Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12041577 | Null data packet (NDP) ranging measurement feedback | Liwen Chu, Hongyuan Zhang, Niranjan Grandhe, Sudhir Srinivasa, Hui-Ling Lou | 2024-07-16 |
| 11558847 | Multi-user null data packet (NDP) ranging | Liwen Chu, Hongyuan Zhang, Niranjan Grandhe, Sudhir Srinivasa, Hui-Ling Lou | 2023-01-17 |
| 11452063 | Null data packet (NDP) ranging measurement feedback | Liwen Chu, Hongyuan Zhang, Niranjan Grandhe, Sudhir Srinivasa, Hui-Ling Lou | 2022-09-20 |
| 11346918 | Adaptive gain control for indoor positioning | Vijay Ganwani, Sih-Yu Lin, Niranjan Grandhe | 2022-05-31 |
| 11166159 | Methods and apparatus for secure fine timing measurement with encoded long training fields | Liwen Chu, Sudhir Srinivasa, Niranjan Grandhe | 2021-11-02 |
| 11140745 | WLAN trigger frame padding for meeting minimum processing time requirement of receiver | Sudhir Srinivasa, Hongyuan Zhang, Sri Varsha Rottela, B Hari Ram | 2021-10-05 |
| 11057850 | Transmit power control for null data packets | Niranjan Grandhe | 2021-07-06 |
| 11032787 | Basic service set (BSS) color in null data packet (NDP) ranging | Liwen Chu, Niranjan Grandhe, Hongyuan Zhang, Hui-Ling Lou | 2021-06-08 |
| 10986600 | Timing synchronization for multi-user (MU) ranging measurements in a wireless local area network (WLAN) | Liwen Chu, Niranjan Grandhe, Hongyuan Zhang, Hui-Ling Lou | 2021-04-20 |
| 10972196 | Trigger frame for ranging | Liwen Chu, Niranjan Grandhe, Hongyuan Zhang, Hui-Ling Lou | 2021-04-06 |
| 10935664 | Null data packet (NDP) announcement frame for NDP ranging | Liwen Chu | 2021-03-02 |
| 10890644 | Angle-of-arrival processing in multi-antenna multi-channel short-range wireless system | Niranjan Grandhe, Sudhir Srinivasa | 2021-01-12 |
| 10880855 | Null data packet (NDP) ranging measurement feedback | Liwen Chu, Hongyuan Zhang, Niranjan Grandhe, Sudhir Srinivasa, Hui-Ling Lou | 2020-12-29 |
| 10873379 | Systems and methods for performing implicit sounding in multi-user multiple input multiple output (MU-MIMO) systems | Hongyuan Zhang, Sudhir Srinivasa, Xiayu Zheng | 2020-12-22 |
| 10848288 | Multi-user null data packet (NDP) ranging | Liwen Chu, Hongyuan Zhang, Niranjan Grandhe, Sudhir Srinivasa, Hui-Ling Lou | 2020-11-24 |
| 10735163 | Secure ranging measurement | Sudhir Srinivasa, Liwen Chu, Niranjan Grandhe | 2020-08-04 |
| 10656256 | Ranging measurements in wireless communication systems | Liwen Chu, Sagar A. Tamhane, Hongyuan Zhang, Niranjan Grandhe, Sudhir Srinivasa +1 more | 2020-05-19 |
| 10631187 | Method and apparatus for ranging | Liwen Chu, Sagar A. Tamhane, Niranjan Grandhe, Hongyuan Zhang, Hui-Ling Lou | 2020-04-21 |
| 10623121 | Systems and methods for time delay estimation | Lokesh Sundaramurthy Satrasala, B Hari Ram, Sri Varsha Rottela, Niranjan Grandhe, Sudhir Srinivasa | 2020-04-14 |
| 10505653 | Methods and apparatus for fine timing measurement with frequency domain processing | Niranjan Grandhe, Sudhir Srinivasa | 2019-12-10 |
| 10476539 | Automatic gain control adjustment in multi-antenna short-range wireless system | Niranjan Grandhe, Sudhir Srinivasa | 2019-11-12 |
| 10439695 | Systems and methods for performing implicit sounding in multi-user multiple input multiple output (MU-MIMO) systems | Hongyuan Zhang, Sudhir Srinivasa, Xiayu Zheng | 2019-10-08 |
| 10349213 | Method and apparatus for determining an angle of arrival of a wireless signal | Niranjan Grandhe, Sudhir Srinivasa | 2019-07-09 |
| 10264544 | Station selection for null data packet (NDP) ranging | Liwen Chu, Hongyuan Zhang, Hui-Ling Lou, Niranjan Grandhe | 2019-04-16 |
| 10158443 | Methods and apparatus for fine timing measurement with frequency domain processing | Niranjan Grandhe, Sudhir Srinivasa | 2018-12-18 |