Passive Preference
The organic EL display is a self-emissive display that uses organic materials formed into thin films and that are driven by electric current to generate light. The display features high brightness levels, wide viewing angles and quick response.
TDK developed white luminous organic EL elements and combined them with colour filters. The resulting display produces light in the three primary colours - red, green, and blue (RGB).
TDK began sample shipments of an RGB 4-gray scale, 64-colour display for use in car audio in March 2003. TDK then went on to develop the colour-filter type RGB 16-gray scale, 4096-colour display.
The displays also feature an operating temperature range from -20C to 85C. The measured life-span is approximately 10,000 hours or more at room temperature.
The screen area is 79x20mm, the number of picture elements is 256xRGBx64, and the brightness is 100cd/m2. The company sees applications from in-vehicle devices such as car audio and navigation systems to PDAs, game devices and measuring equipment.

AngelTech Live III: Join us on 12 April 2021!
AngelTech Live III will be broadcast on 12 April 2021, 10am BST, rebroadcast on 14 April (10am CTT) and 16 April (10am PST) and will feature online versions of the market-leading physical events: CS International and PIC International PLUS a brand new Silicon Semiconductor International Track!
Thanks to the great diversity of the semiconductor industry, we are always chasing new markets and developing a range of exciting technologies.
2021 is no different. Over the last few months interest in deep-UV LEDs has rocketed, due to its capability to disinfect and sanitise areas and combat Covid-19. We shall consider a roadmap for this device, along with technologies for boosting its output.
We shall also look at microLEDs, a display with many wonderful attributes, identifying processes for handling the mass transfer of tiny emitters that hold the key to commercialisation of this technology.
We shall also discuss electrification of transportation, underpinned by wide bandgap power electronics and supported by blue lasers that are ideal for processing copper.
Additional areas we will cover include the development of GaN ICs, to improve the reach of power electronics; the great strides that have been made with gallium oxide; and a look at new materials, such as cubic GaN and AlScN.
Having attracted 1500 delegates over the last 2 online summits, the 3rd event promises to be even bigger and better – with 3 interactive sessions over 1 day and will once again prove to be a key event across the semiconductor and photonic integrated circuits calendar.
So make sure you sign up today and discover the latest cutting edge developments across the compound semiconductor and integrated photonics value chain.
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