Rubicon Technology shares are trading sharply lower in late trading Wednesday after the provider of sapphire substrates used by LED and chip makers reported disappointing fourth quarter results - and provided even more alarming guidance for the first quarter.
Sony has succeeded in establishing a structure that layers the pixel section containing formations of back-illuminated structure pixels over the chip affixed with mounted circuits for signal processing, which is in place of supporting substrates used for conventional back-illuminated CMOS image sensors.