Sep 10, 2006 #1 E ee484 Full Member level 3 Joined Jan 4, 2005 Messages 153 Helped 5 Reputation 10 Reaction score 3 Trophy points 1,298 Activity points 1,559 HI, all. Why do we have to reset the photo diode before reading its charges? thanks in advance
Jan 29, 2007 #2 D dasong Member level 2 Joined Mar 10, 2005 Messages 44 Helped 5 Reputation 10 Reaction score 4 Trophy points 1,288 Activity points 1,641 TO cancel the FPN noise in photodiode
Oct 29, 2008 #3 Z zhaoshibin Member level 2 Joined Oct 11, 2006 Messages 42 Helped 2 Reputation 4 Reaction score 0 Trophy points 1,286 Activity points 1,489 The reset opreation in the active pixel is used to cancell the pixel noise.In traditional 3T pixel,it can just cancel the FPN noise;in modern-popular 4T Pinned Photodiode pixel,it is also useful in keep the correlation of neighboring double sample
The reset opreation in the active pixel is used to cancell the pixel noise.In traditional 3T pixel,it can just cancel the FPN noise;in modern-popular 4T Pinned Photodiode pixel,it is also useful in keep the correlation of neighboring double sample