Issued Patents 2003
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668178 | Battery-backup mechanism for base unit of wireless telephone system | Kumar Ramaswamy | 2003-12-23 |
| 6658242 | TDMA wireless telephone system with independently tracked demodulation parameters | Kumar Ramaswamy, Dong-Chang Shiue | 2003-12-02 |
| 6628768 | System and method of responding to an incoming call while conferencing | Kumar Ramaswamy, Maneck Behram Kapadia | 2003-09-30 |
| 6621857 | Carrier tracking loop for direct sequence spread spectrum systems | Maxim Belotserkovsky, Dong-Chang Shiue, Kumar Ramaswamy | 2003-09-16 |
| 6597750 | Opposite polarization interference cancellation in satellite communication | Kumar Ramaswamy, David Lowell McNeely | 2003-07-22 |
| 6590872 | Receiver with parallel correlator for acquisition of spread spectrum digital transmission | Dong-Chang Shiue, Kumar Ramaswamy | 2003-07-08 |
| 6574769 | Enhanced range/graceful degradation for digital wireless telephone system | Kumar Ramaswamy, John Sidney Stewart | 2003-06-03 |
| 6563862 | Digital variable symbol rate modulation | Kumar Ramaswamy, Dong-Chang Shiue | 2003-05-13 |