Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473613 | Method and system for generating a secure wireless link between a handset and base station | Virginia M. Chan, Xiaohua Xie | 2002-10-29 |
| 6445732 | Dynamic range reduction circuitry for a digital communications receiver | Robert K. Perez | 2002-09-03 |
| 6411646 | Direct conversion time division duplex radio, direct sequence spread spectrum cordless telephone | John Walley, D. Vincent Laub | 2002-06-25 |
| 6404863 | First party signalling for call waiting calling number identification (CWCID) system | — | 2002-06-11 |
| 6404868 | Peer-to-peer transfer using pre-existing caller ID CLASS FSK signaling infrastructure | Robert Stanley Saunders, John Walley, Raymond Hon Mo Yung | 2002-06-11 |