TC341

780×488 PIXEL

CCD IMAGE SENSOR

SOCS083A – OCTOBER 2002

5

POST OFFICE BOX 655303

+ + + + + + + + + + + + + + + + + + + + + + +

+ + + + + + + + + + + + + +

n—Buried Channel

p—Substrate

p+

Virtual Phase Gate

X

Ø

Pixel Cross Section

Channel Potential

for High Clock Bias

Charge

Transfer

IAG

Polysilicon Gate

+ + + + + + + + + + + + + + +

+ + +

Virtual

Well

Clocked

Well

Charge

Transfer

Channel Potential

for Low Clock Bias

Figure 1. Image Area and Storage Area Pixel Cross Section with Potential Diagram