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Optical Wireless Communication based two receiver Indoor Positioning algorithm
2017
2017 13th International Wireless Communications and Mobile Computing Conference (IWCMC)
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This research focuses on developing a positioning algorithm for Optical Wireless Communication (OWC) based indoor positioning systems. ...
The current research builds upon a previously proposed positioning algorithm named Optimal Beam Radius Indoor Positioning (OBRIP) algorithm and proposes the use of two receivers to detect the optical signal ...
One of the major challenges include designing a positioning algorithm which can be used alongside this Optical Wireless Communication (OWC)-based IPS. ...
doi:10.1109/iwcmc.2017.7986362
dblp:conf/iwcmc/AjmaniBS17
fatcat:c26y3ms34rbovcf2gynm62daki
Surface Centroid TOA Location Algorithm for VLC System
2019
KSII Transactions on Internet and Information Systems
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The demand for indoor positioning is increasing day by day. ...
This paper proposes a surface centroid TOA localization algorithm based on the VLC system. ...
A new concept is proposed in [31] combining the optical wireless visible light communication with three-dimensional indoor positioning by using a single transmitter and multiple tilted light receivers ...
doi:10.3837/tiis.2019.01.016
fatcat:vockt5ngnvfqfgk3jpy4cwsdfa
Performance of back-propagation and self organizing map neural equalizers for asymmetrically clipped optical OFDM
2013
2013 21st Iranian Conference on Electrical Engineering (ICEE)
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This paper evaluates the performance of backpropagation (BP) and self organizing map (SOM) equalizer for indoor asymmetrically clipped optical OFDM (ACO-OFDM) wireless systems. ...
Although in OFDM, parallel transmission and cyclic prefix addition improve the communication efficiency, there is still performance degradation due to inter-symbol interference (ISI) in dispersive channels ...
In this paper two types of ANN based equalizers have been proposed for mitigating ISI of dispersive channels in indoor optical wireless systems with ACO-OFDM modulation. ...
doi:10.1109/iraniancee.2013.6599724
fatcat:3etsphufobhvjll6qomk64g7ne
Guest Editorial Location-Awareness for Radios and Networks, Part I
2015
IEEE Journal on Selected Areas in Communications
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L OCALIZATION-awareness using radio signals stands to revolutionize the fields of navigation and communication engineering. ...
Given the many application scenarios across different disciplines, there is a clear need for a broad, up-to-date and cogent treatment of radio-based location awareness. ...
radio, localization, smart grid, and optical wireless communications. ...
doi:10.1109/jsac.2015.2433411
fatcat:oloaic7ysbc4dmkvtbq5qrpuqq
S-VLWIC: Secure Visible Light based Wireless Communication using Location Information
2018
International Journal of Computer Applications
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secure wireless communication using visible light. ...
As multiple LEDs are there at ceiling for uniform lighting, those LEDs can be used to get location information of user with smartphone having photosensor for more accurate indoor positioning in comparison ...
Visible Light based Wireless Communication with unique features and advantages In VLWiC, transmitters are at fixed locations generally at ceiling in indoors and receiver can be at any position at a certain ...
doi:10.5120/ijca2018916703
fatcat:td6y7pucrvbfffcj6sinedllry
Indoor Localization Based on Optimized KNN
2020
Network and Communication Technologies
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This paper proposes an OKNN algorithm based on the improved KNN algorithm. ...
Among them, the indoor positioning based on the location fingerprint method quickly becomes the “Navigator” of indoor positioning direction by virtue of the simplicity of layout, the cost reduction ...
positioning systems In addition to the five indoor positioning systems described above, there are also indoor positioning systems based on optical communication, indoor positioning systems based on geomagnetism ...
doi:10.5539/nct.v5n2p34
fatcat:4wgq5akalzcejfzorwap7ifyla
Optical Wireless Hybrid Networks: Trends, Opportunities, Challenges, and Research Directions
2020
IEEE Communications Surveys and Tutorials
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An RF/optical wireless hybrid system consists both RF and optical-based wireless technologies, whereas an optical/optical wireless hybrid system consists two or more types of OWC technologies. ...
We consider the RFbased macrocell, small cell, wireless fidelity, and Bluetooth, as well as optical-based visible light communication, light fidelity, optical camera communication, and free-space optical ...
Compared to RF-based technologies, directional optical networks improve indoor positioning in a centimeter range [103] . ...
doi:10.1109/comst.2020.2966855
fatcat:qgkoolfncjbm3cqwj7a3b7kr2i
Convex Polygon Positioning for Homogeneous Optical Wireless Networks
2018
2018 International Conference on Indoor Positioning and Indoor Navigation (IPIN)
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Our method is compared with two connectivity-based range free algorithms in terms of accuracy. ...
In this paper we present a novel range free method based on connectivity for homogeneous optical wireless networks. ...
Range based VLC-IPS Range based algorithms compute the mobile position based on the characteristics of the received signal. ...
doi:10.1109/ipin.2018.8533863
dblp:conf/ipin/SeguelKCBS18
fatcat:wclds6rgrfgeboqr6j5a7shmhu
Machine Learning Applications for Short Reach Optical Communication
2022
Photonics
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(OPM), modulation format identification (MFI), signal processing and in-building/indoor optical wireless communications. ...
km, where higher-speed connections are required in various applications, such as the optical access networks, inter- and intra-data center interconnects, mobile fronthaul, and in-building and indoor communications ...
Error Mitigation in Optical Camera Communication
Based Indoor Positioning System. ...
doi:10.3390/photonics9010030
fatcat:n436p2z4vvbhlltafonxxnai5y
Editorial to the Special Issue on "Visible Light Communications, Networking, and Sensing"
2021
Sensors
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The next generation wireless technology networks and beyond (i [...] ...
an indoor environment, as compared to the traditional RF-based positioning systems. ...
[21] , in their paper on "Optical OFDM for SiPM-Based Underwater Optical Wireless Communication Links", investigate the use of high spectral efficiency modulation schemes, based on orthogonal-OFDM, namely ...
doi:10.3390/s21124004
fatcat:pojnn3lr4vdabcj6jevkteskba
Optical Wireless Communication Based Indoor Positioning Algorithms: Performance Optimisation and Mathematical Modelling
2018
Computation
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Using this mathematical model, closed-form expressions are derived for standard deviation of uniformly distributed points in an optical wireless communication based indoor positioning system with circular ...
In this paper, the performance of the optimal beam radius indoor positioning (OBRIP) and two-receiver indoor positioning (TRIP) algorithms are analysed by varying system parameters in the presence of an ...
to designing an efficient indoor optical wireless positioning system. ...
doi:10.3390/computation7010001
fatcat:iareii5mtnh35f246zsdl5dfsa
Performance Enhancement of an Indoor Localization System Based on Visible Light Communication Using RSSI / TDOA Hybrid Technique
2020
Journal of Communications
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This work introduces an enhanced optical wireless Line of Sight (LOS) indoor localization system based on Visible Light Communication (VLC) technology using Light-Emitting Diodes (LEDs) as optical sources ...
Therefore, the proposed system is a combination between RSSI and TDOA algorithms and the target position is estimated using RSSI only at places with acceptable received electrical power (1.04x10 -8 W or ...
The rest of this paper is organized as follows: Section II describes the LOS indoor optical wireless channel model. ...
doi:10.12720/jcm.15.5.379-389
fatcat:x5kinmsp2ndrtfkkbjxed3uhyy
A Survey on Visible Light Positioning from Software Algorithms to Hardware
2021
Wireless Communications and Mobile Computing
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The prevalence of illumination equipment and the inherent advantages of the Visible Light Communication (VLC) technique have resulted in a growing interest in Visible Light Positioning (VLP). ...
A novel-innovative classification method is used in the software algorithms, while the hardware aspect is introduced in terms of transmitters, modems, and receivers, making up for the deficiencies of the ...
These systems usually need special optical devices and use optical characteristics to 13 Wireless Communications and Mobile Computing obtain position information. ...
doi:10.1155/2021/9739577
fatcat:xq73emfsufdormnphdkeuxglpe
Performance Limits for Fingerprinting-based Indoor Optical Communication Positioning Systems Exploiting Multipath Reflections
2020
IEEE Photonics Journal
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However, due to the inherent transmission features of light, the optical wireless indoor channel is static; therefore, multipath components can be modeled as deterministic functions of the transceiver ...
Index Terms: Visible light communication (VLC), Cramer-Rao lower bound (CRLB), indoor localization, visible light positioning, multipath reflections. ...
Visible light communication (VLC) indoor localization systems are superior to alternative indoor localization techniques due to their centimeter positioning accuracy [1] - [3] . ...
doi:10.1109/jphot.2020.2991472
fatcat:jwqvb3omj5hnjck4yboolkufce
Study of SWT-ANN Based Indoor Optical Wireless Communication System
2017
IJARCCE
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This work presents the concept of SWT based optical wireless communication system. It provides the concept of artificial neural network for minimizing the error on receiver side. ...
The use of SWT helps to transform received data into another form that helps to provide better BER value. The results are implemented in MATLAB and calculate the BER value. ...
Hence forming a matrix of diffusing spots based on the position of the receiver and receiver mobility [11] . Hao Du et. al. ...
doi:10.17148/ijarcce.2017.6141
fatcat:sn4hjngqijdzfdgl3isa6wjalu
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