This site publishes open-source code used in the LTE datacard / modem.
The LTE data card is a Mini PCIe card used in 4G-capable Xoom tablets. Very similar LTE hardware is integrated within Droid Bionic and Droid RAZR phones, and a common software development line was used for all of these LTE modem modules.
The SourceForge Speed Test measures Latency/Ping, Jitter, Download Speed, Upload Speed, Buffer Bloat, and Packet Loss. Upon completion, you can view detailed reports about your connection. This HTML5 speed test does not require Flash or Java, and works on all devices including tablets and smartphones. Host on your own infrastructure or use ours. For licensing, inquire today.