JPH01153786U - - Google Patents
Info
- Publication number
- JPH01153786U JPH01153786U JP5053688U JP5053688U JPH01153786U JP H01153786 U JPH01153786 U JP H01153786U JP 5053688 U JP5053688 U JP 5053688U JP 5053688 U JP5053688 U JP 5053688U JP H01153786 U JPH01153786 U JP H01153786U
- Authority
- JP
- Japan
- Prior art keywords
- image
- screen
- image signal
- coordinate system
- displayed
- 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.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 1
Landscapes
- Transforming Electric Information Into Light Information (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図はこの考案に係る画像投影プロジエクタ
の一実施例を示すブロツク構成図、第２図は同実
施例の座標変換手段を説明するための図、第３図
乃至第５図はそれぞれ画像投影部、スクリーンの
設置箇所を説明するための図である。
１１……画像入力部、１２……画像投影部、１
３……スクリーン、１１１……透明ガラス板、１
１２……ボツクス、１１３……テレビカメラ、１
１４，１１５……光源、１２１……画像処理装置
、１２２……モニタテレビ、１２３……光学系。
FIG. 1 is a block configuration diagram showing an embodiment of the image projection projector according to this invention, FIG. 2 is a diagram for explaining the coordinate conversion means of the same embodiment, and FIGS. 3 to 5 are image projection projectors. FIG. 11... Image input section, 12... Image projection section, 1
3...Screen, 111...Transparent glass plate, 1
12...Box, 113...TV camera, 1
14, 115...Light source, 121...Image processing device, 122...Monitor television, 123...Optical system.
Claims (1)
像を表示し、この表示画像を光学系によつてスク
リーンに投影する画像投影プロジエクタにおいて
、前記入力画像信号の座標系を前記光学系の光軸
に対する前記スクリーンの傾斜角度に応じて座標
変換する座標系変換部を具備し、前記座標系変換
部で変換された画像信号に基づいて画像を表示し
、この表示画像をスクリーンに投影するようにし
たことを特徴とする画像投影プロジエクタ。 In an image projection projector that inputs an image signal, displays an image based on the image signal, and projects the displayed image onto a screen using an optical system, the coordinate system of the input image signal is set relative to the optical axis of the optical system. A coordinate system conversion section that performs coordinate conversion according to the inclination angle of the screen is provided, and an image is displayed based on the image signal converted by the coordinate system conversion section, and this displayed image is projected onto the screen. An image projection projector featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5053688U JPH01153786U (en) | 1988-04-15 | 1988-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5053688U JPH01153786U (en) | 1988-04-15 | 1988-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01153786U true JPH01153786U (en) | 1989-10-23 |
Family
ID=31276579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5053688U Pending JPH01153786U (en) | 1988-04-15 | 1988-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01153786U (en) |
-
1988
- 1988-04-15 JP JP5053688U patent/JPH01153786U/ja active Pending
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