Patent classifications
H
ELECTRICITY
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H03
ELECTRONIC CIRCUITRY
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H03D
DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
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7/00
Transference of modulation from one carrier to another, e.g. frequency-changing
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H03D7/16
Multiple-frequency-changing
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H03D7/165
at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
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