IT1242584B - Lettore di codici a barre a raggio laser. - Google Patents
Lettore di codici a barre a raggio laser.Info
- Publication number
- IT1242584B IT1242584B IT00367990A IT367990A IT1242584B IT 1242584 B IT1242584 B IT 1242584B IT 00367990 A IT00367990 A IT 00367990A IT 367990 A IT367990 A IT 367990A IT 1242584 B IT1242584 B IT 1242584B
- Authority
- IT
- Italy
- Prior art keywords
- laser beam
- bar code
- code reader
- beam bar
- reader
- Prior art date
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
-
- 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
- G06K7/10554—Moving beam scanning
- G06K7/10564—Light sources
- G06K7/10574—Multiple sources
-
- 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
- G06K7/10792—Special measures in relation to the object to be scanned
- G06K7/10801—Multidistance reading
- G06K7/10811—Focalisation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K2207/00—Other aspects
- G06K2207/1018—Source control
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Artificial Intelligence (AREA)
- Toxicology (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Liquid Crystal (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT00367990A IT1242584B (it) | 1990-10-09 | 1990-10-09 | Lettore di codici a barre a raggio laser. |
DE69124052T DE69124052T2 (de) | 1990-10-09 | 1991-10-07 | Laserstrahlstreifencodeleser |
EP91117038A EP0480348B1 (en) | 1990-10-09 | 1991-10-07 | Laser-beam bar code reader |
US08/191,241 US5446267A (en) | 1990-10-09 | 1994-02-03 | Laer-beam bar code reader |
US08/921,045 USRE37017E1 (en) | 1990-10-09 | 1997-08-29 | Laser-beam bar code reader |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT00367990A IT1242584B (it) | 1990-10-09 | 1990-10-09 | Lettore di codici a barre a raggio laser. |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9003679A0 IT9003679A0 (it) | 1990-10-09 |
IT9003679A1 IT9003679A1 (it) | 1992-04-09 |
IT1242584B true IT1242584B (it) | 1994-05-16 |
Family
ID=11111349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT00367990A IT1242584B (it) | 1990-10-09 | 1990-10-09 | Lettore di codici a barre a raggio laser. |
Country Status (4)
Country | Link |
---|---|
US (2) | US5446267A (it) |
EP (1) | EP0480348B1 (it) |
DE (1) | DE69124052T2 (it) |
IT (1) | IT1242584B (it) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5258605A (en) * | 1990-03-13 | 1993-11-02 | Symbol Technologies, Inc. | Scan generators for bar code reader using linear array of lasers |
CA2056272C (en) * | 1991-06-14 | 2001-10-16 | Patrick Salatto, Jr. | Combined range laser scanner |
DE4227003C1 (de) * | 1992-08-14 | 1993-11-25 | Leuze Electronic Gmbh & Co | Optische Abtasteinrichtung zum Lesen von Strichcodesymbolen |
IT1264733B1 (it) * | 1993-11-04 | 1996-10-04 | Datalogic Spa | Dispositivo di lettura o scanner a laser per la lettura di caratteri aventi un diverso grado di riflettenza, in particolare di codici a |
DE19748583A1 (de) * | 1996-11-05 | 1998-06-04 | Psc Inc Webster | Laserscanner mit mehreren Abtastbereichen |
NL1006454C2 (nl) * | 1997-07-02 | 1999-02-15 | Scantech Bv | Inrichting en werkwijze voor het lezen van een code op een artikel. |
EP0926615B1 (en) | 1997-12-16 | 2001-05-09 | Datalogic S.P.A. | An optical code scanning reader with laser beams travelling along a minimum of two different optical paths |
US6536672B1 (en) | 1998-11-18 | 2003-03-25 | Dna Technologies, Inc. | Product authentication system and method |
US6354501B1 (en) * | 1998-11-18 | 2002-03-12 | Crossoff Incorporated | Composite authentication mark and system and method for reading the same |
US6137967A (en) | 1999-09-13 | 2000-10-24 | Oce Printing Systems Gmbh | Document verification and tracking system for printed material |
EP1437676B1 (en) * | 2002-12-31 | 2007-10-24 | Datalogic S.P.A. | Method for reading a graphic pattern and acquiring its image |
DE10331467A1 (de) * | 2003-07-11 | 2005-02-10 | Sick Ag | Vorrichtung zum optischen Abtasten von Objekten, insbesondere von Markierungen |
US8316068B2 (en) | 2004-06-04 | 2012-11-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Memory compression |
US8459557B2 (en) * | 2011-03-10 | 2013-06-11 | Metrologic Instruments, Inc. | Dual laser scanning code symbol reading system employing automatic object presence detector for automatic laser source selection |
US9530037B1 (en) * | 2015-07-20 | 2016-12-27 | Datalogic ADC, Inc. | Toggling activation of lasers in scanner systems |
USD802593S1 (en) * | 2015-08-28 | 2017-11-14 | Hand Held Products, Inc. | Scanner |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54132131A (en) * | 1978-04-05 | 1979-10-13 | Sumitomo Electric Ind Ltd | Optical information reading device |
SE433783B (sv) * | 1982-03-03 | 1984-06-12 | Pharos Ab | Optisk svepanordning |
DE3311352C1 (de) * | 1983-03-29 | 1984-03-15 | Ingenieurbüro Rudolf Weber KG, 6100 Darmstadt | Detektor zur Registrierung von Marken |
US4704519A (en) * | 1986-06-19 | 1987-11-03 | Emhart Industries, Inc. | Selective code reader |
CA1325473C (en) * | 1988-09-20 | 1993-12-21 | Yasuhisa Yamashita | Optical reading apparatus |
JP2732497B2 (ja) * | 1988-09-21 | 1998-03-30 | 株式会社テック | 商品データ読取装置 |
US5552590A (en) * | 1992-09-08 | 1996-09-03 | Nippondenso Co., Ltd. | Optical information reading apparatus having means for judging laser deterioration |
IT1264733B1 (it) * | 1993-11-04 | 1996-10-04 | Datalogic Spa | Dispositivo di lettura o scanner a laser per la lettura di caratteri aventi un diverso grado di riflettenza, in particolare di codici a |
-
1990
- 1990-10-09 IT IT00367990A patent/IT1242584B/it active IP Right Grant
-
1991
- 1991-10-07 DE DE69124052T patent/DE69124052T2/de not_active Expired - Lifetime
- 1991-10-07 EP EP91117038A patent/EP0480348B1/en not_active Expired - Lifetime
-
1994
- 1994-02-03 US US08/191,241 patent/US5446267A/en not_active Expired - Lifetime
-
1997
- 1997-08-29 US US08/921,045 patent/USRE37017E1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
IT9003679A1 (it) | 1992-04-09 |
US5446267A (en) | 1995-08-29 |
EP0480348B1 (en) | 1997-01-08 |
IT9003679A0 (it) | 1990-10-09 |
EP0480348A1 (en) | 1992-04-15 |
USRE37017E1 (en) | 2001-01-16 |
DE69124052D1 (de) | 1997-02-20 |
DE69124052T2 (de) | 1997-05-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971028 |