CN102455516A - Three-dimensional display device - Google Patents
Three-dimensional display device Download PDFInfo
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- CN102455516A CN102455516A CN2010105163007A CN201010516300A CN102455516A CN 102455516 A CN102455516 A CN 102455516A CN 2010105163007 A CN2010105163007 A CN 2010105163007A CN 201010516300 A CN201010516300 A CN 201010516300A CN 102455516 A CN102455516 A CN 102455516A
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- dimensional display
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Abstract
The invention relates to a three-dimensional display device. The three-dimensional display device comprises a two-dimensional display screen, a holding frame, a three-dimensional display screen relative to the two-dimensional display screen, a lens arranged outside the holding frame, a proximity sensor arranged outside the holding frame, a driving unit arranged in a holding space, and a control unit. The holding space is formed in the holding frame. The three-dimensional display screen is arranged in the holding space and positioned between the eyes of an observer and the two-dimensional display screen. The lens is used for sensing the positions of the eyes of the observer. The proximity sensor is used for sensing the distance between the holding frame and the human eyes according to the human eye positions sensed by the lens. The driving unit is used for driving the three-dimensional display screen to move in the direction close to or away from the two-dimensional display screen. The control unit is used for controlling the driving unit to drive the three-dimensional display screen to move to an optimal imaging position, so that the human eyes can observe clear three-dimensional images.
Description
Technical field
The present invention relates to a kind of display device, relate in particular to a kind of three-dimensional display apparatus.
Background technology
Portable electron device, like mobile phone, MP3; Personal digital assistant, camera, and notebook computer etc.; Greatly enriched people's life, correspondingly, the consumer has also proposed more requirement to performance of products; For example, hope can be seen 3-D view with bore hole from these portable electron devices.Yet, the two dimensional image that existing portable electron device with image display function mostly can only display plane, so it is difficult to satisfy the demands of consumers.And the existing portable electron device that can show 3-D view requires the consumer to put on special 3D glasses in use just to observe image, and real for the observation 3-D view be inconvenient.
Summary of the invention
In view of this, be necessary to provide a kind of three-dimensional display apparatus that 3D glasses can be watched clear 3-D view that need not to wear.
A kind of three-dimensional display apparatus, it comprise three-dimensional display screen that a two-dimensional display, one accommodate frame, one and this two-dimensional display and be oppositely arranged, one be arranged on this accommodate the outer camera lens of frame, one be arranged on this accommodate frame outer closely connect sensor, a driver element and a control module that is arranged in this receiving space.This is accommodated and forms a receiving space in the frame.This three-dimensional display screen is arranged in this receiving space and between observer's eyes and this two-dimensional display.This camera lens is used for the position of sensing observer eyes.This closely connects the position of human eye that sensor is used for sensing according to this camera lens this distance of accommodating between frame and the human eye is carried out sensing.This driver element is used to drive this three-dimensional display screen along contiguous or move away from the direction of this two-dimensional display.This control module calculates the distance between this two-dimensional display and the human eye according to this result who closely connects sensor and sensed and obtains being used for the control signal of control drive unit according to the image-forming principle analyzing and processing; This this control signal of driver element response drives this three-dimensional display screen and moves to an optimal imaging position, so that human eye observes clear 3-D view.
With respect to prior art; Three-dimensional display apparatus provided by the present invention is simple in structure; The user can need not to wear three-dimensional eyeglass only just can direct viewing arrive 3-D view through bore hole; Therefore very easy to use, in addition, said three-dimensional display apparatus through camera lens with closely connect sensor and combine the distance of accommodating between frame and the human eye is carried out sensing; And driver element can drive three-dimensional display screen regulating the distance between this three-dimensional display screen and the two-dimensional display according to this sensing result, thereby makes human eye observe clear 3-D view.
Description of drawings
Fig. 1 is the schematic top plan view of the three-dimensional display apparatus that provides of first embodiment of the invention.
Fig. 2 is the diagrammatic cross-section of three-dimensional display apparatus shown in Figure 1 along the II-II line.
Fig. 3 is the cross-sectional schematic of the three-dimensional display apparatus that provides of second embodiment of the invention.
The main element symbol description
Three-dimensional display apparatus 100,200
Two-dimensional display 10,210
Accommodate frame 20,220
Three-dimensional display screen 30,230
Closely connect sensor 50
Driver element 60,260
Piezo-activator 61
Base plate 23,223
Runners 25,225
Receiving space 20a
Square through hole 20b
Madial wall 2250
Embodiment
To combine specific embodiment below, the present invention is done further detailed description.
See also Fig. 1 and Fig. 2; A kind of three-dimensional display apparatus 100 that first embodiment of the invention provides, it comprise a two-dimensional display 10, one accommodate frame 20, three-dimensional display screen 30, camera lens 40, one closely connect 50, driver elements 60 of sensor (proximity sensor) and a control module 70.
This two-dimensional display 10 can be a LCDs (liquid crystal display, LCD), as a thin film transistor liquid crystal display screen (thin-film transistor liquid crystal display, TFT-LCD).In the present embodiment, it is tabular that this two-dimensional display 10 is roughly rectangle.
This accommodates frame 20 is a square tubular structure, and it has a central shaft M.Particularly; This is accommodated frame 20 and comprises a top board 21, a base plate 23 and the runners 25 between this top board 21 and this base plate 23; Wherein, these top board 21 relative these base plates 23 are provided with, and this runners 25 is around this central shaft M and connect this top board 21 and this base plate 23.This top board 21, this base plate 23 and this runners 25 combine and form a receiving space 20a.In the present embodiment, this is accommodated frame 20 and has a square through hole 20b, and this square through hole 20b runs through this top board 21 and this base plate 23, and connects with this receiving space 20a, and this two-dimensional display 10 is arranged on the opening part that 23 pairs of this base plates should square through hole 20b.
As shown in Figure 2, this three-dimensional display apparatus 100 can have a module 80 backlight, and this module 80 backlight is used for converting the non-homogeneous light that pointolite or line source (figure does not show) send to uniform planar light, thereby is radiated on this two-dimensional display 10.In the present embodiment, this module 80 backlight combines with this two-dimensional display 10 and is positioned at the opening part that 23 pairs of this base plates should square through hole 20b.It is understandable that this square through hole 20b also can only connect this top board 21 and not run through this base plate 23, at this moment, this module 80 backlight can combine with this two-dimensional display 10 and be arranged on this base plate 23.
It is understandable that this accommodates frame 20 also can have other shape,, be not limited to specific embodiment like hollow cylindrical etc.
These three-dimensional display screen 30 relative these two-dimensional display 10 are provided with, and in the present embodiment, it is tabular that this three-dimensional display screen 30 is roughly rectangle.In the present embodiment, this three-dimensional display screen 30 is a column lens array (lenticular lens array), and this column lens array is made up of 31 of a plurality of lens pillar unit that laterally arrange.In addition, this three-dimensional display screen 30 can be processed like plastics or glass by transparent material.
This camera lens 40 is arranged on this top board of accommodating frame 20 21 and is exposed to outside this receiving space 20a; It is used for the position of sensing observer eyes, and particularly, this camera lens 40 comprises eyeglass (figure does not show) and CIS at least; Wherein, Eyeglass is used for external object imaging, and on CIS, this CIS is used for the position of sensing observer eyes like observer's eye imaging.In the present embodiment, this CIS can be electric charge coupling sensor (Charge Coupled Device, CCD) or CMOS sensor (Complementary Metal-Oxide-Semiconductor, CMOS).
This closely connects sensor 50 and is arranged on this top board of accommodating frame 20 21 equally and is exposed to outside this receiving space 20a; In the present embodiment; This closely connects contiguous this camera lenses 40 of sensor 50 and is provided with, and the position of human eye that is used for being sensed according to this camera lens 40 carries out sensing to the distance between itself and the human eye.
This control module 70 is arranged in this receiving space 20a.In the present embodiment, this control module 70 is arranged on this base plate of accommodating frame 20 23, and this control module 70 closely connects sensor 50 with the CIS of this camera lens 40 and this respectively and electrically connects.
This driver element 60 is positioned at this receiving space 20a, and it is used to drive this three-dimensional display screen 30 along contiguous or move away from the direction of this two-dimensional display 10.In the present embodiment, this driver element 60 comprises two piezo-activators (piezoelectric actuator) 61.Particularly, these two piezo-activators 61 are separately positioned on the both sides of this base plate of accommodating frame 20 23 relative this central shaft M, and these two piezo-activators 61 are positioned at a wherein side of this three-dimensional display screen 30.This three-dimensional display apparatus 100 can a step comprise two flexible members, like two springs 65.These two springs 65 are positioned at the opposite side of these three-dimensional display screen 30 relative these two piezo-activators 61, and the two ends of these two springs 65 respectively with 21 pairs on this three-dimensional display screen 30 and this top board should receiving space 20a inwall be connected.
During work; Closely connecing under the known situation of sensor 50 and the distance of two-dimensional display 10; This control module 70 according to this closely connect result that sensor 50 sensed can calculate between this two-dimensional display 10 and the human eye apart from T; And T=p+q; Wherein, first distance when on behalf of this two-dimensional display 10, p be positioned at optimal imaging position (can observe clear 3-D view at this optimal imaging position human eye) between three-dimensional display screen 30 and the human eye, q represents this two-dimensional display 10 second distance between this three-dimensional display screen 30 and this two-dimensional display 10 when the optimal imaging position.Further; This control module 70 obtains above-mentioned first occurrence apart from the q of p and second distance according to the image-forming principle analyzing and processing; For example; According to image-forming principle formula: 1/f=1/p+1/q, under the focal distance f of T and lens pillar unit 31 is known situation, can calculate first apart from p, second distance q.Thus, this control module 70 further analyzing and processing obtain a control signal that is used for control drive unit 60.It is the optimal imaging position of q to drive that this three-dimensional display screen 30 moves to the distance of two-dimensional display 10 that this driver element 60 can respond this control signal, so that human eye can observe 3-D view clearly.
It is understandable that; In the present embodiment; The number of the piezo-activator 61 that this driver element 60 is comprised is two, and these two piezo-activators 61 connect the two ends of this three-dimensional display screen 30 respectively, and its start simultaneously is to move this three-dimensional display screen 30 more reposefully.In other change embodiment; This driver element 60 also can only comprise a piezo-activator 61 to drive this three-dimensional display screen 30; Or comprise a plurality of; Drive around these 61 pairs of three-dimensional display screens 30 of piezo-activator of accommodating the central shaft M of frame 20 as three, four, the number of the piezo-activator 61 that this driver element 60 is comprised is not limited to specific embodiment, is advisable so that this three-dimensional display screen 30 can move reposefully.
See also Fig. 3; A kind of three-dimensional display apparatus 200 that second embodiment of the invention provides; The structure and the principle of work of itself and the described three-dimensional display apparatus 200 of first embodiment are similar; Difference is, driver element 260 comprises two first magnetic elements 261 and two to second magnetic element 262 that should first magnetic element 261.
These two first magnetic elements 261 and this two first magnetic elements 262 are distributed in the both sides that this accommodates frame 220 relative its central shaft M in twos; Wherein, These two first magnetic elements 261 are connected to the two ends of three-dimensional display screen 230 along the direction of vertical this central shaft; And isolated with the base plate of accommodating frame 220 223 respectively, this second magnetic element 262 is fixed on the madial wall 2250 of the runners 225 of accommodating frame 220.In the present embodiment, this first magnetic element 261 is a permanent magnet, and this first magnetic element 261 is a solenoid.
During work; Make it produce magnetic field to these two second magnetic elements, 262 energisings; According to Amp; Two first magnetic elements 261 that are arranged in this magnetic field will correspondingly receive magnetic attracting force or magnetic repulsive force effect, thus drive three-dimensional display screen 230 along away from or the distance that moves to two-dimensional display 10 of the direction of contiguous two-dimensional display 210 be the position of q, thereby make human eye can observe 3-D view clearly.
It is understandable that; In another change embodiment; This first magnetic element 261 also can be a solenoid; And this second magnetic element 262 can be a permanent magnet, but this first, second magnetic element 261,262 same realization combining drive three-dimensional display screens 230 along away from or the direction of contiguous two-dimensional display 210 move so that human eye can observe the purpose of clear 3-D view.The three-dimensional display apparatus 100,200 that provides among said first, second embodiment is simple in structure, and the user can need not to wear three-dimensional eyeglass only just can direct viewing arrive 3-D view through bore hole, therefore very easy to use.
Be noted that above-mentioned embodiment is merely preferred embodiments of the present invention, those skilled in the art also can do other variation in spirit of the present invention.These all should be included within the present invention's scope required for protection according to the variation that the present invention's spirit is done.
Claims (10)
1. three-dimensional display apparatus comprises:
A two-dimensional display;
Accommodate frame for one, this is accommodated and forms a receiving space in the frame;
A three-dimensional display screen that is oppositely arranged with this two-dimensional display, this three-dimensional display screen are arranged in this receiving space and between observer's eyes and this two-dimensional display;
One is arranged on this and accommodates the outer camera lens of frame, and this camera lens is used for the position of sensing observer eyes;
One be arranged on this accommodate frame outer closely connect sensor, this closely connects the position of human eye that sensor is used for sensing according to this camera lens this distance of accommodating between frame and the human eye is carried out sensing;
A driver element that is arranged in this receiving space, this driver element are used to drive this three-dimensional display screen along contiguous or move away from the direction of this two-dimensional display; And
A control module; This control module calculates the distance between this two-dimensional display and the human eye according to this result who closely connects sensor and sensed and obtains being used for the control signal of control drive unit according to the image-forming principle analyzing and processing; This this control signal of driver element response drives this three-dimensional display screen and moves to an optimal imaging position, so that human eye observes clear 3-D view.
2. three-dimensional display apparatus as claimed in claim 1 is characterized in that, this two-dimensional display is a LCDs.
3. three-dimensional display apparatus as claimed in claim 1 is characterized in that, this three-dimensional display screen is a column lens array, and this column lens array comprises a plurality of lens pillar unit that laterally arrange.
4. three-dimensional display apparatus as claimed in claim 1 is characterized in that, this driver element comprises at least one piezo-activator that is connected with this three-dimensional display screen, and this at least one piezo-activator is positioned at a wherein side of this three-dimensional display screen.
5. three-dimensional display apparatus as claimed in claim 1; It is characterized in that; This driver element comprises at least one first magnetic element that is connected with this three-dimensional display screen; And this first magnetic element of at least one vicinity and accommodate second magnetic element that frame is connected with this, this at least one first magnetic element combines with this at least one second magnetic element and drives this three-dimensional display screen through magnetic attracting force or magnetic repulsive force and moves.
6. like any described three-dimensional display apparatus in claim 4 or 5; It is characterized in that; This three-dimensional display apparatus further comprises and at least onely is positioned at the relatively flexible member of this driver element opposite side of this three-dimensional display screen, and the two ends of this at least one flexible member are accommodated frame with this three-dimensional display screen and this respectively inwall that should receiving space is connected.
7. three-dimensional display apparatus as claimed in claim 5 is characterized in that, this first magnetic element is a permanent magnet, and this second magnetic element is a solenoid.
8. three-dimensional display apparatus as claimed in claim 5 is characterized in that, this first magnetic element is a solenoid, and this second magnetic element is a permanent magnet.
9. three-dimensional display apparatus as claimed in claim 5 is characterized in that, this accommodates frame is square tubular structure.
10. three-dimensional display apparatus as claimed in claim 9; It is characterized in that; This at least one first magnetic element comprises two first magnetic elements; Two second magnetic elements of this at least one second magnetic element, these two first magnetic elements and this two second magnetic elements are distributed in this in twos and accommodate the frame both sides of its central shaft relatively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105163007A CN102455516A (en) | 2010-10-22 | 2010-10-22 | Three-dimensional display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105163007A CN102455516A (en) | 2010-10-22 | 2010-10-22 | Three-dimensional display device |
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| Publication Number | Publication Date |
|---|---|
| CN102455516A true CN102455516A (en) | 2012-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105163007A Pending CN102455516A (en) | 2010-10-22 | 2010-10-22 | Three-dimensional display device |
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Cited By (6)
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| CN103676155A (en) * | 2013-12-31 | 2014-03-26 | 苏州卫生职业技术学院 | Array lens assembly visual system of low-vision glasses |
| CN105093544A (en) * | 2015-08-12 | 2015-11-25 | 京东方科技集团股份有限公司 | Display device |
| CN106199899A (en) * | 2015-05-25 | 2016-12-07 | 超金光学有限公司 | Optical zooming method and module and application thereof |
| CN107479184A (en) * | 2017-09-30 | 2017-12-15 | 广东欧珀移动通信有限公司 | Optical filter, display device and electronic installation |
| CN107479185A (en) * | 2017-09-30 | 2017-12-15 | 广东欧珀移动通信有限公司 | Optical filter, display device and electronic installation |
| DE102018126065A1 (en) * | 2018-10-19 | 2020-04-23 | Osram Opto Semiconductors Gmbh | OPTICAL DISPLAY DEVICE AND METHOD FOR OPERATING AN OPTICAL DISPLAY DEVICE |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103676155A (en) * | 2013-12-31 | 2014-03-26 | 苏州卫生职业技术学院 | Array lens assembly visual system of low-vision glasses |
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| DE102018126065A1 (en) * | 2018-10-19 | 2020-04-23 | Osram Opto Semiconductors Gmbh | OPTICAL DISPLAY DEVICE AND METHOD FOR OPERATING AN OPTICAL DISPLAY DEVICE |
| US11425348B2 (en) | 2018-10-19 | 2022-08-23 | Osram Opto Semiconductors Gmbh | Optical display device and method of operating an optical display device |
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Application publication date: 20120516 |