Cantilever-type probe card for high frequency application
US7595651B2 · kind B2 · utility
11Cited by
11References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 13, 2007 |
| Grant date | Sep 29, 2009 |
| Priority date | — |
| Expiry date | Feb 13, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01R1/06772
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A cantilever-type probe card includes a circuit board, a grounding block electrically connected to a zero potential, signal probes, and at least one grounding probe connected to the grounding block. Each signal probe has a probing tip, a connection portion affixed to the circuit board, and a front arm defined between the connection portion and the probing tip. The front arm of each of the signal probes is suspended in the grounding block and spaced from the grounding block at a predetermined pitch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.