ES479734A1 - Procedimiento y dispositivo de lectura de un soporte de una informacion codificada segun un codigo de barras. - Google Patents
Procedimiento y dispositivo de lectura de un soporte de una informacion codificada segun un codigo de barras.Info
- Publication number
- ES479734A1 ES479734A1 ES479734A ES479734A ES479734A1 ES 479734 A1 ES479734 A1 ES 479734A1 ES 479734 A ES479734 A ES 479734A ES 479734 A ES479734 A ES 479734A ES 479734 A1 ES479734 A1 ES 479734A1
- Authority
- ES
- Spain
- Prior art keywords
- reading
- stroke codes
- card
- signal
- reading stroke
- 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
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/10861—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing of data fields affixed to objects or articles, e.g. coded labels
- G06K7/10871—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing of data fields affixed to objects or articles, e.g. coded labels randomly oriented data-fields, code-marks therefore, e.g. concentric circles-code
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Toxicology (AREA)
- General Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Health & Medical Sciences (AREA)
- Theoretical Computer Science (AREA)
- Character Input (AREA)
- Optical Recording Or Reproduction (AREA)
- Credit Cards Or The Like (AREA)
- Burglar Alarm Systems (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Discharge Of Articles From Conveyors (AREA)
Abstract
Procedimiento y dispositivo de lectura de un soporte de una información codificada según un código de barras, que comprende la emisión de un haz luminoso que efectúa un barrido del soporte en movimiento según dos componentes perpendiculares entre sí, comprendiendo la detección opto-electrónica de la luz reflejada por el soporte para formar una señal, caracteres útiles y de custodia que corresponden a los márgenes del soporte y el decodificado de estos caracteres por comparación de las amplitudes relativas de las barras y de los intervalos entre las mismas.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7811471A FR2423829A1 (fr) | 1978-04-19 | 1978-04-19 | Procede et dispositif de lecture d'un support d'une information codee selon un code a barres, applicables lorsque la direction des barres par rapport a celle du faisceau de lecture peut varier |
Publications (1)
Publication Number | Publication Date |
---|---|
ES479734A1 true ES479734A1 (es) | 1979-07-16 |
Family
ID=9207308
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES479734A Expired ES479734A1 (es) | 1978-04-19 | 1979-04-19 | Procedimiento y dispositivo de lectura de un soporte de una informacion codificada segun un codigo de barras. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4289957A (es) |
JP (1) | JPS54140830A (es) |
AT (1) | AT387469B (es) |
CA (1) | CA1130005A (es) |
CH (1) | CH631019A5 (es) |
DE (1) | DE2914509A1 (es) |
ES (1) | ES479734A1 (es) |
FR (1) | FR2423829A1 (es) |
GB (1) | GB2023900B (es) |
IT (1) | IT1115180B (es) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3101827C2 (de) * | 1980-01-21 | 1983-10-20 | Sharp K.K., Osaka | Optisches Strichcode-Lesegerät |
US4593186A (en) * | 1980-02-29 | 1986-06-03 | Symbol Technologies, Inc. | Portable laser scanning system and scanning methods |
JPS57204977A (en) * | 1981-06-11 | 1982-12-15 | Nippon Denso Co Ltd | Method and device for bar code read |
US5262628A (en) * | 1982-01-25 | 1993-11-16 | Symbol Technologies, Inc. | Narrow-bodied, single- and twin-windowed portable laser scanning head for reading bar code symbols |
US4409470A (en) * | 1982-01-25 | 1983-10-11 | Symbol Technologies, Inc. | Narrow-bodied, single-and twin-windowed portable laser scanning head for reading bar code symbols |
EP0245511B1 (en) * | 1985-11-18 | 1991-04-17 | Sony Corporation | Optical card reader |
US5233598A (en) * | 1985-12-11 | 1993-08-03 | Canon Kabushiki Kaisha | Information recording medium having a plurality of information tracks arranged in a predetermined rectilinear direction |
US4792666A (en) * | 1986-09-30 | 1988-12-20 | Spectra-Physics, Inc. | Bar code reader with compensation for signal variation on different scan lines |
NO174944C (no) * | 1987-09-28 | 1994-08-03 | Sumitomo Electric Industries | Fremgangsmåte og anordning for avlesning og kombinasjon av stavkodedata |
FR2631476B1 (fr) * | 1988-05-10 | 1992-01-03 | Bertin & Cie | Procede et dispositif de lecture d'un code barres sur un support sensiblement immobile |
US4873426A (en) * | 1988-08-03 | 1989-10-10 | Image Business Systems Corporation | Technique for reading bar codes |
US5124538B1 (en) * | 1988-08-26 | 1995-01-31 | Accu Sort Systems Inc | Scanner |
US5548107A (en) * | 1988-08-26 | 1996-08-20 | Accu-Sort Systems, Inc. | Scanner for reconstructing optical codes from a plurality of code fragments |
US5028772A (en) * | 1988-08-26 | 1991-07-02 | Accu-Sort Systems, Inc. | Scanner to combine partial fragments of a complete code |
US5552592A (en) * | 1989-10-30 | 1996-09-03 | Symbol Technologies, Inc. | Slim scan module with dual detectors |
US5495097A (en) * | 1993-09-14 | 1996-02-27 | Symbol Technologies, Inc. | Plurality of scan units with scan stitching |
US5115121A (en) * | 1990-01-05 | 1992-05-19 | Control Module Inc. | Variable-sweep bar code reader |
US5241164A (en) * | 1990-01-05 | 1993-08-31 | Symbol Technologies, Inc. | Method of decoding bar code symbols from partial scans |
CA2022269A1 (en) * | 1990-01-05 | 1991-07-06 | Theodosios Pavlidis | Method of decoding bar code symbols from partial scans |
US5276316A (en) * | 1990-05-02 | 1994-01-04 | Ncr Corporation | Method for reconstructing complete bar code signals from partial bar code scans |
US5194722A (en) * | 1990-05-02 | 1993-03-16 | Ncr Corporation | Enhanced UPC bar code decoding system reconstructing complete bar code signals from partial bar code scans |
US5262625A (en) * | 1991-11-15 | 1993-11-16 | Ncr Corporation | Multiple bar code decoding system and method |
US5475207A (en) * | 1992-07-14 | 1995-12-12 | Spectra-Physics Scanning Systems, Inc. | Multiple plane scanning system for data reading applications |
US5311000A (en) * | 1992-07-31 | 1994-05-10 | Spectra-Physics Scanning Systems, Inc. | Bar code scanner and method of scanning |
US5296691A (en) * | 1992-09-14 | 1994-03-22 | Lazerdata Corporation | Scanning device for reconstructing a complete code from scanned segments |
US5493108A (en) * | 1992-10-14 | 1996-02-20 | Spectra-Physics Scanning Systems, Inc. | Method and apparatus for recognizing and assembling optical code information from partially scanned segments |
US5481097A (en) * | 1993-01-25 | 1996-01-02 | Psc Inc. | Apparatus and method for decoding bar codes |
AU681421B2 (en) * | 1993-09-14 | 1997-08-28 | Symbol Technologies, Inc. | Bar code scan stitching |
US5457308A (en) * | 1993-09-14 | 1995-10-10 | Symbol Technologies, Inc. | Bar code scan stitching |
US7387253B1 (en) | 1996-09-03 | 2008-06-17 | Hand Held Products, Inc. | Optical reader system comprising local host processor and optical reader |
EP0722148A2 (en) * | 1995-01-10 | 1996-07-17 | Welch Allyn, Inc. | Bar code reader |
US5952643A (en) * | 1997-03-17 | 1999-09-14 | Lucent Technologies Inc. | Bar code decoder for a lightpen |
US6585157B2 (en) | 1998-09-14 | 2003-07-01 | Psc Scanning, Inc. | Symbology determination to aid decoding in a bar code scanning system |
US6454168B1 (en) | 1998-09-14 | 2002-09-24 | Psc Scanning, Inc. | Correlation and stitching techniques in a bar code scanning system |
US6494376B1 (en) | 1998-09-14 | 2002-12-17 | Psc Scanning, Inc. | Compensation for scan line variations in a bar code scanner system |
US6513714B1 (en) | 1998-09-14 | 2003-02-04 | Psc Scanning, Inc. | Character reconstruction and element level processing in bar code scanning system |
DE19843688C2 (de) * | 1998-09-24 | 2003-04-24 | Wst Steuerungstechnik Gmbh | Verfahren zum Lesen eines Barcodes |
EP1550077B1 (en) * | 2001-12-24 | 2009-07-08 | Digimarc ID Systems, LLC | Laser engraving methods, and articles having laser engraving thereon |
CA2471457C (en) | 2001-12-24 | 2011-08-02 | Digimarc Id Systems, Llc | Covert variable information on id documents and methods of making same |
US7694887B2 (en) | 2001-12-24 | 2010-04-13 | L-1 Secure Credentialing, Inc. | Optically variable personalized indicia for identification documents |
US7207494B2 (en) | 2001-12-24 | 2007-04-24 | Digimarc Corporation | Laser etched security features for identification documents and methods of making same |
US7728048B2 (en) | 2002-12-20 | 2010-06-01 | L-1 Secure Credentialing, Inc. | Increasing thermal conductivity of host polymer used with laser engraving methods and compositions |
ATE555911T1 (de) | 2001-12-24 | 2012-05-15 | L 1 Secure Credentialing Inc | Verfahren zur vollfarb-markierung von id- dokumenten |
AU2003221894A1 (en) | 2002-04-09 | 2003-10-27 | Digimarc Id Systems, Llc | Image processing techniques for printing identification cards and documents |
US7824029B2 (en) | 2002-05-10 | 2010-11-02 | L-1 Secure Credentialing, Inc. | Identification card printer-assembler for over the counter card issuing |
US7804982B2 (en) | 2002-11-26 | 2010-09-28 | L-1 Secure Credentialing, Inc. | Systems and methods for managing and detecting fraud in image databases used with identification documents |
US7763179B2 (en) | 2003-03-21 | 2010-07-27 | Digimarc Corporation | Color laser engraving and digital watermarking |
CA2522551C (en) | 2003-04-16 | 2009-12-22 | Digimarc Corporation | Three dimensional data storage |
CN108932689A (zh) * | 2018-06-08 | 2018-12-04 | 武汉保诚信网络科技有限公司 | 一种基于图像残缺特征的编码防伪方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3106706A (en) * | 1957-08-08 | 1963-10-08 | Stewart Warner Corp | Railway car identification system |
US3553437A (en) * | 1967-05-02 | 1971-01-05 | Sylvania Electric Prod | Optical label reading system and apparatus |
US3676645A (en) * | 1970-04-09 | 1972-07-11 | William E Fickenscher | Deep field optical label reader including means for certifying the validity of a label reading |
US3744026A (en) * | 1970-06-10 | 1973-07-03 | Identicon Corp | Optical label scanning |
US3728677A (en) * | 1971-05-10 | 1973-04-17 | Stanford Research Inst | Rotation-independent reading of rectangular insignia |
US3818444A (en) * | 1972-06-29 | 1974-06-18 | Pitney Bowes Inc | Optical bar code reading method and apparatus having an x scan pattern |
CH584947A5 (es) * | 1973-10-06 | 1977-02-15 | Sick Optik Elektronik Erwin | |
US3852573A (en) * | 1973-11-16 | 1974-12-03 | Scanner | Alignment correction for read scan raster fields |
US3916158A (en) * | 1974-01-21 | 1975-10-28 | Pitney Bowes Inc | Optical scanner and method for producing a scanning pattern |
ZA746973B (en) * | 1974-03-06 | 1975-11-26 | Servo Corp Of America | Multiplexed optical scanner system |
US4009369A (en) * | 1974-05-03 | 1977-02-22 | Schiller Industries, Inc. | Polyphase scanner for bar code symbols |
US3909787A (en) * | 1974-07-01 | 1975-09-30 | Ibm | Candidate selection processor |
US4097729A (en) * | 1975-05-27 | 1978-06-27 | Data General Corporation | Scanning system and method |
JPS5356928A (en) * | 1976-11-02 | 1978-05-23 | Mitsubishi Electric Corp | Bar-code label reader |
US4122352A (en) * | 1977-05-02 | 1978-10-24 | Xerox Corporation | Scanning array configuration |
-
1978
- 1978-04-19 FR FR7811471A patent/FR2423829A1/fr active Granted
-
1979
- 1979-04-04 CH CH310479A patent/CH631019A5/fr not_active IP Right Cessation
- 1979-04-09 CA CA325,163A patent/CA1130005A/fr not_active Expired
- 1979-04-10 DE DE19792914509 patent/DE2914509A1/de active Granted
- 1979-04-12 IT IT21806/79A patent/IT1115180B/it active
- 1979-04-12 GB GB7913120A patent/GB2023900B/en not_active Expired
- 1979-04-17 US US06/030,796 patent/US4289957A/en not_active Expired - Lifetime
- 1979-04-17 AT AT0285279A patent/AT387469B/de not_active IP Right Cessation
- 1979-04-19 ES ES479734A patent/ES479734A1/es not_active Expired
- 1979-04-19 JP JP4848579A patent/JPS54140830A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS54140830A (en) | 1979-11-01 |
GB2023900B (en) | 1982-09-22 |
IT1115180B (it) | 1986-02-03 |
ATA285279A (de) | 1988-06-15 |
FR2423829B1 (es) | 1980-10-03 |
FR2423829A1 (fr) | 1979-11-16 |
AT387469B (de) | 1989-01-25 |
CA1130005A (fr) | 1982-08-17 |
IT7921806A0 (it) | 1979-04-12 |
DE2914509A1 (de) | 1979-10-31 |
US4289957A (en) | 1981-09-15 |
DE2914509C2 (es) | 1988-04-14 |
GB2023900A (en) | 1980-01-03 |
CH631019A5 (fr) | 1982-07-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19970519 |