Aerospace Radionavigation Systems: Electromagnetic Compatibility

Preface
Introduction
Contents
Abbreviations
1 Methods for Evaluating the Electromagnetic Compatibility of Integrated Ground Systems and On-Board Systems
	1.1 Evaluation of Electromagnetic Compatibility of Integrated Ground Complexes in the Presence of Spurious Emissions
	1.2 Side Radiation in Systems When Using Platinotron Generator
	1.3 Forecasting of Characteristics of Electromagnetic Compatibility Transmission Devices of Radio-Electronic Means
		1.3.1 Statement of the Problem
		1.3.2 Methods for Reducing the Relative Level of Side Radiation
	1.4 Evaluation of Electromagnetic Environment by Predicting Results
	1.5 Regulatory Documents on Assessment of Electromagnetic Compatibility
	1.6 Out-of-Band Radiation in Integrated Complexes with Pulse-Code Modulation
	References
2 Method of Obtaining Information from Unintentional Interference in Radar Systems and Radio Navigation Systems with a Generator M-type
	2.1 The Possibility of Predicting Spurious Emissions, Due to the Microwave Generator of the M-type
	2.2 Analysis of Methods for “Cold” Measurements of the Spatial-Harmonic Structure of the Field in Decelerating Systems
	2.3 Method for Studying the Field Structure Using Devices for Undistorted Reproduction of the Spectrum of Spatial Harmonics
	2.4 Estimation of Distortions in Processing Information About the Field Structure in Ring Resonator Systems Associated with the Presence of a Receiving Antenna (Capacitive Probe)
	2.5 The Radiation Efficiency of a Short Vibratory and Slot Antennas
	2.6 The Choice of Output Heterogeneity in Platinotrons Generator (Stabilitron)
		2.6.1 Statement of the Problem
		2.6.2 Estimation of Parameters of Output Heterogeneity in the “Cold” of an Oscillatory System Stabilitron
		2.6.3 Calculation of Parameters of Output Heterogeneity
	2.7 Evaluation of Transient Processes in Microwave Generators with a Resonant Feedback Circuit
		2.7.1 Statement of the Problem
		2.7.2 Relationship Between the Processes of Establishing the Amplitude and Phase of Oscillations in the Single-Mode Generation
		2.7.3 Calculation of the Process of Establishing the Working Type of Vibrations in a Stabilotron
	2.8 Pulse-Code Modulator for the Microwave Generator of the M-type
	2.9 Tunable Ultra-High-Frequency Generator
	References
3 Theory of Predicting Unintended Interference of Radar and Radio Navigation Equipment Due to the Properties of the Oscillatory System of the Microwave Generator Used
	3.1 Phenomena of Interaction of Waves in the Oscillatory System of a Platinum-Electron Generator
	3.2 The Study of Wave Interactions in the Model-Related Lines
	3.3 The Mechanism of Excitation of Side Oscillations Due to a Violation of the Periodicity of the Slow Wave System of Stabilitron
	3.4 The Technique of Reduction of the Relative Level of Spurious Emissions
	References
4 Experimental Research Characteristics that Determine the Electromagnetic Compatibility of Radio Electronic Systems Using the Space-Harmonic Analysis
	4.1 Experimental Technique with the Use of Reference
	4.2 Experimental Study of Fast Wave Excitation Conditions in the Oscillatory System of a Platinum-Electron Generator
	4.3 Comparison of Results of Dynamic Tests and “Cold” Measurements
	4.4 Prospects for Using the Method for Predicting Spurious Emissions Outside the Operating Frequency Band When Using M-type Generators
	4.5 Evaluation of Electromagnetic Compatibility of Systems with Pulse-Code Modulation in the Presence of Spurious Radiation
	References
5 Methodology for Calculating Reference Values Ring Systems
	5.1 Method of Calculation
	5.2 Checking the Efficiency of the Method
	References
6 Research Work Stabilitrones Generator in Sync Mode
	6.1 General Characteristics of Self-Oscillating Systems
	6.2 Stationary Operation of the Generator
	References
7 Influence of the Output Generation Method on the Microwave Signal Transmission Path on the Relative Level of Spurious Emissions
	7.1 Statement of the Problem
	7.2 The Calculation of the Relative Spurious Oscillations in Circuits After the Addition of Capacity of Transmitters
	References
8 Electromagnetic Compatibility of Microwave Devices with Phase Modulation
	8.1 Construction Equipment Phase-Shift Microwave Signal to the Electromagnetic Compatibility
	8.2 Polyphase Microwave Manipulator with Improved Electromagnetic Compatibility
	8.3 Polyphase Microwave Manipulator with the Electromagnetic Compatibility Traveling Wave Tube
	References
9 Features of Industrial Interference in a Radar Transmitter on Stabilitron
	9.1 Suppression of Spurious Interference
	9.2 Frequency Conversion
	References
10 Calculate Electromagnetic Fields Scattered Elements of the Airframe
	10.1 Statement of the Problem
	10.2 General Provisions
	10.3 The Electromagnetic Field Scattered by the Stabilizer
	10.4 The Electromagnetic Field Scattered by the Wing
	10.5 The Electromagnetic Field Scattered by the Fuselage
	References
11 Bearing Errors Caused by Scattering of the Electromagnetic Field by Elements of the Aircraft Body
	11.1 Influence of Reflected Signals
	11.2 Bearing Error
	References
12 Evaluation of Antenna Decoupling if There is an Electromagnetic Shield
	12.1 The Symmetric Excitation of a Flat-Screen Electromagnetic Wave
		12.1.1 Statement of the Problem
		12.1.2 The Calculation of the Electromagnetic Field Scattered by the Screen
		12.1.3 Calculation of Current Distribution Along the Vibrator, Calculation of Input Resistance
		12.1.4 Calculation of Isolation Between Antennas
	12.2 Asymmetric Excitation of Screen Spherical Wave
		12.2.1 Statement of the Problem
		12.2.2 The Calculation of the Electromagnetic Field Scattered by the Screen
		12.2.3 Calculation of the Input Resistance of the Vibrator, Determination of the Isolation Value Between the Antennas
	References
13 Ensuring Electromagnetic Compatibility in Civil Aviation, Taking into Account Modern Requirements
	13.1 About This Guidance Material
	13.2 Generally Applicable Practices
	13.3 Practices for Optimizing Runway Capacity
	References
14 Solving Problems of Electromagnetic Compatibility of Antenna Devices
	14.1 Overview of Analytical Methods of Diffraction Theory Used to Solve Problems of Electromagnetic Compatibility
		14.1.1 Physical Optics (Huygens-Kirchhoff Approximation)
		14.1.2 Geometric Optics
		14.1.3 Method of Edge Waves
		14.1.4 Geometric Theory of Diffraction
	14.2 Review of Numerical Methods for Solving Diffraction Problems
	Reference
15 Models of Electromagnetic Influence Radio Engineering Systems. Calculation of Electromagnetic Compatibility of Navigation Systems RSBN and DME
	15.1 Model of Electromagnetic Influence of Navigation Radio Systems
	15.2 Calculation of the Impact of the DME System on the RSBN System
	References