Issued Patents All Time
Showing 126–150 of 192 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8134912 | Apparatus, systems and methods adapted for opportunistic forwarding of uplink short messages in wireless metropolitan area networks | Qinghua Li, Ozgur Oyman, Hujun Yin | 2012-03-13 |
| 8131306 | Wireless access network and method for allocating data subcarriers within a downlink subframe based on grouping of user stations | Minnie Ho, Qinghua Li, Vallabhajosyula S. Somayazulu, Shilpa Talwar | 2012-03-06 |
| 8125923 | Downlink transmit beamforming | Qinghua Li | 2012-02-28 |
| 8072946 | Coordinated transmissions in wireless networks | Guoqing Li, Qinghua Li | 2011-12-06 |
| 8068554 | Multiple input, multiple output wireless communication system, associated methods and data structures | Qinghua Li, Keith A. Holt, Raymond Blackham, Minnie Ho | 2011-11-29 |
| 8041362 | Downlink resource allocation and mapping | Qinghua Li, V. Srinivasa Somayazulu, Minnie Ho | 2011-10-18 |
| 8005033 | Device, system, and method of bidirectional wireless communication | Qinghua Li | 2011-08-23 |
| 7983142 | Apparatus, systems, and methods for the reception and synchronization of asynchronous signals | Qinghua Li | 2011-07-19 |
| 7961802 | Interpolation in channel state feedback | Qinghua Li | 2011-06-14 |
| 7953171 | Training symbol format for adaptively power loaded MIMO | Qinghua Li | 2011-05-31 |
| 7949005 | Device, system, and method of wireless communication of base stations | Qinghua Li | 2011-05-24 |
| 7907688 | Open loop MIMO receiver and method using hard decision feedback | Qinghua Li | 2011-03-15 |
| 7907540 | Relays in wireless communication networks | Qinghua Li | 2011-03-15 |
| 7895044 | Beamforming codebook generation system and associated methods | Qinghua Li | 2011-02-22 |
| 7894820 | Channel feedback using channel state predictions based also on delays | Qinghua Li | 2011-02-22 |
| 7885348 | MIMO communication system and method for beamforming using polar-cap codebooks | Qinghua Li | 2011-02-08 |
| 7847752 | Switching schemes for multiple antennas | Qinghua Li | 2010-12-07 |
| 7839836 | Arranging SDMA poll groups by response length | Adrian P. Stephens, Qinghua Li, Minnie Ho | 2010-11-23 |
| 7830980 | System and method capable of implicit feedback for the devices with an unequal number of transmitter and receiver chains in a wireless local area network | Qinghua Li | 2010-11-09 |
| 7830977 | Providing CQI feedback with common code rate to a transmitter station | Qinghua Li, Guangjie Li, Minnie Ho | 2010-11-09 |
| 7818013 | Downlink channel parameters determination for a multiple-input-multiple-output (MIMO) system | Qinghua Li, Guangjie Li, Kuilin Clark Chen, Xiaoyun Wu | 2010-10-19 |
| 7809394 | Transmit power control in a wireless system | Qinghua Li | 2010-10-05 |
| 7804800 | Efficient training schemes for MIMO based wireless networks | Qinghua Li, Adrian P. Stephens, Keith A. Holt, Eldad Perahia | 2010-09-28 |
| 7801235 | Method and apparatus for achieving multiple antenna diversity with two antenna per packet diversity in a wireless network | Ashim Biswas | 2010-09-21 |
| 7778599 | Aggregated channel feedback | Qinghua Li, Guangjie Li | 2010-08-17 |