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   Articles with "fast steering" as a keyword



Comprehensive approach to modeling and identification of a two-axis piezoelectric fast steering mirror system based on multi-component analysis and synthesis

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recommendations! Published in 2019 at "Mechanical Systems and Signal Processing"

DOI: 10.1016/j.ymssp.2019.03.002

Abstract: Abstract In the application of accurate beam pointing, an important requirement for precise modeling and identification of the complex piezoelectric fast steering mirror (PFSM) system is still a critical task. A comprehensive model is proposed… read more here.

Keywords: component; system; modeling identification; fast steering ... See more keywords

Improved ADRC With ILC Control of a CCD-Based Tracking Loop for Fast Steering Mirror System

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recommendations! Published in 2018 at "IEEE Photonics Journal"

DOI: 10.1109/jphot.2018.2846287

Abstract: In order to improve the tracking accuracy of the fine tracking system of free-space optical communications, a proposed active disturbance rejection control (ADRC) with iterative learning control (ILC) strategy is designed to regulate the fast… read more here.

Keywords: improved adrc; steering mirror; system; control ... See more keywords

Flight qualification of the fast steering mirror for the Nancy Grace Roman Space Telescope’s coronagraph instrument

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recommendations! Published in 2025 at "Journal of Astronomical Telescopes, Instruments, and Systems"

DOI: 10.1117/1.jatis.11.3.031509

Abstract: Abstract. The fast steering mirror (FSM) is an active optical element of the Coronagraph Instrument (CGI). It has been integrated into the Roman Space Telescope. The FSM operates in conjunction with several active optical assemblies,… read more here.

Keywords: space telescope; mirror; steering mirror; fast steering ... See more keywords

Improved prescribed performance control of a fast steering mirror based on switching strategy.

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recommendations! Published in 2025 at "Applied optics"

DOI: 10.1364/ao.563835

Abstract: To meet the high-performance control requirements of a fast steering mirror in a laser communication system, an improved prescribed performance control method that combines a reduced-order nonlinear extended state observer and a fast nonsingular terminal… read more here.

Keywords: steering mirror; control; prescribed performance; fast steering ... See more keywords