Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2007-08-21
2007-08-21
D'Agosta, Steve M. (Department: 2617)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S435100, C455S437000, C455S438000, C455S439000, C455S440000, C455S442000, C455S443000, C455S456100, C455S452200, C455S550100, C455S552100, C455S553100, C370S331000, C370S333000, C370S338000
Reexamination Certificate
active
10930621
ABSTRACT:
A method for handing off a wireless communication session between a first radio network and a second radio network. The method includes handing off the wireless communication session from the first wireless communication to the second radio network based on a first trigger. The method also includes handing off the wireless communication session from the second wireless communication to the first radio network based on a second trigger, wherein the second trigger is different than the first trigger.
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Pending U.S. Patent Application for Durga Prasad SATAPATHY, “Proactive Management of Dropped Calls in a Wireless Communication System”, U.S. Appl. No. 10/101,106, filed Mar. 19, 2002.
Anderson Leo
Oh Dae-Sik
Ryu Deuk-Ho
D'Agosta Steve M.
Sprint Spectrum L.P.
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