MX144035A - Mejoras en convertidor de clave alfabetica para un sistema de transferencia digital - Google Patents

Mejoras en convertidor de clave alfabetica para un sistema de transferencia digital

Info

Publication number
MX144035A
MX144035A MX170968A MX17096877A MX144035A MX 144035 A MX144035 A MX 144035A MX 170968 A MX170968 A MX 170968A MX 17096877 A MX17096877 A MX 17096877A MX 144035 A MX144035 A MX 144035A
Authority
MX
Mexico
Prior art keywords
transfer system
digital transfer
key converter
alphabetical key
alphabetical
Prior art date
Application number
MX170968A
Other languages
English (en)
Spanish (es)
Inventor
Reginhard Pospischil
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 MX144035A publication Critical patent/MX144035A/es

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
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dc Digital Transmission (AREA)
  • Small-Scale Networks (AREA)
  • Optical Communication System (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Emergency Protection Circuit Devices (AREA)
MX170968A 1976-10-28 1977-10-17 Mejoras en convertidor de clave alfabetica para un sistema de transferencia digital MX144035A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2649161A DE2649161C3 (de) 1976-10-28 1976-10-28 Digitales Übertragungssystem mit einem Alphabet-Code-Wandler

Publications (1)

Publication Number Publication Date
MX144035A true MX144035A (es) 1981-08-19

Family

ID=5991783

Family Applications (1)

Application Number Title Priority Date Filing Date
MX170968A MX144035A (es) 1976-10-28 1977-10-17 Mejoras en convertidor de clave alfabetica para un sistema de transferencia digital

Country Status (16)

Country Link
AT (1) AT355098B (de)
AU (1) AU506477B2 (de)
BE (1) BE860285A (de)
BR (1) BR7707157A (de)
CH (1) CH627556A5 (de)
DE (1) DE2649161C3 (de)
DK (1) DK154250C (de)
ES (1) ES463650A1 (de)
FR (1) FR2369748A1 (de)
GB (1) GB1543135A (de)
IT (1) IT1086933B (de)
MX (1) MX144035A (de)
NL (1) NL174318C (de)
NO (1) NO145289C (de)
SE (1) SE414441B (de)
YU (1) YU258177A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2902020C3 (de) * 1979-01-19 1982-08-26 TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Verfahren und Schaltungsanordnung zur Übertragung von Fehlerortungsbefehlen in digitalen Übertragungssystemen
FR2557404B1 (fr) * 1983-12-23 1986-10-17 Wilbrod Jean Hubert Procede de transmission d'informations a bas debit sur liaison numerique en service et installation de communication en comportant application
GB2183971B (en) * 1985-12-05 1989-10-04 Stc Plc Data transmission system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2060989A5 (de) * 1969-12-24 1971-06-18 Sits Soc It Telecom Siemens

Also Published As

Publication number Publication date
NO145289C (no) 1982-02-17
ATA694477A (de) 1979-07-15
NL174318B (nl) 1983-12-16
NO773619L (no) 1978-05-02
YU258177A (en) 1982-06-30
DE2649161B2 (de) 1979-01-04
DK154250B (da) 1988-10-24
IT1086933B (it) 1985-05-31
NL7711914A (nl) 1978-05-03
SE414441B (sv) 1980-07-28
CH627556A5 (en) 1982-01-15
NL174318C (nl) 1984-05-16
DE2649161A1 (de) 1978-05-03
NO145289B (no) 1981-11-09
FR2369748B1 (de) 1982-03-26
ES463650A1 (es) 1979-01-01
AU506477B2 (en) 1980-01-03
BR7707157A (pt) 1978-07-18
AT355098B (de) 1980-02-11
AU3010877A (en) 1979-05-03
DE2649161C3 (de) 1979-09-06
BE860285A (fr) 1978-02-15
SE7711943L (sv) 1978-04-29
DK154250C (da) 1989-03-28
GB1543135A (en) 1979-03-28
DK477677A (da) 1978-04-29
FR2369748A1 (fr) 1978-05-26

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