DE19882767T1 - Randerfassungsverfahren und -vorrichtung für durch Schrotrauschen begrenzte Signale - Google Patents

Randerfassungsverfahren und -vorrichtung für durch Schrotrauschen begrenzte Signale

Info

Publication number: DE19882767T1
Authority: DE; Germany
Prior art keywords: detection method; edge detection; shot noise; signals limited; signals
Prior art date: 1997-10-31
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

Application number

DE19882767T

Other languages

English (en)

Other versions

DE19882767B3 (de

Inventor

James Colley

Bryan L Olmstead

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.)

Datalogic ADC Inc

Original Assignee

PSC Scanning Inc

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.)

1997-10-31

Filing date

1998-10-15

Publication date

2000-11-30

1998-10-15 Application filed by PSC Scanning Inc filed Critical PSC Scanning Inc

2000-11-30 Publication of DE19882767T1 publication Critical patent/DE19882767T1/de

2014-03-20 Application granted granted Critical

2014-03-20 Publication of DE19882767B3 publication Critical patent/DE19882767B3/de

2018-10-16 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/146—Methods for optical code recognition the method including quality enhancement steps
- G06K7/1486—Setting the threshold-width for bar codes to be decoded
- 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
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light

DE19882767.9T 1997-10-31 1998-10-15 Randerfassungsverfahren und -vorrichtung für durch Schrotrauschen begrenzte Signale Expired - Lifetime DE19882767B3 (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US08/961,720		1997-10-31
US08/961,720 US6012639A (en)	1996-11-01	1997-10-31	Edge detection method and apparatus for shot noise limited signals
PCT/US1998/021801 WO1999023599A1 (en)	1997-10-31	1998-10-15	Edge detection method and apparatus for shot noise limited signals

Publications (2)

Publication Number	Publication Date
DE19882767T1 true DE19882767T1 (de)	2000-11-30
DE19882767B3 DE19882767B3 (de)	2014-03-20

Family

ID=25504892

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE19882767.9T Expired - Lifetime DE19882767B3 (de)	1997-10-31	1998-10-15	Randerfassungsverfahren und -vorrichtung für durch Schrotrauschen begrenzte Signale

Country Status (5)

Country	Link
US (2)	US6012639A (de)
JP (1)	JP2001522104A (de)
DE (1)	DE19882767B3 (de)
GB (1)	GB2346474B (de)
WO (1)	WO1999023599A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6012639A (en) *	1996-11-01	2000-01-11	Psc Scanning Inc.	Edge detection method and apparatus for shot noise limited signals
US6508405B1 (en) *	2000-11-14	2003-01-21	Ncr Corporation	Methods and apparatus for area weighted means processing of barcode signals
US7204422B2 (en) *	2004-06-10	2007-04-17	Psc Scanning, Inc.	System, circuit, and method for edge detection in a binary optical code
US7201322B2 (en) *	2004-06-10	2007-04-10	Psc Scanning, Inc.	System, circuit, and method for edge detection in a binary optical code
US7506816B2 (en) *	2004-10-04	2009-03-24	Datalogic Scanning, Inc.	System and method for determining a threshold for edge detection based on an undifferentiated equalized scan line signal
US7293712B2 (en)	2004-10-05	2007-11-13	Hand Held Products, Inc.	System and method to automatically discriminate between a signature and a dataform
US7181819B2 (en) *	2005-03-30	2007-02-27	Marlow Jr Leonard G	Ductmate clip setter
WO2008118425A1 (en) *	2007-03-23	2008-10-02	Ltt, Ltd	Method and apparatus for using a limited capacity portable data carrier
US8643474B2 (en) *	2008-05-05	2014-02-04	Round Rock Research, Llc	Computer with RFID interrogator
JP5087475B2 (ja) *	2008-06-11	2012-12-05	日立オートモティブシステムズ株式会社	空気流量測定装置
JP5398653B2 (ja) *	2010-06-30	2014-01-29	株式会社オプトエレクトロニクス	デコード方法及びデコード処理装置
US8712066B1 (en) *	2013-03-14	2014-04-29	Rockford Corporation	Audio signal clip detection
CN107454471A (zh) *	2017-07-07	2017-12-08	深圳Tcl数字技术有限公司	电视机开机方法、电视机和计算机可读存储介质

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4000397A (en) *	1975-03-21	1976-12-28	Spectra-Physics, Inc.	Signal processor method and apparatus
US5408081A (en) *	1989-06-16	1995-04-18	Symbol Technologies, Inc.	Digital circuit for a laser scanner using a first derivative signal and a comparison signal
KR920001602Y1 (ko) *	1990-03-31	1992-03-06	정영진	사무용품 보관통
US5210397A (en) *	1990-05-03	1993-05-11	Psc, Inc.	Differentiating and integrating circuit for translating bar code signals into corresponding pulses
US5103080A (en) *	1990-12-10	1992-04-07	Symbol Technologies, Inc.	Digitizer signal processing circuit for a bar code
US5504318A (en) *	1991-09-13	1996-04-02	Symbol Technologies, Inc.	Analog waveform decoder using peak locations
CA2053460A1 (en) *	1991-09-13	1993-03-14	Eugene Bernard Joseph	Analog waveform decoder
US5294783A (en) *	1992-01-10	1994-03-15	Welch Allyn, Inc.	Analog reconstruction circuit and bar code reading apparatus employing same
US5329105A (en) *	1992-08-10	1994-07-12	United Parcel Service Of America, Inc.	Method and apparatus for determining the width of elements of bar code symbols
US5389770A (en) *	1993-01-22	1995-02-14	Intermec Corporation	Method and apparatus for decoding unresolved bar code profiles
JP2836773B2 (ja) *	1993-12-20	1998-12-14	富士通株式会社	バーコードデータ検出方法及び装置
US6073849A (en) *	1996-11-01	2000-06-13	Psc Scanning, Inc.	Electronic edge detection system using a second derivative signal processor
US6012639A (en) *	1996-11-01	2000-01-11	Psc Scanning Inc.	Edge detection method and apparatus for shot noise limited signals
WO2000016240A1 (en) *	1998-09-14	2000-03-23	Psc Scanning, Inc.	Fast edge detection system tolerant of high degree of intersymbol interference

1997
- 1997-10-31 US US08/961,720 patent/US6012639A/en not_active Expired - Lifetime
1998
- 1998-10-15 GB GB0010472A patent/GB2346474B/en not_active Expired - Lifetime
- 1998-10-15 DE DE19882767.9T patent/DE19882767B3/de not_active Expired - Lifetime
- 1998-10-15 WO PCT/US1998/021801 patent/WO1999023599A1/en active Application Filing
- 1998-10-15 JP JP2000519389A patent/JP2001522104A/ja active Pending
1999
- 1999-12-21 US US09/469,946 patent/US6129279A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JP2001522104A (ja)	2001-11-13
GB2346474A (en)	2000-08-09
GB2346474B (en)	2001-10-03
US6012639A (en)	2000-01-11
GB0010472D0 (en)	2000-06-14
US6129279A (en)	2000-10-10
WO1999023599A8 (en)	1999-07-01
WO1999023599A1 (en)	1999-05-14
DE19882767B3 (de)	2014-03-20

Legal Events

Date	Code	Title	Description
2005-04-07	8110	Request for examination paragraph 44
2007-11-22	8127	New person/name/address of the applicant	Owner name: DATALOGIC SCANNING, INC. (N.D.GES.D. STAATES D, US
2012-01-11	R016	Response to examination communication
2012-02-06	R082	Change of representative	Representative=s name: VIERING, JENTSCHURA & PARTNER, 81675 MUENCHEN, DE Representative=s name: VIERING, JENTSCHURA & PARTNER, DE
2012-03-29	R081	Change of applicant/patentee	Owner name: DATALOGIC ADC, INC. (N.D.GES. D. STAATES DELAW, US Free format text: FORMER OWNER: DATALOGIC SCANNING, INC. (N.D.GES.D. STAATES DELAWARE), EUGENE, US Effective date: 20120206 Owner name: DATALOGIC ADC, INC. (N.D.GES. D. STAATES DELAW, US Free format text: FORMER OWNER: DATALOGIC SCANNING, INC. (N.D.GES.D. STAATES DELAWARE), EUGENE, OREG., US Effective date: 20120206
2012-03-29	R082	Change of representative	Representative=s name: VIERING, JENTSCHURA & PARTNER, DE Effective date: 20120206 Representative=s name: VIERING, JENTSCHURA & PARTNER PATENT- UND RECH, DE Effective date: 20120206 Representative=s name: VIERING, JENTSCHURA & PARTNER MBB PATENT- UND , DE Effective date: 20120206
2013-11-29	R018	Grant decision by examination section/examining division
2014-12-23	R020	Patent grant now final
2015-03-19	R020	Patent grant now final	Effective date: 20141223
2018-10-15	R071	Expiry of right

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NO994490D0 (no)	1999-09-16	Seismisk deteksjonsapparat, samt tilknyttet fremgangsmÕte
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DE19882767T1 (de)	2000-11-30	Randerfassungsverfahren und -vorrichtung für durch Schrotrauschen begrenzte Signale
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