Telecommunications – Radiotelephone system – Auxiliary data signaling
Reexamination Certificate
2006-06-29
2009-12-29
Feild, Joseph H (Department: 2627)
Telecommunications
Radiotelephone system
Auxiliary data signaling
C455S410000, C455S411000, C455S423000, C455S404100
Reexamination Certificate
active
07640030
ABSTRACT:
Spam filtering methods and systems are provided for filtering spam SMS SMPP messages from an ESME to an SMSC associated with a wireless network, in which an anti-spam application receives SMPP SMS messages from the ESME and performs spam filtering prior to providing SMPP messages to the wireless network, with good messages being forwarded to the SMSC of the network and spam messages being discarded or persisted.
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Cai Yigang
McGreal Donna L.
Singh Sanjeev Kumar
Yang Randy Honggang
Zhang Li Chun
Alcatel-Lucent USA Inc.
Fay Sharpe LLP
Feild Joseph H
Nguyen Huy D
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