Center for Advanced Technologies and Applications for the Next Generation Information and Communication Networking Sub-Project 1: Advanced Technologies and Applications for Wireless Networks

Important Research Issues  Wireless sensor networks  Mobile communication networks  Telematics and vehicular ad hoc networks (VANETs)  Cloud Computing 2015/8/15 2

Wireless Sensor Networks Data Aggregation Technology Wireless Sensor & Actuator Networks Telematics & VANET Medium Access Control Applications Information Delivery Technology Technologies Multimedia Streaming, Driving Safety, Driving Efficiency Mobile Commun. Networks Cooperative Networks Femtocell Networks LTE / WiMAX Multicast Technologies ApplicationsTechnologies Cyber Physical Systems - Smart Grid - Intelligent Home Internet of Things Cognitive Cloud Computing Service Cloud Computing Applications IPTV, VoIP, DVB Group Management Location-Based Service Organization of Sub-project /8/15 3

Wireless Sensor Networks  Virtual-Coordinate-Based Routing:  Virtual Coordinate Assignment Protocol  Routing Protocol  GPS-Free Information Brokerage:  Information Brokerage (e.g. Location Sever)  GPS-Free (Connection-Based) 2015/8/15 4

Wireless Sensor Networks  Data Aggregation:  Data Dependency  Data Transmission Path  Wireless Sensor and Actor Network  Actor: Movable and with Strong-Functionality (e.g. Fire Fighting helicopter, Battery Recharging Vehicle)  Data Transmission to Multiple Actors 2015/8/15 5

Wireless Sensor and Actor Networks 2015/8/15 6

Wireless Sensor Networks  Underwater Sensor Network:  Low Delivery Rate, Long Latency, and Low Moving Speed  Routing Protocol, Information Brokerage  Network Maintenance:  Node Active-Sleep Scheduling  Battery Recharging Scheduling 2015/8/15 7

Under-Water Sensor Networks 2015/8/15 8

Telematics & VANET: Technology and Applications  Reliable information delivery technology  Broadcast, multicast, and multi-hopping are crucial for vehicular ad-hoc networks.  Important research issues include Broadcast optimization, multicast tree construction, cluster planning Cooperative communication Routing algorithm tailored to network with Highly dynamic topology Highly non-uniform node distribution 2015/8/15 9

Telematics & VANET: Technology and Applications 2015/8/15 10

Telematics & VANET: Technology and Applications  Design and analysis of high performance MAC mechanism  Diverse telematics applications require various QoS  Important research issues include Opportunistic relaying Network coding Topology control Multi-Channel allocation Scheduling algorithm 2015/8/15 11

Telematics & VANET: Technology and Applications  Applications of driving safety/efficiency and multimedia streaming  Safety, efficiency and recreation are crucial for Telematics applications  Important research issues include Scheduling algorithm with QoS guarantee, scheduling over heterogeneous networks P2P multimedia streaming, P2P file searching and sharing, P2P application-layer multicast Route planning and navigation Fleet tracking and management Detection and dissemination of emergency information 2015/8/15 12

Mobile Communication Networks 2015/8/15 13

Mobile Communication Networks  Design of Cooperative Networks with High Performance and Quality-of-Service  QoS Support in Cooperative Networks  Bandwidth Management in Cooperative Networks  Cross-layer Design of Cooperative Networks based on MIMO techniques  Channel-Aware Transmission Control for Cooperative Networks 2015/8/15 14

Mobile Communication Networks  Design of Femtocell Networks with Quality-of-Service  Interference Management/Resource Allocation  Access Control  Handoff Management  Local IP Access  Selected IP Traffic Offload  Self-Organizing Networks  Emergency Call  Time Synchronizing/Spectrum Accuracy  Multiple Input Multiple Output (MIMO) 2015/8/15 15

Mobile Communication Networks  WiMAX/LTE Multicasting with Quality-of-Service  Layer-encoded Multimedia Server Design  Opportunistic Multicast Scheduling and Resource Allocation  Multi-BS Synchronization and Handoff  Sleep-mode Power Saving 2015/8/15 16

Cloud Computing Internet of Things Distributed Cloud Platforms Cyber-Physical Systems 2015/8/15 17

Distributed Cloud Platforms 2015/8/15 18 Infrastructure as a Service (IaaS) Deployment platform that abstracts the infrastructure Platform as a Service (PaaS) Developer platform that abstracts the infrastructure, OS, and middleware to drive developer productivity Software as a Service (SaaS) Finished applications that you rent and customize

Distributed Cloud Platforms  Software as a Service (SaaS)  Platform as a Service (PaaS)  Infrastructure as a Service (IaaS)  Scalability  Availability  Manageability  Accessibility  Performance Service ModelsEssential Properties 2015/8/15 19  Deliver fundamental service models and provide essential properties

Issues - SaaS  Web Service  Leveraging interconnectivity and mobility of client devices  Enhanced effectiveness with greater human participation  Web-based Application  Running interactive applications through a web browser  Conventional applications should be able to translate their access interface onto web-based platform 2015/8/15 20

Issues - PaaS  Runtime Environment  Dynamic provisioning On-demand resource provisioning  Load balancing Distribute workload evenly among resources  Fault tolerance Continuously operating in the presence of failures  Automatic Control  Police-Based Control Make the decision according to some principles and requirements  Workflow Control Workflow processing daemon delivers speedy and efficient construction and management of cloud resources 2015/8/15 21

Issues - IaaS  Virtual Resource Management  Provide an abstraction of logical resources based on virtualization technique  Manage virtualized resources for the deployment of virtual machine, virtual storage and virtual network  System Monitoring  Monitor system status of virtual and physical resources  Provide accurate information and lookup service through the web-based display 2015/8/15 22

Internet of Things  Internet of Things communication systems and network infrastructures  Location and tracking of objects  Connection of everyday objects to the Internet  Standards for an Internet of Things  Perhaps involved with the traditional issue about WSNs 2015/8/15 23

Internet of Things 2015/8/15 24

The Challenges of Cyber-Physical System Research 2015/8/15 25  Robustness, Safety, and Security of CPS  Uncertainty in the environment, security attacks, and errors in physical devices make ensuring overall system robustness, security, and safety a critical challenge  Control and Hybrid Systems  A new calculus must merge time-based systems with event-based systems for feedback control  Architecture  New network protocols must be designed for large-scale CPS. An innovative paradigm can be built around the notion of being “globally virtual, locally physical”

The Challenges of Cyber-Physical System Research  Verification, Validation, and Certification of CPS  Real-Time Embedded Systems Abstractions  New distributed real-time computing and realtime group communication methods are needed  Sensor and Mobile Networks  Knowledge creation from the vast amount of raw data being collected will be essential  Education and Training  Scientists and engineers who are properly trained in the fundamentals of computation, control, networking, and software engineering are critically needed 2015/8/15 26

Potential Applications for CPS integrated medical systems distributed micro power generation safe/efficient transportation military dominance economic dominance disaster recovery energy efficient buildings alternative energy pervasive adaptive communications more efficient financial networks distributed service delivery social networking and games CONTROL 2015/8/15 27

Sensors Everywhere 2015/8/15J. P. Sheu 28 Smart Buildings Kindly donated by Stewart Johnston Smart Bridges Credit: MO Dept. of Transportation Precision Agriculture Environmental Industrial Plants