IT993016B - Sistema per la conversione di frequenza e la demodulazione di un segnale modulato in ampiezza - Google Patents

Sistema per la conversione di frequenza e la demodulazione di un segnale modulato in ampiezza

Info

Publication number
IT993016B
IT993016B IT2798373A IT2798373A IT993016B IT 993016 B IT993016 B IT 993016B IT 2798373 A IT2798373 A IT 2798373A IT 2798373 A IT2798373 A IT 2798373A IT 993016 B IT993016 B IT 993016B
Authority
IT
Italy
Prior art keywords
demodulation
amplitude
frequency conversion
signal modulated
modulated
Prior art date
Application number
IT2798373A
Other languages
English (en)
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of IT993016B publication Critical patent/IT993016B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/2281—Homodyne or synchrodyne circuits using a phase locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/02—Details
    • H03D1/06—Modifications of demodulators to reduce distortion, e.g. by negative feedback
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/2245—Homodyne or synchrodyne circuits using two quadrature channels
    • H03D1/2254—Homodyne or synchrodyne circuits using two quadrature channels and a phase locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0088—Reduction of intermodulation, nonlinearities, adjacent channel interference; intercept points of harmonics or intermodulation products

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Superheterodyne Receivers (AREA)
IT2798373A 1972-08-17 1973-08-17 Sistema per la conversione di frequenza e la demodulazione di un segnale modulato in ampiezza IT993016B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8234072A JPS4940051A (it) 1972-08-17 1972-08-17

Publications (1)

Publication Number Publication Date
IT993016B true IT993016B (it) 1975-09-30

Family

ID=13771822

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2798373A IT993016B (it) 1972-08-17 1973-08-17 Sistema per la conversione di frequenza e la demodulazione di un segnale modulato in ampiezza

Country Status (7)

Country Link
JP (1) JPS4940051A (it)
BR (1) BR7306360D0 (it)
DE (1) DE2341784A1 (it)
ES (1) ES417970A1 (it)
FR (1) FR2196550A1 (it)
IT (1) IT993016B (it)
NL (1) NL7311365A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE501604C2 (sv) * 1993-08-13 1995-03-27 Ericsson Telefon Ab L M Metod och anordning för sampling av elektriska signaler

Also Published As

Publication number Publication date
DE2341784A1 (de) 1974-02-28
BR7306360D0 (pt) 1974-07-11
FR2196550A1 (it) 1974-03-15
JPS4940051A (it) 1974-04-15
ES417970A1 (es) 1976-03-01
NL7311365A (it) 1974-02-19

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