DE69130060T2 - Laserabtaster mit kombiniertem Abtastbereich - Google Patents

Laserabtaster mit kombiniertem Abtastbereich

Info

Publication number
DE69130060T2
DE69130060T2 DE69130060T DE69130060T DE69130060T2 DE 69130060 T2 DE69130060 T2 DE 69130060T2 DE 69130060 T DE69130060 T DE 69130060T DE 69130060 T DE69130060 T DE 69130060T DE 69130060 T2 DE69130060 T2 DE 69130060T2
Authority
DE
Germany
Prior art keywords
laser
scanning
illumination system
range
laser illumination
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
Application number
DE69130060T
Other languages
English (en)
Other versions
DE69130060D1 (de
DE474584T1 (de
Inventor
Patrick Salatto
Thomas Mazz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Symbol Technologies LLC
Original Assignee
Symbol Technologies LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Symbol Technologies LLC filed Critical Symbol Technologies LLC
Publication of DE69130060D1 publication Critical patent/DE69130060D1/de
Application granted granted Critical
Publication of DE69130060T2 publication Critical patent/DE69130060T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544Methods 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
    • G06K7/10821Methods 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
    • G06K7/10881Methods 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 constructional details of hand-held scanners
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544Methods 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
    • G06K7/10554Moving beam scanning
    • G06K7/10564Light sources
    • G06K7/10574Multiple sources
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544Methods 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
    • G06K7/10792Special measures in relation to the object to be scanned
    • G06K7/10801Multidistance reading
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544Methods 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
    • G06K7/10792Special measures in relation to the object to be scanned
    • G06K7/10801Multidistance reading
    • G06K7/10811Focalisation
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2207/00Other aspects
    • G06K2207/1013Multi-focal
DE69130060T 1991-06-14 1991-12-30 Laserabtaster mit kombiniertem Abtastbereich Expired - Lifetime DE69130060T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71777091A 1991-06-14 1991-06-14

Publications (2)

Publication Number Publication Date
DE69130060D1 DE69130060D1 (de) 1998-10-01
DE69130060T2 true DE69130060T2 (de) 1999-04-29

Family

ID=24883415

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69130060T Expired - Lifetime DE69130060T2 (de) 1991-06-14 1991-12-30 Laserabtaster mit kombiniertem Abtastbereich
DE69133519T Expired - Lifetime DE69133519T2 (de) 1991-06-14 1991-12-30 Laserabtaster mit kombinierten Abtastbereichen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69133519T Expired - Lifetime DE69133519T2 (de) 1991-06-14 1991-12-30 Laserabtaster mit kombinierten Abtastbereichen

Country Status (7)

Country Link
US (3) US5420411A (de)
EP (2) EP0864994B1 (de)
JP (1) JPH05182002A (de)
AT (2) ATE322048T1 (de)
CA (1) CA2056272C (de)
DE (2) DE69130060T2 (de)
ES (1) ES2119755T3 (de)

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Also Published As

Publication number Publication date
EP0517958A2 (de) 1992-12-16
US5723851A (en) 1998-03-03
DE69130060D1 (de) 1998-10-01
EP0517958A3 (de) 1992-12-23
ATE170306T1 (de) 1998-09-15
CA2056272A1 (en) 1992-12-15
US5420411A (en) 1995-05-30
US5945658A (en) 1999-08-31
CA2056272C (en) 2001-10-16
EP0864994B1 (de) 2006-03-29
ES2119755T3 (es) 1998-10-16
DE69133519T2 (de) 2006-11-23
DE69133519D1 (de) 2006-05-18
EP0864994A2 (de) 1998-09-16
EP0517958B1 (de) 1998-08-26
EP0864994A3 (de) 2000-03-29
JPH05182002A (ja) 1993-07-23
ATE322048T1 (de) 2006-04-15

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