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  2. Cellular network - Wikipedia

    en.wikipedia.org/wiki/Cellular_network

    As the phone user moves from one cell area to another cell while a call is in progress, the mobile station will search for a new channel to attach to in order not to drop the call. Once a new channel is found, the network will command the mobile unit to switch to the new channel and at the same time switch the call onto the new channel.

  3. List of mobile network operators in the United States

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

    Four of the top five wireless providers have all standardized on 4G LTE and 5G NR as their wireless communication standards, whereas Boost Mobile uses only 5G NR.Of which, LTE has been deployed across their entire coverage area; however, the LTE bands used by each provider remain largely incompatible.

  4. AT&T Wireless Services - Wikipedia

    en.wikipedia.org/wiki/AT&T_Wireless_Services

    The AT&T Wireless brand was retired by Cingular on April 26, 2005, six months after the close of the merger. This was per a pre-spinoff agreement with AT&T Corp. that stated that if AT&T Wireless was to be bought by a competitor, the rights to the name AT&T Wireless and the use of the AT&T name in wireless phone service would revert to AT&T Corp.

  5. Stingray phone tracker - Wikipedia

    en.wikipedia.org/wiki/Stingray_phone_tracker

    Then, the vehicle moves to another location and sends out signals until it connects with the phone. When the signal strength is determined from enough locations, the computer system centralizes the phone and is able to find it. Cell phones are programmed to constantly search for the strongest signal emitted from cell phone towers in the area.

  6. List of telephony terminology - Wikipedia

    en.wikipedia.org/wiki/List_of_telephony_terminology

    Call waiting - a system that notifies a caller of another incoming telephone call by sounding a sound in the earpiece. Called party - (or callee or B-party) Caller; Calling party; Conference call (multi-party call) COCOT; Cut – unexpected, and usually sudden, termination of call, line or service

  7. 'Tortillas save lives': Watch Texas family save orphaned baby ...

    www.aol.com/tortillas-save-lives-watch-texas...

    Adlong said she noticed the baby bird on the ground and couldn't see any signs of a parent or adult birds nearby. Concerned that the chick may get cold, Adlong came up with a clever solution.

  8. Telephone slamming - Wikipedia

    en.wikipedia.org/wiki/Telephone_slamming

    Telephone slamming is an illegal telecommunications practice, in which a subscriber's telephone service is changed without their consent. Slamming became a more visible issue after the deregulation of the telecommunications industry in the mid-1980s, especially after several price wars between the major telecommunications companies.

  9. 'The Black Phone' explained: A real life killer, childhood ...

    www.aol.com/news/black-phone-explained-real-life...

    Among the things the filmmakers couldn't have foreseen — especially as the movie's opening was delayed further than expected due to the COVID-19 pandemic — was the climate in which "The Black ...