Satellite angular velocity estimation based on star images and optical flow techniques
An optical flow-based technique is proposed to estimate spacecraft angular velocity based
on sequences of star-field images. It does not require star identification and can be thus …
on sequences of star-field images. It does not require star identification and can be thus …
Kalman filtering for attitude and parameter estimation of nanosatellites without gyroscopes
In this work, a Kalman filtering algorithm is proposed that estimates the spacecraft attitude
and attitude parameters without gyroscope measurements for nanosatellites. The attitude …
and attitude parameters without gyroscope measurements for nanosatellites. The attitude …
Development of a modular command and data handling architecture for the KySat-2 CubeSat
C Mitchell, J Rexroat, SA Rawashdeh… - 2014 IEEE Aerospace …, 2014 - ieeexplore.ieee.org
KySat-2 is a 1U CubeSat launched on the NASA ELaNa IV mission on November 19, 2013.
The Command & Data Handling (C&DH) architecture for KySat-2 leverages aspects of the …
The Command & Data Handling (C&DH) architecture for KySat-2 leverages aspects of the …
高分七号卫星双线阵相机几何处理及其精度验证.
李对对, 隋正伟, 龙小祥, 李庆鹏… - Journal of Remote …, 2024 - search.ebscohost.com
高分七号卫星于2019 年11 月在太原顺利发射, 是中国首颗亚米级高分辨率立体测绘卫星.
星上采用国内首套星图融合星敏传感器, 双星敏夹角动态修正, 可大幅度提高卫星姿态确定精度 …
星上采用国内首套星图融合星敏传感器, 双星敏夹角动态修正, 可大幅度提高卫星姿态确定精度 …
Image-based attitude propagation for small satellites using RANSAC
SA Rawashdeh, JE Lumpp - IEEE Transactions on Aerospace …, 2014 - ieeexplore.ieee.org
This work develops a star-based attitude propagator that uses relative motion of stars in an
imager's field of view to infer the motion of a satellite by calculating relative attitude estimates …
imager's field of view to infer the motion of a satellite by calculating relative attitude estimates …
A Novel Method based on Particle Flow Filters for Stellar Gyroscope Parameter Estimations
E Duymaz - IEEE Access, 2024 - ieeexplore.ieee.org
Inertial sensors are commonly used in many applications for a while. They provide important
information about the orientation but are prone to structural errors, which makes it …
information about the orientation but are prone to structural errors, which makes it …
[PDF][PDF] ADCS development for student CubeSat satellites--TalTech case study.
This paper presents a case study on the development of the Attitude Determination and
Control System (ADCS) of Tallinn University of Technology (TalTech) student CubeSat …
Control System (ADCS) of Tallinn University of Technology (TalTech) student CubeSat …
An attitude determination system with MEMS gyroscope drift compensation for small satellites
M Bezold - 2013 - uknowledge.uky.edu
This thesis presents the design of an attitude determination system for small satellites that
automatically corrects for attitude drift. Existing attitude determination systems suffer from …
automatically corrects for attitude drift. Existing attitude determination systems suffer from …
An FPGA-based implementation of corner detection and matching with outlier rejection
J Huang, G Zhou, D Zhang, G Zhang… - … Journal of Remote …, 2018 - Taylor & Francis
To meet the high frame rate requirements of correct point correspondences with a sub-pixel
precision, this paper first proposes a Field Programmable Gate Array (FPGA) architecture …
precision, this paper first proposes a Field Programmable Gate Array (FPGA) architecture …
Enabling technologies for high slew rate star trackers
In this study, a redesign of a nano-satellite star tracker for operation at high slew rates is
investigated. Small agile spacecraft often require a few arc second-accuracy attitude …
investigated. Small agile spacecraft often require a few arc second-accuracy attitude …