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
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 Seritan +2 more
exaly +3 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
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 ...
Salvador Rodríguez Bolivar +2 more
exaly +3 more sources
Quantifying the Impact of Headlamp Light Distribution on Automotive Camera Perception: Establishing a New Primary Design Parameter [PDF]
SensorsPerception-oriented evaluation of automotive headlamps still relies mainly on human-vision photometric criteria, although forward-facing cameras are increasingly safety-critical sensing elements for night driving.
David Hoffmann +4 more
doaj +2 more sources
From Light Pulses to Selective Enhancement: Performance Analysis of Event-Based Object Detection Under Pulsed Automotive Headlight Illumination [PDF]
SensorsPulse-width-modulated (PWM) automotive headlights enhance nighttime event-based camera detection, yet systematic parameter optimization for vulnerable road user detection remains unexplored.
Leonard Haensel, Torsten Bertram
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
Development of Free Fall Drop Tester for Electronic Components [PDF]
한국정밀공학회지, 2020 In this study, a free-fall drop tester was studied to test the impact reliability of small electronic components. The electronic component was fixed to the drop table and the table was fallen along guide rods.
In Jun Jung +2 more
doaj +1 more source
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