Qualcomm readies next-gen 3G chips
On Friday, Qualcomm said it would have data modems ready in late 2007 for the next iteration of CDMA (code division multiple access) technology called EV-DO (evolution data optimized) Revision B. Today, Sprint Nextel and Verizon Communications, the two largest mobile operators in North America, have built their 3G wireless networks on EV-DO.
These carriers have already deployed EV-DO Revision Zero, which supports average download speeds of between 400kbps and 700kbps and uploads between 50kbps to 70kbps. And now they're in the early stages of deploying EV-DO Revision A, which increases the average download speeds by about 30 percent and nearly doubles upload speeds. Sprint Nextel said its EV-DO Rev. A network offers average speeds between 450kbps to 800kbps for downloads and 70kbps to 144kbps for uploads.
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