1. Boosting wireless router range with a custom designed directional antenna Dan Newport Brian Holt Kevin Bishop Steve Sadler

2. Overview Background/Motivation Applications Routers Antenna

3. Background/Motivation Common Routers under $100 dollars have range of 150 ft indoor and 300 ft outdoor.  Increase range with modified antenna  Off the shelf routers with these capabilities are very expensive

4. Background/Motivation Advantages/ Benefits  Extended range of signal  Simple/ cheap to construct  Connection to remote location Disadvantages/Design Issues  Time and cost to build  Complexity of antenna

5. Applications General wireless for public locations Low infrastructure areas  No support for running wires High interference areas  Increased signal strength Point to Point

6. Routers Router Model Issues  Antenna Detachabl e or Hardwired  Interfaces MIMO  Output Power  Third Party Firmware

7. Antenna Antenna Types  Cantenna (waveguide)  Helical  Parabolic Dish  Yagi Yagi Parabolic

8. Summary Background/Motivation Applications Routers Antenna

9. Questions?