JPH0524669B2 - - Google Patents
Info
- Publication number
- JPH0524669B2 JPH0524669B2 JP62215599A JP21559987A JPH0524669B2 JP H0524669 B2 JPH0524669 B2 JP H0524669B2 JP 62215599 A JP62215599 A JP 62215599A JP 21559987 A JP21559987 A JP 21559987A JP H0524669 B2 JPH0524669 B2 JP H0524669B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- pellet
- binarized signal
- center
- gravity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000008188 pellet Substances 0.000 claims description 38
- 230000005484 gravity Effects 0.000 claims description 22
- 238000007689 inspection Methods 0.000 claims description 17
- 239000004065 semiconductor Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 12
- 238000005259 measurement Methods 0.000 description 8
- 230000002950 deficient Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000011179 visual inspection Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| JP62215599A JPS6457728A (en) | 1987-08-28 | 1987-08-28 | Visual inspection device for pellet | 
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| JP62215599A JPS6457728A (en) | 1987-08-28 | 1987-08-28 | Visual inspection device for pellet | 
Publications (2)
| Publication Number | Publication Date | 
|---|---|
| JPS6457728A JPS6457728A (en) | 1989-03-06 | 
| JPH0524669B2 true JPH0524669B2 (OSRAM) | 1993-04-08 | 
Family
ID=16675098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| JP62215599A Granted JPS6457728A (en) | 1987-08-28 | 1987-08-28 | Visual inspection device for pellet | 
Country Status (1)
| Country | Link | 
|---|---|
| JP (1) | JPS6457728A (OSRAM) | 
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| DE4029429A1 (de) * | 1990-09-17 | 1992-03-19 | Schloemann Siemag Ag | Vorrichtung zum wechseln der presswerkzeuge einer stauchpresse | 
| US5659828A (en) * | 1993-12-30 | 1997-08-19 | Olympus Optical Co., Ltd. | Camera | 
| US5570604A (en) * | 1995-01-03 | 1996-11-05 | Rapindex Incorporated | Die transfer system with indexing conveyor supported on a wheeled cart | 
- 
        1987
        - 1987-08-28 JP JP62215599A patent/JPS6457728A/ja active Granted
 
Also Published As
| Publication number | Publication date | 
|---|---|
| JPS6457728A (en) | 1989-03-06 | 
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