Wireless equipment makers Ericsson(s eric) and Nokia Siemens Networks(s nok)(s si) took important first steps toward the future heterogeneous networks this week at CTIA Wireless. Both vendors announced new traffic steering technologies that make Wi-Fi and cellular data networks play nice with one another.
Today Wi-Fi and 3G/4G networks sit side by side, but they hardly work together. When you’re in the presence of an authorized hotspot your device will log in, leaving the cellular connection behind. As you wander away from the access point, your Wi-Fi connection gets weaker to the point of uselessness until your device finally disconnects and forces its way back onto the cellular grid. It’s hardly an ideal or seamless experience.
These new traffic steering technologies, however, make what were once two distinct networks act as one, selecting the optimal connection at any given moment. So if you suddenly wander into a congested hotspot, the…
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