PTT

(redirected from Push-to-talk)
Also found in: Dictionary, Acronyms, Encyclopedia, Wikipedia.

time

 [tīm]
a measure of duration. See under adjectives for specific times, such as bleeding time.
activated partial thromboplastin time (APTT, aPTT) the period required for clot formation in recalcified blood plasma after contact activation and the addition of platelet substitutes such as brain cephalins or similar phospholipids; used to assess the coagulation pathways. A prolonged aPTT can indicate a deficiency of any of various coagulation factors, including factors XII, XI, IX, VIII, X, V, and II, and fibrinogen.
AEC minimal response time the shortest duration at which x-ray exposure can be terminated by automatic exposure control.
atrioventricular sequential time a fixed nonprogrammable interval that extends from the atrial stimulus to the ventricular stimulus.
bleeding time the time required for a standardized wound to stop bleeding; used as a test for platelet disorders; see also bleeding time.
circulation time the time required for blood to flow between two given points; see also circulation time.
clotting time (coagulation time) the time required for blood to clot in a glass tube; see also clotting.
cold ischemia time the time between the placement of a traumatically amputated body part in ice and the time of surgical replantation.
inertia time the time required to overcome the inertia of a muscle after reception of a stimulus.
ischemia time the total time between traumatic amputation of a limb or portion of a limb and its surgical reimplantation; it is the sum of warm and cold ischemia times.
minimal response time in radiology, the shortest possible exposure time for an x-ray film to be exposed automatically.
one-stage prothrombin time prothrombin time.
prothrombin time see prothrombin time.
real time a term used to describe a recording device that shows events simultaneously to their occurrence.
thrombin time the time required for plasma fibrinogen to form thrombin; see also thrombin time.
warm ischemia time the time interval between traumatic amputation of a limb or part and its placement on ice.

PTT

Abbreviation for partial thromboplastin time.

PTT

activated partial thromboplastin time.

PTT

abbreviation for partial thromboplastin time.

PTT

Abbreviation for partial thromboplastin time.

PTT,

PTT

partial thromboplastin time.
References in periodicals archive ?
Per Narvinger Head of 4G/5G RAN, Ericssons said, We are pleased to be working with our partner Motorola Solutions and to support Telstras early trials and introduction of next-generation push-to-talk to the Australian market.
The leading provider of standards-based broadband Push-to-Talk, Kodiak delivers clear, reliable, sub-second calling performance with LMR interoperability over 4G LTE, Wi-Fi, and 3G networks.
In 2012, Sprint added more coverage area to its Sprint Direct Connect push-to-talk service - creating three times the push-to-talk coverage of its Nextel National Network - with the addition of roaming and Sprint 1xRTT coverage areas.
mobile phone operator, launched domestic push-to-talk service last August to compete with NII's parent company Nextel, the nation's fifth-largest provider.
The announcement of Verizon Wireless Push-to-Talk prompted rumors that Nextel might file a lawsuit citing trademark infringement.
Sprint Direct Connect Now expands access to next-generation push-to-talk functionality," said Michael Wallace, senior vice president and general manager of Qualcomm Internet Services.
Also, AT&T Enhanced Push-to-Talk can now be used over Wi-Fi, providing US-based customers improved in-building coverage and access to the service via compatible Wi-Fi networks.
Push-to-talk services have been a success in the US, where they were pioneered by telecomms company Nextel, but have yet to gain a foothold in the European market, reports Dow Jones.
NEXTEL IS ADDING COOL new features to Direct Connect, its industry-leading push-to-talk (PTT) service.
Expanded US coverage on Sprint Direct Connect - three times greater coverage area than Sprint's legacy iDEN network - proves big draw as customers continue to migrate to industry's new push-to-talk gold-standard
TELECOMWORLDWIRE-31 January 2005-Boost Mobile expands Push-to-Talk service into Canada and South America(C)1994-2005 M2 COMMUNICATIONS LTD http://www.