Section 1: 5G and its Applications -- 1 5G and Cognitive Radio 3 Dr. Nagamani K. and Dr. Bhagya R. -- 1.1 Introduction -- 1.2 5G System Architecture -- 1.3 An Overview of Network Elements -- 1.4 Design Problems -- 1.5 5G Infrastructure Needs -- 1.6 Features -- 1.7 5G Network Slicing -- 1.8 Pros of 5G -- 1.9 Cons of 5G -- 1.10 5G Applications -- 1.11 Cognitive Radio -- 1.12 Cognitive Radio Network -- 1.13 Spectrum Sensing in CRNs -- 1.14 Classification of CR Spectrum Sensing -- 1.15 Methods of Spectrum Sensing -- 1.16 Routing in Cognitive Radio Network -- 1.17 Terminal Capability of CRN -- 1.18 Reconfigurable Capability -- 1.19 Architecture of CRN -- 1.20 Primary System and CR System -- 1.21 Routing Challenges in CRNs -- 1.22 SDR Architecture -- 1.23 Physical Architecture of CR -- 1.24 Operation of CR -- 1.25 Benefits of CR -- 1.26 Challenges Faced by CR -- 1.27 Techniques of Spectrum Sensing -- 1.28 Cooperative SS Techniques -- 2 A Single-Ring SRR Loaded Slot Engraved Rectangular Monopole Antenna for ISM, WLAN, WiMAX, and 5G Application 39 Prasad Jones Christydass, Asha, Chandra Kumar Dixit, Dhanagopal and Praveen Kitti -- 2.1 Introduction -- 2.2 Design of SRR Loaded Slot Engraved Rectangular Monopole -- 2.3 Parametric Analysis -- 2.4 Results and Discussion -- 2.5 Conclusion -- 3 Compact Wideband 6-GHz Different Radiating Elements MIMO Antenna with Dual-Band for the 5G/WLAN/C-Band Application 57 Shrenik Suresh Sarade and Dr. S. D. Ruikar -- 3.1 Introduction -- 3.2 Designing of Two-Element and Four-Element MIMO Antenna -- 3.2.1 Two-Element MIMO Antenna with Defected Ground Structure (DGS) -- 3.2.1.1 Optimization of Defected Ground Structure (DGS) in the Ground Plane and Cut Slot in the Radiating Patch -- 3.2.1.2 Result Analysis of Two-Element MIMO Antenna -- 3.2.2 Four-Element MIMO Antenna -- 3.2.2.1 Result Analysis of Four-Element MIMO Antenna -- 3.3 Comparison -- 3.4 Conclusions -- Section 2: Wireless Communication Applications -- 4 Compact Fractal Wearable Antenna with and without Defected Ground Structure for Wireless Body Area Communications 89 S. Ramesh and S. Chitra -- Introduction -- Design and Methodology of Proposed Antenna -- Design Process -- Analysis of Triangular Patch Antenna -- Defected Ground Structure -- Proposed Antenna Configuration -- Results and Discussion -- S-Parameter -- Radiation Pattern -- Specific Absorption Rate (SAR) -- Prototype Antenna -- Measured Results -- Measurement of S11 -- Comparison of Simulated and Measured Results -- Return Loss -- Radiation Pattern -- Conclusion -- Acknowledgement -- References -- 5 A Novel Defected Ground Structure Based Analysis of Micro Strip Patch Antenna for Modern Radar Application 113 Amrees Pandey, J. A. Ansari and Iqra Masroor -- 5.1 Introduction -- 5.1.1 Antenna Design and Evolution of the Proposed Design Model -- 5.1.2 Results and Discussion -- 5.2 Conclusion -- 6 A Reconfigurable Antenna for C Band Applications 133 Banuprakash R., Vishakha Yadav, Dwarakanath G. V. and S. A. Hariprasad -- 6.1 Introduction -- 6.2 Structure of Antenna -- 6.3 Results and Discussions -- 6.3.1 Intermediate Steps -- 6.3.2 Gain -- 6.3.3 Radiation Pattern -- 6.3.4 Reconfigurable Antenna Prototype -- 6.4 Conclusion -- 7 Split-Ring Resonator--Inspired Polygonal-Shaped Printed Antenna for Wireless Application 153 Prasad Jones Christydass S., Saravanakumar R., Regina S. and Malaisamy K. -- 7.1 Introduction -- 7.2 Design of SRR-Inspired Polygonal Antenna -- 7.3 Parametric Analysis -- 7.4 Result and Discussion -- 7.5 Conclusion -- References -- Section 3: MIMO Techniques -- 8 Dielectric Resonator Antenna for Multiple Input Multiple Output Applications 173 Mehaboob Mujawar and Subuh Pramono -- 8.1 Dielectric Resonator Antennas (DRA) -- 8.2 Multiple Inputs and Multiple Outputs (MIMO) -- 8.3 Comparative Study of Different DRA Antennas for MIMO Applications -- 8.4 H-Shaped DRA MIMO Antenna -- 8.5 Results -- 8.6 Conclusion -- 9 A Circular Waveguide Polarizer Based on Periodic Metallic Structure Loading 191 Swati Varun Yadav and Ashish Chittora -- 9.1 Introduction -- 9.2 Design Principle and Structure -- 9.3 Result and Discussion -- 9.4 Conclusions -- 10 A Metamaterial-Inspired Monopole Antenna for Multi-Resonance Applications 207 Chetan S. and Chandrappa D. N. -- 10.1 Introduction -- 10.2 Reduction of Electrical Size -- 10.3 Reduction of Coupling Effects -- 10.4 Shaping of Aperture Field -- Directivity and Gain Enhancement -- 10.5 Scanning of Main Beam Direction -- 10.6 Design of Rectangular Split-Ring Metamaterial Unit Cell -- 10.7 Design of Metamaterial-Loaded Monopole Antenna -- 10.8 Design of Monopole Antenna with Metamaterial -- 10.9 Conclusion -- 11 Energy-Efficient Technique to Improve the System Using MIMO 223 Manjunath Managuli, Mahantesh K., M. Lakshminarayana and Sangamesh C. Managuli -- Introduction -- Antenna Node Construction -- System Specifications -- Practical Requirements -- Non-Useful Requirements -- H/S Requirements -- Software Environment and Instrument -- Programming Language -- C++ Language -- OTCL Script -- AWK Characters -- Prefaces to NST -- User Vision of System -- Structure Architecture Design -- Complete Aim -- Flow Chart -- Sequence Diagram -- Implementation -- System Component -- Power Component -- Node Power Estimate -- Self-Adaptive Sleep/Awake Module -- Performance Analysis Module -- Existing System -- Self-Adaptive Sleep/Awake Algorithm Screenshot -- Proposed System -- Energy Efficient Method to Improve Network Lifetime Using MIMO Screenshots -- Testing -- Levels of Testing -- Initialization Testing -- Functional Testing -- Results and Analysis -- Self-Adaptive Sleep/Awake Algorithm Performance Metrics Screenshots -- Performance Measures -- Existing System -- XGraph -- Average Throughput -- X-Graph -- Average End-to-End Delay -- X-Graph -- Overhead -- X-Graph -- Average Energy.