Telecommunications – Radiotelephone system – Special service
Reexamination Certificate
2004-05-17
2009-02-24
Ramakrishnaiah, Melur (Department: 2614)
Telecommunications
Radiotelephone system
Special service
C455S432200, C455S445000
Reexamination Certificate
active
07496354
ABSTRACT:
A telematic service procedure includes first establishing a connection with a voice call a service center, and then determining whether a digital or analog network status is to be used during the establishment of a connection.
REFERENCES:
patent: 6477459 (2002-11-01), Wunderlich
patent: 6615130 (2003-09-01), Myr
patent: 7215965 (2007-05-01), Fournier et al.
patent: 2004/0203730 (2004-10-01), Fraser et al.
patent: 2004/0203970 (2004-10-01), Rooke et al.
Bayerische Motoren Werke Aktiengesellschaft
Crowell & Moring LLP
Ramakrishnaiah Melur
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