METHOD FOR CONVERTING RESIDUE CLASSES SYSTEM INTO VOLTAGE
FIELD: automatics; computer engineering; digital number code in residue classes system conversion into voltage device. ^ SUBSTANCE: method consist of forming of base harmonic oscillation u0(t)=Ucos(wt), forming of harmonic oscillation u01(t) from base by L phase displacements by j=2pibetaj/mj angle,...
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Zusammenfassung: | FIELD: automatics; computer engineering; digital number code in residue classes system conversion into voltage device. ^ SUBSTANCE: method consist of forming of base harmonic oscillation u0(t)=Ucos(wt), forming of harmonic oscillation u01(t) from base by L phase displacements by j=2pibetaj/mj angle, and harmonic oscillation u02(t) by phase displacement by pi/2 angle and (N-L) phase displacements by k=2pi/mk(mk-betak)mod mk, where j=1,2,...L; L - integer part from division of N by 2, k=(L+1),(L+2),...N. Harmonic oscillation u01(t) is exposed to detection in balance phase detector, and harmonic oscillation u02(t) is used as base signal of phase detector, with oscillation u02(t) amplitude set two times smaller than u01(t) amplitude. Output voltage of balance phase detector is in direct proportion to value of A represented in the form of digital code in residue classes system. ^ EFFECT: increased conversion accuracy. ^ 2 dwg, 1 ex |
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