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What is a light sensor?
A light sensor is a type of sensor that measures the amount of light that it receives or the surrounding light conditions.
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2014-06-19 Vishay outs AEC-Q101-qualified proximity, ambient light sensor
The VCNL4020X01 combines an IR emitter, a photo-pin-diode for proximity, an ambient light detector, a signal processing IC and a 16bit ADC in a 4.8 x 2.3 x 0.8mm rectangular lead-less package
2013-11-18 Vishay announces gesture control sensor board
The board consists of a Vishay's VCNL4020 integrated proximity and ambient light sensor and two of Vishay's VSMF2890RGX01 infrared diodes mounted on either side of the sensor.
2012-09-27 Understanding sensor fusion, MEMS and 10-DoF solutions
Sensor fusion is a powerful concept that demonstrates how the whole is greater than the sum of its parts
2013-03-05 ST's proximity sensor boosts smartphone experience
ST's VL6180 sensor uses an innovative proximity measuring technology to offer unprecedented accuracy and reliability and reduces the incidence of dropped calls
2007-02-08 ST announces ambient light, colour sensing solutions
STMicroelectronics has announced its first highly-integrated light and colour-sensing IC intended for a wide range of optical feedback and sensing applications, including mobile phones, notebook PCs and LCD TVs
2008-05-07 Single-chip serve as proximity/light sensor
Capella Microsystems has released what it claims to be the first single-chip proximity and ambient light sensor.
2009-11-06 Sensor uses I²C to report light levels
The ambient light sensor enables the adjustment of display brightness to improve readability.
2005-12-30 Sensor matches spectral sensitivity with human eye
Intersil Corp's ISL29001 ambient light sensor provides 15-bit effective resolution while rejecting 50Hz and 60Hz flicker caused by artificial light sources.
2012-10-25 Sensor hub gets Windows 8 certified
Freescale's 12-axis Xtrinsic sensor platform includes an MCU controlling a 3-axis accelerometer, 3-axis magnetometer, precision altimeter, pressure, temperature and light sensors, and gyroscopes.
2008-07-24 Save battery life with ambient light sensors
Active optical sensors can dramatically increase the range and usefulness of ambient light sensors
2009-04-24 Rail-to-rail amp extends light sensor's resolution, range
Learn how rail-to-rail amplifiers can overcome limitations on analogue circuitry introduced by single-supply operation.
2011-01-17 Optimize ambient light sensor for use in app with black glass
Know how a calibration/compensation scheme corrects a light sensor's lux readings in the presence of different light sources.
2008-05-16 Optical sensor extends lifetime
The light-to-voltage SensorEyeC from Melexis claims to extend lifetime beyond 15 years
2014-04-21 ON Semi beefs up image sensor line to take on car market
ON Semiconductor signed a definitive agreement to acquire Truesense Imaging, which is expected to strengthen the company's established high-speed, high-performance CMOS image sensor business
2006-11-06 New light sensor emulates human eye
Aimed at consumer and automotive applications, the new AMIS-74980x light sensor from AMI Semiconductor emulates the human eye in that its output is proportional to ambient light, adjusting a display's brightness and contrast accordingly.
2009-01-09 MAXQ3210 for light-beam alarm system
Here's an alarm system that uses MAXQ3210 RISC MCU and an external photoelectric sensor as alarm trigger
2012-11-29 Lighting controller measures light, tracks time
Know how to design an intelligent lighting controller that senses and measures the ambient light level with an ambient light sensor.
2007-06-16 Light sensors improve mobile device functionality
This article discusses the use of integrated circuitry with light sensors to allow on-chip calibration, filtering and increased resolution in ambient-light sensing for laptops and cell phone displays
2010-03-18 Light sensors detect behind translucent materials
The digital ambient light sensor family is designed for touchscreen phones, laptops, desktop computers and monitors to conserve energy or maintain information privacy when the user is not present.
2008-12-04 Light sensors advance automotive apps
Read about the basics of ambient light sensing and its advantages in automotive applications
2012-04-19 Light sensor touts smart daylight harvesting
Austriamicrosystems debuts the TSL4531, an ambient light sensor device family that features a direct lux output with a wide dynamic sensitivity range of 3lux to 2,20,000lux.
2016-05-05 Light sensor from Vishay measures UVA, UVB light intensity
The VEML6075 features the Filtron technology for high UV sensitivity and linearity, and promises to save space and boost design flexibility for consumer, medical and industrial applications.
2014-01-29 Light sensor boosts display brightness in mobile devices
Intersil's red, green and blue (RGB) light sensor aims to optimize screen brightness and improve resolution, battery life and color quality for mobile device displays.
2009-04-30 Light sensor apps
Read about light sensors and their inclusion in multitudes of consumer products from night lights to cell phones
2013-08-01 Light and proximity sensors set for double-digit growth
Samsung and Apple are the top buyers of light sensors, accounting for more than 50 per cent of light sensor revenue in 2012.
2010-09-17 Laser navigation sensor targets wireless mouse apps
Avago Technologies releases the ADNS-7630 Bluetooth (BT) 2.1 LaserStream System-on-Chip (SoC) navigation sensor for wireless mouse applications
2010-04-09 IR light sensor suits limited space apps
TT electronics OPTEK Technology has developed a small surface mount-packaged photo light sensor which features data rates up to 250kBaud.
2015-04-15 IO-Link platform speeds industrial sensor evaluation
Maxim Integrated's MAXREFDES79# promises to reduce the cost and time required to develop and evaluate both IO-Link master and IO-Link sensor systems
2010-09-14 Interface code implementation for the MAX9635 ambient light sensor
This app note describes the proper use of interrupt output functionality in the MAX9635 ambient light sensor for LCD backlight management in portable devices like smart phones and tablets.
2011-07-26 Integrated proximity, light sensor touts smaller size
Sharp's GP2AP020A00F proximity sensor with integrated ambient light sensor offers extremely low level light detection in a 4x2x1.2mm package size targeted at use in mobile devices.
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