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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

A Novel Physical Layer Authentication With PAPR Reduction Based on Channel and Hardware Frequency Responses

TL;DR: This article proposes a novel scheme which uses the circuit characteristics combined with the channel response to generate the keys for encrypting signals to provide an additional tier of security at the physical layer and is able to reduce the PAPR of OFDM signals.
Posted Content

Directional Modulation: A Secure Solution to 5G and Beyond Mobile Networks.

TL;DR: A new concept of secure and precise transmission is presented, where the transmit waveform has two-dimensional even three-dimensional dependence by using DM, random frequency selection, and phase alignment at DM transmitter.
Journal ArticleDOI

Target Location Using Dual-Beam Directional Modulated Circular Array

TL;DR: In this paper, a new concept directed toward the location of an object within a sector of space is introduced, by using a combination of the properties associated with directional modulation when implemented on a circular antenna array.
Proceedings ArticleDOI

A far-field pattern separation approach for the synthesis of directional modulation transmitter arrays

TL;DR: A far-field power pattern separation approach is proposed for the synthesis of directional modulation (DM) transmitter arrays that facilitates manipulation of artificial interference spatial distributions and can be effectively mitigated in a transmitter power efficient manner.
Proceedings ArticleDOI

Hardware implementation of directional modulation system with a 2 element antenna array

TL;DR: It is demonstrated how directional modulation offers greater security in directions other than intended, in contrast to conventional modulation.
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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