FR2339291B1 - - Google Patents

Info

Publication number
FR2339291B1
FR2339291B1 FR7601836A FR7601836A FR2339291B1 FR 2339291 B1 FR2339291 B1 FR 2339291B1 FR 7601836 A FR7601836 A FR 7601836A FR 7601836 A FR7601836 A FR 7601836A FR 2339291 B1 FR2339291 B1 FR 2339291B1
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.)
Expired
Application number
FR7601836A
Other languages
French (fr)
Other versions
FR2339291A1 (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.)
Societe Anonyme de Telecommunications SAT
Original Assignee
Societe Anonyme de Telecommunications SAT
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 Societe Anonyme de Telecommunications SAT filed Critical Societe Anonyme de Telecommunications SAT
Priority to FR7601836A priority Critical patent/FR2339291A1/fr
Publication of FR2339291A1 publication Critical patent/FR2339291A1/fr
Application granted granted Critical
Publication of FR2339291B1 publication Critical patent/FR2339291B1/fr
Granted 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
    • H04L27/2035—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers
    • H04L27/2042—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers with more than two phase states
    • H04L27/2046—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers with more than two phase states in which the data are represented by carrier phase

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR7601836A 1976-01-23 1976-01-23 Procede de transmission d'informations numeriques par modulation de phase d'une onde porteuse Granted FR2339291A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7601836A FR2339291A1 (fr) 1976-01-23 1976-01-23 Procede de transmission d'informations numeriques par modulation de phase d'une onde porteuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7601836A FR2339291A1 (fr) 1976-01-23 1976-01-23 Procede de transmission d'informations numeriques par modulation de phase d'une onde porteuse

Publications (2)

Publication Number Publication Date
FR2339291A1 FR2339291A1 (fr) 1977-08-19
FR2339291B1 true FR2339291B1 (enExample) 1981-06-19

Family

ID=9168298

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7601836A Granted FR2339291A1 (fr) 1976-01-23 1976-01-23 Procede de transmission d'informations numeriques par modulation de phase d'une onde porteuse

Country Status (1)

Country Link
FR (1) FR2339291A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2913669C2 (de) * 1979-04-05 1981-12-10 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zum Erzeugen von Modem-Sendesignalen mit Quadratur-Amplituden-Modulation QAM
DE4028791A1 (de) * 1990-09-11 1992-03-12 Ant Nachrichtentech Verfahren zum erzeugen eines mit einem traegersignal ueberlagerten qpsk-signals

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2127517A1 (de) * 1971-06-03 1972-12-14 Licentia Gmbh Modulationsverfahren

Also Published As

Publication number Publication date
FR2339291A1 (fr) 1977-08-19

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Legal Events

Date Code Title Description
ST Notification of lapse