According to a report from Sprint Nextel recently, the wireless carrier's universally network upgrading will bring immediate "walkie talkie" communications to its usual Android handsets as a downloadable applications. Earlier, this characteristic was exclusive to handsets which had the proper iDEN radio to install.
Recently, nationwide wireless association operative Sprint Nextel placed out its most present plans for changing its 4G network from Wi MAX to LTE with rolling its multi-protocol Network visualization platform.
The firm recently said it will start a "quick national rollout" of 1900MHz LTE as regards halfway during 2012, which will be finished in late 2013. In combination, it will release CDMA(3G)/LTE(4G) gadgets by mid-2012, along with about fifteen devices coming all through the year.
While a part of this change, Sprint Nextel's extensive-running push-to-talk iDEN network will be withdraw and replaced with a innovative CDMA-based push-to-talk service which is developed by Qualcomm known as Sprint Direct Connect.
Presently over a week before, Sprint officially announced Direct Connect with the initial phone to carry the push-to-talk technology, Kyocera DuraMax, moreover announced two extra phones which supporting the technology for the 4th quarter of this decade, Kyocera DuraCore, and one more yet-unnamed Motorola phone ("It will aspect an Android OS, three inch touch screen display and QWERTY keyboard.")
Although since Sprint's "Network Vision" tends additional toward merger of protocol and spectrum and straight Connect works on CDMA, it asked the firm recently if other handsets would be able to append push-to-talk as a discretionary service, or if compatibility concerns would be the similar as they were rear with the iDEN network.