Results 41 to 50 of about 3,644,927 (239)

Progress and Achievements of Multi-sensor Fusion Navigation in China during 2019—2023 [PDF]

open access: yesJournal of Geodesy and Geoinformation Science, 2023
Global Navigation Satellite System (GNSS) can provide all-weather, all-time, high-precision positioning, navigation and timing services, which plays an important role in national security, national economy, public life and other aspects.
Xingxing LI, Xiaohong ZHANG, Xiaoji NIU, Jian WANG, Ling PEI, Fangwen YU, Hongjuan ZHANG, Cheng YANG, Zhouzheng GAO, Quan ZHANG, Feng ZHU, Weisong WEN, Tuan LI, Jianchi LIAO, Xin LI
doaj   +1 more source

Resource Allocation for Joint Communication and Localization Systems With MU-MIMO

open access: yesIEEE Access, 2022
Joint communication and localization is an attractive technique to simultaneously provide data transmission and localization services, and efficient resource allocation could bring a high data rate and high localization accuracy in limited resources ...
Yachuan Bao   +4 more
doaj   +1 more source

Robust Mars Atmospheric Entry Integrated Navigation based on Parameter Sensitivity

open access: yes, 2015
This paper presented a robust integrated navigation algorithm based on a special robust desensitized extended Kalman filtering with analytical gain (ADEKF) during the Mars atmospheric entry.
Lou, Taishan, Zhao, Liangyu
core   +1 more source

Towards a Cyber-Physical Range for the Integrated Navigation System (INS)

open access: yesJournal of Marine Science and Engineering, 2022
The e-navigation concept was introduced by the IMO to enhance berth-to-berth navigation towards enhancing environmental protection, and safety and security at sea by leveraging technological advancements.
A. Oruc, Vasileios Gkioulos, S. Katsikas
semanticscholar   +1 more source

Research on the navigation method of high speed differential rotation guided ammunition with ballistic assistance prediction under GNSS denial

open access: yesDefence Technology
In complex environments such as high dynamics and weak signals, a satellite signal compensation method based on prefabricated trajectory assistance and an improved adaptive Kalman filter is proposed for a 155 mm differential rotating rear-body control ...
Ning Liu   +7 more
doaj   +1 more source

Effectiveness and Ergonomics of Integrated Navigation System

open access: yesTransactions on Maritime Science, 2012
Ergonomics increases the efficiency of people and device interaction. Nowadays, modern navigation bridges are designed in accordance with the requirements of navigators, designers and shipowners, production costs etc. The bridge design, various layouts, instrument arrangements and their capacities etc.
Vidan, Pero   +2 more
openaire   +5 more sources

Photonic Pre-Coding for MIMO System in Satellite-Terrestrial Communication

open access: yesIEEE Access, 2020
In this paper, a photonic based pre-coding for multiple input multiple output (MIMO) satellite communication is realized without digital signal processing (DSP) structure.
Tao Lin   +8 more
doaj   +1 more source

Multi-Thread Based Design of Navigation Algorithm Module in Multi Radio Integrated Navigation System M&S Software [PDF]

open access: yesE3S Web of Conferences, 2019
A multi-thread based navigation algorithm module is designed in a multi radio integrated navigation system modeling and simulation software in order to efficiently use resources in the software platform of the modeling and simulation software.
Son Jae Hoon   +4 more
doaj   +1 more source

Modeling and Measurement of Thermal–Mechanical-Stress-Creep Effect for RF MEMS Switch Up to 200 °C

open access: yesMicromachines, 2022
High-temperature processes, such as packaging and annealing, are challenges for Radio-Frequency Micro-Electro-Mechanical-Systems (RF MEMS) structures, which could lead to device failure.
Yulong Zhang   +3 more
doaj   +1 more source

A SINS/CNS Integrated Navigation System Based on High Precision Mathematical Horizon Reference [PDF]

open access: yesHangkong bingqi
SINS/CNS integrated navigation system has the advantages of high autonomy and strong anti-interference ability. It has important application value in the navigation tasks of ballistic missiles and reentry vehicles.
Yuan Ding, Wang Xinlong
doaj   +1 more source

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