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INTERNATIONAL JOURNAL OF CREATIVE RESEARCH THOUGHTS - IJCRT (IJCRT.ORG)

International Peer Reviewed & Refereed Journals, Open Access Journal

IJCRT Peer-Reviewed (Refereed) Journal as Per New UGC Rules.

ISSN Approved Journal No: 2320-2882 | Impact factor: 7.97 | ESTD Year: 2013

Call For Paper - Volume 14 | Issue 4 | Month- April 2026

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  Published Paper Details:

  Paper Title

Auto-adjusting brightness of headlights to prevent night glare using LDR and Ultrasonic sensors

  Authors

  HARISH A,  JAGADISH A S,  UDAYAN R S,  JAYA BRINDHA G

  Keywords

Micro-Controller, sensors, LDRs, Motorized Headlight Control, Prevention of Night glare, Bifocal lens.

  Abstract


There are several reasons why traffic accidents occur so regularly nowadays, and it would be simple to point the blame at one or more of them. Lack of effective shielding from glare is one of the few factors. We are putting out a fresh approach to combat glaring. This would assist drivers in maintaining their attention on the road and help guard against being diverted by any other light sources. This will eventually affect reducing traffic accidents. The variable lighting conditions and possible glare from headlights make nighttime driving challenging. We suggest a system that automatically modifies the brightness of a vehicle's headlights in response to the amount of ambient light and the presence of objects in front of the car to address this problem. The system uses an ultrasonic sensor to determine the distance to objects and a Light Dependent Resistor (LDR) to monitor ambient light. The sensor inputs are processed by a microprocessor, which then adjusts the headlights' brightness as necessary. The goal is to improve visibility without annoying or glaring other vehicles. Our method seeks to increase safety and lower the risk of accidents brought on by poor vision when driving at night by dynamically regulating the headlight brightness. We want to develop a dependable and effective solution that improves nighttime driving while putting everyone's safety on the road first via testing and certification. Advanced sensor technologies are used in this system, which uses an ultrasonic sensor to determine how close things are and a Light Dependent Resistor (LDR) to track ambient light levels. A powerful CPU processes these sensor data, and after that, it controls the brightness of the vehicle's headlights dynamically. The primary objective we have is to improve visibility when driving at night without obstructing other traffic or glaring at other cars. Our method intends to greatly enhance road safety and reduce the probability of accidents caused by nighttime visual impairment. It does this by adjusting headlight brightness in real time based on the current conditions. We are committed to creating a stable and incredibly powerful solution as we set out on this adventure. We will use stringent testing and certification procedures as part of our approach to make sure that our system not only complies with but also surpasses safety and performance requirements. Our ultimate goal is to redefine how we address nighttime driving issues while prioritizing the safety of all road users.

  IJCRT's Publication Details

  Unique Identification Number - IJCRT2309642

  Paper ID - 244438

  Page Number(s) - f288-f295

  Pubished in - Volume 11 | Issue 9 | September 2023

  DOI (Digital Object Identifier) -   

  Publisher Name - IJCRT | www.ijcrt.org | ISSN : 2320-2882

  E-ISSN Number - 2320-2882

  Cite this article

  HARISH A,  JAGADISH A S,  UDAYAN R S,  JAYA BRINDHA G,   "Auto-adjusting brightness of headlights to prevent night glare using LDR and Ultrasonic sensors", International Journal of Creative Research Thoughts (IJCRT), ISSN:2320-2882, Volume.11, Issue 9, pp.f288-f295, September 2023, Available at :http://www.ijcrt.org/papers/IJCRT2309642.pdf

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Call For Paper April 2026
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ISSN and 7.97 Impact Factor Details


ISSN
ISSN
ISSN: 2320-2882
Impact Factor: 7.97 and ISSN APPROVED
Journal Starting Year (ESTD) : 2013
ISSN
ISSN and 7.97 Impact Factor Details


ISSN
ISSN
ISSN: 2320-2882
Impact Factor: 7.97 and ISSN APPROVED
Journal Starting Year (ESTD) : 2013
ISSN
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