New EV-DO Standard Supports Video Calling
Apr 13, 2004, 10:33 AM by (staff)
It was announced yesterday that CDMA2000 1xEV-DO Revision A has been approved by the 3GPP2 standards organization. The new standard differs from the current Revision 0 standard primarily by boosting reverse link (upload) data speeds to 1.8 Mbps (peak), enabling services such as two-way live video calling. Forward link speeds are also slightly improved; bringing EV-DO Revision A data rates to match those of EV-DV Release D. Verizon Wireless is currently deploying EV-DO Revision 0 nationwide.
1xRTT, EV-DO, or any wireless standard to date, is a hardware feature and can't be upgraded. Even EDGE, which is relatively simple, needs to be implemented in hardware.
There is technology on the horizon called Software-Defined Radio (SDR), ...