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A new patent by Canon – Multilayer AF Sensor with Active Phase AF Points

PatentCanon new patent surfaced over the web today, that showing integrated AF points in  Foveon style AF of multilayer sensor.

The patent contains of :

  • AF sensor
  • In the depth direction,  comprises a first layer, the second layer, the photoelectric conversion portion of the third layer
  • The second layer is for monitoring, detecting the amount of light that is received in real-time, to control the accumulation time
  • The third layer in a bright environment, the dark environment so that the use of the first layer, sensitivity can be switched
  • Furthermore, in a dark environment is used by adding the first and third layers

See more Canon Patent

 

 

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