1 Introduction 1 1.1 Problems Addressed 3 1.2 Contribution and Outline of Dissertation 4 2 Fairness-aware Radio Resource Management for Medical Interoperability between WBAN and WLAN 7 2.1 Problem Statement 10 2.2 Effective channel share between WBAN and WLAN 12 2.2.1 System description 12 2.2.2 Throughput model 13 2.2.3 Proposed scheme for effective channel share 21 2.3 Performance Evaluation 27 2.3.1 Simulation Setup 27 2.3.2 Performance Evaluation 28 2.4 Conclusion 34 3 Channel-Aware Congestion Control in Vehicular ac hoc network 37 3.1 Background and Related Work 39 3.2 Proposed Algorithm 44 3.2.1 System Model and effect of fading 44 3.2.2 Diagnosis of Packet Error 47 3.2.3 Channel-Aware Congestion Control 50 3.3 Performance Evaluation 54 3.3.1 Simulation setup 54 3.3.2 Performance Evaluation 57 3.4 Conclusion 67 4 Switching controllers for resilient operations in Wireless sensor-actuator networks 69 4.1 Related work and Background 72 4.1.1 Related work 72 4.1.2 Synchronous transmission 73 4.1.3 Glossy and LWB 75 4.2 Co-Design Approach for Switching Controller 76 4.2.1 System Model 77 4.2.2 Wireless Network Design 79 4.2.3 Delay analysis and stability 82 4.3 Experimental Evaluation 86 4.4 Conclusion 90 5 Conclusions of Dissertation 91 국문초록 105