Editor biographies - to follow -- Contributors -- Preface to follow -- Chapter 1 Introduction to Millimeter Wave Antennas -- 1.1 Millimeter Waves -- 1.2 Propagation of Millimeter Waves -- 1.3 Millimeter Wave Technology -- 1.3.1 Important Features -- 1.3.2 Major Modern Applications -- 1.4 Unique Challenges of Millimeter Wave Antennas -- 1.5 Briefing of State-of-the-Art Millimeter Wave Antennas -- 1.6 Implementation Considerations of Substrate Integrated Millimeter Wave Antennas -- 1.6.1 Fabrication Processes and Materials of the Antennas -- 1.6.2 Commonly Used Transmission Line Systems for Antennas -- 1.7 Note on Losses in Microstrip-lines and Substrate Integrated Waveguides -- 1.8 Update of Millimeter Wave Technology in 5G and Beyond -- 1.9 Summary -- References -- Chapter 2 Measurement Methods and Setups of Antennas at 60 - 325-GHz Bands -- 2.1 Introduction -- 2.1.1 Far-field Antenna Measurement Setup -- 2.1.2 Near-field Antenna Measurement Setup -- 2.2 Sate-of-the-art mmW Measurement Systems -- 2.2.1 Commercially Available mmW Measurement Systems -- 2.2.2 Customized mmW Measurement Systems -- 2.3 Considerations for Measurement Setup Configuration -- 2.3.1 Near-field versus Compact Range -- 2.3.2 RF System -- 2.3.3 Interface Between the RF Instrument and AUT -- 2.3.4 On-Wafer Antenna Measurement -- 2.4 mmW Measurement Setup Examples -- 2.4.1 60-GHz Antenna Measurement Setup -- 2.4.2 140-GHz Antenna Measurement Setup -- 2.4.3 270-GHz Antenna Measurement Setup -- 2.5 Summary -- References -- Chapter 3 Substrate Integrated mmW Antennas in LTCC -- 3.1 Introduction -- 3.1.1 Unique Design Challenges and Promising Solutions -- 3.1.2 SIW Slot Antennas and Arrays in LTCC -- 3.2 High-gain mmW SIW Slot Antenna Arrays in LTCC -- 3.2.1 SIW Three-Dimensional Corporate Feed -- 3.2.2 Substrate Integrated Cavity Antenna Array at 60 GHz -- 3.2.3 Simplified Designs and High-order-mode Antenna Array at 140 GHz -- 3.2.4 Fully Substrate Integrated Antennas at 270 GHz -- 3.3 Summary -- References -- Chapter 4 Broadband Metamaterial-Mushroom Antenna Array at 60-GHz Bands -- 4.1 Introduction -- 4.2 Broadband Low-Profile CRLH-Mushroom Antenna -- 4.2.1 Working Principle -- 4.2.2 Impedance Matching -- 4.3 Broadband LTCC Metamaterial-Mushroom Antenna Array at 60 GHz -- 4.3.1 SIW Fed CRLH-Mushroom Antenna Element -- 4.3.2 Self-Decoupling Functionality -- 4.3.3 Self-Decoupled Metamaterial-Mushroom Subarray -- 4.3.4 Metamaterial-Mushroom Antenna Array -- 4.4 Summary -- References -- Chapter 5 Narrow-Wall-Fed Substrate Integrated Cavity Antenna at 60 GHz -- 5.1 Introduction -- 5.2 Broadband Techniques for Substrate Integrated Antennas -- 5.2.1 Enhancement of Impedance Matching for SIW Antennas -- 5.2.2 Multi-Mode Substrate Integrated Cavity Antennas -- 5.2.3 Substrate Integrated Cavity Backed Slot Antenna -- 5.2.4 Patch Loaded Substrate Integrated Cavity Antenna -- 5.2.5 Travelling-wave Elements Loaded Substrate Integrated Cavity Antenna -- 5.3 SIW Narrow Wall Fed SIC Antennas at Ka- and V-bands -- 5.3.1 SIW Narrow Wall Fed SIC Antenna -- 5.3.2 SIW Narrow Wall Fed SIC Antenna Array at 35 GHz -- 5.3.3 60-GHz SIW Narrow Wall Fed SIC Antenna Array -- 5.4 Summary -- References -- CHAPTER 6 Cavity-Backed SIW Slot Antennas at 60 GHz -- 6.1 Introduction -- 6.2 Operating Principle of the Cavity-backed Antenna -- 6.2.1 Configuration -- 6.2.2 Analysis of the Backing-cavity -- 6.2.3 Design of the Backing-cavity -- 6.3 Cavity-backed SIW Slot Antenna -- 6.3.1 Feeding techniques -- 6.3.2 The SIW Backing-cavity -- 6.3.3 Radiating Slot -- 6.4 Types of SIW CBSAs -- 6.4.1 Wideband CBSAs -- 6.4.2 Dual-band CBSAs -- 6.4.3 Dual-polarized and Circularly Polarized CBSAs -- 6.4.4 Miniaturized CBSAs -- 6.5 CBSA Design Examples at 60 GHz -- 6.5.1 SIW CBSA with Different Slot WLR -- 6.5.2 Array Examples with Different WLRs of Slot -- 6.6 Summary -- References -- Chapter 7 Circularly Polarized SIW Slot LTCC Antennas at 60 GHz -- 7.1 Introduction -- 7.2 Key Techniques of mmW CP Antenna Array -- 7.2.1 Antenna Element Selection -- 7.2.2 AR Bandwidth Enhancement Methods -- 7.3 Wideband CP LTCC SIW Antenna Array at 60 GHz -- 7.3.1 Wideband AR Element -- 7.3.2 Isolation Consideration -- 7.3.3 Experiment Results and Discussion -- 7.4 Summary -- References -- Chapter 8 Gain Enhancement of LTCC Microstrip Patch Antenna by Suppressing Surface Waves -- 8.1 Introduction -- 8.1.1 Surface waves in microstrip patch antennas -- 8.1.2 Surface waves effects on microstrip patch antenna -- 8.2 State-of-The-Art Methods for Suppressing Surface Waves in Microstrip Patch Antennas -- 8.3 Microstrip Patch Antennas with Partial Substrate Removal -- 8.3.1 Technique of partial substrate removal -- 8.3.2 60-GHz LTCC antenna with partial substrate removal -- 8.4 Summary -- References -- Chapter 9 Substrate Integrated Antennas for Millimeter Wave Automotive Radars -- 9.1 Introduction -- 9.1.1 Automotive Radar Classification -- 9.1.2 Frequency Bands for Automotive Radars -- 9.1.3 Comparison of 24-GHz and 77-GHz Bands -- 9.1.4 Antenna System Considerations for Automotive Radar Sensors -- 9.1.5 Fabrication and Packaging Considerations -- 9.2 Sate-of-the-Art Antennas for 24-GHz and 77-GHz Automotive Radars -- 9.2.1 Selected state-of-the-Art Antennas for 24-GHz Automotive Radars -- 9.2.2 Selected state-of-the-Art Antennas for 77-GHz Automotive Radars -- 9.3 Single-layer SIW Slot Antenna Array for 24-Ghz Automotive Radars -- 9.3.1 Antenna Configuration -- 9.3.2 Slot Array Design -- 9.3.3 Feeding Network Design -- 9.3.4 Experiment Results -- 9.4 Transmit-array Antenna for 77-Ghz Automotive Radars -- 9.4.1 Unit Cell -- 9.4.2 Four-beam Transmit-array -- 9.4.3 Results -- 9.5 Summary -- References -- Chapter 10 Sidelobe Reduction of Substrate Integrated Antenna Arrays at Ka-Band -- 10.1 Introduction -- 10.2 Feeding Networks for Substrate Integrated Antenna Array -- 10.2.1 Series Feeding Network -- 10.2.2 Parallel/Corporate Feeding Network -- 10.2.3 Flat Lens/Reflector-Based Quasi-Optics Feeding Network -- 10.2.4 Power Dividers -- 10.3 SIW Antenna Arrays with Sidelobe Reduction at Ka-Band -- 10.3.1 Double-layer 8x8 SIW Slot Array -- 10.3.2 16x16 Monopulse SIW Slot Array -- 10.4 Summary -- References -- Chapter 11 Substrate Edge Antennas -- 11.1 Introduction -- 11.2 State-of-the-Art -- 11.2.1 End-fire SEAs -- 11.2.2 Leaky-wave SEAs -- 11.3 Tapered Strips for Wideband Impedance Matching -- 11.3.1 Tapered Triangular Strips -- 11.3.2 Tapered Rectangular Strips -- 11.4 Embedded Planar Lens for Gain Enhancement -- 11.4.1 Embedded Metallic Lens -- 11.4.2Embedded Gap Lens -- 11.5 Prism Lens for Broadband Fixed-Beam Leaky-wave SEAs -- 11.6 Summary References.