| |
|
|
|
|
|
|
|
|
1. |
Record Nr. |
UNISA996503463703316 |
|
|
Autore |
Long Teng |
|
|
Titolo |
Wideband Radar / / Teng Long, [and six others] |
|
|
|
|
|
Pubbl/distr/stampa |
|
|
Singapore : , : Springer, , [2022] |
|
©2022 |
|
|
|
|
|
|
|
|
|
ISBN |
|
|
|
|
|
|
Descrizione fisica |
|
1 online resource (200 pages) |
|
|
|
|
|
|
Disciplina |
|
|
|
|
|
|
Soggetti |
|
|
|
|
|
|
Lingua di pubblicazione |
|
|
|
|
|
|
Formato |
Materiale a stampa |
|
|
|
|
|
Livello bibliografico |
Monografia |
|
|
|
|
|
Nota di bibliografia |
|
Includes bibliographical references. |
|
|
|
|
|
|
Nota di contenuto |
|
Intro -- Contents -- 1 Introduction -- 1.1 Overview -- 1.2 Wideband Radar System -- 1.2.1 Wideband Radar Signal -- 1.2.2 Wideband Phased Array Radar -- 1.3 Advantages and Problems of Wideband Radar -- 1.3.1 Detection Performance of Wideband Radar System -- 1.3.2 Measurement Performance of Wideband Radar System -- 1.3.3 Tracking Performance of Wideband Radar Systems -- 1.3.4 Recognition Performance of Wideband Radar Systems -- 1.3.5 Anti-Jamming Performance of Wideband Radar Systems -- 1.4 Content of the Book -- References -- 2 Wideband Radar Signal and Waveform Design -- 2.1 Introduction -- 2.2 Resolution Theory of Wideband Radar -- 2.2.1 Wideband Ambiguity Function -- 2.2.2 Range and Velocity Resolution of Wideband Signals -- 2.2.3 Joint Range and Velocity Resolution of Wideband Signal -- 2.3 Ultra-Wideband Short Pulse Signal -- 2.3.1 Design and Generation of Ultra-Wideband Short Pulses -- 2.3.2 Ultra-Wideband Short Pulse Signal Acquisition -- 2.4 Linearly Frequency Modulated Signal -- 2.4.1 LFM Signal and Its Features -- 2.4.2 Chirp Signal Processing Method -- 2.4.3 Performance Analysis of Chirp Signal Processing -- 2.5 Stepped Frequency Signal -- 2.5.1 Frequency Stepping Principle -- 2.5.2 Types of Stepped Frequency Signals -- 2.5.3 Stepped Frequency Signal Processing Method -- 2.5.4 Doppler Performance Analysis of Stepped Frequency Signal -- References -- 3 Chirp Signal Processing -- 3.1 Introduction -- 3.2 SNR Analysis of Matched Filtering and Dechirp Processing -- 3.2.1 Matched Filtering -- 3.2.2 Dechirp Processing -- 3.2.3 Conclusion -- 3.3 Sub-band Pulse |
|
|
|
|
|
|
|
|
|
|
Compression Processing Method of Wideband Chirp Signals -- 3.3.1 Sub-band Pulse Compression Processing -- 3.3.2 Multi-Subpulse Processing -- 3.4 Digital Dechirp Processing of Sub-array for Wideband Phased Array Radar -- 3.4.1 Principle of Sub-array Digital Dechirp Processing. |
3.4.2 Experimental Demonstration -- 3.5 Influence of High-Speed Moving Target and Its Motion Compensation -- 3.5.1 Doppler Tolerance and Motion Compensation -- 3.5.2 Motion Compensation of Wideband Radar -- References -- 4 Stepped Frequency Signal Processing -- 4.1 Introduction -- 4.2 IFFT Method -- 4.2.1 Waveform Design -- 4.2.2 Target Extraction Algorithm -- 4.3 Time-Domain Synthesis Method of Stepped Frequency Signal -- 4.3.1 Waveform Modelling -- 4.3.2 Time-Domain Synthesis Process -- 4.4 Frequency-Domain Synthesis Method of Stepped Frequency Signal -- 4.4.1 Waveform Modelling -- 4.4.2 Frequency-Domain Synthesis Process -- 4.4.3 Compression Filter Design and Grating Lobe Suppression -- 4.5 Time-Frequency Processing Method of Stepped Frequency Signal -- 4.5.1 Time-Frequency Transformation Principle -- 4.5.2 Performance Evaluation of Time-frequency Transformation in the HPRF Mode -- 4.5.3 Characteristics of the HPRF Stepped-Frequency Signal in the Strong Clutter Environment -- 4.6 Stepped Frequency Signal Motion Compensation -- 4.7 Wideband Stepped Frequency Phased Array Radar -- 4.7.1 Advantages of Wideband Stepped Frequency Phased Array Radar -- 4.7.2 Key Issues of Wideband Stepped Frequency Phased Array Radar Systems -- 4.7.3 Workflow of the Wideband Stepped Frequency Phased Array Radar System -- 4.8 Coded Stepped-Frequency Signal Processing -- 4.8.1 Phase-Coded Stepped-Frequency Signal Processing -- 4.8.2 Frequency-Phase Composite Coded Signal Processing -- References -- 5 Frontier Technology of Wideband Radar Systems -- 5.1 Introduction -- 5.2 Technology of Long-Term Coherent Integration of Wideband Radar Signals -- 5.2.1 Multi-pulse Echoes MTRC Correction Technology -- 5.2.2 Synthetic Wideband Pulse Doppler Technology -- 5.3 Wideband Radar Detection and Tracking Technology. |
5.3.1 Criteria for Analysis and Comparison of Detection Performance of Wideband and Narrowband Radar Systems -- 5.3.2 Target Detection Method of Wideband Radar Systems -- 5.3.3 Integrated Wideband Detection and Tracking -- 5.4 High-Precision Range and Micro-Motion Measurement -- 5.4.1 Phase-Derived Ranging -- 5.4.2 Wideband Micro-Motion Measurement -- 5.4.3 Experimental Verification of High-Precision Ranging and Micro-Motion Measurement -- 5.5 Wideband Radar Target Recognition Technology -- 5.5.1 Overview -- 5.5.2 Target Recognition Method in a Wideband Radar System Based on Pattern Recognition -- 5.5.3 Target Recognition Method of Wideband Radar Systems Based on Deep Learning -- 5.6 Microwave Photonics for Wideband Radar -- 5.6.1 Overview -- 5.6.2 Microwave Signal Photonic Generation -- 5.6.3 Microwave Signal Photonic Processing -- References -- 6 Wideband Radar System Applications -- 6.1 Automotive Radar -- 6.1.1 Overview -- 6.1.2 Key Technology -- 6.2 Traffic Radar -- 6.2.1 Overview -- 6.2.2 Key Technology -- 6.3 Wideband FOD Detection Radar -- 6.3.1 Overview -- 6.3.2 Key Technology -- 6.4 Migratory Insect Surveillance Radar -- 6.4.1 Overview -- 6.4.2 Key Technology -- 6.5 Wideband Deformation Monitoring Radar -- 6.5.1 Overview -- 6.5.2 Key Technology -- 6.6 Wideband Through-Wall Radar -- 6.6.1 Overview -- 6.6.2 Key Technology -- References. |
|
|
|
|
|
|
|
|
|
|
|
|
|
2. |
Record Nr. |
UNINA9910716673903321 |
|
|
Titolo |
Diplomacy or dead end : an evaluation of Syria policy : hearing before the Committee on Foreign Affairs, House of Representatives, One Hundred Sixteenth Congress, second session, December 9, 2020 |
|
|
|
|
|
|
|
Pubbl/distr/stampa |
|
|
Washington : , : U.S. Government Publishing Office, , 2021 |
|
|
|
|
|
|
|
Descrizione fisica |
|
1 online resource (iii, 68 pages) |
|
|
|
|
|
|
Soggetti |
|
Human rights - Syria |
Humanitarian assistance, American - Syria |
Chemical weapons - Prevention - International cooperation |
Civilian war relief |
Diplomatic relations |
Human rights |
Humanitarian assistance, American |
History |
Legislative hearings. |
Syria History Civil War, 2011- Civilian relief |
United States Foreign relations Syria |
Syria Foreign relations United States |
Syria |
United States |
|
|
|
|
|
|
|
|
Lingua di pubblicazione |
|
|
|
|
|
|
Formato |
Materiale a stampa |
|
|
|
|
|
Livello bibliografico |
Monografia |
|
|
|
|
|
Note generali |
|
|
|
|
|
| |