OPTO Squad

Infrared – In Song

A strong candidate for our song of the year for 2019. 

January 11, 2019 · Leave a comment

TCUT1630X01 Transmissive Sensor for Turn and Push Applications

The TCUT1630X01 is a compact transmissive sensor that includes an infrared emitter and three phototransistors, located face-to-face in a surface-mount package. The tall dome design supports additional mechanical room for … Continue reading

January 25, 2018 · Leave a comment

OPTO SQUAD at Sensors Expo 2017

June 6, 2017 · Leave a comment

Using Vishay Infrared Receivers in a Wi-Fi Environment

Application Note discussing the effects of various factors in the Wi-Fi environment.  read article….  

May 9, 2017 · Leave a comment

Optoelectronics for IoV and VR Applications

    VCNL4020X01 Short-Range Proximity Sensor Distance up to 20 cm Integrated proximity sensor and ambient light sensor, including infrared emitter Programmable drive current to control range 16-bit proximity resolution … Continue reading

December 12, 2016 · Leave a comment

VSMD66694 Dual-Color IR Emitting Diode

A new dual-color IR emitting diode designed to save space in wearable devices and medical patient monitoring systems. Offered in a compact 2 mm by 2 mm by 0.87 mm … Continue reading

June 1, 2016 · Leave a comment

“Magic” Cat Doorbell

Creating a “Magic” Cat Doorbell with the TSSP4P38 Proximity Sensor By Andreas Freiherr Leonie and her family live in a building with seven other families. Like many cats, Leonie loves … Continue reading

May 16, 2016 · 3 Comments

Optical Sensors Application Notes

Sure, we’ve released some very cool optical sensor products over the past several months but I hear you asking yourself…  how and where do I use these bad-boys?  And no, we … Continue reading

March 16, 2016 · Leave a comment

Part 4, the Final Episode of “A Brief History and Evolution of Automotive Transmissive Sensors”

The Fully Evolved TCUT1800X01 The TCUT1800X01 is a 4-channel transmissive sensor designed for incremental and absolute encoder applications. The sensor combines two infrared emitters with four detector channels in a … Continue reading

November 11, 2015 · Leave a comment

Part 3 of “A Brief History and Evolution of Automotive Transmissive Sensors”

The TCPT- and TCUT1600X01 Period Imagine the lowly knob on your dashboard which controls the radio volume or the menu of your control display. It is an appendage that commands … Continue reading

November 9, 2015 · Leave a comment

Part 2 of “A Brief History and Evolution of Automotive Transmissive Sensors”

The TCPT- and TCUT1300X01 Period Automotive customers needed a transmissive sensor that could operate at higher temperatures and was qualified to AEC-Q101 standards. The molding compound of the emitter and … Continue reading

November 6, 2015 · Leave a comment

Part 1 of “A Brief History and Evolution of Automotive Transmissive Sensors”

The Pre-Triassic Period At the dawn of the present era, transmissive sensors in automotive systems took the form of an emitter-detector pair in through-hole packaging that was wave-soldered to a … Continue reading

November 4, 2015 · 1 Comment

Infrared Emitters and IR Receivers Video

Bigbelly solar compactor Bigbelly solar compactor uses Vishay emitter and IR receiver for smart, energy efficient designs.  http://www.vishay.com/ir-emitting-diodes/

August 19, 2015 · Leave a comment

The One Thing Burglars Hate

Who isn’t fed up with the grainy images of burglars shown on the nightly news?  Photos that are so poor that even the thief’s own mother couldn’t recognize him. Uniview, … Continue reading

July 24, 2015 · Leave a comment

To Be Anonymous, Wear A Big Hat

The use of security cameras has increased.   Most of these cameras are on a 24-hour or 72-hour recording loop, recording and recording over, ad infinitum.  Only when something of interest … Continue reading

June 26, 2015 · 1 Comment

Angle of Half Intensity

Think back to the time you were last walking in the dark using a flashlight—or torch, if you happened to prefer British English. As you aimed the light forward, the … Continue reading

June 19, 2015 · Leave a comment

Reflective Sensing Demo

Reflective sensing application using Infrared Emitter and IR Receiver. Check out our IR Receiver Module for Light Barrier Systems TSSP4038 Used by major automatic flush toilet manufacturers Used for paper … Continue reading

June 4, 2015 · 2 Comments

Intensity, Distance, and the Inverse Square Law

Intensity, Distance and the Inverse Square Law My wife and I recently took the kids to the Exploratorium in San Francisco.  This is a totally hands-on science museum covering a … Continue reading

May 29, 2015 · Leave a comment

The Mitten and the Smartphone

Once upon a time there was a consummate smartphone user.  He could be seen on city sidewalks with his head down, scrolling through the information on his screen, occasionally bumping … Continue reading

May 22, 2015 · Leave a comment

Infrared Emitter – Pulsed Operating Mode

A few years ago, a customer used our TCNT1000 reflective sensor in an application.  This reflective sensor combined an emitter and detector in a small, surface mount package.  The emitter … Continue reading

May 8, 2015 · Leave a comment

Choosing a Load Resistor for an Emitter

Choosing a Load Resistor for an Emitter  The simplest way to operate an infrared emitting diode is with a steady-state current. The current to the emitter is controlled by a … Continue reading

April 24, 2015 · Leave a comment

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