FR2260904A1 - - Google Patents

Info

Publication number
FR2260904A1
FR2260904A1 FR7404772A FR7404772A FR2260904A1 FR 2260904 A1 FR2260904 A1 FR 2260904A1 FR 7404772 A FR7404772 A FR 7404772A FR 7404772 A FR7404772 A FR 7404772A FR 2260904 A1 FR2260904 A1 FR 2260904A1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7404772A
Other versions
FR2260904B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie IBM France SAS
Original Assignee
Compagnie IBM France SAS
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 Compagnie IBM France SAS filed Critical Compagnie IBM France SAS
Priority to FR7404772A priority Critical patent/FR2260904B1/fr
Priority to IT3079574A priority patent/IT1027871B/it
Priority to DE19752501324 priority patent/DE2501324C3/de
Priority to JP1261575A priority patent/JPS558069B2/ja
Priority to GB487575A priority patent/GB1502363A/en
Publication of FR2260904A1 publication Critical patent/FR2260904A1/fr
Application granted granted Critical
Publication of FR2260904B1 publication Critical patent/FR2260904B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2092—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner with digital generation of the modulated carrier (does not include the modulation of a digitally generated carrier)
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2338—Demodulator circuits; Receiver circuits using non-coherent demodulation using sampling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/389—Demodulator circuits; Receiver circuits with separate demodulation for the phase and amplitude components

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Dc Digital Transmission (AREA)
  • Filters And Equalizers (AREA)
FR7404772A 1974-02-12 1974-02-12 Expired FR2260904B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7404772A FR2260904B1 (fr) 1974-02-12 1974-02-12
IT3079574A IT1027871B (it) 1974-02-12 1974-12-20 Apparecchiatura e sistema per la trasmissione di informazioni
DE19752501324 DE2501324C3 (de) 1974-02-12 1975-01-15 Verfahren und Schaltungsanordnung zur Informationsübertragung
JP1261575A JPS558069B2 (fr) 1974-02-12 1975-01-31
GB487575A GB1502363A (en) 1974-02-12 1975-02-05 Data transmission system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7404772A FR2260904B1 (fr) 1974-02-12 1974-02-12

Publications (2)

Publication Number Publication Date
FR2260904A1 true FR2260904A1 (fr) 1975-09-05
FR2260904B1 FR2260904B1 (fr) 1976-11-26

Family

ID=9134830

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7404772A Expired FR2260904B1 (fr) 1974-02-12 1974-02-12

Country Status (4)

Country Link
JP (1) JPS558069B2 (fr)
FR (1) FR2260904B1 (fr)
GB (1) GB1502363A (fr)
IT (1) IT1027871B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0106647A2 (fr) * 1982-10-11 1984-04-25 Karl Meinzer Méthode et système de transmission de données numériques

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0106647A2 (fr) * 1982-10-11 1984-04-25 Karl Meinzer Méthode et système de transmission de données numériques
EP0106647A3 (fr) * 1982-10-11 1986-05-14 Karl Meinzer Méthode et système de transmission de données numériques

Also Published As

Publication number Publication date
JPS558069B2 (fr) 1980-03-01
DE2501324A1 (de) 1975-08-14
DE2501324B2 (de) 1976-05-06
IT1027871B (it) 1978-12-20
GB1502363A (en) 1978-03-01
JPS50125610A (fr) 1975-10-02
FR2260904B1 (fr) 1976-11-26

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Legal Events

Date Code Title Description
ST Notification of lapse