FR2154306B1 - - Google Patents

Info

Publication number
FR2154306B1
FR2154306B1 FR7134826A FR7134826A FR2154306B1 FR 2154306 B1 FR2154306 B1 FR 2154306B1 FR 7134826 A FR7134826 A FR 7134826A FR 7134826 A FR7134826 A FR 7134826A FR 2154306 B1 FR2154306 B1 FR 2154306B1
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
FR7134826A
Other languages
French (fr)
Other versions
FR2154306A1 (en
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 (en)

Priority Applications (1)

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

Applications Claiming Priority (1)

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

Publications (2)

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

Family

ID=9083575

Family Applications (1)

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

Country Status (1)

Country Link
FR (1) FR2154306B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3934187C1 (en) * 1989-10-13 1991-03-14 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De
DE4028791A1 (en) * 1990-09-11 1992-03-12 Ant Nachrichtentech METHOD FOR GENERATING A QPSK SIGNAL OVERLAYED WITH A CARRIER SIGNAL

Family Cites Families (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
US3643023A (en) * 1968-03-01 1972-02-15 Milgo Electronic Corp Differential phase modulator and demodulator utilizing relative phase differences at the center of the modulation periods

Also Published As

Publication number Publication date
FR2154306A1 (en) 1973-05-11

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Legal Events

Date Code Title Description
ST Notification of lapse