CN202077126U - Non-rectangular rear projection display - Google Patents
Non-rectangular rear projection display Download PDFInfo
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- CN202077126U CN202077126U CN201120077079XU CN201120077079U CN202077126U CN 202077126 U CN202077126 U CN 202077126U CN 201120077079X U CN201120077079X U CN 201120077079XU CN 201120077079 U CN201120077079 U CN 201120077079U CN 202077126 U CN202077126 U CN 202077126U
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- rectangle
- rear projection
- rectangular
- projection display
- display
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Abstract
The utility model provides a non-rectangular rear projection display, which comprises an image processing unit , a shell and a projection unit, the image processing unit receives and converts an input signal into a non-rectangular image signal, the input signal is a rectangular image signal, the shell is provided with a holding space and a non-rectangular display window communicating with the holding space, and the projection unit is connected with the image processing unit, and emits a non-rectangular image light beam to the non-rectangular display window after receiving the non-rectangular image signal. Consequently, the rear projection display has a non-rectangular display function, the changing flexibility of the shape of the display is enhanced, and thereby the shape of the display is not just limited to the shape of the conventional rectangular display. Moreover, by means of the flexible characteristic of the rear projection display mode, the non-rectangular rear projection display avoids the problems of the conventional non-rectangular liquid crystal display, i.e. difficulty in production and high cost.
Description
Technical field
The utility model relates to a kind of rear projection display apparatus, relates in particular to a kind of non-rectangle rear projection display apparatus.
Background technology
The evolution of image display device science and technology is by the progressive always LCD (Liquid Crystal Display) to now of cathode ray tube (Cathode Ray Tube), LCD emphasizes frivolous function, and because the progress of science and technology can effectively be forced down cost, and the visual angle problem of people that LCD is criticism has in the past had significantly to be improved, and has therefore almost replaced the market of CRT now.And large-sized liquid crystal panel in manufacturing process if having flaw or damage, full wafer liquid crystal panel just can't re-use, so its cost is higher.And rear projection display apparatus just can effectively be avoided the problems referred to above, see also shown in Figure 1, it is the back projection principle schematic of a known technology, the image projection that its mode of utilizing a plurality of reflector plate 2 reflective projections in a housing 1 is launched a projector 3 is to the screen 4 of this housing 1, so it can not increase the problem of cost just like LCD because damage when large scale is made.
General being seen LCD mostly is rectangular appearance greatly, no matter and the size of screen size what are, its length-width ratio majority is 4: 3 or 16: 9, especially 16: 9 length-width ratio has become the indicator screen ratio of present main flow.And LCD is except being applied in general display such as TV, the outward appearance that is applied in non-rectangle is now especially flexibly used, non-rectangular display as TaiWan, China patent announcement I267058 number, it provides a kind of display floater of predefined function, therefore, it applies in a flexible way Display Technique in various forms, and thus, LCD just can be applied in the clock of convertible background and the digital photo frame of various moulding etc.If will make the LCD panel of non-rectangle, comparatively difficult in its cutting, the LCD panel after the cutting can remain the areas that much are not used, thereby can't effectively utilize the material of LCD panel, cause the waste of material, also increased the cost of manufacture of non-rectangular display.
The utility model content
Main purpose of the present utility model is to solve the problem of LCD non-rectangular display panel cutting difficulty when making, and avoids cutting the LCD panel because the shape of non-rectangle can't effectively be used the problem of panel material.
For reaching above-mentioned purpose, the utility model provides a kind of non-rectangle rear projection display apparatus, wherein, includes:
One receives an input signal is converted to the graphics processing unit of a non-rectangle picture signal with this input signal, and this input signal is a rectangular image signal;
One housing, it has an accommodation space and a non-rectangle display window that is communicated with this accommodation space; And
The image beam of one emission, one non-rectangle is to the projecting cell of this non-rectangle display window, this projecting cell is arranged in this accommodation space and with this graphics processing unit and is connected, and receive launch a non-rectangle after this non-rectangle picture signal image beam to this non-rectangle display window, and image in this non-rectangle display window.
The utility model provides a kind of non-rectangle rear projection display apparatus, and wherein, this graphics processing unit utilizes image processing techniques that this input signal is carried out the non-rectangle image processing.
The utility model provides a kind of non-rectangle rear projection display apparatus, wherein, has the reflector element of the image beam of this non-rectangle of reflection to this non-rectangle display window, and this reflector element is arranged in this accommodation space.
The utility model provides a kind of non-rectangle rear projection display apparatus, wherein, also has at least one repeated reflection unit that is arranged in this accommodation space.
The utility model provides a kind of non-rectangle rear projection display apparatus, and wherein, this reflector element and this repeated reflection unit are one to have the plane mirror of minute surface or the speculum of curvature is arranged.
The utility model provides a kind of non-rectangle rear projection display apparatus, wherein, the non-rectangular shape of the image beam of this non-rectangle picture signal, this non-rectangle display window and this non-rectangle is selected from the group that is made up of circle, ellipse, star, heart, polygon.
The utility model provides a kind of non-rectangle rear projection display apparatus, wherein, includes:
One image generation unit, this image generation unit generate a non-rectangle picture signal;
One housing, it has an accommodation space and a non-rectangle display window that is communicated with this accommodation space; And
The image beam of one emission, one non-rectangle is to the projecting cell of this non-rectangle display window, and this projecting cell is arranged in this accommodation space and with this image generation unit and is connected.
The utility model provides a kind of non-rectangle rear projection display apparatus, wherein, has the reflector element of this image beam of reflection to this non-rectangle display window, and this reflector element is arranged in this accommodation space.
The utility model provides a kind of non-rectangle rear projection display apparatus, wherein, also has at least one repeated reflection unit that is arranged in this accommodation space.
The utility model provides a kind of non-rectangle rear projection display apparatus, and wherein, this reflector element and this repeated reflection unit are one to have the plane mirror of minute surface or the speculum of curvature is arranged.
In sum, the utility model has following advantage compared to existing technology:
One, be this non-rectangle picture signal by this graphics processing unit with conversion of signals, and utilize the back projection mode image beam of this non-rectangle to be projected to this non-rectangle display window, so reach the display effect of non-rectangle by this projecting cell.
Two, avoid running into LCD panel cutting problem and cutting LCD panel because the shape of non-rectangle can't effectively be used the problem of panel material.
Three, effectively solve the expensive problem that the non-rectangle LCD display is run into easily.
Description of drawings
Fig. 1 is the back projection principle schematic of technology;
Fig. 2 is an outward appearance partial cutaway schematic of the present utility model;
Fig. 3 is an image display process schematic diagram of the present utility model;
Fig. 4 is a multipath reflection schematic diagram of the present utility model.
Embodiment
For further understanding feature of the present utility model and technology contents, existing just description of drawings shown in the cooperation is as follows:
See also Fig. 2 and shown in Figure 3, the utility model provides a kind of non-rectangle rear projection display apparatus 10, it includes a graphics processing unit 20, one housing 30 and a projecting cell 40, this graphics processing unit 20 receives an input signal, and this input signal is converted to a non-rectangle picture signal 21, this input signal is the general rectangular image signal that uses, therefore can be matched with the general now picture signal of using fully, do not have the problem on the compatibility, in addition, also can directly generate this non-rectangle picture signal 21, not need to be converted to the work of non-rectangle signal by an image generation unit (figure does not show).And in Fig. 2, this graphics processing unit 20 is arranged in this housing 30, is a capable electronic chip or a system that handles picture signal.
What need special instruction is, in present embodiment, this graphics processing unit 20 utilizes image processing techniques that this input signal is carried out the non-rectangle image processing, only output presents the picture signal of the effective imaging region 211 of a non-rectangle, promptly form this non-rectangle picture signal 21, by the non-rectangle image processing, allow this non-rectangle picture signal 21 can show a non-rectangle image, remainder then is shown as an invalid non-imaging region 212, and the effective imaging region of this invalid non-imaging region 212 and this non-rectangle 211 is complimentary to one another, as shown in Figure 3, the effective imaging region 211 of the non-rectangle of these non-rectangle picture signal 21 demonstrations constitutes a rectangular profile with this invalid non-imaging region 212.Should be shown as black by invalid non-imaging region 212 in the present embodiment, yet the utility model is not limited to this, according to actual user demand, this invalid non-imaging region 212 also can use other to be the high color that contrasts compared to the effective imaging region 211 of this non-rectangle, to reach identical purpose.
This housing 30 has an accommodation space 31 and a non-rectangle display window 32 that is communicated with this accommodation space 31, this projecting cell 40 is connected with this graphics processing unit 20, and launch the image beam 41 of a non-rectangle to this non-rectangle display window 32 after receiving this non-rectangle picture signal 21, and image in this non-rectangle display window 32, this non-rectangle display window 32 refers to the window of display image, and in present embodiment, with the window of a screen as display image.In addition, this projecting cell 40 is after receiving this non-rectangle picture signal 21, because the existence of this invalid non-imaging region 212, so can export the image beam 41 of a non-rectangle.And in embodiment shown in Figure 3, this graphics processing unit 20 is a computer 20a, and is arranged at outside this housing 30, handles the shape of image by this computer 20a.
And the non-rectangular shape of the image beam 41 of this non-rectangle picture signal 21, this non-rectangle display window 32 and this non-rectangle is selected from the group that is made up of circle, ellipse, star, heart, polygon, and in the above embodiments, it is that a preferred embodiment illustrates with ellipse, the shape of above-mentioned explanation, only be used for for example, and be defined as non-rectangle as title of the present utility model, in fact also can use the irregular figure except rectangle.
In addition, the projection pattern of projecting cell 40 of the present utility model is selected from by digital light treatment technology (Digital Light Processing, DLP), lcd technology (Liquid Crystal Display, LCD), laser scanner technique (Laser Scanning Technology, LST) and liquid crystal on silicon Display Technique (Liquid Crystal on Silicon, the LCoS) group that is formed.
In addition, please consult shown in Figure 4 again, it is the multipath reflection schematic diagram of another preferred embodiment of the utility model, as shown in the figure, the utility model also has reflector element 50 and at least one repeated reflection unit 51 that is arranged in this accommodation space 31, this projecting cell 40 is by the image beam 41 of these reflector element 50 these non-rectangles of reflection, and reflecting the image beam 41 of this non-rectangle once again by this at least one repeated reflection unit 51, the image beam 41 of this non-rectangle is projected to this non-rectangle display window 32 at last.By the mode of multipath reflection, increase the distance of projection, thereby can be applied on large-sized display unit, and do not increase the thickness of display unit.The display unit that cooperates the different designs demand, the also quantity of this reflector element 50 of changeable and this repeated reflection unit 51, and in present embodiment, this reflector element 50 and this repeated reflection unit 51 are a plane mirror or the speculum that curvature is arranged, thereby can reflect the image beam 41 of this non-rectangle by the reflection function of this minute surface.
In sum, because the utility model is this non-rectangle picture signal 21 by this graphics processing unit 20 with conversion of signals, and utilize the back projection mode image beam 41 of this non-rectangle to be projected to this non-rectangle display window 32 by this projecting cell 40, therefore reach the display effect of non-rectangle, and avoid running into LCD panel cutting problem and cut the LCD panel because the shape of non-rectangle can't effectively be used the problem of panel material.Thereby enough effective expensive problems that the non-rectangle LCD display is run into easily that solves.
The above only is a preferable possible embodiments of the present utility model, and is non-so limit to protection range of the present utility model, so the equivalence techniques that all utilization the utility model are done changes, all is contained in the protection range of the present utility model.
Claims (10)
1. a non-rectangle rear projection display apparatus (10) is characterized in that, includes:
One is converted to the graphics processing unit (20) of a non-rectangle picture signal (21) with an input signal, and this input signal is a rectangular image signal;
One housing (30), it has an accommodation space (31) and a non-rectangle display window (32) that is communicated with this accommodation space (31); And
The image beam (41) of one emission, one non-rectangle is to the projecting cell (40) of this non-rectangle display window (32), and this projecting cell (40) is arranged in this accommodation space (31) and with this graphics processing unit (20) and is connected.
2. non-rectangle rear projection display apparatus as claimed in claim 1 (10) is characterized in that, this graphics processing unit (20) utilizes image processing techniques that this input signal is carried out the non-rectangle image processing.
3. non-rectangle rear projection display apparatus as claimed in claim 1 (10), it is characterized in that, have the reflector element (50) of the image beam (41) of this non-rectangle of reflection to this non-rectangle display window (32), this reflector element (50) is arranged in this accommodation space (31).
4. non-rectangle rear projection display apparatus as claimed in claim 3 (10) is characterized in that, also has at least one repeated reflection unit (51) that is arranged in this accommodation space (31).
5. non-rectangle rear projection display apparatus as claimed in claim 4 (10) is characterized in that, this reflector element (50) and this repeated reflection unit (51) are a speculum that has the plane mirror of minute surface or curvature is arranged.
6. non-rectangle rear projection display apparatus as claimed in claim 1 (10), it is characterized in that the non-rectangular shape of the image beam (41) of this non-rectangle picture signal (21), this non-rectangle display window (32) and this non-rectangle is selected from the group that is made up of circle, ellipse, star, heart, polygon.
7. a non-rectangle rear projection display apparatus (10) is characterized in that, includes:
One image generation unit, this image generation unit generate a non-rectangle picture signal (21);
One housing (30), it has an accommodation space (31) and a non-rectangle display window (32) that is communicated with this accommodation space (31); And
The image beam (41) of one emission, one non-rectangle is to the projecting cell (40) of this non-rectangle display window (32), and this projecting cell (40) is arranged in this accommodation space (31) and with this image generation unit and is connected.
8. non-rectangle rear projection display apparatus as claimed in claim 7 (10), it is characterized in that, have the reflector element (50) of this image beam of reflection (41) to this non-rectangle display window (32), this reflector element (50) is arranged in this accommodation space (31).
9. non-rectangle rear projection display apparatus as claimed in claim 8 (10) is characterized in that, also has at least one repeated reflection unit (51) that is arranged in this accommodation space (31).
10. non-rectangle rear projection display apparatus as claimed in claim 9 (10) is characterized in that, this reflector element (50) and this repeated reflection unit (51) are a speculum that has the plane mirror of minute surface or curvature is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120077079XU CN202077126U (en) | 2011-03-17 | 2011-03-17 | Non-rectangular rear projection display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120077079XU CN202077126U (en) | 2011-03-17 | 2011-03-17 | Non-rectangular rear projection display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202077126U true CN202077126U (en) | 2011-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120077079XU Expired - Fee Related CN202077126U (en) | 2011-03-17 | 2011-03-17 | Non-rectangular rear projection display |
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| Country | Link |
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| CN (1) | CN202077126U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107003497A (en) * | 2015-01-27 | 2017-08-01 | 精工爱普生株式会社 | Projector optical apparatus and projecting apparatus |
-
2011
- 2011-03-17 CN CN201120077079XU patent/CN202077126U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107003497A (en) * | 2015-01-27 | 2017-08-01 | 精工爱普生株式会社 | Projector optical apparatus and projecting apparatus |
| CN107003497B (en) * | 2015-01-27 | 2019-05-31 | 精工爱普生株式会社 | Projector optical apparatus and projector |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111214 Termination date: 20180317 |
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| CF01 | Termination of patent right due to non-payment of annual fee |