JP2009288613A5 - - Google Patents

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Publication number
JP2009288613A5
JP2009288613A5 JP2008142299A JP2008142299A JP2009288613A5 JP 2009288613 A5 JP2009288613 A5 JP 2009288613A5 JP 2008142299 A JP2008142299 A JP 2008142299A JP 2008142299 A JP2008142299 A JP 2008142299A JP 2009288613 A5 JP2009288613 A5 JP 2009288613A5
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JP
Japan
Prior art keywords
viewpoint
screen
camera
image
background
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JP2008142299A
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Japanese (ja)
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JP2009288613A (en
JP5337409B2 (en
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Priority to JP2008142299A priority Critical patent/JP5337409B2/en
Priority claimed from JP2008142299A external-priority patent/JP5337409B2/en
Publication of JP2009288613A publication Critical patent/JP2009288613A/en
Publication of JP2009288613A5 publication Critical patent/JP2009288613A5/ja
Application granted granted Critical
Publication of JP5337409B2 publication Critical patent/JP5337409B2/en
Expired - Fee Related legal-status Critical Current
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Claims (5)

視点カメラと、背景カメラと、スクリーンと、プロジェクタと、処理部とを備えており、
前記視点カメラは、使用者の視点と共役となる位置に配置されており、
かつ、前記視点カメラは、前記視点から前記スクリーンの方向を見たときの、前記スクリーン及びその周囲についての画像を視点画像として取得する構成となっており、
前記背景カメラは、前記視点から前記スクリーンを見たときに前記スクリーンの後ろ側に存在する環境についての画像を背景画像として取得する構成となっており、
前記スクリーンは、前記使用者の視野内において、背景と共に使用者に視認される程度に小さいサイズとされており、
かつ、前記スクリーンは、前記プロジェクタから投影された画像の少なくとも一部を、前記使用者の視点に向けて反射することができる構成となっており、
前記プロジェクタは、前記視点及び前記視点カメラと共役となる位置に配置されており、
かつ、前記プロジェクタは、前記処理部で生成された投影画像を前記スクリーンに投影する構成となっており、
前記処理部は、
前記背景カメラで取得した前記背景画像と、前記視点カメラで取得した前記視点画像をとを対応させることにより、前記背景画像を、前記視点から前記スクリーンの後ろ側を見た場合の画像に変換し、これによって、投影画像を生成する処理を行う
構成となっており、
さらに、前記処理部は、生成された前記投影画像を前記プロジェクタに送る構成となっている
ことを特徴とする情報提示装置。 It has a viewpoint camera, a background camera, a screen, a projector, and a processing unit.
The viewpoint camera is arranged at a position conjugate with the user's viewpoint,
And the viewpoint camera is configured to acquire an image of the screen and its surroundings as a viewpoint image when the direction of the screen is viewed from the viewpoint.
The background camera is configured to acquire, as a background image, an image of an environment existing on the back side of the screen when the screen is viewed from the viewpoint.
The screen is small enough to be visually recognized by the user together with the background within the user's field of view.
And the screen is configured to reflect at least a part of the image projected from the projector toward the user's viewpoint,
The projector is disposed at a position conjugate with the viewpoint and the viewpoint camera,
And the projector is configured to project the projection image generated by the processing unit onto the screen,
The processor is
By associating the background image acquired by the background camera with the viewpoint image acquired by the viewpoint camera, the background image is converted into an image when the back side of the screen is viewed from the viewpoint. Thus, it is configured to perform a process of generating a projection image,
Furthermore, the processing unit is configured to send the generated projection image to the projector. 前記背景カメラは、前記スクリーンの背面側の位置に配置されている、請求項１に記載の情報提示装置。   The information presentation apparatus according to claim 1, wherein the background camera is disposed at a position on a back side of the screen. 前記背景カメラは、前記視点カメラとほぼ同じ向きに配置されている、請求項２に記載の情報提示装置。   The information presentation apparatus according to claim 2, wherein the background camera is arranged in substantially the same direction as the viewpoint camera. 前記スクリーンは、再帰性反射スクリーンとされている、請求項１〜３のいずれか１項に記載の情報提示装置。   The information presentation device according to claim 1, wherein the screen is a retroreflective screen. 前記スクリーンは、外側に凸となる円弧面を備えている、請求項１〜４のいずれか１項に記載の情報提示装置。   The information presentation device according to claim 1, wherein the screen includes an arc surface that is convex outward.
JP2008142299A 2008-05-30 2008-05-30 Information presentation device Expired - Fee Related JP5337409B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008142299A JP5337409B2 (en) 2008-05-30 2008-05-30 Information presentation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008142299A JP5337409B2 (en) 2008-05-30 2008-05-30 Information presentation device

Publications (3)

Publication Number Publication Date
JP2009288613A JP2009288613A (en) 2009-12-10
JP2009288613A5 true JP2009288613A5 (en) 2011-06-02
JP5337409B2 JP5337409B2 (en) 2013-11-06

Family

ID=41457864

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008142299A Expired - Fee Related JP5337409B2 (en) 2008-05-30 2008-05-30 Information presentation device

Country Status (1)

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JP (1) JP5337409B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9160931B2 (en) 2011-04-08 2015-10-13 Hewlett-Packard Development Company, L.P. Modifying captured image based on user viewpoint
KR102520108B1 (en) * 2016-06-07 2023-04-11 삼성디스플레이 주식회사 Transparent display apparatus, driving method thereof, and apparatus for acquirung image
CN117148591A (en) * 2023-10-27 2023-12-01 深圳市光舟半导体技术有限公司 Ray apparatus and AR glasses

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3274290B2 (en) * 1994-09-19 2002-04-15 三菱電機株式会社 Video display device and video display system
JP3900446B2 (en) * 1998-06-19 2007-04-04 株式会社東京大学Ｔｌｏ Image display method and apparatus
JP4100531B2 (en) * 1998-08-11 2008-06-11 株式会社東京大学Ｔｌｏ Information presentation method and apparatus
JP2000148381A (en) * 1998-11-05 2000-05-26 Telecommunication Advancement Organization Of Japan Input image processing method, input image processor and recording medium on which input image processing program has been recorded
JP3080607U (en) * 2001-03-27 2001-10-05 アイテム十六株式会社 Screen image processing device
JP4747296B2 (en) * 2005-06-15 2011-08-17 国立大学法人九州工業大学 How to visualize occluded space
JP2008109433A (en) * 2006-10-26 2008-05-08 Fuji Xerox Co Ltd Image projection system and program to be used in the same

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