CN1278176C - Projection device - Google Patents
Projection device Download PDFInfo
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- CN1278176C CN1278176C CN 02102891 CN02102891A CN1278176C CN 1278176 C CN1278176 C CN 1278176C CN 02102891 CN02102891 CN 02102891 CN 02102891 A CN02102891 A CN 02102891A CN 1278176 C CN1278176 C CN 1278176C
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- projection
- data
- projection arrangement
- computer platform
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- Drawing Aids And Blackboards (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The present invention relates to a projection device which at least has a projection processing module with at least one optical lens. The projection processing module can receive and convert the screen display data into an optical image, and the optical image is projected on a display area for displaying the optical image through the optical lens. The projection device is characterized in that the projection processing module can be selectively arranged at any side of the display area. Thus, when the projection device is in practical use, as long as the projection device is powered on, data to be displayed can be immediately projected on the display area; the projection angle adjustment operation carried out in advance in the prior art can be omitted, the state of blocking image data display caused by the shielding of a speaker or an operator can not occur, and the display operation can be more convenient and effective.
Description
Technical field
The present invention relates to a kind of image display technique, particularly about a kind of projection arrangement, make with image projecting and be shown in desire on the viewing area.
Background technology
Projector (Projector) machine of often seeing on the market at present, can be divided into several projector such as transparent chip, magic lantern type, three rifle formulas, liquid crystal projection plate and single-gun-type, it utilizes the projection principle, the literal on plane is projected on the plank on bigger screen or plane, allow more people can see the content of file simultaneously with this.Even projector more of new generation can also be connected to each other with notebook computer or desk-top computer, so just, can directly image, literal or form be done projection, avoid because of the plane paper problems such as smooth inadequately or literal is unclear with this, and have influence on the effect of whole projection.
Because making rapid progress of electronics technology, above-mentioned projector also can be used with an electronic whiteboard (digitalboard) collocation, this electronic whiteboard is a kind of digital touch controlled formula display board, its can be in order to allow the user pass through a pointer on its plate face writing words; And can and then being connected to a computer platform, the literal that will write with this on the plate face converts the data file that can read for this computer platform or common people to or directly is printed as printed text by a printer by a recognition software.This function makes electronic whiteboard be specially adapted to discuss in the meeting, is used as the future reference data in order to will the person of saying to write under the written record on the plate face.In addition, electronic whiteboard also can be arranged in pairs or groups to a projector, to be projeced on the plate face of electronic whiteboard, can allow the user that pointer is accused device (pointing device) and controlled the performed application program of this computer platform as a cursor by the computer screen display image of this projector with computer platform.
Fig. 1 promptly shows the integration application structure of an existing electronic whiteboard and computer platform, wherein comprises at least: (a) electronic whiteboard 10; (b) computer platform 20; And (c) projector 30.
Yet, when practical application, the integration application structure of above-mentioned projector and projection screen and electronic whiteboard and computer platform but has following shortcoming: need computer platform 20 be connected to projector 30 by external cord, and if electronic whiteboard connecting interface 11 is the RS-232 communication interface of wired formula, also need computer platform 20 be connected to electronic whiteboard 10 by external cord, therefore comparatively not convenient in the feasible application, and be easy to make and show that the meeting-place seems in a jumble because of the existence of external cord, therefore influences the carrying out of demonstration work; Moreover, the user when using projector 30 at every turn, therefore must carry out projection angle adjustment work to this projector 30, be aligned to exactly on the projection screen, make preliminary work comparatively waste time and energy and lower efficiency with the optical image that this projector 30 is sent; In addition, when projector is projected to data on the screen, the person of saying or operator's image easily makes the display data of institute's projection on the screen be interfered, for example the dynamic image in when operation individual is projeced into simultaneously on the screen and forms shadow, so the blocking-up data shows, therefore describing and during the PowerPoint work of treatment, order person of saying or operator can't move arbitrarily or change opereating specification, and the display effect of data is interfered.
Summary of the invention
The shortcoming of prior art in view of the above, fundamental purpose of the present invention is to provide a kind of projection arrangement, makes in the process of projection, can avoid influencing because of beholder or operator's action the drop shadow effect of data.
A further object of the present invention is to provide a kind of projection arrangement, and it can allow the user needn't carry out projection angle adjustment work, can use its projecting function.
In the broadest sense, projection arrangement of the present invention comprises at least: a projection process module, and it has an optical lens and an optical reflector at least; This projection process module must receive a screen display data and will convert an optical image to, and must with this optical image by this optical lens and by this optical reflector reflection back projection in one in order to the viewing area that shows this optical image on.
In another embodiment, projection arrangement of the present invention also comprises a computer platform, and it is in order to handling various computer datas and online acquisition required information, and the data that will desire in addition projection converts a screen display data to; And it is connected on this projection process module, with screen display data transmission that this computer platform was produced to this projection process module.
In an embodiment again, this computer platform comprises at least one communication interface, make by this communication interface and be able to be connected with a peripheral device, this peripheral device is the device of scanner, digital camera, slide projector or other exportable screen display data for example, make this projection arrangement can receive the screen display data that transmits by this peripheral device, and convert an optical image to, and with this optical image by this optical lens and this optical reflector projection on the viewing area.
One of characteristics of the present invention are can select this projection arrangement is arranged on arbitrary side of this viewing area, distance between this projection arrangement and its viewing area can be contracted to minimum be zero state, but extended immobilization are on this position; Therefore the user is when practical application, as long as after projection arrangement start of the present invention, can make immediately its with projected on this viewing area, and needn't make that demonstration work is more convenient and efficient as carrying out projection angle adjustment work in advance as the prior art; And, because it is the either side that zero distance is located at this viewing area that the action that projection arrangement of the present invention is not subjected to beholder and operator to be produced influences the minimum of data display effect, therefore can thoroughly solve existing projector easily hides display data because of projection operator figure problem, make data be able to complete and do not have under the situation of external interference and show, allow the PowerPoint person needn't worry the interference that can cause data to throw on its operational motion with this, and obtain splendid display effect.Therefore projection arrangement of the present invention has better creativeness and practicality than prior art.
Description of drawings
Essence technology contents of the present invention and embodiment disclose in detail and are drawn in this Figure of description with graphic mode.The content Description of these a little accompanying drawings is as follows:
Fig. 1 (prior art) is an application synoptic diagram, wherein shows the application structure of an existing projection arrangement;
Fig. 2 A and 2B are structural representation, and it shows that respectively the master of first embodiment of projection arrangement of the present invention looks and the structural form of side-looking;
Fig. 3 A and 3B are structural representation, and it shows that respectively the master of second embodiment of projection arrangement of the present invention looks and the structural form of side-looking;
Fig. 4 is a structural representation, and it shows the structural form of the 3rd embodiment of projection arrangement of the present invention respectively;
Fig. 5 is a structural representation, and it shows the structural form of the 4th embodiment of projection arrangement of the present invention respectively; And
Fig. 6 is for using synoptic diagram, and it shows the structural form of the 5th embodiment of projection arrangement of the present invention respectively.
Symbol description among the figure:
1,91,92,93,94 viewing areas
10 electronic whiteboards
11 electronic whiteboard connecting interfaces
12 pointer
20,80 computer platforms
30 projector
40,50,60 projection screens
41,51,61,81,82,83,84 projection arrangements
70 scanister
71 network communication systems
100 electronic whiteboards
101 electronic whiteboard connecting interfaces
110 computer platforms
111 data storage devices
112,121,410,510,610 communication interfaces
120 projection process modules
131 optical lens
132 optical reflector
300 servers
301 data processing modules
302 network communication interfaces
400 network transmission systems
800 data lines
801 frameworks
Embodiment
Below be the different embodiment that conjunction with figs. describes projection arrangement of the present invention respectively in detail.
First embodiment (Fig. 2 A to 2B)
Fig. 2 A and 2B are structural representation, and it shows that respectively the master of first embodiment of projection arrangement of the present invention looks and the structural form of side-looking.
Please consult Fig. 2 A and 2B simultaneously, projection arrangement of the present invention can be installed in a bottom side in order to the viewing area 1 of display optical image OP, and its basic building block comprises a projection process module 120 at least.At this, what must propose explanation is, projection arrangement of the present invention also can be installed in left side, right side or the top side of this viewing area 1, that is, the visual example of desiring decides the position that is provided with of projection arrangement of the present invention, and the place of this viewing area 1 place can be, and metope for example, general blank, electronic whiteboard, cloth curtain, panel etc. are any can be shown part with projection image.
In this embodiment, this projection process module 120 has a communication interface 121, an optical axis and viewing area 1 and is arranged at optical reflector 132 on the optical axis of this optical lens 131 towards unidirectional optical lens 131 and; By this communication interface 121 (for example being USB, RS-232, PS/2 etc.) can external for example computer installation, the data processing equipment of any exportable screen display data such as scanner or digital camera (all not icon), with screen display data with this data processing equipment was produced, it for example is the VGA image, convert an optical image OP to, and this optical image OP launched along a specific direction by optical lens 131 (it has convex lens at least), then reflex on this viewing area 1 again by optical reflector 132.
When practical application, if user's desire is shown in data on the viewing area 1, after then as long as it makes these projection process module 120 receptions convert an optical image OP to by the above-mentioned VGA display image screen that data processing equipment loaded and by this projection process module 120, OP launches along a specific direction with this optical image, just can this optical image OP be reflexed on this viewing area 1 by optical reflector 132.So, data can be shown on the viewing area 1.
By projection arrangement of the present invention, the user can optionally be selected this projection arrangement more is provided with near the mode of viewing area with existing projection arrangement, and even can be arranged at the either side of viewing area 1, make not stay any distance, to avoid influencing data drop shadow effect because of beholder, the person of saying or operator's action to be in close proximity to the viewing area.
Second embodiment (Fig. 3 A to 3B)
Fig. 3 A and 3B are structural representation, and it shows that respectively the master of second embodiment of projection arrangement of the present invention looks and the structural form of side-looking.
Please consult Fig. 3 A and 3B simultaneously, projection arrangement of the present invention also can be in order to collocation to an electronic whiteboard 100, and its basic building block comprises at least: (a) computer platform 110; And (b) projection process module 120.
When practical application, if user's desire is shown in data on the electronic whiteboard 100, then it needs only the data that at first institute's desire is shown and is loaded on computer platform 110, and makes computer platform 110 convert those data to the VGA display image screen; Then make projection process module 120 convert this VGA display image screen to an optical image OP again and also this optical image OP is launched along a specific direction, just can this optical image OP be reflexed on the panel of electronic whiteboard 100 by optical reflector 132.So, data can be shown on the electronic whiteboard 100.
In addition, this computer platform 110 also can comprise a TV channel selection Processing Interface (TV tuner), it is established on the expansion board, a TV card (TV card) for example, in order to TV channel selection function to be provided and to be projeced on this electronic whiteboard 100 or the viewing area 1, watch TV for the user by the television signal of this projection process module 120 with input.
In addition, in a second embodiment, except that 100 collocation of projection arrangement of the present invention and this electronic whiteboard are used, also can use with general screen collocation, for example screen for projection, metope, general blank, cloth curtain etc., therefore, decapacitation of the present invention provides the user to carry out outside the general PowerPoint work, it also can be applied to for example family movie institute, meeting room projection plate, indoor or outdoor advertising billboard widely, and the occasion of the first-class image demonstration of aircraft.
The 3rd embodiment (Fig. 4)
Fig. 4 is a structural representation, and it shows the structural form of the 3rd embodiment of projection arrangement of the present invention respectively.
Please consult Fig. 4 simultaneously, present embodiment will be organized projection arrangement 41 of the present invention more, 51,61, be positioned over an electronic whiteboard for example respectively, metope or surface plate etc. be projection screen 40 arbitrarily, 50,60, a side, and with each projection arrangement 41,51,61, in the communication interface 410 that provided, 510,610, connect by a network transmission system 400 (for example internal network) and a server 300, wherein, this server 300 has a data processing module 301 and a network communication interface 302, this network communication interface 301 is in order to integrate and to manage each projection arrangement 41,51,61, data flow, this data processing module 301 is in order to control each projection arrangement 41,51,61, the display process function, for example comprise that multiwindow shows separately, the multiwindow single display, and multiwindow changes processing capacities such as demonstration.
Make by present embodiment in the utilization of projected area demand big (for example classroom blackboard) or display data classification various (for example finance and economics or stock analysis billboard), more can be handy.And, each projection arrangement 41,51,61 ... also can connect with the Internet (not icon) separately and access and show required data, or connect with access with this Internet simultaneously and show identical data by a hub (HUB).
The 4th embodiment (Fig. 5)
Fig. 5 is a structural representation, and it shows the structural form of the 4th embodiment of projection arrangement of the present invention respectively.
Please consult Fig. 5 simultaneously, present embodiment is positioned over an electronic whiteboard for example with projection arrangement 61 of the present invention, metope or surface plate etc. be a rear flank of projection screen 60 arbitrarily, use with 70 collocation of one scan device by the communication interface 610 of this projection arrangement 61, so, can with in the PowerPoint for example perhaps other data of desiring Projection Display scanned via this scanister 70 and inputed in the computer platform 611 of this device 61 to carry out the display image screen processing by this communication interface 610, the data that scans can be projected on this projection screen 60 (because projection process illustrates in the various embodiments described above, therefore the following explanation that will not repeat) to its work, wherein, also store the Control Software of an execution scan process function in this computer platform 611, so, can lard speech with literary allusions the part processing to be stored in this computer platform 611 to the scanning information that is transmitted from this scanister 70, with as carry out the PowerPoint data source in when work in the future, perhaps immediately the data that scans is projected on this projection screen 60.
In addition, also can set up network with a network communication system 71 by the communication interface 610 of this projection arrangement 61 is connected, the Internet for example, and when using, can carry out networking telephone transmission process by electronic installation (for example wireless blue tooth earphone and the microphone apparatus) collocation that this communication interface 610 and one has earphone and a microphone processing capacity.
The 5th embodiment (Fig. 6)
Fig. 6 is for using synoptic diagram, and it shows the structural form of the 5th embodiment of projection arrangement of the present invention respectively.
Please consult Fig. 6 simultaneously, present embodiment is set up in four groups of projection arrangements 81,82,83,84 of the present invention on the framework 801, and each projection arrangement 81,82,83,84 is connected with a computer platform 80 respectively, to be controlled the processing of each projection arrangement 81,82,83,84 Presentation Function by data line 800 by this computing machine flat 80; In addition, this computer platform 80 also can an external operation keyboard (not icon), to allow user's input control signal be controlled the display process function voluntarily, for example comprise that multiwindow shows separately, the multiwindow single display, and multiwindow changes processing capacities such as demonstration.In addition, each projection arrangement 81,82,83,84 can be provided with roller (not icon), to set the placement location of each projection arrangement 81,82,83,84 on framework 801 by this computer platform 80, so can change each projection arrangement 81,82,83,84 viewing area of being throwed 91,92,93,94 arbitrarily, wherein, this viewing area 91,92,93,94 is except that can be a wall, also can be ceiling, ground or other suitable place, therefore, by present embodiment, can reach kind and use projector space, and the effect of diversification application.
In addition, also single projection arrangement can only be set on this framework 801, and control the moving direction and the placement location of this projection arrangement, provide multi-faceted display effect with this by this computer platform 80.
In addition, projection arrangement of the present invention also can be set up in the back side (present embodiment is icon not) of the viewing area of tool light transmission, and for example cloth curtain, face glass or plastic front board can provide a kind of projection process of back projection type with this.
Combine it, the invention provides a kind of novelty, progress and practical projection arrangement, can more be provided with by existing projection arrangement near the mode of viewing area, with with the projection of screen display data on this viewing area, and, it can use directly to carry out data processing with an electronic installation (for example electronic whiteboard, scanner, TV, earphone and microphone apparatus etc.) collocation, and for example the transmission of voice or image data or storage are handled.Characteristics of the present invention more can directly be integrated with a computer platform and use except being that action that this projection arrangement is arranged on not produced by beholder and operator influences on the position of data display effect; Therefore the user is when practical application, as long as with after the projection arrangement start of the present invention, can make immediately its with projected on this viewing area, and needn't be as needing to use external cord and carry out projection angle adjustment work in advance as the prior art.Therefore projection arrangement of the present invention has more significant creativeness and practicality than prior art.
The above is preferred embodiment of the present invention only, is not in order to limit the scope of essence technology contents of the present invention.Essence technology contents of the present invention broadly is defined in claims.Any technology entity or method that other people are finished if be identical or be a kind of change of equivalence with the definien of claims institute, all will be regarded as being covered by among this claim.
Claims (6)
1. projection arrangement, it comprises a projection process module at least, this projection process module has an optical lens and an optical reflector at least, and this projection process module is in order to receive a screen display data and to be convertible into an optical image, and this optical image launched by this optical lens, reflex to one in order on the viewing area that shows this optical image by this optical reflector again.
2. projection arrangement as claimed in claim 1 is characterized in that: this device comprises:
One computer platform, in order to handling various computer datas, and the data that will desire projection in addition converts this screen display data to.
3. projection arrangement as claimed in claim 2 is characterized in that: this computer platform can be connected with an electronic whiteboard by a connecting interface.
4. projection arrangement as claimed in claim 2 is characterized in that: this computer platform is the computer platform of a reduced instruction set computer.
5. projection arrangement as claimed in claim 1 is characterized in that: this device also comprises:
One data storage device, it can desire to be shown in various data on this viewing area in order to store the user.
6. projection arrangement as claimed in claim 1 is characterized in that: this device also comprises:
At least one communication interface, it can be online to the peripheral device of an outside, desires to be shown in data on this viewing area in order to download the user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02102891 CN1278176C (en) | 2002-01-29 | 2002-01-29 | Projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02102891 CN1278176C (en) | 2002-01-29 | 2002-01-29 | Projection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1435725A CN1435725A (en) | 2003-08-13 |
| CN1278176C true CN1278176C (en) | 2006-10-04 |
Family
ID=27627688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02102891 Expired - Fee Related CN1278176C (en) | 2002-01-29 | 2002-01-29 | Projection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1278176C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5023587B2 (en) * | 2006-07-18 | 2012-09-12 | 富士ゼロックス株式会社 | Image display device and image display method |
| CN104487981B (en) * | 2012-07-10 | 2017-12-22 | 英派尔科技开发有限公司 | Portable multimedia display |
-
2002
- 2002-01-29 CN CN 02102891 patent/CN1278176C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1435725A (en) | 2003-08-13 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061004 Termination date: 20140129 |