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Digital techniques for wideband receivers /
The book has 18 chapters that cover the following topics: requirements and characteristics of electronic warfare receivers; Fourier transform and related operations; analog-digital converters, amplifiers, and their interface; frequency downconverters; sensitivity and detection problems; phase measur...
| Clasificación: | Libro Electrónico |
|---|---|
| Autores principales: | , |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Stevenage, Herts, United Kingdom :
Scitech Publishing, an imprint of the IET,
2015.
|
| Edición: | 3rd edition. |
| Colección: | Coleção Radar.
|
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Preface; Acknowledgements; Abbreviations; 1. Introduction; 1.1
- Wideband Systems; 1.2
- Digital Approach; 1.3
- Obstacles in EW Receiver Development; 1.4
- Organization of the Book; 1.5
- Specific Remarks; References; 2. Requirements and Characteristics of Electronic Warfare Receivers; 2.1
- Introduction; 2.2
- Introduction to Electronic Warfare; 2.3
- Difference between Intercept and Communication Receivers; 2.4
- Signal Environment for EW Receivers; 2.5
- Requirements of EW Receivers; 2.6
- Parameters Measured by an EW Receiver; 2.7
- Frequency Information; 2.8
- AOA Information.
- 2.9
- Outputs of an EW Receiver2.10
- Overview of Analog EW Receivers; 2.11
- IFM Receivers; 2.12
- Channelized Receivers; 2.13
- Bragg Cell Receivers; 2.14
- Compressive (Microscan) Receivers; 2.15
- Digital Receivers; 2.16
- Characteristics and Performance of EWReceivers; 2.17
- Potential Trend in EW Receiver Development; 2.18
- EW Processor; 2.19
- EW Receiver Design Goals; 2.20
- Summary; References; 3. Fourier Transform; 3.1
- Introduction; 3.2
- Fourier Series and Continuous Fourier Transform; 3.3
- Useful Functions; 3.4
- Properties of the Fourier Transform; 3.5
- Examples; 3.6
- DFT.
- 3.7
- Signal Digitization3.8
- Derivation of the DFT; 3.9
- More Discussions on the DFT; 3.10
- Window Functions; 3.11
- FFT; 3.12
- Possible Advantages of DFT over FFT in Receiver Applications; 3.13
- Summary; References; 4. Fourier Transform-Related Operations; 4.1
- Introduction; 4.2
- Periodogram; 4.3
- Zero Padding; 4.4
- Peak Position Estimation for Different Windows; 4.5
- Peak Position Estimation Through Iteration; 4.6
- Actual Frequency Determination by FFT; 4.7
- Autocorrelation; 4.8
- Autocorrelation (Blackman-Tukey) Spectrum Estimation.
- 4.9
- Application of FFT to Spectrum Estimation from the Autocorrelation Function4.10
- Basic Idea of a Sub-Nyquist Sampling Scheme; 4.11
- Phase Relation in a Sub-Nyquist Sampling System; 4.12
- Problems and Potential Solutions in the Sub-Nyquist Sampling Scheme; 4.13
- DFT Through Decimation; 4.14
- Applications of the Decimation Method in EW Receivers; 4.15
- Simplified Decimation Method; References; 5. Analog-to-Digital Converters, Amplifiers, and Their Interface; 5.1
- Introduction; 5.2
- Key Component Selection; 5.3
- Comparison of Analog and Digital Receiver Sensitivity.
- 5.4
- Basic Sample and Hold Circuit5.5
- Basic ADC Performance and Input Bandwidth; 5.6
- Apparent Maximum and Minimum Signals to an ADC; 5.7
- Quantization Noise of an Ideal ADC; 5.8
- Noise Level Determined by Processing Bandwidth and Dithering Effect; 5.9
- Spurious Response; 5.10
- Analysis on Spur Amplitudes; 5.11
- Further Discussion of Spur Amplitudes; 5.12
- Noise Effects in ADCs; 5.13
- Sampling Window Jittering Effect; 5.14
- Requirements of ADCs; 5.15
- Notation; 5.16
- Noise Figure and Third-Order Intercept Point; 5.17
- Characteristics of the Amplifiers in Cascade; 5.18
- ADC.
- 5.19
- Noise Figure of an Amplifier and ADC Combination.