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Design and Implementation of an ADCS for a CubeSat [PDF]

open access: yesJournal of Engineering Research - Egypt, 2023
The hardware implementation of the attitude determination process of the Attitude Determination Control Subsystem (ADCS) for CubeSat is presented in this paper. The process of determining attitude involves combining data from several sensors that monitor
Sara Mohamed   +5 more
doaj   +1 more source

Experimental Results of Attitude Determination Functional Algorithms Implementation in Strapdown Inertial Navigation System

open access: yesSensors, 2022
Strapdown inertial navigation system (SINS) software developers are usually mainly focused on the attitude determination algorithm design and characteristics. Such an algorithm can be based on different mathematical apparatus.
Maksim Zharkov   +3 more
doaj   +1 more source

Autonomous Phase Control Combining EKF and Adaptive Neural Network for Remote Sensing Satellites

open access: yesInternational Journal of Aerospace Engineering, 2022
In this paper, a novel, effective, and feasible autonomous phase control algorithm based on the extended Kalman filtering (EKF) and neural network is firstly developed for addressing the problems of configuration maintenance of remote sensing satellite ...
Xin Wang, Guogang Wang, Hongru Zheng
doaj   +1 more source

Integrated GNSS/IMU-Gyrocompass with Rotating IMU. Development and Test Results

open access: yesRemote Sensing, 2020
The paper presents the developed integrated GNSS/IMU gyrocompass which, unlike the existing systems, contains a single-axis rotating platform with two antennas installed on it and an inertial measurement unit with tactical grade fiber-optic gyros.
Gennadiy Emel’yantsev   +7 more
doaj   +1 more source

Knowledge, attitude and practice of antenatal exercise (ANEx) among married women in Afghanistan: A cross-sectional study

open access: yesRazi International Medical Journal, 2023
Background: Antenatal physical activity is an important physical, mental, and biochemical factor to consider. Several studies across the world have demonstrated the importance of physical activity during the antenatal period.
Shakila Niazi   +5 more
doaj   +1 more source

Hybrid Wireless–Local Communication via Information Propagation for Modular Robotic Synchronization Applications

open access: yesAdvanced Intelligent Systems, 2022
Modular robots hold promise of adaptability, robustness, and versatility. Synchronization of modules is critical; if a module is asynchronous, not only will the robot fail to perform tasks properly, but its behavior may be self‐destructive through self ...
Kevin Holdcroft   +4 more
doaj   +1 more source

Developing ‘Smart’ Dairy Farming Responsive to Farmers and Consumer-Citizens: A Review

open access: yesAnimals, 2022
Innovation has resulted in more dairy products being produced with less inputs than ever before. It has also affected how animals are raised, the structure of the sector and the nature of products produced. Not all impacts have been positive.
Maeve Mary Henchion   +3 more
doaj   +1 more source

Drone Usage for Medicine and Vaccine Delivery during the COVID-19 Pandemic: Attitude of Health Care Workers in Rural Medical Centres

open access: yesDrones, 2022
Rural areas are often difficult to access reliably with medicine and vaccines. This study aimed to examine rural health care workers’ attitude towards drone delivery for medicine and vaccines and the factors that influenced it.
Rohana Sham   +9 more
doaj   +1 more source

Validating a tool to assess eye health knowledge, attitude and practice in Cambodia and Vietnam [PDF]

open access: yesInternational Journal of Ophthalmology, 2019
AIM: To develop an eye health knowledge, attitude and practice (EH-KAP) field-based assessment tool for use in implementing effective eye health care services. METHODS: An instrument development and validation study.
Noela Prasad   +2 more
doaj   +1 more source

Experiential Characteristics among Individuals with Tinnitus Seeking Online Psychological Interventions: A Cluster Analysis

open access: yesBrain Sciences, 2022
Objective: This study was designed to gain insights regarding patterns of social representations (values, ideas, beliefs) of tinnitus and their relation to demographic and clinical factors.
Eldre W. Beukes   +4 more
doaj   +1 more source

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