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The Care Area Wizard (CAW) is a Qckvu3 plug-in application that enables a yield engineer to quickly define regions of interest (care areas) on a chip layout. The resulting collection of "Care Areas" are passed to a KLA-Tencor Wafer inspection machine.

The basis for selecting these care areas depends on selecting cell outlines and filtering the selection by the cell's position in either a particular window or by the cell's parent or location in the database hierarchy.

Once a set of Care Areas has been defined, the program can resize them if necessary and can merge touching or closely spaced regions.

Output consists of a GDSII file populated with Care Area rectangles, along with a mapping.csv file and a config.csv file and two bitmapped images of registration sites.

The CA Wizard is available on 64 bit Linux OS.

 



Application Notes

Paring Down Large Files - large GDSII files can be "pared" down by filtering (during loading) both unneeded cells and layers.   Defining the Registration Sites - describes how to select the two polygons that will be used as registration sites.  


NEW Automated SRAM ID - describes the new SRAM_ID functionality that can find and create care areas for all SRAMs on a chip with a single click ...   LMHOSTID Problems - describes what to do when lmhostid returns null instead of the expected hostid ...  


Rules Control in Expert Mode - Describes how to set the rules in SRAM Finder and RPF in Expert Mode.   Log Files - describes where to find them, options and what they contain.  




 


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