Canon Global Shutter Patent Application


One of the major criticisms of DSLRs, and specifically Canon DSLRs, is the use of a rolling shutter that produces motion artifacts. This rolling shutter effect is very prevalent in video with Canon DSLRs thanks to the readout method of the CMOS image sensors.

It has certainly improved with recent models (the 5D Mark II was a mess and the 5D Mark III is much better) but Canon is continuing to refine the process and reveals some of the methods it is seeking to use in a pair of recent patent applications. [Read more…]