Patent ID: 8658966
Filing Date: 2014-02-25
Classification: H01L,Y10T

Abstract:
1. An image sensor, comprising: a ceramic base with a cavity therein, the ceramic base including a sidewall surrounding the cavity and forming a conductive layer embedded therein; a protrusion extending from the sidewall toward the center of the cavity; an electrical component positioned on the upper surface of the ceramic base; an infrared filter mounted on the upper surface of the protrusion with a most upper surface of the infrared filter not higher than the upper surface of the ceramic base; an image unit mounted on the lower surface of the protrusion with a most lower surface not lower than the lower surface of the ceramic base; a sealing ring located between the image unit and the sidewall of the ceramic base for making the cavity between the image unit, the infrared filter, and the sidewall a sealing space.