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2. History of mobile phones - Wikipedia

   en.wikipedia.org/wiki/History_of_mobile_phones

   Enabling technology for mobile phones was first developed in the 1940s but it was not until the mid-1980s that they became widely available. By 2011, it was estimated in Britain that more calls were made using mobile phones than wired devices. [ 1] The history of mobile phones covers mobile communication devices that connect wirelessly to the ...

3. Internet access - Wikipedia

   en.wikipedia.org/wiki/Internet_access

   Wi-Fi logo. Wireless Internet service providers (WISPs) operate independently of mobile phone operators. WISPs typically employ low-cost IEEE 802.11 Wi-Fi radio systems to link up remote locations over great distances (Long-range Wi-Fi), but may use other higher-power radio communications systems as well, such as microwave and WiMAX. Wi-Fi ...

4. Comparison of mobile phone standards - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_mobile_phone...

   Cellular network standards and generation timeline. This is a comparison of standards of wireless networking technologies for devices such as mobile phones.A new generation of cellular standards has appeared approximately every tenth year since 1G systems were introduced in 1979 and the early to mid-1980s.

5. Multihoming - Wikipedia

   en.wikipedia.org/wiki/Multihoming

   Multihoming is the practice of connecting a host or a computer network to more than one network. This can be done in order to increase reliability or performance. A typical host or end-user network is connected to just one network. Connecting to multiple networks can increase reliability because if one connection fails, packets can still be routed through the remaining connection. Connecting ...

6. Wi-Fi calling - Wikipedia

   en.wikipedia.org/wiki/Wi-fi_calling

   Wi-Fi calling. Wi-Fi calling, also called VoWiFi, [ 1] refers to mobile phone voice calls and data that are made over IP networks using Wi-Fi, instead of the cell towers provided by cellular networks. [ 2] Using this feature, compatible handsets are able to route regular cellular calls through a wireless LAN (Wi-Fi) network with broadband ...

7. 3G - Wikipedia

   en.wikipedia.org/wiki/3G

   3G is the third generation of wireless mobile telecommunications technology. It is the upgrade to 2G, 2.5G, GPRS and 2.75G Enhanced Data Rates for GSM Evolution networks, offering faster data transfer, and better voice quality. [ 1] This network was superseded by 4G, and later by 5G. This network is based on a set of standards used for mobile ...

8. AOL Mail

   mail.aol.com

   You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563.

9. Mobile technology - Wikipedia

   en.wikipedia.org/wiki/Mobile_technology

   D-AMPS: Digital Advanced Mobile Phone System based on TDMA; cdmaOne: Code Division Multiple Access defined by IS-95; PDC: Personal Digital Cellular; TDMA: Time Division Multiple Access; 2.5G: A set of transition technologies between 2G and 3G wireless technologies. In addition to voice, it involves digital communication technologies that ...