Search Results - "Wangzhe Li"

A Wideband Frequency Tunable Optoelectronic Oscillator Incorporating a Tunable Microwave Photonic Filter Based on Phase-Modulation to Intensity-Modulation Conversion Using a Phase-Shifted Fiber Bragg Grating by Li, Wangzhe, Yao, Jianping

“…An optically tunable optoelectronic oscillator (OEO) with a wide frequency tunable range incorporating a tunable microwave photonic filter implemented based on…”
Get full text

Generation of Linearly Chirped Microwave Waveform With an Increased Time-Bandwidth Product Based on a Tunable Optoelectronic Oscillator and a Recirculating Phase Modulation Loop by Li, Wangzhe, Yao, Jianping

“…Photonic generation of a linearly chirped microwave waveform with an increased time-bandwidth product (TBWP) based on a frequency-tunable optoelectronic…”
Get full text

A Narrow-Passband and Frequency-Tunable Microwave Photonic Filter Based on Phase-Modulation to Intensity-Modulation Conversion Using a Phase-Shifted Fiber Bragg Grating by Li, Wangzhe, Li, Ming, Yao, Jianping

“…A novel approach to implementing a narrow-passband and frequency-tunable microwave photonic filter (MPF) based on phase-modulation to intensity-modulation…”
Get full text

Investigation of Photonically Assisted Microwave Frequency Multiplication Based on External Modulation by Li, Wangzhe, Yao, Jianping

“…Microwave frequency multiplication based on external modulation using two cascaded Mach-Zehnder modulators (MZMs) has been considered an effective solution for…”
Get full text

An Optically Tunable Optoelectronic Oscillator by Li, Wangzhe, Yao, Jianping

“…An optically tunable optoelectronic oscillator (OEO) implemented by employing a two-port optical phase modulator without using any electronic microwave filters…”
Get full text

Optoelectronic Oscillators (OEOs) to Sensing, Measurement, and Detection by Zou, Xihua, Liu, Xinkai, Li, Wangzhe, Li, Peixuan, Pan, Wei, Yan, Lianshan, Shao, Liyang

“…Besides distinct features on RF/optical signal generation, optoelectronic oscillators (OEOs) have also been rapidly developed as emerging techniques towards…”
Get full text

Microwave Generation Based on Optical Domain Microwave Frequency Octupling by Li, Wangzhe, Yao, Jianping

“…A novel approach to achieving microwave frequency octupling in the optical domain is proposed and demonstrated. The proposed system consists of two cascaded…”
Get full text

SAR Target Recognition Using cGAN-Based SAR-to-Optical Image Translation by Sun, Yuchuang, Jiang, Wen, Yang, Jiyao, Li, Wangzhe

“…Target recognition in synthetic aperture radar (SAR) imagery suffers from speckle noise and geometric distortion brought by the range-based coherent imaging…”
Get full text

Photonic-Assisted Microwave Channelizer With Improved Channel Characteristics Based on Spectrum-Controlled Stimulated Brillouin Scattering by Zou, Xihua, Li, Wangzhe, Pan, Wei, Yan, Lianshan, Yao, Jianping

“…A photonic-assisted microwave channelizer with improved channel characteristics based on spectrum-controlled stimulated Brillouin scattering (SBS) is proposed…”
Get full text

Arbitrary Microwave Waveform Generation Based on a Tunable Optoelectronic Oscillator by Li, Wangzhe, Kong, Fanqi, Yao, Jianping

“…Photonic generation of a phase-coded or frequency-chirped microwave waveform with a tunable microwave carrier frequency using a frequency-tunable…”
Get full text

CycleGAN-Based SAR-Optical Image Fusion for Target Recognition by Sun, Yuchuang, Yan, Kaijia, Li, Wangzhe

“…The efficiency and accuracy of target recognition in synthetic aperture radar (SAR) imagery have seen significant progress lately, stemming from the…”
Get full text

Analysis and Compensation for Systematical Errors in Airborne Microwave Photonic SAR Imaging by 2-D Autofocus by Chen, Min, Qiu, Xiaolan, Li, Ruoming, Li, Wangzhe, Fu, Kun

“…In the area of synthetic aperture radar (SAR), the ultra-high resolution is always a continuous pursuit for researchers. To realize ultra-high resolution,…”
Get full text

Optically Tunable Frequency-Multiplying Optoelectronic Oscillator by Li, Wangzhe, Yao, Jianping

“…An optically tunable frequency-multiplying optoelectronic oscillator (OEO) incorporating a tunable microwave photonic bandpass filter is proposed and…”
Get full text

Photonic Approach to Wide-Frequency-Range High-Resolution Microwave/Millimeter-Wave Doppler Frequency Shift Estimation by Zou, Xihua, Li, Wangzhe, Lu, Bing, Pan, Wei, Yan, Lianshan, Shao, Liyang

“…High-resolution Doppler frequency shift (DFS) estimation in a wide frequency range is essential for radar, microwave/millimeter-wave, and communication…”
Get full text

Photonic Generation of Phase-Coded Microwave Signal With Large Frequency Tunability by Li, Ze, Li, Wangzhe, Chi, Hao, Zhang, Xianmin, Yao, Jianping

“…A photonic approach to realizing phase-coded microwave signal generation with large frequency tunability is proposed and demonstrated. Two coherent optical…”
Get full text

Optical Differentiator Based on an Integrated Sidewall Phase-Shifted Bragg Grating by Zhang, Weifeng, Li, Wangzhe, Yao, Jianping

“…We report the implementation of an all-optical temporal differentiator based on an integrated phase-shifted Bragg grating (PSBG) in a compact single-mode…”
Get full text

A Dual-Wavelength Fiber Ring Laser Incorporating an Injection-Coupled Optoelectronic Oscillator and Its Application to Transverse Load Sensing by Kong, Fanqi, Romeira, Bruno, Zhang, Jiejun, Li, Wangzhe, Yao, Jianping

“…A novel configuration for a dual-wavelength fiber ring laser with improved lasing stability realized through the use of an injection-coupled optoelectronic…”
Get full text

Millimeter-Wave Vector Signal Generation Based on a Bi-Directional Use of a Polarization Modulator in a Sagnac Loop by Li, Ruoming, Li, Wangzhe, Chen, Xiangfei, Yao, Jianping

“…A novel technique to generate a frequency-doubled millimeter-wave (mm-W) vector signal that is immune to fiber chromatic-dispersion-induced power fading and…”
Get full text

Photonic Deramp Receiver for Dual-Band LFM-CW Radar by Cao, Jiming, Li, Ruoming, Yang, Jiyao, Mo, Zhenwei, Dong, Jingwen, Zhang, Xiangpeng, Jiang, Wen, Li, Wangzhe

“…A photonic deramp receiver based on a photonic mixer for dual-band linear frequency-modulated continuous wave radar is proposed. In the receiver, a novel…”
Get full text

All-Optical Analog-to-Digital Conversion Based on Polarization-Differential Interference and Phase Modulation by Li, Wangzhe, Zhang, Hongming, Wu, Qingwei, Zhang, Zhuangqian, Yao, Minyu

“…A novel approach of an all-optical analog-to-digital converter is proposed and demonstrated. One single-phase modulator and a continuous-wave laser diode are…”
Get full text