JP2003330108A5 - - Google Patents
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- JP2003330108A5 JP2003330108A5 JP2002142139A JP2002142139A JP2003330108A5 JP 2003330108 A5 JP2003330108 A5 JP 2003330108A5 JP 2002142139 A JP2002142139 A JP 2002142139A JP 2002142139 A JP2002142139 A JP 2002142139A JP 2003330108 A5 JP2003330108 A5 JP 2003330108A5
- Authority
- JP
- Japan
- Prior art keywords
- display device
- front projection
- projection display
- sound source
- video
- 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.)
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Claims (15)
前記プロジェクタ部は、前記接続アーム部を介し、前記スクリーン部によって保持されることを特徴とする前面投写型表示装置。A projector unit for enlarging and projecting image light formed by the image display element using a projection lens; a screen unit for displaying image light projected by the projector unit; and a connection arm unit for connecting the projector unit and the screen unit. With
The front projection display device, wherein the projector unit is held by the screen unit via the connection arm unit.
当該前面投写型表示装置の外部から前記ランプ駆動回路に供給される電気は、前記接続アーム部の備える電線を伝わって送電されることを特徴とする前面投写型表示装置。The front projection display device according to claim 1, wherein the projector unit includes a lamp that generates light serving as image light, and a lamp driving circuit for driving the lamp,
Electricity supplied to the lamp driving circuit from the outside of the front projection display device is transmitted through an electric wire provided in the connection arm portion, and is transmitted.
前記ランプ駆動回路から前記ランプに供給される電気は、前記接続アーム部の備える電線を伝わって送電されることを特徴とする前面投写型表示装置。The front projection display device according to claim 1, wherein the projector unit includes a lamp that generates light serving as image light, and a lamp driving circuit for driving the lamp is provided in the screen unit.
The front projection display device, wherein electricity supplied from the lamp driving circuit to the lamp is transmitted through an electric wire provided in the connection arm portion.
当該前面投写型表示装置の外部から前記映像信号送信回路に送信される映像信号は、前記接続アーム部の備える信号線を伝わって送信されることを特徴とする前面投写型表示装置。The front projection display device according to claim 1, wherein the projector unit includes a video display element driving circuit that drives the video display element, a video signal transmission circuit that transmits a video signal to the video display element driving circuit, and the like. With
The front projection display device, wherein a video signal transmitted from the outside of the front projection display device to the video signal transmission circuit is transmitted through a signal line provided in the connection arm portion.
前記映像信号送信回路から前記映像表示素子駆動回路に送信される映像信号は、前記接続アーム部の備える信号線を伝わって送信されることを特徴とする前面投写型表示装置。2. The front projection display device according to claim 1, wherein the projector unit includes a video display element driving circuit that drives the video display element, and transmits a video signal to the video display element driving circuit. A circuit is provided in the screen portion;
A front projection display device, wherein a video signal transmitted from the video signal transmission circuit to the video display element driving circuit is transmitted along a signal line provided in the connection arm portion.
前記映像表示素子駆動回路から前記映像表示素子に送信される映像信号は、前記接続アーム部の備える信号線を伝わって送信されることを特徴とする前面投写型表示装置。2. The front projection display device according to claim 1, wherein the screen section includes a video display element driving circuit that drives the video display element, and a video signal transmission circuit that transmits a video signal to the video display element driving circuit. With
A front projection display device, wherein a video signal transmitted from the video display element driving circuit to the video display element is transmitted through a signal line provided in the connection arm portion.
前記音源信号送信回路から前記スピーカーに送信される音源信号は、前記接続アーム部の備える信号線を伝わって送信されることを特徴とする前面投写型表示装置。The front projection display device according to claim 1, wherein the projector unit includes a speaker, and a sound source signal transmission circuit that transmits a sound source signal to the speaker is provided in the screen unit.
A front projection display device, wherein a sound source signal transmitted from the sound source signal transmission circuit to the speaker is transmitted along a signal line provided in the connection arm portion.
前記音源信号送信回路から前記スピーカーに送信される音源信号は、前記接続アーム部の備える信号線を伝わって送信されることを特徴とする前面投写型表示装置。The front projection display device according to claim 1, wherein the connection arm unit includes a speaker, and a sound source signal transmission circuit that transmits a sound source signal to the speaker is provided in the screen unit.
A front projection display device, wherein a sound source signal transmitted from the sound source signal transmission circuit to the speaker is transmitted along a signal line provided in the connection arm portion.
前記位置指示入力情報から変換された信号は、前記接続アーム部の備える信号線によって前記プロジェクタ部もしくは前記スクリーン部に送信され、前記位置指示入力情報によって当該前面投写型表示装置を操作することが可能であることを特徴とする前面投写型表示装置。The front projection display device according to claim 1, further comprising an input device that captures position instruction input information on a screen surface,
A signal converted from the position instruction input information is transmitted to the projector unit or the screen unit through a signal line provided in the connection arm unit, and the front projection display device can be operated by the position instruction input information. A front projection display device characterized in that
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002142139A JP4078877B2 (en) | 2002-05-16 | 2002-05-16 | Front projection display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002142139A JP4078877B2 (en) | 2002-05-16 | 2002-05-16 | Front projection display |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003330108A JP2003330108A (en) | 2003-11-19 |
| JP2003330108A5 true JP2003330108A5 (en) | 2005-09-29 |
| JP4078877B2 JP4078877B2 (en) | 2008-04-23 |
Family
ID=29702532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002142139A Expired - Fee Related JP4078877B2 (en) | 2002-05-16 | 2002-05-16 | Front projection display |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4078877B2 (en) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3868351B2 (en) * | 2002-08-23 | 2007-01-17 | 三菱電機株式会社 | Projection display |
| US7271964B2 (en) | 2003-12-05 | 2007-09-18 | 3M Innovative Properties Company | Projection display device for multimedia and wall display systems |
| US7123426B2 (en) | 2003-12-05 | 2006-10-17 | 3M Innovative Properties Company | Projection lens and display device |
| KR20120026134A (en) * | 2003-12-05 | 2012-03-16 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | Wide-angle projection lens and optical engine for a projection display device |
| US20090015798A1 (en) * | 2005-08-26 | 2009-01-15 | Promethean Limited | Mounting for Interactive Display System |
| JP4466535B2 (en) | 2005-10-24 | 2010-05-26 | セイコーエプソン株式会社 | projector |
| JP2009113436A (en) * | 2007-11-09 | 2009-05-28 | Sakawa:Kk | Movable board |
| JP5349030B2 (en) * | 2008-12-15 | 2013-11-20 | 株式会社サカワ | Multifunction board |
| JP5174650B2 (en) * | 2008-12-27 | 2013-04-03 | 株式会社北島製作所 | Blackboard apparatus and screen installation method |
| JP5358280B2 (en) * | 2009-05-12 | 2013-12-04 | 日立コンシューマエレクトロニクス株式会社 | Projection board device and transmissive screen used therefor |
| JP5405897B2 (en) * | 2009-05-18 | 2014-02-05 | 株式会社北島製作所 | Blackboard device with mobile screen |
| JP5097181B2 (en) * | 2009-09-07 | 2012-12-12 | 株式会社日立製作所 | Projection display system |
| JP5445182B2 (en) * | 2010-02-04 | 2014-03-19 | 株式会社リコー | Projection optical device support device and projection optical device having the same |
| JP6421940B2 (en) * | 2013-04-18 | 2018-11-14 | パナソニックＩｐマネジメント株式会社 | Projection display device |
| JP5703436B2 (en) * | 2013-09-03 | 2015-04-22 | 日立マクセル株式会社 | Projection board device and transmissive screen used therefor |
| JP6035522B2 (en) * | 2014-06-24 | 2016-11-30 | パナソニックＩｐマネジメント株式会社 | Projector device and projector support |
-
2002
- 2002-05-16 JP JP2002142139A patent/JP4078877B2/en not_active Expired - Fee Related
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