Soft demodulation algorithms for orthogonally modulated and convolutionally coded DS-CDMA systems

P Xiao, E Strom - IEEE transactions on communications, 2010 - ieeexplore.ieee.org
A convolutionally coded M-ary orthogonal direct sequence code division multiple access
(DS-CDMA) system in time-varying frequency-selective Rayleigh fading channels is …

A deep convolutional network demodulator for mixed signals with different modulation types

X Lin, R Liu, W Hu, Y Li, X Zhou… - … , 3rd Intl Conf on Big Data …, 2017 - ieeexplore.ieee.org
In recent years, deep learning is becoming more and more popular. It has been widely
applied to fields including image recognition, automatic speech recognition and natural …

Combined Classifier‐Demodulator Scheme Based on LSTM Architecture

U Dampage, S Amarasooriya… - Wireless …, 2022 - Wiley Online Library
When it comes to studies on smart receiver designs, using machine learning and deep
learning techniques for the development of automatic modulation classifiers as well as …

Using sequence to sequence learning for digital bpsk and qpsk demodulation

S Kalade, L Crockett, RW Stewart - 2018 IEEE 5G World Forum …, 2018 - ieeexplore.ieee.org
In the last few years Machine Learning (ML) has seen explosive growth in a wide range of
research fields and industries. With the advancements in Software Defined Radio (SDR) …

GFSK demodulation using learned sequence correlation

P Gorday, N Erdöl, H Zhuang - 2020 10th Annual Computing …, 2020 - ieeexplore.ieee.org
Artificial neural networks (ANNs) are increasingly being considered for physical layer
communications, an area where traditional statistical signal processing and decision theory …

Review of the neural network based digital predistortion linearization of multi-band/MIMO transmitters

P Jaraut, M Helaoui, W Chen, M Rawat… - 2021 IEEE MTT-S …, 2021 - ieeexplore.ieee.org
This paper reviews the neural network (NN) based digital pre-distortion techniques for
linearizing multi-band and multiple-input multiple-output (MIMO) transmitters. The most …

High-throughput and area-efficient rotated and cyclic Q delayed constellations demapper for future wireless standards

AR Jafri, A Baghdadi, M Waqas… - IEEE access, 2017 - ieeexplore.ieee.org
Applying rotated and cyclic Q delayed (RCQD) modulation on the transmitter side improves
the performance of the receiver in case of fading channel conditions along with erasures …

A robust demodulator for OQPSK–DSSS system

S Dai, H Qian, K Kang, W Xiang - Circuits, Systems, and Signal …, 2015 - Springer
Abstract IEEE802. 15.4 standard has quickly become a benchmark in the era of Internet of
things. The mandatory mode of 2.4 GHz physical layer of IEEE802. 15.4 standard employs …

Deep learning-based signal modulation identification in OFDM systems

S Hong, Y Zhang, Y Wang, H Gu, G Gui, H Sari - IEEE Access, 2019 - ieeexplore.ieee.org
Signal modulation identification (SMI) plays a very important role in orthogonal frequency-
division multiplexing (OFDM) systems. Currently, SMI methods are often implemented via …

IQ symbols processing schemes with LSTMs in OFDM system

J Li, T Xin, B He, W Li - IEEE Access, 2022 - ieeexplore.ieee.org
IQ modulation enjoys great popularity in wireless communication. Its main advantage is the
symmetric convenience of combining independent signal components into a single …