WO2008091471A1 - Alternating light sources to reduce specular reflection - Google Patents
Alternating light sources to reduce specular reflection Download PDFInfo
- Publication number
- WO2008091471A1 WO2008091471A1 PCT/US2007/088900 US2007088900W WO2008091471A1 WO 2008091471 A1 WO2008091471 A1 WO 2008091471A1 US 2007088900 W US2007088900 W US 2007088900W WO 2008091471 A1 WO2008091471 A1 WO 2008091471A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- illuminator
- image
- phase
- camera
- interactive display
- Prior art date
Links
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B33/00—Colour photography, other than mere exposure or projection of a colour film
- G03B33/10—Simultaneous recording or projection
- G03B33/12—Simultaneous recording or projection using beam-splitting or beam-combining systems, e.g. dichroic mirrors
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
- G06F3/0425—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means using a single imaging device like a video camera for tracking the absolute position of a single or a plurality of objects with respect to an imaged reference surface, e.g. video camera imaging a display or a projection screen, a table or a wall surface, on which a computer generated image is displayed or projected
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0018—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for preventing ghost images
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009547248A JP5138705B2 (en) | 2007-01-26 | 2007-12-27 | Alternating light source to reduce specular reflection |
KR1020097015667A KR101432339B1 (en) | 2007-01-26 | 2007-12-27 | Alternating light sources to reduce specular reflection |
EP07869949.3A EP2115521B1 (en) | 2007-01-26 | 2007-12-27 | Alternating light sources to reduce specular reflection |
CA2674944A CA2674944C (en) | 2007-01-26 | 2007-12-27 | Alternating light sources to reduce specular reflection |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/627,861 | 2007-01-26 | ||
US11/627,861 US8212857B2 (en) | 2007-01-26 | 2007-01-26 | Alternating light sources to reduce specular reflection |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008091471A1 true WO2008091471A1 (en) | 2008-07-31 |
Family
ID=39644775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2007/088900 WO2008091471A1 (en) | 2007-01-26 | 2007-12-27 | Alternating light sources to reduce specular reflection |
Country Status (7)
Country | Link |
---|---|
US (1) | US8212857B2 (en) |
EP (1) | EP2115521B1 (en) |
JP (1) | JP5138705B2 (en) |
KR (1) | KR101432339B1 (en) |
CN (1) | CN101595418A (en) |
CA (1) | CA2674944C (en) |
WO (1) | WO2008091471A1 (en) |
Cited By (2)
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EP2454651A2 (en) * | 2009-07-17 | 2012-05-23 | Microsoft Corporation | Ambient correction in rolling image capture system |
WO2012089894A1 (en) | 2010-12-31 | 2012-07-05 | Multitouch Oy | Interactive display |
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US7593593B2 (en) | 2004-06-16 | 2009-09-22 | Microsoft Corporation | Method and system for reducing effects of undesired signals in an infrared imaging system |
US7911444B2 (en) | 2005-08-31 | 2011-03-22 | Microsoft Corporation | Input method for surface of interactive display |
US20090219253A1 (en) * | 2008-02-29 | 2009-09-03 | Microsoft Corporation | Interactive Surface Computer with Switchable Diffuser |
US8736751B2 (en) * | 2008-08-26 | 2014-05-27 | Empire Technology Development Llc | Digital presenter for displaying image captured by camera with illumination system |
JP4683135B2 (en) * | 2009-03-04 | 2011-05-11 | エプソンイメージングデバイス株式会社 | Display device with position detection function and electronic device |
US8421873B2 (en) * | 2010-07-30 | 2013-04-16 | Hewlett-Packard Development Company, L.P. | System comprising two lamps and an optical sensor |
JP2013206373A (en) * | 2012-03-29 | 2013-10-07 | Hitachi Solutions Ltd | Interactive display device |
US9036907B2 (en) * | 2012-07-16 | 2015-05-19 | Mitsubishi Electric Research Laboratories, Inc. | Method and apparatus for extracting depth edges from images acquired of scenes by cameras with ring flashes forming hue circles |
US20140043492A1 (en) * | 2012-08-07 | 2014-02-13 | Siemens Corporation | Multi-Light Source Imaging For Hand Held Devices |
JP6152635B2 (en) * | 2012-11-08 | 2017-06-28 | ソニー株式会社 | Image processing apparatus and method, and program |
JP6398248B2 (en) | 2014-01-21 | 2018-10-03 | セイコーエプソン株式会社 | Position detection system and method for controlling position detection system |
CN111643054A (en) | 2014-02-27 | 2020-09-11 | 直观外科手术操作公司 | System and method for specular reflection detection and reduction |
WO2015164214A1 (en) * | 2014-04-22 | 2015-10-29 | The Government of the United State of America as represented by the Secretary of the Navy | System and method for sun glint correction of split focal plane visibile and near infrared imagery |
US9667880B2 (en) | 2014-08-22 | 2017-05-30 | Qualcomm Incorporated | Activating flash for capturing images with text |
WO2016176209A1 (en) | 2015-04-28 | 2016-11-03 | Dolby Laboratories Licensing Corporation | Image highlight detection and rendering |
US10713520B2 (en) | 2016-10-27 | 2020-07-14 | Engineering Innovation, Inc. | Method of taking a picture without glare |
TWI826394B (en) * | 2017-10-23 | 2023-12-21 | 荷蘭商露明控股公司 | Vcsel based biometric identification device and a method for biometric identification with the same |
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EP2115521A4 (en) | 2010-05-26 |
EP2115521B1 (en) | 2016-11-30 |
JP2010517425A (en) | 2010-05-20 |
CA2674944C (en) | 2014-09-09 |
US8212857B2 (en) | 2012-07-03 |
KR20090113272A (en) | 2009-10-29 |
US20080180530A1 (en) | 2008-07-31 |
CA2674944A1 (en) | 2008-07-31 |
KR101432339B1 (en) | 2014-08-20 |
EP2115521A1 (en) | 2009-11-11 |
JP5138705B2 (en) | 2013-02-06 |
CN101595418A (en) | 2009-12-02 |
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