Rigid-flex circuits with raised features as IC test probes
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 16, 1994
Issued Date -
N/A
app pub date -
Feb 24, 1993
filing date -
Aug 30, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A circuit testing fixture is provided in which a flexible membrane (17) is provided with raised features (25) on one side arranged in the pattern of contacts (65) on a device (63) to be tested and circuit means (26) connected to a probe card (12). On the opposite side of the membrane is a support form (58), (66), (70) that is clamped in position so that it acts as a pressure pad to planar bottom edge which may provide ridges (61) in back deflect the membrane outwardly. The support form has a of the raised features (25) on the membrane (17) or recesses (68) at that location. The support form also may have a flat bottom surface (71) and may be of soft compliant material or of rigid material.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully