Results 71 to 80 of about 109,784 (295)
Sensors, 2018 Microelectromechanical System (MEMS) Inertial Measurement Unit (IMU) is popular in the community for constructing a navigation system, due to its small size and low power consumption. However, limited by the manufacturing technology, MEMS IMU experiences
Changhui Jiang +7 more
doaj +1 more source
Research on Nonlinear Compensation of the MEMS Gyroscope under Tiny Angular Velocity
Sensors, 2022 The Micro-Electro-Mechanical System (MEMS) gyroscope has been widely used in various fields, but the output of the MEMS gyroscope has strong nonlinearity, especially in the range of tiny angular velocity.
Chunhua Ren +3 more
doaj +1 more source
A high-resolution pointing system for fast scanning platforms: The EBEX example
, 2016 The E and B experiment (EBEX) is a balloon-borne telescope designed to measure the polarization of the cosmic microwave background with 8' resolution employing a gondola scanning with speeds of order degree per second.
Aboobaker, Asad +14 more
core +1 more source
Energy Consumption Optimization in Trajectory Planning for Fuel Cell Hybrid Uavs Based On HMPC
Advanced Robotics Research, EarlyView.The endurance limitation of multirotor drones is a critical challenge. This study adopts a hybrid power system of fuel cells and lithium‐ion batteries. Using Nondominated Sorting Genetic Algorithm II, it integrates trajectory planning with energy management optimization.
Xindi Wang +7 more
wiley +1 more source
Research on a Silicon Gyroscope Interface Circuit Based on Closed-Loop Controlled Drive Loop
Sensors, 2022 The existing analysis methods for the silicon gyroscope drive loop, such as the perturbation method and period average method, cannot analyze the dynamic characteristics of the system.
Qiang Li +3 more
doaj +1 more source
Soft Robotic Snake with Tunable Undulatory Gait for Efficient Underwater Locomotion
Advanced Robotics Research, EarlyView.This study designs an underwater soft snake robot using 3D‐printed soft actuators, controlled by specific signals to generate sinusoidal undulation. Results show a positive correlation between speed and swing amplitude, with optimal performance at 2/3π phase offset, PLA tail, 1.2 voltage growth rate, and 6s undulation period achieving a maximum speed ...
Huichen Ma, Junjie Zhou, Raye Yeow
wiley +1 more source
Range Expansion Technology for Ring MEMS Gyroscopes Based on Drive Voltage Modulation
MicromachinesThis paper proposes a method to control the sensitivity of a ring MEMS gyroscope by adjusting the driving control voltage via MEMS. The aim is to explore the relationship between the range of the ring MEMS gyroscope and the driving control voltage ...
Ke Cui +7 more
doaj +1 more source
A Gyroscope Bias Estimation Algorithm Based on Map Specific Information
Sensors, 2018 In an inertial navigation system, especially in a pedestrian dead-reckoning system, gyroscope bias can demonstrably reduce positioning accuracy. A novel gyroscope bias estimation algorithm is proposed, which estimates the bias of a gyroscope under any ...
Tian Tan +4 more
doaj +1 more source
Piezoelectric pump Patent [PDF]
, 1968 Piezoelectric pump for supplying fluid at high frequencies to gyroscope fluid suspension ...
Anderson, R. F.
core +1 more source
Resonances Driven by a Neutrino Gyroscope and Collective Neutrino Oscillations in Supernovae
, 2011 We show that flavor evolution of a system of neutrinos with continuous energy spectra as in supernovae can be understood in terms of the response of individual neutrino flavor-isospins (NFIS's) to the mean field.
Qian, Yong-Zhong, Wu, Meng-Ru
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