Circuit board
US11234328B2 · kind B2 · utility
0Cited by
1References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 2020 |
| Grant date | Jan 25, 2022 |
| Priority date | — |
| Expiry date | Sep 25, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K2201/09254
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A circuit board disclosed in the present invention includes a substrate and a circuit layer. The circuit layer is formed on a surface of the substrate and includes at least one test circuit line. The test circuit line includes a main segment and a branch segment connected with each other. The branch segment is provided to be contacted with a test equipment for electrical test so as to protect the main segment from breaking during electrical test.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.