Manufacturing supporting system, manufacturing supporting method, and manufacturing supporting program for electronic device

Patent metadata

Field	Value
Publication number	US-10001774-B2
Application number	US-201414772170-A
Country	US
Kind code	B2
Filing date	Feb 25, 2014
Priority date	Mar 22, 2013
Publication date	Jun 19, 2018
Grant date	Jun 19, 2018

Abstract

There is provided a manufacturing supporting system for an electronic device including an inspection-data acquiring unit, a fluctuation-by-classification calculating unit, a data-by-factor acquiring unit, and a fluctuation-by-factor calculating unit is provided. The inspection-data acquiring unit acquires an inspection data of a target electronic device. The fluctuation-by-classification calculating unit is configured to calculate, on the basis of the inspection data, by classification including at least any one of positions among lots, among substrates, and in a substrate plane of the electronic device, fluctuation in dimensions of the target electronic device. The data-by-factor acquiring unit acquires an improvement history data of the target electronic device. The fluctuation-by-factor calculating unit is configured to determine a plurality of fluctuation factors of the target electronic device on the basis of information concerning the plurality of fluctuation factors included in the improvement history data of the target electronic device, and calculate fluctuation in dimensions by the determined plurality of fluctuation factors. Thereby, there is provided a manufacturing supporting system, a manufacturing supporting method, and a manufacturing supporting program for an electronic device that support determination of an improvement measure for manufacturing conditions.

First claim

The invention claimed is:

1. A manufacturing supporting system for an electronic device comprising:
an inspection-data acquiring unit configured to acquire, on the basis of specific information for specifying a target electronic device, from an inspection database that stores a plurality of inspection data including information concerning dimensions acquired in an inspection process and the specific information, the inspection data of the target electronic device;
a fluctuation-by-classification calculating unit configured to calculate, on the basis of the inspection data of the target electronic device, by classification including at least any one of positions among lots, among substrates, and in a substrate plane of the electronic device, fluctuation in dimensions of the target electronic device;
a data-by-factor acquiring unit configured to acquire, from a knowledge database that stores a plurality of improvement history data including information concerning a type of the electronic device, information concerning a manufacturing process in the type, information concerning fluctuation factors of a dimension of a measurement and other properties planned in past by the classification for the manufacturing process, and information concerning a plurality of improvement measures for each of the fluctuation factors, the improvement history data of the target electronic device on the basis of the specific information; and
a fluctuation-by-factor calculating unit configured to determine a fluctuation factor of the measurement and the other properties of the target electronic device on the basis of information concerning the fluctuation factors of the dimension of the measurement and the other properties included in the improvement history data of the target electronic device, calculate fluctuation in dimensions by the determined fluctuation factor of the measurement and the other properties, and determine a plurality of improvement measures for the target electronic device on the basis of the information concerning the plurality of improvement measures included in the improvement history data.

2. The system according to claim 1 , further comprising a display control unit configured to display, on a display unit, a calculation result of the fluctuation in the dimensions by classification and a calculation result of the fluctuation in the dimensions by the fluctuation factor of the measurement and the other properties.

3. The system according to claim 2 , wherein the display control unit displays the calculation results in a form of a graph.

4. The system according to claim 2 , further comprising:
a defective-rate-data acquiring unit configured to acquire, from a defect information database that stores a plurality of defective rate data including the information concerning a type of the electronic device, the information concerning a manufacturing process in the type, and a correlation between dimensions and a yield in the manufacturing process, the defective rate data of the target electronic device on the basis of the specific information; and
a yield calculating unit configured to calculate a predicted yield for each of the plurality of improvement measures on the basis of the inspection data and the defective rate data of the target electronic device, wherein
the display control unit further displays the predicted yield on the display unit.

5. The system according to claim 4 , further comprising a measure-priority-level calculating unit configured to perform priority ordering of the plurality of improvement measures on the basis of the predicted yield calculated by the yield calculating unit, wherein
the display control unit further displays the priority level on the display unit.

6. The system according to claim 2 , further comprising a man-hour-data acquiring unit configured to acquire a predicted man-hour for implementation of the improvement measures, wherein
the improvement history data further includes information concerning a man-hour consumed until the improvement measures are implemented,
the man-hour-data acquiring unit acquires, as the predicted man-hour related to the implementation of the improvement measures, information concerning the man-hour included in the improvement history data of the target electronic device, and
the display control unit further displays the predicted man-hour on the display unit.

7. The system according to claim 2 , further comprising:
a production-plan-data acquiring unit configured to acquire, from a production plan database that stores a plurality of production plan data including the information concerning a type of the electronic device, the information concerning a manufacturing process in the type, and information concerning expenses for implementation of improvement measures for fluctuation factors of the manufacturing process, the production plan data of the target electronic device on the basis of the specific information; and
an expense calculating unit configured to calculate predicted expenses after implementation of the improvement measures on the basis of the production plan data of the target electronic device, wherein
the display control unit further displays the predicted expenses on the display unit.

8. The system according to claim 1 , wherein the fluctuation-by-factor calculating unit performs, on the basis of a result of a process simulation, determination of fluctuation factors for a new manufacturing process, calculation of fluctuation by factor, and determination of improvement measures.

9. The system according to claim 2 , wherein the display control unit further displays the plurality of improvement measures determined by the fluctuation-by-factor calculating unit.

10. The system according to claim 2 , further comprising:
an input unit for performing input operation for the specific information; and
a control unit configured to input the specific information, which is input from the input unit, to the inspection-data acquiring unit.

11. The system according to claim 10 , wherein
the display control unit causes the display unit to display an input screen for inputting the specific information, and
the specific information is input via the input screen and the input operation of the input unit.

12. The system according to claim 10 , further comprising:
a manufacturing supporting apparatus; and
a client terminal connected to the manufacturing supporting apparatus via a network, wherein
the manufacturing supporting apparatus includes the inspection-data acquiring unit, the fluctuation-by-classification calculating unit, the data-by-factor acquiring unit, the fluctuation-by-factor calculating unit, and the control unit, and
the client terminal includes the input unit and the display control unit.

13. The system according to claim 12 , wherein the manufacturing supporting apparatus is connected to each of the inspection database and the knowledge database via the network.

14. The system according to claim 10 , further comprising a manufacturing supporting apparatus including the inspection-data acquiring unit, the fluctuation-by-classification calculating unit, the data-by-factor acquiring unit, the fluctuation-by-factor calculating unit, the display control unit, the input unit, and the control unit.

15. The system according to claim 1 , wherein the fluctuation-by-factor calculating unit calculates, for each of the plurality of improvement measures, improved prospects of dimensions after implementation of the improvement measures for the target electronic device on the basis of the inspection data and information concerning a plurality of

Assignees

• Toshiba Kk

Inventors

• Yamada Muneyoshi
• Soga Akira

Classifications

• H10P74/203

  Structural properties, e.g. testing or measuring thicknesses, line widths, warpage, bond strengths or physical defects · CPC title

• H10P74/23

  characterised by multiple measurements, corrections, marking or sorting processes · CPC title

• H01L22/20

  Electricity · mapped topic

• Y02P90/22

  Cross-Sectional Technologies · mapped topic

• Y02P90/18

  Cross-Sectional Technologies · mapped topic