CH482367A - Method for recovering the information of a modulated carrier signal - Google Patents

Method for recovering the information of a modulated carrier signal

Info

Publication number
CH482367A
CH482367A CH1055367A CH1055367A CH482367A CH 482367 A CH482367 A CH 482367A CH 1055367 A CH1055367 A CH 1055367A CH 1055367 A CH1055367 A CH 1055367A CH 482367 A CH482367 A CH 482367A
Authority
CH
Switzerland
Prior art keywords
recovering
information
carrier signal
modulated carrier
modulated
Prior art date
Application number
CH1055367A
Other languages
German (de)
Inventor
Guyer Edward
Original Assignee
Thompson Ramo Wooldridge Inc
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 Thompson Ramo Wooldridge Inc filed Critical Thompson Ramo Wooldridge Inc
Publication of CH482367A publication Critical patent/CH482367A/en

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
    • H04L27/2053—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 more than one carrier, e.g. carriers with different phases
    • H04L27/2057—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 more than one carrier, e.g. carriers with different phases with a separate carrier for each phase state
    • 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
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2275—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals
    • H04L27/2276—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals using frequency multiplication or harmonic tracking

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
CH1055367A 1966-07-27 1967-07-25 Method for recovering the information of a modulated carrier signal CH482367A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US56820966A 1966-07-27 1966-07-27

Publications (1)

Publication Number Publication Date
CH482367A true CH482367A (en) 1969-11-30

Family

ID=24270367

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1055367A CH482367A (en) 1966-07-27 1967-07-25 Method for recovering the information of a modulated carrier signal

Country Status (2)

Country Link
CH (1) CH482367A (en)
DE (1) DE1512618B2 (en)

Also Published As

Publication number Publication date
DE1512618B2 (en) 1971-08-19
DE1512618A1 (en) 1969-03-20

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Legal Events

Date Code Title Description
PL Patent ceased