GB0908234D0 - Optical encoder and method therefor - Google Patents
Optical encoder and method thereforInfo
- Publication number
- GB0908234D0 GB0908234D0 GBGB0908234.8A GB0908234A GB0908234D0 GB 0908234 D0 GB0908234 D0 GB 0908234D0 GB 0908234 A GB0908234 A GB 0908234A GB 0908234 D0 GB0908234 D0 GB 0908234D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- method therefor
- optical encoder
- encoder
- optical
- therefor
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 title 1
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
- G06K7/10712—Fixed beam scanning
- G06K7/10722—Photodetector array or CCD scanning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
- G01D5/366—Particular pulse shapes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/226,681 US7469839B2 (en) | 2005-09-14 | 2005-09-14 | Reflective optical encoder |
GB0617913A GB2430250B (en) | 2005-09-14 | 2006-09-11 | Optical encoder and method therefor |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0908234D0 true GB0908234D0 (en) | 2009-06-24 |
GB2457834A GB2457834A (en) | 2009-09-02 |
GB2457834B GB2457834B (en) | 2010-02-03 |
Family
ID=40934172
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0908235A Expired - Fee Related GB2457835B (en) | 2005-09-14 | 2006-09-11 | Optical encoder and method therefor |
GB0908234A Expired - Fee Related GB2457834B (en) | 2005-09-14 | 2006-09-11 | Optical encoder and method therefor |
GB0908233A Expired - Fee Related GB2457833B (en) | 2005-09-14 | 2009-05-13 | Optical encoder and method therefor |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0908235A Expired - Fee Related GB2457835B (en) | 2005-09-14 | 2006-09-11 | Optical encoder and method therefor |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0908233A Expired - Fee Related GB2457833B (en) | 2005-09-14 | 2009-05-13 | Optical encoder and method therefor |
Country Status (1)
Country | Link |
---|---|
GB (3) | GB2457835B (en) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5006703A (en) * | 1988-02-22 | 1991-04-09 | Victor Company Of Japan, Ltd. | Reflective optical rotary encoder disc |
-
2006
- 2006-09-11 GB GB0908235A patent/GB2457835B/en not_active Expired - Fee Related
- 2006-09-11 GB GB0908234A patent/GB2457834B/en not_active Expired - Fee Related
-
2009
- 2009-05-13 GB GB0908233A patent/GB2457833B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2457835A (en) | 2009-09-02 |
GB2457834A (en) | 2009-09-02 |
GB0908233D0 (en) | 2009-06-24 |
GB2457833A (en) | 2009-09-02 |
GB2457833B (en) | 2010-02-24 |
GB0908235D0 (en) | 2009-06-24 |
GB2457835B (en) | 2010-02-03 |
GB2457834B (en) | 2010-02-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2432662B (en) | Optical encoder | |
GB0501493D0 (en) | An optical assembly and method | |
EP1858086A4 (en) | Optical device and optical device manufacturing method | |
EP1864785A4 (en) | Seterolithography method | |
GB0504774D0 (en) | Method | |
GB0503836D0 (en) | Method | |
GB0512214D0 (en) | Method | |
GB2430818B (en) | Optical encoders | |
GB0504096D0 (en) | Method | |
GB0509433D0 (en) | Method | |
GB0504184D0 (en) | Method | |
GB0507123D0 (en) | Method | |
GB0510536D0 (en) | Method | |
GB2422007B (en) | Optical encoder | |
GB2430250B (en) | Optical encoder and method therefor | |
GB0508420D0 (en) | Method | |
GB0505756D0 (en) | Method | |
GB0502046D0 (en) | Method | |
GB0509305D0 (en) | Method | |
GB0509437D0 (en) | Method | |
GB0617942D0 (en) | Optical encoder and method of encoding | |
GB0509956D0 (en) | Method | |
GB0506670D0 (en) | Method | |
GB0502360D0 (en) | Method | |
GB2457833B (en) | Optical encoder and method therefor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) |
Free format text: REGISTERED BETWEEN 20130725 AND 20130731 |
|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20130911 |