JPH0514951B2 - - Google Patents
Info
- Publication number
- JPH0514951B2 JPH0514951B2 JP59201229A JP20122984A JPH0514951B2 JP H0514951 B2 JPH0514951 B2 JP H0514951B2 JP 59201229 A JP59201229 A JP 59201229A JP 20122984 A JP20122984 A JP 20122984A JP H0514951 B2 JPH0514951 B2 JP H0514951B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- signals
- binarized
- image
- stamp
- 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
- 238000005286 illumination Methods 0.000 claims description 37
- 238000012545 processing Methods 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 14
- 238000003384 imaging method Methods 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 description 6
- 238000004049 embossing Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003909 pattern recognition Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Character Input (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59201229A JPS6180372A (ja) | 1984-09-26 | 1984-09-26 | 打刻印の検出方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59201229A JPS6180372A (ja) | 1984-09-26 | 1984-09-26 | 打刻印の検出方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6180372A JPS6180372A (ja) | 1986-04-23 |
JPH0514951B2 true JPH0514951B2 (pt) | 1993-02-26 |
Family
ID=16437470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59201229A Granted JPS6180372A (ja) | 1984-09-26 | 1984-09-26 | 打刻印の検出方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6180372A (pt) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63126081A (ja) * | 1986-11-14 | 1988-05-30 | Nippon Steel Corp | 打刻印の検出方法 |
JPH0812682B2 (ja) * | 1990-01-05 | 1996-02-07 | 新日本製鐵株式会社 | 打刻印の検出方法及び装置 |
JPH0792813B2 (ja) * | 1990-01-05 | 1995-10-09 | 新日本製鐵株式会社 | 打刻印の検出方法及び装置 |
JP2002334323A (ja) * | 2001-05-09 | 2002-11-22 | Mitsubishi Nuclear Fuel Co Ltd | 刻印表示読み取り装置 |
US7281662B2 (en) * | 2004-12-30 | 2007-10-16 | Symbol Technologies, Inc. | Methods and apparatus for information capture illumination |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60207980A (ja) * | 1984-03-31 | 1985-10-19 | Tokinaa Kogaku Kk | 画像取込用装置および方法 |
-
1984
- 1984-09-26 JP JP59201229A patent/JPS6180372A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60207980A (ja) * | 1984-03-31 | 1985-10-19 | Tokinaa Kogaku Kk | 画像取込用装置および方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS6180372A (ja) | 1986-04-23 |
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