231,137 Hits in 4.7 sec


2017 IEICE transactions on communications  
He proposed a technical field of Visible Light Communications to start a study group in IEICE in 2001 and Visible Light Communications Consortium (the predecessor of VLCA) in 2003 as their chairman.  ...  For the Special Section on Visible Light Communications in Conjunction with Topics of ICEVLC2015, we received 6 submissions.  ... 
doi:10.1587/transcom.2016lcf0001 fatcat:lae7mmocnzdrtde7qqxy52edqy

Wi-Fi Combined Visible Light Commnication for Intelligent Transportation System

Application based on communication of vehicles, and vehicle to infrastructure has emerged the best solutions to improve traffic safety.It is on, visible light communication withbig potential ofsimple design  ...  Communication based on visible spectrum is a mode of communication wireless technology using the visible spectra by typical transmitters and receivers.Thistechnology, in developing Intelligent Transportation  ...  In long Range communication [39], gives a knowledgeof using internet by visible light communication..  ... 
doi:10.35940/ijitee.c8466.019320 fatcat:4lvh3uwmqngwxehtfuhneerydy

Li-Fi: A New Communication Mechanism

Gagandeep KaurVirk
2015 International Journal of Computer Applications  
Li-Fi is basically the subset of Visible Light Communication (VLC), makes use of LED bulbs to transmit data using light as a medium.  ...  In this paper, survey has been done on both technologies using certain common parameters and the possible research scope of this technology is elaborated.  ...  Communication Based on Visible Light Communication OFDM) Based on Radio Frequency Communication 4. 22.  ... 
doi:10.5120/20818-3421 fatcat:cxqorbivubhg3oeskjhqp5sd34

Visible Light Communication, Networking, and Sensing: A Survey, Potential and Challenges

Parth H. Pathak, Xiaotao Feng, Pengfei Hu, Prasant Mohapatra
2015 IEEE Communications Surveys and Tutorials  
In this paper, we provide a comprehensive survey of these topics with additional focus on visible light sensing.  ...  This survey provides a technology overview and review of existing literature of visible light communication and sensing.  ...  VLCC proposed two standards -Visible Light Communication System Standard and Visible Light ID System Standard -by 2007.  ... 
doi:10.1109/comst.2015.2476474 fatcat:bjxca4ktq5hrvneh2ynvnetyiq

Self-service kiosk for testing sunglasses

Marcio M Mello, Victor AC Lincoln, Liliane Ventura
2014 BioMedical Engineering OnLine  
unless they resort themselves to a professional who is qualified for using a spectrophotometer and is acknowledged on the standards for providing a report for the user.  ...  Sunglasses are categorized from 0 to 4 and the categories are determined by the lenses transmission's percentage on the visible range (380 nm -780 nm).  ...  Extensão -USP, which financially supported this research; for ABIÓPTICA (Associação Brasileira da Indústria Óptica), SINDIÓPTICA-SP, and the signature companies that have donated the sunglasses to be tested on  ... 
doi:10.1186/1475-925x-13-45 pmid:24761766 pmcid:PMC4021164 fatcat:um7yq7rbnnagfbz3kutgruy3cm

A survey on the usage of DSRC and VLC in communication-based vehicle safety applications

Alin-Mihai Cailean, Barthelemy Cagneau, Luc Chassagne, Valentin Popa, Mihai Dimian
2014 2014 IEEE 21st Symposium on Communications and Vehicular Technology in the Benelux (SCVT)  
range -up to 1000 m; Omni-directional communication -increased mobility; Major issues affecting DSRC performances: Channel congestion -the major impediment for a reliable communication; Each vehicle (  ...  node) creates interferences on an area wider than the communication range; Vulnerability of CSMA/CA; The hidden node problem -affects the reliability; The Doppler spread -caused by range and velocity;  ...  Requirements in communication-based vehicle safety applications Visible light communications Fig. 2 : 2 Visible light communication usage in a highway scenario.  ... 
doi:10.1109/scvt.2014.7046710 dblp:conf/scvt/CaileanCCPD14a fatcat:ufr7qve3cjfr3gydzgbla7dyj4

Security in Visible Light Communication: Novel Challenges and Opportunities

Christian ROHNER, Shahid RAZA, Daniele PUCCINELLI, Thiemo VOIGT
2015 Sensors & Transducers  
As LED lighting becomes increasingly ubiquitous, Visible Light Communication is attracting the interest of academia and industry as a complement to RF as the physical layer for the Internet of Things.  ...  In this paper, we outline the security implications of Visible Light Communication, review the existing contributions to this under-explored space, and survey the research opportunities that we envision  ...  In fact, at the time of writing, there are only a few studies that address security in visible light communication.  ... 
doaj:2c7e48d6408d4f7c91d8551697be91b6 fatcat:nb625ochhnhyrh3ygu462mzuei

Feasibility of LiFi in the Contemporary World � A Survey on the Dichotomy of its Production and Distribution Mechanisms

Ahsan Memon, Faisal Karim Shaikh, Nafeesa Bohra, Umair Jamil Ahmad, Mamta Bachani
2017 Indian Journal of Science and Technology  
LiFi is expected to garner a market share of US $14.91 Billion by 2022.  ...  Partly, because the technology forwards the Green Communication Goal, and eradicates the Radio Frequency Bottleneck.  ...  Also, a warm thanks to SZABIST Hyderabad and MUET Jamshoro for supporting this research from its inception.  ... 
doi:10.17485/ijst/2017/v10i36/119180 fatcat:2hfbem2h6ndvdeaghhymaoucwy

Connected Vehicles: Applications and Communication Challenges

Barbara M. Masini, Gianluigi Ferrari, Cristiano Silva, Ilaria Thibault
2017 Mobile Information Systems  
together with emerging access technologies-such as visible light and mm-waves-can play a key role in enhancing the on-board intelligence of future vehicles.  ...  A general view on architectures and technologies for connecting vehicles is provided in the following survey by the Guest Editors themselves: "A Survey on Infrastructure-Based Vehicular Networks" by C.  ...  together with emerging access technologies-such as visible light and mm-waves-can play a key role in enhancing the on-board intelligence of future vehicles.  ... 
doi:10.1155/2017/1082183 fatcat:rjrblr3pv5dvzoucquy64mkkba

Digital Light for Digital Live [chapter]

M. Kruppa
2021 ELIV 2021  
Utilizing Car2Car communication modern mobility concepts will improve in standards like safety and comfort.  ...  Communication with pedestrians or human drivers is needed to establish a healthy acceptance of autonomous driving vehicles. For this communication pathway light plays an important role.  ...  It enables personalization of tail light designs and Car2X communication capabilities, making the digitalization of cars visible to the outside world.  ... 
doi:10.51202/9783181023846-339 fatcat:gdw4fhalezhhfp2gkrn36lyqri

eHMI: Review and Guidelines for Deployment on Autonomous Vehicles

Juan Carmona, Carlos Guindel, Fernando Garcia, Arturo de la Escalera
2021 Sensors  
As a result, we aim to draw a broad perspective on the current status and recent techniques for eHMI and some guidelines that will encourage future research and development of these systems.  ...  Human–machine interaction is an active area of research due to the rapid development of autonomous systems and the need for communication.  ...  The resulting surveys show a good acceptance of this interface, as well as an increase in safety. Visibility Visual technologies will require a detailed study of their visibility.  ... 
doi:10.3390/s21092912 pmid:33919209 fatcat:wheqo45ftfflpkinxlg4nj6ivm

Visible Light Fidelity Technology: Survey

2021 Iraqi Journal of Computer, Communication, Control and System Engineering  
Furthermore, Li-Fi was a sub-set of Visible Light Communication (VLC), using Light-Emitting Diode (LED) bulbs for transmitting data utilizing light-medium.  ...  Thus, in the year of 2011, Light-Fidelity (Li-Fi) was introduced, which applies a visible light region for data transmission, to solve this radio crisis problem.  ...  It is a form of Visible Light Communication (VLC) that is part of wireless optical communications [1] and could be a substitute for Radio Frequency (RF), i.e.  ... 
doi:10.33103/uot.ijccce.21.2.1 fatcat:zg7hlagunjbgtpxm46ntrppf4i

Endoscopic mucosal resection or ablation for Barrett's esophagus containing high grade dysplasia: agreement strongest among expert gastroenterologists

Ashley Canipe, James Slaughter, Patrick Yachimski
2014 Endoscopy International Open  
Based on the results of a recent survey of BE practice patterns, only a minority (13 %) of community-based gastroenterologists report performing EMR at this time [13] .  ...  lesion, c NBI, Paris IIa lesion, d white light, Paris IIb lesion, e NBI, no visible lesion, and f white light, no visible lesion.  ... 
doi:10.1055/s-0034-1377516 pmid:26135094 pmcid:PMC4423254 fatcat:bsozda6hajhnlm4rhns32mofiu

An FPGA-based centralized visible light beacon network [article]

Duc-Phuc Nguyen, Dinh-Dung Le
2019 arXiv   pre-print
Indoor localization systems based on Visible Light Communication (VLC) have shown promising advantages compared with systems based on other wireless technologies.  ...  In this paper, we discuss about processing overload and implementation cost of the two typical models of VLC beacon network in scenarios of a hundred of VLC-LED anchors are taken into account.  ...  and research challenges" Dig-, Yuan, et al.: "A survey of positioning systems using visible LED lights" IEEE Communications Surveys & Tutorials (2018) (DOI:10.1109/COMST.2018.2806558). [6] Japan Electronics  ... 
arXiv:1903.06228v1 fatcat:soebiwmfgnc5jjnlhvix44kuoi

Evaluation of Tractor and Grain Wagon Safety Marking at Selected Commercial Iowa Grain Elevators

H. M. Hanna, C. V. Schwab, C. J. Lehtola, R.W. Steffen
1997 Journal of Agricultural Safety and Health  
A majority of wagons at the elevators complied with ASAE safety standards for an SMV emblem and retainer on the hitch pin.  ...  A majority of tractors complied with safety standards for: headlights, front amber flashing lights, slow moving vehicle (SMV) emblem, and roll over protection structure (ROPS).  ...  At any time from sunset to sunrise tractors and tractor-towed implement combinations must display a minimum of one white light visible 150 m (500 ft) from the front, and one red light and one amber flashing  ... 
doi:10.13031/2013.17749 fatcat:3ydgxaxzijdvhn3wstsiec6gpq
« Previous Showing results 1 — 15 out of 231,137 results