FR2154306A1 - - Google Patents

Info

Publication number
FR2154306A1
FR2154306A1 FR7134826A FR7134826A FR2154306A1 FR 2154306 A1 FR2154306 A1 FR 2154306A1 FR 7134826 A FR7134826 A FR 7134826A FR 7134826 A FR7134826 A FR 7134826A FR 2154306 A1 FR2154306 A1 FR 2154306A1
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
FR7134826A
Other languages
French (fr)
Other versions
FR2154306B1 (de
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.)
LANNIONNAIS ELECTRONIQUE
Original Assignee
LANNIONNAIS ELECTRONIQUE
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 LANNIONNAIS ELECTRONIQUE filed Critical LANNIONNAIS ELECTRONIQUE
Priority to FR7134826A priority Critical patent/FR2154306B1/fr
Publication of FR2154306A1 publication Critical patent/FR2154306A1/fr
Application granted granted Critical
Publication of FR2154306B1 publication Critical patent/FR2154306B1/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
    • H04L27/2035—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
    • H04L27/205—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 the change in phase of the carrier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/08—Continuously compensating for, or preventing, undesired influence of physical parameters of noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
FR7134826A 1971-09-28 1971-09-28 Expired FR2154306B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7134826A FR2154306B1 (de) 1971-09-28 1971-09-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7134826A FR2154306B1 (de) 1971-09-28 1971-09-28

Publications (2)

Publication Number Publication Date
FR2154306A1 true FR2154306A1 (de) 1973-05-11
FR2154306B1 FR2154306B1 (de) 1974-05-31

Family

ID=9083575

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7134826A Expired FR2154306B1 (de) 1971-09-28 1971-09-28

Country Status (1)

Country Link
FR (1) FR2154306B1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0422417A2 (de) * 1989-10-13 1991-04-17 ANT Nachrichtentechnik GmbH Anordnung zum Erzeugen eines QPSK-Signals
EP0475165A2 (de) * 1990-09-11 1992-03-18 ANT Nachrichtentechnik GmbH Verfahren zum Erzeugen eines mit einem Trägersignal überlagerten QPSK-Signals

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2905812A (en) * 1955-04-18 1959-09-22 Collins Radio Co High information capacity phase-pulse multiplex system
FR1571835A (de) * 1968-03-01 1969-06-20

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2905812A (en) * 1955-04-18 1959-09-22 Collins Radio Co High information capacity phase-pulse multiplex system
FR1571835A (de) * 1968-03-01 1969-06-20

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Revue japonaise NEC RESEARCH & DEVELOPMENT, no. 21., avril 1971. article: 'A 448 Mb/s PCM 4-Phase solidstate regenerative repeater for guided millimeter-wave communication systems', pages 1 - 13. Auteurs: SUGIMOYO, SUGIYAMA, MATSUO, TOMOZAWA, SUGIURA, KAWAI, ANDO et HORIGUCHI *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0422417A2 (de) * 1989-10-13 1991-04-17 ANT Nachrichtentechnik GmbH Anordnung zum Erzeugen eines QPSK-Signals
EP0422417A3 (en) * 1989-10-13 1992-06-17 Ant Nachrichtentechnik Gmbh Method of producing a qpsk signal
EP0475165A2 (de) * 1990-09-11 1992-03-18 ANT Nachrichtentechnik GmbH Verfahren zum Erzeugen eines mit einem Trägersignal überlagerten QPSK-Signals
EP0475165A3 (en) * 1990-09-11 1992-06-17 Ant Nachrichtentechnik Gmbh Method for producing a qpsk signal with a superposed carrier
US5289503A (en) * 1990-09-11 1994-02-22 Ant Nachrichtentechnik Gmbh Method and circuit arrangement for producing a QPSK signal on which a carrier signal is superposed

Also Published As

Publication number Publication date
FR2154306B1 (de) 1974-05-31

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Legal Events

Date Code Title Description
ST Notification of lapse