CH254954A - Device for receiving a phase-shifted oscillation. - Google Patents

Device for receiving a phase-shifted oscillation.

Info

Publication number
CH254954A
CH254954A CH254954DA CH254954A CH 254954 A CH254954 A CH 254954A CH 254954D A CH254954D A CH 254954DA CH 254954 A CH254954 A CH 254954A
Authority
CH
Switzerland
Prior art keywords
phase
receiving
shifted oscillation
oscillation
shifted
Prior art date
Application number
Other languages
German (de)
Inventor
Patentverwertungs-Elektro-Hold
Original Assignee
Patelhold Patentverwertung
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 Patelhold Patentverwertung filed Critical Patelhold Patentverwertung
Publication of CH254954A publication Critical patent/CH254954A/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/18Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22Demodulator circuits; Receiver circuits
    • H04L27/227Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2275Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals
    • H04L27/2276Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals using frequency multiplication or harmonic tracking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/18Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22Demodulator circuits; Receiver circuits
    • H04L27/227Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2275Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
CH254954D 1945-10-04 1945-10-04 Device for receiving a phase-shifted oscillation. CH254954A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2491810X 1945-10-04

Publications (1)

Publication Number Publication Date
CH254954A true CH254954A (en) 1948-05-31

Family

ID=4569621

Family Applications (1)

Application Number Title Priority Date Filing Date
CH254954D CH254954A (en) 1945-10-04 1945-10-04 Device for receiving a phase-shifted oscillation.

Country Status (3)

Country Link
US (1) US2491810A (en)
CH (1) CH254954A (en)
DE (1) DE848838C (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2624834A (en) * 1949-09-29 1953-01-06 Rca Corp Diversity frequency shift reception
US2676245A (en) * 1949-12-02 1954-04-20 Collins Radio Co Polar communication system
US2636115A (en) * 1949-12-22 1953-04-21 Rca Corp Frequency shift diversity reception
US2978544A (en) * 1955-05-20 1961-04-04 Siemens Ag Apparatus for simultaneously transmitting a plurality of messages
NL242240A (en) * 1958-04-28
US3112448A (en) * 1958-04-28 1963-11-26 Robertshaw Controls Co Phase shift keying communication system
DE1227086B (en) * 1958-04-28 1966-10-20 Robertshaw Fulton Controls Co Circuit for demodulating an etric high-frequency oscillation modulated step by step with N phase angles omega
DE1158128B (en) * 1959-04-27 1963-11-28 Robertshaw Fulton Controls Co Receiver for phase-modulated high-frequency oscillations
NL266851A (en) * 1960-07-07
US3078344A (en) * 1960-10-25 1963-02-19 Robertshaw Fulton Controls Co Phase demodulation of keyed carrier by use of synchronous gating, with phase lock driven step wise in response to forbidden output
NZ138099A (en) * 1963-05-10

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE416457C (en) * 1923-09-24 1925-07-16 Lorenz Akt Ges C Method for the simultaneous transmission of several messages on one line by means of alternating currents of different frequencies
DE444426C (en) * 1923-09-24 1927-05-24 Lorenz Akt Ges C Device for the simultaneous transmission of several messages on one line
FR732258A (en) * 1931-04-29 1932-09-15 Receiving signals without a carrier wave
FR803109A (en) * 1935-06-06 1936-09-23 Soc Et Liaisons Telephoniques Improvement in alternating current transmission methods and application device
CH211745A (en) * 1935-07-27 1940-10-15 Loewe Opta Gmbh Circuit arrangement for generating one-sided short pulses of adjustable duration by reducing a control frequency.
US2154073A (en) * 1936-12-31 1939-04-11 Rca Corp Continuous wave signal receiving system
US2253832A (en) * 1939-10-14 1941-08-26 Rca Corp Signaling
US2282971A (en) * 1939-11-30 1942-05-12 Rca Corp Signal detecting system
US2351192A (en) * 1942-03-13 1944-06-13 Rca Corp Frequency modulation receiver
US2340432A (en) * 1942-05-23 1944-02-01 Rca Corp Phase modulation receiver

Also Published As

Publication number Publication date
DE848838C (en) 1952-09-08
US2491810A (en) 1949-12-20

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