-07 1986-04-08 Rockwell International Corporation Error detection apparatus for data dependent coding circuitry
JP2694993B2 (ja) * 1989-02-22 1997-12-24 株式会社日立製作所 電力用信号処理システムおよびディジタル保護リレー装置
US5418820A (en) * 1990-02-15 1995-05-23 Advanced Micro Devices, Inc. Automatic polarity detection and correction method and apparatus employing linkpulses
US5164960A (en) * 1990-02-15 1992-11-17 Advanced Micro Devices Inc. Medium attachment unit for use with twisted pair local area network
US5257287A (en) * 1990-02-15 1993-10-26 Advanced Micro Devices, Inc. Automatic polarity detection and correction method and apparatus employing linkpulses

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2951229A (en) * 1959-04-27 1960-08-30 Bell Telephone Labor Inc Error-detecting and correcting system
US3250900A (en) * 1962-07-06 1966-05-10 Singer Inc H R B Dynamic parity computer
US3252139A (en) * 1962-10-08 1966-05-17 Moore Associates Inc Code validity system and method for serially coded pulse trains
US3685015A (en) * 1970-10-06 1972-08-15 Xerox Corp Character bit error detection and correction
US3731293A (en) * 1972-04-05 1973-05-01 Pitney Bowes Inc Automatic phase switching of phase-coded recordings
US3760371A (en) * 1972-08-14 1973-09-18 Gte Automatic Electric Lab Inc Asynchronous data transmission over a pulse code modulation carrier

Also Published As

Publication number Publication date
ZA737616B (en) 1974-08-28
GB1443238A (en) 1976-07-21
IT995737B (it) 1975-11-20
AU6111173A (en) 1975-04-10
US3889235A (en) 1975-06-10
FR2203542A5 (cs) 1974-05-10
BR7307944D0 (pt) 1974-07-11
DE2249637A1 (de) 1974-04-18
CH580369A5 (cs) 1976-09-30
NL7313815A (cs) 1974-04-16

Similar Documents

Publication Publication Date Title
IT991576B (it) Sistema per la trasmissione di dati in forma di impulsi
IT985765B (it) Sistema di fotografia elettronica
AT348277B (de) Datenverarbeitungsanlage
BE791039A (fr) Systemes de securite
BR7304314D0 (pt) Vidraca de seguranca
IT991412B (it) Sistema di trasmissione
BE805382A (fr) Protecteur de polarite
AT351302B (de) Datenverarbeitungsanlage
IT999054B (it) Sistema di elaborazione di dati
IT1001139B (it) Sistema di trasmissione di dati perfezionati
SE397738B (sv) Pulsatoalstringssystem
IT1012094B (it) Sistema per la protezione di invertitori statici
BR7307773D0 (pt) Aperfeicoamentos em sistema de gravacao
BR7307685D0 (pt) Sistema de recuperacao de dados e circuitos para o mesmo
IT998285B (it) Sistema di elaborazione di dati
BR7309737D0 (pt) Aperfeicoamentos em circuito de protecao
BE798412A (fr) Systeme de detection d'instrusion
BE805952A (fr) Procede de protection de la transmission de la polarite permanente dans des systemes de transmission de donnees
IT991352B (it) Sistema di vissalizzazione perfezionato
SE391430B (sv) Anordning vid tradradiosystem
IT992576B (it) Sistema di multiplazione perfezionato
BR7309122D0 (pt) Sistema de transferencia de informacoes
IT1001141B (it) Sistema di trasmissione di dati perfezionato
IT971579B (it) Sistema di equalizzazione perfezionato
IT983946B (it) Sistema di calcolo perfezionato