SE335557B - - Google Patents

Info

Publication number
SE335557B
SE335557B SE771567A SE771567A SE335557B SE 335557 B SE335557 B SE 335557B SE 771567 A SE771567 A SE 771567A SE 771567 A SE771567 A SE 771567A SE 335557 B SE335557 B SE 335557B
Authority
SE
Sweden
Prior art keywords
switch
phase
modulator
input
output
Prior art date
Application number
SE771567A
Other languages
English (en)
Inventor
M Gingell
Original Assignee
Int Standard Electric 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of SE335557B publication Critical patent/SE335557B/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H03C1/54—Balanced modulators, e.g. bridge type, ring type or double balanced type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B27/00—Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H03C1/60—Modulators in which carrier or one sideband is wholly or partially suppressed with one sideband wholly or partially suppressed
    • 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
    • H03D2200/006—Signal sampling
    • 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
    • H03D2200/0066—Mixing
    • H03D2200/0078—Mixing using a switched phase shifter or delay line
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H03D7/163—Multiple-frequency-changing all the frequency changers being connected in cascade the local oscillations of at least two of the frequency changers being derived from a single oscillator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Amplitude Modulation (AREA)
SE771567A 1966-06-03 1967-06-02 SE335557B (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2479466A GB1081240A (en) 1966-06-03 1966-06-03 Balanced polyphase modulator

Publications (1)

Publication Number Publication Date
SE335557B true SE335557B (enrdf_load_html_response) 1971-06-01

Family

ID=10217336

Family Applications (1)

Application Number Title Priority Date Filing Date
SE771567A SE335557B (enrdf_load_html_response) 1966-06-03 1967-06-02

Country Status (5)

Country Link
BE (1) BE699456A (enrdf_load_html_response)
CH (1) CH499236A (enrdf_load_html_response)
GB (1) GB1081240A (enrdf_load_html_response)
NL (1) NL6707689A (enrdf_load_html_response)
SE (1) SE335557B (enrdf_load_html_response)

Also Published As

Publication number Publication date
CH499236A (de) 1970-11-15
NL6707689A (enrdf_load_html_response) 1967-12-04
GB1081240A (en) 1967-08-31
BE699456A (enrdf_load_html_response) 1967-12-05

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