![Canon three-layer image sensor patent filed in Japan. High-speed stacked image sensor.](https://petapixel.com/assets/uploads/2024/02/canon-patent-three-layer-sensor-featured-300x157.jpg)
Canon Patents a Triple-Layer High-Speed Stacked Image Sensor
Patents are always a fun way to see what camera companies are up to and theorize about what might be coming next, even if they frequently don't find their way into actual products. A new Canon patent filed in Japan is particularly intriguing, as it outlines a triple-layer high-speed stacked image sensor.