Mr. Weijie Ren Profile

Weijie Ren

at Shanghai Institute of Optics and Fine CAS

SPIE Involvement:

Author

Publications (7)

Proceedings Article | 24 November 2023 Paper

Research on wavelength hopping low probability of intercept coherent LiDAR technology

Lingling Xu, Jianfeng Sun, Zhiyong Lu, Qian Xu, Longkun Zhang, Chaoyang Li, Weijie Ren, Yuxin Jiang, Hanrui Pan

Proceedings Volume 12935, 129353U (2023) https://doi.org/10.1117/12.3007838

KEYWORDS: LIDAR, Signal to noise ratio, Target detection, Emission wavelengths, Phase modulation, Signal detection, Laser countermeasures, Laser applications

Read Abstract +

Proceedings Article | 24 November 2023 Paper

Mitigation of the impact of Doppler shift on ranging accuracy

Chaoyang Li, Jianfeng Sun, Zhiyong Lu, Yu Zhou, Longkun Zhang, Weijie Ren, Yuxin Jiang, Lingling Xu, Hanrui Pan, Weibiao Chen, Hui He

Proceedings Volume 12935, 1293520 (2023) https://doi.org/10.1117/12.3007376

KEYWORDS: Ranging, Doppler effect, Interpolation, Distance measurement, Retroreflectors, Modulation, Velocity measurements, Electro optical modeling

Read Abstract +

Proceedings Article | 3 October 2023 Poster + Paper

Automatic bias control technology of IQ modulator for optical QPSK transmitter based on envelope detection

Hongshun Ye, Weijie Ren, Jianfeng Sun

Proceedings Volume 12691, 126910Y (2023) https://doi.org/10.1117/12.2675692

KEYWORDS: Signal detection, Modulation, Transmitters, Automatic control, Optical communications, Photodetectors, Optical coherence, Modulation frequency, Digital signal processing, Signal processing

Read Abstract +

Proceedings Article | 3 October 2023 Poster + Paper

Sequential reset method of phase shifter in beam phase control

Weijie Ren, Longkun Zhang, Chaoyang Li, Lingling Xu, Yuxin Jiang, Jianfeng Sun, Peipei Hou, Hanrui Pan, Wendi Gao

Proceedings Volume 12691, 126910Z (2023) https://doi.org/10.1117/12.2676243

KEYWORDS: Phase shifts, Beam divergence, Beam controllers, Phased array optics, Phase shift keying, Oscilloscopes, Digital signal processing, Optical simulations, Reflection, Beam splitters

Read Abstract +

Proceedings Article | 30 September 2022 Paper

Fast phase locking method for homodyne laser communication based on direct phase control

Jianfeng Sun, Peipei Hou, Ronglei Han, Hongyu He, Haisheng Cong, Chaoyang Li, Longkun Zhang, Yuxin Jiang, Weijie Ren

Proceedings Volume 12237, 122370L (2022) https://doi.org/10.1117/12.2632040

KEYWORDS: Mode locking, Oscillators, Phase shift keying, Optical communications, Laser communications, Homodyne detection, Filtering (signal processing), Telecommunications, Signal detection, Optical networks

Read Abstract +

Proceedings Article | 1 August 2021 Poster + Presentation + Paper

Research on coherent accumulation of multi-aperture receiver array based on FMCW coherent lidar

Haisheng Cong, Jianfeng Sun, Zhiyong Lu, Ronglei Han, Hongyu He, Weijie Ren, Yuxin Jiang, Chaoyang Li, Longkun Zhang

Proceedings Volume 11831, 118310Q (2021) https://doi.org/10.1117/12.2593908

KEYWORDS: Receivers, Signal to noise ratio, LIDAR, Signal detection, Imaging systems, Scattering, Atmospheric turbulence, Transmitters, Picosecond phenomena, Light scattering

Read Abstract +

Proceedings Article | 22 August 2020 Poster + Paper

Method on improving the performance of the optical phased array with large number of emitting elements

Peipei Hou, Jianfeng Sun, Longkun Zhang, Hongyu He, Weijie Ren, Haisheng Cong, Ronglei Han

Proceedings Volume 11506, 115060S (2020) https://doi.org/10.1117/12.2567867

KEYWORDS: Phased array optics, Optical components, Evolutionary algorithms, Computer simulations, Optical simulations, Laser communications, Phase shifts, Control systems

Read Abstract +

Showing 5 of 7 publications

View contact details

UPDATE YOUR PROFILE

Is this your profile? Update it now.

Sign into your SPIE.org account

Don’t have a profile and want one?

Create an account on SPIE.org

Keywords/Phrases

Search In:

Publication Years