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  2. List of United States wireless communications service ...

    en.wikipedia.org/wiki/List_of_United_States...

    However, Verizon is in the process of shutting down their non-LTE networks. Their 1X and EV-DO networks are currently supported, but will be discontinued on December 31, 2022. On December 31, 2020, Verizon will no longer allow phones that don’t support VoLTE to be activated on their network (tablets and hotspots can still be activated as long ...

  3. Mobile telephony - Wikipedia

    en.wikipedia.org/wiki/Mobile_telephony

    Mobile telephony is the provision of telephone services to phones which may move around freely rather than stay fixed in one location. Telephony is supposed to specifically point to a voice-only service or connection, though sometimes the line may blur.

  4. Motorola StarTAC - Wikipedia

    en.wikipedia.org/wiki/Motorola_StarTAC

    The Motorola StarTAC, first released on January 3, 1996, is often assumed to be the first ever clamshell (flip) mobile phone. Technically, however, NEC had been releasing flip phones on NTT Docomo's PDC Mova network long before 1996, namely the TZ-804 and TZ-1501, both respectively launched in 1991 and late 1994.

  5. Evolution-Data Optimized - Wikipedia

    en.wikipedia.org/wiki/Evolution-Data_Optimized

    It is a part of the CDMA2000 family of standards and has been adopted by many mobile phone service providers around the world particularly those previously employing CDMA networks. It is also used on the Globalstar satellite phone network. EV-DO service was discontinued in much of Canada in 2015.

  6. Text messaging - Wikipedia

    en.wikipedia.org/wiki/Text_messaging

    To convince more customers to buy unlimited text messaging plans, some major cellphone providers have increased the price to send and receive text messages from $.15 to $.20 per message. This is over $1,300 per megabyte. Many providers offer unlimited plans, which can result in a lower rate per text, given sufficient volume. Japan

  7. Surveillance - Wikipedia

    en.wikipedia.org/wiki/Surveillance

    The vast majority of computer surveillance involves the monitoring of data and traffic on the Internet. In the United States for example, under the Communications Assistance For Law Enforcement Act, all phone calls and broadband Internet traffic (emails, web traffic, instant messaging, etc.) are required to be available for unimpeded real-time monitoring by federal law enforcement agencies.

  8. Palm (PDA) - Wikipedia

    en.wikipedia.org/wiki/Palm_(PDA)

    The company has plans to market a new Palm smartphone on the Verizon network in the second half of 2018. On October 15, 2018, a new Palm device was unveiled—a cross between a smartphone and a wearable, the Android-based device is designed to serve as a smaller, simplified companion to a larger smartphone.

  9. Xfinity - Wikipedia

    en.wikipedia.org/wiki/Xfinity

    On April 6, 2017, Comcast launched Xfinity Mobile, a mobile virtual network operator on the Verizon mobile network. Xfinity Mobile provides prepaid (with users able to purchase data in 1 GB bundles) and monthly unlimited plans, with the latter throttled after 20 GB of use. The service is sold exclusively to Comcast internet subscribers.