Results 1 to 10 of about 3,834,565 (106)

DeepCCB-OCC: Deep Learning-Driven Complementary Color Barcode-Based Optical Camera Communications

open access: yesApplied Sciences, 2022
Display-to-camera (D2C) communications has emerged as a key method for next-generation videos that offer side information to camera-equipped devices during normal viewing. This paper presents Deep learning-driven Complementary Color Barcode-based Optical
Min Tae Kim, Byung Wook Kim
doaj   +5 more sources

Wireless Sensor Networks Using Sub-Pixel Optical Camera Communications: Advances in Experimental Channel Evaluation

open access: yesSensors, 2021
Optical wireless communications in outdoor scenarios are challenged by uncontrollable atmospheric conditions that impair the channel quality. In this paper, different optical camera communications (OCC) equipment are experimentally studied in the ...
Vicente Matus   +4 more
doaj   +4 more sources

Experimental Demonstration of RGB LED-Based Optical Camera Communications [PDF]

open access: yesIEEE Photonics Journal, 2015
Red, green, and blue (RGB) light-emitting diodes (LEDs) are widely used in everyday illumination, particularly where color-changing lighting is required.
Pengfei Luo   +7 more
doaj   +4 more sources

A Tensor-Based Optical Camera Communication (OCC) System With Joint Data Detection and Video Restoration [PDF]

open access: yes, 2021
The Optical Camera Communication (OCC) technology allows Visible Light Communications (VLC), one of the key technologies for the Sixth Generation (6G) of mobile communications, to be used with image sensors on the receiver side. For Screen-to-Camera (S2C) applications, in which Light Emitting Diode (LED) screens are used to send information symbols ...
Leandro Ximenes   +1 more
openaire   +2 more sources

Experimentally Derived Feasibility of Optical Camera Communications under Turbulence and Fog Conditions

open access: yesSensors, 2020
Optical camera communications (OCC) research field has grown recently, aided by ubiquitous digital cameras; however, atmospheric conditions can restrict their feasibility in outdoor scenarios.
Vicente Matus   +4 more
doaj   +3 more sources

Robust OCC System Optimized for Low-Frame-Rate Receivers

open access: yesSensors, 2022
Light emitting diodes (LED) are becoming the dominant lighting elements due to their efficiency. Optical camera communications (OCC), the branch of visible light communications (VLC) that uses video cameras as receivers, is a suitable candidate in ...
Robert-Alexandru Dobre   +2 more
doaj   +1 more source

Optical camera communication (OCC) using a laser-diode coupled optical-diffusing fiber (ODF) and rolling shutter image sensor

open access: yesOptics Express, 2022
We demonstrate an optical-camera-communication (OCC) system utilizing a laser-diode (LD) coupled optical-diffusing-fiber (ODF) transmitter (Tx) and rolling-shutter based image sensor receiver (Rx). The ODF is a glass optical fiber produced for decorative lighting or embedded into small areas where bulky optical sources cannot fit. Besides, decoding the
Deng-Cheng Tsai   +6 more
openaire   +2 more sources

Analysis and Experiment of Wireless Optical Communications in Applications Dedicated to Mobile Devices with Applicability in the Field of Road and Pedestrian Safety

open access: yesSensors, 2022
Current developments and the need for high-performance devices that provide safe and reliable communications present a future perspective by using visible light as an alternative solution that can substantially improve road and pedestrian safety.
Eduard Zadobrischi
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

Characterization and Performance of a Thermal Camera Communication System

open access: yesSensors, 2020
This work presents a novel communications technology named Thermal Camera Communication (TCC), which is analogous to Optical Camera Communication (OCC).
Victor Guerra   +3 more
doaj   +1 more source

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