NZ182318A - Oscillating tracking mirror for optically reading records - Google Patents
Oscillating tracking mirror for optically reading recordsInfo
- Publication number
- NZ182318A NZ182318A NZ182318A NZ18231876A NZ182318A NZ 182318 A NZ182318 A NZ 182318A NZ 182318 A NZ182318 A NZ 182318A NZ 18231876 A NZ18231876 A NZ 18231876A NZ 182318 A NZ182318 A NZ 182318A
- Authority
- NZ
- New Zealand
- Prior art keywords
- optically reading
- tracking mirror
- reading records
- oscillating
- oscillating tracking
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
- G02B7/1821—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors for rotating or oscillating mirrors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7512084,A NL174609C (nl) | 1975-10-15 | 1975-10-15 | Volgspiegelinrichting in een optische platenspeler. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NZ182318A true NZ182318A (en) | 1979-10-25 |
Family
ID=19824667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ182318A NZ182318A (en) | 1975-10-15 | 1976-10-13 | Oscillating tracking mirror for optically reading records |
Country Status (20)
Families Citing this family (54)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL178915C (nl) * | 1976-01-16 | 1986-06-02 | Philips Nv | Automatisch optisch focusseersysteem. |
| NL176315C (nl) * | 1976-05-12 | 1985-03-18 | Philips Nv | Optische aftastinrichting. |
| FR2375690A1 (fr) * | 1976-12-23 | 1978-07-21 | Thomson Brandt | Dispositif de detection de l'erreur de suivi radial pour lecteurs et enregistreurs optiques |
| NL7700674A (nl) * | 1977-01-24 | 1978-07-26 | Philips Nv | Electrisch bestuurbare zwenkspiegelinrichting. |
| FR2396379A1 (fr) * | 1977-07-01 | 1979-01-26 | Thomson Brandt | Lecteur optique de disque d'information muni d'un dispositif d'acces automatique aux informations |
| JPS54102107A (en) * | 1978-01-30 | 1979-08-11 | Hitachi Ltd | Control information detecting method |
| US4139258A (en) * | 1978-04-05 | 1979-02-13 | The United States Of America As Represented By The Secretary Of The Navy | Laser scan converter |
| US4302830A (en) * | 1978-05-10 | 1981-11-24 | Olympus Optical Company Ltd. | Optical information reading-out apparatus |
| JPS54146612A (en) * | 1978-05-10 | 1979-11-16 | Olympus Optical Co Ltd | Optical information read device |
| US4234837A (en) * | 1979-01-12 | 1980-11-18 | Mca Discovision, Inc. | Digital center tracking system |
| US4236105A (en) * | 1979-01-12 | 1980-11-25 | Mca Discovision, Inc. | Digital center tracking system |
| JPS55111917A (en) * | 1979-02-22 | 1980-08-29 | Toshiba Corp | Reciprocating photo scanner |
| US4371782A (en) * | 1979-12-31 | 1983-02-01 | Frans Brouwer | Optical pattern tracing system with remotely controlled kerf and forward offsets |
| NL8001617A (nl) * | 1980-03-19 | 1981-10-16 | Philips Nv | Inrichting voor het elektrodynamisch bestuurbaar zwenken van een optisch element. |
| NL8005633A (nl) * | 1980-10-13 | 1982-05-03 | Philips Nv | Inrichting voor het uitlezen en/of inschrijven van een optisch uitleesbare informatiestruktuur. |
| JPS5766573A (en) * | 1980-10-13 | 1982-04-22 | Victor Co Of Japan Ltd | Detecting circuit for reference signal for tracking control |
| JPS57203228A (en) * | 1981-06-09 | 1982-12-13 | Sony Corp | Tracking adjuster |
| JPS58106520A (ja) * | 1981-12-21 | 1983-06-24 | Seiko Epson Corp | 光プリンタ−用光走査機構 |
| US4462095A (en) * | 1982-03-19 | 1984-07-24 | Magnetic Peripherals Inc. | Moving diffraction grating for an information track centering system for optical recording |
| JPS5971141A (ja) * | 1982-10-14 | 1984-04-21 | Mitsubishi Electric Corp | 光学的信号読出し装置 |
| US4538257A (en) * | 1982-12-23 | 1985-08-27 | Xerox Corporation | Adaptively stabilized recording for direct read after write optical memories |
| JPS59154677A (ja) * | 1983-02-22 | 1984-09-03 | Matsushita Electric Ind Co Ltd | トラツキング制御装置 |
| JPH0782649B2 (ja) * | 1983-03-11 | 1995-09-06 | 株式会社日立製作所 | 光ビーム精密位置決め装置 |
| DE3332416A1 (de) * | 1983-09-08 | 1985-03-21 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Richtspiegel mit stabilisierungseinrichtung |
| DE3406676A1 (de) * | 1984-02-24 | 1985-09-05 | Fa. Carl Zeiss, 7920 Heidenheim | Einrichtung zur lagekorrektur eines ueber eine gelenkoptik gefuehrten laserstrahls |
| DE3530189A1 (de) * | 1985-08-23 | 1987-03-05 | Zeiss Carl Fa | Einrichtung zur lagekorrektur eines ueber eine gelenkoptik gefuehrten laserstrahls |
| US4956833A (en) * | 1986-03-31 | 1990-09-11 | Asahi Kogaku Kogyo Kabushiki Kaisha | Objective driving device for an optical disk apparatus |
| FR2602061B1 (fr) * | 1986-07-24 | 1989-07-28 | Cit Alcatel | Commutateur mecanique pour fibres optiques. |
| DE3625642A1 (de) * | 1986-07-29 | 1988-02-11 | Messerschmitt Boelkow Blohm | Zweifach gelagerter drehspiegel fuer optische systeme |
| US4959568A (en) * | 1986-08-05 | 1990-09-25 | General Scanning, Inc. | Dynamically tunable resonant device with electric control |
| US4763967A (en) * | 1986-11-18 | 1988-08-16 | General Scanning, Inc. | Tunable resonant device |
| US4816920A (en) * | 1986-11-18 | 1989-03-28 | General Scanning, Inc. | Planar surface scanning system |
| US4874215A (en) * | 1987-04-23 | 1989-10-17 | General Scanning, Inc. | Tunable resonant mechanical system |
| NL8800133A (nl) | 1988-01-21 | 1989-08-16 | Philips Nv | Inrichting voor het met optische straling aftasten van een informatievlak. |
| US5066084A (en) * | 1989-02-06 | 1991-11-19 | Rockwell International Corporation | Constant velocity scanning apparatus |
| US5115120A (en) * | 1990-06-26 | 1992-05-19 | Photographic Sciences Corporation | Scan modules for bar code readers and in which scan elements are flexurally supported |
| US6742709B2 (en) | 1990-09-11 | 2004-06-01 | Metrologic Instruments, Inc. | Bar code symbol reading system employing electronically-controlled raster-type laser scanner for reading bar code symbols during hands-on and hands-free modes of operation |
| US6874689B2 (en) | 1990-09-11 | 2005-04-05 | Metrologic Instruments, Inc. | Laser beam scanning device employing a scanning element having a flexible photo-etched gap region disposed between an anchored base portion and a light beam deflecting portion having a natural frequency of oscillation tuned by the physical dimensions of said flexible photo-etched gap region and forcibly oscillated about a fixed pivot point at an electronically-controlled frequency of oscillation substantially different from said natural resonant frequency of oscillation |
| US6227450B1 (en) | 1990-09-11 | 2001-05-08 | Metrologic Instruments, Inc. | Electronically-controlled mechanically-damped off-resonant light beam scanning mechanism and code symbol readers employing the same |
| US5268784A (en) * | 1991-02-05 | 1993-12-07 | Canon Kabushiki Kaisha | Pivotable mirror device for tracking |
| US20020014533A1 (en) * | 1995-12-18 | 2002-02-07 | Xiaxun Zhu | Automated object dimensioning system employing contour tracing, vertice detection, and forner point detection and reduction methods on 2-d range data maps |
| US5694237A (en) * | 1996-09-25 | 1997-12-02 | University Of Washington | Position detection of mechanical resonant scanner mirror |
| US6049407A (en) * | 1997-05-05 | 2000-04-11 | University Of Washington | Piezoelectric scanner |
| US5982528A (en) * | 1998-01-20 | 1999-11-09 | University Of Washington | Optical scanner having piezoelectric drive |
| US7124950B2 (en) | 1997-09-16 | 2006-10-24 | Metrologic Instruments, Inc. | Bar code symbol reading system employing electronically-controlled raster-type laser scanner for reading bar code symbols during on hands-on and hands-free modes of operation |
| US7028899B2 (en) * | 1999-06-07 | 2006-04-18 | Metrologic Instruments, Inc. | Method of speckle-noise pattern reduction and apparatus therefore based on reducing the temporal-coherence of the planar laser illumination beam before it illuminates the target object by applying temporal phase modulation techniques during the transmission of the plib towards the target |
| WO2001048742A1 (en) * | 1999-12-24 | 2001-07-05 | Koninklijke Philips Electronics N.V. | Optical scanning unit comprising a detection system for detecting the position of a movable element within the unit |
| US6803843B2 (en) * | 2001-02-22 | 2004-10-12 | Canon Kabushiki Kaisha | Movable-body apparatus, optical deflector, and method of fabricating the same |
| JP2003132567A (ja) * | 2001-10-23 | 2003-05-09 | Funai Electric Co Ltd | 光ディスク装置 |
| US6844951B2 (en) * | 2002-12-23 | 2005-01-18 | Lexmark International, Inc. | Stationary coil oscillator scanning system |
| US7726575B2 (en) * | 2007-08-10 | 2010-06-01 | Hand Held Products, Inc. | Indicia reading terminal having spatial measurement functionality |
| US8643717B2 (en) * | 2009-03-04 | 2014-02-04 | Hand Held Products, Inc. | System and method for measuring irregular objects with a single camera |
| JP5716992B2 (ja) * | 2011-03-15 | 2015-05-13 | 株式会社リコー | 光偏向装置、光走査装置、画像形成装置及び画像投影装置 |
| DE102017000827A1 (de) | 2017-01-27 | 2018-08-02 | Blickfeld GmbH | Lichtscanner mit Beschleunigungssensor |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3020414A (en) * | 1960-07-05 | 1962-02-06 | William B Mcknight | Scanning mirror assembly |
| US3501586A (en) * | 1966-09-01 | 1970-03-17 | Battelle Development Corp | Analog to digital to optical photographic recording and playback system |
| CH481412A (de) * | 1966-09-26 | 1969-07-31 | Straumann Inst Ag | Schwinger für Zeitmessgeräte |
| US3532408A (en) * | 1968-05-20 | 1970-10-06 | Bulova Watch Co Inc | Resonant torsional oscillators |
| US3642344A (en) * | 1970-11-27 | 1972-02-15 | Honeywell Inc | Optical scanner having high-frequency torsional oscillator |
| US3882317A (en) * | 1972-08-26 | 1975-05-06 | Philips Corp | Apparatus for reading a rotating disc-shaped record carrier |
| JPS5951049B2 (ja) * | 1973-01-10 | 1984-12-12 | 株式会社日立製作所 | 情報再生装置 |
| FR2260163B1 (US06811534-20041102-M00003.png) * | 1974-02-04 | 1979-08-03 | Thomson Brandt | |
| US3946166A (en) * | 1974-04-01 | 1976-03-23 | Zenith Radio Corporation | Tracking arrangement |
-
1975
- 1975-10-15 NL NLAANVRAGE7512084,A patent/NL174609C/xx not_active IP Right Cessation
-
1976
- 1976-02-23 US US05/660,498 patent/US4063287A/en not_active Expired - Lifetime
- 1976-09-28 ZA ZA00765820A patent/ZA765820B/xx unknown
- 1976-10-05 CA CA262,688A patent/CA1091345A/en not_active Expired
- 1976-10-06 AR AR265003A patent/AR210615A1/es active
- 1976-10-08 DE DE2645393A patent/DE2645393C2/de not_active Expired
- 1976-10-12 DK DK458376A patent/DK458376A/da unknown
- 1976-10-12 IT IT28230/76A patent/IT1068790B/it active
- 1976-10-12 BR BR7606818A patent/BR7606818A/pt unknown
- 1976-10-12 CH CH1290276A patent/CH611063A5/xx not_active IP Right Cessation
- 1976-10-12 SE SE7611306A patent/SE406383B/xx not_active IP Right Cessation
- 1976-10-12 AT AT756876A patent/AT351815B/de not_active IP Right Cessation
- 1976-10-12 GB GB42328/76A patent/GB1560547A/en not_active Expired
- 1976-10-13 AU AU18651/76A patent/AU505223B2/en not_active Expired
- 1976-10-13 BE BE171487A patent/BE847247A/xx not_active IP Right Cessation
- 1976-10-13 NZ NZ182318A patent/NZ182318A/xx unknown
- 1976-10-13 DD DD7600195254A patent/DD132281A5/xx unknown
- 1976-10-13 ES ES452339A patent/ES452339A1/es not_active Expired
- 1976-10-14 JP JP51122359A patent/JPS5248912A/ja active Pending
- 1976-10-15 FR FR7631099A patent/FR2328259A1/fr active Granted
-
1981
- 1981-05-12 JP JP1981067578U patent/JPH026414Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DK458376A (da) | 1977-04-16 |
| AR210615A1 (es) | 1977-08-31 |
| CA1091345A (en) | 1980-12-09 |
| US4063287A (en) | 1977-12-13 |
| BR7606818A (pt) | 1977-08-30 |
| DE2645393C2 (de) | 1985-01-31 |
| ATA756876A (de) | 1979-01-15 |
| JPS5730835U (US06811534-20041102-M00003.png) | 1982-02-18 |
| AT351815B (de) | 1979-08-10 |
| GB1560547A (en) | 1980-02-06 |
| DD132281A5 (de) | 1978-09-13 |
| DE2645393A1 (de) | 1977-04-21 |
| JPS5248912A (en) | 1977-04-19 |
| NL174609C (nl) | 1984-07-02 |
| JPH026414Y2 (US06811534-20041102-M00003.png) | 1990-02-16 |
| AU1865176A (en) | 1978-04-20 |
| ES452339A1 (es) | 1977-11-01 |
| SE406383B (sv) | 1979-02-05 |
| FR2328259A1 (fr) | 1977-05-13 |
| NL174609B (nl) | 1984-02-01 |
| ZA765820B (en) | 1978-05-30 |
| SE7611306L (sv) | 1977-04-16 |
| BE847247A (fr) | 1977-04-13 |
| FR2328259B1 (US06811534-20041102-M00003.png) | 1982-05-28 |
| IT1068790B (it) | 1985-03-21 |
| CH611063A5 (US06811534-20041102-M00003.png) | 1979-05-15 |
| NL7512084A (nl) | 1977-04-19 |
| AU505223B2 (en) | 1979-11-15 |
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