Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9998928 | Rapid indoor wireless signal fingerprint database creation through calibration of ray-tracing propagation model | Jie Zhang, Chunxia Qin, Zhihua Lai | 2018-06-12 |
| 9936407 | Method of positioning problem regions covered with indoor wireless network | Jie Zhang, Chunxia Qin, Hui Song | 2018-04-03 |