Results 51 to 60 of about 472 (139)

Ground vehicle gravimetry system based on SINS and two-dimensional LDV integration: error analysis and verification

Geocarto International
As an effective tool for refining local gravity data with mGal accuracy, vehicle gravimetry system usually consists of Strapdown Inertial Navigation System (SINS) and Global Navigation Satellite System (GNSS). However, the traditional system is unable to
Jiayi Cheng, Zekun Yang, Chengzhi Hou, Xu Zhu, Guo Wei, Wenjian Zhou, Mailun Chen, Ye Tian, Chunfeng Gao   +8 more
doaj   +1 more source

Analysis and Compensation of Modulation Angular Rate Error Based on Missile-Borne Rotation Semi-Strapdown Inertial Navigation System

Sensors, 2018
The Semi-Strapdown Inertial Navigation System (SSINS) provides a new solution to attitude measurement of a high-speed rotating missile. However, micro-electro-mechanical-systems (MEMS) inertial measurement unit (MIMU) outputs are corrupted by significant
Jiayu Zhang, Jie Li, Xi Zhang, Xiaorui Che, Yugang Huang, Kaiqiang Feng   +5 more
doaj   +1 more source

Positioning Accuracy of the Shearer Based on a Strapdown Inertial Navigation System in Underground Coal Mining

Applied Sciences, 2020
Automation and intelligent coal mining comprise the most important fields in coal mining technology research. The key to automation and intelligent coal mining is the automated mining of the working face, and accurate positioning of the shearer is one of
Gang Wu, Xinqiu Fang, Lei Zhang, Minfu Liang, Jiakun Lv, Zhiqiao Quan   +5 more
doaj   +1 more source

Improved Pedestrian Location Method for the Indoor Environment Based on MIMU and sEMG Sensors

Journal of Sensors, Volume 2024, Issue 1, 2024.
In order to guarantee the pedestrian location accuracy for the indoor environment, an improved pedestrian location method based on the improved Mahony complementary filter algorithm is proposed by the data fusion of microinertial measurement unit (MIMU) and sEMG sensors, which are installed on the lower limbs.
Xu Ling, Xu Yun, Wang Funeng, Everardo Vargas-Rodriguez   +3 more
wiley   +1 more source

Linear Track Underwater Carrier SINS Correction Method Based on Hydroacoustic Single Beacon

IEEE Access, 2022
Precise positioning of underwater vehicles using only a single beacon for range measurement is one of the toughest challenges for underwater navigation, especially when the underwater vehicle travels along a straight path resulting in the system ...
Enfan Lin, Jiangning Xu, Feng Zha, Hongyang He, Miao Wu   +4 more
doaj   +1 more source

Latitude Determination and Error Analysis for Stationary SINS in Unknow-Position Condition

Sensors, 2020
The initial geographic latitude information is the key to the self-alignment of the strapdown inertial navigation system (SINS), but how to determine the latitude when the latitude cannot be obtained directly or in a short time?
Suier Wang, Gongliu Yang, Wei Chen, Lifen Wang   +3 more
doaj   +1 more source

A Hybrid Drone SINS/GNSS Information Fusion Method Based on Attention-Augmented TCN in GNSS-Denied Environments

Remote Sensing
In the field of drone navigation systems, a high-precision positioning solution can be provided by an integrated strapdown inertial navigation system (SINS)/global navigation satellite system (GNSS).
Chuan Xu, Shuai Chen, Daxiang Zhao, Zhikuan Hou, Changhui Jiang   +4 more
doaj   +1 more source

An Innovative High-Precision Scheme for a GPS/MEMS-SINS Ultra-Tight Integrated System

Sensors, 2019
The Doppler-assisted error provided by a low-precision microelectromechanical system (MEMS) strapdown inertial navigation system (SINS) increases rapidly. Therefore, the bandwidth of the tracking loop for a global positioning system (GPS)/MEMS-SINS ultra-
Qunsheng Li, Yan Zhao
doaj   +1 more source

In-Flight Alignment Using H∞ Filter for Strapdown INS on Aircraft

The Scientific World Journal, 2014
In-flight alignment is an effective way to improve the accuracy and speed of initial alignment for strapdown inertial navigation system (INS). During the aircraft flight, strapdown INS alignment was disturbed by lineal and angular movements of the ...
Fu-Jun Pei, Xuan Liu, Li Zhu
doaj   +1 more source

External Velocity Aided Coarse Attitude and Position Alignment for Dynamic SINS

IEEE Access, 2018
This paper concerns about the dynamic alignment for the strapdown inertial navigation system (SINS), especially in the case of no GPS assistance. A novel coarse alignment algorithm using external reference velocity in b-frame is proposed.
Shiluo Guo, Jiangning Xu, Hongyang He
doaj   +1 more source