Gaussian Two|Way Channels With Discrete Inputs and Quantized ...

Capacity of AWGN channel - Signal Processing Stack Exchange

and it is achieved when the input signal has Gaussian distribution. But, what does it mean that the input signal is Gaussian? Does it mean that ...

[PDF] Quantization of Binary-Input Discrete Memoryless Channels

An algorithm, which finds an optimal quantizer, in the sense of maximizing mutual information between the channel input and quantizer output is given, ...

Scalar Quantization Algorithms for the Robust Transmission of ...

2.1.2 Discrete Two-Way Channels . ... Moreover, scalar quantize and forward designs for the two-way relay channel were ... where two correlated Gaussian ...

how to calculate step size for uniform quantizer?

The midstep quantizer, although conveniently including zero for minimizing the small signal noise, will have an offset: the signed quantization ...

Channel-optimised trellis source coding for the memoryless ...

The discrete-input, continuous-output channel may be converted into a D M C by quantizing the output into one of J symbols. If J = M the output symbol is said ...

On Continuous-Time Gaussian Channels - MDPI

A continuous-time white Gaussian channel can be formulated using a white Gaussian noise, and a conventional way for examining such a channel is the sampling ...

Channel Capacity and State Estimation for State-Dependent ...

Index Terms—Additive Gaussian noise channels, channels ... Here, the transmitter has access to two inputs Xn and ... for any input X, there exists a Gaussian input ...

Achievable Rate Region of Gaussian Broadcast Channel with Finite ...

In the above context, our present contribution gives achiev- able rate region for two-user GBC with finite input alphabet as well as quantized receiver output ( ...

The Theoretical Limits of Source and Channel Coding

For a discrete-time additive white Gaussian ... quantized Gaussian channel: distortion versus (a) channel ... input Gaussian channel: distortion ...

(PDF) On the Capacity of Quantized Gaussian MAC Channels with ...

... two-user Gaussian MAC with finite input alphabet and quantized output. ... Keywords – Gaussian MAC, finite input alphabet, quantized receiver, discrete memoryless ...

Quantization (signal processing) - Wikipedia

Quantization, in mathematics and digital signal processing, is the process of mapping input values from a large set (often a continuous set) to output ...

Correlation functions and reconstruction error for quantized ... - CoLab

... quantized Gaussian signals transmitted over discrete memoryless channels ... Two sources of error exist. The first is the ... inputs and mean-square ...

Discrete-input two-dimensional Gaussian channels with memory

Discrete-input two-dimensional (2-D) Gaussian channels with memory represent an important class of systems, which appears extensively in communications and ...

Channel Optimized Scalar Quantization over Orthogonal Multiple ...

... discrete channels with memory as the two sub-channels. ... two correlated Gaussian memoryless sources are sent across the Gaussian MAC. ... Phamdo “Quantization ...

Capacity of Communications Channels with 1-Bit Quantization and ...

that Gaussian distributed channel inputs may not be optimal to ... AWGN channel when two digital-to-analog converters (DACs) ... 1: Discrete time model of AWGN ...

A Recursive Quantizer Design Algorithm for Binary-Input Discrete ...

... quantized. AWGN channel (with uniform ±1 inputs and σ2 = 0.5). ... asymmetric Gaussian channel ... Kurkoski, “Low-complexity quantization of discrete memoryless ...

Learning with Quantization - Cryptology ePrint Archive

quantization error is statistically close to discrete Gaussian. ... A comparison between the two test channels ... discrete Gaussian test channel (σ = 3), the ...

f CODING AND DECODING FOR TIME-DISCRETE AMPLITUDE

We shall show that if semioptimal input spaces are used with a white Gaussian channel, Mq of the quantization scheme of Case III (Fig. 9) is always larger than ...

Coding for Additive White Noise Channels With Feedback Corrupted ...

We consider two types of corruption mechanisms in the feedback link. The first is quantization noise,. i.e., the encoder receives the quantized values of the ...

Channel-optimised trellis source coding for the memoryless ...

... channel into a binary input, 4-ary out- put discrete memoryless channel (DMC). The decoder operates directly with the soft-decision information. The third ...