CN2804912Y - Projection type computer displaying device - Google Patents
Projection type computer displaying device Download PDFInfo
- Publication number
- CN2804912Y CN2804912Y CN 200420090121 CN200420090121U CN2804912Y CN 2804912 Y CN2804912 Y CN 2804912Y CN 200420090121 CN200420090121 CN 200420090121 CN 200420090121 U CN200420090121 U CN 200420090121U CN 2804912 Y CN2804912 Y CN 2804912Y
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- projection
- display
- lens
- video signal
- signal
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Abstract
The utility model relates to a projection type computer displaying device which comprises an optical projection device, wherein the optical projection device is used for receiving a video signal transferred by a displaying interface of a computer device and converting the video signal into an optical signal. Then, through a projection lens, the video signal is projected to a projection displaying screen. The projection type computer displaying device also comprises a displacement drive mechanism of the projection lens, wherein the displacement drive mechanism of the projection lens is used for controlling a relative distance between the projection lens and the projection displaying screen. The projection type computer displaying device can also comprises an optical video adjusting device which is used for adjusting the brightness of the video signal and the position of a focal distance. The projection type computer displaying device also comprises a lens turning device used for controlling the projection direction of the projection lens. When a user makes a demonstration manuscript, a general projection device is not required to be prepared. The lens which originally is projected on a displaying screen of a desktop computer or a laptop computer can be directly turned, changed and projected to a distant displaying screen of the demonstration manuscript.
Description
Technical field:
The utility model is the integrating apparatus of a kind of computing machine and image projecting machine, and particularly relevant for a kind of projection calculator display organization, this computer installation combines optical projection apparatus, and literal or view data that desire is shown are projected to a projection display screen.
Background technology
This projection arrangement is to be widely used in the utility appliance that presents as image in the occasions such as commercial advertisement, business presentations manuscript, scientific seminar, commodity displaying, speech ...By this projection arrangement with relevant literal and image projection on a cloth curtain.Traditional projection arrangement is to adopt optical principle, cooperates literal and the image of transparent contribution (transparency) on will this transparent contribution to be projected by the optical projection lens of this projection arrangement.
Yet, when using projector, still need expend in advance a lot of preliminary work (for example making transparency, preparation text file, preparation pattern file, printer prints, transparency xeroxs ... etc.), and need additionally purchase a projector.So in use, still have many inconveniences.Moreover this traditional projector only can provide the projection of image, and sound-playing function can't be provided, so when every displaying, PowerPoint, still have its weak point.
Though by means of the progress of digital technology, make digital projection arrangement and projection arrangement with better function replace traditional projection arrangement gradually recently.Be connected to computer installation but this digital projection arrangement still need see through connect cable, the image that can computing machine produces is projected on the cloth curtain.That is, the user still needs except purchasing computing machine, additionally purchase a digital projection arrangement, also need connect the connection of cable before use, the image frame of institute's desire projection in the computer installation can be sent in the projection arrangement, the optical projection lens by this projection arrangement is projected to the broad screen in a distant place with image at last.Therefore, when the use of reality, the user tends to be subject to the yoke of this cable, and the user also must prepare this cable at any time and computer installation and projection arrangement could be linked, and can't do the use of immediacy and convenience.
Summary of the invention
Fundamental purpose of the present utility model is to provide a kind of projection calculator display organization, The projection calculator display organization combines the projection calculator display organization of a desktop PC or notebook computer and image projecting machine function, literal or the view data that computer installation produced directly can be projected to a projection display screen.
The utility model projection calculator display organization can be connected in a computer installation by a display interfaces, comprising: a projection display screen is configured in this projecting display; One projection lens is configured in this projecting display inside, and corresponds to this projection display screen; One receives signal of video signal and is converted into optical signalling and the optical projection apparatus of transmission.
The utility model combines the function of computer installation and projecting display, be able to directly show literal or figure and picture signal and reach computer image with projection way, can under the situation that does not need additional configuration projector, reach the function of computing machine and image projecting.
Description of drawings:
Stereographic map when Fig. 1 is incorporated into a computer installation for the utility model projection calculator display organization;
Stereographic map when Fig. 2 is incorporated into a notebook computer device for the utility model projection calculator display organization;
Fig. 3 is the simplification circuit diagram that projection calculator display organization of the present utility model is connected with computer installation;
Fig. 4 is the further circuit block diagram of projection calculator display organization and display interfaces among Fig. 3;
Fig. 5 is projected to synoptic diagram on the PowerPoint screen in a distant place for the projection lens of the utility model projection calculator display organization is turned to by the control of turning device for lens with signal of video signal.
Embodiment
See also shown in Figure 1, the stereographic map when being incorporated into a desktop PC device 1 for the utility model projection calculator display organization 2.As shown in the figure, when projection calculator display organization of the present utility model 2 configurations are connected in computer installation 1, can directly replace the display device of former computer installation 1, with as operator's man-machine display interface or the projection arrangement when being used as image shows.
Stereographic map when Fig. 2 is incorporated into a notebook computer device 3 for the utility model projection calculator display organization 2, in this application examples, its signal connected mode and operating principle are all identical with last application examples, but the user, more can bring into play high portable advantage, be more suitable in the use of occasions such as commercial exhibition, speech, explanation meeting.
Fig. 3 is the simplification circuit diagram that projection calculator display organization 2 of the present utility model is connected with computer installation 1.In the computer installation 1 of this simplification, mainly include existing elements such as central processing unit 10, system bus 11, PCI/ISA bus 12, random access memory 13, ROM (read-only memory) 14, bridge 15, key board unit 16, data storage device 17.
At the display interfaces 20 genus color monitor interfaces that present personal computer and notebook computer institute generally uses, it is connected in the bus 12 (for example PCI or isa bus) of this computer installation 1.Projection calculator display organization 2 of the present utility model can receive and show the signal of video signal that this computer installation 1 is produced through this display interfaces 20.
Fig. 4 is the further circuit block diagram of projection calculator display organization 2 and display interfaces 20 among Fig. 3.This display interfaces 20 is to include display memory 201, signal of video signal mapping of a set onto another working storage 202 (MappingTable Register), digital to analog converter 203 (D/A Converter).
Can deliver in the display memory 201 by data line (Data Bus) by the signal of video signal data that computer installation 1 is produced by PCI/ISA bus 12.Data in this display memory 201 is mapping of a set onto another the or indirectly mode of mapping of a set onto another is sent to projection calculator display organization 2 directly, connect in the mapping of a set onto another mode between for example shown in graphic, output signal data in this display memory 201 is used as the pointer of mapping of a set onto another table in the signal of video signal mapping of a set onto another working storage 202 (Mapping Table), to choose a rgb signal that has configured in the mapping of a set onto another table.Mapping of a set onto another table R, G through choosing, B digital signal are delivered to respectively in the digital to analog converter 203 again.R, G, B digital signal are after changing through the digital-to-analog of digital to analog converter 203 respectively, and R, G, the B signal of video signal of output simulation kenel are delivered in the projection calculator display organization 2 respectively again.In the actual calculation machine, this R, G, B signal of video signal can be connected in this projection calculator display organization 2 by DB9 or DB15 connector and cable.
Include a projection display screen 21, optical projection apparatus 22 in this projection calculator display organization 2, a projection lens 23 is equipped with and, this optical projection apparatus 22 is after receiving R, G that this computer installation 2 sent here by display interfaces 20, B signal of video signal, after can being converted this signal of video signal to optical signalling, will comprise that by this projection lens 23 signal of video signal of literal and/or image is projected on the projection display screen 21.
Also can include a projection lens displacement drive mechanism 24 in this projection calculator display organization 2, for example can adopt existing step motor to cooperate the defeated group of tooth to drive the relative distance of 21 of this projection lens 23 and projection display screens, be projected to image wide cut size on the projection display screen 21 so that the operator changes this projection lens 23 where necessary.
For signal of video signal brightness and the focal position that this projection lens 23 is projected on the projection display screen 21 is adjusted, so in this projection calculator display organization 2, also can include an optical image adjusting gear 25, and be provided with signal of video signal brightness adjustment button 251 and focal length regulating knob 252, so that the use of this projection calculator display organization 2 has more practicality.
In addition, also can include a turning device for lens 26 in the projection calculator display organization 2 of the present utility model, to control the projecting direction of this projection lens 23.Fig. 5 shows that promptly the projection lens 23 of this projection calculator display organization 2 is subjected to the control of this turning device for lens 26 and turns to, so that signal of video signal is projected on the PowerPoint screen 27 in a distant place by this projection lens 23.Therefore, the user can need not to prepare general projector equipment again when making PowerPoint, becomes on the PowerPoint screen that is projected to a distant place and can directly the camera lens that originally is projected to desktop PC or notebook computer display screen be turned to.
By above-mentioned the utility model projecting display embodiment explanation as can be known, the utility model combines the function of computer installation and projecting display, be able to directly show literal or figure and picture signal and reach computer image with projection way, can under the situation that does not need additional configuration projector, reach the function of computing machine and image projecting.
Claims (7)
1. a projection calculator display organization can be connected in a computer installation by a display interfaces, it is characterized in that, this projection calculator display organization includes:
One projection display screen is configured in this projecting display;
One projection lens is configured in this projecting display inside;
One receives signal of video signal and is converted into optical signalling and the optical projection apparatus of transmission.
2. projection calculator display organization as claimed in claim 1 is characterized in that: this projecting display also includes a projection lens displacement drive mechanism.
3. projection calculator display organization as claimed in claim 1 is characterized in that: this projection calculator display organization also includes an optical image adjusting gear, and disposes a signal of video signal brightness and adjust button and focal length regulating knob.
4. projection calculator display organization as claimed in claim 1 is characterized in that: this computer installation is a desktop PC.
5. projection calculator display organization as claimed in claim 1 is characterized in that: this computer installation is a notebook computer.
6. projection calculator display organization as claimed in claim 1 is characterized in that: the signal of video signal that display interfaces transmitted of this computer installation includes R, G, B signal of video signal.
7. as each described projection calculator display organization of claim 1 to 6, it is characterized in that: this projection calculator display organization also includes a turning device for lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420090121 CN2804912Y (en) | 2004-09-16 | 2004-09-16 | Projection type computer displaying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420090121 CN2804912Y (en) | 2004-09-16 | 2004-09-16 | Projection type computer displaying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2804912Y true CN2804912Y (en) | 2006-08-09 |
Family
ID=36910201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420090121 Expired - Fee Related CN2804912Y (en) | 2004-09-16 | 2004-09-16 | Projection type computer displaying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2804912Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907822B (en) * | 2009-06-08 | 2012-05-23 | 鸿富锦精密工业（深圳）有限公司 | Display assembly and asynchronous display method thereof |
| CN101556486B (en) * | 2008-04-11 | 2012-07-11 | 仁宝电脑工业股份有限公司 | Portable electronic device capable of projecting |
| CN102707774A (en) * | 2012-05-25 | 2012-10-03 | 江杰 | Integrated computer projection machine |
| CN108761980A (en) * | 2018-04-19 | 2018-11-06 | 苏州佳世达光电有限公司 | A kind of projection arrangement |
-
2004
- 2004-09-16 CN CN 200420090121 patent/CN2804912Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101556486B (en) * | 2008-04-11 | 2012-07-11 | 仁宝电脑工业股份有限公司 | Portable electronic device capable of projecting |
| CN101907822B (en) * | 2009-06-08 | 2012-05-23 | 鸿富锦精密工业（深圳）有限公司 | Display assembly and asynchronous display method thereof |
| CN102707774A (en) * | 2012-05-25 | 2012-10-03 | 江杰 | Integrated computer projection machine |
| CN108761980A (en) * | 2018-04-19 | 2018-11-06 | 苏州佳世达光电有限公司 | A kind of projection arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |