Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2005-06-21
2008-10-14
Sharma, Sujatha (Department: 2618)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S550100, C455S090100, C455S521000, C370S339000, C370S392000, C370S395500
Reexamination Certificate
active
07437163
ABSTRACT:
A method and computer-readable medium for a dual dialer state machine are provided. The state machine allows a Radio Interface Layer (RIL) to make decisions on whether to allow calls to be initiated or terminated depending upon the type of call (interconnect or dispatch). The RIL uses the state machine to coordinate the functions of an interconnect phone application and a dispatch phone application.
REFERENCES:
patent: 6067457 (2000-05-01), Erickson et al.
patent: 7155255 (2006-12-01), Blum et al.
patent: 7174168 (2007-02-01), Klein et al.
patent: 2004/0192286 (2004-09-01), Longhurst et al.
patent: 2006/0148503 (2006-07-01), Lasisi et al.
patent: 2007/0060133 (2007-03-01), Spitzer et al.
Lai Duc Dinh
Londry Denis
Palacio Julio
Truter Pieter
Nextel Communications Inc.
Sharma Sujatha
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