FR2301880A1 - Dispositif de - Google Patents
Dispositif deInfo
- Publication number
- FR2301880A1 FR2301880A1 FR7504984A FR7504984A FR2301880A1 FR 2301880 A1 FR2301880 A1 FR 2301880A1 FR 7504984 A FR7504984 A FR 7504984A FR 7504984 A FR7504984 A FR 7504984A FR 2301880 A1 FR2301880 A1 FR 2301880A1
- Authority
- FR
- France
- 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.)
- Granted
Links
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
- G01B11/2433—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures for measuring outlines by shadow casting
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/14—Image acquisition
- G06V30/144—Image acquisition using a slot moved over the image; using discrete sensing elements at predetermined points; using automatic curve following means
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US135217A US3877019A (en) | 1970-03-02 | 1971-05-24 | Photomeasuring device for computer storage of photographic and other materials |
FR7504984A FR2301880A1 (fr) | 1970-03-02 | 1975-02-18 | Dispositif de |
DE19752507174 DE2507174A1 (de) | 1970-03-02 | 1975-02-20 | Verfahren und vorrichtung zur erzeugung digitaler repraesentationen eines objektes |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1480170A | 1970-03-02 | 1970-03-02 | |
US135217A US3877019A (en) | 1970-03-02 | 1971-05-24 | Photomeasuring device for computer storage of photographic and other materials |
FR7504984A FR2301880A1 (fr) | 1970-03-02 | 1975-02-18 | Dispositif de |
DE19752507174 DE2507174A1 (de) | 1970-03-02 | 1975-02-20 | Verfahren und vorrichtung zur erzeugung digitaler repraesentationen eines objektes |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2301880A1 true FR2301880A1 (fr) | 1976-09-17 |
FR2301880B1 FR2301880B1 (fr) | 1980-03-07 |
Family
ID=27431957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7504984A Granted FR2301880A1 (fr) | 1970-03-02 | 1975-02-18 | Dispositif de |
Country Status (3)
Country | Link |
---|---|
US (1) | US3877019A (fr) |
DE (1) | DE2507174A1 (fr) |
FR (1) | FR2301880A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0156342A2 (fr) * | 1984-03-26 | 1985-10-02 | Hitachi, Ltd. | Système de vision en trois dimensions |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3239938A1 (de) * | 1982-10-28 | 1984-05-03 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zur erkennung, identifizierung und/oder qualitaetskontrolle von gegenstaenden |
US5937084A (en) * | 1996-05-22 | 1999-08-10 | Ncr Corporation | Knowledge-based document analysis system |
JP4751017B2 (ja) * | 2001-08-23 | 2011-08-17 | エフ・イ−・アイ・カンパニー | システムを制御する方法およびこの方法のステップを実行するための命令を含むコンピュータ可読媒体 |
US8171567B1 (en) | 2002-09-04 | 2012-05-01 | Tracer Detection Technology Corp. | Authentication method and system |
EP2131310A3 (fr) * | 2004-03-12 | 2011-01-26 | Ingenia Technology Limited | Authenticité des articles de securité |
WO2005088517A1 (fr) | 2004-03-12 | 2005-09-22 | Ingenia Technology Limited | Procedes et appareils pour creer des articles imprimes authentifiables et les verifier ulterieurement |
GB0409485D0 (en) * | 2004-04-28 | 2004-06-02 | Ucl Biomedica Plc | Fluid propelled endoscope |
GB2417074B (en) * | 2004-08-13 | 2007-11-21 | Ingenia Technology Ltd | Authenticity verification methods,products and apparatuses |
GB2417592B (en) * | 2004-08-13 | 2006-07-26 | Ingenia Technology Ltd | Authenticity verification of articles |
GB2429095B (en) * | 2005-07-27 | 2008-08-13 | Ingenia Technology Ltd | Verification of authenticity |
WO2007012816A1 (fr) * | 2005-07-27 | 2007-02-01 | Ingenia Technology Limited | Procédé de vérification d’authenticité |
GB2448245B (en) | 2005-12-23 | 2009-11-04 | Ingenia Holdings | Optical authentication |
GB2461253B (en) * | 2008-05-23 | 2012-11-21 | Ingenia Holdings Ltd | Linearisation of scanned data |
GB2462059A (en) * | 2008-07-11 | 2010-01-27 | Ingenia Holdings | Authentication scanner |
GB2466465B (en) | 2008-12-19 | 2011-02-16 | Ingenia Holdings | Authentication |
GB2466311B (en) | 2008-12-19 | 2010-11-03 | Ingenia Holdings | Self-calibration of a matching algorithm for determining authenticity |
GB2476226B (en) | 2009-11-10 | 2012-03-28 | Ingenia Holdings Ltd | Optimisation |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2912497A (en) * | 1955-12-21 | 1959-11-10 | Western Union Telegraph Co | Optical scanner |
US2994863A (en) * | 1958-12-29 | 1961-08-01 | Ibm | Apparatus and method for graphical to digital conversion |
US3305834A (en) * | 1963-12-31 | 1967-02-21 | Ibm | Optical system utilizing fraunhofer diffraction patterns for specimen identification purposes |
-
1971
- 1971-05-24 US US135217A patent/US3877019A/en not_active Expired - Lifetime
-
1975
- 1975-02-18 FR FR7504984A patent/FR2301880A1/fr active Granted
- 1975-02-20 DE DE19752507174 patent/DE2507174A1/de not_active Ceased
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0156342A2 (fr) * | 1984-03-26 | 1985-10-02 | Hitachi, Ltd. | Système de vision en trois dimensions |
EP0156342A3 (en) * | 1984-03-26 | 1988-08-10 | Hitachi, Ltd. | Three-dimensional vision system |
Also Published As
Publication number | Publication date |
---|---|
DE2507174A1 (de) | 1976-09-23 |
US3877019A (en) | 1975-04-08 |
FR2301880B1 (fr) | 1980-03-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |