Circuit board, mounting structure of ball grid array, electro-optic device and electronic device
US7268303B2 · kind B2 · utility
7Cited by
15References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 9, 2003 |
| Grant date | Sep 11, 2007 |
| Priority date | — |
| Expiry date | Oct 12, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In a circuit board including a pad for mounting a ball grid array and a wiring, a mounting structure of the ball grid array, an electro-optic device, and an electronic device, the circuit board includes a pad for mounting the ball grid array, a wiring for connecting the pad and an external terminal, and a soldering resist having an opening portion exposing the pad and the wiring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.