Advanced antenna array engineering for 6G and beyond wireless communications /
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| Main Authors: | , |
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| Corporate Author: | |
| Format: | Electronic eBook |
| Language: | English |
| Published: |
Hoboken, New Jersey :
Wiley-IEEE Press, John Wiley & Sons, Inc.,
[2022]
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| Subjects: | |
| Online Access: | Connect to this title online (unlimited simultaneous users allowed; 325 uses per year) |
Table of Contents:
- Machine generated contents note: 1. Perspective of Antennas for 5G and 6G
- 1.1. 5G Requirements of Antenna Arrays
- 1.1.1. Array Characteristics
- 1.1.2. Frequency Bands
- 1.1.3. Component Integration and Antennas-in-Package (AiP)
- 1.2. 6G and Its Antenna Requirements
- 1.3. From Digital to Hybrid Multiple Beamforming
- 1.3.1. Digital Beamforming
- 1.3.2. Hybrid Beamforming
- 1.4. Analog Multiple Beamforming
- 1.4.1. Butler Matrix
- 1.4.2. Luneburg Lenses
- 1.5. Millimeter-Wave Antennas
- 1.6. THz Antennas
- 1.7. Lens Antennas
- 1.8. SIMO and MIMO Multi-Beam Antennas
- 1.9. In-Band Full Duplex Antennas
- 1.10. Conclusions
- References
- 2. Millimeter-Wave Beamforming Networks
- 2.1. Circuit-Type BFNs: SIW-Based Butler and Nolen Matrixes
- 2.1.1. Butler Matrix for One-Dimensional Multi-Beam Arrays
- 2.1.2. Butler Matrix for a 1-D Multi-Beam Array with Low Sidelobes
- 2.1.3. Butler Matrix for 2-D Multi-Beam Arrays
- 2.1.4. Nolen Matrix
- 2.2. Quasi Optical BFNs: Rotman Lens and Reflectors
- 2.2.1. Rotman Lens
- 2.2.2. Reflectors
- 2.2.2.1. Single Reflectors
- 2.2.2.2. Dual Reflectors
- 2.3. Conclusions
- References
- 3. Decoupling Methods for Antenna Arrays
- 3.1. Electromagnetic Bandgap Structures
- 3.2. Defected Ground Structures
- 3.3. Neutralization Lines
- 3.4. Array-Antenna Decoupling Surfaces
- 3.5. Metamaterial Structures
- 3.6. Parasitic Resonators
- 3.7. Polarization Decoupling
- 3.8. Conclusions
- References
- 4. De-scattering Methods for Coexistent Antenna Arrays
- 4.1. De-scattering vs. Decoupling in Coexistent Antenna Arrays
- 4.2. Mantle Cloak De-scattering
- 4.3. Lumped-Choke De-scattering
- 4.4. Distributed-Choke De-scattering
- 4.5. Mitigating the Effect of HB Antennas on LB Antennas
- 4.6. Conclusions
- References
- 5. Differential-Fed Antenna Arrays
- 5.1. Differential Systems
- 5.2. Differential-Fed Antenna Elements
- 5.2.1. Linearly Polarized Differential Antennas
- 5.2.2. Circularly Polarized Differential Antennas
- 5.3. Differential-Fed Antenna Arrays
- 5.3.1. Balanced Power Dividers
- 5.3.2. Differential-Fed Antenna Arrays Employing Balanced Power Dividers
- 5.4. Differential-Fed Multi-Beam Antennas
- 5.5. Conclusions
- References
- 6. Conformal Transmitarrays
- 6.1. Conformal Transmitarray Challenges
- 6.1.1. Ultrathin Element with High Transmission Efficiency
- 6.1.2. Beam Scanning and Multi-Beam Operation
- 6.2. Conformal Transmitarrays Employing Triple-Layer Elements
- 6.2.1. Element Designs
- 6.2.2. Conformal Transmitarray Design
- 6.3. Beam Scanning Conformal Transmitarrays
- 6.3.1. Scanning Mechanism
- 6.3.2. Experimental Results
- 6.3.3. Limits of the Beam Scanning Range
- 6.4. Conformal Transmitarray Employing Ultrathin Dual-Layer Huygens Elements
- 6.4.1. Huygens Surface Theory
- 6.4.2. Ultrathin Dual-Layer Huygens Elements
- 6.4.3. Conformal Transmitarray Design
- 6.5. Elliptically Conformal Multi-Beam Transmitarray with Wide-Angle Scanning Ability
- 6.5.1. Multi-Beam Transmitarray Design
- 6.5.2. Concept Verification Through Simulation
- 6.6. Conclusions
- References
- 7. Frequency-Independent Beam Scanning Leaky-Wave Antennas
- 7.1. Reconfigurable Fabry-Perot (FP) LWA
- 7.1.1. Analysis of 1-D Fabry-Perot LWA
- 7.1.2. Effect of Cj on the Leaky-Mode Dispersion Curves
- 7.1.3. Optimization of the FP Cavity Height
- 7.1.4. Antenna Prototype and Measured Results
- 7.2. Period-Reconfigurable SIW-Based LWA
- 7.2.1. Antenna Configuration and Element Design
- 7.2.2. Suppression of Higher-Order Harmonics
- 7.2.3. Element Activation States and Scanning Properties
- 7.2.4. Results and Discussion
- 7.2.4.1. Element Pattern and Antenna Prototype
- 7.2.4.2. Radiation Patterns and S-Parameters
- 7.3. Reconfigurable Composite Right/Left-Handed LWA
- 7.3.1. Parametric Analysis
- 7.3.2. Initial Frequency-Scanning CRLH LWA
- 7.3.3. Reconfigurable Fixed-Frequency Scanning CRLH LWA
- 7.3.3.1. Antenna Configuration
- 7.3.3.2. DC Biasing Strategy
- 7.3.3.3. Simulation Results
- 7.3.3.4. Measured Results
- 7.3.3.5. Discussions
- 7.4. Two-Dimensional Multi-Beam LWA
- 7.4.1. Antenna Design
- 7.4.1.1. Horn BFN
- 7.4.1.2. Phase-Compensation Method
- 7.4.1.3. Phase Shifter Based on Phase Inverter
- 7.4.1.4. Fixed-Frequency Beam Scanning Leaky-Wave Antenna
- 7.4.2. Performance and Discussion
- 7.5. Conclusions
- References
- 8. Beam Pattern Synthesis of Analog Arrays
- 8.1. Thinned Antenna Arrays
- 8.1.1. Modified Iterative FFT
- 8.1.2. Examples of Thinned Arrays
- 8.2. Arrays with Rotated Elements
- 8.2.1. Pattern of an Element-Rotated Array
- 8.2.2. Vectorial Shaped Pattern Synthesis Using Joint Rotation/Phase Optimization
- 8.2.3. Algorithm
- 8.2.4. Examples of Pattern Synthesis Based on Element Rotation and Phase
- 8.2.4.1. Flat-Top Pattern Synthesis with a Rotated U-Slot Loaded Microstrip Antenna Array
- 8.2.4.2. Circular Flat-Top Pattern Synthesis for a Planar Array with Rotated Cavity-Backed Patch Antennas
- 8.3. Arrays with Tracking Abilities Employing Sum and Difference Patterns
- 8.3.1. Nonuniformly Spaced Dipole-Rotated Linear Array
- 8.3.2. PSO-Based Element Rotation and Position Optimization
- 8.3.3. Examples
- 8.3.3.1. Synthesis of a 56-Element Sparse Linear Dipole Array
- 8.3.3.2. Synthesizing Sum and Difference Patterns with Multi-Region SLL and XPL Constraints
- 8.4. Synthesis of SIMO Arrays
- 8.4.1. Analog Dual-Beam Antenna Arrays with Linear Phase Distribution
- 8.4.2. Phase-Only Optimization of Multi-Beam Arrays
- 8.4.3. Algorithm
- 8.4.4. Simulation Examples
- 8.5. Conclusions
- References.