Scanning at 80 frames per second he gets a nice, flickerless display. To make both the LED matrix circuit board and the control board, [Joekutz] carved out isolation paths in copper clad boards ...

Who needs a 1920×1080 OLED display ... this LED matrix light pen project. It looks simple enough – a 64-LED matrix illuminates as the pen draws shapes. But how does the circuit know which ...

we manufactured a 16×16-pixel stretchable active-matrix organic LED display. Figure 4b shows a demonstration of the display, which can be spread over an arbitrary curved surface. Bending or ...