CN111223405A - Display device and protection method thereof - Google Patents
Display device and protection method thereof Download PDFInfo
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- CN111223405A CN111223405A CN202010018365.2A CN202010018365A CN111223405A CN 111223405 A CN111223405 A CN 111223405A CN 202010018365 A CN202010018365 A CN 202010018365A CN 111223405 A CN111223405 A CN 111223405A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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Abstract
The invention provides a display device and a protection method thereof, which solve the problem that the service life of an OLED screen is shortened because the OLED screen can be stressed in different degrees in the process of bending or interacting a flexible OLED. The method comprises the following steps: the display screen body comprises a display surface; the pressure compensation film is arranged on one side, opposite to the display surface, of the display screen body and is provided with a first charge; the polar film is arranged on one side of the pressure compensation film, which is far away from the display screen body; and a processing module, electrically connected to the polar membrane, configured to: receiving deformation information of the display screen body; determining the polarity and the numerical value of a second charge based on the first charge and the deformation information of the display screen body; and transferring the second charge to the polar film.
Description
Technical Field
The invention relates to the technical field of display, in particular to a display device and a protection method of the display device.
Background
With the continuous development of the OLED (Organic Light Emitting diode) technology, flexible Display devices are increasingly widely used in life, entertainment and the like, but in the process of bending or interacting the flexible devices based on the OLEDs, the OLED screen is stressed to different degrees, so that the service life of the OLED screen is reduced. Therefore, how to improve the service life of the OLED screen is an urgent problem to be solved.
Disclosure of Invention
In view of this, embodiments of the present invention provide a display device and a method for protecting the display device, so as to solve the problem that the OLED screen is stressed to different degrees during the bending or interaction process of the flexible OLED, thereby reducing the service life of the OLED screen.
An embodiment of the present invention provides a display device and a protection method for the display device, including: the display screen body comprises a display surface; the pressure compensation film is arranged on one side, opposite to the display surface, of the display screen body and is provided with a first charge; the polar film is arranged on one side of the pressure compensation film, which is far away from the display screen body; and a processing module, electrically connected to the polar membrane, configured to: receiving deformation information of the display screen body; determining the polarity and the numerical value of a second charge based on the first charge and the deformation information of the display screen body; and transferring the second charge to the polar film.
In one embodiment, the display device includes: the pressure sensing module is arranged between the display screen body and the pressure compensation film, is electrically connected with the processing module and is configured to: detecting the direction and the value of the force borne by the display screen body; determining deformation information of the display screen body according to the direction and the numerical value of the force borne by the display screen body; and transmitting the deformation information to the processing module.
In one embodiment, the display device includes a charge adjustment module electrically connected to the pressure sensing module and the pressure compensation film, and configured to: receiving the deformation information; and adjusting the first charge according to the deformation information; the processor module is specifically configured to: and determining the polarity and the numerical value of the second charge based on the adjusted first charge and the deformation information of the display screen body.
In one embodiment, the pressure compensation membrane is divided into a plurality of pressure compensation unit membranes arranged in an array, and each pressure compensation unit membrane is electrically independent.
In one embodiment, the pressure compensation cell has a reduced charge on the membrane in a direction radiating out from the center of the pressure compensation membrane.
In one embodiment, the polar membrane is divided into a plurality of polar unit membranes arranged in an array, and each polar unit membrane is electrically independent.
In one embodiment, the processor module is specifically configured to: determining the polarity and the numerical value of second charges loaded to each polarity unit film based on the first charges and the deformation information of the display screen body; transferring the second charge to the corresponding polar unit film.
In one embodiment, the display device includes a support member disposed on a side of the polar film remote from the pressure compensation film.
In one embodiment, the first charge is a positive charge.
A method for protecting a display device according to any one of the above claims, comprising: receiving deformation information of the display screen body; determining a second charge based on the deformation information and the first charge; and transferring the second charge to the polar film.
The embodiment of the invention provides a display device and a protection method of the display device. The display screen body comprises a display surface and a pressure compensation film, the pressure compensation film is arranged on one side of the display screen body, which is opposite to the display surface, and the pressure compensation film is provided with a first charge; the polar film is arranged on one side of the pressure compensation film, which is far away from the display screen body, wherein the polar film is provided with a second charge which is positive charge or negative charge; receiving deformation information of the display screen body; determining the polarity and the numerical value of a second charge based on the first charge and the deformation information of the display screen body; and transferring the second charge to the polar film. In summary, for example, when the pressure compensation film has a positive charge and the display screen body bends downward, the display screen body, especially the middle region of the display screen body, receives a downward pressing force, and the core processor receives a first message including a direction and a value of the pressing force, and then analyzes a second message including a polarity and a value of a second charge according to the first message (the second charge should be a positive charge, and if the pressure compensation film has a negative charge, the second charge should be a negative charge), and transmits the second message to the polarity film, so that the polarity film has a corresponding value of the positive charge. Therefore, when the display screen body bends downwards, the polarity of the charges carried between the polar film and the pressure compensation film is opposite, and the polar film and the pressure compensation film apply an upward force to the display screen body according to the principle that like poles repel each other, so that the downward stress of the display screen body is reduced, and the service life of the display screen body is prolonged. When the pressure compensation film has positive charges and the display screen body is bent upwards, the display screen body, especially the middle area of the display screen body, receives upward extrusion force, the core processor receives first information including the direction and the value of the extrusion force, then the core processor analyzes second information including the polarity and the value of the second charges according to the first information (at this time, the second charges should be negative charges, and if the pressure compensation film has negative charges, the second charges should be positive charges), and transmits the second information to the polar film, so that the polar film has negative charges with corresponding values. Therefore, when the display screen body bends downwards, the polarity of the charges carried between the polar film and the pressure compensation film is the same, and the polar film and the pressure compensation film apply a downward force to the display screen body according to the principle of like polarity attraction, so that the stress of the display screen body is reduced, and the service life of the display screen body is prolonged.
Drawings
Fig. 1 is a schematic structural diagram of a display device according to an embodiment of the present invention.
Fig. 2 is a schematic block diagram of a display device according to an embodiment of the present invention.
Fig. 3 is a flowchart illustrating a protection method for a display device according to an embodiment of the present invention.
Fig. 4 is a flowchart illustrating a protection method for a display device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic structural diagram of a display device according to an embodiment of the present invention. Fig. 2 is a schematic block diagram of a display device according to an embodiment of the present invention.
As shown in fig. 1 and 2, the display device includes a display screen body 1, a pressure compensation film 2, a polar film 3, and a processing module 13. In addition, the display device may further include a support 4. The display screen body 1 is used for emitting display light to realize the display function of the display device, and the display screen body 1 comprises a display surface. The pressure compensation film 2 is disposed on a side of the display screen body 1 opposite to the display surface, and is used for compensating a pressure applied to the display screen body 1, wherein the pressure compensation film 2 has a charge defined as a first charge, and the first charge may be a charge with a fixed polarity. The polar film 3 is disposed on a side of the pressure compensation film 2 away from the display screen body 1, and the polar film 3 also has a charge, which is defined as a second charge, and the second charge can be a positive charge or a negative charge, and the charge polarity of the second charge is determined by the bending direction of the display screen body 1 and the charge polarity of the first charge. The processing module 13 is electrically connected to the polar membrane 3, the processing module 13 functioning to: the deformation information of the display screen body 1 can be received, and the deformation information of the display screen body 1 can be defined as first information, wherein the first information can comprise information such as the direction and the value of force borne by the display screen body 1 when the display screen body is bent and the polarity of a first charge, after the processor module receives the deformation information (the first information) of the display screen body 1, the polarity and the value of a second charge are determined according to the content of the first information, the polarity and the value of the second charge can be defined as second information, and after the polarity and the value of the second charge are determined, the processing unit transmits the second charge to the value of the polar film 3, so that the charge carried by the polar film 3 meets the requirements of the polarity and the value of the second charge in the second information. In summary, for example, when the pressure compensation film 2 has positive charges and the display screen body 1 is bent downward, the display screen body 1, especially the middle region of the display screen body 1, receives a downward pressing force, the core processor receives first information including a direction and a value of the pressing force, a polarity of the charges of the pressure compensation film 2, and the like, and then the core processor analyzes second information including a polarity and a value of a second charge (the second charge should be a positive charge, and if the pressure compensation film 2 has a negative charge, the second charge should be a negative charge) according to the first information, and transmits the second information to the polar film 3, so that the polar film 3 has a corresponding value of positive charge. Therefore, when the display screen body 1 is bent downwards, the polarity of the charges carried between the polar film 3 and the pressure compensation film 2 is opposite, and according to the principle that like charges repel each other, the polar film 3 and the pressure compensation film 2 exert an upward force on the display screen body 1, so that the downward stress of the display screen body 1 is reduced, and the service life of the display screen body 1 is prolonged. When the pressure compensation film 2 has positive charges and the display screen body 1 is bent upward, the display screen body 1, especially the middle area of the display screen body 1, receives upward pressing force, at this time, the core processor receives first information including the direction and value of the pressing force and the polarity of the charges carried by the pressure compensation film 2, and then the core processor analyzes second information including the polarity and value of the second charges according to the first information (at this time, the second charges should be negative charges, and if the pressure compensation film 2 has negative charges, the second charges should be positive charges), and transmits the second information to the polarity film 3, so that the polarity film 3 has negative charges with corresponding values. Therefore, when the display screen body 1 is bent downwards, the polarity of the charges between the polar film 3 and the pressure compensation film 2 is the same, and according to the principle that the same polarity attracts each other, the polar film 3 and the pressure compensation film 2 exert a downward force on the display screen body 1, so that the stress on the display screen body 1 is reduced, and the service life of the display screen body 1 is prolonged.
It can be understood that the Display screen body 1 may be an OLED Display screen, or the Display screen body 1 may also be an LCD (liquid crystal Display) Display screen, and the type of the Display screen body 1 may be selected according to a requirement, and the specific type of the Display screen body 1 is not limited in the present invention.
It can be further understood that the polarity of the first charge may be positive or negative, the polarity of the second charge is determined according to the polarity of the first charge and the bending direction of the display screen body 1, and the specific polarity of the first charge is not limited in the present invention on the premise that the first charge and the second charge can apply a force, which can reduce the stress of the display screen body 1, to the display screen body 1 according to the bending direction of the display screen body 1.
It can also be understood that the display device can be a computer, a mobile phone, a vehicle-mounted electronic device, and the like, the specific type of the display device can be selected according to the requirements, and the specific type of the display device is not limited in the present invention.
In an embodiment of the present invention, the display device further includes a pressure sensing module 11 disposed between the display screen body 1 and the pressure compensation film 2, wherein the pressure sensing module 11 is electrically connected to the processing module 13. The pressure sensing module 11 functions as: the magnitude and the direction of the force borne by the display screen body 1 in the bending process are sensed, the deformation information of the display screen body 1 is determined according to the direction and the value of the force borne by the display screen body 1, and the deformation information is transmitted to the processing module 13 to include the first information transmitted to the processing module 13. Through setting up forced induction module 11, can respond to the numerical value of the direction of buckling and the power that bears at the in-process of buckling of the display screen body 1 in real time, and give processing module 13 with this first information transmission, processing module 13 can be according to polarity and the numerical value of the second electric charge of first information control polarity membrane 3, thereby with the charge interact of pressure compensation membrane 2, play certain pressure compensation effect to the display screen body 1, reduce the stress of the display screen body 1 at the in-process of buckling, and then improve the life of the display screen body 1.
In an embodiment of the present invention, the display device further includes a charge adjustment module 12 electrically connected to the pressure sensing module 11 and the pressure compensation film 2. The charge adjustment module 12 functions to: the deformation information sent by the pressure sensing module 11 can be received, and the first electric charge on the pressure compensation film 2 is adjusted according to the content of the deformation information. Through setting up electric charge adjustment module 12, prestore first electric charge in electric charge adjustment module 12, when the display panel buckles, can be through electric charge adjustment module 12 to pressure compensation membrane 2 input a certain number first electric charge, make pressure compensation membrane 2 play better compensation effect to the display screen, prevent that the quantity of the electric charge that takes on pressure compensation membrane 2 is too much or not enough to influence the compensation effect.
In an embodiment of the present invention, the display device may further include a pressure compensation module 14, and the pressure compensation module 14 is electrically connected to the processing module 13 and the polar film 3. The pressure compensation module 14 functions to: receiving the second information including the polarity and the value of the second charge sent by the processing module 13, the pressure compensation module 14 transmits the second charge to the polar film 3 according to the content of the second information. For example: when the pressure compensation film 2 has positive charges and the display screen body 1 is bent downward, the display screen body 1, especially the middle area of the display screen body 1, receives downward pressing force, and the core processor analyzes second information including polarity and value of the second charges (at this time, the second charges should be positive charges, and if the pressure compensation film 2 has negative charges, the second charges should be negative charges) according to the received first information, and transmits the second information to the pressure compensation module 14, and the pressure compensation module 14 receives the second information and transmits the second charges to the polar film 3 according to the content of the second information (at this time, the second charges are positive charges). Therefore, when the display screen body 1 is bent downwards, the polarity of the charges carried between the polar film 3 and the pressure compensation film 2 is opposite, and according to the principle that like charges repel each other, the polar film 3 and the pressure compensation film 2 exert an upward force on the display screen body 1, so that the downward stress of the display screen body 1 is reduced, and the service life of the display screen body 1 is prolonged. Similarly, when the display panel body 1 is bent upward, the second charges are negative charges, and the transmission principle is as described above, which is not described herein again.
It is to be understood that the above embodiment is a preferable mode, the electric charge on the polar film 3 can be provided by the pressure compensation module 14, or can be provided directly by the processing module 13, and the invention does not limit the manner of providing the second electric charge on the polar film 3 on the premise that the processing module 13 can ensure that the polar film 3 can be charged with the second electric charge according to the polarity and the value of the second electric charge.
In an embodiment of the present invention, the pressure compensation film 2 may be divided into pressure compensation unit films arranged in an array, wherein each pressure compensation unit film is electrically independent. The pressure compensation film 2 is divided into a plurality of pressure compensation unit films, the pressure compensation unit films can be arranged in an array mode according to a preset interval, and the pressure compensation unit films are electrically independent. The polar film 3 may include a plurality of polar unit films arranged in an array, wherein each of the polar unit films is electrically independent. The polar membrane 3 is divided into a plurality of polar unit membranes, the polar unit membranes can be arranged in an array according to a preset interval, and the polar unit membranes are electrically independent. One polar unit film can correspond to one pressure compensation unit film, the polarity and the numerical value of the electric charges carried by different pressure compensation unit films can be different, and the numerical value and the polarity of the second electric charges carried by the corresponding polar unit films are also different. The value of the second charge on the polar film 3 may be configured by the processing module 13, and the processing module 13 may determine the polarity and the value of the second charge loaded to each polar unit film based on the first charge and the deformation information of the display screen body 1, and then transfer the second charge to the corresponding polar unit film. Through the setting in this embodiment, can unitize pressure compensation membrane 2 and 3 units of polarity membrane to can provide different pressure compensation to the size of the stress that the display screen body 1 different regions received, and then make the atress of the display screen body 1 more even, better increase of service life.
It can be understood that the pressure compensation unit films may be arranged in an array or in a concentric circle, the arrangement of the pressure compensation unit films may be set according to the bending region of the display screen body 1, and the arrangement of the pressure compensation films 2 is not limited in the present invention. It can be further understood that the polar unit films may be arranged in an array or in a concentric circle, and the arrangement of the polar unit films may be set according to the bending region of the display screen body 1.
It can be further understood that one pressure compensation unit film may correspond to one polarity unit film, one pressure compensation unit film may correspond to a plurality of polarity unit films, or a plurality of pressure compensation unit films may correspond to one polarity unit film, how the pressure compensation unit film and the polarity unit film are arranged may be selected according to actual product requirements, and how the pressure compensation unit film and the polarity unit film are arranged is not limited in the present invention.
In one embodiment of the present invention, the charges on the pressure compensation unit films become smaller along the direction of the outward radiation from the center of the pressure compensation film 2. It can be understood that when the bending region of the display screen body 1 is at the center of the display screen body 1, the electric charge of the pressure compensation unit film at the center of the pressure compensation film 2 is the largest, and the electric charge of the pressure compensation unit film at the edge of the pressure compensation film 2 is the smallest, that is, the electric charge on the pressure compensation unit film becomes smaller along the outward radiation direction from the center of the pressure compensation unit film. When the display screen body 1 is bent, because the stress borne by the bending area of the display screen body 1 is the largest, the charge of the pressure compensation unit film corresponding to the bending area of the display screen body 1 is the largest, the largest pressure compensation can be provided, and the compensation effect is further improved.
It is understood that the above embodiment is a preferable arrangement, and the electric charges on the membrane of the pressure compensation unit become smaller along the direction radiating outward from the center of the pressure compensation membrane 2, or the electric charges on the membrane of the pressure compensation unit become larger along the direction radiating outward from the center of the pressure compensation membrane 2. The value of the charge on the pressure compensation unit film can be set according to the actual bending area of the display screen body 1, and the invention does not limit the value of the charge on each pressure compensation unit film.
In an embodiment of the present invention, the display device further includes a supporting member 4 disposed on a side of the polar film 3 away from the pressure compensation film 2, and configured to support and protect the polar film 3, the pressure compensation film 2, and the display screen body 1.
It can be understood that the supporting member 4 may be a stainless steel sheet, or the supporting member 4 may also be organic glass, etc., the specific material of the supporting member 4 may be selected according to the requirement of the actual product, and the specific material of the supporting member 4 is not limited in the present invention.
It is further understood that the display device may include other types of film structures and modules according to actual requirements, besides the film layers and modules mentioned in the above embodiments, for example, the display panel may further include an encapsulation layer, a display layer, a driving layer, a substrate, and the like, and the invention is not limited to whether the display device includes other film structures.
Fig. 3 is a flowchart illustrating a protection method for a display device according to an embodiment of the present invention.
As shown in fig. 3, the protection method of the display device includes:
step 01: the deformation information of the display screen body 1 is received, and the deformation information of the display screen body 1 can be set as first information, wherein the first information comprises the direction and the numerical value of the force borne by the display screen body 1. The core processor may receive the first information, and the first information may include information of a direction and a value of a force applied to the display screen body 1 when the display screen body is bent. The first information may be generated and transmitted by the direction and value of the force applied to the display screen body 1 when the display screen body is bent, which are sensed by the pressure sensing module 11.
Step 02: the second charge is determined based on the deformation information and the first charge, and information including a polarity and a value of the second charge may be defined as the second information. And after receiving the first information, the core processor analyzes to obtain second information according to the content of the first information, wherein the second information comprises the polarity and the value of the second charge.
Step 03: the second charge is transferred to the polar film 3. The core processor transmits the second information, wherein the transmitting of the second information by the core processor includes transmitting the second information to the polar film 3 by the core processor, so that the charge carried by the polar film 3 satisfies the polarity and value requirements of the second charge in the second information.
When the pressure compensation film 2 has positive charges and the display screen body 1 is bent downward, the display screen body 1, especially the middle area of the display screen body 1, receives downward pressing force, the core processor receives first information including the direction and value of the pressing force and the polarity of the charges of the pressure compensation film 2, and then the core processor analyzes the first information to obtain second information including the polarity and value of the second charges (at this time, the second charges should be positive charges, and if the pressure compensation film 2 has negative charges, the second charges should be negative charges), and transmits the second information to the polar film 3, so that the polar film 3 has positive charges with corresponding values. Therefore, when the display screen body 1 is bent downwards, the polarity of the charges carried between the polar film 3 and the pressure compensation film 2 is opposite, and according to the principle that like charges repel each other, the polar film 3 and the pressure compensation film 2 exert an upward force on the display screen body 1, so that the downward stress of the display screen body 1 is reduced, and the service life of the display screen body 1 is prolonged. When the pressure compensation film 2 has positive charges and the display screen body 1 is bent upward, the display screen body 1, especially the middle area of the display screen body 1, receives upward pressing force, at this time, the core processor receives first information including the direction and value of the pressing force and the polarity of the charges carried by the pressure compensation film 2, and then the core processor analyzes second information including the polarity and value of the second charges according to the first information (at this time, the second charges should be negative charges, and if the pressure compensation film 2 has negative charges, the second charges should be positive charges), and transmits the second information to the polarity film 3, so that the polarity film 3 has negative charges with corresponding values. Therefore, when the display screen body 1 is bent downwards, the polarity of the charges between the polar film 3 and the pressure compensation film 2 is the same, and according to the principle that the same polarity attracts each other, the polar film 3 and the pressure compensation film 2 exert a downward force on the display screen body 1, so that the upward stress of the display screen body 1 is reduced, and the service life of the display screen body 1 is prolonged.
In an embodiment of the present invention, the display device further comprises a pressure compensation module 14, wherein transmitting the second information comprises transmitting the second information to the pressure compensation module 14. The pressure compensation module 14 receives the second information including the polarity and the value of the second charge sent by the processing module 13.
Fig. 4 is a flowchart illustrating a protection method for a display device according to an embodiment of the present invention.
As shown in fig. 4, the display device further includes a charge adjustment module 12 and a pressure compensation film 2, and the method for protecting the display device further includes:
step 04: the charge adjustment module 12 receives the first information. The charge adjusting module 12 receives first information including a value and a direction of a force borne by the display screen body 1, where the first information may be generated after the pressure sensing module 11 senses the direction and the value of the force borne by the display screen body 1 after bending. The pressure sensing module 11 may be disposed between the display screen body 1 and the pressure compensation film 2, wherein the pressure sensing module 11 and the processing module 13 are electrically connected.
Step 05: according to the first information, a first charge is transferred to the pressure compensation film 2. Depending on the content of the first information, the pressure storage module transfers a certain amount of first electric charge to the pressure compensation membrane 2. The pressure compensation film 2 is arranged on one side of the display screen body 1, and is used for compensating the pressure born by the display screen body 1 to a certain extent, and the first charges can be positive charges or negative charges.
When the display panel is bent by arranging the charge adjusting module 12, a certain number of first charges can be input into the pressure compensation film 2 through the charge adjusting module 12, so that the pressure compensation film 2 can perform a better compensation effect on the display screen, and the excessive or insufficient number of the charges carried on the pressure compensation film 2 is prevented, thereby influencing the compensation effect.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and the like that are within the spirit and principle of the present invention are included in the present invention.
Claims (10)
1. A display device, comprising:
the display screen body comprises a display surface;
the pressure compensation film is arranged on one side, opposite to the display surface, of the display screen body and is provided with a first charge;
the polar film is arranged on one side of the pressure compensation film, which is far away from the display screen body; and
a processing module electrically connected to the polar membrane configured to:
receiving numerical value deformation information of the display screen body;
determining the polarity and the numerical value of a second charge based on the first charge and the deformation information of the display screen body; and
transferring the second charge to the polar film.
2. The display device according to claim 1, wherein the display device comprises: the pressure sensing module is arranged between the display screen body and the pressure compensation film, is electrically connected with the processing module and is configured to:
detecting the direction and the value of the force borne by the display screen body;
determining deformation information of the display screen body according to the direction and the numerical value of the force borne by the display screen body;
and transmitting the deformation information to the processing module.
3. The display device according to claim 1, wherein the display device comprises a charge adjustment module electrically connected to the pressure sensing module and the pressure compensation film, and configured to:
receiving the deformation information; and
adjusting the first charge according to the deformation information;
the processor module is specifically configured to:
and determining the polarity and the numerical value of the second charge based on the adjusted first charge and the deformation information of the display screen body.
4. The display device according to claim 1, wherein the pressure compensation film is divided into a plurality of pressure compensation unit films arranged in an array, and each pressure compensation unit film is electrically independent.
5. The display device according to claim 4, wherein the electric charge on the pressure compensation unit film becomes small in a direction radiating outward from the center of the pressure compensation film.
6. The display device according to claim 5, wherein the polar film is divided into a plurality of polar unit films arranged in an array, and each polar unit film is electrically independent.
7. The display device of claim 6, wherein the processor module is specifically configured to:
determining the polarity and the numerical value of second charges loaded to each polarity unit film based on the first charges and the deformation information of the display screen body;
transferring the second charge to the corresponding polar unit film.
8. The display device according to claim 1, wherein the display device comprises a support member disposed on a side of the polar film remote from the pressure compensation film.
9. The display device according to claim 1, wherein the first charge is a positive charge.
10. A method of protecting a display device according to any one of claims 1 to 9, comprising:
receiving deformation information of the display screen body;
determining a second charge based on the deformation information and the first charge; and
transferring the second charge to the polar film.
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| CN114898660A (en) * | 2022-04-26 | 2022-08-12 | 昆山国显光电有限公司 | Display device and electronic apparatus |
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| CN114898660B (en) * | 2022-04-26 | 2023-11-10 | 昆山国显光电有限公司 | Display device and electronic apparatus |
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| CN111223405B (en) | 2022-01-25 |
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