Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12140684 | Location determination using angle-of-arrival and time-of-flight | — | 2024-11-12 |
| 12028151 | Communication with multiple satellite networks | Louis LeRoi LeGrand, III | 2024-07-02 |
| 11909504 | Communication with multiple satellite networks | Louis LeRoi LeGrand, III | 2024-02-20 |
| 11817937 | Differentiating orthogonally modulated signals received from multiple transmitters at one or more antenna arrays | — | 2023-11-14 |
| 11811492 | Multi spoke beamforming for low power wide area satellite and terrestrial networks | — | 2023-11-07 |
| 11777594 | Determining transmitter position using shortest paths from multiple antenna arrays | — | 2023-10-03 |
| 11774546 | Antenna arrays for position determination | — | 2023-10-03 |
| 11621769 | Multi spoke beamforming for low power wide area satellite and terrestrial networks | — | 2023-04-04 |
| 11569904 | Differentiating orthogonally modulated signals received from multiple transmitters at one or more antenna arrays | — | 2023-01-31 |
| 11283516 | Multi spoke beamforming for low power wide area satellite and terrestrial networks | — | 2022-03-22 |
| 11132881 | Electronic devices capable of communicating over multiple networks | Matthew J. England, Mark Siminoff | 2021-09-28 |
| 9689958 | Device positioning using acoustic and radio signals | Robert Barton | 2017-06-27 |
| 9557404 | Circuit and antenna design for small form factor internet of things devices | Robert Barton, Ravneet Bajwa | 2017-01-31 |
| 9367718 | Methods for enabling low-power RFID communication | Rob Barton | 2016-06-14 |
| 9292720 | RFID converter module | Steve Wang | 2016-03-22 |
| 9262912 | Localizing tagged assets using modulated backscatter | Artem Tkachenko, Kannan Ramchandran, Upamanyu Madhow | 2016-02-16 |
| 8988197 | RFID repeater for range extension in modulated backscatter systems | Upamanyu Madhow, Kannan Ramchandran | 2015-03-24 |
| 8699636 | Long range radio frequency identification system | — | 2014-04-15 |
| 8547207 | RFID converter module | Steve Wang | 2013-10-01 |
| 8446253 | Localization using virtual antenna arrays in modulated backscatter RFID systems | Kannan Ramchandran, Artem Tkachenco, Upamanyu Madhow | 2013-05-21 |
| 8217760 | Applique nodes for performance and functionality enhancement in radio frequency identification systems | Upamanyu Madhow, Kannan Ramchandran, Robert Barton, Artem Tkachenko | 2012-07-10 |
| 7652577 | Systems and methods of beamforming in radio frequency identification applications | Upamanyu Madhow, Kannan Ramchandran | 2010-01-26 |