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  2. AT&T Ready to Fight for Sprint's Push-To-Talkers - AOL

    www.aol.com/news/2012-09-18-att-ready-to-fight...

    It seemed like a good idea at the time (2005). Sprint Nextel (NYS: S) -- just plain old Sprint at the time -- looked at the success Nextel was having with its unique push-to-talk iDEN network and ...

  3. Nextel - Wikipedia

    en.wikipedia.org/wiki/NEXTEL

    Nextel gained a significant marketing and technological advantage through its push-to-talk technology. In 2003, Verizon Wireless and Sprint PCS each launched push-to-talk features, with Cingular following in 2005. None have gained significant traction. Nextel and Verizon had entered a legal battle in June 2003 over Verizon's advertising for ...

  4. Push-to-talk - Wikipedia

    en.wikipedia.org/wiki/Push-to-talk

    A significant advantage of PTT is the ability for a single person to reach an active talk group with a single button press; users don't need to make several telephone calls to coordinate with a group. Push-to-talk cellular calls similarly provide half-duplex communications – while one person transmits, the other(s) receive. This combines the ...

  5. AT&T Mobility - Wikipedia

    en.wikipedia.org/wiki/AT&T_Mobility

    AT&T also offered Enhanced Push To Talk (PTT) services on smartphones. The original PTT service was sunset. The AT&T wireless data network began in 2002 as a Cingular initiative called "Project Genesis" that involved a GPRS overlay of the entire wireless network. Project Genesis was completed by the end of 2004.

  6. Sprint Extends Push-to-Talk Capabilities to More Phones ... - AOL

    www.aol.com/news/2012-10-24-sprint-extends-push...

    Sprint Direct Connect Now, based on Qualcomm Inc.'s proven push-to-talk technology platform, effectively extends Sprint's growing push-to-talk franchise - with more than 1 million Sprint Direct ...

  7. Sprint adds intrinsically-safe push-to-talk device to ... - AOL

    www.aol.com/2013/03/18/sprint-adds-intrinsically...

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