Zhongwen Deng
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View article: High-Precision Point-Ahead Angle Real-Time Prediction Algorithm for Inter-Satellite Laser Links
High-Precision Point-Ahead Angle Real-Time Prediction Algorithm for Inter-Satellite Laser Links Open
The accurate prediction of the point-ahead angle (PAA) is crucial for applications of inter-satellite laser links (ISLLs), especially laser ranging and continuous communication. Herein, a real-time and high-precision point-ahead-angle algo…
View article: Optimization and Verification of Acquisition Time Method Based on a Data-Driven Model for Laser Inter-Satellite Links
Optimization and Verification of Acquisition Time Method Based on a Data-Driven Model for Laser Inter-Satellite Links Open
High-speed communication can be achieved using laser inter-satellite links. However, laser terminals are highly sensitive to environmental conditions, which can lead to link disconnections. Therefore, an acquisition method capable of deter…
View article: Rotating-prism-based tracking imaging for target-locking acquisition using second-order boresight adjustment strategy
Rotating-prism-based tracking imaging for target-locking acquisition using second-order boresight adjustment strategy Open
Tracking imaging systems capable of target-locking acquisition have broad application prospects in military reconnaissance, autonomous navigation, and security monitoring. In this paper, a flexible and compact tracking imaging model with p…
View article: Prism-based self-calibration virtual cameras to generate rotating view fields for 6DOF pose measurement
Prism-based self-calibration virtual cameras to generate rotating view fields for 6DOF pose measurement Open
Pose measurement for the six degrees of freedom (6DOF) determination is a key task in autonomous navigation and smart manufacturing. In this paper, self-calibration virtual cameras are proposed using what we believe to be a novel rotating-…
View article: A Combined Sensor Design Applied to Large-Scale Measurement Systems
A Combined Sensor Design Applied to Large-Scale Measurement Systems Open
The photoelectric sensing unit in a large-space measurement system primarily determines the measurement accuracy of the system. Aiming to resolve the problem whereby existing sensing units have difficulty accurately measuring the hidden po…
View article: Grouping bi-chi-squared method for pulsar navigation experiment using observations of Rossi X-ray timing explorer
Grouping bi-chi-squared method for pulsar navigation experiment using observations of Rossi X-ray timing explorer Open
X-ray pulsar-based navigation is a revolutionary technology which is capable of providing the required navigation information in the solar system. Performing as an important pulsar-based navigation technique, the Significance Enhancement o…
View article: Distance Metrology With Integrated Mode-Locked Ring Laser
Distance Metrology With Integrated Mode-Locked Ring Laser Open
The measurement of distance plays an integral part in many aspects of modern societies. In this paper an integrated mode-locked laser on a chip is used for distance measurement based on mode-resolved interferometry. The emission from the o…
View article: Dynamic cascade-model-based frequency-scanning interferometry for real-time and rapid absolute optical ranging
Dynamic cascade-model-based frequency-scanning interferometry for real-time and rapid absolute optical ranging Open
A new frequency-scanning interferometry (FSI) scheme using in-phase and quadrature (IQ) detection for real-time and rapid absolute optical ranging is presented. Dynamic measurement with FSI modulates interference signal frequency by both t…
View article: Frequency-scanning interferometry using a time-varying Kalman filter for dynamic tracking measurements
Frequency-scanning interferometry using a time-varying Kalman filter for dynamic tracking measurements Open
Frequency scanning interferometry (FSI) with a single external cavity diode laser (ECDL) and time-invariant Kalman filtering is an effective technique for measuring the distance of a dynamic target. However, due to the hysteresis of the pi…