Issued Patents All Time
Showing 376–400 of 413 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7027429 | Method and apparatus for time and frequency synchronization of OFDM communication systems | Junyi Li, Sundeep Rangan, Hemanth Sampath | 2006-04-11 |
| 7023928 | Synchronization of a pilot assisted channel estimation orthogonal frequency division multiplexing system | Junyi Li, Sundeep Rangan, Hemanth Sampath | 2006-04-04 |
| 7016690 | Methods and apparatus for updating mobile node location information | M. Scott Corson, Vincent Park, Sathyadev Venkata Uppala, Michaela Vanderveen | 2006-03-21 |
| 6993333 | Methods and apparatus of improving inter-sector and/or inter-cell handoffs in a multi-carrier wireless communications system | Frank A. Lane | 2006-01-31 |
| 6990324 | Methods and apparatus for selecting between multiple carriers using a single receiver chain tuned to a single carrier | Junyi Li, Frank A. Lane | 2006-01-24 |
| 6985498 | Beacon signaling in a wireless system | Frank A. Lane, Junyi Li | 2006-01-10 |
| 6985433 | Methods and apparatus for determining minimum cyclicprefix durations | Junyi Li | 2006-01-10 |
| 6980540 | Apparatus and method for acquiring an uplink traffic channel, in wireless communications systems | Junyi Li, Sathyadev Venkata Uppala | 2005-12-27 |
| 6967936 | Uplink timing synchronization and access control for a multi-access wireless communication system | Junyi Li, Sundeep Rangan, Sathyadev Venkata Uppala | 2005-11-22 |
| 6961595 | Methods and apparatus for operating mobile nodes in multiple states | Junyi Li, Venkata Uppala | 2005-11-01 |
| 6961364 | Base station identification in orthogonal frequency division multiplexing based spread spectrum multiple access systems | Junyi Li, Sundeep Rangan, Pramod Viswanath | 2005-11-01 |
| 6954481 | Pilot use in orthogonal frequency division multiplexing based spread spectrum multiple access systems | Junyi Li, Sathyadev Venkata Uppala | 2005-10-11 |
| 6934539 | Apparatus and method for use in identifying presence of wireless terminals in mobile wireless communication systems | Junyi Li, Sathyadev Venkata Uppala | 2005-08-23 |
| 6922388 | Signal construction, detection and estimation for uplink timing synchronization and access control in a multi-access wireless communication system | Junyi Li, Sundeep Rangan, Sathyadev Venkata Uppala | 2005-07-26 |
| 6920192 | Adaptive antenna array methods and apparatus for use in a multi-access wireless communication system | Sundeep Rangan | 2005-07-19 |
| 6823191 | Apparatus and method for use in paging mode in wireless communications systems | Junyi Li, Sathyadev Venkata Uppala | 2004-11-23 |
| 6819930 | Apparatus and method for use in allocating a channel resource in wireless multiple access communications systems | Junyi Li, Sathyadev Venkata Uppala | 2004-11-16 |
| 6816478 | Apparatus and method for use in effecting automatic repeat requests in wireless multiple access communications systems | Junyi Li, Sathyadev Venkata Uppala | 2004-11-09 |
| 6816736 | Apparatus and method for use in paging mode in wireless communications systems | Junyi Li, Sathyadev Venkata Uppala | 2004-11-09 |
| 6807160 | Transmission of mobile requests in wireless uplink system | Junyi Li, Sathyadev Venkata Uppala | 2004-10-19 |
| 6804528 | Apparatus and method for use in the multicast of traffic data in wireless multiple access communications systems | Junyi Li, Sathyadev Venkata Uppala | 2004-10-12 |
| 6788963 | Methods and apparatus for operating mobile nodes in multiple a states | Junyi Li, Sathyadev Venkata Uppala | 2004-09-07 |
| 6748566 | Ensuring proper acceptance of data at a receiver in wireless multiple access communications systems | Junyi Li, Sathyadev Venkata Uppala | 2004-06-08 |
| 6711120 | Orthogonal frequency division multiplexing based spread spectrum multiple access | Junyi Li, Michaela Vanderveen | 2004-03-23 |
| 6708040 | Link level support of wireless data | Junyi Li, Sathyadev Venkata Uppala | 2004-03-16 |