An oled display with integrated photosensor

An OLED display (10) with a photosensor (20) includes a substrate; a display area (12) comprising an array of addressable OLEDs formed on the substrate; and an elongated photosensor (20) formed on the substrate and located along an edge of the display area (12) and responsive to ambient illumination to generate a feedback signal in response thereto, the elongated photosensor having a first conductive electrode that extends the length of the photosensor and a second conductive electrode.