Organic Light Emitting Diodes (OLEDs) Display Systems

An organic light-emitting diode (OLED) is a light-emitting diode (LED) in which the emissive electroluminescent layer is a film of a light emitting organic compound in response to an electric current....
led

Innovative Components for LED Lighting Systems

Business has two basic functions, namely, marketing and innovation. A general shift to light emitting diode (LED) lighting across markets is expected to drive the LED industry to the point where...

Search For The Organic Blue Is In Full Swing

Benefits of organic light emitting diodes (OLED) go beyond simple static image quality and the responsiveness and smoothness of the display itself. These are capable of refresh rates a 1000 times...
authors prototype : 81 LED chaser light

81 LED Chaser Light Using CD4017

This is a simple CD4017 based LED light using NE555 timer for clock generation. We have used only two CD4017 ICs to construct the project in 9x9 matrix format. The circuit...

USB LED Night Light

A typical USB LED bulb shown in Fig. 1 is a 5V, 5W USB-powered solid-state lamp. At the heart of this light bulb is a circular aluminium PCB made with a...

7 Segment Display Pinout | Working Understanding of 7 Segment Display

A seven-segment display is commonly used in electronic display device for decimal numbers from 0 to 9 and in some cases, basic characters. Use of light emitting diodes (LEDs) in seven...

Controlling RGB LEDs To Get Million Colors In Your Pocket!

Many modern lighting applications need millions of colors. That is why we are finding RGB (Red Green Blue) LEDs all around us - in our phones, traffic lights, cars, advertising signs,...

Display Brightness Control Using Ambient Light Sensors

With more than ever electronic products available today and accessible by consumers, Ambient Light Sensors have become an indispensable component for a variety of design needs. Poor environmental lighting or changing...

Build An Efficient HID Lamp Driver Circuit

LEDs are one of today's most energy-efficient and rapidly advancing lighting technologies. However, High intensity discharge (HID) lamps are still an attractive lighting choice in recent times for their many advantages over incandescent...

How To Make RF Remote Controls?

Radio-frequency remote controls are inevitable. They are now appearing in great numbers owing to better user experience and by overcoming various drawbacks of infrared (IR) remotes including - line-of-sight pointing, short transmission range,...

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