Results 31 to 40 of about 2,941,667 (298)

Research on GNSS INS & GNSS/INS Integrated Navigation Method for Autonomous Vehicles: A Survey

IEEE Access, 2023
Autonomous Vehicles have become the focus of research around the world. Meanwhile, the continuous development of various emerging technologies in recent years has paved the way for the realization of fully autonomous driving.
Yuan He, Jichuan Li, Junjie Liu
doaj   +1 more source

Integrated communications and navigation module

2012 IEEE International Carnahan Conference on Security Technology (ICCST), 2012
An iridium communications and navigation module (ICNM) has been developed for movement tracking applications. External interfaces to the ICNM include Ethernet, RS-232, and Serial Peripheral Interface (SPI) Bus. The module is powered by Power over Ethernet (PoE) or a +24VDC connection.
Paul C. Haddock, John W. Hatley, William D. Morse, Robert D. Tooley   +3 more
openaire   +3 more sources

Autonomous Navigation of Unmanned Aircraft Using Space Target LOS Measurements and QLEKF

Sensors, 2022
An autonomous navigation method based on the fusion of INS (inertial navigation system) measurements with the line-of-sight (LOS) observations of space targets is presented for unmanned aircrafts. INS/GNSS (global navigation satellite system) integration
Kai Xiong, Peng Zhou, Chunling Wei
doaj   +1 more source

Integrated Communications and Navigation Terminal

Journal of Navigation, 1991
The mobile radio communications industry has recently witnessed a new demand for terminal equipment which can provide both communications and position reporting capabilities on a global scale–for example, the automatic monitoring of secure cargoes during international transportation.
Beach, MA, Mattos, PG, Edwards, DJ
openaire   +2 more sources

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

IEEE 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, Baoguo Yu, Benquan Yin, Xueni Luo, Xiaofeng Lu   +4 more
doaj   +1 more source

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

IEEE 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, Haiyang Yu, Shanghong Zhao, Jian Guo Liu, Kun Zhang, Wei Jiang, Guodong Wang, He Li, Xuan Li   +8 more
doaj   +1 more source

Velocity-Aided Navigation in GNSS-Denied Environments

Sensors
The Velocity-Aided Navigation (VAN) method for determining latitude, longitude, and altitude is proposed when global navigation satellite system (GNSS) signals are unavailable.
Vadym Avrutov, Nadiia Bouraou, Oleg Nesterenko, Sergii Holovach, Oleksii Hehelskyi, Olha Pazdrii   +5 more
doaj   +1 more source

SINS/Landmark Integrated Navigation Based on Landmark Attitude Determination

Sensors, 2019
Based on the situation that the traditional SINS (strapdown inertial navigation system)/CNS (celestial navigation system) integrated navigation system fails to realize all-day and all-weather navigation, this paper proposes a SINS/Landmark integrated ...
Shuqing Xu, Haiyin Zhou, Jiongqi Wang, Zhangming He, Dayi Wang   +4 more
doaj   +1 more source

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

Defence 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, Kejun Hu, Bin Hu, Haorui Li, Kai Shen, Wenhao Qi, Junfang Fan, Zhong Su   +7 more
doaj   +1 more source

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

Micromachines, 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, Jianwen Sun, Huiliang Liu, Zewen Liu   +3 more
doaj   +1 more source