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ADS-B Signal Verification Using a Coherent Receiver^{ †}

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## Abstract

**:**

## 1. Introduction

## 2. Methodology

#### 2.1. Antenna Array Setup

#### 2.2. Signal Processing and Analysis

#### 2.3. Signal Decoding and Position Interpolation

#### 2.4. Direction of Arrival Calculation

#### 2.5. Direction of Arrival Estimation

**x**(t) is a matrix with dimensions that correspond to the number of coherent channels and the number of signal samples:

#### 2.5.1. Spatial Correlation Matrix

#### 2.5.2. Steering Matrix

#### 2.6. Direction of Arrival Estimation Algorithms

#### 2.6.1. Bartlett Method

#### 2.6.2. Capon’s Method

#### 2.6.3. Burg’s Maximum Entropy Method

#### 2.6.4. Linear Prediction Method

#### 2.6.5. Multiple Signal Classification

#### 2.7. Verification Reliability Classification

## 3. Experiments and Results

#### 3.1. Performance of Different Algorithms

#### 3.2. Identification of Real and Injected ADS-B Signals

#### 3.3. Dynamic Integrity

## 4. Conclusions

## Author Contributions

## Institutional Review Board Statement

## Informed Consent Statement

## References

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Method | ULA | UCA |
---|---|---|

Bartlett | 64.52 deg | 17.41 deg |

Capon | 67.96 deg | 18.41 deg |

LPM | 65.80 deg | 24.76 deg |

MEM | 65.80 deg | 24.72. deg |

MUSIC | 64.43 deg | 17.67 deg |

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**MDPI and ACS Style**

Huygen, W.; Sun, J.; Hoekstra, J. ADS-B Signal Verification Using a Coherent Receiver. *Eng. Proc.* **2021**, *13*, 4.
https://doi.org/10.3390/engproc2021013004

**AMA Style**

Huygen W, Sun J, Hoekstra J. ADS-B Signal Verification Using a Coherent Receiver. *Engineering Proceedings*. 2021; 13(1):4.
https://doi.org/10.3390/engproc2021013004

**Chicago/Turabian Style**

Huygen, Wouter, Junzi Sun, and Jacco Hoekstra. 2021. "ADS-B Signal Verification Using a Coherent Receiver" *Engineering Proceedings* 13, no. 1: 4.
https://doi.org/10.3390/engproc2021013004