CN106980426A - Display device, display screen, touch screen and electronic equipment - Google Patents

Abstract

The embodiment of the present invention provides a kind of display device, display screen, touch screen and electronic equipment, the display device includes cover plate, the first capacitor layers and display screen, the cover plate, the first capacitor layers and display screen are cascading, first capacitor layers cover the viewing area of the display screen, and first capacitor layers are used to gather finger print information.In the program, because the first capacitor layers cover the viewing area of display screen, therefore in the range of the viewing area of display screen, electronic equipment can collect the finger print information of user.So as to which user by the predeterminable area on display screen without inputting finger print information, it is possible to increase electronic equipment gathers the efficiency of user fingerprints information.

Description

Display device, display screen, touch screen and electronic equipment

technical field

The present invention relates to the field of communication technology, in particular to a display device, a display screen, a touch screen and electronic equipment.

Background technique

Currently, mobile terminals such as smart phones are provided with fingerprint recognition areas. The fingerprint identification area is used to identify the fingerprint information input by the user. The fingerprint recognition area is usually located at the lower part of the display screen of the mobile terminal. A physical key is arranged in the fingerprint recognition area, and then the fingerprint sensor chip is pasted on the physical key.

In the above mobile terminal, the fingerprint identification area is small, and the position of the fingerprint identification area on the mobile terminal is fixed. When the user inputs the fingerprint information, he can only input the fingerprint information by pressing the fingerprint recognition area. Therefore, the fingerprint identification of the mobile terminal has great limitations, and the fingerprint information input by the user can only be identified through the preset fingerprint identification area, resulting in low efficiency of fingerprint identification.

Contents of the invention

Embodiments of the present invention provide a display device, a display screen, a touch screen, and electronic equipment, which can improve the efficiency of fingerprint identification of electronic equipment.

An embodiment of the present invention provides a display device, including a cover plate, a first capacitive layer, and a display screen, the cover plate, the first capacitive layer, and the display screen are sequentially stacked, the first capacitive layer covers the display area of the display screen, The first capacitor layer is used to collect fingerprint information.

An embodiment of the present invention also provides a display screen, including a substrate and a capacitive layer disposed on the substrate, the capacitive layer includes a plurality of capacitors, and the display screen has at least one working state so that the capacitive layer collects touch information while simultaneously , to collect fingerprint information.

An embodiment of the present invention also provides a touch screen, including a substrate and a capacitive layer disposed on the substrate, the capacitive layer includes a plurality of capacitors, and the touch screen has at least one working state so that the capacitive layer collects touch information At the same time, fingerprint information is collected.

Correspondingly, an embodiment of the present invention also provides an electronic device, including a housing and a display device, the display device is installed on the housing, and the display device is the above-mentioned display device.

In the display device provided by the embodiment of the present invention, since the first capacitive layer covers the display area of the display screen, the electronic device can collect the user's fingerprint information within the range of the display area of the display screen. Therefore, the user does not need to input fingerprint information through a preset area on the display screen, and the efficiency of collecting user fingerprint information by the electronic device can be improved.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following will briefly introduce the drawings that need to be used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to these drawings without creative work.

FIG. 1 is a first exploded schematic diagram of an electronic device provided by an embodiment of the present invention.

Fig. 2 is a first structural schematic diagram of an electronic device provided by an embodiment of the present invention.

Fig. 3 is a second exploded schematic view of the electronic device provided by the embodiment of the present invention.

Fig. 4 is a second structural schematic diagram of an electronic device provided by an embodiment of the present invention.

Fig. 5 is a schematic diagram of an installation structure of an electronic device provided by an embodiment of the present invention.

Fig. 6 is a schematic diagram of the first structure of the display screen provided by the embodiment of the present invention.

FIG. 7 is a schematic diagram of a first structure of a display device provided by an embodiment of the present invention.

FIG. 8 is a schematic diagram of a second structure of a display device provided by an embodiment of the present invention.

FIG. 9 is a schematic diagram of a third structure of a display device provided by an embodiment of the present invention.

Fig. 10 is a schematic diagram of a first capacitive layer provided by an embodiment of the present invention.

FIG. 11 is a schematic diagram of a second capacitive layer provided by an embodiment of the present invention.

FIG. 12 is a schematic diagram of a fourth structure of a display device provided by an embodiment of the present invention.

FIG. 13 is a schematic diagram of a fifth structure of a display device provided by an embodiment of the present invention.

Fig. 14 is a second structural schematic diagram of the display screen provided by the embodiment of the present invention.

FIG. 15 is a schematic diagram of a sixth structure of a display device provided by an embodiment of the present invention.

FIG. 16 is a schematic diagram of a seventh structure of a display device provided by an embodiment of the present invention.

FIG. 17 is a schematic diagram of an eighth structure of a display device provided by an embodiment of the present invention.

FIG. 18 is a ninth structural schematic diagram of a display device provided by an embodiment of the present invention.

Fig. 19 is a schematic diagram of a third structure of a display screen provided by an embodiment of the present invention.

FIG. 20 is a schematic structural diagram of a touch screen provided by an embodiment of the present invention.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts fall within the protection scope of the present invention.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Orientation indicated by rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc. The positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as limiting the invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of said features. In the description of the present invention, "plurality" means two or more, unless otherwise specifically defined.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected, or electrically connected, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction of two components relation. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In the present invention, unless otherwise clearly specified and limited, a first feature being "on" or "under" a second feature may include direct contact between the first and second features, and may also include the first and second features Not in direct contact but through another characteristic contact between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different structures of the present invention. To simplify the disclosure of the present invention, components and arrangements of specific examples are described below. Of course, they are only examples and are not intended to limit the invention. Furthermore, the present disclosure may repeat reference numerals and/or reference letters in different instances, such repetition is for simplicity and clarity and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed. In addition, various specific process and material examples are provided herein, but one of ordinary skill in the art may recognize the use of other processes and/or the use of other materials.

An embodiment of the present invention provides an electronic device. The electronic device may be a smart phone, a tablet computer or the like. Referring to FIG. 1 and FIG. 2 , FIG. 1 is a first exploded schematic diagram of the electronic device 100 , and FIG. 2 is a first structural schematic diagram of the electronic device 100 . The electronic device 100 includes a cover 10 , a display screen 20 , a circuit board 30 , a battery 40 and a casing 50 .

Wherein, the cover plate 10 is installed on the display screen 20 to cover the display screen 20 . The cover plate 10 may be a transparent glass cover plate. In some embodiments, the cover plate 10 may be a glass cover plate made of materials such as sapphire.

The display screen 20 is mounted on the casing 50 to form a display surface of the electronic device 100 . The display screen 20 may include a display area 201 and a non-display area 202 . The display area 201 is used to display information such as images and texts. The non-display area 202 does not display information. The non-display area 202 may be formed in an edge area such as an upper portion, a lower portion, or a side of the display area 201 . The non-display area 202 may be provided with functional components such as a camera and a proximity sensor.

Wherein, when the display screen 20 includes a display area 201 and a non-display area 202 , the area of the cover plate 10 is larger than the area of the display screen 20 . The cover plate 10 covers the display area 201 and the non-display area 202 on the display screen 20 .

The circuit board 30 is installed inside the housing 50 . The circuit board 30 may be a main board of the electronic device 100 . Wherein, a camera 301 is integrated on the circuit board 30 . In some embodiments, functional components such as a proximity sensor and a processor may also be integrated on the circuit board 30 . Meanwhile, the display screen 20 may be electrically connected to the circuit board 30 .

When viewed from the direction in which the display screen 20 of the electronic device 100 is facing, the camera 301 may be located in the non-display area 202 of the display screen 20 .

The battery 40 is installed inside the case 50 . The battery 40 is used to provide electric energy for the electronic device 100 . In some embodiments, the battery 40 can be logically connected to the processor on the circuit board 30 through the power management system in the electronic device 100, so as to implement functions such as managing charging, discharging, and power consumption through the power management system.

The housing 50 is used to form the outer contour of the electronic device 100 . The material of the housing 50 can be plastic or metal. The casing 50 can be integrally formed.

In some embodiments, refer to FIG. 3 and FIG. 4 , wherein FIG. 3 is a second exploded schematic diagram of the electronic device 100 , and FIG. 4 is a second structural schematic diagram of the electronic device 100 . The electronic device 100 includes a cover 10 , a display screen 20 , a circuit board 30 , a battery 40 and a casing 50 .

Wherein, the cover plate 10 is installed on the display screen 20 to cover the display screen 20 . The cover plate 10 may be a transparent glass cover plate. In some embodiments, the cover plate 10 may be a glass cover plate made of materials such as sapphire.

The display screen 20 is mounted on the casing 50 to form a display surface of the electronic device 100 . The display screen 20 may include a display area 201 . The display area 201 is used to display information such as images and texts. Wherein, the display screen 20 may be a large-screen display screen, and the display screen 20 does not include a non-display area. Functional components such as a camera and a proximity sensor in the electronic device 100 may be hidden inside the electronic device 100 .

Wherein, when the display screen 20 only includes the display area 201 and does not include the non-display area, the area of the cover plate 10 may be the same as that of the display screen 20 . The area of the cover plate 10 may also be larger than the area of the display screen 20 . The cover plate 10 covers the display area 201 on the display screen 20 .

The circuit board 30 is installed inside the housing 50 . The circuit board 30 may be a main board of the electronic device 100 . Functional components such as a camera, a proximity sensor, and a processor may be integrated on the circuit board 30 . Meanwhile, the display screen 20 may be electrically connected to the circuit board 30 .

When viewed from the direction in which the display screen 20 of the electronic device 100 is facing, functional components such as a camera, a proximity sensor, and a processor integrated on the circuit board 30 are not visible.

The battery 40 is installed inside the case 50 . The battery 40 is used to provide electric energy for the electronic device 100 . In some embodiments, the battery 40 can be logically connected to the processor on the circuit board 30 through the power management system in the electronic device 100, so as to implement functions such as managing charging, discharging, and power consumption through the power management system.

The housing 50 is used to form the outer contour of the electronic device 100 . The material of the housing 50 can be plastic or metal. The casing 50 can be integrally formed.

In some embodiments, refer to FIG. 5 , which is a schematic diagram of an installation structure of the electronic device 100 . Wherein, the casing 50 forms the outer contour of the electronic device 100 . The circuit board 30 is installed inside the housing 50 . The battery 40 is also installed inside the housing 50 . The display screen 20 is installed inside the casing 50 . Wherein, in the thickness direction of the electronic device 100 , the display screen 20 may be installed above the circuit board 30 and the battery 40 . The cover plate 10 is mounted on the housing 50 . In the thickness direction of the electronic device 100 , the cover plate 10 may be installed above the display screen 20 . The cover plate 10 covers the display screen 20 .

Wherein, a first capacitance layer 60 is disposed between the cover plate 10 and the display screen 20 . The cover plate 10, the first capacitive layer 60, and the display screen 20 are stacked sequentially. The cover plate 10 , the first capacitive layer 60 , and the display screen 20 can form a display device 200 .

The first capacitive layer 60 covers the display area of the display screen 20 . The first capacitor layer 60 includes a plurality of capacitors spaced apart from each other. The first capacitive layer 60 is used to sense the user's fingerprint, so as to collect the user's fingerprint information.

In some embodiments, while collecting the fingerprint information of the user, the first capacitive layer 60 can also collect the touch information of the user. Wherein, the touch information includes information such as the pressing position, the pressing area, and the pressing pressure of the user on the first capacitive layer 60 .

Since the first capacitive layer 60 covers the display area of the display screen 20 , the electronic device 100 can collect the fingerprint information of the user within the range of the display area of the display screen 20 . Therefore, the user does not need to input fingerprint information through a preset area on the display screen, and the efficiency of collecting user fingerprint information by the electronic device can be improved.

In some embodiments, refer to FIG. 6 , which is a schematic diagram of a first structure of the display screen 20 . Wherein, the display screen 20 is a liquid crystal display (Liquid Crystal Display, LCD for short). The display screen 20 includes an upper polarizer 21 , an upper substrate 22 , a liquid crystal layer 23 , a lower substrate 24 , a lower polarizer 25 and a backlight module 26 .

Wherein, the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 are stacked in sequence. The upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 can be fixed by bonding or by other methods. The areas of the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 may be the same.

Wherein, the upper polarizer 21 and the lower polarizer 25 are used for light filtering. The upper substrate 22 and the lower substrate 24 serve as substrates of the liquid crystal layer 23 for providing support for the liquid crystal layer 23 . The liquid crystal layer 23 is used to emit light. Information such as images and texts displayed on the display screen 20 is the visible light generated by the liquid crystal layer 23 . The backlight module 26 is used to provide a light source for the liquid crystal layer 23 .

In some embodiments, both the upper substrate 22 and the lower substrate 24 may be glass substrates.

In some embodiments, refer to FIG. 7 , which is a first structural schematic diagram of a display device 200 . The display device 200 includes a cover plate 10 , a first capacitive layer 60 and a display screen 20 .

Wherein, the cover plate 10 , the first capacitive layer 60 and the display screen 20 are sequentially stacked. The capacitive layer 60 may be laid on a side of the cover plate 10 close to the display screen 20 . The area of the capacitive layer 60 may be the same as that of the cover plate 10 . The capacitive layer 60 covers the display area of the display screen 20 .

Wherein, the display screen 20 is a liquid crystal display screen. The display screen 20 includes an upper polarizer 21 , an upper substrate 22 , a liquid crystal layer 23 , a lower substrate 24 , a lower polarizer 25 and a backlight module 26 .

Wherein, the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 are stacked in sequence. The upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 can be fixed by bonding or by other methods. The areas of the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 may be the same.

Wherein, the upper polarizer 21 and the lower polarizer 25 are used for light filtering. The upper substrate 22 and the lower substrate 24 serve as substrates of the liquid crystal layer 23 for providing support for the liquid crystal layer 23 . The liquid crystal layer 23 is used to emit light. Information such as images and texts displayed on the display screen 20 is the visible light generated by the liquid crystal layer 23 . The backlight module 26 is used to provide a light source for the liquid crystal layer 23 .

In some embodiments, refer to FIG. 8 , which is a second structural schematic diagram of the display device 200 . The display device 200 includes a cover plate 10 , a first capacitive layer 60 and a display screen 20 . Wherein, the cover plate 10 , the first capacitive layer 60 and the display screen 20 are sequentially stacked.

Wherein, the display screen 20 is a liquid crystal display screen. The display screen 20 includes an upper polarizer 21 , an upper substrate 22 , a liquid crystal layer 23 , a lower substrate 24 , a lower polarizer 25 and a backlight module 26 .

Wherein, the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 are stacked in sequence. The upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 can be fixed by bonding or by other methods. The areas of the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 may be the same.

Wherein, the upper polarizer 21 and the lower polarizer 25 are used for light filtering. The upper substrate 22 and the lower substrate 24 serve as substrates of the liquid crystal layer 23 for providing support for the liquid crystal layer 23 . The liquid crystal layer 23 is used to emit light. Information such as images and texts displayed on the display screen 20 is the visible light generated by the liquid crystal layer 23 . The backlight module 26 is used to provide a light source for the liquid crystal layer 23 .

The capacitive layer 60 may be laid on a side of the upper polarizer 21 close to the cover plate 10 . The area of the capacitive layer 60 may be the same as that of the upper polarizer 21 . The capacitive layer 60 covers the upper polarizer 21 .

In some embodiments, refer to FIG. 9 , which is a schematic diagram of a third structure of the display device 200 . The display device 200 includes a cover plate 10 , a first capacitive layer 60 and a display screen 20 . Wherein, the cover plate 10 , the first capacitive layer 60 and the display screen 20 are sequentially stacked.

Wherein, the display screen 20 is a liquid crystal display screen. The display screen 20 includes an upper polarizer 21 , an upper substrate 22 , a liquid crystal layer 23 , a lower substrate 24 , a lower polarizer 25 and a backlight module 26 .

Wherein, the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 are stacked in sequence. The upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 can be fixed by bonding or by other methods. The areas of the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 may be the same.

Wherein, the upper polarizer 21 and the lower polarizer 25 are used for light filtering. The upper substrate 22 and the lower substrate 24 serve as substrates of the liquid crystal layer 23 for providing support for the liquid crystal layer 23 . The liquid crystal layer 23 is used to emit light. Information such as images and texts displayed on the display screen 20 is the visible light generated by the liquid crystal layer 23 . The backlight module 26 is used to provide a light source for the liquid crystal layer 23 .

The capacitive layer 60 may be laid on a side of the upper polarizer 21 close to the cover plate 10 . The area of the capacitive layer 60 may be the same as that of the upper polarizer 21 . The capacitive layer 60 covers the upper polarizer 21 .

Wherein, the second capacitive layer 70 may also be arranged in the display screen 20 . The second capacitor layer 70 includes a plurality of capacitors spaced apart from each other. The second capacitive layer 70 is used to sense the user's press, so as to collect the user's press information, so that the electronic device 100 responds to the user's touch operation.

The second capacitive layer 70 may be disposed between the upper polarizer 21 and the upper substrate 22 , or between the upper substrate 22 and the liquid crystal layer 23 . The area of the second capacitive layer 70 may be the same as that of the liquid crystal layer 23 . Therefore, within the range of the display area of the display screen 20 , the electronic device 100 can collect the pressing information of the user.

In some embodiments, refer to FIG. 10 and FIG. 11 , FIG. 10 is a schematic structural diagram of the first capacitive layer 60 , and FIG. 11 is a schematic structural schematic diagram of the second capacitive layer 70 .

Wherein, the first capacitor layer 60 includes a plurality of capacitors 601 spaced apart from each other. The distance between two adjacent capacitors 601 is d1. The second capacitor layer 70 includes a plurality of capacitors 701 spaced apart from each other. The distance between two adjacent capacitors 701 is d2. Wherein, d1 is smaller than d2. That is, the capacitance arrangement density of the first capacitor layer 60 is greater than the capacitance arrangement density of the second capacitor layer 70 .

In some embodiments, refer to FIG. 12 , which is a schematic diagram of a fourth structure of the display device 200 . The display device 200 includes a cover plate 10 , a functional layer 80 , a first capacitive layer 60 and a display screen 20 .

Wherein, the cover plate 10 , the functional layer 80 , the first capacitive layer 60 and the display screen 20 are sequentially stacked. The capacitor layer 60 can be laid on the side of the functional layer 80 close to the display screen 20 . Wherein, the area of the functional layer 80 is the same as that of the cover plate 10 . The area of the capacitive layer 60 may be the same as that of the functional layer 80 . The capacitive layer 60 covers the display area of the display screen 20 .

In some embodiments, the functional layer 80 may be a glass layer or a film layer. The functional layer 80 is used to provide protection for the first capacitive layer 60 to prevent the first capacitive layer 60 from being damaged when the cover plate 10 is accidentally broken.

Wherein, the display screen 20 is a liquid crystal display screen. The display screen 20 includes an upper polarizer 21 , an upper substrate 22 , a liquid crystal layer 23 , a lower substrate 24 , a lower polarizer 25 and a backlight module 26 .

Wherein, the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 are stacked in sequence. The upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 can be fixed by bonding or by other methods. The areas of the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 may be the same.

Wherein, the upper polarizer 21 and the lower polarizer 25 are used for light filtering. The upper substrate 22 and the lower substrate 24 serve as substrates of the liquid crystal layer 23 for providing support for the liquid crystal layer 23 . The liquid crystal layer 23 is used to emit light. Information such as images and texts displayed on the display screen 20 is the visible light generated by the liquid crystal layer 23 . The backlight module 26 is used to provide a light source for the liquid crystal layer 23 .

In some embodiments, refer to FIG. 13 , which is a schematic diagram of a fifth structure of the display device 200 . The display device 200 includes a cover plate 10 , a first capacitive layer 60 , a functional layer 80 and a display screen 20 .

Wherein, the cover plate 10 , the first capacitive layer 60 , the functional layer 80 and the display screen 20 are sequentially stacked. The capacitor layer 60 can be laid on the side of the functional layer 80 close to the display screen 10 . Wherein, the area of the functional layer 80 is the same as that of the cover plate 10 . The area of the capacitive layer 60 may be the same as that of the functional layer 80 . The capacitive layer 60 covers the display area of the display screen 20 .

In some embodiments, the functional layer 80 may be a glass layer or a film layer. The functional layer 80 is used to provide protection for the first capacitive layer 60 to prevent the first capacitive layer 60 from being damaged when the cover plate 10 is accidentally broken.

Wherein, the display screen 20 is a liquid crystal display screen. The display screen 20 includes an upper polarizer 21 , an upper substrate 22 , a liquid crystal layer 23 , a lower substrate 24 , a lower polarizer 25 and a backlight module 26 .

Wherein, the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 are stacked in sequence. The upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 can be fixed by bonding or by other methods. The areas of the upper polarizer 21 , the upper substrate 22 , the liquid crystal layer 23 , the lower substrate 24 , the lower polarizer 25 and the backlight module 26 may be the same.

Wherein, the upper polarizer 21 and the lower polarizer 25 are used for light filtering. The upper substrate 22 and the lower substrate 24 serve as substrates of the liquid crystal layer 23 for providing support for the liquid crystal layer 23 . The liquid crystal layer 23 is used to emit light. Information such as images and texts displayed on the display screen 20 is the visible light generated by the liquid crystal layer 23 . The backlight module 26 is used to provide a light source for the liquid crystal layer 23 .

In some embodiments, refer to FIG. 14 , which is a second structural schematic diagram of the display screen 20 . Wherein, the display screen 20 is an organic light-emitting diode (Organic Light-Emitting Diode, OLED for short) display screen. The display screen 20 includes a polarizer 21 , an upper substrate 22 , an organic light emitting layer 23 and a lower substrate 24 .

Wherein, the polarizer 21 , the upper substrate 22 , the organic luminescent layer 23 and the lower substrate 24 are stacked in sequence. The polarizer 21 , the upper substrate 22 , the organic light-emitting body layer 23 and the lower substrate 24 can be fixed by bonding or by other methods. The areas of the polarizer 21 , the upper substrate 22 , the organic luminescent layer 23 and the lower substrate 24 may be the same.

Wherein, the polarizer 21 is used for light filtering. The upper substrate 22 and the lower substrate 24 serve as substrates of the organic luminescent layer 23 and are used to provide support for the organic luminescent layer 23 . The organic light emitter layer 23 is used to emit light. The images, texts and other information displayed on the display screen 20 are the visible light generated by the organic luminescent layer 23 .

In some embodiments, both the upper substrate 22 and the lower substrate 24 may be glass substrates.

In some embodiments, refer to FIG. 15 , which is a sixth structural diagram of the display device 200 . The display device 200 includes a cover plate 10 , a first capacitive layer 60 and a display screen 20 .

Wherein, the cover plate 10 , the first capacitive layer 60 and the display screen 20 are sequentially stacked. The capacitive layer 60 may be laid on a side of the cover plate 10 close to the display screen 20 . The area of the capacitive layer 60 may be the same as that of the cover plate 10 . The capacitive layer 60 covers the display area of the display screen 20 .

Wherein, the display screen 20 is an organic light emitting diode display screen. The display screen 20 includes a polarizer 21 , an upper substrate 22 , an organic light emitting layer 23 and a lower substrate 24 .

Wherein, the polarizer 21 , the upper substrate 22 , the organic luminescent layer 23 and the lower substrate 24 are stacked in sequence. The polarizer 21 , the upper substrate 22 , the organic light-emitting body layer 23 and the lower substrate 24 can be fixed by bonding or by other methods. The areas of the polarizer 21 , the upper substrate 22 , the organic luminescent layer 23 and the lower substrate 24 may be the same.

Wherein, the polarizer 21 is used for light filtering. The upper substrate 22 and the lower substrate 24 serve as substrates of the organic luminescent layer 23 and are used to provide support for the organic luminescent layer 23 . The organic light emitter layer 23 is used to emit light. The images, texts and other information displayed on the display screen 20 are the visible light generated by the organic luminescent layer 23 .

In some embodiments, refer to FIG. 16 , which is a seventh structural diagram of the display device 200 . The display device 200 includes a cover plate 10 , a first capacitive layer 60 and a display screen 20 . Wherein, the cover plate 10 , the first capacitive layer 60 and the display screen 20 are sequentially stacked.

Wherein, the display screen 20 is an organic light emitting diode display screen. The display screen 20 includes a polarizer 21 , an upper substrate 22 , an organic light emitting layer 23 and a lower substrate 24 .

Wherein, the polarizer 21 , the upper substrate 22 , the organic luminescent layer 23 and the lower substrate 24 are stacked in sequence. The polarizer 21 , the upper substrate 22 , the organic light-emitting body layer 23 and the lower substrate 24 can be fixed by bonding or by other methods. The areas of the polarizer 21 , the upper substrate 22 , the organic luminescent layer 23 and the lower substrate 24 may be the same.

Wherein, the polarizer 21 is used for light filtering. The upper substrate 22 and the lower substrate 24 serve as substrates of the organic luminescent layer 23 and are used to provide support for the organic luminescent layer 23 . The organic light emitter layer 23 is used to emit light. The images, texts and other information displayed on the display screen 20 are the visible light generated by the organic luminescent layer 23 .

The capacitive layer 60 may be laid on a side of the polarizer 21 close to the cover plate 10 . The area of the capacitive layer 60 may be the same as that of the polarizer 21 . The capacitor layer 60 covers the polarizer 21 .

In some embodiments, refer to FIG. 17 , which is a schematic diagram of an eighth structure of the display device 200 . The display device 200 includes a cover plate 10 , a functional layer 80 , a first capacitive layer 60 and a display screen 20 .

Wherein, the cover plate 10 , the functional layer 80 , the first capacitive layer 60 and the display screen 20 are sequentially stacked. The capacitor layer 60 can be laid on the side of the functional layer 80 close to the display screen 20 . Wherein, the area of the functional layer 80 is the same as that of the cover plate 10 . The area of the capacitive layer 60 may be the same as that of the functional layer 80 . The capacitive layer 60 covers the display area of the display screen 20 .

In some embodiments, the functional layer 80 may be a glass layer or a film layer. The functional layer 80 is used to provide protection for the first capacitive layer 60 to prevent the first capacitive layer 60 from being damaged when the cover plate 10 is accidentally broken.

Wherein, the display screen 20 is an organic light emitting diode display screen. The display screen 20 includes a polarizer 21 , an upper substrate 22 , an organic light emitting layer 23 and a lower substrate 24 .

Wherein, the polarizer 21 , the upper substrate 22 , the organic luminescent layer 23 and the lower substrate 24 are stacked in sequence. The polarizer 21 , the upper substrate 22 , the organic light-emitting body layer 23 and the lower substrate 24 can be fixed by bonding or by other methods. The areas of the polarizer 21 , the upper substrate 22 , the organic luminescent layer 23 and the lower substrate 24 may be the same.

Wherein, the polarizer 21 is used for light filtering. The upper substrate 22 and the lower substrate 24 serve as substrates of the organic luminescent layer 23 and are used to provide support for the organic luminescent layer 23 . The organic light emitter layer 23 is used to emit light. The images, texts and other information displayed on the display screen 20 are the visible light generated by the organic luminescent layer 23 .

In some embodiments, refer to FIG. 18 , which is a ninth structural diagram of the display device 200 . The display device 200 includes a cover plate 10 , a first capacitive layer 60 , a functional layer 80 and a display screen 20 .

Wherein, the cover plate 10 , the first capacitive layer 60 , the functional layer 80 and the display screen 20 are sequentially stacked. The capacitor layer 60 can be laid on the side of the functional layer 80 close to the display screen 10 . Wherein, the area of the functional layer 80 is the same as that of the cover plate 10 . The area of the capacitive layer 60 may be the same as that of the functional layer 80 . The capacitive layer 60 covers the display area of the display screen 20 .

In some embodiments, the functional layer 80 may be a glass layer or a film layer. The functional layer 80 is used to provide protection for the first capacitive layer 60 to prevent the first capacitive layer 60 from being damaged when the cover plate 10 is accidentally broken.

In the display device 200 in the above embodiment, since the first capacitive layer 60 covers the display area of the display screen 20 , the electronic device 100 can collect the user's fingerprint information within the range of the display area of the display screen 20 . Therefore, the user does not need to input fingerprint information through a preset area on the display screen, and the efficiency of collecting user fingerprint information by the electronic device can be improved.

In some embodiments, refer to FIG. 19 , which is a schematic diagram of a third structure of the display screen 20 . The display screen 20 includes a capacitor layer 27 and a substrate 28 . The capacitive layer 27 is disposed on one side of the substrate 28 . Wherein, the capacitor layer 27 includes a plurality of capacitors spaced apart from each other. The capacitive layer 27 covers the display area of the display screen 20 . The capacitive layer 27 is used to sense the user's fingerprint, so as to collect the user's fingerprint information.

In some embodiments, when the display screen 20 is an organic light emitting diode display screen, the substrate 28 may include a polarizer, an upper layer of glass, an organic luminescent body layer, and a lower layer of glass. Wherein, the polarizer, the upper layer of glass, the organic luminescent body layer and the lower layer of glass are stacked in sequence.

In some embodiments, when the display screen 20 is a liquid crystal display screen, the substrate 28 may include an upper polarizer, an upper layer of glass, a liquid crystal layer, a lower layer of glass, a lower polarizer, and a backlight module. Wherein, the upper polarizer, the upper glass, the liquid crystal layer, the lower glass, the lower polarizer and the backlight module are stacked in sequence.

In some embodiments, the capacitive layer 27 can also collect the user's touch information while collecting the user's fingerprint information. Wherein, the touch information includes information such as the user's pressing position, pressing area, and pressing pressure on the capacitive layer 27 .

In some embodiments, refer to FIG. 20 , which is a schematic structural diagram of a touch screen 90 provided by an embodiment of the present invention. The touch screen 90 includes a capacitive layer 91 and a substrate 92 . The capacitive layer 91 is disposed on the side of the substrate 92 . Wherein, the capacitor layer 91 includes a plurality of capacitors arranged at intervals. The capacitive layer 91 is used for sensing the user's fingerprint, so as to collect the user's fingerprint information.

In some embodiments, substrate 92 may be a transparent glass substrate.

In some embodiments, the capacitive layer 91 can also collect the user's touch information while collecting the user's fingerprint information. Wherein, the touch information includes information such as the user's pressing position, pressing area, and pressing pressure on the capacitive layer 91 .

The display device, display screen, touch screen and electronic equipment provided by the embodiments of the present invention have been introduced in detail above. In this paper, specific examples are used to illustrate the principle and implementation of the present invention. The description of the above embodiments is only for Aids in understanding the present invention. At the same time, for those skilled in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be construed as limiting the present invention.

Claims (15)

1. a kind of display device, it is characterised in that the display device includes cover plate, the first capacitor layers and display screen, described Cover plate, the first capacitor layers and display screen are cascading, and first capacitor layers cover the viewing area of the display screen, First capacitor layers are used to gather finger print information.

2. display device according to claim 1, it is characterised in that it is close that first capacitor layers are laid on the cover plate The side of the display screen.

3. display device according to claim 1, it is characterised in that the display screen includes polaroid, the polaroid The display screen is arranged on close to the side of the cover plate, first capacitor layers are laid on the polaroid close to the cover plate Side.

4. display device according to claim 1, it is characterised in that the display device also includes functional layer, the work( Ergosphere is arranged between the cover plate and the display screen.

5. display device according to claim 4, it is characterised in that first capacitor layers are laid on the functional layer and leaned on The side of the nearly cover plate.

6. display device according to claim 4, it is characterised in that first capacitor layers are laid on the functional layer and leaned on The side of the nearly display screen.

7. display device according to claim 4, it is characterised in that the functional layer is glassy layer or film layer.

8. display device according to any one of claim 1 to 7, it is characterised in that the display screen includes liquid crystal layer.

9. display device according to any one of claim 1 to 7, it is characterised in that the display screen includes organic hair Body of light layer.

10. display device according to any one of claim 1 to 7, it is characterised in that first capacitor layers are additionally operable to Gather touch information.

11. display device according to any one of claim 1 to 7, it is characterised in that the display screen includes the second electricity Hold layer, second capacitor layers are used to gather touch information.

12. display device according to claim 11, it is characterised in that first capacitor layers, the second capacitor layers are wrapped Multiple spaced electric capacity are included, the capacitive arrangement density of first capacitor layers is more than the capacitive arrangement of second capacitor layers Density.

13. a kind of display screen, it is characterised in that including capacitor layers substrate and setting on the substrate, the capacitor layers Including multiple electric capacity, the display screen at least possesses a working condition to cause the capacitor layers to gather the same of touch information When, gather finger print information.

14. a kind of touch screen, it is characterised in that including capacitor layers substrate and setting on the substrate, the capacitor layers Including multiple electric capacity, the touch screen at least possesses a working condition to cause the capacitor layers to gather the same of touch information When, gather finger print information.

15. a kind of electronic equipment, it is characterised in that including housing and display device, the display device is arranged on the housing On, the display device is the display device any one of claim 1 to 12.