Telecommunications – Transmitter and receiver at separate stations – Plural transmitters or receivers
Reexamination Certificate
2005-07-21
2010-11-09
Nguyen, Duc (Department: 2618)
Telecommunications
Transmitter and receiver at separate stations
Plural transmitters or receivers
C455S090200, C455S519000
Reexamination Certificate
active
07831269
ABSTRACT:
A push-to-talk (PTT) mobile station having a PTT ready mode, the mobile station having a controller adapted for executing computer program code; a memory connected to the controller for storing computer program code; computer program code stored in the memory and executable by the controller for operating the mobile station in the PTT ready mode selected from a plurality of PTT ready mode techniques, for establishing a PTT session; and a radio subsystem connected to the controller and the memory, the subsystem being configured for enabling the PTT mobile station to operate in the PTT ready mode for establishing one of the PTT session, PTT traffic, or both the PTT session and PTT traffic.
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Canadian Office Action, Application No. 2550561, dated Oct. 7, 2008.
EP05254543 Communication pursuant to Article 96(2) EPC dated Feb. 23, 2006.
Jin Xin
Zhao Wen
Moffat & Co.
Nguyen Duc
Rego Dominic E
Research In Motion Limited
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