CN203241674U - Contact type naked eye three dimensional (3D) optical grating and display device - Google Patents
Contact type naked eye three dimensional (3D) optical grating and display device Download PDFInfo
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- CN203241674U CN203241674U CN 201320291709 CN201320291709U CN203241674U CN 203241674 U CN203241674 U CN 203241674U CN 201320291709 CN201320291709 CN 201320291709 CN 201320291709 U CN201320291709 U CN 201320291709U CN 203241674 U CN203241674 U CN 203241674U
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- 239000000758 substrate Substances 0.000 claims description 32
- 239000004973 liquid crystal related substance Substances 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000005684 electric field Effects 0.000 abstract description 5
- 239000003990 capacitor Substances 0.000 abstract description 3
- 230000004888 barrier function Effects 0.000 description 4
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- 210000004556 brain Anatomy 0.000 description 1
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Abstract
The utility model discloses a contact type naked eye three dimensional (3D) optical grating and a display device. A touch electrode structure which is arranged between a base plate and a plate-shaped electrode is added in an existing naked eye 3D optical grating, the touch electrode structure comprises a plurality of first touch sense wires, a plurality of second touch sense wires and touch electrodes, wherein the first touch sense wires and the second touch sense wires are arranged in a crossed mode and are insulated with each other, the touch electrodes are arranged in a region which is limited by two adjacent first touch sense wires and two adjacent second touch sense wires, and the touch electrodes and the plate-shaped electrodes form a capacitor body. When touching, electric fields of human bodies enable electric quantity on the touch electrodes to change, and achieves touch function by detecting single variation on the first touch sense wires and the second touch sense wires which are connected with the touch electrodes. Compared with a structure that a layer of touch base plate is added on a three dimensional display screen, the contact type naked eye three dimensional (3D) optical grating and the display device just need to add the structure of the touch electrodes on the base plate, thereby simplifying module structure and production process, and reducing whole making cost of modules.
Description
Technical Field
The utility model relates to a show technical field, especially relate to a touch bore hole 3D grating and display device.
Background
At present, with the continuous development of liquid crystal display technology, three-dimensional display technology has attracted much attention, and the three-dimensional display technology can make pictures become three-dimensional and vivid, and the most basic principle is that different pictures are received by left and right human eyes respectively, and then image information is superposed and reproduced through a brain to form an image with a three-dimensional directional effect.
In order to implement three-dimensional display, in the prior art, a layer of naked-eye 3D grating is added on a display screen, the naked-eye 3D grating is generally divided into a lenticular grating and a slit grating according to an implementation manner, both of which can be implemented by using a liquid crystal grating, for example, as shown in fig. 1, the liquid crystal grating is generally composed of an upper polarizer 1, a lower polarizer 2, an upper substrate 3, a lower substrate 4, and a liquid crystal layer 5 between the two substrates, the upper substrate 3 and the lower substrate 4 are respectively provided with a plate electrode 6 and a strip electrode 7, and the specific working principle is as follows:
when an electric field is generated due to a potential difference between the strip electrodes 7 and the plate electrodes 6, liquid crystal molecules corresponding to the strip electrodes 7 rotate, and other liquid crystal molecules maintain the original shape and do not rotate. At this time, light enters from the lower polarizer, polarized light parallel to the transmission axis of the lower polarizer 2 enters the liquid crystal layer 5, the vibration direction of the polarized light is gradually changed when the polarized light passes through the rotating liquid crystal molecules, the vibration direction of the polarized light when the polarized light reaches the upper polarizer 1 is not consistent with the transmission axis of the upper polarizer 1, the light does not pass through, and dark stripes are formed in the area corresponding to the strip-shaped electrodes 7; when the polarized light passes through the liquid crystal molecules which are not rotated, the vibration direction is not changed, when the polarized light reaches the upper polaroid 1, the vibration direction of the polarized light is consistent with the transmission axis of the upper polaroid 1, then the light passes through, and bright stripes are formed in the area corresponding to the non-strip-shaped electrodes, so that parallax gratings along the length extension direction of the strip-shaped electrodes are formed, and a grating type three-dimensional display mode is realized. In the 3D mode, the parallax barrier controls light emitted from pixels corresponding to a left-eye image to be emitted only to the left eye, controls light emitted from pixels corresponding to a right-eye image to be emitted only to the right eye, and realizes a three-dimensional display effect by separating visual images of the left and right eyes.
At present, along with the development of touch screen technology, 3D display device that combines touch screen and three-dimensional display has appeared, and its structure is to increase one deck touch-control base plate on the three-dimensional display screen, and this kind of structure and production technology are complicated relatively, can increase the holistic cost of manufacture of module, simultaneously because the thickness that needs additionally to increase one deck touch-control base plate can greatly increased the display screen.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a touch bore hole 3D grating and display device, this touch bore hole 3D grating's structure is simple relatively and can realize touch-control function and three-dimensional display function simultaneously.
The embodiment of the utility model provides a pair of touch bore hole 3D grating, include: the upper substrate, with the relative infrabasal plate that sets up of upper substrate, set up in the infrabasal plate faces the strip electrode of upper substrate one side, and set up in the upper substrate faces the plate electrode of infrabasal plate one side, still include:
the touch electrode structure is arranged between the upper substrate and the plate-shaped electrode and is insulated from the plate-shaped electrode; wherein,
the touch electrode structure specifically includes: the touch control device comprises a plurality of first touch control sensing lines and a plurality of second touch control sensing lines which are arranged in a crossed mode and are mutually insulated, and touch control electrodes positioned in an area limited by two adjacent first touch control sensing lines and two adjacent second touch control sensing lines; each touch electrode is electrically connected with one adjacent first touch sensing line and one adjacent second touch sensing line respectively.
The embodiment of the utility model provides a display device is still provided, include display panel and be located the touch bore hole 3D grating of display panel light-emitting side, touch bore hole 3D grating does the embodiment of the utility model provides an above-mentioned touch bore hole 3D grating.
The utility model discloses beneficial effect includes:
the embodiment of the utility model provides a touch bore hole 3D grating and display device, increase the touch electrode structure that is located between upper substrate and plate electrode in current bore hole 3D grating inside, this electrode structure includes that the crossing is arranged and many first touch sensing lines and many second touch sensing lines that are insulated from each other, is located the touch electrode in the region limited by two adjacent first touch sensing lines and two adjacent second touch sensing lines; each touch electrode and the plate electrode form a capacitor body, when touch occurs, the electric field of a human body enables the electric quantity on the touch electrode to change, and the touch function is realized by detecting the signal change on the first touch sensing line and the second touch sensing line which are electrically connected with the touch electrodes. Compared with the structure that a layer of touch substrate is added on the three-dimensional display screen in the prior art, only the touch electrode structure needs to be added on the upper substrate, the module structure and the production process are simplified, the overall manufacturing cost of the module is reduced, and meanwhile, the thickness of the display screen is reduced.
Drawings
FIG. 1 is a schematic diagram of a liquid crystal grating in the prior art;
fig. 2 is a schematic structural diagram of a touch type naked-eye 3D grating provided by an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a touch electrode structure in a touch type naked-eye 3D grating provided in an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3;
fig. 5 is a schematic cross-sectional view taken along the direction B-B in fig. 3.
Detailed Description
The following describes in detail a specific implementation of a touch type naked eye 3D grating and a display device provided by an embodiment of the present invention with reference to the accompanying drawings.
The thickness and the size and the shape of each layer of film in the attached drawings do not reflect the real proportion of the naked eye 3D grating, and the purpose is only to schematically illustrate the content of the utility model.
The embodiment of the utility model provides a pair of touch bore hole 3D grating, as shown in FIG. 2, specifically include: upper substrate 01, the infrabasal plate 02 that sets up with upper substrate 01 relatively, set up in the infrabasal plate 02 and face strip electrode 04 on the infrabasal plate 01 side of base plate 01 to and set up in the plate electrode 05 of the infrabasal plate 01 facing infrabasal plate 02 one side, still include:
the touch electrode structure 06 is arranged between the upper substrate 01 and the plate-shaped electrode 05, and the touch electrode structure 06 and the plate-shaped electrode 05 are insulated from each other; wherein,
as shown in fig. 3, the touch electrode structure 06 specifically includes: a plurality of first touch sensing lines 061 and a plurality of second touch sensing lines 062 arranged in a cross manner and insulated from each other, and touch electrodes 063 located in an area defined by two adjacent first touch sensing lines 061 and two adjacent second touch sensing lines 062; each touch electrode 063 is electrically connected to an adjacent first touch sensing line 061 and an adjacent second touch sensing line 062, respectively.
In particular, the embodiment of the present invention provides an above-mentioned naked eye 3D grating, which may be a slit grating or a lenticular grating, both of which may be implemented by using a liquid crystal grating, and the following liquid crystal grating is used as an example, that is, as shown in fig. 2, a liquid crystal layer 03 is disposed between an upper substrate 01 and a lower substrate 02 for description. Of course, the embodiment of the present invention is also applicable to gratings made of electrochromic materials or other materials, and the details are not described herein.
The embodiment of the utility model provides an above-mentioned bore hole 3D grating, increased the touch-control electrode structure 06 with plate electrode 05 insulation in current bore hole 3D grating, each touch-control electrode 063 and plate electrode 05 among the touch-control electrode structure 06 form the capacitance body, when finger touch bore hole 3D grating or when the surface of bore hole 3D grating removed, finger and touch-control electrode 063 also form the capacitance body, the capacitance body that finger and touch-control electrode 063 formed can make the electrified volume of touch-control electrode 063 change, through detecting the signal change on first touch-control sensing line 061 and the second touch-control sensing line 062 that links to each other with the touch-control electrode electrical property, can judge the position of touch point, realize touch-control function. For prior art increase the structure of one deck touch-control base plate on three-dimensional display screen, the embodiment of the utility model provides a bore hole 3D grating only needs to increase touch-control electrode structure at last base plate, has simplified module structure and production technology, has reduced the holistic cost of manufacture of module and has reduced the thickness of display screen simultaneously.
Meanwhile, in the naked eye 3D grating provided by the embodiment of the present invention, uniform gaps are generally formed between the strip electrodes 04, and when voltages are respectively applied to the strip electrodes 04 and the plate electrodes 05 to generate a potential difference between the strip electrodes 04 and the plate electrodes 05 to generate an electric field, liquid crystal molecules in the liquid crystal layer 03 corresponding to the strip electrodes 04 rotate, and other liquid crystal molecules maintain the original shape and do not rotate; dark stripes are formed in the areas corresponding to the strip-shaped electrodes 04, bright stripes are formed in the areas corresponding to the non-strip-shaped electrodes, so that the parallax barrier along the length extension direction of the strip-shaped electrodes is formed, the parallax barrier controls light emitted by the pixels corresponding to the left-eye image to be emitted to the left eye only, the parallax barrier controls light emitted by the pixels corresponding to the right-eye image to be emitted to the right eye only, and the three-dimensional display effect is achieved by separating the visible pictures of the left eye and the right eye.
The following is a detailed description of the touch electrode structure in the above-mentioned bore hole 3D grating that the embodiment of the present invention provides.
Preferably, in the touch electrode structure 06, the extending directions of the first touch sensing line 061 and the second touch sensing line 062 are generally perpendicular to each other and are insulated from each other, for example, as shown in fig. 3, taking the first touch sensing line 061 extending along the vertical direction and the second touch sensing line 062 extending along the horizontal direction as an example, when the amount of electricity on the touch electrode 063 changes, by detecting the signal change on the first touch sensing line 061, the x-axis coordinate of the touch point can be determined, and by detecting the signal change on the second touch sensing line 062, the y-axis coordinate of the touch point can be determined, thereby locating the position of the touch point.
Preferably, in implementation, in order to ensure uniformity of touch precision on the entire naked-eye 3D grating, the intervals between any two adjacent first touch sensing lines 061 are generally set to be the same; the intervals between any two adjacent second touch sensing lines 062 are set to be the same.
Specifically, the connection relationship between each touch electrode 063 and the first touch sensing line 061 and the second touch sensing line 062 may be a one-to-one correspondence relationship as shown in fig. 3, that is, one touch electrode 063 is electrically connected to one adjacent first touch sensing line 061 and one adjacent second touch sensing line 062, so that when a touch occurs at the touch electrode 063, only signals on the one first touch sensing line 061 and the one second touch sensing line 062 connected thereto are changed, and the position of a touch point can be accurately located.
Moreover, each of the first touch sensing lines 061 and each of the second touch sensing lines 062 may be electrically connected to the touch electrode 063 directly, or may be connected to the touch electrode 063 through a wire 064 as shown in fig. 4, which is not limited herein.
In a specific implementation, the first touch sensing line 061 and the second touch sensing line 062 in the touch electrode structure 06 may be disposed at the same layer, and the crossing of the two is generally ensured to be insulated from each other by a bridging structure, specifically, each first touch sensing line 061 may be disposed at the crossing of each second touch sensing line 062, or each second touch sensing line 062 may be disposed at the crossing of each first touch sensing line 061 by a bridging structure 065, as shown in fig. 5, which is not limited herein.
When the first touch sensing lines 061 and the second touch sensing lines 062 are disposed at the same layer, each of the first touch sensing lines 061 and each of the second touch sensing lines 062 may be disposed between the touch electrode 063 and the plate electrode 05, or each of the first touch sensing lines 061 and each of the second touch sensing lines 062 may be disposed between the touch electrode 063 and the upper substrate 01, which is not limited herein.
Alternatively, in a specific implementation, the first touch sensing line 061 and the second touch sensing line 062 of the touch electrode structure 06 may be disposed on two sides of the touch electrode 063, specifically, each first touch sensing line 061 may be disposed between the touch electrode 063 and the plate electrode 05, and each second touch sensing line 062 may be disposed between the touch electrode 063 and the upper substrate 01; or, each first touch sensing line 061 is disposed between the touch electrode 063 and the upper substrate 01, and each second touch sensing line 062 is disposed between the touch electrode 063 and the plate electrode 05, which is not limited herein.
Based on same utility model conceive, the embodiment of the utility model provides a still provide a display device, including display panel and the touch bore hole 3D grating that is located display panel light-emitting side, this touch bore hole 3D grating does the embodiment of the utility model provides an above-mentioned touch bore hole 3D grating. The implementation of the display device can refer to the embodiment of the touch naked-eye 3D grating, and repeated details are omitted.
Specifically, the display panel in the display device may be a Liquid Crystal Display (LCD) panel, an organic electroluminescence (OLED) panel, a Plasma Display Panel (PDP), a Cathode Ray (CRT) display, or the like, and is not limited herein.
The embodiment of the utility model provides a touch bore hole 3D grating and display device, increase the touch electrode structure that is located between upper substrate and plate electrode in current bore hole 3D grating inside, this electrode structure includes that the crossing is arranged and many first touch sensing lines and many second touch sensing lines that are insulated from each other, is located the touch electrode in the region limited by two adjacent first touch sensing lines and two adjacent second touch sensing lines; each touch electrode and the plate electrode form a capacitor body, when touch occurs, the electric field of a human body enables the electric quantity on the touch electrode to change, and the touch function is realized by detecting the signal change on the first touch sensing line and the second touch sensing line which are electrically connected with the touch electrodes. Compared with the structure that a layer of touch substrate is added on the three-dimensional display screen in the prior art, only the touch electrode structure needs to be added on the upper substrate, the module structure and the production process are simplified, the overall manufacturing cost of the module is reduced, and meanwhile, the thickness of the display screen is reduced.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. A touch-sensitive naked-eye 3D grating, comprising: the upper substrate, with the relative infrabasal plate that sets up of upper substrate, set up in the infrabasal plate towards the strip electrode of upper substrate one side, and set up in the upper substrate towards the plate electrode of infrabasal plate one side, its characterized in that still includes:
the touch electrode structure is arranged between the upper substrate and the plate-shaped electrode and is insulated from the plate-shaped electrode; wherein,
the touch electrode structure includes: the touch control device comprises a plurality of first touch control sensing lines and a plurality of second touch control sensing lines which are arranged in a crossed mode and are mutually insulated, and touch control electrodes positioned in an area limited by two adjacent first touch control sensing lines and two adjacent second touch control sensing lines; each touch electrode is electrically connected with one adjacent first touch sensing line and one adjacent second touch sensing line respectively.
2. The touch naked eye 3D grating of claim 1, wherein the first touch sensing line and the second touch sensing line extend in directions perpendicular to each other.
3. The touch naked eye 3D grating of claim 1, wherein the intervals between any two adjacent first touch sensing lines are the same; the intervals between any two adjacent second touch sensing lines are the same.
4. The touch naked eye 3D grating of claim 1, wherein the first touch sensing line and the second touch sensing line are disposed on the same layer;
each first touch sensing line has a bridging structure at a crossing with each second touch sensing line, or each second touch sensing line has a bridging structure at a crossing with each first touch sensing line.
5. The touch naked eye 3D grating of claim 4, wherein each of the first touch sensing lines and each of the second touch sensing lines are located between the touch electrode and the upper substrate or between the touch electrode and the plate electrode.
6. The touch naked-eye 3D grating of claim 1, wherein each first touch sensing line is located between the touch electrode and the plate electrode, and each second touch sensing line is located between the touch electrode and the upper substrate; or,
each first touch sensing line is located between the touch electrode and the upper substrate, and each second touch sensing line is located between the touch electrode and the plate electrode.
7. The touch naked eye 3D grating of claim 1, wherein the touch naked eye 3D grating is a slit grating or a lenticular grating.
8. A display device, comprising: the display panel and be located the touch bore hole 3D grating of display panel light-emitting side, the touch bore hole 3D grating is the touch bore hole 3D grating of any claim 1 to 7.
9. The display device of claim 8, wherein the display panel is a liquid crystal LCD display panel, an organic electroluminescent OLED display panel, a plasma PDP display panel, or a cathode ray CRT display.
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| CN 201320291709 CN203241674U (en) | 2013-05-24 | 2013-05-24 | Contact type naked eye three dimensional (3D) optical grating and display device |
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| CN 201320291709 CN203241674U (en) | 2013-05-24 | 2013-05-24 | Contact type naked eye three dimensional (3D) optical grating and display device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104615323A (en) * | 2015-02-06 | 2015-05-13 | 京东方科技集团股份有限公司 | Three-dimensional module, three-dimensional display device and drive method of three-dimensional module |
| CN104730719A (en) * | 2015-04-09 | 2015-06-24 | 京东方科技集团股份有限公司 | Touch naked eye optical grating 3D display device and making and control method thereof |
| WO2015100918A1 (en) * | 2013-12-31 | 2015-07-09 | 京东方科技集团股份有限公司 | Display device and method for preparation thereof |
| CN104777684A (en) * | 2015-04-24 | 2015-07-15 | 京东方科技集团股份有限公司 | Self-capacitance touch control liquid crystal grating as well as preparation method, display screen and display device thereof |
| US9569047B2 (en) | 2013-12-31 | 2017-02-14 | Boe Technology Group Co., Ltd. | Display device and method for preparing the same |
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2013
- 2013-05-24 CN CN 201320291709 patent/CN203241674U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2015100918A1 (en) * | 2013-12-31 | 2015-07-09 | 京东方科技集团股份有限公司 | Display device and method for preparation thereof |
| US9569047B2 (en) | 2013-12-31 | 2017-02-14 | Boe Technology Group Co., Ltd. | Display device and method for preparing the same |
| CN104615323A (en) * | 2015-02-06 | 2015-05-13 | 京东方科技集团股份有限公司 | Three-dimensional module, three-dimensional display device and drive method of three-dimensional module |
| WO2016123946A1 (en) * | 2015-02-06 | 2016-08-11 | 京东方科技集团股份有限公司 | 3d module, 3d display device, and driving method for 3d module |
| CN104615323B (en) * | 2015-02-06 | 2017-02-08 | 京东方科技集团股份有限公司 | Three-dimensional module, three-dimensional display device and drive method of three-dimensional module |
| US10324558B2 (en) | 2015-02-06 | 2019-06-18 | Boe Technology Group Co., Ltd. | 3D module, 3D display device and method for driving 3D module |
| CN104730719A (en) * | 2015-04-09 | 2015-06-24 | 京东方科技集团股份有限公司 | Touch naked eye optical grating 3D display device and making and control method thereof |
| US10009599B2 (en) | 2015-04-09 | 2018-06-26 | Boe Technology Group Co., Ltd. | Touch glasses-free grating 3D display device and manufacturing and control methods thereof |
| CN104777684A (en) * | 2015-04-24 | 2015-07-15 | 京东方科技集团股份有限公司 | Self-capacitance touch control liquid crystal grating as well as preparation method, display screen and display device thereof |
| US10203820B2 (en) | 2015-04-24 | 2019-02-12 | Boe Technology Group Co., Ltd. | Self-capacitance touch liquid crystal grating, manufacturing method thereof, driving method thereof, display panel and display device |
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Owner name: JINGDONGFANG SCIENCE AND TECHNOLOGY GROUP CO., LTD Free format text: FORMER OWNER: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20150707 Owner name: BEIJING BOE PHOTOELECTRICITY SCIENCE + TECHNOLOGY Effective date: 20150707 |
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Effective date of registration: 20150707 Address after: 100015 Jiuxianqiao Road, Beijing, No. 10, No. Patentee after: BOE TECHNOLOGY GROUP Co.,Ltd. Patentee after: BEIJING BOE OPTOELECTRONICS TECHNOLOGY Co.,Ltd. Address before: 100176 Beijing city in Western Daxing District economic and Technological Development Zone, Road No. 8 Patentee before: BEIJING BOE OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 |