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IT998116B - Circuito di segnalazione per una rete di trasmissione ad impulsi modulati in codice - Google Patents

Circuito di segnalazione per una rete di trasmissione ad impulsi modulati in codice

Info

Publication number
IT998116B
IT998116B IT24570/73A IT2457073A IT998116B IT 998116 B IT998116 B IT 998116B IT 24570/73 A IT24570/73 A IT 24570/73A IT 2457073 A IT2457073 A IT 2457073A IT 998116 B IT998116 B IT 998116B
Authority
IT
Italy
Prior art keywords
transmission network
pulse transmission
modulated pulse
code modulated
signaling circuit
Prior art date
Application number
IT24570/73A
Other languages
English (en)
Original Assignee
Int Standard Electric Corp
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
Priority claimed from FR7219338A external-priority patent/FR2187187A6/fr
Application filed by Int Standard Electric Corp filed Critical Int Standard Electric Corp
Application granted granted Critical
Publication of IT998116B publication Critical patent/IT998116B/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
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/06—Speed or phase control by synchronisation signals the synchronisation signals differing from the information signals in amplitude, polarity or frequency or length
    • 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
    • H04J3/0614—Systems characterised by the synchronising information used the synchronising signal being characterised by the amplitude, duration or polarity
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dc Digital Transmission (AREA)
IT24570/73A 1972-05-30 1973-05-25 Circuito di segnalazione per una rete di trasmissione ad impulsi modulati in codice IT998116B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7219338A FR2187187A6 (it) 1971-05-28 1972-05-30

Publications (1)

Publication Number Publication Date
IT998116B true IT998116B (it) 1976-01-20

Family

ID=9099340

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24570/73A IT998116B (it) 1972-05-30 1973-05-25 Circuito di segnalazione per una rete di trasmissione ad impulsi modulati in codice

Country Status (8)

Country Link
US (1) US3828346A (it)
JP (1) JPS4950813A (it)
AR (1) AR197508A1 (it)
CA (1) CA991748A (it)
CH (1) CH595023A5 (it)
ES (1) ES415301A2 (it)
IT (1) IT998116B (it)
NL (1) NL7307413A (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4020282A (en) * 1974-01-14 1977-04-26 General Dynamics Corporation High density data processing system
GB1492134A (en) * 1974-04-23 1977-11-16 Wandel & Goltermann Method of measuring the bit error rate of a regenerated pcm transmission path
FR2316674A1 (fr) * 1975-07-04 1977-01-28 Cit Alcatel Systeme de transmission simultanee de plusieurs pulsations
FR2389278A1 (fr) * 1977-04-29 1978-11-24 Thomson Csf Systeme de stockage magnetique d'informations numeriques codees avec transcodage reversible en code bipolaire a haute densite d'ordre n
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
US4408189A (en) * 1981-05-18 1983-10-04 Northern Telecom Limited Method and apparatus for code conversion of binary to multilevel signals
US4542517A (en) * 1981-09-23 1985-09-17 Honeywell Information Systems Inc. Digital serial interface with encode logic for transmission
GB2144010B (en) * 1983-02-28 1987-06-24 Mitsubishi Electric Corp Pcm signal transfer system
US4528550A (en) * 1983-10-31 1985-07-09 Northern Telecom Limited Method and apparatus for code conversion of binary of multilevel signals
NL8403366A (nl) * 1984-11-06 1986-06-02 Philips Nv Inrichting voor het bewaken van een cmi-codeomvormer.
CA1241120A (en) * 1985-10-01 1988-08-23 Sami A. Aly Alternate mark inversion (ami) receiver
JPS62235851A (ja) * 1986-04-07 1987-10-16 Tamura Electric Works Ltd ボタン電話装置のデ−タ伝送方式
US5257287A (en) * 1990-02-15 1993-10-26 Advanced Micro Devices, Inc. Automatic polarity detection and correction method and apparatus employing linkpulses
US6538584B2 (en) * 2000-12-28 2003-03-25 Intel Corporation Transition reduction encoder using current and last bit sets

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL302292A (it) * 1962-12-28
US3302193A (en) * 1964-01-02 1967-01-31 Bell Telephone Labor Inc Pulse transmission system
US3358083A (en) * 1964-07-28 1967-12-12 Bell Telephone Labor Inc Time-division multiplex digital transmission arrangement employing a linear digital filter
FR1482006A (fr) * 1966-02-09 1967-05-26 Labo Cent Telecommunicat Perfectionnements aux procédés de transmission en modulation codée d'impulsions
US3502810A (en) * 1966-08-15 1970-03-24 Bell Telephone Labor Inc Bipolar pulse transmission system with self-derived timing and drift compensation

Also Published As

Publication number Publication date
CA991748A (en) 1976-06-22
JPS4950813A (it) 1974-05-17
US3828346A (en) 1974-08-06
CH595023A5 (it) 1978-01-31
ES415301A2 (es) 1977-07-01
AU5602873A (en) 1974-11-28
AR197508A1 (es) 1974-04-15
NL7307413A (it) 1973-12-04

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