WO2002065107A8 - Web inspection system - Google Patents
Web inspection systemInfo
- Publication number
- WO2002065107A8 WO2002065107A8 PCT/US2002/001863 US0201863W WO02065107A8 WO 2002065107 A8 WO2002065107 A8 WO 2002065107A8 US 0201863 W US0201863 W US 0201863W WO 02065107 A8 WO02065107 A8 WO 02065107A8
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- web
- inspection system
- flaws
- web material
- location
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/8901—Optical details; Scanning details
- G01N21/8903—Optical details; Scanning details using a multiple detector array
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N2021/8909—Scan signal processing specially adapted for inspection of running sheets
- G01N2021/891—Edge discrimination, e.g. by signal filtering
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
- G01N21/8921—Streaks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30108—Industrial image inspection
- G06T2207/30124—Fabrics; Textile; Paper
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002437778A CA2437778A1 (en) | 2001-02-09 | 2002-01-23 | Web inspection system |
EP02718860A EP1373878A2 (en) | 2001-02-09 | 2002-01-23 | Web inspection system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/780,313 | 2001-02-09 | ||
US09/780,313 US6750466B2 (en) | 2001-02-09 | 2001-02-09 | Web inspection system |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2002065107A2 WO2002065107A2 (en) | 2002-08-22 |
WO2002065107A3 WO2002065107A3 (en) | 2003-06-26 |
WO2002065107A8 true WO2002065107A8 (en) | 2003-11-13 |
Family
ID=25119244
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2002/001863 WO2002065107A2 (en) | 2001-02-09 | 2002-01-23 | Web inspection system |
Country Status (4)
Country | Link |
---|---|
US (2) | US6750466B2 (en) |
EP (1) | EP1373878A2 (en) |
CA (1) | CA2437778A1 (en) |
WO (1) | WO2002065107A2 (en) |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5068799A (en) * | 1985-04-24 | 1991-11-26 | Jarrett Jr Harold M | System and method for detecting flaws in continuous web materials |
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WO2001068326A2 (en) * | 2000-03-10 | 2001-09-20 | Meta Controls, Inc. | Smart camera for controlling an actuator |
-
2001
- 2001-02-09 US US09/780,313 patent/US6750466B2/en not_active Expired - Lifetime
-
2002
- 2002-01-23 CA CA002437778A patent/CA2437778A1/en not_active Abandoned
- 2002-01-23 EP EP02718860A patent/EP1373878A2/en not_active Withdrawn
- 2002-01-23 WO PCT/US2002/001863 patent/WO2002065107A2/en not_active Application Discontinuation
-
2004
- 2004-04-13 US US10/823,284 patent/US7408570B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20020109112A1 (en) | 2002-08-15 |
EP1373878A2 (en) | 2004-01-02 |
US6750466B2 (en) | 2004-06-15 |
US20040201669A1 (en) | 2004-10-14 |
US7408570B2 (en) | 2008-08-05 |
WO2002065107A3 (en) | 2003-06-26 |
WO2002065107A2 (en) | 2002-08-22 |
CA2437778A1 (en) | 2002-08-22 |
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