Aug 8, 2008 12:50 PM, By Donny Jackson
KANSAS CITY—Push-to-talk interoperability between most cell phones, PDAs and LMR radios is now available to public-safety agencies and other enterprises with access to broadband networks, as shown during a U.S. Department of Homeland Security (DHS) demonstration yesterday.
In its the radio over wireless broadband (ROW-B) project, DHS has developed a solution that leverages the cellular push-to-talk capabilities of Clarity Communications—a subsidiary of ISCO International—and the recently created bridging systems interface (BSI) protocol to enable widespread push-to-talk capability via broadband wireless networks, as well as enhanced situational awareness through location and presence functionality...
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