Image sensor with decreased optical interference between adjacent pixels

DC
  • US 8,030,723 B2
  • Filed: 08/20/2009
  • Issued: 10/04/2011
  • Est. Priority Date: 09/12/2005
  • Status: Active Grant
First Claim
Patent Images

1. An image sensor pixel comprising:

  • a microlens configured to receive an incident light and form a focused light;

    a photodiode configured to receive the focused light from the microlens;

    a first metal line;

    a second metal line configured to connect the image sensor pixel to at least one of a logic circuit or a power line; and

    a first dummy metal line positioned to block a light from an adjacent image sensor pixel from impinging on the photodiode.

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