Substrate-Integrated Millimeter-Wave Antennas for Next-Generation Communication and Radar Systems
Single‐Layer SIW Slot Antenna Array for 24‐GHz Automotive Radars 9.4 Transmit‐Array Antenna for 77‐GHz Automotive Radars 9.5 Summary Acknowledgments References
18 10 Sidelobe Reduction of Substrate Integrated Antenna Arrays at Ka‐Band 10.1 Introduction 10.2 Feeding Networks for Substrate Integrated Antenna Array 10.3 SIW Antenna Arrays with Sidelobe Reduction at Ka‐Band 10.4 Summary References
19 11 Substrate Edge Antennas 11.1 Introduction 11.2 State‐of‐the‐Art 11.3 Tapered Strips for Wideband Impedance Matching 11.4 Embedded Planar Lens for Gain Enhancement 11.5 Prism Lens for Broadband Fixed‐Beam Leaky‐Wave SEAs 11.6 Summary References
20 Index
List of Tables
1 Chapter 1Table 1.1 Allocation of the radio frequency bands by ITU.Table 1.2 Dominant propagation modes and typical applications of electromagne...Table 1.3 Selected key milestones of research and development of mmW technolo...Table 1.4 mmW antennas.Table 1.5 mmW frequency ranges for 5G NR (TDD).Table 1.6 Comparison of features of network at 5G NR sub‐6 GHz and mmW bands.
2 Chapter 2Table 2.1 Main features of the ETH‐MMW‐1000.Table 2.2 Main features of the μ‐Lab.Table 2.3 Main features of the mini‐compact range.
3 Chapter 3Table 3.1 Gain and efficiency of the 8 × 8 array.Table 3.2 Amplitudes of S‐parameters of a pair of SIWs at 140 and 270 GHz ban...Table 3.3 Dimensions of the FZP antenna (unit: mm).
4 Chapter 6Table 6.1 Geometrical parameters of the arrays.
5 Chapter 9Table 9.1 The classification of automotive radars based on range detection ca...Table 9.2 Frequency bands available for automotive radars over the world.Table 9.3 Dimensions of the slot array (unit: mm).
6 Chapter 11Table 11.1 Slots' positions and the antenna performance.Table 11.2 Achieved bandwidths of three impedance matching structures.Table 11.3 Comparison of the measured antenna gain.
List of Illustrations
1 Chapter 1Figure 1.1 The average atmospheric absorption of waves at a sea level at the...Figure 1.2 (a) Aperture antennas and (b) microstrip antennas.Figure 1.3 Slot antennas.Figure 1.4 (a) Reflector antennas and (b) lens antennas.Figure 1.5 Simplified descriptions of PCB and LTCC processes. (a) PCB and (b...Figure 1.6 A bent MS transmission‐line on a LTCC board.Figure 1.7 The comparison of |S11| and |S21| of a bent MS transmission‐line ...Figure 1.8 The main losses at 60 GHz of a bent MS transmission‐line on a LTC...Figure 1.9 A 10‐mm long bent SIW in a LTCC board.Figure 1.10 The main losses at 60 GHz of a bent SIW in a LTCC board with var...Figure 1.11 Potential mmW applications in 5G NR and future networks.
2 Chapter 2Figure 2.1 Free‐space range using an anechoic chamber.Figure 2.2 Compact antenna test range.Figure 2.3 Planar near‐field antenna measurement setup. (a) Block diagram an...Figure 2.4 ETH‐MMW‐1000 system (courtesy of Ethertronics Inc.).Figure 2.5 The μ‐Lab (courtesy of MVG).Figure 2.6 Mini‐compact range (courtesy of MVG).Figure 2.7 Gain measurement of two identical antennas on a probe station [28...Figure 2.8 Simplified manual on‐wafer antenna measurement setup [29–31].Figure 2.9 (a) Overview of the system configuration and (b) standard‐gain ho...Figure 2.10 Automatic on‐wafer mmW antenna measurement setup diagram [33].Figure 2.11 Nearly 3‐D radiation pattern measurement setups [34, 35].Figure 2.12 (a) A photo of the measurement setup and (b) a closer view of th...Figure 2.13 (a) Antenna measurement setup with backside probing technique an...Figure 2.14 NSI planar near‐field scanner model NSI‐905 V‐8x8 shown during t...Figure 2.15 NSI tiltable planar near‐field scanner model NSI‐906HT‐3 × 3 bui...Figure 2.16 Image of the volumetric mmW measurement facility [40].Figure 2.17 Robotic based near‐field antenna measurement setup [41].Figure 2.18 The layout of the mechanical positioning and measurement systems...Figure 2.19 Commercially available port extension modules.Figure 2.20 Interfaces for microwave antenna measurements. (a) Coax connecto...Figure 2.21 Interfaces for mmW antenna measurements up to 60 GHz. (a) End La...Figure 2.22 Interfaces for mmW antenna measurement above 75 GHz. (a) Wavegui...Figure 2.23 Examples of mmW antenna measurement setup with multiple reflecti...Figure 2.24 Schematic diagram of the measurement setup for antennas at a 60 ...Figure 2.25 Photos of the measurement setup for antennas at a 60 GHz‐band.Figure 2.26 Measured radiation patterns of an antipodal Fermi antenna at 60 ...Figure 2.28 Measured radiation patterns of a 60-GHz substrate‐integrated wav...Figure 2.29 Schematic diagram of the measurement setup for antennas at 140 G...Figure 2.30 Photos of the measurement setup for antennas at a 140 GHz band. ...Figure 2.31 Measured radiation pattern of 135-GHz antenna array on Benzocycl...Figure 2.32 Measured radiation patterns of a TE20‐mode substrate integrated ...Figure 2.33 Schematic diagram of the measurement setup for antennas at 270 G...Figure 2.34 Photo of the measurement setup for antennas at a 270‐GHz band.Figure 2.35 Measured radiation patterns of a 270-GHz LTCC‐integrated strip‐l...
3 Chapter