EVdo technology

What is EVDO? Just the Basics:

* EV-DO - Evolution Data Optimized
* Personal broadband wireless service for a wide range of customers, from business people to students
* Always on - - similar to DSL (wherever 3G capability is available)
* Rides on CDMA signal- 1x data capability available everywhere CDMA voice service available
* Up to 10 times the peak data rate of the next best public wireless solution - 800 - 1,000 Kbps (kilobits per second) average download speeds, comparable to DSL speeds
* Allows the user to be connected herever they are are not only for email, but for downloads, large files, photos, spreadsheets, etc.
* Advantages over WiFi:
o Always on with seamless roaming!
o Signal can travel on same cell sites as cell phones
o No 300-ft range from the cell tower or "hotspot"
o Customers can access their corporate VPN (virtual private network) anywhere they can get a cellular signal via a secure, encrypted signal
o Can download and run video clips in real time
o Can provide service to customers outside of cable-modem or DSL areas
* Relatively low cost with high capacity - allows rich web browsing and application usage
* 1xRTT: 50Kbps - 100Kbps Upload and Download (bursts to 144Kbps)
* EVDO Rev 0: 400kbps-700kbps Download (bursts up to 2.0Mbps), 50kbps-100kbps Upload (bursts to 144Kbps)
* EVDO Rev A: 600Kbps-1,400Kbps Download (bursts to 2.0Mbps), 500Kbps-800Kbps Upload (bursts to 1.8Mbps)