WIRELESS NETWORKS AND MOBILE IP
WIRELESS NETWORKS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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IS-95
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IS-95B
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CdmaOne
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Cdma2000
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Detailed explanation-1: -Which of the following leads to evolution of 3G networks in CDMA systems? Explanation: 3G evolution of CDMA system leads to cdma2000. It is based on the fundamentals of IS-95 and IS-95B.
Detailed explanation-2: -Which of the following has no backward compatibility with 3G Cdma2000? Explanation: 3G Cdma2000 is based on the original IS-95 and IS-95A CDMA standards, as well as the 2.5G IS-95B air interface. While upgrading, Cdma2000 maintains backward compatibility with existing IS-95, IS-95A and IS-95B equipments.
Detailed explanation-3: -CDMA2000, also known as CDMA2000 1xRTT or IS-2000, is a technology standard used for delivering 3G cellular services. CDMA2000 is a successor of IS95 (cdmaOne), and it offers 3G mobile services as specified in IMT2000, enabling peak data rates of up to 153 kbps in the original launch.