David Vye, MWJ Editor
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David Vye is responsible for Microwave Journal's editorial content, article review and special industry reporting. Prior to joining the Journal, Mr. Vye was a product-marketing manager with Ansoft Corporation, responsible for high frequency circuit/system design tools and technical marketing communications. He previously worked for Raytheon Research Division and Advanced Device Center as a Sr. Design Engineer, responsible for PHEMT, HBT and MESFET characterization and modeling as well as MMIC design and test. David also worked at M/A-COM's Advanced Semiconductor Operations developing automated test systems and active device modeling methods for GaAs FETs. He is a 1984 graduate of the University of Massachusetts at Dartmouth, with a concentration in microwave engineering.

CDMA2000 and 1xEV-DO worldwide users surpass 450 million and 100 million, respectively

September 15, 2008
The CDMA Development Group (CDG) announced that CDMA2000 and 1xEV-DO technologies have surpassed 450 million and 100 million users, respectively, worldwide. The total cumulative cdmaOne and CDMA2000 subscriber base has reached 463 million, growing 12 million net subscribers during the second quarter of 2008.

CDMA2000 subscriptions grew at pace of 19 per cent between June 2007 and June 2008, with the strongest growth coming from the Asia Pacific region, followed by North America, Europe, the Middle East and Africa. Asia Pacific accounts for 52 per cent of the global CDMA market, adding more than 51 million new CDMA2000 subscribers during the same period. North America (including the U.S. and Canada) saw an addition of over 18 million new CDMA2000 users over the year and, with 144 million subscribers, CDMA now accounts for more than 51 per cent of the wireless market in the region. Europe, the Middle East and Africa added more than 13 million CDMA2000 subscribers in the past year, more than doubling its subscribers at a 142 per cent growth rate.

Operators added almost 25 million EV-DO users from June 2007 to June 2008, representing a 33 per cent annual increase. The CDMA2000 1xEV-DO broadband solution has 123 operators in 62 countries offering high-speed CDMA services. Up to 44 of these operators have deployed CDMA2000 1xEV-DO Rev. A networks to offer mobile broadband services, and another 36 operators are in the process of deploying the solution. CDG says that EV-DO is growing the fastest among North American operators, gaining more than 17 million subscribers at a 46 per cent growth rate. Europe, the Middle East and Africa saw the number of EV-DO subscribers triple over the past year, while Latin America and Asia Pacific users increased by 29 per cent and 16 per cent, respectively

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