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LED as light sensor

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Abstract: sensing object is within 10cm distance from the center point between the IR LED and the light sensor as , mechanical design dimensions. The center to center distance between sensor and LED is defined as A, the distance between sensor to barrier is defined as B, the distance between LED and barrier is defined as C , (as further distance lowers sensitivity). However, the closer the IR LED and the sensor, the greater , LED TO SENSOR 18% KODAK GRAY CARD AS REFLECTOR FIGURE 9. OUTPUT OF THE PROXIMITY SENSOR VARYING Intersil
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IR LED and photodiode short distance distance sensor ir Infrared proximity Sensor IR proximity infrared transmission distance sensor AN1436 ISL29015
Abstract: . Controlling the LED intensity based on ambient light as demonstrated reduces LED energy usage by more than 47 , a CPLD or FPGA circuit with no additional components. The light sensor uses the same blinking LED to measure ambient light level. The LED is forward biased to emit light and reverse biased to act as , Corporation The middle light intensity measurement block is simply an LED biased as a detector, then , . This makes pointing the sensor LED at a light and seeing the resulting change in flash brightness Altera
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simple PWM circuit medium frequency sensors intensity sensor heartbeat sensor MAX PLUS II 3 bit design Ambient Light Sensor
Abstract: capacitor as close to the AAT2870 as possible. Ambient light sensor bias supply output. This pin provides , all LED backlight functions, ambient light sensor control and LDO regulator output voltage levels , information. Ambient Light Sensor Control LED Drivers The AAT2870 drives any combination of eight , Dimming Features: Ambient Light Sensor Management Direct Ambient Dimming Function â'¢ 128 Programmable , frequency up to 100 kHz. The ambient light control features automatic sensor calibration and 50Hz/60Hz Advanced Analogic Technologies
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BCM 6303
Abstract: LED Backlight Driver and Four LDOs ALS_CFG0: Ambient Light Sensor Input Gain Adjustment and Enable , DATA SHEET AAT2893 CABC Compatible, Ambient Light Control Boost LED Backlight Driver and Four , light sensor (ALS) management function features automatic sensor calibration, enabling system designers , Dimming Features Ambient Light Sensor Management Direct Ambient Dimming Function - 128 Programmable , Compatible, Ambient Light Control Boost LED Backlight Driver and Four LDOs Typical Application Circuit L1 Skyworks Solutions
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LDOB
Abstract: incorporates a proximity sensor with 3ch infrared LED driver and an ambient light sensor in a compact package , New Product Bulletin Monolithic Optical Proximity/Ambient Light Sensor BH1771GLC Ambient light sensor and proximity sensor with touchless motion function Product Outline The BH1771GLC integrates an optical proximity sensor and digital ambient light sensor (ALS) on a single chip. The , object, such as a hand, above the sensor to initiate various operations (e.g. scroll). The ALS features a -
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SIM-030 ir proximity sensor circuit diagram optical sensor internal block diagram infrared human motion detection sensor block diagram of of infrared sensor 52F6230E
Abstract: of 27 8/23/2011 Result: when somebody detected by PIR sensor, the LED will light for a moment , LED brick to D8 connector as a light source. Page 15 of 27 8/23/2011 Software Setup: int LightSensor = 1; //define the 1th digital pin for light sensor brick int LED = 8; //define the 8th digital , by Input/output/Bus on usage. Or Digital/Analog/mixed on signal type. Used LED module:Used as , for generating sound, or Analog input as piezo touch sensor. Relay module:Control high voltage Seeed Studio
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PIR sensor module sound sensor
Abstract: detecting light amount ratio between these two photodiodes, this sensor can judge as a detection at â'Bâ , position of the photodiodes is set as the reflected light at the setup detection distance makes a spot on , If the direct light from light source such as the sun, Tungsten lamp etc. comes into the detector , ingredient (Mirror, Glass etc.) LED light beam has an expanse. (Half intensity angle for LED in GP2Y0D8x , reflective object inclines at â'Aâ' point as the center by , the glittering reflected light comes into Sharp
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GP2Y0D805Z0F GP2Y0D810Z0F OP14029EN
Abstract: larger ceramic capacitor as close to the AAT2870 as possible. Ambient light sensor bias supply output , programming of all LED backlight functions, ambient light sensor control and LDO regulator output voltage , to 100 kHz. The ambient light control features automatic sensor calibration and 50Hz/60Hz noise , : Ambient Light Sensor Management Direct Ambient Dimming Function · 128 Programmable Levels PWM Dimming , FLTR CSBIAS 2.2F SBIAS LDOA LDOB External Ambient Light Sensor (Photo Diode or Transistor) AMB_IN Skyworks Solutions
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022F1 022F-1 276 022F
Abstract: mechanical block. The Avago white LED (HSMW-C191) is used as the illuminant/light source and RGB color , color sensor are placed closed to the target surface/object. Light coming from the LED is bounced off a , components of this module are HDJD-J822 as RGB Color Sensor ADJD-E622 + HSMW C191 LED Jumper 4.0 , filters coated over the photodiode array, the sensor converts RGB light to analog voltage outputs. The , ) One USB cable One CD with installation software ADJD-E622-QR999 is an ideal choice of light sensor Avago Technologies
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light sensor lm324 functions light sensor in lm324 rgb sensor RGB COLOR SENSOR MacAdam ellipse definition photodiode CIE eye response HDJD-JD06 AV01-0358EN
Abstract: amplitude to the specified level, RIN is used. Since the sensor response varies as a function of color, the AMIS-720341-A is measured with a Yellow-Green LED light source as well as the Red (660nm) LED light source. The light sources were selected because historically, these LED light bars were used in , light guides or light pipes as the costs have been reduced and the technology of the image sensor , calibrated for each image sensor type to compensate for the probe card variations, as well as the AMI Semiconductor
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PI3041A cis Linear Image Sensor 8-LED bar 72-03-41 CMOS line-scan image sensor M-20570-001
Abstract: operate. Even if the green indicator is OFF, the Sensor works as long as the internal light source , where the operation of the Sensor is subjected to the reflection of intense light (such as light from , LED Displacement Sensor Z4W-V Low-cost LED Displacement Sensor Offers 10-micron Resolution , indicators simplify set-up and monitoring. IP66 enclosure rating. LED light source does not require the , Measuring Height Difference Z4W-V25R LED Displacement Sensor Two Z4W-V25R LED Displacement Sensors OMRON
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displacement sensor Z4WV25R 1-800-55-OMRON
Abstract: Yellow-Green LED light source, as well as, the Red (660 nm) LED light source. The light sources were selected , Output a as function of Light Exposure Illuminated with a Y-G LED Source with the PI3042A clocked at 2.0 , ^2) Graph C. A typical Video Output a as function of Light Exposure Illuminated with a RED 660 nm LED , Video Output a as function of Light Exposure Illuminated with a Y-G LED Source with the PI3042A clocked , neighboring pixels. The low-cost LED light powers are widely specified, worst case as high as ± 30%, hense AMI Semiconductor
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74HC00 AD8051 application notes CD4066 LED prober 100PF Contact Image Sensor CIS contact image sensor CD4066 400DPI
Abstract: object passes a certain line. The line is generated by an IR LED that shines on a distant sensor or that , MLX75303 features a Schmitt Trigger output. An IR LED sends a pulsed light pattern onto a nearby hand , LED and sensor at the left side. Schematic Component Description · · · · · · · · 1K , ). 5 resistor determines the current through the infrared LED, resulting in light intensity and , 's TSFF5200 as an IR LED. Cheaper (slower) IR LEDs like the TSAL5100 will do fine as well. Small ATmega -
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MLX75304 MLX75305 Infrared object counter circuit object counter circuit Infrared object counter component application object counter circuit automatic door infrared sensor ir water level sensor 8/16MH
Abstract: Light Sensor Applications ¬ Application Note As electronics seamlessly weave their way , only to infrared light. When joined with an infrared LED, this second LED array can operate as a , . The light sensor output current injects into the feedback input of the White LED driver. In a bright environment, the light sensor sources more current into the feedback node. As a result, it reduces the White , . There are a multitude of ways to sense light. The simplest optical sensor is a photo resistor Intersil
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AN1422 light dependent resistor LIGHT DEPENDENT RESISTOR sensor 03 automatic room light control Passive IR sensors LED NIGHT LAMP CIRCUIT object proximity Sensor in car ISL29102 ISL29 ISL29020
Abstract: LED beam from sensor or no object which interrupt the reflective light from the reflective object to , current to drive LED. Please layout a by-pass capacitor(C2) between Vcc and GND as close to the sensor , photodiodes is set as the reflected light at the setup detection distance makes a spot on the center of the , these two photodiodes, this sensor can judge as a detection at â'Bâ' point and a non-detection at , .) LED light beam has an expanse. (Half intensity angle for LED in GP2Y0D805Z0F/810Z0F : ï"=2 deg Sharp
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OP14006EN
Abstract: fibers can be thought of as cables that transport light and can be used to place the sensor's optics in , turn the laser on or off with an external switch, as required, to operate the sensor safely from a , Light Do not operate a sensor under any conditions exceeding these specifications. Visible light , organic solvents (such as thinner, ammonia, caustic soda, or benzene) to clean any part of a sensor. Bright, extraneous light such as sunlight, incandescent lights, or fluorescent lights may impair the IDEC
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S80-MH-5-YL09-NNIZ SA9F-DA13 light sensed by uv sensors Optical proximity sensor through beam laser sensor performance IEC825-1 RS485 800-262-IDEC 888-317-IDEC
Abstract: attached ambient light sensor. Analog ground. Connect AGND to PGND at a single point as close to the , AAT2893 as possible. I2C Serial Clock input pin Ambient light sensor input connection pin. Connect the , Compatible, Ambient Light Control Boost LED Backlight Driver and Four LDOs ALS_CFG0: Ambient Light Sensor , Light Control Boost LED Backlight Driver and Four LDOs ALS_CFG1: Ambient Light Sensor (ALS) Voltage , DATA SHEET AAT2893 CABC Compatible, Ambient Light Control Boost LED Backlight Driver and Four Skyworks Solutions
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PWM dimming TFT-LCD LED backlighting smd code ldob SMD Schottky Barrier Diode 0402 WLCSP-20 202075B
Abstract: programming of all LED backlight functions, ambient light sensor control and LDO regulator output voltage , Fade-On / Off · Advanced Dimming Features: Ambient Light Sensor Management Direct Ambient Dimming , Clock Input PWM Control Input CF 10nF FLTR CSBIAS 2.2uF SBIAS LDOA LDOB External Ambient Light Sensor , the AAT2870 as possible. Connect LED anodes to IN. LDOB regulated voltage output pin. Bypass LDOB to , possible. Ambient light sensor bias supply output. This pin provides a regulated bias supply to the Advanced Analogic Technologies
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Abstract: as possible. Enable Pin. Drive high to enable, low to shutdown. Ambient light sensor bias supply , as a signal to START SDA SCL tHD_STA tSU_STO CABC Compatible, Ambient Light Control Boost LED , Control Boost LED Backlight Driver & 4 LDOs ALS_BLn : Ambient Light Sensor (ALS) Backlight Current Level , PWM frequency up to 100kHz. The ambient light sensor (ALS) management function features automatic , , Ambient Light Control Boost LED Backlight Driver & 4 LDOs WLED Driver · 1.3MHz Switching Frequency · Advanced Analogic Technologies
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CROSS ANALOGICTECH
Abstract: display the red, green and blue sensor values for LED output settings of 100% for each LED, as well as , placement of the sensor is critical. The LED colors are mixed by the integrated color mixing light guide , human eye perceives as color. The clear filter provides a measure of the intensity of light over the visible spectrum. The sensor's internal control registers provide the functionality to capture light , communication with the TCS3414CS sensor, user interface functions and timing as well as the system PI control Microchip Technology
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AN1257 AN1257 microchip thermistor M33 DISPLAYTECH* 64128 TCS3414 DS70567 s64128 PIC24 PIC24F DM240001 PIC24FJ128GA010 PIC24FJ16GA002
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