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Ultrawideband Short-Pulse Radio Systems
Ultrawideband Short-Pulse Radio Systems
Autore Koshelev V. I. (Vladimir I.)
Pubbl/distr/stampa Boston, Massachusetts : , : Artech House, , 2017
Descrizione fisica 1 online resource (xi, 432 pages) : illustrations
Disciplina 621.3841/35
Collana Artech House antennas and electromagnetics analysis library
Soggetto topico Ultra-wideband antennas
Soggetto genere / forma Electronic books.
ISBN 1-5231-1768-0
1-63081-443-1
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Machine generated contents note: ch. 1 Introduction to Ultrawideband, Short-pulse Radio Systems -- 1.1. History of the Development of Ultrawideband Radio Systems -- 1.2. Ultrawideband radar -- 1.2.1. Detection of Radar Objects -- 1.2.2. Recognition of Radar Objects -- 1.3. Ultrawideband Communication Systems -- 1.3.1. Single-band Ultrawideband Communications -- 1.3.2. Multiband Ultrawideband Communications -- 1.3.3. Ultrawideband Direct Chaotic Communications -- 1.4. Susceptibility of Electronic Systems to Ultrawideband Electromagnetic Pulses -- 1.5. Ultrawideband Technology Applications -- Conclusion -- Problems -- References -- ch. 2 Ultrawideband Pulse Radiation -- Introduction -- 2.1. Elementary Sources of Ultrawideband Pulse Radiation -- 2.1.1. The Electric Hertzian Dipole -- 2.1.2. The Slot Radiator -- 2.1.3. The Magnetic Hertzian Dipole -- 2.2. Fields of Finite-size UWB Pulse Radiators -- 2.2.1. Radiation from Ring Sources -- 2.2.2. Radiation from Disk and Circular Aperture Sources -- 2.3. The Structure of the Field of an Ultrawideband Radiator -- 2.3.1. The Boundaries of the Field Regions of a Short Radiator -- 2.3.2. The Boundaries of the Field Regions of Aperture Radiators -- 2.4. Efficiency of the Generation of Electromagnetic Pulse Radiation -- 2.4.1. Radiation Patterns -- 2.4.2. The Energy, the Peak-power, and the Peak-field-strength Efficiency of a UWB Radiator -- Conclusion -- Problems -- References -- ch. 3 Propagation of Ultrawideband Pulses -- Introduction -- 3.1. Propagation of Ultrawideband Electromagnetic Pulses in Conducting Media -- 3.1.1. Propagation of Ultrawideband Pulses in Unbounded Media -- 3.1.2. Earth's Atmosphere -- 3.1.3. Distortions of High-power Pulses in the Earth's Lower Atmosphere -- 3.2. Layered Media -- 3.2.1. Propagation of an Ultrawideband Pulse through an Interface between Two Media -- 3.2.2. Propagation of Pulses Generated by a Point Source in a Multilayered Medium -- Conclusion -- Problem -- References -- ch. 4 Scattering of Ultrawideband Electromagnetic Pulses by Conducting and Dielectric Objects -- Introduction -- 4.1. Scattering of Pulsed Electromagnetic Waves by Conducting Objects -- 4.1.1. Statement of the Problem. Derivation of Calculation Formulas -- 4.1.2. Wave Scattering by a Perfectly Conducting Rectangular Plate -- 4.1.3. Wave Scattering by a Perfectly Conducting Ellipsoid or Sphere -- 4.1.4. Wave Scattering by a Perfectly Conducting Finite Circular Cone -- 4.1.5. Creeping Waves -- 4.2. Scattering of Pulsed Plane Electromagnetic Waves by Dielectric Objects -- 4.2.1. Wavelet Analysis of the Wave Scattering by a Dielectric Sphere -- 4.2.2. Numerical Results and Discussion -- Conclusion -- Problems -- References -- ch. 5 Impulse Responses of Objects and Propagation Channels -- Introduction -- 5.1. The Impulse Response: Models of Signals and Their Spectral Characteristics -- 5.1.1. Forms and Properties of the Impulse Response -- 5.1.2. The Envelope, Instantaneous Phase, and Instantaneous Frequency of a Signal: The Analytic Signal -- 5.1.3. Kramers -- Kronig-Type Relations -- 5.1.4.A Pole Model of Exponentially Decaying Signals -- 5.1.5. The Singular Value Decomposition Method in Problems of Impulse Response Estimation and Reconstruction -- 5.2. Use of Regularization and a Kramers-Kronig-Type Relation for Estimating Transfer Functions and Impulse Responses -- 5.2.1. General Relations -- 5.2.2. Reconstruction of Transfer Functions and Impulse Responses using Regularization and Kramers-Kronig-Type Relations -- 5.2.3.Comparison of the Impulse Responses Estimated Using Two Phase Spectrum Models -- 5.3.A Pole Model of the Signal in the Problem of Estimating the Impulse Response of a Propagation Channel -- 5.3.1. Signal Representation and Impulse Response Estimation using Pole Functions -- 5.3.2. Estimation of the Impulse Response of a Coaxial Cable Transmission Line -- 5.3.3. Stability of the Reconstruction of Impulse Responses to the Probe Pulse Waveform and Measurement Noise -- 5.4.A Pole Model of a Signal in Estimating the Impulse Responses of a Conducting Sphere and Cylinder -- 5.5. Reconstruction of Ultrawideband Pulses Passed Through Channels with Linear Distortions -- 5.5.1. Solution of the Pulse Reconstruction Problem -- 5.5.2. Numerical Simulation -- 5.5.3. Experimental Verification of the UWB Pulse Reconstruction Method -- Conclusion -- Problems -- References -- ch. 6 Receiving Antennas -- Introduction -- 6.1. The Transfer Function of a Receiving Antenna -- 6.1.1. Determination of the Transfer Function of a Receiving Antenna -- 6.1.2. The Current Distribution in the Receiving Wire of an Antenna -- 6.1.3. Electromagnetic Parameters of a Linear Receiving Antenna -- 6.1.4. The Transfer Function of a Straight Receiving Wire -- 6.1.5. The Transfer Function of a Curvilinear Receiving Wire -- 6.2. Distortion of Ultrawideband Electromagnetic Pulses by a Receiving Antenna -- 6.2.1. Receiving of Ultrawideband Electromagnetic Pulses by a Dipole -- 6.2.2. Receiving of Ultrawideband Electromagnetic Pulses by a Loop Antenna -- 6.2.3. Proportion Between the Received Signal Power and the Dissipated Power -- 6.3. Methods for Reducing Distortion of a Received Signal -- 6.3.1. Long Dipoles with Noncollinear Arms -- 6.3.2. Unmatched Short Dipoles -- 6.3.3. Active Antennas -- 6.4. Vector Antennas for Recording the Space-Time Structure of Ultrawideband Electromagnetic Pulses -- 6.4.1. Design Concepts of Vector Receiving Antennas -- 6.4.2. Investigation of the Polarization Structure of a Pulsed Electromagnetic Field -- 6.4.3. Determination of the Direction of Arrival of Ultrawideband Electromagnetic Pulses -- Conclusion -- Problems -- References -- ch. 7 Transmitting Antennas -- Introduction -- 7.1. The Transfer Function of a Transmitting Antenna -- 7.1.1. The Transfer Function of a Radiation Source -- 7.1.2. The Current Distribution in a Linear Radiator -- 7.1.3. The Transfer Function of a Linear Radiator -- 7.2. Distortion of Ultrawideband Electromagnetic Pulses during Radiation -- 7.2.1. The Radiated Pulse Waveform for a Monopole and a Collinear Dipole -- 7.2.2. The Waveform of a Pulse Radiated by a V-shaped Radiator -- 7.2.3. The Waveform of a Pulse Radiated by a Ring Radiator -- 7.3. Methods for Broadening the Pass Band of a Transmitting Antenna -- 7.3.1. The Energy Relationships Determining the Match Band of a Radiator -- 7.3.2. The Quality Factor of a Linear Radiator -- 7.3.3. The Pass Band of a Combined Radiator -- 7.4. Flat Combined Antennas -- 7.4.1. Unbalanced Combined Antennas -- 7.4.2. Balanced Combined Antennas -- 7.5. Volumetric Combined Antennas -- 7.5.1. Radiation of Low-power Pulses -- 7.5.2. Antennas Intended for Radiation of High-power Pulses -- Conclusion -- Problems -- References -- ch. 8 Antenna Arrays -- Introduction -- 8.1. Directional Properties of Antenna Arrays -- 8.1.1. Numerical Calculations -- 8.1.2. Experimental Investigations -- 8.2. Energy Characteristics of Antenna Arrays -- 8.2.1. Distribution Systems -- 8.2.2. Structure of the Radiating System -- 8.3. Antenna Arrays Radiating Orthogonally Polarized Pulses -- 8.4. Characteristics of Wave-beam-scanning Linear Antenna Arrays -- 8.4.1. Nanosecond Pulse Excitation of the Arrays -- 8.4.2. Picosecond Pulse Excitation of Antenna Arrays -- 8.5. Active Receiving Antenna Arrays -- 8.5.1.A Dual-polarized Planar Array -- 8.5.2.A Switched Dual-Polarized Linear Antenna Array -- Conclusion -- Problems -- References -- ch.
9 High-Power Ultrawideband Radiation Sources -- Introduction -- 9.1. The Limiting Effective Radiation Potential of a UWB Source -- 9.2.A Bipolar High-Voltage Pulse Generator -- 9.2.1.A Monopolar Voltage Pulse Generator -- 9.2.2.A Bipolar Pulse Former with an Open Line -- 9.3. Single-Antenna Radiation Sources -- 9.4. Radiation Sources with Synchronously Excited Multielement Arrays -- 9.4.1. The Radiation Source with a Four-element Array -- 9.4.2. Radiation Sources with 16-element Arrays -- 9.4.3.A Radiation Source with a 64-element Array -- 9.5. Production of Orthogonally Polarized Radiation Pulses -- 9.6.A Four-Channel Source Radiating in a Controlled Direction -- 9.7.A Controlled-Spectrum Radiation Source -- Conclusion -- Problems -- References.
Record Nr. UNINA-9910466500403321
Koshelev V. I. (Vladimir I.)  
Boston, Massachusetts : , : Artech House, , 2017
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Ultrawideband Short-Pulse Radio Systems
Ultrawideband Short-Pulse Radio Systems
Autore Koshelev V. I. (Vladimir I.)
Pubbl/distr/stampa Boston, Massachusetts : , : Artech House, , 2017
Descrizione fisica 1 online resource (xi, 432 pages) : illustrations
Disciplina 621.3841/35
Collana Artech House antennas and electromagnetics analysis library
Soggetto topico Ultra-wideband antennas
ISBN 1-5231-1768-0
1-63081-443-1
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Machine generated contents note: ch. 1 Introduction to Ultrawideband, Short-pulse Radio Systems -- 1.1. History of the Development of Ultrawideband Radio Systems -- 1.2. Ultrawideband radar -- 1.2.1. Detection of Radar Objects -- 1.2.2. Recognition of Radar Objects -- 1.3. Ultrawideband Communication Systems -- 1.3.1. Single-band Ultrawideband Communications -- 1.3.2. Multiband Ultrawideband Communications -- 1.3.3. Ultrawideband Direct Chaotic Communications -- 1.4. Susceptibility of Electronic Systems to Ultrawideband Electromagnetic Pulses -- 1.5. Ultrawideband Technology Applications -- Conclusion -- Problems -- References -- ch. 2 Ultrawideband Pulse Radiation -- Introduction -- 2.1. Elementary Sources of Ultrawideband Pulse Radiation -- 2.1.1. The Electric Hertzian Dipole -- 2.1.2. The Slot Radiator -- 2.1.3. The Magnetic Hertzian Dipole -- 2.2. Fields of Finite-size UWB Pulse Radiators -- 2.2.1. Radiation from Ring Sources -- 2.2.2. Radiation from Disk and Circular Aperture Sources -- 2.3. The Structure of the Field of an Ultrawideband Radiator -- 2.3.1. The Boundaries of the Field Regions of a Short Radiator -- 2.3.2. The Boundaries of the Field Regions of Aperture Radiators -- 2.4. Efficiency of the Generation of Electromagnetic Pulse Radiation -- 2.4.1. Radiation Patterns -- 2.4.2. The Energy, the Peak-power, and the Peak-field-strength Efficiency of a UWB Radiator -- Conclusion -- Problems -- References -- ch. 3 Propagation of Ultrawideband Pulses -- Introduction -- 3.1. Propagation of Ultrawideband Electromagnetic Pulses in Conducting Media -- 3.1.1. Propagation of Ultrawideband Pulses in Unbounded Media -- 3.1.2. Earth's Atmosphere -- 3.1.3. Distortions of High-power Pulses in the Earth's Lower Atmosphere -- 3.2. Layered Media -- 3.2.1. Propagation of an Ultrawideband Pulse through an Interface between Two Media -- 3.2.2. Propagation of Pulses Generated by a Point Source in a Multilayered Medium -- Conclusion -- Problem -- References -- ch. 4 Scattering of Ultrawideband Electromagnetic Pulses by Conducting and Dielectric Objects -- Introduction -- 4.1. Scattering of Pulsed Electromagnetic Waves by Conducting Objects -- 4.1.1. Statement of the Problem. Derivation of Calculation Formulas -- 4.1.2. Wave Scattering by a Perfectly Conducting Rectangular Plate -- 4.1.3. Wave Scattering by a Perfectly Conducting Ellipsoid or Sphere -- 4.1.4. Wave Scattering by a Perfectly Conducting Finite Circular Cone -- 4.1.5. Creeping Waves -- 4.2. Scattering of Pulsed Plane Electromagnetic Waves by Dielectric Objects -- 4.2.1. Wavelet Analysis of the Wave Scattering by a Dielectric Sphere -- 4.2.2. Numerical Results and Discussion -- Conclusion -- Problems -- References -- ch. 5 Impulse Responses of Objects and Propagation Channels -- Introduction -- 5.1. The Impulse Response: Models of Signals and Their Spectral Characteristics -- 5.1.1. Forms and Properties of the Impulse Response -- 5.1.2. The Envelope, Instantaneous Phase, and Instantaneous Frequency of a Signal: The Analytic Signal -- 5.1.3. Kramers -- Kronig-Type Relations -- 5.1.4.A Pole Model of Exponentially Decaying Signals -- 5.1.5. The Singular Value Decomposition Method in Problems of Impulse Response Estimation and Reconstruction -- 5.2. Use of Regularization and a Kramers-Kronig-Type Relation for Estimating Transfer Functions and Impulse Responses -- 5.2.1. General Relations -- 5.2.2. Reconstruction of Transfer Functions and Impulse Responses using Regularization and Kramers-Kronig-Type Relations -- 5.2.3.Comparison of the Impulse Responses Estimated Using Two Phase Spectrum Models -- 5.3.A Pole Model of the Signal in the Problem of Estimating the Impulse Response of a Propagation Channel -- 5.3.1. Signal Representation and Impulse Response Estimation using Pole Functions -- 5.3.2. Estimation of the Impulse Response of a Coaxial Cable Transmission Line -- 5.3.3. Stability of the Reconstruction of Impulse Responses to the Probe Pulse Waveform and Measurement Noise -- 5.4.A Pole Model of a Signal in Estimating the Impulse Responses of a Conducting Sphere and Cylinder -- 5.5. Reconstruction of Ultrawideband Pulses Passed Through Channels with Linear Distortions -- 5.5.1. Solution of the Pulse Reconstruction Problem -- 5.5.2. Numerical Simulation -- 5.5.3. Experimental Verification of the UWB Pulse Reconstruction Method -- Conclusion -- Problems -- References -- ch. 6 Receiving Antennas -- Introduction -- 6.1. The Transfer Function of a Receiving Antenna -- 6.1.1. Determination of the Transfer Function of a Receiving Antenna -- 6.1.2. The Current Distribution in the Receiving Wire of an Antenna -- 6.1.3. Electromagnetic Parameters of a Linear Receiving Antenna -- 6.1.4. The Transfer Function of a Straight Receiving Wire -- 6.1.5. The Transfer Function of a Curvilinear Receiving Wire -- 6.2. Distortion of Ultrawideband Electromagnetic Pulses by a Receiving Antenna -- 6.2.1. Receiving of Ultrawideband Electromagnetic Pulses by a Dipole -- 6.2.2. Receiving of Ultrawideband Electromagnetic Pulses by a Loop Antenna -- 6.2.3. Proportion Between the Received Signal Power and the Dissipated Power -- 6.3. Methods for Reducing Distortion of a Received Signal -- 6.3.1. Long Dipoles with Noncollinear Arms -- 6.3.2. Unmatched Short Dipoles -- 6.3.3. Active Antennas -- 6.4. Vector Antennas for Recording the Space-Time Structure of Ultrawideband Electromagnetic Pulses -- 6.4.1. Design Concepts of Vector Receiving Antennas -- 6.4.2. Investigation of the Polarization Structure of a Pulsed Electromagnetic Field -- 6.4.3. Determination of the Direction of Arrival of Ultrawideband Electromagnetic Pulses -- Conclusion -- Problems -- References -- ch. 7 Transmitting Antennas -- Introduction -- 7.1. The Transfer Function of a Transmitting Antenna -- 7.1.1. The Transfer Function of a Radiation Source -- 7.1.2. The Current Distribution in a Linear Radiator -- 7.1.3. The Transfer Function of a Linear Radiator -- 7.2. Distortion of Ultrawideband Electromagnetic Pulses during Radiation -- 7.2.1. The Radiated Pulse Waveform for a Monopole and a Collinear Dipole -- 7.2.2. The Waveform of a Pulse Radiated by a V-shaped Radiator -- 7.2.3. The Waveform of a Pulse Radiated by a Ring Radiator -- 7.3. Methods for Broadening the Pass Band of a Transmitting Antenna -- 7.3.1. The Energy Relationships Determining the Match Band of a Radiator -- 7.3.2. The Quality Factor of a Linear Radiator -- 7.3.3. The Pass Band of a Combined Radiator -- 7.4. Flat Combined Antennas -- 7.4.1. Unbalanced Combined Antennas -- 7.4.2. Balanced Combined Antennas -- 7.5. Volumetric Combined Antennas -- 7.5.1. Radiation of Low-power Pulses -- 7.5.2. Antennas Intended for Radiation of High-power Pulses -- Conclusion -- Problems -- References -- ch. 8 Antenna Arrays -- Introduction -- 8.1. Directional Properties of Antenna Arrays -- 8.1.1. Numerical Calculations -- 8.1.2. Experimental Investigations -- 8.2. Energy Characteristics of Antenna Arrays -- 8.2.1. Distribution Systems -- 8.2.2. Structure of the Radiating System -- 8.3. Antenna Arrays Radiating Orthogonally Polarized Pulses -- 8.4. Characteristics of Wave-beam-scanning Linear Antenna Arrays -- 8.4.1. Nanosecond Pulse Excitation of the Arrays -- 8.4.2. Picosecond Pulse Excitation of Antenna Arrays -- 8.5. Active Receiving Antenna Arrays -- 8.5.1.A Dual-polarized Planar Array -- 8.5.2.A Switched Dual-Polarized Linear Antenna Array -- Conclusion -- Problems -- References -- ch.
9 High-Power Ultrawideband Radiation Sources -- Introduction -- 9.1. The Limiting Effective Radiation Potential of a UWB Source -- 9.2.A Bipolar High-Voltage Pulse Generator -- 9.2.1.A Monopolar Voltage Pulse Generator -- 9.2.2.A Bipolar Pulse Former with an Open Line -- 9.3. Single-Antenna Radiation Sources -- 9.4. Radiation Sources with Synchronously Excited Multielement Arrays -- 9.4.1. The Radiation Source with a Four-element Array -- 9.4.2. Radiation Sources with 16-element Arrays -- 9.4.3.A Radiation Source with a 64-element Array -- 9.5. Production of Orthogonally Polarized Radiation Pulses -- 9.6.A Four-Channel Source Radiating in a Controlled Direction -- 9.7.A Controlled-Spectrum Radiation Source -- Conclusion -- Problems -- References.
Record Nr. UNINA-9910796811803321
Koshelev V. I. (Vladimir I.)  
Boston, Massachusetts : , : Artech House, , 2017
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Ultrawideband Short-Pulse Radio Systems
Ultrawideband Short-Pulse Radio Systems
Autore Koshelev V. I. (Vladimir I.)
Pubbl/distr/stampa Boston, Massachusetts : , : Artech House, , 2017
Descrizione fisica 1 online resource (xi, 432 pages) : illustrations
Disciplina 621.3841/35
Collana Artech House antennas and electromagnetics analysis library
Soggetto topico Ultra-wideband antennas
ISBN 1-5231-1768-0
1-63081-443-1
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Machine generated contents note: ch. 1 Introduction to Ultrawideband, Short-pulse Radio Systems -- 1.1. History of the Development of Ultrawideband Radio Systems -- 1.2. Ultrawideband radar -- 1.2.1. Detection of Radar Objects -- 1.2.2. Recognition of Radar Objects -- 1.3. Ultrawideband Communication Systems -- 1.3.1. Single-band Ultrawideband Communications -- 1.3.2. Multiband Ultrawideband Communications -- 1.3.3. Ultrawideband Direct Chaotic Communications -- 1.4. Susceptibility of Electronic Systems to Ultrawideband Electromagnetic Pulses -- 1.5. Ultrawideband Technology Applications -- Conclusion -- Problems -- References -- ch. 2 Ultrawideband Pulse Radiation -- Introduction -- 2.1. Elementary Sources of Ultrawideband Pulse Radiation -- 2.1.1. The Electric Hertzian Dipole -- 2.1.2. The Slot Radiator -- 2.1.3. The Magnetic Hertzian Dipole -- 2.2. Fields of Finite-size UWB Pulse Radiators -- 2.2.1. Radiation from Ring Sources -- 2.2.2. Radiation from Disk and Circular Aperture Sources -- 2.3. The Structure of the Field of an Ultrawideband Radiator -- 2.3.1. The Boundaries of the Field Regions of a Short Radiator -- 2.3.2. The Boundaries of the Field Regions of Aperture Radiators -- 2.4. Efficiency of the Generation of Electromagnetic Pulse Radiation -- 2.4.1. Radiation Patterns -- 2.4.2. The Energy, the Peak-power, and the Peak-field-strength Efficiency of a UWB Radiator -- Conclusion -- Problems -- References -- ch. 3 Propagation of Ultrawideband Pulses -- Introduction -- 3.1. Propagation of Ultrawideband Electromagnetic Pulses in Conducting Media -- 3.1.1. Propagation of Ultrawideband Pulses in Unbounded Media -- 3.1.2. Earth's Atmosphere -- 3.1.3. Distortions of High-power Pulses in the Earth's Lower Atmosphere -- 3.2. Layered Media -- 3.2.1. Propagation of an Ultrawideband Pulse through an Interface between Two Media -- 3.2.2. Propagation of Pulses Generated by a Point Source in a Multilayered Medium -- Conclusion -- Problem -- References -- ch. 4 Scattering of Ultrawideband Electromagnetic Pulses by Conducting and Dielectric Objects -- Introduction -- 4.1. Scattering of Pulsed Electromagnetic Waves by Conducting Objects -- 4.1.1. Statement of the Problem. Derivation of Calculation Formulas -- 4.1.2. Wave Scattering by a Perfectly Conducting Rectangular Plate -- 4.1.3. Wave Scattering by a Perfectly Conducting Ellipsoid or Sphere -- 4.1.4. Wave Scattering by a Perfectly Conducting Finite Circular Cone -- 4.1.5. Creeping Waves -- 4.2. Scattering of Pulsed Plane Electromagnetic Waves by Dielectric Objects -- 4.2.1. Wavelet Analysis of the Wave Scattering by a Dielectric Sphere -- 4.2.2. Numerical Results and Discussion -- Conclusion -- Problems -- References -- ch. 5 Impulse Responses of Objects and Propagation Channels -- Introduction -- 5.1. The Impulse Response: Models of Signals and Their Spectral Characteristics -- 5.1.1. Forms and Properties of the Impulse Response -- 5.1.2. The Envelope, Instantaneous Phase, and Instantaneous Frequency of a Signal: The Analytic Signal -- 5.1.3. Kramers -- Kronig-Type Relations -- 5.1.4.A Pole Model of Exponentially Decaying Signals -- 5.1.5. The Singular Value Decomposition Method in Problems of Impulse Response Estimation and Reconstruction -- 5.2. Use of Regularization and a Kramers-Kronig-Type Relation for Estimating Transfer Functions and Impulse Responses -- 5.2.1. General Relations -- 5.2.2. Reconstruction of Transfer Functions and Impulse Responses using Regularization and Kramers-Kronig-Type Relations -- 5.2.3.Comparison of the Impulse Responses Estimated Using Two Phase Spectrum Models -- 5.3.A Pole Model of the Signal in the Problem of Estimating the Impulse Response of a Propagation Channel -- 5.3.1. Signal Representation and Impulse Response Estimation using Pole Functions -- 5.3.2. Estimation of the Impulse Response of a Coaxial Cable Transmission Line -- 5.3.3. Stability of the Reconstruction of Impulse Responses to the Probe Pulse Waveform and Measurement Noise -- 5.4.A Pole Model of a Signal in Estimating the Impulse Responses of a Conducting Sphere and Cylinder -- 5.5. Reconstruction of Ultrawideband Pulses Passed Through Channels with Linear Distortions -- 5.5.1. Solution of the Pulse Reconstruction Problem -- 5.5.2. Numerical Simulation -- 5.5.3. Experimental Verification of the UWB Pulse Reconstruction Method -- Conclusion -- Problems -- References -- ch. 6 Receiving Antennas -- Introduction -- 6.1. The Transfer Function of a Receiving Antenna -- 6.1.1. Determination of the Transfer Function of a Receiving Antenna -- 6.1.2. The Current Distribution in the Receiving Wire of an Antenna -- 6.1.3. Electromagnetic Parameters of a Linear Receiving Antenna -- 6.1.4. The Transfer Function of a Straight Receiving Wire -- 6.1.5. The Transfer Function of a Curvilinear Receiving Wire -- 6.2. Distortion of Ultrawideband Electromagnetic Pulses by a Receiving Antenna -- 6.2.1. Receiving of Ultrawideband Electromagnetic Pulses by a Dipole -- 6.2.2. Receiving of Ultrawideband Electromagnetic Pulses by a Loop Antenna -- 6.2.3. Proportion Between the Received Signal Power and the Dissipated Power -- 6.3. Methods for Reducing Distortion of a Received Signal -- 6.3.1. Long Dipoles with Noncollinear Arms -- 6.3.2. Unmatched Short Dipoles -- 6.3.3. Active Antennas -- 6.4. Vector Antennas for Recording the Space-Time Structure of Ultrawideband Electromagnetic Pulses -- 6.4.1. Design Concepts of Vector Receiving Antennas -- 6.4.2. Investigation of the Polarization Structure of a Pulsed Electromagnetic Field -- 6.4.3. Determination of the Direction of Arrival of Ultrawideband Electromagnetic Pulses -- Conclusion -- Problems -- References -- ch. 7 Transmitting Antennas -- Introduction -- 7.1. The Transfer Function of a Transmitting Antenna -- 7.1.1. The Transfer Function of a Radiation Source -- 7.1.2. The Current Distribution in a Linear Radiator -- 7.1.3. The Transfer Function of a Linear Radiator -- 7.2. Distortion of Ultrawideband Electromagnetic Pulses during Radiation -- 7.2.1. The Radiated Pulse Waveform for a Monopole and a Collinear Dipole -- 7.2.2. The Waveform of a Pulse Radiated by a V-shaped Radiator -- 7.2.3. The Waveform of a Pulse Radiated by a Ring Radiator -- 7.3. Methods for Broadening the Pass Band of a Transmitting Antenna -- 7.3.1. The Energy Relationships Determining the Match Band of a Radiator -- 7.3.2. The Quality Factor of a Linear Radiator -- 7.3.3. The Pass Band of a Combined Radiator -- 7.4. Flat Combined Antennas -- 7.4.1. Unbalanced Combined Antennas -- 7.4.2. Balanced Combined Antennas -- 7.5. Volumetric Combined Antennas -- 7.5.1. Radiation of Low-power Pulses -- 7.5.2. Antennas Intended for Radiation of High-power Pulses -- Conclusion -- Problems -- References -- ch. 8 Antenna Arrays -- Introduction -- 8.1. Directional Properties of Antenna Arrays -- 8.1.1. Numerical Calculations -- 8.1.2. Experimental Investigations -- 8.2. Energy Characteristics of Antenna Arrays -- 8.2.1. Distribution Systems -- 8.2.2. Structure of the Radiating System -- 8.3. Antenna Arrays Radiating Orthogonally Polarized Pulses -- 8.4. Characteristics of Wave-beam-scanning Linear Antenna Arrays -- 8.4.1. Nanosecond Pulse Excitation of the Arrays -- 8.4.2. Picosecond Pulse Excitation of Antenna Arrays -- 8.5. Active Receiving Antenna Arrays -- 8.5.1.A Dual-polarized Planar Array -- 8.5.2.A Switched Dual-Polarized Linear Antenna Array -- Conclusion -- Problems -- References -- ch.
9 High-Power Ultrawideband Radiation Sources -- Introduction -- 9.1. The Limiting Effective Radiation Potential of a UWB Source -- 9.2.A Bipolar High-Voltage Pulse Generator -- 9.2.1.A Monopolar Voltage Pulse Generator -- 9.2.2.A Bipolar Pulse Former with an Open Line -- 9.3. Single-Antenna Radiation Sources -- 9.4. Radiation Sources with Synchronously Excited Multielement Arrays -- 9.4.1. The Radiation Source with a Four-element Array -- 9.4.2. Radiation Sources with 16-element Arrays -- 9.4.3.A Radiation Source with a 64-element Array -- 9.5. Production of Orthogonally Polarized Radiation Pulses -- 9.6.A Four-Channel Source Radiating in a Controlled Direction -- 9.7.A Controlled-Spectrum Radiation Source -- Conclusion -- Problems -- References.
Record Nr. UNINA-9910816448103321
Koshelev V. I. (Vladimir I.)  
Boston, Massachusetts : , : Artech House, , 2017
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui