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A Generalized Spatial Modulation System Using Massive MIMO Space Time Coding Antenna Grouping.

Amira I Zaki1, Mahmoud Nassar1, Moustafa H Aly1

  • 1College of Engineering and Technology, Arab Academy for Science, Technology and Maritime Transport, Alexandria 1029, Egypt.

Entropy (Basel, Switzerland)
|December 3, 2020
PubMed
Summary
This summary is machine-generated.

This study introduces a generalized spatial modulation with antenna grouping space time coding (GSM-STC) technique to enhance massive MIMO systems. The new method improves data rates and minimizes bit error rates for reliable wireless communication.

Keywords:
generalized spatial modulationmultiple input multiple outputspace time codingspatial modulation

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Area of Science:

  • Wireless Communications
  • Signal Processing

Background:

  • Massive MIMO systems offer increased capacity over traditional MIMO.
  • Improving data rates and minimizing bit error rates (BER) are key challenges in massive MIMO.
  • Current research focuses on antenna configurations and advanced coding/modulation.

Purpose of the Study:

  • To propose a novel coding and modulation technique for massive MIMO.
  • To enhance data rates and reduce BER in wireless communication systems.
  • To leverage antenna grouping for improved system performance.

Main Methods:

  • A generalized spatial modulation (GSM) technique is combined with antenna grouping space time coding (STC).
  • Space time coding is applied to two successive GSM-modulated data symbols across antenna subgroups.
  • The system is designed to provide spatial diversity gains and signal replication.

Main Results:

  • The proposed GSM-STC technique demonstrates superior performance compared to conventional GSM.
  • Significant improvements in data rate and reduction in BER are achieved.
  • The technique effectively utilizes subgroups of antennas for enhanced massive MIMO performance.

Conclusions:

  • The GSM-STC technique presents a promising solution for advancing massive MIMO technology.
  • The method enhances wireless channel reliability and data transmission efficiency.
  • Antenna grouping is a viable strategy for optimizing massive MIMO systems.