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  2. Comparison of mobile phone standards - Wikipedia

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

    In 3G, the most prevalent technology was UMTS with CDMA-2000 in close contention. All radio access technologies have to solve the same problems: to divide the finite RF spectrum among multiple users as efficiently as possible. GSM uses TDMA and FDMA for user and cell separation. UMTS, IS-95 and CDMA-2000 use CDMA. WiMAX and LTE use OFDM.

  3. List of mobile network operators in the United States

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

    Sold spectrum licenses to Verizon Wireless and Eltopia Communications and became a Verizon Wireless MVNO. Fuego Wireless: LTE: Unknown: 2016: Sold network and spectrum licenses to AT&T and Infrastructure Networks [60] Golden State Cellular: CDMA2000: EV-DO: 0.018 [61] 2014: Acquired by Verizon Wireless. [62] Indigo Wireless: GSM, UMTS: EDGE ...

  4. Verizon (wireless service) - Wikipedia

    en.wikipedia.org/wiki/Verizon_(wireless_service)

    Verizon is an American wireless network operator that previously operated as a separate division of Verizon Communications under the name Verizon Wireless. In a 2019 reorganization, Verizon moved the wireless products and services into the divisions Verizon Consumer and Verizon Business , and stopped using the Verizon Wireless name.

  5. List of CDMA2000 networks - Wikipedia

    en.wikipedia.org/wiki/List_of_CDMA2000_networks

    CDMA service suspended starting from 31 October 2017. BSNL India: CDMA2000 1xRTT, EV-DO Rev. A 800 Mar 2005: Mar 2016 [82] [83] [84] MTS India: CDMA2000 1xRTT, EV-DO Rev. B 800 Sep 2003: Nov 2017 [85] [86] [87] RCOM India: CDMA2000 1xRTT, EV-DO Rev. A 800 May 2003: Jun 2016 [88] [89] Tata Docomo India: CDMA2000 1xRTT, EV-DO Rev. B 800 Nov 2002 ...

  6. Mobile phone signal - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_signal

    Some MVNOs use more than one host, which may even have different technologies (for example, different Starlink, Spectrum (brand) and TracFone handsets use either CDMA and 1xRTT on Verizon Wireless, or GSM and UMTS on AT&T Mobility or GSM and UMTS on T-Mobile US).

  7. Cellular frequencies in the United States - Wikipedia

    en.wikipedia.org/wiki/Cellular_frequencies_in...

    The 700 MHz band was auctioned in early 2008 using spectrum previously used by television stations' analog broadcasts, with Verizon Wireless and AT&T Mobility winning the majority of available spectrum. Qualcomm and Echostar were winners of a significant amount of broadcast-oriented spectrum. Verizon Wireless will use the upper band of the 700 ...

  8. Cellcom (United States) - Wikipedia

    en.wikipedia.org/wiki/Cellcom_(United_States)

    Cellcom is a Verizon LTE in Rural America (LRA) partner. Through this partnership, customers of both carriers will benefit from the high-speed, fourth-generation long-term evolution (LTE) services. [9] Cellcom has access to Verizon Wireless's extensive 700 MHz and AWS 1 spectrum holdings for use on their network. [10]

  9. List of mobile network operators - Wikipedia

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

    Verizon Communications: United States United States Virgin Islands Puerto Rico ... CDMA, GSM, GPRS, EDGE, UMTS, HSDPA, HSPA+, LTE; 110.0 [21] (Q1 2022) Government of ...