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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. List of wireless network technologies - Wikipedia

   en.wikipedia.org/wiki/List_of_wireless_network...

   CDMA2000 is a family of 3G mobile technology standards for sending voice, data, and signaling data between mobile phones and cell sites. It is a backwards-compatible successor to second-generation cdmaOne (IS-95) set of standards and used especially in North America and South Korea, China, Japan, Australia and New Zealand. It was standardized ...

4. List of 3D-enabled mobile phones - Wikipedia

   en.wikipedia.org/wiki/List_of_3D-enabled_mobile...

   This is a list of 3D-enabled mobile phones. The devices on this list typically use autostereoscopic displays. Some devices may use other kinds of display technology, like holographic displays or multiscopic displays. Some devices employ eye tracking in aiming the 3D effect to the viewer's eye. Opic Technologies, Inc. offers a 3D smartphone with ...

5. List of devices using Qualcomm Snapdragon systems on chips

   en.wikipedia.org/wiki/List_of_devices_using...

   Devices. APQ8026 [ 114 ] Q4 2013. Asus ZenWatch, Zenwatch 2 (WI501Q), Asus Zenwatch 2 (WI502Q), LG G Pad 7.0, G Pad 8.0, G Pad 10.1, G Watch, G Watch R, Watch Urbane, Samsung Galaxy Tab Active, Gear Live, Sony SmartWatch 3, Motorola Moto 360 (2nd generation), Huawei Watch.

6. List of open-source mobile phones - Wikipedia

   en.wikipedia.org/wiki/List_of_open-source_mobile...

   As of 2019, all available mobile phones have a proprietary baseband chip (GSM module, cellular modem), [2] [3] [4] except for the Necuno, which has no such chip and communicates by peer-to-peer VOIP. [ 5 ] [ 6 ] The modem is usually integrated with the system-on-a-chip and the memory. [ 4 ]

7. List of mobile network operators in the United States

   en.wikipedia.org/wiki/List_of_mobile_network...

   AT&T, T-Mobile, Verizon, Boost Mobile, and UScellular also sell SIM cards through their retail channels, both in-store and online. The top five wireless providers operate nationwide wireless networks which cover most of the population in the United States, while smaller carriers provide native network coverage across selected regions of the ...