JP5512516B2 - 映像記録防止システム - Google Patents
映像記録防止システム Download PDFInfo
- Publication number
- JP5512516B2 JP5512516B2 JP2010514746A JP2010514746A JP5512516B2 JP 5512516 B2 JP5512516 B2 JP 5512516B2 JP 2010514746 A JP2010514746 A JP 2010514746A JP 2010514746 A JP2010514746 A JP 2010514746A JP 5512516 B2 JP5512516 B2 JP 5512516B2
- Authority
- JP
- Japan
- Prior art keywords
- projector
- color
- image
- video recording
- component
- 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 - Fee Related
Links
- 230000002265 prevention Effects 0.000 title description 4
- 239000003086 colorant Substances 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000003595 spectral effect Effects 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 241000282412 Homo Species 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008447 perception Effects 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 208000006992 Color Vision Defects Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 201000007254 color blindness Diseases 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000982 solution X-ray diffraction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- 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
- 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
- G02B27/10—Beam splitting or combining systems
- G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
- G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
- G02B27/1026—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators
-
- 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
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
- G02B27/146—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces with a tree or branched structure
-
- 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
- G03B21/14—Details
- G03B21/26—Projecting separately subsidiary matter simultaneously with main image
-
- 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
- G03B33/08—Sequential recording or projection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91392—Television signal processing therefor for scrambling ; for copy protection using means for preventing making copies of projected video images
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Optical Elements Other Than Lenses (AREA)
Description
Claims (9)
- もとの画像に属する光ビームを6つの原色成分に分割するよう構成された、複数のビーム分割要素および複数のカラースプリッタを有する6原色プリズムであって、前記ビーム分割要素はもとの画像に属する前記光ビームを三つの成分に分割するよう構成され、該三つの成分のそれぞれは前記カラースプリッタによって二つの成分に分割される、6原色プリズムと;
前記6つの原色成分の各々についての別個のマイクロディスプレイデバイスとを有するプロジェクタであって、
前記マイクロディスプレイデバイスは、前記原色成分の出力画像の少なくとも第一の領域が、前記画像の少なくとも第二の領域とは異なるスペクトルパワー分布をもち、前記もとの画像における同じ色が、前記第一の領域と前記第二の領域の間で、人間の光学系には同じ色として知覚されるが、映像記録装置には異なる色として検出されるようにするよう制御される、
プロジェクタ。 - 請求項1に記載のプロジェクタであって、少なくとも一つの出力色について、人間の光学系には同じ色として知覚されるが映像記録装置には異なる色として検出される前記原色成分の二つ以上の組み合わせを有するルックアップテーブルを更に有する、プロジェクタ。
- 請求項1に記載のプロジェクタであって、前記映像記録装置がRGB型映像記録装置である、プロジェクタ。
- 請求項2に記載のプロジェクタであって、前記映像記録装置がRGB型映像記録装置である、プロジェクタ。
- 請求項1に記載のプロジェクタであって、前記第一の領域および前記第二の領域が前記映像記録装置により検知可能である斜めの複数のストライプをなす、プロジェクタ。
- 請求項1に記載のプロジェクタであって、前記第一の領域および前記第二の領域が前記映像記録装置により検知可能であるメッセージのパターンをなす、プロジェクタ。
- 請求項2に記載のプロジェクタであって、前記プロジェクタは、出力色の少なくとも1つについて前記ルックアップテーブルにおいて前記組み合わせの二つ以上を選択する及び用いるようにデザインされたプロセッサを有する、プロジェクタ。
- 請求項1ないし7のうちいずれか一項に記載のプロジェクタであって、前記6つの原色成分は、赤色成分、緑色成分、青色成分、黄色成分、橙色成分及びシアン色成分を有する、プロジェクタ。
- 請求項1ないし8のうちいずれか一項に記載のプロジェクタであって:
異なる偏光部分を有する半透明の回転可能なドラム;
を更に有するプロジェクタであり、
前記光ビームは前記ドラムの壁に対して実質的に垂直に透過されることが可能である;
プロジェクタ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07301147 | 2007-06-25 | ||
EP07301147.0 | 2007-06-25 | ||
PCT/US2008/002145 WO2009002369A1 (en) | 2007-06-25 | 2008-02-19 | Video recording prevention system |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010532494A JP2010532494A (ja) | 2010-10-07 |
JP5512516B2 true JP5512516B2 (ja) | 2014-06-04 |
Family
ID=39495574
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010514746A Expired - Fee Related JP5512516B2 (ja) | 2007-06-25 | 2008-02-19 | 映像記録防止システム |
Country Status (6)
Country | Link |
---|---|
US (1) | US8696135B2 (ja) |
EP (1) | EP2160647A1 (ja) |
JP (1) | JP5512516B2 (ja) |
KR (1) | KR20100024955A (ja) |
CN (1) | CN101689013B (ja) |
WO (1) | WO2009002369A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010513981A (ja) * | 2006-12-18 | 2010-04-30 | トムソン ライセンシング | 色域画像映写機及び色域画像映写法 |
WO2008076103A1 (en) * | 2006-12-18 | 2008-06-26 | Thomson Licensing | 2d/3d projector with rotating translucent cylinder for alternating light polarisation |
WO2008076114A1 (en) * | 2006-12-19 | 2008-06-26 | Thomson Licensing | High resolution dmd projection system |
WO2008076113A1 (en) * | 2006-12-19 | 2008-06-26 | Thomson Licensing | Wide color gamut high resolution dmd projection system |
CN101675383B (zh) * | 2007-04-25 | 2011-06-22 | 汤姆森特许公司 | 高分辨率3d投影*** |
CN101689013B (zh) | 2007-06-25 | 2012-06-06 | 汤姆逊许可证公司 | 防止视频记录的*** |
TWI442089B (zh) * | 2012-02-17 | 2014-06-21 | Delta Electronics Inc | 分光結構及具有該分光結構之光機系統 |
US9083937B1 (en) * | 2013-03-15 | 2015-07-14 | Google Inc. | Cameras and image processing methods for respecting recording restrictions |
US10282649B2 (en) | 2014-08-19 | 2019-05-07 | Empire Technology Development, Llc | Machine recognizable pattern generation |
US10306129B1 (en) | 2016-06-28 | 2019-05-28 | Amazon Technologies, Inc. | Local and remote video-camera control |
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CN101675383B (zh) | 2007-04-25 | 2011-06-22 | 汤姆森特许公司 | 高分辨率3d投影*** |
CN101689013B (zh) | 2007-06-25 | 2012-06-06 | 汤姆逊许可证公司 | 防止视频记录的*** |
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-
2008
- 2008-02-19 CN CN2008800220273A patent/CN101689013B/zh not_active Expired - Fee Related
- 2008-02-19 EP EP08725745A patent/EP2160647A1/en not_active Withdrawn
- 2008-02-19 WO PCT/US2008/002145 patent/WO2009002369A1/en active Application Filing
- 2008-02-19 JP JP2010514746A patent/JP5512516B2/ja not_active Expired - Fee Related
- 2008-02-19 US US12/452,308 patent/US8696135B2/en not_active Expired - Fee Related
- 2008-02-19 KR KR1020097026900A patent/KR20100024955A/ko active Search and Examination
Also Published As
Publication number | Publication date |
---|---|
US8696135B2 (en) | 2014-04-15 |
EP2160647A1 (en) | 2010-03-10 |
CN101689013B (zh) | 2012-06-06 |
WO2009002369A1 (en) | 2008-12-31 |
CN101689013A (zh) | 2010-03-31 |
US20100104260A1 (en) | 2010-04-29 |
JP2010532494A (ja) | 2010-10-07 |
KR20100024955A (ko) | 2010-03-08 |
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