CN109949736B - Mobile terminal, peep-proof method, peep-proof device and computer readable storage medium - Google Patents
Mobile terminal, peep-proof method, peep-proof device and computer readable storage medium Download PDFInfo
- Publication number
- CN109949736B CN109949736B CN201910169390.8A CN201910169390A CN109949736B CN 109949736 B CN109949736 B CN 109949736B CN 201910169390 A CN201910169390 A CN 201910169390A CN 109949736 B CN109949736 B CN 109949736B
- Authority
- CN
- China
- Prior art keywords
- peep
- proof
- display unit
- light source
- point light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The embodiment of the application provides a mobile terminal, a peep-proof method, a peep-proof device and a computer readable storage medium, wherein the mobile terminal comprises: the display panel comprises a control circuit and a plurality of display units, wherein each display unit comprises a plurality of pixels; the control circuit is electrically connected with the plurality of display units; each display unit corresponds to one point light source; the point light source is positioned on one side of the light incident surface of the display unit; the control circuit is used for receiving the peep-proof trigger instruction; determining a peep-proof visual angle corresponding to the peep-proof trigger instruction according to the peep-proof trigger instruction; and controlling each pixel of the display unit to be in an open state or a closed state according to the peep-proof visual angle. The mobile terminal can realize peeping prevention at a dynamic angle, so that a user in the current peeping prevention visual angle range can observe the displayed content, and other people outside the current peeping prevention visual angle range cannot observe the displayed content, thereby preventing other people from peeping.
Description
Technical Field
The application relates to the technical field of display, in particular to a mobile terminal, a peep-proof method, a peep-proof device and a computer readable storage medium.
Background
When a user uses a mobile terminal in an environment such as a public place, it is generally necessary to prevent other people from peeping contents displayed by the mobile terminal to protect privacy of the user. One existing peeping prevention method involves using a peeping prevention membrane scheme for peeping prevention, i.e. permanent peeping prevention after using the peeping prevention membrane.
However, the inventor of the present application has noticed that when the user is in an open environment with privacy requirements, such as inputting a withdrawal password, viewing private information by public transportation or business negotiation, a narrow viewing angle of the mobile terminal is required for protecting personal privacy; when a user is in a private environment with sharing requirements, for example, when watching a mobile terminal with others, a wider viewing angle is required to achieve the purpose of sharing. However, since the display area blocked by the privacy film is fixed (corresponding to a fixed privacy viewing angle) in the mobile terminal using the existing privacy method, when a user needs a narrow viewing angle, a sufficient blocked area cannot be provided, and when a user needs a wide viewing angle, an area that the user desires to view is blocked. In a word, the mobile terminal using the existing peeping-proof method has the defect that the peeping-proof angle is fixed.
Disclosure of Invention
The application provides a mobile terminal, a peep-proof method, a peep-proof device and a computer readable storage medium aiming at the defects of the existing mode, and is used for solving the problem that the existing peep-proof method and the mobile terminal using the existing peep-proof method have a fixed peep-proof angle.
In a first aspect, a mobile terminal is provided, which includes: the display panel comprises a control circuit and a plurality of display units, wherein each display unit comprises a plurality of pixels;
the control circuit is electrically connected with the plurality of display units;
each display unit corresponds to one point light source;
the point light source is positioned on one side of the light incident surface of the display unit;
the control circuit is used for receiving the peep-proof trigger instruction; determining a peep-proof visual angle corresponding to the peep-proof trigger instruction according to the peep-proof trigger instruction; and controlling each pixel of the display unit to be in an open state or a closed state according to the peep-proof visual angle.
In a second aspect, a peeping prevention method is provided, which is applied to a mobile terminal and includes:
receiving a peep-proof trigger instruction;
determining a peep-proof visual angle corresponding to the peep-proof trigger instruction according to the peep-proof trigger instruction;
controlling each pixel of the display unit to be in an open state or a closed state according to the peep-proof visual angle; the mobile terminal comprises a display panel, wherein the display panel comprises a plurality of display units, and each display unit comprises a plurality of pixels.
In a third aspect, the present application provides a peep-proof device, disposed in a mobile terminal, including:
the first processing module is used for receiving a peep-proof trigger instruction;
the second processing module is used for determining a peep-proof visual angle corresponding to the peep-proof trigger instruction according to the peep-proof trigger instruction;
the third processing module is used for controlling each pixel of each display unit in the mobile terminal to be in an open state or a closed state according to the peep-proof visual angle; the mobile terminal comprises a display panel, wherein the display panel comprises a plurality of display units, and each display unit comprises a plurality of pixels.
In a fourth aspect, the present application provides a computer-readable storage medium storing a computer program for executing the peeping prevention method of the second aspect of the present application.
The technical scheme provided by the embodiment of the application at least has the following beneficial effects:
in the embodiment of the application, the control circuit is used for receiving the peeping prevention trigger instruction, determining the peeping prevention visual angle corresponding to the peeping prevention trigger instruction according to the peeping prevention trigger instruction, and dynamically controlling each pixel of the display unit to be in an open state or a closed state according to the dynamic peeping prevention visual angle by the control circuit, so that each pixel in the current peeping prevention visual angle range can be in the open state, a user in the peeping prevention visual angle range can observe the displayed content, each pixel outside the peeping prevention visual angle can be in the closed state, and other people outside the peeping prevention visual angle range cannot observe the displayed content, so that peeping prevention of other people is realized; the peep-proof visual angle is dynamically variable, so that the mobile terminal provided by the embodiment of the application can be used in various application scenes, the user is not influenced to watch the displayed content, and dynamic peep-proof can be carried out.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments of the present application will be briefly described below.
Fig. 1 is a schematic structural diagram of a mobile terminal according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a point light source generating structure provided in an embodiment of the present application;
FIG. 3 is a schematic diagram of a display unit and a positional relationship between the display unit and a point light source according to an embodiment of the present disclosure;
FIG. 4 is a schematic diagram of an LCD panel according to an embodiment of the present disclosure;
fig. 5 is a schematic structural view of a two-dimensional peep-proof panel provided in the embodiment of the present application;
fig. 6 is a schematic flow chart of a peeping prevention method according to an embodiment of the present application;
fig. 7 is a schematic diagram of determining a peep-proof viewing angle according to an embodiment of the present application;
fig. 8 is a schematic view illustrating an adjustment of a peep-proof viewing angle according to an embodiment of the present disclosure;
fig. 9 is a schematic view illustrating an adjustment of a peep-proof view angle according to a position of a human eye according to an embodiment of the present application;
fig. 10 is a schematic structural view of a peep-proof device provided in the 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 invention.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or wirelessly coupled. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.
The following describes the technical solutions of the present application and how to solve the above technical problems with specific embodiments. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments. Embodiments of the present application will be described below with reference to the accompanying drawings.
Example one
An embodiment of the present application provides a mobile terminal, a schematic structural diagram of the mobile terminal is shown in fig. 1, and the mobile terminal includes: a display panel 101 and a point light source 102, the display panel 101 including a control circuit and a plurality of display units 103, each display unit 103 including a plurality of pixels; the control circuit is electrically connected with the plurality of display units 103; each display unit 103 corresponds to one point light source 102; the point light source 102 is located at one side of the light incident surface of the display unit 103; the control circuit is configured to receive the peep-prevention trigger instruction, determine a peep-prevention viewing angle corresponding to the peep-prevention trigger instruction according to the peep-prevention trigger instruction, and control each pixel of the display unit 103 to be in an open state or a closed state according to the peep-prevention viewing angle.
In the embodiment of the application, the control circuit is used for receiving the peeping prevention trigger instruction, determining the peeping prevention visual angle corresponding to the peeping prevention trigger instruction according to the peeping prevention trigger instruction, and dynamically controlling each pixel of the display unit to be in an open state or a closed state according to the dynamic peeping prevention visual angle by the control circuit, so that each pixel in the current peeping prevention visual angle range can be in the open state, a user in the peeping prevention visual angle range can observe the displayed content, each pixel outside the peeping prevention visual angle can be in the closed state, and other people outside the peeping prevention visual angle range cannot observe the displayed content, so that peeping prevention of other people is realized; because the peep-proof visual angle is dynamically variable, the mobile terminal provided by the embodiment of the application can be used in various application scenes, the user is not influenced to watch the displayed content, and dynamic peep prevention can be carried out.
The inventor of this application notices, and the user is more and more high to mobile terminal's intelligent requirement, along with display panel's face identification, pupil identification technical development among the mobile terminal, people no longer satisfy in specific angle peep-proof, and the peep-proof visual angle of further demand display panel is automatic to be followed the real-time change of user's eyes position and is adjusted in real time, except user's own visual angle, to the equal peep-proof of other visual angles.
Optionally, the display panel in the mobile terminal further includes: and a shooting component.
The control circuit is electrically connected with the shooting assembly; the control circuit is specifically used for controlling the shooting assembly to collect images, judging whether human eye patterns exist in the images or not, confirming that a peeping-proof trigger instruction is received when the human eye patterns exist in the images, determining the viewpoint positions of human eyes corresponding to the human eye patterns, wherein the viewpoint positions are the intersection points of virtual straight lines from the point light sources to the human eyes and the display panel, and determining the peeping-proof viewing angles according to the viewpoint positions.
Alternatively, a schematic diagram of a generation structure of a point light source is shown in fig. 2, where the generation structure of the point light source includes: a top-Emitting OLED (Organic Light-Emitting Diode) panel 104 and a lens array 105; the light-emitting surface of the top-emitting OLED panel 104 corresponds to the reflective layer of the lens array 105, a small hole is formed between the lens array 105, and the light output by the top-emitting OLED panel 104 is reflected for multiple times between the reflective layer and the reflective anode of the top-emitting OLED panel 104 and then emitted from the small hole to form a point light source.
Specifically, the lens array 105 is disposed on the light emitting surface of the top-emitting OLED panel 104, the lens surface of the lens array 105 is a reflective layer, small holes are disposed between the lens arrays 105, and the light is reflected multiple times between the lens surface of the lens array 105 and the reflective anode of the top-emitting OLED panel 104 and finally emitted from the small holes to form a point light source. The arrangement of the lens array 105 increases the utilization rate of the light emitted from the light-emitting surface of the top-emitting OLED panel 104. Alternatively, a schematic diagram of the Display unit and the positional relationship between the Display unit and the point light sources is shown in fig. 3, where a Display screen of an LCD (Liquid Crystal Display) is composed of a plurality of Display units (LCD Display unit 1, LCD Display unit 2, … …), each LCD Display unit is composed of a plurality of pixels, each LCD Display unit corresponds to one point light source, light of the point light source is fan-shaped, and light of the point light source is incident to each pixel at different angles.
Alternatively, the structural diagram of the LCD display panel is shown in fig. 4, the LCD display panel is composed of a plurality of display units (unit 1, unit 2, unit 3, unit 4, unit 5, unit 6, unit 7, unit 8, unit 9, and … …), a thick line in the middle of unit 1 corresponds to a line light source composed of a plurality of point light sources, and an AA' dotted line represents the central position of the LCD display panel.
Optionally, a schematic structural diagram of the two-dimensional privacy panel is shown in fig. 5, where a plurality of display units 103 are uniformly distributed on the display panel, and the point light source 102 is located in the center of the display units 103.
Note that a tft (thin Film transistor) LCD, which is a thin Film transistor LCD, is one of active matrix type liquid crystal displays (AM-LCDs). The TFT is a short term for a Thin Film Transistor, and may actually be a Thin Film Transistor active matrix (active matrix TFT), and the control circuit may actively control each individual pixel on the screen through the Thin Film Transistor active matrix. The display panel is composed of a plurality of pixels capable of emitting light rays with any color, each liquid crystal pixel point on the display panel is driven by a thin film transistor integrated behind the pixel point, the control circuit drives each pixel to be in an open state or a closed state by installing the thin film transistor behind each pixel, the light rays can penetrate when the pixel is in the open state, the light rays cannot penetrate when the pixel is in the closed state, and the control circuit can accurately control the color and the brightness of each pixel.
Example two
The embodiment of the application provides a peep-proof method, which is applied to a mobile terminal, wherein the flow schematic diagram of the method is shown in fig. 6, and the method comprises the following steps:
s601, receiving a peep-proof trigger instruction.
Specifically, the method comprises the steps of collecting an image, judging whether a human eye graph exists in the image, and confirming that a peep-proof trigger instruction is received when the human eye graph exists in the image.
And S602, determining a peep-proof visual angle corresponding to the peep-proof trigger instruction according to the peep-proof trigger instruction.
Specifically, determining a viewpoint position of human eyes corresponding to a human eye pattern, wherein the viewpoint position is an intersection point of a virtual straight line from a point light source to the human eyes and a display panel; and determining the peep-proof visual angle according to the viewpoint position.
Optionally, determining the peep-proof viewing angle according to the viewpoint position comprises: determining an included angle between a light ray from the point light source to the viewpoint position and a light ray from the point light source to the corresponding display unit in a vertical incidence manner; and determining the peep-proof visual angle according to the included angle and the visual angle expansion parameter.
Alternatively, as shown in fig. 7, an included angle between a light ray from the point light source incident to the viewpoint position and a light ray from the point light source perpendicularly incident to the corresponding display unit is 0 according to a geometric relationship of similar triangles
Thereby obtaininga2 ═ a1 × (h1+ h2)/h1, and if the pixel size pitch is 2 × a1 ═ 50um (micrometers), then a1 ═ 25um ═ 25 × 10-6m (meter), 1 × 10 when the height h1 of LCD from the point light source is 1mm-3If the height h2 of the human eye from the LCD screen is 1m, a2 is 25mm (millimeter), and the viewing field widening size pitch is 2 × a2 is 50mm, that is, the viewing field widening parameter is 5 cm. And determining the actual peep-proof visual angle according to the included angle 0 and the visual angle expansion parameter of 5cm (centimeter).
S603, controlling each pixel of the display unit to be in an open state or a closed state according to the peep-proof visual angle; the mobile terminal comprises a display panel, wherein the display panel comprises a plurality of display units, and each display unit comprises a plurality of pixels.
Optionally, controlling each pixel of the display unit to be in an on state or an off state according to the peep-proof viewing angle includes: when the peep-proof visual angle is set to be a wide visual angle, controlling the pixels of all the display units of the display panel to be in an open state; when the peep-proof viewing angle is set to be a narrow viewing angle, the pixels of the display units in the middle area of the display panel are controlled to be in an open state, and the pixels of the display units in the edge area of the display panel are controlled to be in a closed state.
Specifically, a schematic diagram of the adjustment of the peep-proof viewing angle (wide viewing angle or narrow viewing angle) is shown in fig. 8. Alternatively, the wide viewing angle may be approximately 180 degrees and the narrow viewing angle may be 0 degrees. The division of the middle area and the edge area is related to the pixel arrangement, and optionally, if there are 9 pixels in the display unit, 3 pixels arranged at the middle position are in the middle area, and the other 6 pixels arranged at the two side positions are in the edge area.
Optionally, controlling each pixel of the display unit to be in an on state or an off state according to the peep-proof viewing angle includes: and controlling all pixels of the display unit related to the peep-proof visual angle to be in an open state, and controlling all pixels of other display units to be in a closed state.
Specifically, a schematic diagram of the adjustment of the peep-proof angle with the position of the human eye is shown in fig. 8.
As shown in fig. 9 (a), when the human eye is in the large angle 1 direction, the pixel at the position of the viewpoint formed by the ray of the first ray and the human eye is controlled to be in the on state, and the other pixels are controlled to be in the off state, so that the image can be seen only at the angle (peep-proof angle) of the human eye.
As shown in fig. 9 (b), when the human eye is at the small angle 2 direction, the pixel at the position of the viewpoint formed by the light and the human eye is controlled to be in the on state, and other pixels are controlled to be in the off state, so that the image can be seen only at the angle (peep-proof angle) of the human eye.
As shown in fig. 9 (c), when the human eye is at a vertical angle, the pixel at the position of the viewpoint formed by the light and the human eye is controlled to be in an on state, and the other pixels are controlled to be in an off state, so that the image can be seen only at the angle (peep-proof angle) of the human eye.
In the embodiment of the application, a peep-proof trigger instruction is received; determining a peep-proof visual angle corresponding to the peep-proof trigger instruction according to the peep-proof trigger instruction; controlling each pixel of the display unit to be in an open state or a closed state according to the peep-proof visual angle; the mobile terminal comprises a display panel, wherein the display panel comprises a plurality of display units, and each display unit comprises a plurality of pixels. Therefore, the peep-proof visual angle can be automatically adjusted along with the position of the human eyes.
EXAMPLE III
Based on the same inventive concept, the embodiment of the present application further provides a peep-proof device, which is disposed in the mobile terminal, a schematic structural diagram of the device is shown in fig. 10, and the peep-proof device 90 includes a first processing module 901, a second processing module 902, and a third processing module 903.
A first processing module 901, configured to receive a peep-proof trigger instruction;
the second processing module 902 is configured to determine, according to the peep-prevention trigger instruction, a peep-prevention angle corresponding to the peep-prevention trigger instruction;
a third processing module 903, configured to control each pixel of each display unit in the mobile terminal to be in an open state or a closed state according to the peep-proof viewing angle; the mobile terminal comprises a display panel, wherein the display panel comprises a plurality of display units, and each display unit comprises a plurality of pixels.
Optionally, the first processing module 901 is specifically configured to acquire an image, determine whether a human eye pattern exists in the image, and when it is determined that the human eye pattern exists in the image, confirm that the peep-prevention trigger instruction is received.
Optionally, the second processing module 902 is specifically configured to determine a viewpoint position of a human eye corresponding to the human eye pattern, where the viewpoint position is an intersection point of a virtual direct connection line from a point light source to the human eye and the display panel; and determining the peep-proof view angle according to the viewpoint position.
Optionally, the second processing module 902 is specifically configured to determine an included angle between a light ray from the point light source incident to the viewpoint position and a light ray from the point light source perpendicularly incident to the corresponding display unit; and determining the peep-proof visual angle according to the included angle and the visual angle expansion parameter.
Optionally, the third processing module 903 is specifically configured to control each pixel of the display unit related to the peep-proof viewing angle to be in an on state, and control each pixel of the other display units to be in an off state.
Optionally, the third processing module 903 is specifically configured to control, when the peep-proof viewing angle is set to be a wide viewing angle, pixels of each display unit of the display panel to be in an open state; when the peep-proof viewing angle is set to be a narrow viewing angle, the pixels of the display units in the middle area of the display panel are controlled to be in an open state, and the pixels of the display units in the edge area of the display panel are controlled to be in a closed state.
The content that is not detailed in the peep-proof device provided by the embodiment of the application can refer to the peep-proof method, and the beneficial effect that the peep-proof device provided by the embodiment of the application can achieve is the same as the peep-proof method, and is not described again here.
Based on the same inventive concept, the embodiment of the present application further provides a computer-readable storage medium, which stores a computer program, and the computer program is used for implementing the steps of any one of the second embodiment of the present application or any one of the peeping prevention methods when the computer program is executed by a processor.
Embodiments of the present application provide computer-readable storage media including, but not limited to, any type of disk including floppy disks, hard disks, optical disks, CD-ROMs, and magnetic-optical disks, ROMs (Read-Only memories), RAMs (Random Access memories), EPROMs (Erasable Programmable Read-Only memories), EEPROMs (Electrically Erasable Programmable Read-Only memories), flash memories, magnetic cards, or optical cards. That is, a readable storage medium includes any medium that stores or transmits information in a form readable by a device (e.g., a computer).
The application of the embodiment of the application has at least the following beneficial effects:
1) in the embodiment of the application, the control circuit is used for receiving the peeping prevention trigger instruction, determining the peeping prevention visual angle corresponding to the peeping prevention trigger instruction according to the peeping prevention trigger instruction, and dynamically controlling each pixel of the display unit to be in an open state or a closed state according to the dynamic peeping prevention visual angle by the control circuit, so that each pixel in the current peeping prevention visual angle range can be in the open state, a user in the peeping prevention visual angle range can observe the displayed content, each pixel outside the peeping prevention visual angle can be in the closed state, and other people outside the peeping prevention visual angle range cannot observe the displayed content, so that peeping prevention of other people is realized; the peep-proof visual angle is dynamically variable, so that the mobile terminal provided by the embodiment of the application can be used in various application scenes, the user is not influenced to watch the displayed content, and dynamic peep-proof can be carried out.
2) The peep-proof visual angle can be automatically adjusted along with the position of the human eyes.
3) The peep-proof at a specific angle is met.
It will be understood by those within the art that each block of the block diagrams and/or flowchart illustrations, and combinations of blocks in the block diagrams and/or flowchart illustrations, can be implemented by computer program instructions. Those skilled in the art will appreciate that the computer program instructions may be implemented by a processor of a general purpose computer, special purpose computer, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, implement the aspects specified in the block or blocks of the block diagrams and/or flowchart illustrations disclosed herein.
Those of skill in the art will appreciate that the various operations, methods, steps in the processes, acts, or solutions discussed in this application can be interchanged, modified, combined, or eliminated. Further, other steps, measures, or schemes in various operations, methods, or flows that have been discussed in this application can be alternated, altered, rearranged, broken down, combined, or deleted. Further, steps, measures, schemes in the prior art having various operations, methods, procedures disclosed in the present application may also be alternated, modified, rearranged, decomposed, combined, or deleted.
The foregoing is only a partial embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the principle of the present application, and these modifications and decorations should also be regarded as the protection scope of the present application.
Claims (7)
1. A mobile terminal, comprising: the display device comprises a display panel and a point light source, wherein the display panel comprises a control circuit, a plurality of display units and a shooting assembly, and each display unit comprises a plurality of pixels;
the control circuit is electrically connected with the plurality of display units and the shooting assembly;
each display unit corresponds to one point light source;
the point light source is positioned on one side of the light incident surface of the display unit;
the control circuit is used for controlling the shooting assembly to collect images, judging whether human eye patterns exist in the images or not, and confirming that a peeping-proof trigger instruction is received when the human eye patterns exist in the images; determining a viewpoint position of the human eye corresponding to the human eye graph according to the peep-proof trigger instruction, wherein the viewpoint position is an intersection point of a virtual straight connecting line from the point light source to the human eye and the display panel, and an included angle between a light ray from the point light source incident to the viewpoint position and a light ray from the point light source vertically incident to the corresponding display unit is determined; determining a peep-proof visual angle according to the included angle and the visual angle outward expansion parameter; and controlling each pixel of the display unit to be in an open state or a closed state according to the peep-proof visual angle.
2. The mobile terminal of claim 1, wherein the generating structure of the point light source comprises: a top-emitting OLED panel and a lens array;
the light emitting surface of the top-emitting OLED panel corresponds to the reflecting layer of the lens array, small holes are formed among the lens array, and light rays output by the top-emitting OLED panel are reflected for multiple times between the reflecting layer and the reflecting anode of the top-emitting OLED panel and then are emitted from the small holes to form the point light source.
3. A peep-proof method is applied to a mobile terminal, and is characterized by comprising the following steps:
acquiring an image, judging whether a human eye pattern exists in the image, and confirming that a peeping-proof trigger instruction is received when the human eye pattern exists in the image;
determining a viewpoint position of the human eye corresponding to the human eye graph according to the peep-proof trigger instruction, wherein the viewpoint position is an intersection point of a virtual straight connecting line from a point light source to the human eye and the display panel; determining an included angle between a light ray from the point light source to the viewpoint position and a light ray from the point light source to the corresponding display unit in a vertical incidence manner; determining a peep-proof visual angle according to the included angle and the visual angle outward expansion parameter;
controlling each pixel of the display unit to be in an open state or a closed state according to the peep-proof visual angle; the mobile terminal comprises the display panel and a point light source, wherein the display panel comprises a plurality of display units, each display unit comprises a plurality of pixels, each display unit corresponds to one point light source, and the point light source is positioned on one side of the light incident surface of the display unit.
4. The method according to claim 3, wherein the controlling each pixel of the display unit to be in an on state or an off state according to the peep-proof viewing angle comprises:
and controlling each pixel of the display unit related to the peep-proof visual angle to be in an open state, and controlling each pixel of other display units to be in a closed state.
5. The method according to claim 3, wherein the controlling each pixel of the display unit to be in an on state or an off state according to the peep prevention viewing angle comprises:
when the peep-proof visual angle is set to be a wide visual angle, controlling the pixels of all display units of the display panel to be in an open state;
when the peep-proof visual angle is set to be a narrow visual angle, controlling the pixels of the display units in the middle area of the display panel to be in an open state and controlling the pixels of the display units in the edge area of the display panel to be in a closed state.
6. The utility model provides a peep-proof device sets up in mobile terminal, its characterized in that includes:
the first processing module is used for acquiring an image, judging whether a human eye pattern exists in the image or not, and confirming that a peep-proof trigger instruction is received when the human eye pattern exists in the image;
the second processing module is used for determining a viewpoint position of the human eye corresponding to the human eye graph according to the peep-proof trigger instruction, wherein the viewpoint position is an intersection point of a virtual straight connecting line from the point light source to the human eye and the display panel; determining an included angle between a light ray from the point light source to the viewpoint position and a light ray from the point light source to the corresponding display unit in a vertical incidence manner; determining a peep-proof visual angle according to the included angle and the visual angle outward expansion parameter;
the third processing module is used for controlling each pixel of each display unit in the mobile terminal to be in an open state or a closed state according to the peep-proof visual angle; the mobile terminal comprises a display panel and a point light source, wherein the display panel comprises a plurality of display units, each display unit comprises a plurality of pixels, each display unit corresponds to one point light source, and the point light source is positioned on one side of the light incident surface of the display unit.
7. A computer-readable storage medium, characterized in that a computer program is stored which, when being executed by a processor, is adapted to carry out the peeping prevention method according to any one of claims 3-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910169390.8A CN109949736B (en) | 2019-03-06 | 2019-03-06 | Mobile terminal, peep-proof method, peep-proof device and computer readable storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910169390.8A CN109949736B (en) | 2019-03-06 | 2019-03-06 | Mobile terminal, peep-proof method, peep-proof device and computer readable storage medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109949736A CN109949736A (en) | 2019-06-28 |
| CN109949736B true CN109949736B (en) | 2022-06-21 |
Family
ID=67009235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910169390.8A Active CN109949736B (en) | 2019-03-06 | 2019-03-06 | Mobile terminal, peep-proof method, peep-proof device and computer readable storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109949736B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589558B (en) * | 2020-04-30 | 2023-04-14 | 荣耀终端有限公司 | Screen peeping prevention method and related device |
| CN111681613A (en) * | 2020-06-04 | 2020-09-18 | 昆山龙腾光电股份有限公司 | Display device |
| CN115424590B (en) * | 2022-08-29 | 2024-03-12 | 昆山龙腾光电股份有限公司 | Wide-narrow visual angle switching circuit and control method |
| CN117420701B (en) * | 2023-12-18 | 2024-03-12 | 深圳市乐雅科技有限公司 | Peep-proof control method and system for liquid crystal display equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101551546A (en) * | 2008-03-31 | 2009-10-07 | Nec液晶技术株式会社 | Display device, electronic appliance, optical member, display panel, controller, and control method for driving display panel |
| CN102332075A (en) * | 2010-07-12 | 2012-01-25 | 英业达股份有限公司 | Anti-peeking system and method |
| CN104701339A (en) * | 2013-12-06 | 2015-06-10 | 宏碁股份有限公司 | Display panel, display system and image display method |
| CN105667043A (en) * | 2016-03-03 | 2016-06-15 | 上海交通大学 | Omnibearing peep-proof film with antireflection function and manufacturing process thereof |
| CN107346075A (en) * | 2017-07-31 | 2017-11-14 | 京东方科技集团股份有限公司 | One kind collimation membrane structure and display device |
| CN107734118A (en) * | 2017-09-13 | 2018-02-23 | 北京小米移动软件有限公司 | The control method and device of terminal device screen, terminal device screen |
| CN109284640A (en) * | 2018-10-17 | 2019-01-29 | 深圳超多维科技有限公司 | A kind of method, apparatus of peep-proof, electronic equipment and stereoscopic display device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106682540A (en) * | 2016-12-06 | 2017-05-17 | 上海斐讯数据通信技术有限公司 | Intelligent peep-proof method and device |
| CN109145655A (en) * | 2017-06-19 | 2019-01-04 | 上海中兴软件有限责任公司 | A kind of mobile terminal display methods, mobile terminal and storage medium |
| CN107396087B (en) * | 2017-07-31 | 2019-03-12 | 京东方科技集团股份有限公司 | Naked eye three-dimensional display device and its control method |
| CN107703654B (en) * | 2017-10-23 | 2020-07-28 | 京东方科技集团股份有限公司 | Peep-proof device, peep-proof display and control method |
-
2019
- 2019-03-06 CN CN201910169390.8A patent/CN109949736B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101551546A (en) * | 2008-03-31 | 2009-10-07 | Nec液晶技术株式会社 | Display device, electronic appliance, optical member, display panel, controller, and control method for driving display panel |
| CN102332075A (en) * | 2010-07-12 | 2012-01-25 | 英业达股份有限公司 | Anti-peeking system and method |
| CN104701339A (en) * | 2013-12-06 | 2015-06-10 | 宏碁股份有限公司 | Display panel, display system and image display method |
| CN105667043A (en) * | 2016-03-03 | 2016-06-15 | 上海交通大学 | Omnibearing peep-proof film with antireflection function and manufacturing process thereof |
| CN107346075A (en) * | 2017-07-31 | 2017-11-14 | 京东方科技集团股份有限公司 | One kind collimation membrane structure and display device |
| CN107734118A (en) * | 2017-09-13 | 2018-02-23 | 北京小米移动软件有限公司 | The control method and device of terminal device screen, terminal device screen |
| CN109284640A (en) * | 2018-10-17 | 2019-01-29 | 深圳超多维科技有限公司 | A kind of method, apparatus of peep-proof, electronic equipment and stereoscopic display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109949736A (en) | 2019-06-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109949736B (en) | Mobile terminal, peep-proof method, peep-proof device and computer readable storage medium | |
| US20200350377A1 (en) | Terminal Device and Display Method | |
| CN102542975B (en) | Image peep-proof method | |
| CN101398563B (en) | Display device, and portable device and terminal device incorporating such display device | |
| CN105446028B (en) | Liquid crystal lens plate and display device | |
| JP6393838B2 (en) | LCD panel, terminal, photosensitive control method, program, and recording medium | |
| CN105280111A (en) | Transparent display | |
| CN101568953B (en) | Display device and display method | |
| US9223082B2 (en) | Backlight assembly and liquid crystal display device | |
| US10535291B2 (en) | Display device and control method thereof, and display system | |
| US20180240252A1 (en) | Rotation control method for display apparatus | |
| JP2011186439A (en) | Display device with angular dependent pixel for trick view, and method | |
| EP3288083B1 (en) | Display panel, terminal, and method for display control | |
| CN101393711B (en) | Image display apparatus and image display method | |
| CN107656393A (en) | A kind of bore hole 3D display device and liquid crystal display device | |
| CN104297931B (en) | A kind of bore hole 3D display unit | |
| US11272343B2 (en) | Display apparatus and method of controlling the same | |
| CN109782452B (en) | Stereoscopic image generation method, imaging method and system | |
| CN110111688B (en) | Display panel, display method and display system | |
| US20210090487A1 (en) | Display screens | |
| US8199103B2 (en) | System and method of controlling switching display which embodies transmitting/transflective/reflective mode | |
| CN108803131B (en) | Screen, screen backlight control method and device | |
| US9818369B1 (en) | Environmental display | |
| CN103680310B (en) | A kind of interfere type type reflective display screen method of adjustment and system | |
| WO2019119565A1 (en) | Display apparatus and control method therefor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |