CN110955076B - Liquid crystal display panel and liquid crystal display device - Google Patents
Liquid crystal display panel and liquid crystal display device Download PDFInfo
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- CN110955076B CN110955076B CN201911277697.6A CN201911277697A CN110955076B CN 110955076 B CN110955076 B CN 110955076B CN 201911277697 A CN201911277697 A CN 201911277697A CN 110955076 B CN110955076 B CN 110955076B
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134336—Matrix
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/13439—Electrodes characterised by their electrical, optical, physical properties; materials therefor; method of making
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Geometry (AREA)
- Liquid Crystal (AREA)
Abstract
The application provides a liquid crystal display panel and a liquid crystal display device. The liquid crystal display panel includes: an array substrate; the color film substrate is arranged opposite to the array substrate; the first liquid crystal layer is clamped between the array substrate and the color film substrate; and the liquid crystal antenna module is arranged on one surface of the array substrate, which is far away from the color film substrate. The liquid crystal display panel and the liquid crystal display device provided by the application have the advantages that the liquid crystal antenna module is arranged on the back face of the array substrate, so that the liquid crystal antenna module can adopt different liquid crystal molecules with the first liquid crystal layer for displaying, the electrical performance of the liquid crystal antenna is convenient to guarantee, and due to the fact that signal emission can be conducted from the lower portion of the array substrate, the signal interference of the array substrate and the color film substrate to the liquid crystal antenna module is avoided.
Description
Technical Field
The application relates to the field of display, in particular to a mini-LED backlight module and a liquid crystal display panel.
Background
The planar antenna based on liquid crystal for phase adjustment is a novel phased array antenna. Due to the characteristic that the signal can be directionally transmitted and received under the regulation of an electric field, the device is widely concerned. In the high-frequency band (15GHz-1.5THz), the liquid crystal antenna has obvious advantages compared with the common antenna. The current liquid crystal antenna is mainly used as a single panel antenna unit to serve as a satellite communication function, and the liquid crystal antenna is an important part for future automatic driving.
However, in the prior art, since the liquid crystal antenna and the display portion of the liquid crystal display panel are integrated together, the liquid crystal antenna is driven in a function multiplexing manner, and in this manner, the panel itself can block and interfere with the antenna signal. Therefore, the prior art has defects and needs to be improved urgently.
Disclosure of Invention
The embodiment of the application aims to provide a liquid crystal display panel and a liquid crystal display device, which have the advantages that the signal of an antenna module is prevented from being shielded by the display panel, and the strength of the signal of the antenna module can be improved.
The embodiment of the application provides a liquid crystal display panel, include:
an array substrate;
the color film substrate is arranged opposite to the array substrate;
the first liquid crystal layer is clamped between the array substrate and the color film substrate;
and the liquid crystal antenna module is arranged on one surface of the array substrate, which is far away from the color film substrate.
In the liquid crystal display panel, the liquid crystal antenna module includes a second substrate, a second liquid crystal layer, a first metal electrode layer and a second metal electrode layer, the second substrate is arranged opposite to the lower surface of the array substrate, the second liquid crystal layer is clamped between the lower surface of the array substrate and the upper surface of the second substrate, the first metal electrode layer is arranged on the array substrate facing to one surface of the second substrate, and the second metal electrode layer is arranged on the second substrate facing to one surface of the array substrate.
In the liquid crystal display panel, the first metal electrode layer forms a plurality of driving circuit units, the second metal electrode layer forms a plurality of radiation circuit units, the plurality of driving circuit units and the plurality of radiation circuit units are respectively opposite one by one, and one driving circuit unit and one radiation circuit unit form an antenna unit relatively.
In the liquid crystal display panel of the present application, the plurality of driving circuit units are arranged in a rectangular array, and the plurality of radiation circuit units are arranged in a rectangular array.
In the liquid crystal display panel, the first liquid crystal layer is a K15 type liquid crystal or an E7 type liquid crystal, and the second liquid crystal layer is a high adjustable range liquid crystal GT 7-29001.
In the liquid crystal display panel of the present application, the first metal electrode layer and the second metal electrode layer are both formed of a transparent conductive metal.
In the liquid crystal display panel, the liquid crystal antenna module comprises a first substrate, a second liquid crystal layer, a first metal electrode layer and a second metal electrode layer, the upper surface of the first substrate is attached to the lower surface of the array substrate, the second substrate is arranged opposite to the first substrate, the second liquid crystal layer is clamped between the first substrate and the second substrate, the first metal electrode layer is arranged on the first substrate and faces the second substrate, and the second metal electrode layer is arranged on the second substrate and faces the first substrate.
In the liquid crystal display panel, one surface of the first substrate facing the array substrate is further provided with a shielding metal layer.
The embodiment of the application also provides a liquid crystal display device, which comprises the liquid crystal display panel and a backlight module, wherein the liquid crystal display panel is arranged on the backlight module.
Therefore, the liquid crystal display panel and the liquid crystal display device provided by the application have the advantages that the liquid crystal antenna module is arranged on the back surface of the array substrate, so that the liquid crystal antenna module can adopt different liquid crystal molecules from the first liquid crystal layer for display, the electrical performance of the liquid crystal antenna is convenient to guarantee, and the signal interference of the array substrate and the color film substrate on the liquid crystal antenna module is avoided due to the fact that the signal emission can be carried out from the lower part of the array substrate.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a layer structure diagram of a liquid crystal display panel according to an embodiment of the present application.
Fig. 2 is a structural diagram of a driving circuit unit of a liquid crystal antenna module of a liquid crystal display panel according to an embodiment of the present application.
Fig. 3 is a connection structure diagram of a plurality of driving circuit units of a liquid crystal antenna module of a liquid crystal display panel according to an embodiment of the present application.
Fig. 4 is another layer structure diagram of the liquid crystal display panel according to the embodiment of the present application.
Fig. 5 is a layer structure diagram of a liquid crystal display device according to an embodiment of the present application.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
Referring to fig. 1, fig. 1 is a layered structure diagram of a liquid crystal display panel according to an embodiment of the present application. The liquid crystal display panel includes: an array substrate 10, a color film substrate 20, a first liquid crystal layer 30 and a liquid crystal antenna module 40. The array substrate 10 and the color film substrate 20 are arranged oppositely; the first liquid crystal layer 30 is sandwiched between the array substrate 10 and the color film substrate 20; the liquid crystal antenna module 40 is disposed on a surface of the array substrate 10 away from the color filter substrate 20.
The array substrate 10 includes a glass substrate 11 and a thin film transistor array layer disposed on an upper surface of the glass substrate 11. The liquid crystal antenna module 40 is disposed on the lower surface of the glass substrate 11. The color filter substrate 20 may be a color filter substrate commonly used in the prior art, and for example, may include a glass substrate, a common electrode disposed on a lower surface of the glass substrate, and a color filter function layer disposed on an upper surface of the glass substrate.
Specifically, in some embodiments, the liquid crystal antenna module 40 includes a second substrate 80, a second liquid crystal layer 50, a first metal electrode layer 60, and a second metal electrode layer 70, where the second substrate 80 is disposed opposite to the lower surface of the array substrate, the second liquid crystal layer 50 is sandwiched between the lower surface of the array substrate 10 and the upper surface of the second substrate 80, the first metal electrode layer 60 is disposed on a surface of the array substrate facing the second substrate 80, and the second metal electrode layer 70 is disposed on a surface of the second substrate 80 facing the array substrate 10.
The first metal electrode layer 60 forms a plurality of driving circuit units 61, the second metal electrode layer 70 forms a plurality of radiating circuit units 71, the plurality of driving circuit units 61 and the plurality of radiating circuit units 71 are respectively opposite to each other one by one, and one driving circuit unit 61 and one radiating circuit unit 71 are opposite to each other to form an antenna unit 40 a. The first metal electrode layer 60 and the second metal electrode layer 70 are formed by a transparent conductive metal, such as indium tin oxide.
The plurality of driving circuit units 61 are arranged in a rectangular array, and the plurality of radiating circuit units 71 are arranged in a rectangular array.
As shown in fig. 2, the driving circuit unit 61 includes an input port 613, a coupling point 611, and a phase shifter electrode line 612. The coupling point is connected to the phase shifter electrode line 612, and the input port is spaced apart from the phase shifter electrode line 612. However, it is understood that the driving circuit unit 61 may also be other common driving circuit units for antennas, which are not listed here.
As shown in fig. 3, in some embodiments, the first electrode metal layer 60 is further formed with a signal input port 63 and a feeding network 64, the signal input port 63 is coupled to the feeding network, and the feeding network 64 extends horizontally to be electrically connected to each of the driving circuit units 61.
The first metal electrode layer 60 and the second metal electrode layer 70 are deposited by a transparent metal physical vapor deposition method, and then formed by a patterning process.
In some embodiments, the first liquid crystal layer 30 is a K15 mode liquid crystal or an E7 mode liquid crystal, and the second liquid crystal layer 50 is a high tunable range liquid crystal GT 7-29001. The first liquid crystal layer 30 has better optical properties, while the second liquid crystal layer 50 has better electrical properties.
Therefore, the liquid crystal display panel provided by the application has the advantages that the liquid crystal antenna module is arranged on the back face of the array substrate, so that the liquid crystal antenna module can adopt different liquid crystal molecules with the first liquid crystal layer for display, the electrical performance of the liquid crystal antenna is convenient to guarantee, and the signal interference of the array substrate and the color film substrate to the liquid crystal antenna module is avoided due to the fact that signal emission can be carried out from the lower portion of the array substrate.
It can be understood that, as shown in fig. 4, in some embodiments, the liquid crystal antenna module 40 includes a first substrate 90, a second substrate 80, a second liquid crystal layer 50, a first metal electrode layer 60, and a second metal electrode layer 70, wherein an upper surface of the first substrate 90 is attached to a lower surface of the array substrate 10, the second substrate 80 is disposed opposite to the first substrate 90, the second liquid crystal layer 50 is sandwiched between the first substrate 90 and the second substrate 80, the first metal electrode layer 60 is disposed on a surface of the first substrate 90 facing the second substrate 80, and the second metal electrode layer 70 is disposed on a surface of the second substrate 80 facing the first substrate 90.
The array substrate 10 includes a glass substrate 11 and a thin film transistor array layer disposed on an upper surface of the glass substrate 11. The liquid crystal antenna module 40 is disposed on the lower surface of the glass substrate 11. The glass substrate 11 and the first substrate 90 are stacked and bonded. It is understood that the first substrate 90 may be a PI substrate or a glass substrate.
The first metal electrode layer 60 forms a plurality of driving circuit units 61, the second metal electrode layer 70 forms a plurality of radiating circuit units 71, the plurality of driving circuit units 61 and the plurality of radiating circuit units 71 are respectively opposite to each other one by one, and one driving circuit unit 61 and one radiating circuit unit 71 are opposite to each other to form an antenna unit 40 a. The first metal electrode layer 60 and the second metal electrode layer 70 are formed by a transparent conductive metal, such as indium tin oxide. The plurality of driving circuit units 61 are arranged in a rectangular array, and the plurality of radiation circuit units 71 are arranged in a rectangular array.
The structures of the driving circuit unit 61 and the radiation circuit unit 71 are the same as those of the driving circuit unit 61 and the radiation circuit unit 71 in the above embodiments, and therefore, the description thereof will not be repeated. The first liquid crystal layer 30 is a K15 mode liquid crystal or an E7 mode liquid crystal, and the second liquid crystal layer 50 is a high tunable range liquid crystal GT 7-29001. The first liquid crystal layer 30 has better optical properties, while the second liquid crystal layer 50 has better electrical properties.
In some embodiments, a shielding metal layer 91 is further disposed on a side of the first substrate 90 facing the array substrate 10.
Referring to fig. 5, the present application further provides a liquid crystal display device, which includes a liquid crystal display panel 100 and a backlight module 200, where the liquid crystal display panel 100 is a backlight display panel in any of the above embodiments. The backlight module 200 is a side-in type backlight module, so that the signal interference of the backlight module to the radiation circuit unit can be reduced.
Therefore, the liquid crystal display panel and the liquid crystal display device provided by the application have the advantages that the liquid crystal antenna module is arranged on the back surface of the array substrate, so that the liquid crystal antenna module can adopt different liquid crystal molecules from the first liquid crystal layer for display, the electrical performance of the liquid crystal antenna is convenient to guarantee, and the signal interference of the array substrate and the color film substrate on the liquid crystal antenna module is avoided due to the fact that the signal emission can be carried out from the lower part of the array substrate.
The liquid crystal display panel and the liquid crystal display device provided by the embodiments of the present application are described in detail above, and the principles and embodiments of the present application are explained herein by applying specific examples, and the above description of the embodiments is only used to help understanding the present application. Meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (7)
1. A liquid crystal display panel, comprising:
an array substrate;
the color film substrate is arranged opposite to the array substrate;
the first liquid crystal layer is clamped between the array substrate and the color film substrate;
the liquid crystal antenna module is arranged on one surface of the array substrate, which is far away from the color film substrate;
the liquid crystal antenna module comprises a second substrate, a second liquid crystal layer, a first metal electrode layer and a second metal electrode layer, wherein the second substrate is arranged opposite to the lower surface of the array substrate, the second liquid crystal layer is clamped between the lower surface of the array substrate and the upper surface of the second substrate, the first metal electrode layer is arranged on one surface, facing the second substrate, of the array substrate, and the second metal electrode layer is arranged on one surface, facing the array substrate, of the second substrate; the first metal electrode layer and the second metal electrode layer are both formed by adopting transparent conductive metal.
2. The lcd panel of claim 1, wherein the first metal electrode layer forms a plurality of driving circuit units, the second metal electrode layer forms a plurality of radiating circuit units, the plurality of driving circuit units and the plurality of radiating circuit units are respectively opposite one to one, and one driving circuit unit and one radiating circuit unit are opposite to form an antenna unit.
3. The liquid crystal display panel according to claim 2, wherein the plurality of driving circuit units are arranged in a rectangular array, and the plurality of radiation circuit units are arranged in a rectangular array.
4. The liquid crystal display panel according to claim 1, wherein the first liquid crystal layer is a K15 type liquid crystal or an E7 type liquid crystal, and the second liquid crystal layer is a high tunable range liquid crystal GT 7-29001.
5. The liquid crystal display panel according to claim 1, wherein the liquid crystal antenna module comprises a first substrate, a second liquid crystal layer, a first metal electrode layer, and a second metal electrode layer, an upper surface of the first substrate is attached to a lower surface of the array substrate, the second substrate is disposed opposite to the first substrate, the second liquid crystal layer is sandwiched between the first substrate and the second substrate, the first metal electrode layer is disposed on a surface of the first substrate facing the second substrate, and the second metal electrode layer is disposed on a surface of the second substrate facing the first substrate.
6. The liquid crystal display panel according to claim 5, wherein a shielding metal layer is further disposed on a surface of the first substrate facing the array substrate.
7. A liquid crystal display device, comprising the liquid crystal display panel of any one of claims 1-6 and a backlight module, wherein the liquid crystal display panel is disposed on the backlight module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911277697.6A CN110955076B (en) | 2019-12-11 | 2019-12-11 | Liquid crystal display panel and liquid crystal display device |
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| CN201911277697.6A CN110955076B (en) | 2019-12-11 | 2019-12-11 | Liquid crystal display panel and liquid crystal display device |
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| CN110955076B true CN110955076B (en) | 2021-05-28 |
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| CN117199838A (en) * | 2022-05-31 | 2023-12-08 | 北京京东方传感技术有限公司 | Liquid crystal antenna array and electronic device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000269054A (en) * | 1999-03-18 | 2000-09-29 | Alps Electric Co Ltd | Transformer |
| EP1245988A3 (en) * | 2001-03-27 | 2004-05-26 | Ngk Insulators, Ltd. | Display apparatus |
| CN110176673A (en) * | 2019-06-03 | 2019-08-27 | 京东方科技集团股份有限公司 | Liquid crystal antenna element, LCD phased array antenna and phase alignment |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3874964B2 (en) * | 1999-04-28 | 2007-01-31 | 日本放送協会 | Variable phase shifter |
| CN101308266B (en) * | 2008-07-11 | 2010-06-02 | 昆山龙腾光电有限公司 | Liquid crystal display panel, LCD device and electronic equipment |
| CN103887590A (en) * | 2012-12-21 | 2014-06-25 | 鸿富锦精密工业（深圳）有限公司 | Watch and NFC antenna |
| CN105589269B (en) * | 2016-03-18 | 2018-12-21 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN209746450U (en) * | 2019-04-30 | 2019-12-06 | 广州微证互联网有限公司 | Electronic device capable of realizing card reading under screen and card reading device under screen |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000269054A (en) * | 1999-03-18 | 2000-09-29 | Alps Electric Co Ltd | Transformer |
| EP1245988A3 (en) * | 2001-03-27 | 2004-05-26 | Ngk Insulators, Ltd. | Display apparatus |
| CN110176673A (en) * | 2019-06-03 | 2019-08-27 | 京东方科技集团股份有限公司 | Liquid crystal antenna element, LCD phased array antenna and phase alignment |
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