Apparatus for integrated monitoring of wafers and for...

Coating apparatus – With indicating – testing – inspecting – or measuring means

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C118S713000, C356S073000, C156S345240

Reexamination Certificate

active

10842479

ABSTRACT:
The present invention relates to an integrated apparatus for monitoring wafers and for process control in the semiconductor manufacturing process, by means of at least two different measurements that can be installed inside any part of the semiconductor production line, i.e., inside the photocluster equipment, the CVD equipment or the CMP equipment. The apparatus comprises a measuring unit for performing at least one optical measurement in predetermined sites on said wafer, illumination sources for illuminating said wafer via measuring unit, supporting means for holding, rotating and translating the wafer and a control unit. The measuring unit comprises: at least two measuring sub-units, one of them being normal-incidence optical measuring system.

REFERENCES:
patent: 4618938 (1986-10-01), Sandland et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Apparatus for integrated monitoring of wafers and for... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Apparatus for integrated monitoring of wafers and for..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus for integrated monitoring of wafers and for... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3858898

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.