IT1113847B - Sistema di trasmissione di segnali digitali - Google Patents

Sistema di trasmissione di segnali digitali

Info

Publication number
IT1113847B
IT1113847B IT31006/77A IT3100677A IT1113847B IT 1113847 B IT1113847 B IT 1113847B IT 31006/77 A IT31006/77 A IT 31006/77A IT 3100677 A IT3100677 A IT 3100677A IT 1113847 B IT1113847 B IT 1113847B
Authority
IT
Italy
Prior art keywords
transmission system
digital signals
signals transmission
digital
transmission
Prior art date
Application number
IT31006/77A
Other languages
English (en)
Inventor
Ezio Cottatellucci
Original Assignee
Sits Soc It Telecom Siemens
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 Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Priority to IT31006/77A priority Critical patent/IT1113847B/it
Priority to FR7835335A priority patent/FR2412986A1/fr
Priority to US05/970,147 priority patent/US4232387A/en
Priority to BR7808294A priority patent/BR7808294A/pt
Priority to DE19782855082 priority patent/DE2855082A1/de
Application granted granted Critical
Publication of IT1113847B publication Critical patent/IT1113847B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
    • H04L7/0272—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit with squaring loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/24—Testing correct operation
    • H04L1/245—Testing correct operation by using the properties of transmission codes
    • H04L1/246—Testing correct operation by using the properties of transmission codes two-level transmission codes, e.g. binary
    • 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
    • H04L25/4904—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 self-synchronising codes, e.g. split-phase 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)
  • Small-Scale Networks (AREA)
IT31006/77A 1977-12-21 1977-12-21 Sistema di trasmissione di segnali digitali IT1113847B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT31006/77A IT1113847B (it) 1977-12-21 1977-12-21 Sistema di trasmissione di segnali digitali
FR7835335A FR2412986A1 (fr) 1977-12-21 1978-12-15 Systeme de transmission de signaux numeriques
US05/970,147 US4232387A (en) 1977-12-21 1978-12-18 Data-transmission system using binary split-phase code
BR7808294A BR7808294A (pt) 1977-12-21 1978-12-18 Sistema de transmissao de sinal digital
DE19782855082 DE2855082A1 (de) 1977-12-21 1978-12-20 Uebertragungssystem fuer digitale signale

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT31006/77A IT1113847B (it) 1977-12-21 1977-12-21 Sistema di trasmissione di segnali digitali

Publications (1)

Publication Number Publication Date
IT1113847B true IT1113847B (it) 1986-01-27

Family

ID=11232943

Family Applications (1)

Application Number Title Priority Date Filing Date
IT31006/77A IT1113847B (it) 1977-12-21 1977-12-21 Sistema di trasmissione di segnali digitali

Country Status (5)

Country Link
US (1) US4232387A (it)
BR (1) BR7808294A (it)
DE (1) DE2855082A1 (it)
FR (1) FR2412986A1 (it)
IT (1) IT1113847B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642825A (en) * 1979-09-14 1981-04-21 Clarion Co Ltd Compensating circuit for data reading clock
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.
DE3224479A1 (de) * 1982-06-30 1984-01-05 Siemens AG, 1000 Berlin und 8000 München Anordnung zur erzeugung gleichstromfeier pseudoternaerer signale
DE3331205A1 (de) * 1983-08-30 1985-03-14 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Synchronmuster
NL8402352A (nl) * 1984-07-26 1986-02-17 Philips Nv Inrichting voor het terugwinnen van een kloksignaal uit een hoekgemoduleerd draaggolfsignaal met een modulatie-index m = 0,5.
US4780893A (en) * 1987-04-16 1988-10-25 Harris Corporation Bit synchronizer
US5117442A (en) * 1988-12-14 1992-05-26 National Semiconductor Corporation Methods and circuits for synchronizing signals in a modular redundant fault tolerant computer system
US5446921A (en) * 1989-10-25 1995-08-29 General Electric Company Circuit for detecting noise and producing a squelch signal
JPH09270775A (ja) * 1996-03-28 1997-10-14 Ando Electric Co Ltd Ｐｎ符号同期引き込み回路
US6597752B1 (en) * 1999-02-24 2003-07-22 Agere Systems Inc. Method for detecting a dotting sequence for manchester encoded data in a deep fading environment
JP3944856B2 (ja) * 2004-06-08 2007-07-18 ソニー株式会社 通信システム、受信装置および方法、記録媒体、並びにプログラム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2139665B1 (it) * 1971-05-28 1973-05-25 Labo Cent Telecommunicat
US3733585A (en) * 1971-06-07 1973-05-15 Post Office Systems for detecting errors in a digital transmission channel
US4010421A (en) * 1971-12-06 1977-03-01 Telefonaktiebolaget L M Ericsson Synchronization method for the recovery of binary signals
US3916379A (en) * 1974-04-08 1975-10-28 Honeywell Inf Systems Error-rate monitoring unit in a communication system
US3938082A (en) * 1974-09-19 1976-02-10 General Electric Company Receiver for bi-polar coded data with bit time interval detection used as the data validation discriminant

Also Published As

Publication number Publication date
FR2412986A1 (fr) 1979-07-20
DE2855082A1 (de) 1979-07-05
BR7808294A (pt) 1979-08-07
US4232387A (en) 1980-11-04

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