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Patent Searching and Data


Title:
APPARATUS AND METHOD FOR INSPECTING MINUTE STRUCTURE
Document Type and Number:
Japanese Patent JP2006078435
Kind Code:
A
Abstract:

To provide an apparatus and a method for inspecting a minute structure, which precisely inspect the structure, having a minute movable section using a simple method.

A voltage is applied to a chip TP via a probe needle P from a voltage drive section 30, thereby moving the movable section of the minute structure. Then, a sound generated in response to the motion of the movable section of the minute structure is detected by a microphone 3. The sound detected by the microphone 3 is measured by a measuring section 25, and the characteristics of the chip TP to be detected is evaluated by a control section 20, based on the comparison with a sound which is detected with an ideal chip TP.


Inventors:
Okumura, Katsuya
Yakabe, Masami
Matsumoto, Toshiyuki
Ikeuchi, Naoki
Application Number:
JP2004000265385
Publication Date:
March 23, 2006
Filing Date:
September 13, 2004
Export Citation:
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Assignee:
OKUTEKKU:KK
TOKYO ELECTRON LTD
International Classes:
G01N29/12; B81C99/00; G01M7/02; H01H59/00; H01L29/84; B81B3/00