SQNR

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Acronym	Definition
SQNR	Signal-to-Quantization Noise Ratio

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3, where the SQNR is plotted as a function of input signal variance using (10).

Multilevel Delta Modulation with Switched First-Order Prediction for Wideband Speech Coding

SQNR for the particular frame can be calculated as.

By averaging SQNR and G given in (17) and (19) over all frames we obtain.

Three-level delta modulation for Laplacian source coding

On the range L, whereby [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII], we calculate the average SQNR in a large number of points p as following

Switched quasi-logarithmic quantizer with Golomb--Rice coding

SQNR for proposed coding scheme is calculated by averaging SQNR value for all frames [7]-[13]

Speech signal coding using forward adaptive quantization and simple transform coding

In the Table I calculated optimal numerical values of the parameters c and [mu] and SQNR for the number of quantization levels N = 256, for the case of Laplacian and Gaussian signal source are presented.

Switched scalar optimal [mu]-law quantization with adaptation performed to both the variance and the distribution of speech signal

3 the overall SQNR depending on various values of [N.

Analysis and design of two stage mismatch quantizer for Laplacian source

The aim of the designing process is to maximize SQNR or to minimize PRD.

Compression of the highly correlated measurement signals using DPCM technique

711 standard can achieve almost constant SQNR in a wide range of variances for audio and speech signals [3].

Analysis of two-stage quantizer with embedded G. 711 quantizer and segmental uniform quantizer

The expectation represents the SQNR calculation for the fourth case of PDF discretization.

The influence of probability density function discretization on geometric lattice quantizer design for memoryless gaussian source

Then, we have presented how the increase of number of quantizers in switching scheme affects the SQNR dependence of input power.

Switched semilogarithmic quantization of Gaussian source with low delay/Mazai velinant perjungiamo pusiau logaritminio kvantavimo taikymas Gauso saltiniui

For continual input samples, the overload distortion exists which causes the fall of SQNR (signal-to-quantization noise ratio) for high values of the variance.

Design of forward adaptive uniform quantizer for discrete input samples for Laplacian source/Laplaso saltiniui skirto priesakinio adaptyviojo kvantoriaus projektavimas