Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11973629 | Non-disruptive phased array calibration for FDD and TDD communication systems | Gregg S. Nardozza, Giovanni Marzin, Yiping Feng, Robert C. Frye | 2024-04-30 |
| 11962273 | Precision high frequency phase adders | Yiping Feng | 2024-04-16 |
| 10917048 | Precision high frequency phase adders | Yiping Feng | 2021-02-09 |
| 10763940 | Digital port expansion for hybrid massive MIMO systems | — | 2020-09-01 |
| 10693417 | Precision high frequency phase adders | Yiping Feng | 2020-06-23 |
| 10574432 | Active array calibration | Yiping Feng | 2020-02-25 |
| 10374670 | Port-to-beam precoding to enable codebook based MU-MIMO operation in active antenna systems | Dilip Bethanabhotla, Chris Tsun Kit Ng | 2019-08-06 |
| 10225067 | Active array calibration | Yiping Feng | 2019-03-05 |
| 10181943 | Distributing coherent signals to large electrical distances over serial interconnections | Robert C. Frye | 2019-01-15 |
| 10009165 | Calibrating a serial interconnection | — | 2018-06-26 |
| 9673965 | Calibrating a serial interconnection | — | 2017-06-06 |
| 9485770 | Techniques for achieving high average spectrum efficiency in a wireless system | Yiping Feng, David M. Poticny | 2016-11-01 |
| 9161360 | Techniques for achieving high average spectrum efficiency in a wireless system | Yiping Feng, David M. Poticny | 2015-10-13 |
| 8873690 | Method and system for multi-point signal generation with phase synchronized local carriers | Vladimir Prodanov | 2014-10-28 |
| 8611959 | Low cost, active antenna arrays | Yiping Feng, Vladimir Prodanov | 2013-12-17 |
| 8553826 | Method and system for multi-point signal generation with phase synchronized local carriers | Vladimir Prodanov | 2013-10-08 |
| 8259884 | Method and system for multi-point signal generation with phase synchronized local carriers | Vladimir Prodanov | 2012-09-04 |
| 7509516 | AC technique for eliminating phase ambiguity in clocking signals | Vladimir Prodanov | 2009-03-24 |
| 7500155 | Average time extraction circuit for eliminating clock skew | Vladimir Prodanov | 2009-03-03 |
| 7031690 | Polyphase filter with low-pass response | Vladimir Prodanov, Peter Kiss | 2006-04-18 |
| 6473014 | Sampling device having an intrinsic filter | Carlo Samori | 2002-10-29 |
| 6313687 | Variable impedance circuit | — | 2001-11-06 |
| 6265998 | Sampling device having an intrinsic filter | Carlo Samori | 2001-07-24 |
| 5757872 | Clock recovery circuit | Alfred E. Dunlop, Wilhelm Fischer, Thaddeus John Gabara, Kalpendu Shastri | 1998-05-26 |
| 5608796 | Balanced phase splitting circuit | Hongmo Wang | 1997-03-04 |