DE3778462D1 - Strichkodeabtaster mit buerstenlosem gleichstrommotor. - Google Patents

Strichkodeabtaster mit buerstenlosem gleichstrommotor.

Info

Publication number
DE3778462D1
DE3778462D1 DE8787308105T DE3778462T DE3778462D1 DE 3778462 D1 DE3778462 D1 DE 3778462D1 DE 8787308105 T DE8787308105 T DE 8787308105T DE 3778462 T DE3778462 T DE 3778462T DE 3778462 D1 DE3778462 D1 DE 3778462D1
Authority
DE
Germany
Prior art keywords
brushless
motor
bar code
code scanner
scanner
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
DE8787308105T
Other languages
English (en)
Inventor
Ronald A Hellekson
Donald S Peterson
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.)
Newport Corp USA
Original Assignee
Spectra Physics 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.)
Filing date
Publication date
Application filed by Spectra Physics Inc filed Critical Spectra Physics Inc
Application granted granted Critical
Publication of DE3778462D1 publication Critical patent/DE3778462D1/de
Anticipated expiration legal-status Critical
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
    • G06K7/10544—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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/06—Arrangements for speed regulation of a single motor wherein the motor speed is measured and compared with a given physical value so as to adjust the motor speed
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2207/00—Other aspects
    • G06K2207/1016—Motor control or optical moving unit control
    • 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
DE8787308105T 1986-09-12 1987-09-14 Strichkodeabtaster mit buerstenlosem gleichstrommotor. Expired - Lifetime DE3778462D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/907,293 US4709195A (en) 1986-09-12 1986-09-12 Bar code scanner with DC brushless motor

Publications (1)

Publication Number Publication Date
DE3778462D1 true DE3778462D1 (de) 1992-05-27

Family

ID=25423850

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787308105T Expired - Lifetime DE3778462D1 (de) 1986-09-12 1987-09-14 Strichkodeabtaster mit buerstenlosem gleichstrommotor.

Country Status (3)

Country Link
US (1) US4709195A (de)
EP (1) EP0260156B1 (de)
DE (1) DE3778462D1 (de)

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US5004916A (en) * 1989-07-28 1991-04-02 Ncr Corporation Scanning system having automatic laser shutdown upon detection of defective scanning element motion
US5013899A (en) * 1989-07-28 1991-05-07 Ncr Corporation Scanning system having low quiescent current scanning mirror motor driver circuitry
US5023818A (en) * 1989-09-21 1991-06-11 Ncr Corporation Laser scanner safety apparatus and method
US5610815A (en) * 1989-12-11 1997-03-11 Caterpillar Inc. Integrated vehicle positioning and navigation system, apparatus and method
WO1991009375A1 (en) * 1989-12-11 1991-06-27 Caterpillar Inc. Integrated vehicle positioning and navigation system, apparatus and method
US5684696A (en) * 1990-02-05 1997-11-04 Caterpillar Inc. System and method for enabling an autonomous vehicle to track a desired path
US5390125A (en) * 1990-02-05 1995-02-14 Caterpillar Inc. Vehicle position determination system and method
US5212370A (en) * 1990-11-20 1993-05-18 Ncr Corporation Apparatus and method for extending laser life by discontinuous operation
US5266787A (en) * 1991-01-11 1993-11-30 Symbol Technologies, Inc. Laser scanner using two scan motors independently controlled by a single signal
US5258699A (en) * 1991-10-29 1993-11-02 Psc, Inc. Motor control system especially for control of an optical scanner
US8352400B2 (en) 1991-12-23 2013-01-08 Hoffberg Steven M Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore
US10361802B1 (en) 1999-02-01 2019-07-23 Blanding Hovenweep, Llc Adaptive pattern recognition based control system and method
US6082621A (en) * 1992-04-02 2000-07-04 Symbol Technologies, Inc. Interface between threshold processing digitizer for bar code reader
US6170749B1 (en) 1995-05-31 2001-01-09 Symbol Technologies, Inc. Method of scanning indicia using selective sampling
JPH09329494A (ja) * 1996-06-11 1997-12-22 Shimadzu Corp 二光束分光光度計
US7268700B1 (en) 1998-01-27 2007-09-11 Hoffberg Steven M Mobile communication device
US8364136B2 (en) 1999-02-01 2013-01-29 Steven M Hoffberg Mobile system, a method of operating mobile system and a non-transitory computer readable medium for a programmable control of a mobile system
US7904187B2 (en) 1999-02-01 2011-03-08 Hoffberg Steven M Internet appliance system and method
DE10000445C2 (de) * 2000-01-07 2002-02-07 Leuze Electronic Gmbh & Co Optoelektronische Vorrichtung
US9818136B1 (en) 2003-02-05 2017-11-14 Steven M. Hoffberg System and method for determining contingent relevance
US7296743B2 (en) * 2004-07-23 2007-11-20 Symbol Technologies, Inc. Laser power control arrangements in electro-optical readers
US8476853B2 (en) * 2009-09-04 2013-07-02 Black & Decker Inc. Redundant overspeed protection for power tools
US10817043B2 (en) * 2011-07-26 2020-10-27 Nvidia Corporation System and method for entering and exiting sleep mode in a graphics subsystem
US9059649B1 (en) 2013-03-04 2015-06-16 Google Inc. Dynamic motor position determination
US9304154B1 (en) 2013-03-04 2016-04-05 Google Inc. Dynamic measurements of pulse peak value
US9128190B1 (en) 2013-03-06 2015-09-08 Google Inc. Light steering device with an array of oscillating reflective slats
US11726488B1 (en) 2013-03-06 2023-08-15 Waymo Llc Light steering device with a plurality of beam-steering optics
US10401865B1 (en) 2013-03-06 2019-09-03 Waymo Llc Light steering device with an array of oscillating reflective slats
US9063549B1 (en) 2013-03-06 2015-06-23 Google Inc. Light detection and ranging device with oscillating mirror driven by magnetically interactive coil
US9086273B1 (en) 2013-03-08 2015-07-21 Google Inc. Microrod compression of laser beam in combination with transmit lens
US9618742B1 (en) 2013-03-08 2017-04-11 Google Inc. Rotatable mirror assemblies
US9304203B1 (en) 2013-03-13 2016-04-05 Google Inc. Methods, devices, and systems for improving dynamic range of signal receiver
US9069060B1 (en) 2013-03-13 2015-06-30 Google Inc. Circuit architecture for optical receiver with increased dynamic range
US9048370B1 (en) 2013-03-14 2015-06-02 Google Inc. Dynamic control of diode bias voltage (photon-caused avalanche)
US9209724B2 (en) 2013-06-03 2015-12-08 Black & Decker Inc. Reverse rotation detection and overspeed protection for power tool with brushless motor
US8742325B1 (en) 2013-07-31 2014-06-03 Google Inc. Photodetector array on curved substrate
US8836922B1 (en) 2013-08-20 2014-09-16 Google Inc. Devices and methods for a rotating LIDAR platform with a shared transmit/receive path
US9784835B1 (en) 2013-09-27 2017-10-10 Waymo Llc Laser diode timing feedback using trace loop
US9425654B2 (en) 2013-09-30 2016-08-23 Google Inc. Contactless electrical coupling for a rotatable LIDAR device
US9299731B1 (en) 2013-09-30 2016-03-29 Google Inc. Systems and methods for selectable photodiode circuits
US9368936B1 (en) 2013-09-30 2016-06-14 Google Inc. Laser diode firing system
US9720415B2 (en) 2015-11-04 2017-08-01 Zoox, Inc. Sensor-based object-detection optimization for autonomous vehicles
US10122416B2 (en) 2016-12-30 2018-11-06 Panosense Inc. Interface for transferring power and data between a non-rotating body and a rotating body
US11255951B1 (en) 2016-12-30 2022-02-22 Zoox, Inc. Aligning optical components in LIDAR systems
US10048358B2 (en) 2016-12-30 2018-08-14 Panosense Inc. Laser power calibration and correction
US10591740B2 (en) 2016-12-30 2020-03-17 Panosense Inc. Lens assembly for a LIDAR system
US10830878B2 (en) 2016-12-30 2020-11-10 Panosense Inc. LIDAR system
US10109183B1 (en) 2016-12-30 2018-10-23 Panosense Inc. Interface for transferring data between a non-rotating body and a rotating body
US10359507B2 (en) 2016-12-30 2019-07-23 Panosense Inc. Lidar sensor assembly calibration based on reference surface
US10742088B2 (en) 2016-12-30 2020-08-11 Panosense Inc. Support assembly for rotating body
US10338594B2 (en) * 2017-03-13 2019-07-02 Nio Usa, Inc. Navigation of autonomous vehicles to enhance safety under one or more fault conditions
US10556585B1 (en) 2017-04-13 2020-02-11 Panosense Inc. Surface normal determination for LIDAR range samples by detecting probe pulse stretching
US10423162B2 (en) 2017-05-08 2019-09-24 Nio Usa, Inc. Autonomous vehicle logic to identify permissioned parking relative to multiple classes of restricted parking
US10710633B2 (en) 2017-07-14 2020-07-14 Nio Usa, Inc. Control of complex parking maneuvers and autonomous fuel replenishment of driverless vehicles
US10369974B2 (en) 2017-07-14 2019-08-06 Nio Usa, Inc. Control and coordination of driverless fuel replenishment for autonomous vehicles
US11022971B2 (en) 2018-01-16 2021-06-01 Nio Usa, Inc. Event data recordation to identify and resolve anomalies associated with control of driverless vehicles
US10931175B2 (en) 2018-10-31 2021-02-23 Waymo Llc Magnet ring with jittered poles
US11536845B2 (en) 2018-10-31 2022-12-27 Waymo Llc LIDAR systems with multi-faceted mirrors
CN114667462A (zh) * 2019-08-07 2022-06-24 内布拉斯·奥佐 激光雷达装置、系统以及其控制方法
CN213252024U (zh) 2019-09-10 2021-05-25 贝克顿·迪金森公司 一种血管通路系统以及一种夹紧夹装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4429262A (en) * 1980-09-12 1984-01-31 Technicare Corporation Three phase motor oscillatory servo control
US4431912A (en) * 1981-11-13 1984-02-14 International Business Machines Corp. Method for controlling the operation of an optical scanner
JPS5967826A (ja) * 1982-10-06 1984-04-17 株式会社椿本チエイン 電動機械の過負荷・軽負荷保護装置
JPS60180493A (ja) * 1984-02-24 1985-09-14 Hitachi Ltd 多層ブラシレスモ−タの駆動装置

Also Published As

Publication number Publication date
EP0260156A1 (de) 1988-03-16
EP0260156B1 (de) 1992-04-22
US4709195A (en) 1987-11-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee