发明名称 |
Complex probe card for testing a semiconductor wafer |
摘要 |
A probe card includes a printed circuit plate having an aperture at the center thereof and a ring fixed around said aperture on either side of the plate. The ring being adapted to support probe needles in radial arrays with respect to the aperture. Each of the arrays has a multilayer of probe needles which have their terminal tips aligned on a plane in parallel with the plate and their opposite terminal ends connected to the printed circuit for external connection.
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申请公布号 |
US4567433(A) |
申请公布日期 |
1986.01.28 |
申请号 |
US19840613346 |
申请日期 |
1984.05.23 |
申请人 |
NIHON DENSHI ZAIRO KABUSHIKI KAISHA |
发明人 |
OHKUBO, MASAO;YOSHIMITSU, YASURO |
分类号 |
G01R1/073;(IPC1-7):G01R1/06;G01R31/02 |
主分类号 |
G01R1/073 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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