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IP-based distributed wireless access network architecture for CDMA networks |
Ramachandran Ramjee, Krishan K. Sabnani |
2008-03-04 |
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Internet protocol based wireless call processing |
Mehmet Karaul, Jonathan Lennox, Kazutaka Murakami |
2006-08-01 |
| 6014429 |
Two-way wireless messaging system with transaction server |
Krishan K. Sabnani, Thomas Woo |
2000-01-11 |
| 5974300 |
Two-way wireless cellular messaging system |
Krishan K. Sabnani, Thomas Woo |
1999-10-26 |
| 5970122 |
Two-way wireless messaging system having user agent |
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1999-10-19 |
| 5959543 |
Two-way wireless messaging system with flexible messaging |
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1999-09-28 |
| 5918158 |
Two-way wireless messaging system |
Krishan K. Sabnani, Thomas Woo |
1999-06-29 |