A novel linear CMP tool design using in-situ slurry distribution and concurrent pad conditioning

An apparatus for multiple component slurry distribution during semiconductor wafer polishing operations. Concurrent polishing pad conditioning is obtained by means of a novel polishing pad design where polishing pads are mounted in a cylindrical configuration as opposed to the conventional flat surf...

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Bibliographic Details
Main Author ROY, SUDIPTO RANENDRA
Format Patent
LanguageEnglish
Published 11.08.2001
Edition7
Subjects
BASIC ELECTRIC ELEMENTS
DRESSING OR CONDITIONING OF ABRADING SURFACES
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
GRINDING
MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING
PERFORMING OPERATIONS
POLISHING
SEMICONDUCTOR DEVICES
TRANSPORTING
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Summary:An apparatus for multiple component slurry distribution during semiconductor wafer polishing operations. Concurrent polishing pad conditioning is obtained by means of a novel polishing pad design where polishing pads are mounted in a cylindrical configuration as opposed to the conventional flat surface configuration. A polishing pad conditioner is provided to refurbish the polishing pad.
Bibliography:Application Number: TW19990108515