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  2. 4G - Wikipedia

    en.wikipedia.org/wiki/4G

    The pre-4G 3GPP Long Term Evolution (LTE) technology is often branded "4G – LTE", but the first LTE release does not fully comply with the IMT-Advanced requirements. LTE has a theoretical net bit rate capacity of up to 100 Mbit/s in the downlink and 50 Mbit/s in the uplink if a 20 MHz channel is used — and more if multiple-input multiple ...

  3. List of defunct television networks in the United States

    en.wikipedia.org/wiki/List_of_defunct_television...

    24-hour premium cable television channel intended for cable customers in the Philadelphia, Pennsylvania metropolitan area. Channel infrastructure is still used for NBC Sports Philadelphia. SelecTV: Starion Entertainment March 31, 1989: Launched on July 23, 1978. Showtime Beyond: ViacomCBS Domestic Media Networks: July 15, 2020: Launched in ...

  4. Cellular frequencies in the United States - Wikipedia

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

    Professional wireless microphones used the 700 MHz band until 2010 when they were made illegal, but equipment still exists in use that may interfere with 3G and 4G technologies. [10] Due to immediate adjacency to channel 51 lower 700 MHz A block license holders were prohibited to use it within channel 51 station service areas.

  5. Category:YouTube channels closed in 2020 - Wikipedia

    en.wikipedia.org/wiki/Category:YouTube_channels...

    Pages in category "YouTube channels closed in 2020" The following 2 pages are in this category, out of 2 total. This list may not reflect recent changes. L.

  6. YouTube - Wikipedia

    en.wikipedia.org/wiki/YouTube

    YouTube is an American social media and online video sharing platform owned by Google.YouTube was founded on February 14, 2005, by Steve Chen, Chad Hurley, and Jawed Karim, three former employees of PayPal.

  7. History of YouTube - Wikipedia

    en.wikipedia.org/wiki/History_of_YouTube

    Channels created prior as standalone YouTube accounts using its legacy registration form have been grandfathered to a /user/ URL. [157] [158] In November 2013, YouTube's own YouTube channel surpassed Felix Kjellberg's PewDiePie channel to become the most subscribed channel on the website. This was due to auto-suggesting new users to subscribe ...

  8. The next generation of phones will make SIM cards obsolete

    www.aol.com/news/2015-07-17-the-next-generation...

    The era of the SIM card might be about the end. That little plastic card that allows your phone to connect to a specific carrier is about to be replaced by what Samsung and Apple called ...

  9. Mobile technology - Wikipedia

    en.wikipedia.org/wiki/Mobile_technology

    [4] One of the most important features in the 4G mobile networks is the domination of high-speed packet transmissions or burst traffic in the channels. The same codes used in the 2G-3G networks are applied to 4G mobile or wireless networks, the detection of very short bursts will be a serious problem due to their very poor partial correlation ...