{"product_id":"broadband-planar-antennas-isbn-9780470871744","title":"Broadband Planar Antennas","description":"The increasing demand for wireless communications has revolutionised the lifestyle of today’s society and one of the key components of wireless technology is antenna design.  Broadband planar antennas are the newest generation of antennas boasting the attractive features required, such as broad operating bandwidth, low profile, light weight, low cost and ease of integration into arrays or Radio Frequency (RF) circuits, to make them ideal components of modern communications systems. Research into small and broadband antennas has been spurred by the rapid development of portable wireless communication devices such as cell phones, laptops and personal digital assistants.  \u003cp\u003eThis all-encompassing volume, \u003ci\u003eBroadband Planar Antennas: Design and Applications,\u003c\/i\u003e systematically describes the techniques for all planar antennas from microstrip patch antennas, suspended plate antennas and planar inverted-L\/F antennas to planar dipole antennas. Also discussed are some of the most recent outcomes such as broadband antenna issues in promising ultra-wideband applications.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eClearly describes the fundamentals of planar antennas and categorises them according to their radiation characteristics\u003c\/li\u003e \u003cli\u003eIntroduces the advanced progress in broadband planar antennas for modern wireless communications\u003c\/li\u003e \u003cli\u003eIncludes a wealth of case studies, design guidelines, figures and tables\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThis text is essential reading for antenna, RF and microwave engineers and manufacturers within the telecommunications industry. Its highly accessible approach will also appeal to researchers, postgraduate students and academic lecturers.\u003c\/p\u003e \u003cp\u003eForeword ix\u003c\/p\u003e \u003cp\u003ePreface xi\u003c\/p\u003e \u003cp\u003eAcknowledgements xiii\u003c\/p\u003e \u003cp\u003e\u003cb\u003e1 Planar Radiators 1\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e1.1 Introduction 1\u003c\/p\u003e \u003cp\u003e1.2 Bandwidth Definitions 2\u003c\/p\u003e \u003cp\u003e1.2.1 Impedance Bandwidth 3\u003c\/p\u003e \u003cp\u003e1.2.2 Pattern Bandwidth 3\u003c\/p\u003e \u003cp\u003e1.2.3 Polarization or Axial-ratio Bandwidth 4\u003c\/p\u003e \u003cp\u003e1.2.4 Summary 5\u003c\/p\u003e \u003cp\u003e1.3 Planar Antennas 5\u003c\/p\u003e \u003cp\u003e1.3.1 Suspended Plate Antennas 5\u003c\/p\u003e \u003cp\u003e1.3.2 Bent Plate Antennas 10\u003c\/p\u003e \u003cp\u003e1.4 Overview of this Book 14\u003c\/p\u003e \u003cp\u003eReferences 15\u003c\/p\u003e \u003cp\u003e\u003cb\u003e2 Broadband Microstrip Patch Antennas 17\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e2.1 Introduction 17\u003c\/p\u003e \u003cp\u003e2.2 Important Features of Microstrip Patch Antennas 20\u003c\/p\u003e \u003cp\u003e2.2.1 Patch Shapes 20\u003c\/p\u003e \u003cp\u003e2.2.2 Substrates 20\u003c\/p\u003e \u003cp\u003e2.2.3 Feeding Structures 21\u003c\/p\u003e \u003cp\u003e2.2.4 Example: Rectangular Microstrip Patch Antennas 23\u003c\/p\u003e \u003cp\u003e2.3 Broadband Techniques 31\u003c\/p\u003e \u003cp\u003e2.3.1 Lowering the Q 31\u003c\/p\u003e \u003cp\u003e2.3.2 Using an Impedance Matching Network 32\u003c\/p\u003e \u003cp\u003e2.3.3 Case Study: Microstrip Patch Antenna with Impedance Matching Stub 34\u003c\/p\u003e \u003cp\u003e2.3.4 Introducing Multiple Resonances 37\u003c\/p\u003e \u003cp\u003e2.3.5 Case Study: Microstrip Patch Antenna with Stacked Elements 39\u003c\/p\u003e \u003cp\u003eReferences 43\u003c\/p\u003e \u003cp\u003e\u003cb\u003e3 Broadband Suspended Plate Antennas 47\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e3.1 Introduction 47\u003c\/p\u003e \u003cp\u003e3.2 Techniques to Broaden Impedance Bandwidth 49\u003c\/p\u003e \u003cp\u003e3.2.1 Capacitive Load 49\u003c\/p\u003e \u003cp\u003e3.2.2 Slotted Plates 51\u003c\/p\u003e \u003cp\u003e3.2.3 Case Study: SPA with an �-shaped Slot 52\u003c\/p\u003e \u003cp\u003e3.2.4 Electromagnetic Coupling 56\u003c\/p\u003e \u003cp\u003e3.2.5 Nonplanar Plates 59\u003c\/p\u003e \u003cp\u003e3.2.6 Vertical Feed Sheet 62\u003c\/p\u003e \u003cp\u003e3.3 Techniques to Enhance Radiation Performance 65\u003c\/p\u003e \u003cp\u003e3.3.1 Radiation Characteristics of SPAs 66\u003c\/p\u003e \u003cp\u003e3.3.2 SPA with Dual Feed Probes 72\u003c\/p\u003e \u003cp\u003e3.3.3 Case Study: Center-concaved SPA with Dual Feed Probes 75\u003c\/p\u003e \u003cp\u003e3.3.4 SPA with Half-wavelength Probe-fed Strip 77\u003c\/p\u003e \u003cp\u003e3.3.5 SPA with Probe-fed Center Slot 81\u003c\/p\u003e \u003cp\u003e3.3.6 Case Study: Center-fed SPA with Double L-shaped Probes 92\u003c\/p\u003e \u003cp\u003e3.3.7 SPA with Slots and Shorting Strips 100\u003c\/p\u003e \u003cp\u003e3.4 Arrays with Suspended Plate Elements 111\u003c\/p\u003e \u003cp\u003e3.4.1 Mutual Coupling between Two Suspended Plate Elements 112\u003c\/p\u003e \u003cp\u003e3.4.2 Reduced-size Array above Double-tiered Ground Plane 117\u003c\/p\u003e \u003cp\u003eReferences 131\u003c\/p\u003e \u003cp\u003e\u003cb\u003e4 Planar Inverted-L\/F Antennas 135\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e4.1 Introduction 135\u003c\/p\u003e \u003cp\u003e4.2 The Inverted-L\/F Antenna 137\u003c\/p\u003e \u003cp\u003e4.3 Broadband Planar Inverted-F\/L Antenna 141\u003c\/p\u003e \u003cp\u003e4.3.1 Planar Inverted-F Antenna 141\u003c\/p\u003e \u003cp\u003e4.3.2 Planar Inverted-L Antenna 144\u003c\/p\u003e \u003cp\u003e4.4 Case Studies 154\u003c\/p\u003e \u003cp\u003e4.4.1 Handset Antennas 154\u003c\/p\u003e \u003cp\u003e4.4.2 Laptop Computer Antennas 171\u003c\/p\u003e \u003cp\u003eReferences 174\u003c\/p\u003e \u003cp\u003e\u003cb\u003e5 Planar Monopole Antennas and Ultra-wideband Applications 179\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e5.1 Introduction 179\u003c\/p\u003e \u003cp\u003e5.2 Planar Monopole Antenna 181\u003c\/p\u003e \u003cp\u003e5.2.1 Planar Bi-conical Structure 181\u003c\/p\u003e \u003cp\u003e5.2.2 Planar Monopoles 181\u003c\/p\u003e \u003cp\u003e5.2.3 Roll Monopoles 183\u003c\/p\u003e \u003cp\u003e5.2.4 EMC Feeding Methods 192\u003c\/p\u003e \u003cp\u003e5.3 Planar Antennas for UWB Applications 193\u003c\/p\u003e \u003cp\u003e5.3.1 Ultra-wideband Technology 193\u003c\/p\u003e \u003cp\u003e5.3.2 Considerations for UWB Antennas and Source Pulses 195\u003c\/p\u003e \u003cp\u003e5.3.3 Planar UWB Antenna and Assessment 212\u003c\/p\u003e \u003cp\u003e5.4 Case Studies 218\u003c\/p\u003e \u003cp\u003e5.4.1 Planar UWB Antenna Printed on a PCB 220\u003c\/p\u003e \u003cp\u003e5.4.2 Planar UWB Antenna Embedded into a Laptop Computer 227\u003c\/p\u003e \u003cp\u003e5.4.3 Planar Directional UWB Antenna 232\u003c\/p\u003e \u003cp\u003eReferences 237\u003c\/p\u003e \u003cp\u003eIndex 241\u003c\/p\u003e \u003cp\u003e\u003cb\u003eDr Zhi Ning Chen\u003c\/b\u003e is the Radio Systems Department Manager at the Institute for Infocomm Research in Singapore and is concurrently teaching at the National University of Singapore. Dr Chen has extensive R\u0026amp;D and teaching experience in wireless communications, electromagnetic applications, antennas and propagation. His current research interests are in antennas for cellular systems, WLANs, portable terminals and UWB radio systems.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eDr Michael Chia\u003c\/b\u003e, is the Division Director for Communications and Devices at the Institute for Infocomm Research in Singapore, which specialises in the R\u0026amp;D of novel radio technology for wireless communications. Dr Chia was a member in the Panel of Public Service Funding-PSF of the Agency for Science, Technology \u0026amp; Research and has been listed in Marquis \u003ci\u003eWho's Who in Science and Engineering\u003c\/i\u003e.\u003c\/p\u003e  The increasing demand for wireless communications has revolutionised the lifestyle of today’s society and one of the key components of wireless technology is antenna design.  Broadband planar antennas are the newest generation of antennas boasting the attractive features required, such as broad operating bandwidth, low profile, light weight, low cost and ease of integration into arrays or Radio Frequency (RF) circuits, to make them ideal components of modern communications systems. Research into small and broadband antennas has been spurred by the rapid development of portable wireless communication devices such as cell phones, laptops and personal digital assistants.  \u003cp\u003eThis all-encompassing volume, \u003ci\u003eBroadband Planar Antennas: Design and Applications,\u003c\/i\u003e systematically describes the techniques for all planar antennas from microstrip patch antennas, suspended plate antennas and planar inverted-L\/F antennas to planar dipole antennas. Also discussed are some of the most recent outcomes such as broadband antenna issues in promising ultra-wideband applications.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eClearly describes the fundamentals of planar antennas and categorises them according to their radiation characteristics\u003c\/li\u003e \u003cli\u003eIntroduces the advanced progress in broadband planar antennas for modern wireless communications\u003c\/li\u003e \u003cli\u003eIncludes a wealth of case studies, design guidelines, figures and tables\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThis text is essential reading for antenna, RF and microwave engineers and manufacturers within the telecommunications industry. Its highly accessible approach will also appeal to researchers, postgraduate students and academic lecturers.\u003c\/p\u003e","brand":"Wiley","offers":[{"title":"Default Title","offer_id":47988859797733,"sku":"NP9780470871744","price":153.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1842\/7735\/files\/9780470871744.jpg?v=1761781808","url":"https:\/\/k12savings.com\/es\/products\/broadband-planar-antennas-isbn-9780470871744","provider":"K12savings","version":"1.0","type":"link"}