30 citations · 30 across the 11 of their papers we have counts for
12 papers
FLASH: Ultrafast beam quality characterization via spatial-to-temporal mapping
J. Qiu, Y. Xiong, X. Hua +2
Accurate and real-time monitoring of spatial beam quality has emerged as the absolute prerequisite for intelligent optical field regulation and advanced laser applications. However…
High-Speed Multi-Dimensional Optical Field Measurement via MMF-MCF Spatial-Temporal Mapping Architecture
Yuxuan Xiong, Jingze Liu, Junjie Qiu +4
Wavelength and state of polarization constitute fundamental dimensions of optical fields. While simultaneous quantification of these parameters is critical, existing methodologies…
Unsupervised super-spatial-resolution Brillouin frequency shift extraction based on physical enhanced spatial resolution neural network
Zhao Ge, Hao Wu, zhiyong Zhao +2
Spatial resolution (SR), a core parameter of Brillouin optical time-domain analysis (BOTDA) sensors, determines the minimum fiber length over which physical perturbations can be ac…
Multimode fiber based high-dimensional light analyzer
Yuxuan Xiong, Hao Wu, Mingming Zhang +2
The wavelength and state of polarization (SOP) are fundamental properties of an optical field which are essential for applications in optical communications, imaging and other fiel…
Optical Semantic Communication through Multimode Fiber: From Symbol Transmission to Sentiment Analysis
Zheng Gao, Ting Jiang, Mingming Zhang +2
We propose and validate a novel optical semantic transmission scheme using multimode fiber (MMF). By leveraging the frequency sensitivity of intermodal dispersion in MMFs, we achie…
Real-time Event Recognition of Long-distance Distributed Vibration Sensing with Knowledge Distillation and Hardware Acceleration
Zhongyao Luo, Hao Wu, Zhao Ge +1
Fiber-optic sensing, especially distributed optical fiber vibration (DVS) sensing, is gaining importance in internet of things (IoT) applications, such as industrial safety monitor…
Multimode fiber speckle Stokes polarimeter
Yuxuan Xiong, Ting Jiang, Hao Wu +4
The detection of the state of polarization (SOP) of light is essential for many optical applications. However, it is a challenge for cost-effective SOP measurement due to the compl…
Real-time FPGA Implementation of CNN-based Distributed Fiber Optic Vibration Event Recognition Method
Zhongyao Luo, Zhao Ge, Hao Wu +1
Utilizing optical fibers to detect and pinpoint vibrations, Distributed Optical Fiber Vibration Sensing (DVS) technology provides real-time monitoring and surveillance of wide-reac…
Beyond the Limitation of Pulse Width in Optical Time-domain Reflectometry
Hao Wu, Ming Tang
Optical time-domain reflectometry (OTDR) is the basis for distributed time-domain optical fiber sensing techniques. By injecting pulse light into an optical fiber, the distance inf…
Enabling variable high spatial resolution retrieval from a long pulse BOTDA sensor
Zhao Ge, Li Shen, Can Zhao +3
In the field of Internet of Things, there is an urgent need for sensors with large-scale sensing capability for scenarios such as intelligent monitoring of production lines and urb…
Improving the spatial resolution of a BOTDA sensor using deconvolution algorithm
Li Shen, Zhiyong Zhao, Can Zhao +3
Spatial resolution improvement from an acquired measurement using long pulse is developed for Brillouin optical time domain analysis (BOTDA) systems based on the total variation de…
BOTDA using OFDM channel estimation
Can Zhao, Ming Tang, Liang Wang +7
A novel Brillouin optical time-domain analysis (BOTDA) system is proposed using intensity-modulated optical orthogonal frequency division multiplexing probe signal and direct detec…