ZA723873B - Method of and apparatus for controlling the light source of an optical reader - Google Patents
Method of and apparatus for controlling the light source of an optical readerInfo
- Publication number
- ZA723873B ZA723873B ZA723873A ZA723873A ZA723873B ZA 723873 B ZA723873 B ZA 723873B ZA 723873 A ZA723873 A ZA 723873A ZA 723873 A ZA723873 A ZA 723873A ZA 723873 B ZA723873 B ZA 723873B
- Authority
- ZA
- South Africa
- Prior art keywords
- controlling
- light source
- optical reader
- reader
- optical
- 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
- G07—CHECKING-DEVICES
- G07G—REGISTERING THE RECEIPT OF CASH, VALUABLES, OR TOKENS
- G07G1/00—Cash registers
- G07G1/10—Cash registers mechanically operated
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K2207/00—Other aspects
- G06K2207/1012—Special detection of object
-
- 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)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Character Input (AREA)
- Mechanical Optical Scanning Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1007971A CH540533A (de) | 1971-07-08 | 1971-07-08 | Verfahren und Vorrichtung zum Steuern der Lichtquelle einer optischen Lesevorrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA723873B true ZA723873B (en) | 1973-06-27 |
Family
ID=4359102
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA723873A ZA723873B (en) | 1971-07-08 | 1972-06-06 | Method of and apparatus for controlling the light source of an optical reader |
Country Status (7)
Country | Link |
---|---|
US (1) | US3783273A (xx) |
BE (1) | BE785191A (xx) |
CH (1) | CH540533A (xx) |
DE (1) | DE2214958A1 (xx) |
FR (1) | FR2145155A5 (xx) |
NL (1) | NL7205567A (xx) |
ZA (1) | ZA723873B (xx) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3976973A (en) * | 1974-01-07 | 1976-08-24 | Recognition Equipment Incorporated | Horizontal scan vertical simulation character reading |
US3944979A (en) * | 1974-12-23 | 1976-03-16 | Data Source Corporation | Method and apparatus for illuminating an object bearing indicia |
US4003627A (en) * | 1975-05-02 | 1977-01-18 | Litton Business Systems, Inc. | POS optical scanning station with slotted planar plate |
DE2537426C2 (de) * | 1975-08-22 | 1982-05-06 | MSI Data Corp., Costa Mesa, Calif. | Verfahren und Lesevorrichtung zum optischen Auslesen von strichcodierten Daten |
US4086476A (en) * | 1976-07-29 | 1978-04-25 | Ncr Corporation | Control circuit for a code reading device |
JPS55121517A (en) * | 1979-03-12 | 1980-09-18 | Sharp Corp | Sound announciator |
ZA811831B (en) * | 1980-03-21 | 1982-10-27 | Sainsbury J Ltd | Checkout system |
US4431912A (en) * | 1981-11-13 | 1984-02-14 | International Business Machines Corp. | Method for controlling the operation of an optical scanner |
US4789775A (en) * | 1986-10-20 | 1988-12-06 | Ncr Corporation | Optical scanner |
US4918297A (en) * | 1988-01-08 | 1990-04-17 | Tokyo Electric Co., Ltd. | Optical image reading device |
US4939355A (en) * | 1988-01-22 | 1990-07-03 | Spectra-Physics, Inc. | Automatic package label scanner |
EP0332716B1 (en) * | 1988-03-12 | 1993-06-30 | International Business Machines Corporation | Bar code laser scanner arrangement for a cashier stand |
JPH01282486A (ja) * | 1988-05-09 | 1989-11-14 | Omron Tateisi Electron Co | 認識システムのデータ処理方式 |
US5128520A (en) | 1989-08-11 | 1992-07-07 | Spectra-Physics, Inc. | Scanner with coupon validation |
CA2020748A1 (en) * | 1989-08-22 | 1991-02-23 | Thomas F. Look | Method and apparatus for machine reading of retroreflective vehicle identification articles |
US5163063A (en) * | 1990-02-07 | 1992-11-10 | Copal Co., Ltd. | Semiconductor laser driving circuit |
US5340971A (en) * | 1990-09-17 | 1994-08-23 | Metrologic Instruments, Inc. | Automatic bar code reading system having selectable long range and short range modes of operation |
US5233171A (en) * | 1990-09-13 | 1993-08-03 | Minnesota Mining And Manufacturing Company | Optical reader with power isolation |
DE10013982C2 (de) * | 1999-04-07 | 2003-06-18 | Nexpress Solutions Llc | Anordnung zur Detektion einer Kante eines Gegenstandes |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE622375A (xx) * | 1961-09-13 | |||
FR1504655A (fr) * | 1966-10-18 | 1967-12-08 | Tech Et D Entpr S Generales So | Perfectionnements aux dispositifs d'identification à distance d'un objet earactérisé par une information codée |
-
1971
- 1971-07-08 CH CH1007971A patent/CH540533A/de not_active IP Right Cessation
-
1972
- 1972-03-27 DE DE2214958A patent/DE2214958A1/de active Pending
- 1972-04-25 NL NL7205567A patent/NL7205567A/xx unknown
- 1972-06-05 FR FR7220081A patent/FR2145155A5/fr not_active Expired
- 1972-06-06 ZA ZA723873A patent/ZA723873B/xx unknown
- 1972-06-21 BE BE785191A patent/BE785191A/xx unknown
- 1972-07-03 US US00268692A patent/US3783273A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CH540533A (de) | 1973-08-15 |
DE2214958A1 (de) | 1973-01-18 |
NL7205567A (xx) | 1973-01-10 |
BE785191A (fr) | 1972-10-16 |
FR2145155A5 (xx) | 1973-02-16 |
US3783273A (en) | 1974-01-01 |
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