Results 21 to 30 of about 57,945 (255)

Photonic Image-free Mixer Based on a Dual-Parallel Mach-Zehnder Modulator and Fiber Dispersion for Radio-Over-Fiber System

open access: yesIEEE Photonics Journal, 2019
In this paper, a simple image rejection mixer based on the dispersion effect in the single mode fiber is proposed and experimentally demonstrated for the radio-over-fiber (RoF) system.
Tao Lin   +9 more
doaj   +1 more source

MU R-CNN: A Two-Dimensional Code Instance Segmentation Network Based on Deep Learning

open access: yesFuture Internet, 2019
In the context of Industry 4.0, the most popular way to identify and track objects is to add tags, and currently most companies still use cheap quick response (QR) tags, which can be positioned by computer vision (CV) technology.
Baoxi Yuan   +8 more
doaj   +1 more source

Interacting Multiple Model UAV Navigation Algorithm Based on a Robust Cubature Kalman Filter

open access: yesIEEE Access, 2020
To improve the precision and robustness of Unmanned Aerial Vehicle (UAV) integrated navigation systems, this paper presents an Interacting Multiple Model (IMM) navigation algorithm based on a Robust Cubature Kalman Filter (RCKF) with modified Zero ...
Xuhang Liu   +3 more
doaj   +1 more source

Classifier Adaptive Fusion: Deep Learning for Robust Outdoor Vehicle Visual Tracking

open access: yesIEEE Access, 2019
Deep auto-encoder (DAE) models have been successfully used in object tracking due to its strong capability of feature representation. However, single deep auto-encoder model would not be robust enough to represent the appearance model of outdoor vehicle ...
Jing Xin, Xing Du, Yaqian Shi
doaj   +1 more source

Ship Security Relative Integrated Navigation with Injected Fault Measurement Attack and Unknown Statistical Property Noises

open access: yesJournal of Marine Science and Engineering, 2020
In this work, the ship relative integrated navigation approaches are studied for the navigation scenarios with the measurements disturbed by unknown statistical property noises and with the injected fault measurement attacks.
Yongjing Wang, Yi Wang, Xiaoliang Feng
doaj   +1 more source

A Robust Fusion Methodology for MEMS-Based Land Vehicle Navigation in GNSS-Challenged Environments

open access: yesIEEE Access, 2020
How to effectively blend global navigation satellite system (GNSS) and inertial navigation system (INS) data to achieve an optimal solution in harsh environments has always been an urgent task.
Song Yue   +4 more
doaj   +1 more source

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

open access: yesIEEE 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

open access: yes2012 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   +3 more
openaire   +2 more sources

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

open access: yesSensors, 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

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

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