Issued Patents All Time
Showing 25 most recent of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11856550 | Methods and apparatus for using mobile devices as location anchor points | Thomas Richardson, Cyril Measson | 2023-12-26 |
| 11234208 | Methods and apparatus for using mobile devices as location anchor points | Thomas Richardson, Cyril Measson | 2022-01-25 |
| 10506542 | Methods and apparatus for using mobile devices as location anchor points | Thomas Richardson, Cyril Measson | 2019-12-10 |
| 10382129 | Transmission of identifiers using visible light communication | Mahadevi Pillai Perumal | 2019-08-13 |
| 10378897 | Determination of positioning information of a mobile device using modulated light signals | Thomas Richardson | 2019-08-13 |
| 10128948 | Method and apparatus for transmitting secure VLC identifiers | — | 2018-11-13 |
| 10020881 | Method and apparatus for transmitting secure VLC identifiers | — | 2018-07-10 |
| 10006986 | Location determination using light-based communications | Hua Wang, Elizabeth Gene | 2018-06-26 |
| 10009100 | Transmission of identifiers using visible light communication | Mahadevi Pillai Perumal | 2018-06-26 |
| 9979475 | Method and apparatus for power-efficient joint dimming and visible light communication | Thomas Richardson, Junyi Li | 2018-05-22 |
| 9813676 | Use of mobile device with image sensor to retrieve information associated with light fixture | Kumar Appaiah | 2017-11-07 |
| 9791544 | Location determination using light-based communications | Hua Wang, Elizabeth Gene | 2017-10-17 |
| 9749782 | Light fixture commissioning using encoded light signals | Supreeth Achar | 2017-08-29 |
| 9735868 | Derivation of an identifier encoded in a visible light communication signal | Mahadevi Pillai Perumal, Thomas Richardson, Junyi Li | 2017-08-15 |
| 9660727 | Coherent decoding of visible light communication (VLC) signals | Mahadevi Pillai Perumal, Kenneth Edward Vavreck | 2017-05-23 |
| 9577755 | Methods and apparatus for efficient joint power line and visible light communication | Junyi Li, Thomas Richardson | 2017-02-21 |
| 9520939 | Methods and apparatus for using visible light communications for controlling access to an area | Ivan Klimek, Thomas Richardson, Junyi Li | 2016-12-13 |
| 9521680 | Methods and apparatus for successive interference cancellation based on three rate reports from interfering device in peer-to-peer networks | Junyi Li | 2016-12-13 |
| 9510359 | Methods and apparatus for use in peer to peer communications devices and/or systems relating to rate scheduling, traffic scheduling, rate control, and/or power control | Rajiv Laroia, Junyi Li, Thomas Richardson, Xinzhou Wu | 2016-11-29 |
| 9482734 | Methods and apparatus for triggering cooperative positioning or learning in a wireless network | Junyi Li, Cyril Measson, Thomas Richardson | 2016-11-01 |
| 9391699 | Methods and apparatus for efficient joint power line and visible light communication | Junyi Li, Thomas Richardson | 2016-07-12 |
| 9317747 | Determining an orientation of a mobile device | Snehesh Shrestha, Kumar Appaiah | 2016-04-19 |
| 9306667 | Method and apparatus for power-efficient joint dimming and visible light communication | Thomas Richardson, Junyi Li | 2016-04-05 |
| 9258692 | Relay assisted peer discovery | Saurabha Rangrao Tavildar, Shailesh Patil, Hua Wang, Junyi Li | 2016-02-09 |
| 9258788 | Methods and apparatus for use in peer to peer communications devices and/or systems relating to rate scheduling, traffic scheduling, rate control, and/or power control | Rajiv Laroia, Junyi Li, Thomas Richardson, Xinzhou Wu | 2016-02-09 |