Patent ID: 7186587
Filing Date: 2007-03-06
Classification: H01L

Abstract:
1. A singulation method used in a process for making a plurality of image sensor packages, the singulation method comprising the following steps: providing a semi-finished product including a plurality of package structures formed on a substrate, wherein each of the package structures comprises a housing formed on the substrate, an image sensor chip disposed within the housing and electrically coupled to the substrate, and a transparent component supported by the housing; placing the semi-finished product on a support having a plurality of cavities such that the package structures are respectively received in the cavities of the support; and simultaneously sawing the semi-finished product into separate image sensor packages and decreasing the air pressure in the cavities to create suction within the cavities such that the support abuts against at least a portion of the housing of each package structure with a gap between the transparent component and the support.