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Thursday, September 18, 2014

How are WiFi and 3G different | Difference of 3G and WiFi | Difference of 3G and WiFi optimization

We consider several of the important ways in which the WiFi and 3G approaches to offering broadband wireless access services are substantively different.

















Current business models/deployment are different
        3G represents an extension of the mobile service-provider model. This is the

          technology of choice for upgrading existing mobile telephone services to expand capacity and            add enhanced services. The basic business model is the telecommunications services model in           which service providers own and manage the infrastructure (including the spectrum) and sell               service on that infrastructure.

Spectrum policy and management
           One of the key distinctions between 3G and WiFi that we have only touched upon lightly thus
          far is that 3G and other mobile technologies use licensed spectrum, while WiFi uses unlicensed
          shared spectrum
Status of technology development different
          Deployment status
           In  OECD countries, cell phone penetration of 2G services is quite high, and consumers
           have a choice among multiple facilities-based providers in most markets.

          Embedded support for services
           Another important difference between 3G and WiFi is their embedded support for voice
           services. 3G was expressly designed as an upgrade technology where as wireless voice                       telephony  networks, so voice services are an intrinsic part of 3G

          Standardization
          It is possible to compare the two technologies with respect to the extent to which they are
          standardized. Broadly, it appears that the formal standards picture for 3G is perhaps more clear
           than for Wireless LAN ( WLAN). for 3G, there is a relatively small family of internationally            sanctioned

          Service/business model
          3G is more developed than WiFi as a business and service model. It represents an extension of
         the existing service-provider industry to new services, and as such, does not represent a radical
         departure from underlying industry structure.



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