EW / ELINT Receivers with Digital Signal Processing Techniques Training

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EW / ELINT Receivers with Digital Signal Processing Techniques Training


EW / ELINT Receivers with Digital Signal Processing Techniques Training Course Description

This four-day EW / ELINT Receivers with Digital Signal Processing Techniques Training addresses digital signal processing theory, methods, techniques and algorithms with practical applications to ELINT. Directed primarily to ELINT/EW engineers and scientists responsible for ELINT digital signal processing system software and hardware design, installation, operation and evaluation, it is also appropriate for those having management or technical responsibility..

Skills Gained:

EW/ELINT receiver techniques and technologies
Digital Signal Processing Techniques
Application of DSP techniques to digital receiver development
Key digital receiver functions and components
Fundamental performance analysis and error estimating techniques

Related Courses:

EMI/EMC in Military Systems Training
ELINT Interception & Analysis Training

Duration: 4 days

Course Content:


Electronic Warfare Overview – ELINT / ESM (ES)
Signals and the Electromagnetic Environment
Antenna and Receiver Parameters: Sensitivity, Dynamic Range, TOI, Noise Figure, Inst. BW
Detection Fundamentals – Pd, Pfa, SNR, Effective BW
Receiver Architectures: Crystal Video, IFM, Channelized, Superheterodyne (Narrowband / Wideband), Compressive (Microscan) and Acousto–Optic (Bragg Cell)
Receiver Architecture Advantages / Disadvantages
Architectures for Direction Finding
DF and Location Techniques: Amp. Comparison/TDOA/Interferometer
Trends: Wideband, Multi-Function, Digital


Introduction – Digital Processing
Basic DSP Operations, Sampling Theory, Quantization: Nyquist (Low-pass, Band-pass). Aliasing, Fourier, Z-Transform
Hilbert Transforms and the Analytic Signal
Quadrature Demodulation: Direct Digital Down-conversion ( fs/4 and m*fs/4 IF Sampling )
Digital Receiver “Components”: Signal Conditioning,(Pre-ADC) and Anti-Aliasing, Analog-to-Digital Converters (ADC), Demodulators, CORDICs, Differentiators, Interpolators, Decimators, Equalizers, Detection and Measurement Blocks, Filters (IIR and FIR), Multi-Rate Filters and DSP, Clocks, Timing, Synchronization, Formatters & Embedded Processors
Channelized Architectures: Poly-Phase and others
Digital Receiver Advantages and Technology Trends
Digital Receiver Architecture Examples


Measurement Basics – Error Definitions, Metrics, Averaging
Statistics and Confidence Levels for System Assessment
Error Sources & Statistical Distributions of Interest to System Designers
Parameter Errors due to Noise — Thermal, Phase & Quantization Noise impacts on key parameters — Noise Modeling and SNR Estimation
Parameter Errors for Correlated Samples
Simultaneous Signal Interference
A/D Performance, Parameters and Error Sources
Freq, Phase, Amp Errors due to Quantization – strict derivation
Combining Errors, Error Sources, Error Propagation and Sample Error Budget
Performance Assessment Methods
Receiver Equalization and Characterization

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Time Frame: 0-3 Months4-12 Months


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