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2. Comparison of mobile phone standards - Wikipedia

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

   GSM uses TDMA and FDMA for user and cell separation. UMTS, IS-95 and CDMA-2000 use CDMA. WiMAX and LTE use OFDM . Time-division multiple access (TDMA) provides multiuser access by chopping up the channel into sequential time slices. Each user of the channel takes turns to transmit and receive signals.

3. Mobile broadband - Wikipedia

   en.wikipedia.org/wiki/Mobile_broadband

   Mobile broadband is the marketing term for wireless Internet access via mobile (cell) networks. Access to the network can be made through a portable modem, wireless modem, or a tablet / smartphone (possibly tethered) or other mobile device. The first wireless Internet access became available in 1991 as part of the second generation (2G) of ...

4. Internet access - Wikipedia

   en.wikipedia.org/wiki/Internet_access

   t. e. Internet access is a facility or service that provides connectivity for a computer, a computer network, or other network device to the Internet, and for individuals or organizations to access or use applications such as email and the World Wide Web. Internet access is offered for sale by an international hierarchy of Internet service ...

5. Wireless broadband - Wikipedia

   en.wikipedia.org/wiki/Wireless_broadband

   Wireless broadband. Three fixed wireless dishes with protective covers on top of 307 W. 7th Street, Fort Worth, Texas, around 2001. Wireless broadband is a telecommunications technology that provides high-speed wireless Internet access or computer networking access over a wide area. The term encompasses both fixed and mobile broadband.

6. List of sovereign states by number of broadband Internet ...

   en.wikipedia.org/wiki/List_of_sovereign_states...

   Fixed-broadband access refers to high-speed fixed (wired) access to the public Internet at downstream speeds equal to, or greater than, 256 kbit/s. This includes satellite Internet access, cable modem, DSL, fibre-to-the-home/building, and other fixed (wired) broadband subscriptions. The totals are measured irrespective of the method of payment.

7. 4G - Wikipedia

   en.wikipedia.org/wiki/4G

   4G[ 1] is the fourth generation of broadband cellular network technology, succeeding 3G and preceding 5G. A 4G system must provide capabilities defined by ITU in IMT Advanced. Potential and current applications include amended mobile web access, IP telephony, gaming services, high-definition mobile TV, video conferencing, and 3D television .