Neural Network Optimal UW-OFDM

Gergő Borgnár, Stefan Baumgartner, Oliver Lang, Mario Huemer

Research output: Conference proceeding/Chapter in Book/Report/Conference Paperpeer-review

Abstract

We propose a novel end-to-end learning scheme for wireless communication systems employing the unique word (UW)-OFDM signaling scheme. The work is motivated by the recent advances of machine learning in channel equalization and data estimation. Our idea is to design a non-systematically encoded UW-OFDM system optimal for neural network (NN) based estimators. To this order, we introduce model-based neural network architectures that optimize the transmitter and receiver sides, i.e. the UW-OFDM symbol generation and the NN data estimation together for minimal bit error ratio (BER). The proposed model is evaluated in a simulation environment, and compared with NN-based and traditional estimators.
Original languageEnglish
Title of host publication2021 55th Asilomar Conference on Signals, Systems, and Computers
Pages389-394
Number of pages6
DOIs
Publication statusPublished - 3 Nov 2021
Externally publishedYes
Event2021 55th Asilomar Conference on Signals, Systems, and Computers - Pacific Grove, CA, USA
Duration: 31 Oct 20213 Nov 2021

Conference

Conference2021 55th Asilomar Conference on Signals, Systems, and Computers
Period31/10/213/11/21

Keywords

  • Wireless communication
  • Computational modeling
  • Estimation
  • Artificial neural networks
  • Computer architecture
  • Generators
  • Data models

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