Issued Patents All Time
Showing 101–125 of 131 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9459337 | Methods and systems for enhanced round trip time (RTT) exchange | Sandip Homchaudhuri, Xin He, Xiaoxin Zhang, Ashish Kumar Shukla | 2016-10-04 |
| 9445227 | Passive positioning utilizing round trip time information | — | 2016-09-13 |
| 9426763 | Systems and methods for synchronizing timing between wireless networking devices | Maarten Menzo Wentink, Didier Johannes Richard Van Nee | 2016-08-23 |
| 9395433 | Methods and systems for positioning based on observed difference of time of arrival | — | 2016-07-19 |
| 9332523 | Systems and methods of offloaded positioning for determining location of WLAN nodes | Xiaoxin Zhang, Sandip Homchaudhuri, James Simon Cho | 2016-05-03 |
| 9197298 | Group identification and definition within multiple user, multiple access, and/or MIMO wireless communications | Joonsuk Kim, Matthew James Fischer, Peiman Amini, Joseph Paul Lauer, Vinko Erceg +2 more | 2015-11-24 |
| 9191908 | Reducing impact of clock drift in wireless devices | Ning Zhang | 2015-11-17 |
| 9161167 | Visual identifier of third party location | Ning Zhang, Mary A. Fales | 2015-10-13 |
| 9161330 | Method of enabling single chain ranging operations | Sandip Homchaudhuri, Xiaoxin Zhang, James Simon Cho | 2015-10-13 |
| 9154971 | Methods and systems for enhanced round trip time (RTT) exchange | Sandip Homchaudhuri, Xin He, Xiaoxin Zhang, Ashish Kumar Shukla | 2015-10-06 |
| 9075125 | Methods and systems for positioning based on observed difference of time of arrival | — | 2015-07-07 |
| 8654892 | Multiple transmit antenna interleaver design | Amit G. Bagchi, Min Chuin Hoo | 2014-02-18 |
| 8630161 | Method and system for multi-antenna preambles for wireless networks preserving backward compatibility | Rajendra Tushar Moorti, Christopher Young | 2014-01-14 |
| 8588283 | Method and system for frame formats for MIMO channel measurement exchange | Christopher J. Hansen, Joonsuk Kim | 2013-11-19 |
| 8577302 | Method and system for feedback of antenna beamforming | — | 2013-11-05 |
| 8437419 | Method and system for frame formats for MIMO channel measurement exchange | Christopher J. Hansen, Joonsuk Kim | 2013-05-07 |
| 8416862 | Efficient feedback of channel information in a closed loop beamforming wireless communication system | Joonsuk Kim | 2013-04-09 |
| 8392785 | Method and system for a transmitting antenna selection failure recovery mode | Vinko Erceg, Matthew James Fischer | 2013-03-05 |
| 8391387 | Multiple transmit antenna interleaver design | Amit G. Bagchi, Min Chuin Hoo | 2013-03-05 |
| 8176378 | Method and system for a transmitting antenna selection failure recovery mode | Vinko Erceg, Matthew James Fischer | 2012-05-08 |
| 8139659 | Multiple transmit antenna interleaver design | Amit G. Bagchi, Min Chuin Hoo | 2012-03-20 |
| 8000223 | Method and system for multi-antenna preambles for wireless networks preserving backward compatibility | Rajendra Tushar Moorti, Christopher Young | 2011-08-16 |
| 7957450 | Method and system for frame formats for MIMO channel measurement exchange | Christopher J. Hansen, Joonsuk Kim | 2011-06-07 |
| 7924943 | Method and system for optional closed loop mechanism with adaptive modulations for multiple input multiple output (MIMO) wireless local area network (WLAN) system | Joonsuk Kim, Christopher J. Hansen | 2011-04-12 |
| 7916807 | Method and system for choice of a steering matrix (Q) for sounding in antenna selection | — | 2011-03-29 |