Back-illuminated CMOS image sensor and formation method thereof
An image sensor, back-illuminated technology, applied in the field of imaging, can solve the problems such as the decrease in the proportion of the absorbable light area and the influence, and achieve the effect of improving the quantum conversion efficiency
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[0034] The back-illuminated CMOS image sensor of the present invention and its forming method will be described in more detail below in conjunction with schematic diagrams, wherein a preferred embodiment of the present invention is represented, and it should be understood that those skilled in the art can modify the present invention described herein while still The advantageous effects of the present invention are realized. Therefore, the following description should be understood as the broad knowledge of those skilled in the art, but not as a limitation of the present invention.
[0035] In the following paragraphs the invention is described more specifically by way of example with reference to the accompanying drawings. Advantages and features of the present invention will be apparent from the following description and claims. It should be noted that all the drawings are in a very simplified form and use imprecise scales, and are only used to facilitate and clearly assist...
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