×

Optical test structure for measuring charge-transfer efficiency

  • US 20010043274A1
  • Filed: 12/14/2000
  • Published: 11/22/2001
  • Est. Priority Date: 12/22/1999
  • Status: Active Grant
First Claim
Patent Images

1. An image sensor comprising:

  • a photoactive area including rows and columns of pixels;

    a light shield surrounding said photoactive area;

    at least one photoactive test column adjacent said light shield;

    at least one inactive column positioned adjacent said photoactive test column, wherein said photoactive test column is positioned between said light shield and said inactive column.

View all claims
  • 10 Assignments
Timeline View
Assignment View
    ×
    ×