1. Qian Zhang Hong Kong University of Science and Technology 2011-12-13

2. 2 Wireless Revolution 19972010 Future SMS Voice Video Internet Email Mobile TV VariousInfo/Media New Mobile Devices RFID Applications Sensor Applications

3. Public 3G Networks Public GPRS Networks Airport Home Office IP Backbone WLAN Ethernet WLAN & Bluetooth ? ? ? Which Network? GPRS, UMTS, WLAN, Bluetooth, Ethernet ? ? ? Which Device? Phone, PDA, Tablet, Laptop, Desktop, Xbox ? ? ? How to maintain Connectivity? ? ? How to get one unified experience? ? multiple network islands Seamless Mobility/Roaming

4. The Achievements Complete end-to-end mobility management solution without changing the network infrastructure Received MIT Technology Review world’s top young innovator award (TR100) in 2004 Received the Best Asia Pacific Young Researcher Award elected by IEEE Communication Society in 2005 Core technologies transferred to Microsoft product International patents for related technologies

5. Spectrum, Spectrum, Everywhere, but...

6. Dynamic Spectrum Access and Management Spectrum users Primary (PRI) user (with license) uses spectrum when desired Secondary (SEC) user opportunistically uses remaining spectrum Goals: maximize spectrum utilization while minimize interference Road analogue (spectrum bands  lanes, spectrum users  vehicles) Real Road Dynamic Spectrum Management Spectrum Road PRI SEC

7. CRN and DSA: A Multidimensional Activity Regulation Economics(spectrum market) Business model (pricing) Spectrum Policy Spectrum sensing (incentive) Spectrum coordination Spectrum sharing (cooperative) Spectrum mobility (prediction) Core Technologies Programmable agile radio High performance platform Testbed evaluation Testbed and Platform Spectrum /channel usage understanding and modeling

8. The Achievements Work on multiple aspects related dynamic spectrum management, including spectrum usage modeling, policy/marketing, core technologies, testbed/platform, etc. Received the Overseas Young Investigator Award from the National Natural Science Foundation of China (NSFC) in 2007 Received the Chinese Young Scientists Award by China Association for Science and Technology in 2011 Received the Best Paper Awards from various international conferences, including Globecom, ICC, ICDCS, Qshine, etc. Core technologies transferred to Huawei Corp. and Alcatel- Lucent Corp. International patents for related technologies