Results 91 to 100 of about 22,539 (211)

A Review of Pointing Modules and Gimbal Systems for Free-Space Optical Communication in Non-Terrestrial Platforms

open access: yesPhotonics
As the world is technologically advancing, the integration of FSO communication in non-terrestrial platforms is transforming the landscape of global connectivity. By enabling high-data-rate inter-satellite links, secure UAV–ground channels, and efficient
Dhruv, Hemani Kaushal
doaj   +1 more source

3-Leg Inverter Control for 2-Phase Outer Rotor Coreless Torque Actuator in Hybrid Multi-D.O.F System

open access: yesEnergies, 2018
Since an existing 3-phase inner rotor torque actuator (TA) has severe torque ripples, it is not appropriate for a gimbal system that requires precise position control.
Kyoung Jin Joo   +4 more
doaj   +1 more source

Hand Controller Assembly [PDF]

open access: yes
A user input device for a vehicular electrical system is provided. The user input device includes a handle sized and shaped to be gripped by a human hand and a gimbal assembly within the handle.
Bandera, Pablo, Buchele, Paul
core   +1 more source

Research on Measurement Accuracy of Laser Tracking System Based on Spherical Mirror with Rotation Errors of Gimbal Mount Axes

open access: yesMeasurement Science Review, 2018
This paper presents a novel experimental approach for confirming that spherical mirror of a laser tracking system can reduce the influences of rotation errors of gimbal mount axes on the measurement accuracy.
Shi Zhaoyao   +3 more
doaj   +1 more source

Mechanical-mathematical model of unbalanced non-rigid gimbal gear

open access: yesAdvanced Engineering Research, 2017
Introduction. The paper is devoted to the development of an ingenious mechanical-mathematical model of the unbalanced non-rigid gimbal gear with account for its axis flexibility.
Oleg A. Polushkin   +2 more
doaj   +1 more source

Rotating-unbalanced-mass devices and methods for scanning balloon-borne-experiments, free-flying spacecraft, and space shuttle/space station attached experiments [PDF]

open access: yes, 1992
A method and apparatus for scanning balloon-borne experiments, free-flying spacecraft, or gimballed experiments mounted on a space shuttle or space station, makes use of one or more rotating unbalanced mass devices for selectively generating circular ...
Polites, Michael E.
core   +1 more source

Magnetic Gimbal Proof-of-Concept Hardware performance results [PDF]

open access: yes
The Magnetic Gimbal Proof-of-Concept Hardware activities, accomplishments, and test results are discussed. The Magnetic Gimbal Fabrication and Test (MGFT) program addressed the feasibility of using a magnetic gimbal to isolate an Electro-Optical (EO ...
Stuart, Keith O.
core   +1 more source

Bearing and gimbal lock mechanism and spiral flex lead module Patent [PDF]

open access: yes, 1971
Low friction bearing and lock mechanism for two-axis gimbal carrying satellite ...
Lloyd, W. B.
core   +1 more source

Design study for LANDSAT-D attitude control system [PDF]

open access: yes
The gimballed Ku-band antenna system for communication with TDRS was studied. By means of an error analysis it was demonstrated that the antenna cannot be open loop pointed to TDRS by an onboard programmer, but that an autotrack system was required ...
Bernier, G. E.   +4 more
core   +1 more source

Perancangan Sistem Stabilisasi Kamera Tiga Sumbu dengan Metode Kontrol Fuzzy untuk Mobile Surveillance Robot

open access: yesJurnal Teknik ITS, 2017
Robot pengintaian (surveillance robot) sering digunakan pada militer untuk melakukan tugas pengintaian sehingga tidak perlu membahayakan nyawa manusia karena dikendalikan dari jarak jauh.
Fahrezi Alwi Muhammad   +2 more
doaj  

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