Blind Estimation of CPFSK Parameters for Bursty Transmission using LSTM Network

Xiaobei Liu, Yong Liang Guan, Yan Qin

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Continuous phase frequency shift keying (CPFSK) has been widely used in wireless communications, as its continuous phase and constant envelop lead to high bandwidth and power efficiency. In non-cooperative communication systems, the CPFSK parameters such as modulation index, pulse shape and pulse length are unknown to the receiver and need to be estimated. This is a challenging task especially when the transmission is bursty. In this paper, long short term memory (LSTM) neural networks are proposed to tackle this problem. Specifically, three LSTM networks with identical structure but trained separately are used to estimate three important CPFSK parameters (modulation index h, pulse length L and pulse shape q(t)) in parallel. Simulation results show that by suitably preprocessing the input data before the LSTM network, the proposed blind estimation scheme is able achieve high estimation accuracy of more than 95% in most cases.

Original languageEnglish
Title of host publicationGLOBECOM 2023 - 2023 IEEE Global Communications Conference
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages7453-7458
Number of pages6
ISBN (Electronic)9798350310900
DOIs
Publication statusPublished - 2023
Externally publishedYes
Event2023 IEEE Global Communications Conference, GLOBECOM 2023 - Kuala Lumpur, Malaysia
Duration: Dec 4 2023Dec 8 2023

Publication series

NameProceedings - IEEE Global Communications Conference, GLOBECOM
ISSN (Print)2334-0983
ISSN (Electronic)2576-6813

Conference

Conference2023 IEEE Global Communications Conference, GLOBECOM 2023
Country/TerritoryMalaysia
CityKuala Lumpur
Period12/4/2312/8/23

Bibliographical note

Publisher Copyright:
© 2023 IEEE.

ASJC Scopus Subject Areas

  • Artificial Intelligence
  • Computer Networks and Communications
  • Hardware and Architecture
  • Signal Processing

Keywords

  • blind estimation
  • Continuous phase frequency shift keying
  • deep neural network
  • long short-term memory

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