Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11984919 | PIM cancellation architecture | Christophe Erdmann, Hemang M. Parekh, Xing Zhao, Xiaohan Chen | 2024-05-14 |
| 11942904 | Systems and methods for digital predistortion to mitigate power amplifier bias circuit effects | Xing Zhao, Vincent C. Barnes, Xiaohan Chen, Hemang M. Parekh | 2024-03-26 |
| 11664964 | PIM model adaptation | Christophe Erdmann | 2023-05-30 |
| 11563453 | Time constant tracking for digital pre-distortion | Vincent C. Barnes, Xiaohan Chen, Hemang M. Parekh | 2023-01-24 |
| 11483018 | Reconfigurable and scalable nonlinear filter for digital pre-distorters | Xiaohan Chen, Hemang M. Parekh, John McGrath, David Eugene Melinn | 2022-10-25 |
| 11356066 | Digital communications circuits and systems | Xiaohan Chen, Hemang M. Parekh | 2022-06-07 |
| 11251819 | Thermal effect mitigation for digital pre-distortion | Xiaohan Chen, Hemang M. Parekh, Vincent C. Barnes | 2022-02-15 |
| 10951249 | System and method for time-interpolated power change in a digital pre-distortion circuit | Vince C Barnes, Xiaohan Chen, Hemang M. Parekh | 2021-03-16 |
| 10944444 | Method of and circuit for predistortion for a cable TV amplifier | Christopher H. Dick, Hemang M. Parekh, Xiaohan Chen | 2021-03-09 |
| 10715702 | Method of and circuit for predistortion for a cable TV amplifier | Christopher H. Dick, Xiaohan Chen, Hemang M. Parekh | 2020-07-14 |
| 10622951 | Digital communications circuits and systems | Xiaohan Chen, Christopher H. Dick, Hemang M. Parekh | 2020-04-14 |
| 10411656 | Method of and circuit for crest factor reduction for a cable TV amplifier | Christopher H. Dick, Hemang M. Parekh, Xiaohan Chen | 2019-09-10 |
| 9866269 | Method of and circuit for predistortion for a power amplifier | Christopher H. Dick, Hemang M. Parekh | 2018-01-09 |
| 9590567 | Moving mean and magnitude dual path digital predistortion | Christopher H. Dick | 2017-03-07 |
| 9455760 | Waveform adaptable digital predistortion | Christopher H. Dick, Hemang M. Parekh, Vincent C. Barnes | 2016-09-27 |
| 9231788 | Method and device for estimating channel in multiple-receiving antenna system | Gaocai Xiong, Hongfeng Qin, Yue Xiao | 2016-01-05 |
| 9172450 | Processing method and device for performing space-time decoding on MIMO signal | Hongfeng Qin, Gaocai Xiong, Yue Xiao | 2015-10-27 |
| 9136887 | Subtracting linear impairments for non-linear impairment digital pre-distortion error signal | Xiaohan Chen, Zigang Yang | 2015-09-15 |
| 9124324 | Dual loop digital predistortion for power amplifiers | Hardik Prakash Gandhi, Zigang Yang, Xiaohan Chen, Raul Blazquez, Lars Jorgensen +1 more | 2015-09-01 |
| 9001928 | Transmitter first/second digital predistortion and first/second adaption circuitry with feedback | Hardik Prakash Gandhi, Zigang Yang, Xiaohan Chen, Raul Blazquez, Lars Jorgensen +1 more | 2015-04-07 |
| 8804872 | Dynamic determination of volterra kernels for digital pre-distortion | Xiaohan Chen, Xing Zhao, David L. Brubaker | 2014-08-12 |
| 8514380 | Polarization imaging apparatus with auto-calibration | Yingyin Kevin Zou, Qiushui Chen | 2013-08-20 |
| 7998009 | Mechanical and hydraulic composite transmission device | Hongjian Zhao | 2011-08-16 |
| 7701561 | Polarization imaging apparatus | Yingyin Kevin Zou, Qiushui Chen | 2010-04-20 |