JPH041848B2 - - Google Patents
Info
- Publication number
- JPH041848B2 JPH041848B2 JP59009045A JP904584A JPH041848B2 JP H041848 B2 JPH041848 B2 JP H041848B2 JP 59009045 A JP59009045 A JP 59009045A JP 904584 A JP904584 A JP 904584A JP H041848 B2 JPH041848 B2 JP H041848B2
- Authority
- JP
- Japan
- Prior art keywords
- correlation
- signal
- obtains
- democorrelation
- signals
- 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
- 238000001514 detection method Methods 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 description 27
- 238000010586 diagram Methods 0.000 description 9
- 238000012545 processing Methods 0.000 description 9
- 238000005452 bending Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 8
- 230000002596 correlated effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 241001459693 Dipterocarpus zeylanicus Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003909 pattern recognition Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/245—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Closed-Circuit Television Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP904584A JPS60152908A (ja) | 1984-01-20 | 1984-01-20 | 物体の形状不整検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP904584A JPS60152908A (ja) | 1984-01-20 | 1984-01-20 | 物体の形状不整検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60152908A JPS60152908A (ja) | 1985-08-12 |
| JPH041848B2 true JPH041848B2 (ru) | 1992-01-14 |
Family
ID=11709669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP904584A Granted JPS60152908A (ja) | 1984-01-20 | 1984-01-20 | 物体の形状不整検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60152908A (ru) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002066627A (ja) * | 2000-08-25 | 2002-03-05 | Aida Engineering Co Ltd | チューブミルライン及びロールフォーミングライン |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59157507A (ja) * | 1983-02-28 | 1984-09-06 | Matsushita Electric Works Ltd | 形状欠陥検出装置 |
-
1984
- 1984-01-20 JP JP904584A patent/JPS60152908A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59157507A (ja) * | 1983-02-28 | 1984-09-06 | Matsushita Electric Works Ltd | 形状欠陥検出装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60152908A (ja) | 1985-08-12 |
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