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Thursday, June 28, 2007
OFDM and OFDMA: The Difference
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I was curious as to why IEEE 802.16d (fixed service) uses Orthogonal Frequency Division Multiplexing (OFDM). IEEE 802.16e (mobile) uses Orth...
12 comments:
3G in 900MHz band can make 3G a winner
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The widespread deployment of 3G networks in the 900MHz GSM spectrum band, as well as the 2100MHz band, could enable an additional 300 millio...
1 comment:
Tuesday, June 26, 2007
OMA seeks to ease mobile TV pain
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The Open Mobile Alliance's recently-unveiled BCAST Enabler specification is designed to create a 'write once, run anywhere' envi...
Sunday, June 24, 2007
Certified Wireless USB's and Cablefree USB
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This is a copy from my old blog . While doing some background sstudy of Wireless USB i came acrosss interesting information. Apparently ther...
1 comment:
Friday, June 22, 2007
2.5 Billion GSM Subscribers Worldwide
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Bellevue, WA, June 05, 2007 - Today, 3G Americas reports that the number of GSM mobile wireless subscribers worldwide has reached 2.5 billi...
Wednesday, June 20, 2007
Continuous Packet Connectivity (CPC)
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Packet-oriented features like HSDPA and HSUPA (HSPA) in UMTS systems provide high data rates forboth downlink and uplink. This will promote ...
Tuesday, June 19, 2007
Voice call continuity (VCC)
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Voice call continuity requires maintaining a voice call when a mobile terminal moves from one cell to another for second generation Global S...
Monday, June 18, 2007
IMS strategies: Synopsis from IMS 2.0 world forum
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From Ajit's Open Gardens Blog : IMS 2.0 world forum is a must attend event .. I learnt a lot from it. Here is a brief synopsis of where...
Cognitive radio
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Cognitive radio (CR) is a newly emerging technology, which has been recently proposed to implement some kind of intelligence to allow a radi...
Friday, June 15, 2007
AT&T bets on LTE
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AT&T says its next-generation roadmap leads to LTE, though it's evaluating the use of WiMAX technology for backhaul according to a r...
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