STUDI PUSTAKA STANDARISASI HIGH RESOLUTION QUANTISATION (HRQ) PADA APLIKASI STRUKTUR RF-UPCONVERTER

Abstract

This paper offers study review of high resolution quantisation schemes for RF-upconverter structures. The
quantisation application in this structure has the function of noise shaping filter which is to distribute quantisation errors
or noise at the lowest position in the desired signal band. Technically, it can simply input the input signal twice the
bandwidth and reduce the noise quantisation in the desired signal band. The method used is variety where quantisation
version using all variable clock periods and constant phase references. This method will also be useful in the selection of
variations in over sampling ratio (OSR) and offset frequency (foffset) used for various quantisation levels used when the
baseband tuning procession will be applied.
All digital signal processing (DSP) systems scale with the sample rate and so the higher the sample rate the
larger the bandwidth of the noise transfer function null. This is clearly desirable that such ΔΣ systems are one of
potential solutions. This also includes their quantiser technique. It is therefore important to make any quantisation
process fast in best high resolution.