Machine Vision System for Automatic Adjustment of Optical Components in LED Modules for Automotive Lighting [PDF]
Sensors, 2023 This paper presents a machine vision system that performs the automatic positioning of optical components in LED modules of automotive headlamps. The automatic adjustment of the module is a process of great interest at the industrial level, as it allows ...
Silvia Satorres Martínez +3 more
doaj +2 more sources
Fabrication of phosphor in glass using waste glass for automotive lighting application [PDF]
Scientific Reports, 2023 With advancement of technology, requirements for light-emitting devices are increasing. Various types of packaging technologies have been suggested to improve the performance of light-emitting diode (LED).
Seung Hee Choi +10 more
doaj +2 more sources
Dynamic Thermal Voltage Adaptation for LED Branches in Automotive Applications [PDF]
SensorsThis paper presents a novel technique for thermally compensating the power output of a DC-DC converter that supplies automotive lighting/signaling systems with multiple LED branches.
Jose R. Martínez-Pérez +5 more
doaj +2 more sources
Advanced Detection of Failed LEDs in a Short Circuit for Automotive Lighting Applications [PDF]
SensorsThis paper addresses the issue of LED short-circuit fault detection in signaling and lighting systems in the automotive industry. The conventional diagnostic method commonly implemented in newer vehicles relies on measuring the voltage drop across ...
Jose R. Martínez-Pérez +5 more
doaj +2 more sources
Hybrid Approach for Facial Expression Recognition Using Convolutional Neural Networks and SVM
Applied Sciences, 2022 Facial expression recognition is very useful for effective human–computer interaction, robot interfaces, and emotion-aware smart agent systems. This paper presents a new framework for facial expression recognition by using a hybrid model: a combination ...
Jin-Chul Kim +4 more
doaj +1 more source
Study on Energy-saving Lighting Design Method for Interior Zone of High-altitude Highway Tunnel [PDF]
E3S Web of Conferences, 2020 In order to ensure the driving safety of high-altitude highway tunnel and effectively reduce the lighting cost, this paper adopts the method considering the influence of automobile headlights luminance which combines reaction time incremental theory at ...
Li Qi +6 more
doaj +1 more source
IEEE Photonics Journal, 2022 This work reports the design of a 60-segment photoluminescence quantum dot light emitting device (QD-LED) for automotive lighting systems. The QD-LED device was fabricated using a quantum dot film (QDF), incorporating two kinds of quantum dots (QDs ...
Juan Jose Santaella +5 more
doaj +1 more source
Single-Wire Control and Fault Detection for Automotive Exterior Lighting Systems
Sensors, 2023 The design of exterior lighting is crucial for automotive manufacturers to ensure the visibility and safety of the driver. This article proposes a new strategy to control and diagnose one or more exterior lighting functions in electric vehicles by ...
George-Călin Seriţan +2 more
doaj +1 more source
Dual-separated cooling channel performance evaluation for high-power led Pcb in automotive headlight
Case Studies in Thermal Engineering, 2021 In this paper, thermal and hydraulic analysis of a dual-separated cooling channel was performed for the cooling applications of different automotive lighting systems.
Gökhan Sevilgen +2 more
doaj +1 more source
Influence of Headlight Level on Object Detection in Urban Traffic at Night
Applied Sciences, 2023 The purpose of this work is to determine the influence of the low beam intensity of motor vehicle headlights on detection conditions in urban traffic. For this purpose, studies with fourteen subjects are conducted on three differently illuminated test ...
Anil Erkan +6 more
doaj +1 more source