| 9921292 |
Efficient location determination of wireless communication devices using hybrid localization techniques |
Xue Yang, Lei Yang |
2018-03-20 |
| 9807604 |
Area-based location privacy management |
Justin Lipman, Yuhuan Huang, Yong Jiang, Ke Ding, Dzinh J. NGUYEN +1 more |
2017-10-31 |
| 9578458 |
Identification of rogue access points |
Justin Lipman, Robert A. Colby |
2017-02-21 |
| 9504000 |
Trilateration processing of abnormal location data |
Robert A. Colby, Sigal Louchheim, Justin Lipman |
2016-11-22 |
| 9485626 |
Building floor determination for a location based service |
Justin Lipman, Robert A. Colby |
2016-11-01 |
| 9453902 |
Dead zone location detection apparatus and method |
Justin Lipman, Robert A. Colby |
2016-09-27 |
| 9288629 |
Mobile device positioning system |
Yuhuan Huang, Ke Ding, Justin Lipman, Weifeng Yao |
2016-03-15 |
| 9113310 |
Systems and methods for simultaneously and automatically creating databases of wifi signal information |
Xue Yang, Robert A. Colby, Lei Yang, Justin Lipman |
2015-08-18 |
| 9031574 |
Location estimation based on adjusted distance values for a wireless device |
Justin Lipman |
2015-05-12 |