摘要:
A method and system are provided for controlling and/or monitoring a semiconductor processing apparatus while predicting its processing results. The system includes a sensor for monitoring a processing state of the processing apparatus, a sensed data storage unit for preserving sensed data sent from the sensor, an input device for inputting measured values for processing results of semiconductor devices processed by the processing apparatus, a processing result measured value storage unit for preserving the inputted processing result measured values, a model equation generation unit for generating a model equation from preserved sensed data and processing result measured values, a model equation storage unit for preserving the generated model equation, a model equation based prediction unit for predicting processing results from the preserved model equation and the sensed data, and a process recipe control unit for controlling processing conditions of the processing apparatus from predicted processing results.
摘要:
A semiconductor processing apparatus for processing a semiconductor wafer includes a plurality of sensors for monitoring a processing state, a processing result input unit, a model equation generation unit to generate a model equation for predicting a processing result, a processing result prediction unit which predicts a processing result, and a process recipe control unit. Further, a system is provided which comprises the model equation generation unit is provided at a remote location, and transmits the generated prediction model equation to the semiconductor processing apparatus through a network to control the processing condition of the semiconductor processing apparatus by the process recipe control unit.
摘要:
A semiconductor processing apparatus for processing a semiconductor wafer includes a plurality of sensors for monitoring a processing state, a processing result input unit, a model equation generation unit to generate a model equation for predicting a processing result, a processing result prediction unit which predicts a processing result, and a process recipe control unit. Further, a system is provided which comprises the model equation generation unit is provided at a remote location, and transmits the generated prediction model equation to the semiconductor processing apparatus through a network to control the processing condition of the semiconductor processing apparatus by the process recipe control unit.
摘要:
A semiconductor plasma processing apparatus for processing a semiconductor wafer includes a sensor for monitoring at least one processing state of the semiconductor plasma processing apparatus, first and second processing state monitoring units coupled to the sensor, and a selector unit for selecting one of the first and second processing state monitoring units.
摘要:
A method and system are provided for controlling and/or monitoring a semiconductor processing apparatus while predicting its processing results. The system includes a sensor for monitoring a processing state of the processing apparatus, a sensed data storage unit for preserving sensed data sent from the sensor, an input device for inputting measured values for processing results of semiconductor devices processed by the processing apparatus, a processing result measured value storage unit for preserving the inputted processing result measured values, a model equation generation unit for generating a model equation from preserved sensed data and processing result measured values, a model equation storage unit for preserving the generated model equation, a model equation based prediction unit for predicting processing results from the preserved model equation and the sensed data, and a process recipe control unit for controlling processing conditions of the processing apparatus from predicted processing results.
摘要:
A semiconductor processing apparatus for processing a semiconductor wafer includes a sensor for monitoring a processing state of the semiconductor processing apparatus, a processing result input unit which inputs measured values for processing results of a semiconductor wafer processed by the semiconductor processing apparatus, and a model equation generation unit relying on sensed data acquired by the sensor and the measured values to generate a model equation for predicting a processing result using the sensed data as an explanatory variable. The apparatus includes a processing result prediction unit which predicts a processing result based on the model equation and the sensed data, and a process recipe control unit which compares the predicted processing result with a previously set value to control a processing condition or input parameter. The process recipe control unit includes a controller which controls at least one of a plurality of different processing performances for processing of the semiconductor wafer.
摘要:
A semiconductor processing apparatus for processing a semiconductor wafer includes a sensor for monitoring a processing state of the semiconductor processing apparatus, a processing result input unit which inputs measured values for processing results of a semiconductor wafer processed by the semiconductor processing apparatus, and a model equation generation unit relying on sensed data acquired by the sensor and the measured values to generate a model equation for predicting a processing result using the sensed data as an explanatory variable. The apparatus includes a processing result prediction unit which predicts a processing result based on the model equation and the sensed data, and a process recipe control unit which compares the predicted processing result with a previously set value to control a processing condition. The process recipe control unit includes a controller which controls at least one among a plurality of different processing performances for processing of the semiconductor wafer.
摘要:
A plasma processing control system and method which can suppress influences caused by disturbances. The control system includes a plasma processor for performing processing operation over a sample accommodated within a vacuum processing chamber, a sensor for monitoring process parameters during processing operation of the plasma processor, a processed-result estimation model for estimating a processed result on the basis of a monitored output of the sensor and a preset processed-result prediction equation, and an optimum recipe calculation model for calculating correction values of processing conditions on the basis of an estimated result of the processed-result estimation model in such a manner that the processed result becomes a target value. The plasma processor is controlled on the basis of a recipe generated by the optimum recipe calculation model.
摘要:
A plasma processing system includes a first unit for plasma-processing a sample based on a recipe for plasma processing, and a second unit for modifying the recipe in accordance with a monitored value obtained during the plasma processing of the sample in the first unit. A next sample is plasma processed in the first unit based on the modified recipe.
摘要:
A plasma processing apparatus includes a vacuum processing apparatus for performing a multi-step processing operation for a sample, a sensor for monitoring process parameters during at least a first step of the processing operation, a signal compression unit for compressing a signal from the sensor to generate an apparatus state signal, a worked result estimate model unit which estimates a processed result on the basis of the apparatus state signal and a set processed-result estimation equation, an optimum recipe calculation model unit which calculates corrections to processing conditions so that the processed result becomes a target value, a usable recipe selecting unit which judges validity of an optimum recipe. At a next step of the processing operation, sample processing is performed under optimum conditions on the basis of the usable recipe selected by the selected usable recipe.