摘要:
In an imaging recipe creating apparatus that uses a scanning electron microscope to create an imaging recipe for SEM observation of a semiconductor pattern, in order that the imaging recipe for measuring the wiring width and other various dimension values of the pattern from an observation image and thus evaluating the shape of the pattern is automatically generated within a minimum time by the analysis using the CAD image obtained by conversion from CAD data, an CAD image creation unit that creates the CAD image by converting the CAD data into an image format includes an image-quantizing width determining section, a brightness information providing section, and a pattern shape deformation processing section; the imaging recipe being created using the CAD image created by the CAD image creation unit.
摘要:
In order to provide an imaging-recipe arranging or creating apparatus and method adapted so that selection rules for automatic arrangement of an imaging recipe can be optimized by teaching in a SEM apparatus or the like, the imaging-recipe arranging or creating apparatus in this invention that arranges an imaging recipe for SEM-observing a semiconductor pattern using a scanning electron microscope includes a database that receives and stores layout information of the above semiconductor pattern in a low-magnification field, and an imaging-recipe arranging unit which, on the basis of the database-stored semiconductor pattern layout information, arranges the imaging recipe automatically in accordance with the automatic arrangement algorithm that includes teaching-optimized selection rules for selecting an imaging point(s).
摘要:
(1) part or all of the number, coordinates and size/shape and imaging sequence of imaging points each for observation, the imaging position change method and imaging conditions can be calculated automatically from CAD data, (2) a combination of input information and output information for imaging recipe creation can be set arbitrarily, and (3) decision is made of imaging or processing at an arbitrary imaging point as to whether to be successful/unsuccessful and in case a failure is determined, a relief process can be conducted in which the imaging point or imaging sequence is changed.
摘要:
In an imaging recipe creating apparatus that uses a scanning electron microscope to create an imaging recipe for SEM observation of a semiconductor pattern, in order that the imaging recipe for measuring the wiring width and other various dimension values of the pattern from an observation image and thus evaluating the shape of the pattern is automatically generated within a minimum time by the analysis using the CAD image obtained by conversion from CAD data, an CAD image creation unit that creates the CAD image by converting the CAD data into an image format includes an image-quantizing width determining section, a brightness information providing section, and a pattern shape deformation processing section; the imaging recipe being created using the CAD image created by the CAD image creation unit.
摘要:
(1) part or all of the number, coordinates and size/shape and imaging sequence of imaging points each for observation, the imaging position change method and imaging conditions can be calculated automatically from CAD data, (2) a combination of input information and output information for imaging recipe creation can be set arbitrarily, and (3) decision is made of imaging or processing at an arbitrary imaging point as to whether to be successful/unsuccessful and in case a failure is determined, a relief process can be conducted in which the imaging point or imaging sequence is changed.
摘要:
(1) part or all of the number, coordinates and size/shape and imaging sequence of imaging points each for observation, the imaging position change method and imaging conditions can be calculated automatically from CAD data, (2) a combination of input information and output information for imaging recipe creation can be set arbitrarily, and (3) decision is made of imaging or processing at an arbitrary imaging point as to whether to be successful/unsuccessful and in case a failure is determined, a relief process can be conducted in which the imaging point or imaging sequence is changed.
摘要:
In order to provide an imaging-recipe arranging or creating apparatus and method adapted so that selection rules for automatic arrangement of an imaging recipe can be optimized by teaching in a SEM apparatus or the like, the imaging-recipe arranging or creating apparatus in this invention that arranges an imaging recipe for SEM-observing a semiconductor pattern using a scanning electron microscope includes a database that receives and stores layout information of the above semiconductor pattern in a low-magnification field, and an imaging-recipe arranging unit which, on the basis of the database-stored semiconductor pattern layout information, arranges the imaging recipe automatically in accordance with the automatic arrangement algorithm that includes teaching-optimized selection rules for selecting an imaging point(s).
摘要:
In an imaging recipe creating apparatus that uses a scanning electron microscope to create an imaging recipe for SEM observation of a semiconductor pattern, in order that the imaging recipe for measuring the wiring width and other various dimension values of the pattern from an observation image and thus evaluating the shape of the pattern is automatically generated within a minimum time by the analysis using the CAD image obtained by conversion from CAD data, an CAD image creation unit that creates the CAD image by converting the CAD data into an image format includes an image-quantizing width determining section, a brightness information providing section, and a pattern shape deformation processing section; the imaging recipe being created using the CAD image created by the CAD image creation unit.
摘要:
In an imaging recipe creating apparatus that uses a scanning electron microscope to create an imaging recipe for SEM observation of a semiconductor pattern, in order that the imaging recipe for measuring the wiring width and other various dimension values of the pattern from an observation image and thus evaluating the shape of the pattern is automatically generated within a minimum time by the analysis using the CAD image obtained by conversion from CAD data, an CAD image creation unit that creates the CAD image by converting the CAD data into an image format includes an image-quantizing width determining section, a brightness information providing section, and a pattern shape deformation processing section; the imaging recipe being created using the CAD image created by the CAD image creation unit.
摘要:
(1) part or all of the number, coordinates and size/shape and imaging sequence of imaging points each for observation, the imaging position change method and imaging conditions can be calculated automatically from CAD data, (2) a combination of input information and output information for imaging recipe creation can be set arbitrarily, and (3) decision is made of imaging or processing at an arbitrary imaging point as to whether to be successful/unsuccessful and in case a failure is determined, a relief process can be conducted in which the imaging point or imaging sequence is changed.