## Fundamentals of Short-range FM RadarThis newly revised edition of the Artech House bestseller brings you the most, up-to-date, comprehensive analysis of the current trends in WWW security available, with brand new chapters on authentication and authorization infrastructures, server-side security, and risk management. You also find coverage of entirely new topics such as Microsoft.NET Passport. From HTTP security, firewalls and proxy servers, cryptographic security protocols, electronic payment systems. to public key infrastructures, authentication and authorization infrastructures, and client-side security, the book offers an in-depth understanding of the key technologies and standards used to secure the World Wide Web, Web-based applications, and Web services. |

### What people are saying - Write a review

We haven't found any reviews in the usual places.

### Contents

Introduction to FrequencyModulated ContinuousWave Radar | 3 |

12 EXAMPLES OF USE OF FMCW RADAR | 5 |

122 LevelMeasuring Radar | 6 |

124 Vehicle Collision Warning Systems | 7 |

125 Precision Range Meter for Fixed Targets | 8 |

126 Measurement of Very Small Motions | 9 |

Basic Theory of ShortRange FM Radar | 11 |

22 TYPICAL BLOCK DIAGRAM OF SHORTRANGE FM RADAR | 13 |

644 Condition of SelfExcitation of Oscillators with Inertial Active Elements | 148 |

645 Order of the Characteristic Equation and the Sign of the Factor at the Upper Derivative | 149 |

References | 150 |

Analysis of FM Systems Using Symbolical Abbreviated Equations | 151 |

72 METHOD OF SYMBOLICAL ABBREVIATED EQUATIONS FOR FM SYSTEMS | 156 |

73 DIFFERENTIAL EQUATIONS OF SOME FM SYSTEMS | 159 |

732 Differential Equations of a Parallel Dissipative LC Circuit with Variable Capacitance and an Active TwoPole | 161 |

74 ABBREVIATED DIFFERENTIAL EQUATIONS OF SINGLETUNED OSCILLATORS WITH SINUSOIDAL FM | 162 |

222 Circuit with Nonzero Intermediate Frequency and Complex Frequency Modulation | 14 |

223 System with a Single TransmittingReceiving Antenna | 15 |

224 Autodyne System with a Single Antenna | 16 |

24 GENERAL RELATIONSHIPS FOR THE CONVERTED SIGNAL WITH MODULATION BY A PERIODIC FUNCTION | 19 |

25 GENERAL RELATIONS FOR A CONVERTED SIGNAL WITH DUALFREQUENCY MODULATION | 22 |

26 GENERAL RELATIONS FOR A CONVERTED SIGNAL WITH MODULATION BY A MODULATED PERIODIC FUNCTION | 24 |

27 BLOCK DIAGRAMS OF ULTRASONIC SRR AND FEATURES OF THE CONVERTED SIGNAL | 25 |

Characteristics of the Converted Signal with Different Transmitter Modulations | 27 |

312 Dual Sinusoidal Modulation | 31 |

32 LINEAR FREQUENCY MODULATION | 33 |

322 Modulation with NonIsosceles and Symmetrical Sawtooth Functions | 39 |

33 DISCRETE MODULATION | 42 |

34 EFFECTS OF TRANSMITTER MODULATION NONLINEARITY ON CONVERTED SIGNAL PARAMETERS | 45 |

Integrated Methods of Converted Signal Processing | 49 |

TRANSMISSION ON OPERATION OF THE SRR RECEIVER | 52 |

422 Methods of Decreasing PAM Signal Effects on Receiver Operation | 54 |

43 STABILIZATION OF THE FREQUENCY DEVIATION | 59 |

44 FREQUENCY PROCESSING OF THE CONVERTED SIGNAL | 63 |

442 Measuring of the Instantaneous Frequency | 65 |

443 Fixing the Instantaneous Frequency of the Converted Signal | 67 |

444 Use of the Frequency Deviation of the Converted Signal | 68 |

445 Applying Dual Sinusoidal Modulation | 71 |

446 SingleAntenna Version with Zero Intermediate Frequency | 75 |

447 Fixing the Frequency Deviation of the Converted Signal | 76 |

45 PHASE PROCESSING OF THE CONVERTED SIGNAL | 81 |

References | 88 |

Spectral Methods of Processing the Converted Signal | 89 |

52 RANGE RESOLUTION | 93 |

53 RADAR SCAN OF RANGE | 99 |

54 SPECTRAL PROCESSING USING THE PARASITIC AM SIGNAL | 109 |

55 SIGNAL PROCESSING ON SEPARATE COMPONENTS OF THE CONVERTED SIGNAL SPECTRUM | 111 |

552 Phase Processing of Separate Components of the Converted Signal Spectrum | 113 |

References | 122 |

Part II | 123 |

Analysis of Constant Frequency Oscillators | 125 |

61 RULE FOR OBTAINING THE ABBREVIATED EQUATIONS | 126 |

62 SUBSTANTIATION OF THE SAE METHOD | 129 |

63 EXAMPLES OF DERIVING THE ABBREVIATED EQUATIONS | 133 |

632 SingleTuned Oscillator with Automatic Bias | 137 |

64 GENERAL ABBREVIATED AND CHARACTERISTIC EQUATIONS OF ANISOCHRONOUS OSCILLATORS | 140 |

641 Abbreviated Equations of Anisochronous Oscillators | 141 |

642 Stationary Modes of the Oscillator | 144 |

643 General Characteristic Equation of the Anisochronous Oscillator | 145 |

75 PARASITIC AMPLITUDE MODULATION IN AUTODYNES FOR VARIOUS TYPES OF FREQUENCY MODULATION | 165 |

751 Sine Wave Frequency Modulation | 169 |

752 Binary Frequency Modulation | 170 |

754 Frequency Modulation with a Symmetrical Sawtooth | 171 |

References | 172 |

Output Voltage of a FrequencyControlled Oscillator | 173 |

81 CHANGE OF OUTPUT VOLTAGE FOR OSCILLATORS TUNED DISCRETELY IN TIME | 174 |

82 PARASITIC AMPLITUDE MODULATION OF OSCILLATIONS IN IDEAL SINGLETUNED CIRCUITS WITH MODULATION OF THEIR NA... | 180 |

83 PARASITIC AMPLITUDE MODULATION OF OUTPUT VOLTAGE IN SINGLETUNED OSCILLATORS WITH FREQUENCY MODULATION | 183 |

84 USE OF A VARICAP AS THE FREQUENCY CONTROLLER | 193 |

References | 200 |

Nonlinearity and Linearization in Varactor Control of FM Oscillators | 201 |

91 NONLINEARITY OF FREQUENCY DEPENDENCE OF SINGLETUNED OSCILLATORS ON CONTROL VOLTAGE OF THE VARACTOR WI... | 203 |

92 NONLINEAR DISTORTIONS WITH FREQUENCY MODULATION USING VARACTORS | 209 |

921 Nonlinear Distortions for Capacitor Coupling of the Varactor to the Oscillator Circuit | 210 |

922 Nonlinear Distortions for Autoinductive Coupling of the Varactor to the Oscillator Circuit | 212 |

923 Nonlinear Distortions in the Case of a SingleTuned Oscillator Circuit with Allowance for RF Voltage on the Varactor | 213 |

93 LINEARIZATION OF DEPENDENCE OF OSCILLATOR FREQUENCY ON CONTROL VOLTAGE | 215 |

94 CALCULATION OF DIODERESISTIVE CORRECTION CIRCUITS | 221 |

95 DECREASING THE NONLINEAR DISTORTION OF THE FM SIGNAL WITH A CORRECTING SIGNAL | 223 |

Theory of the SingleTuned Transistor Autodyne and Optimization of Its Modes | 227 |

101 ABBREVIATED DIFFERENTIAL EQUATIONS FOR THE SINGLETUNED TRANSISTOR AUTODYNE | 228 |

102 LINEARIZED DIFFERENTIAL EQUATIONS OF AUTODYNES FOR SMALL REFLECTED SIGNALS | 231 |

103 EQUIVALENT CIRCUITS OF AUTODYNES FOR SMALL REFLECTED SIGNALS | 233 |

104 THE FORM AND SPECTRUM OF THE OUTPUT SIGNAL OF A SINGLETUNED TRANSISTOR AUTODYNE | 234 |

105 FORM AND SPECTRUM OF THE HIGHFREQUENCY SIGNAL FROM AN FM TRANSISTOR AUTODYNE | 239 |

106 TRANSFER FACTORS OF AN AUTODYNE ON A VOLTAGE AND A CURRENT AND MODE OPTIMIZATION | 242 |

1062 The HighFrequency Case | 246 |

1063 Choice of Mode with High Autodyne Sensitivity | 247 |

References | 248 |

Autodyne Modes of Transistor Oscillators with Strong Interference | 249 |

111 THE COMMON PROPERTIES OF AUTODYNE MODES OF THE SINGLETUNED SYNCHRONIZED OSCILLATOR | 250 |

1112 Abbreviated Equations in Normalized Parameters | 252 |

1113 SteadyState Synchronous Modes | 255 |

1114 Transients at Synchronism | 257 |

1115 Bifurcational Diagrams of a Transistor Autodyne | 260 |

112 TRANSFER FACTOR OF AN AUTODYNE SUBJECT TO SYNCHRONOUS JAMMING | 263 |

113 BIFURCATIONS OF PERIODIC VARIATIONS IN THE SYNCHRONIZED AUTODYNE | 269 |

References | 273 |

List of Symbols | 275 |

About the Authors | 281 |

285 | |

### Other editions - View all

### Common terms and phrases

active element amplifier amplitude modulation analysis anisochronous antenna applied assume autobias circuit autodyne signal bias voltage block diagram calculation capacitance central frequency Chapter characteristic equation coefficient constant control voltage converted signal spectrum cutoff dependence derivative determined differential equations diode direct signal Doppler frequency expression filter FM oscillator FM signal FMCW radar frequency deviation frequency modulation harmonic input instantaneous frequency intermediate frequency linear method modulating function modulating signal modulating voltage modulation characteristic modulation frequency modulation period nonlinear distortions obtain operation oscillator circuit oscillatory system output voltage p-n junction PAM signal parameters parasitic amplitude modulation phase detector phase shift possible quency radio range measurement ratio reflected signal resonant frequency sawtooth function selective system short-range radar shown in Figure single-tuned oscillators spectral component stability stationary mode steady-state Substituting synchronous target range tion transfer factor transistor transmitted tuned circuit varactor variation varicap varies zero

### References to this book

Electronics, Power Electronics, Optoelectronics, Microwaves ... Richard C. Dorf No preview available - 2006 |