IT1151019B - Circuito di temporizzazione per la ricezione di segnali pcm - Google Patents

Circuito di temporizzazione per la ricezione di segnali pcm

Info

Publication number
IT1151019B
IT1151019B IT23104/80A IT2310480A IT1151019B IT 1151019 B IT1151019 B IT 1151019B IT 23104/80 A IT23104/80 A IT 23104/80A IT 2310480 A IT2310480 A IT 2310480A IT 1151019 B IT1151019 B IT 1151019B
Authority
IT
Italy
Prior art keywords
reception
timing circuit
pcm signals
pcm
signals
Prior art date
Application number
IT23104/80A
Other languages
English (en)
Italian (it)
Other versions
IT8023104A0 (it
Inventor
Donne Roberto Delle
Original Assignee
Sits Soc It Telecom Siemens
Italtel Spa
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, Italtel Spa filed Critical Sits Soc It Telecom Siemens
Priority to IT23104/80A priority Critical patent/IT1151019B/it
Publication of IT8023104A0 publication Critical patent/IT8023104A0/it
Priority to FR8111996A priority patent/FR2488466A1/fr
Priority to BR8103929A priority patent/BR8103929A/pt
Priority to US06/278,065 priority patent/US4394758A/en
Priority to GB8120098A priority patent/GB2080076B/en
Priority to DE3125723A priority patent/DE3125723C2/de
Application granted granted Critical
Publication of IT1151019B publication Critical patent/IT1151019B/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
    • H04L7/0079—Receiver details
    • H04L7/0083—Receiver details taking measures against momentary loss of synchronisation, e.g. inhibiting the synchronisation, using idle words or using redundant clocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0605—Special codes used as synchronising signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
IT23104/80A 1980-06-30 1980-06-30 Circuito di temporizzazione per la ricezione di segnali pcm IT1151019B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT23104/80A IT1151019B (it) 1980-06-30 1980-06-30 Circuito di temporizzazione per la ricezione di segnali pcm
FR8111996A FR2488466A1 (fr) 1980-06-30 1981-06-18 Circuit de synchronisation pour la reception de signaux mic
BR8103929A BR8103929A (pt) 1980-06-30 1981-06-23 Circuito sincronizador para a recepcao de sinal de modulacao de codigo de pulso
US06/278,065 US4394758A (en) 1980-06-30 1981-06-29 Synchronizing unit for receiving section of PCM station
GB8120098A GB2080076B (en) 1980-06-30 1981-06-30 Improvements in or relating to timing circuits for pcm reception
DE3125723A DE3125723C2 (de) 1980-06-30 1981-06-30 Taktschaltung für den Empfangsteil eines PCM-Signalübertragungssystems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23104/80A IT1151019B (it) 1980-06-30 1980-06-30 Circuito di temporizzazione per la ricezione di segnali pcm

Publications (2)

Publication Number Publication Date
IT8023104A0 IT8023104A0 (it) 1980-06-30
IT1151019B true IT1151019B (it) 1986-12-17

Family

ID=11203820

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23104/80A IT1151019B (it) 1980-06-30 1980-06-30 Circuito di temporizzazione per la ricezione di segnali pcm

Country Status (6)

Country Link
US (1) US4394758A (enExample)
BR (1) BR8103929A (enExample)
DE (1) DE3125723C2 (enExample)
FR (1) FR2488466A1 (enExample)
GB (1) GB2080076B (enExample)
IT (1) IT1151019B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3212450A1 (de) * 1982-04-02 1983-10-13 Siemens AG, 1000 Berlin und 8000 München Synchronisiereinrichtung einer digitalsignal-demultiplexeinrichung
DE3215975C1 (en) * 1982-04-29 1990-12-20 Siemens Ag Multi-channel directional ratio system - combines available channels on transmitting side in digital form in time-multiplexing framework
FR2657741B1 (fr) * 1990-01-29 1992-04-03 Cit Alcatel Interface de restructuration de trames pour trains numeriques multiplexes par multiplexage temporel d'affluents numeriques a differents debits.
US5251210A (en) * 1991-11-01 1993-10-05 Ibm Corporation Method and apparatus for transforming low bandwidth telecommunications channels into a high bandwidth telecommunication channel
US5539783A (en) * 1995-05-18 1996-07-23 Hazeltine Corporation Non-coherent synchronization signal detector
US6647028B1 (en) 1997-09-30 2003-11-11 Cisco Technology, Inc. System and method for recovering and restoring lost data in a N-channel coherent data transmission system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB974742A (en) * 1960-02-12 1964-11-11 Nippon Electric Co A synchronising system for a time division multiplex code modulation system
FR2291654A1 (fr) * 1974-11-14 1976-06-11 Trt Telecom Radio Electr Systeme de transmission multiplex
FR2296973A1 (fr) * 1974-12-31 1976-07-30 Telecommunications Sa Systeme de transmission numerique permettant le transfert de voies composantes entre voies multiplexees
IT1037256B (it) * 1975-04-14 1979-11-10 Sits Soc It Telecom Siemens Rete di transito per sistemi di telecomunicazioni a divisione di tempo
FR2320023A1 (fr) * 1975-07-28 1977-02-25 Constr Telephoniques Procede et dispositif de resynchronisation d'informations entrantes structurees en trames
CH621445A5 (enExample) * 1976-09-09 1981-01-30 Gretag Ag
US4095051A (en) * 1976-12-15 1978-06-13 Bell Telephone Laboratories, Incorporated Demultiplexer circuit
US4133978A (en) * 1977-08-25 1979-01-09 General Electric Company Circuit for separating a composite stream of data and clock pulses
NL176420C (nl) * 1977-09-29 1985-04-01 Nederlanden Staat Synchronisatieinrichting voor het afgeven van een met een in een inkomend digitaal signaal aanwezig synchronisatieteken overeenkomend synchronisatiesignaal.
DE2900970C3 (de) * 1977-11-24 1982-04-08 Siemens AG, 1000 Berlin und 8000 München Prüfsignalgenerator
US4224473A (en) * 1978-05-31 1980-09-23 Digital Communications Corporation TDMA Multiplexer-demultiplexer with multiple ports
CH643696A5 (en) * 1979-02-08 1984-06-15 Siemens Ag Albis Synchronisation device for a PCM system
DE2936938C2 (de) * 1979-09-12 1987-01-08 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum Ausgleich der Phasenunterschiede zwischen dem Streckentakt auf einer mit einer PCM-Vermittlungsstelle verbindenden PCM-Zeitmultiplexleitung und dem Amtstakt dieser Vermittlungsstelle
IT1207258B (it) * 1979-10-11 1989-05-17 Sits Soc It Telecom Siemens Disposizione circuitale atta a riconoscere la parola di allineamento, di particolare applicazione nella sezione ricevente di un multiplatore disegnali digitali.

Also Published As

Publication number Publication date
FR2488466A1 (fr) 1982-02-12
DE3125723A1 (de) 1982-03-11
DE3125723C2 (de) 1987-02-12
US4394758A (en) 1983-07-19
GB2080076A (en) 1982-01-27
FR2488466B1 (enExample) 1984-04-20
GB2080076B (en) 1984-05-31
BR8103929A (pt) 1982-03-09
IT8023104A0 (it) 1980-06-30

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