Results 41 to 50 of about 3,034 (167)

The Sunrise Mission [PDF]

open access: yes, 2010
The first science flight of the balloon-borne \Sunrise telescope took place in June 2009 from ESRANGE (near Kiruna/Sweden) to Somerset Island in northern Canada.
A. Feller   +62 more
core   +4 more sources

Undersampled-Based Modulation Schemes for Optical Camera Communications [PDF]

open access: yes, 2018
Widespread use of white light-emitting diodes and ubiquitous smart devices offer the opportunity to establish VLC, which has become a hot research topic based on the growing number of publications over the last decade.
Feng, Shulan   +5 more
core   +1 more source

A Simplified Model for the Rolling Shutter Based Camera in Optical Camera Communications [PDF]

open access: yes, 2019
A simplified model of the camera for optical camera communications (OCC) based on the rolling shutter effect is proposed and experimentally verified. In OCC, the key parameters are the exposure time, which is proportional to the DC gain and inversely ...
Burton, Andrew   +5 more
core   +2 more sources

Asynchronous Scheme for Optical Camera Communication-Based Infrastructure-to-Vehicle Communication

open access: yesInternational Journal of Distributed Sensor Networks, 2015
This paper introduces infrastructure-to-vehicle (I2V) communication based on asynchronous optical camera communication (OCC), the transmitter of which can be an LED traffic light or electronic display, with the receiver being the existing front vehicle ...
Trang Nguyen   +2 more
doaj   +1 more source

Exposure Synchronization in Optical Camera Communications for Time Division Multiplexing

open access: yesIEEE Photonics Journal, 2023
Optical camera communication (OCC) is a type of visible light communication that employs a camera as the receiver. Various flicker-free OCC methods using a general-purpose low-frame rate camera have been proposed.
Hiroaki Matsunaga   +3 more
doaj   +1 more source

Experimental Investigation of the Effects of Fog on Optical Camera-based VLC for a Vehicular Environment [PDF]

open access: yes, 2019
The widespread increase in the use of light emitting diodes in vehicle’s head and taillights and also the use of dashboard cameras provides great prospects for the optical camera based visible light communications (VLC) technology in intelligent ...
Abadi, Mojtaba   +5 more
core   +2 more sources

A Comparative Survey of Optical Wireless Technologies: Architectures and Applications

open access: yes, 2018
New high-data-rate multimedia services and applications are evolving continuously and exponentially increasing the demand for wireless capacity of fifth-generation (5G) and beyond.
Chowdhury, Mostafa Zaman   +3 more
core   +1 more source

Enhancing Optical Camera Communication Performance for Collaborative Communication Using Positioning Information

open access: yesIEEE Access
Optical camera communication (OCC) has emerged as a promising alternative technology for radio frequency (RF)-based communication systems. However, existing OCC approaches only consider transmitting data through broadcasting, without any ability for ...
Ida Bagus Krishna Yoga Utama   +5 more
doaj   +1 more source

A Novel Neural Network-Based Method for Decoding and Detecting of the DS8-PSK Scheme in an OCC System

open access: yesApplied Sciences, 2019
This paper proposes a novel method of training and applying a neural network to act as an adaptive decoder for a modulation scheme used in optical camera communication (OCC). We present a brief discussion on trending artificial intelligence applications,
Tung Lam Pham   +3 more
doaj   +1 more source

Under vehicle perception for high level safety measures using a catadioptric camera system [PDF]

open access: yes, 2013
In recent years, under vehicle surveillance and the classification of the vehicles become an indispensable task that must be achieved for security measures in certain areas such as shopping centers, government buildings, army camps etc.
Sahin, Caner   +3 more
core   +1 more source

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