Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12007250 | Variable synthetic wavelength absolute distance measuring device locked to dynamic sideband and method thereof | Jiandong Xie, Benyong CHEN | 2024-06-11 |
| 11842878 | Injection-locked magnetron system based on filament injection | Changjun Liu, Shaoyue Wang | 2023-12-12 |
| 11255655 | Differential sinusoidal phase modulation laser interferometric nanometer displacement measuring apparatus and method | Benyong CHEN, Yingtian Lou, Jiandong Xie | 2022-02-22 |
| 11231268 | Sinusoidal frequency sweeping interferometric absolute distance measurement apparatus and method with dynamic offset frequency locking | Benyong CHEN, Jiandong Xie | 2022-01-25 |
| 11168975 | Phase delay extraction and compensation method in PGC phase demodulation technology | Benyong CHEN, Jiandong Xie | 2021-11-09 |
| 10641600 | Real-time normalization apparatus and method of phase generated carrier demodulation in sinusoidal phase modulation interferometer | Shihua Zhang, Benyong CHEN | 2020-05-05 |
| 10151573 | Dual-homodyne laser interferometric nanometer displacement measuring apparatus and method based on phase modulation | Benyong CHEN | 2018-12-11 |
| 10024647 | Method of air refractive index correction for absolute long distance measurement | Benyong CHEN, Shihua Zhang | 2018-07-17 |
| 9863753 | Laser heterodyne interferometric straightness measurement apparatus and method with six DOFs determination | Benyong CHEN, Enzheng Zhang, Bin Xu | 2018-01-09 |
| 9835441 | Absolute distance measurement apparatus and method using laser interferometric wavelength leverage | Benyong CHEN, Shihua Zhang | 2017-12-05 |
| 9797705 | Laser heterodyne interferometric signal processing method based on locking edge with high frequency digital signal | Benyong CHEN, Enzheng Zhang | 2017-10-24 |
| 8665452 | Method and apparatus for measuring the refractive index of air based on the laser synthetic wavelength interferometry | Benyong CHEN, Qiuhong Tian, Zhengrong Sun | 2014-03-04 |