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WCDMA or wide code division access reached the mobile market in 2004. Well, the operators entrusted with the job of deploying WCDMA are driven by factors like increased revenue opportunity, best user experience of 3G services and operating costs. You must have heard that about 50% of the WCDMA license holders have been able to bring the 3G services in the market. Moreover, every now and then you could hear about new commercial launches. Apart from WCDMA, EDGE has also successfully delivered the 3G services in the global market. But for best user experience, flexibility, performance, and optimum coverage, it is deployed in collaboration with WCDMA. Do you know that 50% of world’s commercial GPRS is committed to EDGE upgrade? This is the reason behind the present market condition of Business 3G.
To your knowledge, most of the GSM operators usually deliver 3G services via the combined WCDMA and EDGE network. Do you know that WCDMA and EDGE are complementary technology? They ensure efficiency, low capital cost, and optimum flexibility. It has been heard that nearly 40 CDMA operators have deployed GSM/EDGE in their network for continuing their service. Technology such as adaptive multi rate (AMR) help in supporting the WCDMA and CDMA launches. These AMR coders in handsets and networks help in improving the coverage of voice services and the user experience of quality. However, dozens of EDGE networks have so far been deployed or put in use for good data experience and earning revenues. To your knowledge, the next step in the third generation communication service is High Speed Downlink Access or HSDPA.
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