CN107948419B - Electronic device - Google Patents

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Publication number
CN107948419B
CN107948419B CN201711174667.3A CN201711174667A CN107948419B CN 107948419 B CN107948419 B CN 107948419B CN 201711174667 A CN201711174667 A CN 201711174667A CN 107948419 B CN107948419 B CN 107948419B
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China
Prior art keywords
infrared light
display screen
electronic device
light emitter
preset time
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Active
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CN201711174667.3A
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Chinese (zh)
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CN107948419A (en
Inventor
张海平
周意保
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Priority to CN201711174667.3A priority Critical patent/CN107948419B/en
Publication of CN107948419A publication Critical patent/CN107948419A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
    • H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
    • G06F1/1643—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being associated to a digitizer, e.g. laptops that can be used as penpads
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
    • G06F1/1694—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675 the I/O peripheral being a single or a set of motion sensors for pointer control or gesture input obtained by sensing movements of the portable computer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/12—Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion

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  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

The application discloses electronic devices, which comprise a display screen, a proximity sensor, a memory and a circuit, wherein the proximity sensor is arranged below the display screen, the proximity sensor comprises an infrared light emitter and an infrared light receiver, the infrared light emitter emits light which penetrates through the display screen, the infrared light receiver is used for receiving infrared light reflected by the outside, the circuit is used for driving the display screen and the proximity sensor to work, the memory stores the infrared light emission times of the infrared light emitter in a preset time and the infrared light emission duration of the infrared light emitter in the preset time, the circuit is used for driving the display screen and the proximity sensor to work, and when the circuit drives the display screen to work, the infrared light emission times of the infrared light emitter in the preset time are reduced, or the infrared light emission duration of the infrared light emitter in the preset time is reduced.

Description

Electronic device
Technical Field
The application relates to the technical field of mobile communication, in particular to the technical field of mobile equipment, and specifically relates to electronic devices.
Background
During the use of the electronic device, for example, during a call, in order to avoid misoperation of the electronic device by a user, when the face of the user approaches the electronic device for fixed distances, the electronic device automatically turns off the screen.
Generally, an electronic device detects approach and departure of a user's face by a proximity sensor, and controls the electronic device to turn off or on a screen according to the detected data.
Disclosure of Invention
The embodiment of the application provides kinds of electronic devices, can reduce the influence that the display effect of infrared light that infrared light emitter sent produced the display screen produces.
The embodiment of the present application provides kinds of electronic devices, including:
a display screen comprising a plurality of light emitting pixels;
the proximity sensor is arranged below the display screen and comprises an infrared light emitter and an infrared light receiver, light emitted by the infrared light emitter penetrates through the display screen, and the infrared light receiver is used for receiving infrared light reflected by the outside;
the storage is used for storing the infrared light emitting times of the infrared light emitter in a preset time and the infrared light emitting time of the infrared light emitter in the preset time;
the circuit is used for driving the display screen and the proximity sensor to work, and the circuit drives the display screen to work, so that the infrared emission times of the infrared emitter in the preset time are reduced, or the infrared emission time of the infrared emitter in the preset time is shortened.
The embodiment of the application provides an electronic device, including display screen, proximity sensor, memory and circuit, proximity sensor sets up the below of display screen, proximity sensor includes infrared light emitter and infrared light receiver, the light that infrared light emitter sent sees through the display screen, infrared light receiver is used for receiving the infrared light via external reflection, the circuit is used for driving the display screen with proximity sensor work, the memory storage has the infrared light transmission number of times of infrared light emitter in the time of predetermineeing with infrared light transmitter is in the time of the infrared light transmission in the time of predetermineeing, the circuit is used for driving the display screen with proximity sensor work, just the circuit drive the display screen during operation, reduce the infrared transmission number of times of infrared light emitter in the time of predetermineeing, or reducing the infrared light emitting time of the infrared light emitter in the preset time. The influence of the infrared light emitted by the infrared light emitter on the display effect of the display screen can be reduced, and the screen flickering phenomenon is reduced.
Drawings
The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of electronic devices according to an embodiment of the present disclosure.
Fig. 2 is a schematic structural diagram of a housing according to an embodiment of the present application.
Fig. 3 is another schematic structural diagram of the housing according to the embodiment of the present disclosure.
Fig. 4 is a schematic view of another structure of electronic devices according to an embodiment of the present disclosure.
Fig. 5 is a schematic diagram of a transmission signal of an infrared transmitter according to an embodiment of the present application.
Fig. 6 is a schematic view of another structure of electronic devices according to an embodiment of the present disclosure.
Fig. 7 is a schematic view of another structure of electronic devices according to an embodiment of the present disclosure.
Fig. 8 is a schematic view of another structure of electronic devices according to an embodiment of the present disclosure.
Fig. 9 is a schematic view of another structure of electronic devices according to an embodiment of the present disclosure.
Fig. 10 is a schematic view of another structure of electronic devices according to an embodiment of the present disclosure.
Fig. 11 is a schematic view of another structure of electronic devices according to an embodiment of the present disclosure.
Fig. 12 is a schematic view of another structure of electronic devices according to an embodiment of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, it is obvious that the described embodiments are only partial embodiments of the present application , rather than all embodiments.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in an orientation or positional relationship indicated in the drawings for convenience and simplicity of description only and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operation in a particular orientation, and thus be construed as limiting the present application.
In the description of the present application, it should be noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "connected" shall be construed , for example, as being either fixedly connected, detachably connected, or physically connected, mechanically connected, electrically connected, or in communication with each other, directly connected, indirectly connected through an intermediary, connected internally between two elements, or in an interactive relationship between two elements.
In this application, unless expressly stated or limited otherwise, the word "over" or "under" a feature may include the word directly contacting the second feature and may also include the word feature being in direct contact with the second feature but being in contact with another feature in between.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
Specifically, referring to fig. 1, fig. 1 is a schematic structural diagram of electronic devices provided in the embodiment of the present application, the embodiment of the present application provides electronic devices, which may be electronic devices such as smart phones and tablet computers, and referring to fig. 1, the electronic device 100 includes a cover plate 10, a display screen 20, a circuit board 30, a housing 40, a proximity sensor 50, and a memory.
Wherein the cover plate 10 is mounted to the display screen 20 to cover the display screen 20. the cover plate 10 may be a clear glass cover plate in some embodiments , the cover plate 10 may be a glass cover plate made of a material such as sapphire.
The display 20 is mounted on the housing 40 to form a display surface of the electronic device 100. the display 20 is a front shell of the electronic device 100, and forms a closed space with the housing 40 for accommodating other electronic components of the electronic device 100. meanwhile, the display 20 forms a display surface of the electronic device 100 for displaying images, texts, and other information, wherein the display 20 may be a touch screen for receiving touch signals and responding to the touch signals and performing corresponding output on the display surface to realize man-machine interaction, for example, the display 20 may be a transparent display, and the display 20 may be a full-screen and may realize full-screen display.
The circuit board 30 is mounted inside the housing 40 to accommodate the circuit board 30 in the closed space. The circuit board 30 may be a motherboard of the electronic device 100. The circuit board 30 is provided with a grounding point to realize grounding of the circuit board 30. Functional components such as a camera 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.
, the circuit board 30 is provided with a control circuit, wherein the control circuit is connected to the display screen 20, and the control circuit outputs electrical signals to the display screen 20 to control the display screen 20 to display information, receive touch signals, turn on or off the screen, etc. the control circuit can also be connected to the processor in the electronic device 100 to control the display screen 20 to display information, receive touch signals, turn on or off the screen, etc. according to the instructions of the processor.
The housing 40 is used to form the outer contour of the electronic device 100. the material of the housing 40 may be plastic or metal, and the housing 40 may be formed by .
Wherein the housing 40 is used to form the outer contour of the electronic device 100. The housing 40 may be a metal housing, such as an aluminum alloy housing 40. It should be noted that the material of the housing 40 in the embodiment of the present application is not limited to this, and other manners may also be adopted, such as: the housing 40 may be a ceramic center frame or a glass center frame. For another example: the housing 40 may be a plastic bezel. Also for example: the housing 40 may be a metal and plastic mating structure, and may be formed by injection molding a plastic portion onto a metal plate.
In embodiments, a functional element 50 is further disposed between the display screen 20 and the housing 40, the functional element 50 can transmit signals through the cover 10, and the functional element 50 can also receive signals through the cover 10. in embodiments, the functional element 50 can be a proximity sensor 50, and the proximity sensor 50 can include an infrared light transmitter 51 and an infrared light receiver 52. the functional element 50 can also be a camera module, which can include a camera and a fill light, and the functional element 50 can also include a speaker module.
In embodiments, as shown in fig. 2, fig. 2 is a schematic structural diagram of a housing provided in the present application, the housing 40 may be formed in a body, it should be noted that the structure of the housing 40 in the present application is not limited thereto, for example, please refer to fig. 3, fig. 3 is another schematic structural diagram of of the housing provided in the present application, the housing 40 may include a middle frame 41 and a rear cover 42, and the middle frame 41 and the rear cover 42 are fixedly connected to form the housing 40.
The embodiment of the application provides electronic device, including display screen, proximity sensor and circuit, proximity sensor sets up the below of display screen, proximity sensor includes infrared light emitter and infrared light receiver, the light that infrared light emitter sent sees through the display screen, infrared light receiver is used for receiving the infrared light via external reflection, the circuit is used for the drive the display screen with proximity sensor work, the circuit drives with drive frequency the display screen, the circuit drives with second drive frequency proximity sensor, wherein, drive frequency is different from the second drive frequency.
Embodiments of the present application are described in detail below with reference to the accompanying drawings.
Referring to fig. 4, an electronic device 100 according to an embodiment of the present disclosure includes a display 20, where the display 20 includes a plurality of light-emitting pixels 20 a. The light emitting pixels 20a are arranged in an array, and the light emitting pixels 20a include red light emitting pixels, green light emitting pixels, and red light emitting pixels.
The proximity sensor 50 may be attached to the lower surface of the display screen 20. of course, the proximity sensor 50 may also be disposed inside the display screen 20, for example, grooves may be disposed below the display screen 20, and the proximity sensor 50 may be disposed in the grooves of the display screen 20.
The proximity sensor 50 includes an infrared light emitter 51 and an infrared light receiver 52. The infrared light emitter 51 may be an infrared light emitting diode. In order to ensure the light emitting effect of the infrared light emitter 51, a lens may be disposed above the infrared light emitter 51 to adjust the infrared light emitted by the infrared light emitter 51. The lens can be set as a convex lens or a concave lens according to requirements, and can also be set as a transparent film with a dimming function. The infrared light emitted from the infrared light emitter 51 may pass through the display screen 20. The infrared light passes through the display screen 20 and is reflected by an external object and then is absorbed into the display screen 20. The infrared light receiver 52 is used for receiving the reflected infrared light. The infrared light receiver 52 is an infrared light sensor. For example, the detection light a emitted from the infrared light emitter 51 is emitted to the outside through the display screen 20. Here, the detection light a contacts an external object 200 (e.g., a user's face) and generates a reflected light B. The reflected light B is incident on the infrared light receiver 51 through the display panel 20. The infrared light receiver 52 is configured to receive a reflected light B formed by the detection light a emitted by the infrared light emitter 51 being reflected by an external object, and after receiving the reflected light B, the infrared light receiver 52 may output a received signal to a processor of the electronic device 100 for processing, so as to control the display screen of the electronic device 100 to turn off or turn on.
The memory 60 stores the number of times of infrared light emission of the infrared light emitter 51 within a preset time and the duration of infrared light emission of the infrared light emitter 51 within the preset time.
The Memory 60 (Memory) is a Memory device for storing information, and in a digital system, any Memory may be used as long as binary data can be stored, and in an integrated circuit, circuits having a storage function without physical form are also called memories such as RAM, FIFO, and the like, and in a system, a Memory device with physical form is also called a Memory such as a Memory bank, a TF card, and the like.
Referring to fig. 5, as shown by signal a, the infrared light emitter 51 stored in the memory 60 is at a preset time T0The number of times of internally emitting infrared light is 3, and the memory 60 stores the infrared light emitter 51 for a preset time T0Duration of internal emission of infrared light is t0。
The circuit 30 drives the display screen 20 and the proximity sensor 50 to work, and the circuit 30 drives the display screen to work, so that the infrared emission times of the infrared emitter in the preset time are reduced, or the infrared emission time of the infrared emitter in the preset time is shortened.
Circuit 30, said circuit30 are used to drive the display screen 20 and the proximity sensor 50. When the circuit 30 drives the display screen 20 to work, the number of times of infrared light emission of the infrared light emitter 51 in the preset time is reduced, or the duration of infrared light emission of the infrared reflection lamp in the preset time is reduced. Referring to fig. 5, as shown by a signal B, in order to reduce the influence of the infrared light emitted by the infrared light emitter 51 passing through the display screen 20 on the display effect of the display screen 20 during the bright time period of the display screen 20, the circuit 30 drives the infrared light emitter 51 for a preset time T0The number of internal-emitting infrared light is 3, but each time duration is t0Is reduced to t1。
Of course, referring to fig. 5, as shown by the signal C, in order to reduce the influence of the infrared light emitted by the infrared light emitter 51 on the display effect of the display screen 20 when the infrared light passes through the display screen 20 during the screen-on period of the display screen 20, the circuit 30 may also drive the infrared light emitter 51 for the preset time T0The number of internal transmission is reduced from 3 to 2, but the duration is t0Is extended to t2。
In , the circuit 30 drives the pixels of the display screen 20 in the area facing the infrared emitters 51 to turn on and off at the driving frequency, the circuit 30 drives the pixels of the display screen 20 in the other areas to turn on and off at the second driving frequency, and the driving frequency is different from the second driving frequency, so as to improve the control flexibility of the display screen 20 and to isolate the different areas of the display screen 20 from each other because they can be controlled separately.
In , the size of the pixels in the area of the display screen facing the infrared light emitters is smaller than the size of the pixels in other areas of the display screen.
In embodiments , referring to FIG. 6, the pixels of the display panel 20 are of the same size or different sizes, and in embodiments , the pixels of the display panel 20 in the area directly opposite the infrared light emitters 51 are smaller than the pixels of the other areas of the display panel 20, such as in the st pixel area, for example, the pixels of the second pixel area, so that the reduction in the size of the pixels of the area directly opposite the infrared light emitters 51 can correspondingly increase the spacing between the pixels, thereby reducing the effect of the pixels of the area on the infrared light emitted by the infrared light emitters 51, and also reducing the effect of the infrared light on the display of the area of the display panel 20, such as reducing the flicker phenomenon, the shape of the pixels can also be set to different shapes.
In , the pixel density in the area of the display screen facing the infrared light emitters is less than the pixel density in other areas of the display screen.
In the embodiments, the distribution of the pixels within the display screen 20 may be uniform or non-uniform, in embodiments, referring to FIG. 8, the pixel density in the area 201 of the display screen 20 facing the infrared light emitter 51 is less than the pixel density in other areas of the display screen 20. this is done to reduce the pixel density in the area 201 of the display screen 20 facing the infrared light emitter 51 and correspondingly increase the spacing between the pixels, thereby reducing the effect of the pixels within the area on the infrared light emitted by the infrared light emitter 51 and also reducing the effect of the infrared light on the display of the area of the display screen 20, such as reducing the flicker phenomenon. similarly, the pixels may be shaped differently.
In embodiments, the display screen includes an LCD display area and an OLED display area, wherein the proximity sensor is located below the OLED display area.
In exemplary embodiments, the display screen 20 includes an OLED display area 21 and an LCD display area 22. referring to FIG. 9, the OLED display area 21 and the LCD display area 22 are both rectangular in shape. of course, the specific shapes of the OLED display area 21 and the LCD display area 22 are not limited, and the area of the OLED display area 21 is smaller than the area of the LCD display area 22.
The OLED display area 21 is located at the top of the display screen 20, and the LCD display area 22 is connected to the OLED display area 21 and located below the OLED display area 21. Wherein the proximity sensor 50 is disposed below the OLED display region 21. The OLED display region 21 is used to display indication information such as signal intensity, time, and the like. The LCD is used to display main information such as video information, picture information, and the like.
The light emitted from the infrared light emitter 51 of the proximity sensor 50 passes through the OLED display area 21, is reflected by an external object, and is sensed by the infrared light receiver 52.
In embodiments, the OLED display regions are located in at least corners of the display screen.
In exemplary embodiments, the OLED display area 21 can be located at a corner of the display screen 20. referring to FIG. 10, the OLED display area 21 is located at a left corner of the display screen 20. the proximity sensor 50 is disposed below the OLED display area 21. the OLED display area 21 can be rectangular, circular or other shapes as well as the OLED display area 21 can be disposed at an upper right corner, a lower left corner or a lower right corner of the display screen 20. of course, the number of the OLED display areas 21 can also be plural, for example, the number of the OLED display areas 21 is two, wherein of the two OLED display areas 21 is disposed opposite to the infrared light emitter 51 of the proximity sensor 50, and and of the two OLED display areas 21 are disposed opposite to the infrared light receiver 52 of the proximity sensor 50.
In embodiments, the OLED display area 21 is located at the top middle of the display screen 20. referring to FIG. 11, the LCD display area 22 includes a LCD display area 22a connected to the OLED display area 21 and a second LCD display area 22b located at the opposite sides of the OLED display area 21. proximity sensors 50 are located below the OLED display area 21.
In , referring to fig. 12, the electronic device 100 further includes a processor 70, and the processor 70 is configured to control to turn off the circuit 30 to turn off the proximity sensor 50 when the electronic device 100 is not in a call scenario.
In , the processor 70 is configured to control the circuit 30 to drive the infrared light emitter 51 to emit infrared light for a transmission number of times in the preset time when the electronic device 100 is in a call scene and the display screen 20 is turned off, and control the circuit 30 to drive the infrared light emitter 51 to emit infrared light for a second transmission number of times in the preset time and control the circuit 30 to drive the display screen 20 to turn on or off pixels in a region facing the infrared light emitter 51 for a driving frequency when the processor 70 determines that the electronic device 100 is in a call scene and the display screen 20 is bright, where the second transmission number of times is less than the transmission number of times, where the driving frequency is lower than the driving frequency in other regions of the display screen 20, which can both separately control different regions of the display screen 20 and reduce an influence of the infrared light emitter 51 on the region facing the infrared light emitter 51 of the display screen 20.
In , the processor is configured to control the circuit to drive the infrared light emitter to emit infrared light for a duration within the preset time when the electronic device is in a call scene and the display screen is turned off, and control the circuit to drive the infrared light emitter to emit infrared light for a second duration within the preset time when the processor determines that the electronic device is in a call scene and the display screen is bright, and control the circuit to drive the display screen to turn on and off pixels in a region of the display screen facing the infrared light emitter at a th driving frequency, where the second duration is shorter than the th duration, and the th driving frequency is lower than the driving frequency in other regions of the display screen 20, so that different regions of the display screen 20 can be separately controlled, and an influence of the infrared light emitter 51 on the region of the display screen 20 facing the infrared light emitter 51 can be reduced.
The embodiment of the application provides an electronic device, including display screen, proximity sensor, memory and circuit, proximity sensor sets up the below of display screen, proximity sensor includes infrared light emitter and infrared light receiver, the light that infrared light emitter sent sees through the display screen, infrared light receiver is used for receiving the infrared light via external reflection, the circuit is used for driving the display screen with proximity sensor work, the memory storage has the infrared light transmission number of times of infrared light emitter in the time of predetermineeing with infrared light transmitter is in the time of the infrared light transmission in the time of predetermineeing, the circuit is used for driving the display screen with proximity sensor work, just the circuit drive the display screen during operation, reduce the infrared transmission number of times of infrared light emitter in the time of predetermineeing, or reducing the infrared light emitting time of the infrared light emitter in the preset time. The influence of the infrared light emitted by the infrared light emitter on the display effect of the display screen can be reduced, and the screen flickering phenomenon is reduced.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
While the electronic devices provided in the embodiments of the present application have been described in detail, the principles and embodiments of the present application have been illustrated and described herein by way of specific examples, which are provided to facilitate understanding of the technical solutions and their core ideas, it should be understood by those skilled in the art that the technical solutions described in the foregoing embodiments may be modified or equivalent substituted for some of the technical features, and such modifications or substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions provided in the embodiments of the present application.

Claims (11)

  1. An electronic device of , comprising:
    a display screen comprising a plurality of light emitting pixels;
    the proximity sensor is arranged below the display screen and comprises an infrared light emitter and an infrared light receiver, light emitted by the infrared light emitter penetrates through the display screen, and the infrared light receiver is used for receiving infrared light reflected by the outside;
    the storage is used for storing the infrared light emitting times of the infrared light emitter in a preset time and the infrared light emitting time of the infrared light emitter in the preset time;
    the circuit, the circuit is used for driving the display screen with proximity sensor work, just the circuit drive the display screen during operation infrared emitter is in under the unchangeable condition of infrared emission duration in the preset time, reduce infrared emitter is in infrared emission number of times in the preset time, perhaps infrared emitter is in under the unchangeable condition of infrared emission number of times in the preset time, reduce infrared emitter is in infrared emission duration in the preset time.
  2. 2. The electronic device of claim 1, wherein the circuit drives the turning off and on of pixels in an area of the display screen facing the infrared light emitter at an th drive frequency, and drives the turning off and on of pixels in other areas of the display screen at a second drive frequency, wherein the th drive frequency is different from the second drive frequency.
  3. 3. The electronic device of claim 2, wherein a size of pixels in an area of the display screen facing the infrared light emitter is smaller than a size of pixels in other areas of the display screen.
  4. 4. The electronic device of claim 2, wherein a pixel density in an area of the display screen facing the infrared light emitters is less than a pixel density in other areas of the display screen.
  5. 5. The electronic device of claim 1, wherein the display screen comprises an LCD display area and an OLED display area, wherein the proximity sensor is located below the OLED display area.
  6. 6. The electronic device of claim 5, wherein the OLED display region is located in at least corners of the display screen.
  7. 7. The electronic device of claim 5, wherein the OLED display area is located at a top center portion of the display screen.
  8. 8. The electronic device of claim 7, wherein the LCD display area includes an th LCD display area connected to the OLED display area and a second LCD display area located on opposite sides of the OLED display area.
  9. 9. The electronic device of claim 1, further comprising a processor configured to control turning off the proximity sensor when the electronic device is determined not to be in a call scenario.
  10. 10. The electronic device of claim 9, wherein the processor is configured to control the circuit to drive the infrared light emitter to emit infrared light at th emission times within the preset time when the electronic device is in a call scene and the display screen is turned off, and to drive the infrared light emitter to emit infrared light at a second emission time within the preset time and control the circuit to drive the display screen to turn on and off pixels in a region facing the infrared light emitter at driving frequency when the electronic device is in a call scene and the display screen is turned on, wherein the second emission time is less than the th emission time.
  11. 11. The electronic device of claim 9, wherein the processor is configured to control the circuit to drive the infrared light emitter to emit infrared light for th duration within the preset time when the electronic device is in a call scene and the display screen is turned off, and to drive the infrared light emitter to emit infrared light for a second duration within the preset time when the electronic device is in a call scene and the display screen is turned on, and to control the circuit to drive the display screen to turn on and off pixels in a region facing the infrared light emitter at driving frequency, wherein the second duration is less than the th duration.
CN201711174667.3A 2017-11-22 2017-11-22 Electronic device Active CN107948419B (en)

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CN201711174667.3A CN107948419B (en) 2017-11-22 2017-11-22 Electronic device

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CN201711174667.3A CN107948419B (en) 2017-11-22 2017-11-22 Electronic device

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CN107948419A CN107948419A (en) 2018-04-20
CN107948419B true CN107948419B (en) 2020-01-31

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