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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. Visible by Verizon - Wikipedia

    en.wikipedia.org/wiki/Visible_by_Verizon

    Visible Service LLC, doing business as Visible by Verizon, is an American all-digital prepaid mobile virtual network operator (MVNO) and brand wholly-owned by Verizon. Launched in 2018, the carrier offers services on the Verizon network , with all services delivered via e-commerce and mobile apps , and no brick and mortar retail presence.

  4. 25 Gigabit Ethernet - Wikipedia

    en.wikipedia.org/wiki/25_Gigabit_Ethernet

    The 25G Ethernet Consortium specification draft was completed in September 2015 and uses technology from IEEE Std. 802.3ba and IEEE Std. 802.3bj. In November 2014, an IEEE 802.3 task force was formed to develop a single-lane 25-Gbit/s standard, [4][5] and in November 2015, a study group was formed to explore the development of a single-lane 50 ...

  5. Verizon High Speed Internet - Wikipedia

    en.wikipedia.org/wiki/Verizon_High_Speed_Internet

    Verizon High Speed Internet. Verizon logo. Verizon High Speed Internet is a digital subscriber line (DSL) Internet service offered by Verizon. It allows consumers to use their telephone and Internet service simultaneously over the same telephone line while benefiting from Internet connection speeds significantly faster than dial-up. [1]

  6. Wireless broadband - Wikipedia

    en.wikipedia.org/wiki/Wireless_broadband

    A wireless broadband network is an outdoor fixed and/or mobile wireless network providing point-to-multipoint or point-to-point terrestrial wireless links for broadband services. Wireless networks can feature data rates exceeding 1 Gbit/s. [4] Many fixed wireless networks are exclusively half-duplex (HDX), however, some licensed and unlicensed ...

  7. Verizon - Wikipedia

    en.wikipedia.org/wiki/Verizon

    Verizon Communications Inc. (/ v ə ˈ r aɪ z ən / və-RY-zən), is an American telecommunications company headquartered in New York City. [3] It is the world's second-largest telecommunications company (after China Mobile) by revenue and its mobile network is the largest wireless carrier in the United States, with 114.8 million subscribers as of March 31, 2024.

  8. List of mobile virtual network operators in the United States ...

    en.wikipedia.org/wiki/List_of_mobile_virtual...

    Mobile virtual network operators (MVNOs) in the United States lease wireless telephone and data service from the three major cellular carriers in the countryv—AT&T Mobility, T-Mobile US, and Verizon—and offer various levels of free and/or paid talk, text and data services to their customers.

  9. International Mobile Equipment Identity - Wikipedia

    en.wikipedia.org/wiki/International_Mobile...

    The International Mobile Equipment Identity (IMEI) [1] is a numeric identifier, usually unique, [2][3] for 3GPP and iDEN mobile phones, as well as some satellite phones. It is usually found printed inside the battery compartment of the phone but can also be displayed on-screen on most phones by entering the MMI Supplementary Service code *#06 ...