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Push-to-Talk Services

-- 14 Vendor Reports

ALSO CALLED: P2T, PTT, Push to Talk Services, and PTT Services
DEFINITION: Push to talk (PTT), is a means of instantaneous communication commonly employed in wireless cellular phone services that uses a button to switch a device from voice transmission mode to voice reception mode. The operation of phones used in this way is similar to "walkie talkie" use. PTT switches a phone from full duplex mode, where both parties can hear each other simultaneously,  … 
Definition continues below.
Recent Vendor Reports on Push-to-Talk Services
Your request for Push-to-Talk Services resources returned limited or no results. The request has been expanded to include Wireless Services resources.
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PUSH-TO-TALK SERVICES DEFINITION (continued): …  to half duplex mode, where only one party can speak at one time. Multiple parties to the conversation may also be included.

All major wireless carriers are rolling out versions of the service, which has been in wide use by Nextel (using the Integrated Digital Enhanced Network, or iDEN) in the telecommunications and construction industries for years. These new versions of PTT, sometimes described as "Push To Talk over Cellular" (PoC), are based on 2.5G or 3G packet-switched networks using a form of VoIP based upon SIP and RTP protocols … 
Push-to-Talk Services definition sponsored by WhatIs.com, powered by WhatIs.com an online computer dictionary

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