WO2004042452A1 - 映像表示装置 - Google Patents
映像表示装置 Download PDFInfo
- Publication number
- WO2004042452A1 WO2004042452A1 PCT/JP2003/012178 JP0312178W WO2004042452A1 WO 2004042452 A1 WO2004042452 A1 WO 2004042452A1 JP 0312178 W JP0312178 W JP 0312178W WO 2004042452 A1 WO2004042452 A1 WO 2004042452A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- display device
- image display
- image
- separation element
- pixel
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
- H04N13/31—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using parallax barriers
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/14—Advertising or display means not otherwise provided for using special optical effects displaying different signs depending upon the view-point of the observer
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/324—Colour aspects
Definitions
- the present invention relates to an image display device used for causing a plurality of observers to view different images when the observers stereoscopically view the images.
- a parallax barrier method, a lenticular single lens method, and the like have been known as methods for achieving stereoscopic image display without the need for special glasses, but these methods use the right eye having binocular parallax.
- the image for the left eye and the image for the left eye are alternately displayed on the screen, for example, in the form of a vertical stripe. This is to perform stereoscopic vision.
- FIG. 10 is an explanatory diagram exemplifying the principle of a stereoscopic image display device of a four-lens stereoscopic system.
- Image 1, image 2, image 3, and image 2 having a binocular disparity in the horizontal direction of screen 11 1 are arranged at a predetermined pitch, and the minimum unit image group of “image 1 image 2 image 3 image 2” repeatedly exists.
- Each aperture 1 2a of the parallax barrier 1 2 exists corresponding to each minimum unit image group, and separates each minimum unit image group “image 1 image 2 image 3 image 2” to the observer. This allows the observer to perform stereoscopic vision.
- FIG. 11 is an explanatory view exemplifying the principle of an image display device for showing four different images to different observers.
- This video display device also includes a screen 11 and a parallax barrier 12 as in the stereoscopic video display device shown in FIG.
- Each aperture 1 2a of parallax barrier 1 2 is Separate the loop, “image1image2image3image4”, and give it to the observer.
- the opening 12a of the parallax barrier 12 is generally formed in a vertical stripe shape as shown in FIG.
- the parallax barrier openings are arranged diagonally (see Japanese Patent No. 3096613).
- the opening 12a may be enlarged as shown in FIG.
- a large aperture 12a as shown in the figures (a), (b), and (c)
- the width of the opening 12a needs to be about 0.08 mm in order to reduce moiré.
- crosstalk becomes very large.
- the aperture 12a shown in FIG. 14 since the diffraction method changes between (a) to (c) in FIG. 14, the moire cannot be reduced sufficiently. Disclosure of the invention
- the present invention considers the opening and the like (separating element) of the separating means.
- Various dissatisfactions with the video display device can be achieved by having a husband.
- an image display device of the present invention is a video display device that separates different images displayed on a screen by a separation unit and guides the different images to an observer.
- the oblique line portion prevents disconnection of the transparent electrode.
- a separating element may be formed correspondingly (hereinafter, referred to as a diagonal barrier configuration in this section).
- the number of viewpoints is set to be more than 2
- the separation element has an interval between pixels for another image in the oblique direction and an interval for pixels for another image in the oblique direction. It is better to have a shape that is far away. According to this, the leakage light from the other image pixels is easily blocked, and crosstalk can be reduced.
- an oblique line portion may exist in the vertical direction line, and the separation element groups arranged in the oblique direction may be connected to each other. Further, in such a connection structure, it is preferable that the oblique line portions of each separation element are configured not to be aligned on a straight line. On the other hand, The edge may be set to 0.08 mm or less, and the diagonal line portions of each ear separation element may be arranged on one straight line.
- an oblique line portion exists in the vertical direction line
- the separation element groups to be arranged in the oblique direction are not connected to each other, and the oblique line portion of each separation element is aligned on a straight line. They may be arranged side by side.
- the minimum unit video group exists without being shifted from row to row, and a separation element may be formed correspondingly (hereinafter referred to as a vertical barrier configuration in this section).
- a vertical barrier configuration a diagonal line portion exists in the vertical direction line, and the separation element groups to be arranged in the vertical direction may be connected to each other (the separation element has a square shape, A diagonal line may be present in both the line and the horizontal line, and the separation element may have a curved line as the diagonal line.
- the oblique line part is located on the pixel in all possible positional relationships between the separation element and the pixel, and the effect of light diffraction can be averaged.
- the horizontal distance between the center of the upper side and the center of the lower side of the separation element may be equal to the horizontal pixel pitch.
- the vertical distance between the center of the right side and the center of the left side of the separation element may be equal to the vertical pixel pitch.
- the separating element may consist of an opening.
- the separating element may consist of a lens element.
- the number of viewpoints is set to two
- the separating unit is configured by a liquid crystal panel to perform switching between separation and non-separation, and a separation element formed on a transparent electrode portion of the liquid crystal panel.
- An oblique line may be present by cutting off the corner of the opening. According to this, the presence of the corner between the obliquely adjacent openings makes the transparent electrode portion It is possible to prevent an isolated part (disconnected part) from being formed.
- FIG. 1 is a view showing an embodiment of the present invention, and is an explanatory view showing an image arrangement and openings of separation means in an image display device.
- FIG. 2 is a view showing an embodiment of the present invention, and is an explanatory view showing a pixel arrangement and an opening of a separation means in a video display device.
- FIG. 3 is a view showing an embodiment of the present invention, and is an explanatory view showing an image arrangement and an opening of a separating means in an image display device.
- FIG. 4 is a view showing an embodiment of the present invention.
- FIG. 4 (a) is an explanatory view showing an image arrangement
- FIG. 4 (b) is an explanatory view showing an opening of a separating means.
- FIG. 5 shows an embodiment of the present invention.
- FIG. 6 is a diagram showing an embodiment of the present invention, and is an explanatory diagram showing an image array and openings of separation means in the image display device.
- FIG. 7 is a view showing an embodiment of the present invention, and is an explanatory view showing an image array and openings of separation means in an image display device.
- FIG. 8 is a view showing an embodiment of the present invention, and is an explanatory view showing an opening of a separating means in a video display device.
- FIG. 9 is a view showing an embodiment of the present invention, and is an explanatory view showing an opening of a separating means composed of a liquid crystal panel in a video display device.
- FIG. 10 is an explanatory diagram showing a four-lens type stereoscopic video display device.
- FIG. 11 is an explanatory diagram showing an image display device that can guide four different images to an observer.
- FIG. 12 is an explanatory diagram showing a conventional relationship between a pixel arrangement on a screen and an aperture.
- FIG. 13 is an explanatory diagram showing a conventional relationship between a pixel arrangement on a screen and an aperture.
- FIG. 14 is an explanatory diagram showing a conventional relationship between a pixel arrangement on a screen and an aperture.
- Each of the openings 1 shown in (c) has a parallel-rectangular shape, and has an oblique line portion in the vertical direction.
- opening 1 shown in Fig. 2 (a) the upper right corner coincides with the upper right corner of the central pixel, the lower right corner coincides with the lower left corner of the right neighboring pixel, and the upper left corner is the left
- the upper right corner of the adjacent pixel coincides with the lower left corner of the central pixel.
- Opening 1 shown in Fig. 2 (b) has a pixel at its center, the upper right corner matches the upper left corner of the center pixel, the lower right corner matches the lower left corner of the right neighboring pixel, and the upper left corner is the left neighboring
- the upper right corner of the pixel coincides with the lower right corner of the center pixel.
- the upper right corner coincides with the center of the upper side of the center pixel with the pixel at the center
- the lower right corner coincides with the center of the lower side of the right neighboring pixel
- the upper left corner is the left
- the center of the upper side of the neighboring pixel coincides
- the lower left corner coincides with the center of the lower side of the central pixel.
- the horizontal distance between the center of the upper edge of the opening and the center of the lower edge of the opening is the same as the pixel pitch for the opening 1 in Figs. 2 (b) and 2 (c).
- Exists all positional relationships between the aperture and the pixel are realized in the aperture), so that the effects of light diffraction can be averaged and moire is reduced.
- FIG. 4A shows a pixel arrangement on a screen in the configuration of FIG. 3, and FIG. 4B shows a barrier having an opening 1.
- each opening 1 has an oblique line in its outline, and the opening 1 shown in FIGS. 2 (a), (b), and (c) is used.
- leakage light from a pixel displaying an image from a viewpoint far from a certain pixel is hard to enter.
- a certain pixel for example, a pixel of an image to a pixel of an image 3
- the upper left corner and the lower right corner of the opening 1 protrude from the vertical line, and the upper right corner and the lower left corner do not protrude, so that the above-mentioned leaked light can be prevented from being incident.
- a> -shaped opening 1 as shown in FIG. 5 (c) can be used.
- the openings 1 in FIGS. 5A to 5E can be used in the configuration of FIG. In the configuration shown in FIG. 6, the opening 1 has a square shape, and oblique lines exist in both the vertical and horizontal lines. Such an opening 1 can be used in the configuration of FIG.
- each opening 1 has an oblique line portion in a vertical line, and the opening groups 1 to be arranged in an oblique direction are connected to each other, and the oblique line of each opening 1 is connected to each other.
- the parts do not line up in a straight line.
- the structure that connects the openings can be applied to the configuration shown in FIG. In the configuration of FIG. 7, the smaller the pixel pitch, the smaller the step at the opening connection portion. Even if the step is small, it is easier to design to achieve both crosstalk prevention and moiré prevention. When the pitch between pixels is set to 0.08 mm or less, it is possible to eliminate the step at the opening connection portion and form an oblique strip shape.
- the pitch between pixels may be set to 0.08 mm or less
- the openings may be connected to each other, and the oblique line portions of each opening 1 may be aligned.
- an oblique line portion exists in a vertical line in each of the openings 1, and the opening groups 1 to be arranged in an oblique direction are not connected to each other. It is configured such that the oblique lines are aligned on a straight line.
- the configuration in FIG. 8 is different from the diagonal stripe, and the openings 1 are not connected to each other and become independent.
- the vertical focusing position cannot be set, but in the configuration shown in Figure 8 above, which has an independent aperture, it is possible to set the vertical focusing position.
- the light condensing position in the direction can be adjusted to the light condensing position in the horizontal direction, or can be intentionally made different.
- the configuration shown in FIG. 9 is such that a barrier state and a non-barrier state can be formed by forming the barrier by, for example, a liquid crystal panel with the oblique pixel arrangement shown in FIG. 3 and the like.
- the black portion in the figure is the transparent electrode formation region
- the white portion is the opening 1 at the time of barrier.
- the opening 1 has a diagonal line area formed by dropping the corners of the four corners, and it is possible to prevent the transparent electrode portion from forming an isolated portion (disconnection portion) by dropping the corner. be able to. Note that it is not always necessary to drop all four corners, and a shape in which only a pair of diagonal corners is dropped (see FIG. 5 (a)) may be used.
- the opening 1 may be formed in a shape of a parallelogram and the angle thereof may be reduced, so that both the prevention of disconnection and the reduction of moiré can be achieved.
- a lens element may be used instead of the aperture.
- a configuration may be adopted in which a separating means is arranged on the light source side.
- the contours of the separation elements have diagonal lines, and depending on the form of the diagonal lines, the brightness due to the change in the relative position between each separation element and the pixel is changed.
- the moire can be reduced without increasing the crosstalk (while preventing the increase of crosstalk), and the two-lens system can be used depending on the shape of the diagonal line.
- the diagonal lines In a configuration in which the separation means is a liquid crystal panel with a diagonal barrier, the diagonal lines have the effect of preventing disconnection of the transparent electrode.
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Marketing (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03810582A EP1569026A1 (en) | 2002-11-07 | 2003-09-24 | Image display unit |
US10/534,121 US20060114561A1 (en) | 2002-11-07 | 2003-09-24 | Image display unit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002-324428 | 2002-11-07 | ||
JP2002324428A JP2004157411A (ja) | 2002-11-07 | 2002-11-07 | 映像表示装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004042452A1 true WO2004042452A1 (ja) | 2004-05-21 |
Family
ID=32310446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/012178 WO2004042452A1 (ja) | 2002-11-07 | 2003-09-24 | 映像表示装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20060114561A1 (ja) |
EP (1) | EP1569026A1 (ja) |
JP (1) | JP2004157411A (ja) |
KR (1) | KR20050084957A (ja) |
CN (1) | CN1323315C (ja) |
WO (1) | WO2004042452A1 (ja) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1515178A1 (en) * | 2003-09-09 | 2005-03-16 | Sanyo Electric Co., Ltd. | Video display |
GB2415850A (en) * | 2004-06-29 | 2006-01-04 | Sharp Kk | Multiple view directional display operable in two orientations. |
JP2006091642A (ja) * | 2004-09-27 | 2006-04-06 | Sanyo Electric Co Ltd | 映像表示装置 |
KR100662429B1 (ko) * | 2005-11-01 | 2007-01-02 | 엘지전자 주식회사 | 입체 영상 표시 장치 |
JP2008292666A (ja) * | 2007-05-23 | 2008-12-04 | Seiko Epson Corp | 視方向画像データ生成装置、指向性表示用画像データ生成装置、指向性表示ディスプレイ、および、指向性表示システム、並びに、視方向画像データ生成方法、指向性表示用画像データ生成方法 |
JP2010020178A (ja) * | 2008-07-11 | 2010-01-28 | Epson Imaging Devices Corp | 画像表示装置、画像表示方法及び画像表示プログラム |
JP2010237372A (ja) * | 2009-03-31 | 2010-10-21 | Hitachi Displays Ltd | 表示装置 |
WO2021060012A1 (ja) * | 2019-09-26 | 2021-04-01 | 京セラ株式会社 | パララックスバリア、3次元表示装置、3次元表示システム、ヘッドアップディスプレイ、および移動体 |
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JP3892808B2 (ja) * | 2002-12-27 | 2007-03-14 | 株式会社東芝 | 3次元画像表示装置、この表示装置に視差画像を配分する方法及びこの表示装置に3次元画像を表示する方法 |
DE102004028951A1 (de) * | 2004-06-14 | 2005-12-29 | X3D Technologies Gmbh | Anordnung zur räumlichen Darstellung |
FR2873824B1 (fr) * | 2004-07-30 | 2006-10-27 | Pierre Allio | Procede d'affichage d'une image autostereoscopique a n points de vue |
KR100910969B1 (ko) | 2005-01-05 | 2009-08-05 | 엘지전자 주식회사 | 입체 영상 표시 방법 및 그 방법을 위한 입체 영상 표시장치 |
KR100753517B1 (ko) | 2005-10-12 | 2007-08-31 | 엘지전자 주식회사 | 입체 영상 디스플레이 기능을 갖는 이동통신 단말기 및이를 이용한 입체 영상 디스플레이 방법 |
PL1964415T3 (pl) | 2005-12-13 | 2016-03-31 | Koninklijke Philips Nv | Autostereoskopowe urządzenie do wyświetlania |
WO2007107347A1 (de) * | 2006-03-21 | 2007-09-27 | Newsight Gmbh | Anordnung zur räumlich wahrnehmbaren darstellung |
KR100745460B1 (ko) * | 2006-06-28 | 2007-08-02 | 비오이 하이디스 테크놀로지 주식회사 | 입체영상구현용 액정표시장치 |
JP2009053585A (ja) * | 2007-08-29 | 2009-03-12 | Seiko Epson Corp | 電気光学装置及び電子機器 |
US20090128900A1 (en) * | 2007-11-15 | 2009-05-21 | Idyllic Spectrum Sdn Bhd | Autostereoscopic display |
KR100927822B1 (ko) * | 2007-11-16 | 2009-11-23 | 주식회사 히가리이노비젼 | 동영상 구현이 가능한 페럴랙스 배리어 방식의 입체 영상 표시장치 |
CN100595631C (zh) | 2008-04-18 | 2010-03-24 | 浙江大学 | 实现全视场空间三维显示的屏幕装置 |
KR20110046470A (ko) * | 2008-07-15 | 2011-05-04 | 가부시키가이샤 아이피 솔루션즈 | 나안 입체 영상 표시 시스템, 나안 입체 영상 표시 장치, 유기 게임기, 패럴랙스 배리어 시트 |
GB2470752B (en) * | 2009-06-03 | 2015-01-07 | Au Optronics Corp | Autostereoscopic Display Apparatus |
CN102576155B (zh) * | 2009-11-12 | 2014-08-27 | 日商尼普拉司股份有限公司 | 视差屏障滤光器 |
CN103621077B (zh) * | 2011-06-20 | 2016-07-06 | 松下电器(美国)知识产权公司 | 影像显示装置 |
JP2015034834A (ja) | 2011-11-30 | 2015-02-19 | シャープ株式会社 | 立体表示装置 |
KR101990490B1 (ko) | 2012-06-18 | 2019-06-19 | 삼성디스플레이 주식회사 | 입체 영상 표시 장치 및 그 구동 방법 |
JP6099892B2 (ja) * | 2012-07-09 | 2017-03-22 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカPanasonic Intellectual Property Corporation of America | 映像表示装置 |
KR102316982B1 (ko) * | 2015-03-12 | 2021-10-27 | 엘지디스플레이 주식회사 | 입체 영상 디스플레이 장치 |
US9807376B2 (en) * | 2015-03-12 | 2017-10-31 | Lg Display Co., Ltd. | Stereopsis display device |
CN105093545B (zh) * | 2015-08-12 | 2018-07-10 | 京东方科技集团股份有限公司 | 3d显示面板和3d显示方法以及显示装置 |
KR102401202B1 (ko) | 2015-09-11 | 2022-05-24 | 삼성전자주식회사 | 광학 레이어, 이를 포함하는 디스플레이 장치 및 백라이트 유닛 |
CN105572886B (zh) * | 2016-01-26 | 2018-12-11 | 京东方科技集团股份有限公司 | 一种三维显示装置 |
KR102522397B1 (ko) * | 2016-11-29 | 2023-04-17 | 엘지디스플레이 주식회사 | 무안경 방식의 입체영상 표시장치 |
JP2022156858A (ja) * | 2021-03-31 | 2022-10-14 | 株式会社ジャパンディスプレイ | 表示装置 |
Citations (5)
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JPH08101367A (ja) * | 1994-08-05 | 1996-04-16 | Sanyo Electric Co Ltd | 立体画像表示装置 |
JPH08331605A (ja) * | 1995-05-30 | 1996-12-13 | Sanyo Electric Co Ltd | 立体表示装置 |
JPH08327945A (ja) * | 1995-05-30 | 1996-12-13 | Sanyo Electric Co Ltd | 立体表示装置 |
EP0791847A1 (en) * | 1996-02-23 | 1997-08-27 | Koninklijke Philips Electronics N.V. | Autostereoscopic display apparatus |
JPH1185085A (ja) * | 1997-09-02 | 1999-03-30 | Fujitsu Ltd | 画像表示装置 |
-
2002
- 2002-11-07 JP JP2002324428A patent/JP2004157411A/ja active Pending
-
2003
- 2003-09-24 KR KR1020057008034A patent/KR20050084957A/ko not_active Application Discontinuation
- 2003-09-24 US US10/534,121 patent/US20060114561A1/en not_active Abandoned
- 2003-09-24 EP EP03810582A patent/EP1569026A1/en not_active Withdrawn
- 2003-09-24 CN CNB038246651A patent/CN1323315C/zh not_active Expired - Fee Related
- 2003-09-24 WO PCT/JP2003/012178 patent/WO2004042452A1/ja not_active Application Discontinuation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH08101367A (ja) * | 1994-08-05 | 1996-04-16 | Sanyo Electric Co Ltd | 立体画像表示装置 |
JPH08331605A (ja) * | 1995-05-30 | 1996-12-13 | Sanyo Electric Co Ltd | 立体表示装置 |
JPH08327945A (ja) * | 1995-05-30 | 1996-12-13 | Sanyo Electric Co Ltd | 立体表示装置 |
EP0791847A1 (en) * | 1996-02-23 | 1997-08-27 | Koninklijke Philips Electronics N.V. | Autostereoscopic display apparatus |
JPH1185085A (ja) * | 1997-09-02 | 1999-03-30 | Fujitsu Ltd | 画像表示装置 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1515178A1 (en) * | 2003-09-09 | 2005-03-16 | Sanyo Electric Co., Ltd. | Video display |
GB2415850A (en) * | 2004-06-29 | 2006-01-04 | Sharp Kk | Multiple view directional display operable in two orientations. |
JP2006091642A (ja) * | 2004-09-27 | 2006-04-06 | Sanyo Electric Co Ltd | 映像表示装置 |
KR100662429B1 (ko) * | 2005-11-01 | 2007-01-02 | 엘지전자 주식회사 | 입체 영상 표시 장치 |
JP2008292666A (ja) * | 2007-05-23 | 2008-12-04 | Seiko Epson Corp | 視方向画像データ生成装置、指向性表示用画像データ生成装置、指向性表示ディスプレイ、および、指向性表示システム、並びに、視方向画像データ生成方法、指向性表示用画像データ生成方法 |
JP2010020178A (ja) * | 2008-07-11 | 2010-01-28 | Epson Imaging Devices Corp | 画像表示装置、画像表示方法及び画像表示プログラム |
JP2010237372A (ja) * | 2009-03-31 | 2010-10-21 | Hitachi Displays Ltd | 表示装置 |
WO2021060012A1 (ja) * | 2019-09-26 | 2021-04-01 | 京セラ株式会社 | パララックスバリア、3次元表示装置、3次元表示システム、ヘッドアップディスプレイ、および移動体 |
Also Published As
Publication number | Publication date |
---|---|
JP2004157411A (ja) | 2004-06-03 |
EP1569026A1 (en) | 2005-08-31 |
US20060114561A1 (en) | 2006-06-01 |
CN1323315C (zh) | 2007-06-27 |
KR20050084957A (ko) | 2005-08-29 |
CN1695077A (zh) | 2005-11-09 |
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