1. Software Defined Radio Libin Benedict S7 IT Roll No.9

2. Introduction Radio that provide software control of various operation parameters First coined by Joe Mitola in 1991 Expected to become the dominant technology in radio communications Implemented in JTRS of Dept of Defence,USA

3. Motivation behind... Evolution of various wireless network standards Difference in air interface and link layer protocols across various geographies Deployment issues faced by network operators

4. Features Reconfigurability Ubiquitious connectivity Interoperablity

5. Implementation RF Section - responsible for transmitting/receiving radio frequency IF Section - converts RF to intermediate frequency(IF) and vice versa Digital Signal Processing - set of objects defined in software

6. Architecture

7. Architecture(Cont'd...)

8. Advantages Flexibility Cheaper RF front end design Smaller list of components Faster time to market

9. Limitations Software reliability Security Cost Power consumption

10. Applications Commercial Military Aerospace

11. Adoption Timeline

12. References www.wikipedia.org www.sdrforum.org www.radio-electronics.com

13. Thank You!