Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7430191 | Method and apparatus for performing frequency tracking based on diversity transmitted pilots in a CDMA communication system | Parvathanathan Subrahmanya | 2008-09-30 |
| 7420947 | Communication system performance using position location information | Da-shan Shiu, David Patterson, Pavathanathan Subrahmanya, Daisuke Terasawa | 2008-09-02 |
| 7340268 | Reliability determination and combining of power control commands received in a wireless communication system | Hyukjun Oh, Parvathanathan Subrahmanya, Nitin Kasturi, Messay Amerga, Chih-Ping Hsu +1 more | 2008-03-04 |
| 7251467 | Telecommunications using a tunable oscillator | Da-shan Shiu, Dominic Gerard Farmer, Jeremy H. Lin, Parvathanathan Subrahmanya, Thomas K. Rowland | 2007-07-31 |
| 7092459 | Frequency tracking using pilot and non-pilot symbols | — | 2006-08-15 |
| 7027815 | Compensating for frequency shift and timing shift in frequency and time tracking loops based on mobile unit velocity | — | 2006-04-11 |
| 7002946 | Frequency discriminator | — | 2006-02-21 |
| 6947475 | Method and apparatus for estimating channel characteristics using pilot and non-pilot data | Rajesh Sundaresan | 2005-09-20 |
| 6940894 | Power estimation using weighted sum of pilot and non-pilot symbols | — | 2005-09-06 |
| 6754254 | Control of transit power during out-of-lock condition | — | 2004-06-22 |
| 6728303 | Timing discriminator with merge protection | — | 2004-04-27 |
| 6167035 | Method an apparatus for designing soft handoff regions in a wireless communications system | Venugopal V. Veeravalli, Nikhil Jain, Seshu Madhava Peddy | 2000-12-26 |
| 6141552 | Estimation of mobility for network planning based on highway maps and traffic data | Hongyi Chen, Nikhil Jain, Seshagri Madhavapeddy, Sairam Subramanian | 2000-10-31 |
| 6097956 | Accurate calculation of the probability of outage for the CDMA reverse link | Venugopal V. Veeravalli, Nikhil Jain | 2000-08-01 |
| 6094580 | Method for optimizing cell-site placement | Chang Yu, Sairam Subramanian, Sheng-Chou Lin, Mohamed Adnan Landolsi, Nikhil Jain +3 more | 2000-07-25 |
| 6085106 | Forward link power control in a cellular radiotelephone system | Venugopal V. Veeravalli, Mohamed Adnan Landolsi, Abdel-Ghani Daraiseh | 2000-07-04 |