1. Ridgeline Meteorological Sensor Network
Stephen Copeland, Xau Moua, Joseph Lane
Advisors: Dr. Manimaran Govindarasu, Dr.Venkataramana Ajjarapu

2. Problem Statement
Small scout towers capable of wirelessly transmitting measurements to large MET towers.
Wireless communication via radio transceivers on scout tower and MET tower.
Built-in mesh networking protocol

3.   System Block Diagram

4. Transceiver Solution XBee-PRO DigiMesh 900 Transceiver
Transmit Power
50mW
LOS Range
6 miles
(w/ High gain antenna)
Built in mesh
Yes
Cost
$45.00
Pros
Build in mesh protocol
Scalable and interoperable w/ devices from different vendors
UHF can penetrate dense forestry
Self-healing and discovery for stability
Cons
Highest price
XBee-PRO DigiMesh 900 Transceiver

5. Antenna Solution
7" half wave, bulkhead mount, RPSMA connector

6. Microcontroller Solution

7. Testing Range Power consumption Microcontroller
various locations on campus
Power consumption
Use of LabView and multi meters to measure current and voltage levels
Microcontroller
Basic data communication
Message integrity
Throughput

8. Testing (cont.) Self Healing Security Latency Casing
Selected modules turned off during transmission
Security
Channel hopping, Encryption,
Latency
Receiving rate vs. data size
Casing
Shock, vibration, realistic impact, and submersion in water.

9. Current Status Transceivers and antennas received
Documentation Finalized
Proposal for acquisition of used sensors
Initial communication testing
More unit and system level testing is required

10. Thank You
Any Questions?