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Open AccessJournal ArticleDOI

A Vector Approach for the Analysis and Synthesis of Directional Modulation Transmitters

TLDR
In order to formalize and extend on previous ad-hoc analysis and synthesis methods a theoretical treatment using vector representations of directional modulation systems is introduced and used to achieve DM transmitter characteristics.
Abstract
In order to formalize and extend on previous ad-hoc analysis and synthesis methods a theoretical treatment using vector representations of directional modulation (DM) systems is introduced and used to achieve DM transmitter characteristics. An orthogonal vector approach is proposed which allows the artificial orthogonal noise concept derived from information theory to be brought to bear on DM analysis and synthesis. The orthogonal vector method is validated and discussed via bit error rate (BER) simulations.

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Citations
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Journal ArticleDOI

Antenna Selection Method of Maximizing Secrecy Rate for Green Secure Spatial Modulation

TL;DR: The proposed Max-SR III is proposed to overcome the disadvantage of the SR performance loss for the above two asymptotical algorithms in the moderate SNR region, where an approximate expression is exploited as the efficient metric to design AAG.
Posted Content

Enhanced Secrecy Rate Maximization for Directional Modulation Networks via IRS

TL;DR: Simulation results show that the SRs of the proposed GAI and NSP can approximately double that of IRS-based DM with single CBS for massive IRS in the high signal-to-noise ratio region.
Journal ArticleDOI

Constraining Directional Modulation Transmitter Radiation Patterns

TL;DR: In this paper, an iterative pattern synthesis approach for directional modulation (DM) transmitters is presented, where energy is primarily concentrated in the spatial direction where low bit error rate is to be achieved, while interference projected along other directions is reduced.
Journal ArticleDOI

Secure Spatial Multiple Access Using Directional Modulation

TL;DR: A secure multiple access scheme, which exploits the multipath structure of the channel to create a multi-user interference environment, and uses directional modulation in coordinated multi-point transmission to provide location-specific secure communication to legitimate users.
Proceedings ArticleDOI

On directional modulation: An analysis of transmission scheme with multiple directions

TL;DR: A scheme that increases the capacity of wireless systems by transmitting multiple independent data streams, while using the space domain as a source of separation, which fits to the standard bit-error-rate curves for all desired transmission directions.
References
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Book

Antenna Theory: Analysis and Design

TL;DR: The most up-to-date resource available on antenna theory and design as mentioned in this paper provides an extended coverage of ABET design procedures and equations making meeting ABET requirements easy and preparing readers for authentic situations in industry.
Journal ArticleDOI

Guaranteeing Secrecy using Artificial Noise

TL;DR: This paper considers the problem of secret communication between two nodes, over a fading wireless medium, in the presence of a passive eavesdropper, and assumes that the transmitter and its helpers (amplifying relays) have more antennas than the eavesdroppers.
Proceedings ArticleDOI

On the Extended Relationships Among EVM, BER and SNR as Performance Metrics

TL;DR: The error vector magnitude (EVM) bit error rate (BER) and signal to noise ratio (SNR) and the fact that with such relationship it would be possible to predict or in cases substitute EVM in places of BER or even SNR is presented.
Journal ArticleDOI

Secure Transmission With Artificial Noise Over Fading Channels: Achievable Rate and Optimal Power Allocation

TL;DR: In this paper, an analytical closed-form expression of an achievable secrecy rate was derived for the case of noncolluding eavesdroppers and an upper bound on the secrecy rate is provided.
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