Packaging structure of a light-sensing device with a spacer wall
US7323675B2 · kind B2 · utility
6Cited by
9References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 21, 2005 |
| Grant date | Jan 29, 2008 |
| Priority date | — |
| Expiry date | Feb 3, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/15321
Abstract
The present invention discloses a packaging structure of a light-sensing device with a spacer wall, wherein a spacer wall is used to protect the light-sensing region from external pollutants or two spacer walls are used to confine the glue to therebetween lest the overflow glue pollute the light-sensing region as in the conventional technology. Further, the present invention can reduce the packaging area and can promote the yield and quality obviously.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.