CN107884975B - Electronic device and sensor assembly - Google Patents
Electronic device and sensor assembly Download PDFInfo
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- CN107884975B CN107884975B CN201711174623.0A CN201711174623A CN107884975B CN 107884975 B CN107884975 B CN 107884975B CN 201711174623 A CN201711174623 A CN 201711174623A CN 107884975 B CN107884975 B CN 107884975B
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Controls And Circuits For Display Device (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
The application provides an electronic device, including: the display screen and the sensor assembly are mounted on the shell, the sensor assembly is arranged below a display area of the display screen, a light shielding layer is arranged on one side, facing the sensor assembly, of the display screen, an opening is formed in the light shielding layer, and the sensor assembly is arranged below the opening; the sensor assembly comprises a signal transmitter and a signal receiver, and a rotatable light guide sleeve is sleeved above the signal transmitter; when the signal emitter needs to emit detection signals, the direction of the rotatable light guide sleeve is adjusted according to the direction of liquid crystal molecules in the display screen, so that the rotatable light guide sleeve corresponds to the gaps among the liquid crystal molecules, and the detection signals emitted by the signal emitter penetrate through the gaps to be emitted to the outside. The invention can realize the full screen to achieve the effect of full screen display and can improve the transmittance of the signal emitted by the signal emitter.
Description
Technical Field
The present application relates to the field of electronic devices, and particularly, to an electronic device and a sensor assembly.
Background
With the rapid development of communication technology, electronic devices such as mobile terminals become more and more popular and become indispensable devices in people's lives. People can learn, entertain, etc. through the mobile terminal.
At present, the mobile terminal adopts the principle of an infrared proximity sensor to judge the proximity and the distance. Therefore, it is necessary to provide a sensor through hole in a non-display area of the display screen, and place an infrared proximity sensor below the sensor through hole, through which an infrared light signal transmitted and received by the infrared proximity sensor is transmitted. However, such a design needs to divide the display screen into non-display areas, so that the screen occupation ratio of the display area is not high, and the full-screen display cannot be realized to achieve the effect of full-screen display.
Disclosure of Invention
The embodiment of the application provides an electronic device and sensor assembly, can realize the effect that the full-face screen shows in order to reach the full-face screen to and can improve the transmissivity of the signal of signal transmitter transmission.
An embodiment of the present application provides an electronic device, including: the display screen and the sensor assembly are mounted on the shell, the sensor assembly is arranged below a display area of the display screen, a light shielding layer is arranged on one side, facing the sensor assembly, of the display screen, an opening is formed in the light shielding layer, and the sensor assembly is arranged below the opening;
the sensor assembly comprises a signal transmitter and a signal receiver, and a rotatable light guide sleeve is sleeved above the signal transmitter;
when the signal emitter needs to emit detection signals, the direction of the rotatable light guide sleeve is adjusted according to the direction of liquid crystal molecules in the display screen, so that the rotatable light guide sleeve corresponds to the gaps among the liquid crystal molecules, and the detection signals emitted by the signal emitter penetrate through the gaps to be emitted to the outside.
The embodiment of the application also provides a sensor assembly, wherein the sensor assembly is arranged below the display area of the display screen and comprises a signal transmitter and a signal receiver, and a rotatable light guide sleeve is sleeved above the signal transmitter;
when the signal emitter needs to emit detection signals, the direction of the rotatable light guide sleeve is adjusted according to the direction of liquid crystal molecules in the display screen, so that the rotatable light guide sleeve corresponds to the gaps among the liquid crystal molecules, and the detection signals emitted by the signal emitter penetrate through the gaps to be emitted to the outside.
According to the electronic device and the sensor assembly, the sensor assembly is arranged below a display area of a display screen, a light shielding layer is arranged on one side, facing the sensor assembly, of the display screen, an opening is formed in the light shielding layer, and the sensor assembly is arranged below the opening; therefore, the non-display area does not need to be marked out of the display screen, and the effect of displaying the full screen is achieved. In addition, a rotatable light guide sleeve is sleeved above the signal emitter of the sensor assembly; when the signal emitter needs to emit detection signals, the direction of the rotatable light guide sleeve is adjusted according to the direction of liquid crystal molecules in the display screen, so that the rotatable light guide sleeve corresponds to the gap between the liquid crystal molecules, the detection signals emitted by the signal emitter penetrate through the gap to be emitted to the outside, the transmittance of the signals emitted by the signal emitter is effectively improved, the signal intensity received by the signal receiver is enhanced, the detection accuracy of the sensor assembly is improved, and the accuracy of the electronic device for controlling the display screen to be turned off or turned on is improved.
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 will be briefly introduced below. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a display screen assembly according to an embodiment of the present application.
Fig. 3 is another schematic structural diagram of a display screen assembly according to an embodiment of the present disclosure.
Fig. 4 is a schematic plan view of a display screen in a display screen assembly according to an embodiment of the present application.
Fig. 5 is a schematic structural diagram of a display screen assembly according to an embodiment of the present application.
Fig. 6 is a schematic structural diagram of a display screen assembly according to an embodiment of the present disclosure.
Fig. 7 is a schematic structural diagram of a detection signal passing through a gap between liquid crystal molecules according to an embodiment of the present disclosure.
Detailed Description
Referring to the drawings in which like reference numerals represent like elements through the several figures, the principles of the present application are illustrated as being implemented in a suitable environment. The following description is based on illustrated embodiments of the application and should not be taken as limiting the application with respect to other embodiments that are not detailed herein.
The word "embodiment" is used herein to mean serving as an example, instance, or illustration. In addition, the articles "a" and "an" as used in this specification and the appended claims may generally be construed to mean "one or more" unless specified otherwise or clear from context to be directed to a singular form.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
Further, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise direct contact of the first and second features through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The embodiment of the application provides an electronic device. The electronic device can be a smart phone, a tablet computer and other equipment. Referring to fig. 1, the electronic device 100 includes a cover plate 10, a display screen assembly 20, a circuit board 30, and a case 40.
Wherein the cover plate 10 is mounted to the display screen assembly 20 to cover the display screen assembly 20. The cover plate 10 may be a transparent glass cover plate. In some embodiments, the cover plate 10 may be a glass cover plate made of a material such as sapphire. The cover plate 10 functions to protect the display screen assembly 20.
The display screen assembly 20 is mounted on the housing 40 to form a display surface of the electronic device 100. The display panel assembly 20 serves as a front housing of the electronic device 100 and forms an enclosed space with the housing 40 for accommodating other electronic components of the electronic device 100. Meanwhile, the display screen assembly 20 forms a display surface of the electronic device 100 for displaying information such as images, text, and the like.
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. The circuit board 30 may be integrated with a camera, a central processing unit, a memory chip, a communication chip, a SIM card socket, a battery connector, and other components. Meanwhile, the display screen assembly 20 may be electrically connected to the circuit board 30.
In some embodiments, display control circuitry is disposed on the circuit board 30. The display control circuit outputs an electrical signal to the display screen assembly 20 to control the display screen assembly 20 to display information.
The housing 40 is used to form the outer contour of the electronic device 100. The housing 40 may be made of plastic or metal. The housing 40 may be integrally formed.
In some embodiments, as shown in FIG. 2, display screen assembly 20 includes a display screen 21, and a sensor assembly 23. The display screen 21 is a full-screen display to achieve the effect of full-screen display, that is, the display screen 21 does not need to draw out a non-display area, but all display areas are display areas. The sensor assembly 23 is disposed below the display area of the display screen 21.
In some embodiments, a light shielding layer 22 is disposed on a side of the display screen 21 facing the sensor component 23, an opening 220 is disposed on the light shielding layer 22, and the sensor component 23 is disposed below the opening 220. The opening 220 allows light signals, sound wave signals, and the like to pass through.
That is, the side of the display screen 21 facing the sensor assembly 23 is an inner surface, and the side of the display screen 21 facing the cover plate 10 is an outer surface. In this embodiment, a light shielding layer 22 is attached to an inner surface of the display screen 21, an opening 220 is formed in the light shielding layer 22, and the sensor assembly 23 is disposed below the opening 220. The light shielding layer 22 is used to hide the internal structure of the electronic device 100, so as to prevent a user from viewing the internal electronic components of the electronic device 100 through the display screen 21.
As the sensor assembly 23 is arranged below the display area of the display screen 21, a light shielding layer 22 is arranged on one side of the display screen 21 facing the sensor assembly 23, an opening 220 is arranged on the light shielding layer 22, and the sensor assembly 23 is arranged below the opening 220; therefore, the non-display area does not need to be marked out of the display screen, and the effect of displaying the full screen is achieved.
The opening 220 formed in the light shielding layer 22 is located in the display area of the display panel 21. Through the opening 220, the sensor assembly 23 can perform a proximity sensing function of the electronic device 100.
In some embodiments, referring to fig. 4, the opening 220 is a circular hole. The diameter of the opening 220 is 2 to 4 mm. In other embodiments, the opening 220 may be a square hole, an elliptical hole, or other shapes.
The sensor assembly 23 includes a signal transmitter 231 and a signal receiver 232. Wherein, the signal transmitter 231 is used for transmitting the detection signal a outwards. The detection signal a is transmitted to the outside through the opening 220. When the detection signal a contacts an external object 200 (e.g., a user's face), a reflected signal B is generated. The reflected signal B enters the signal receiver 232 through the opening 220.
After receiving the reflected signal B, the signal receiver 232 may output the received signal to a central processing unit 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.
In some embodiments, referring to fig. 5 and 6, the sensor assembly 23 includes a signal transmitter 231 and a signal receiver 232, and the rotatable light guide sleeve 50 is sleeved above the signal transmitter 231.
Referring to fig. 7, when the signal transmitter 231 needs to transmit a detection signal, the direction of the rotatable light guiding sleeve 50 is adjusted according to the direction of the liquid crystal molecules in the display screen 21, so that the rotatable light guiding sleeve 50 corresponds to the gap between the liquid crystal molecules, so that the detection signal transmitted by the signal transmitter 231 passes through the gap to be transmitted to the outside, the transmittance of the signal transmitted by the signal transmitter 231 is effectively improved, and therefore the signal is not transmitted to the inside of the electronic device 100, and the signal receiver 232 does not receive the detection signal of internal diffraction, so that the signal strength received by the signal receiver 232 is enhanced, the detection accuracy of the sensor assembly is improved, the condition of wrong judgment or failure judgment is effectively avoided, and the accuracy of the electronic device in controlling the display screen to turn off or turn on the display screen is improved.
In some embodiments, a lever is disposed within housing 40 and is coupled to rotatable light guide sleeve 50, which is coupled to a motor. When the signal emitter 231 needs to emit a detection signal, the direction of the liquid crystal molecules in the current display screen 21 is obtained, the direction of the rotatable light guiding sleeve 50 is adjusted according to the direction of the liquid crystal molecules in the display screen 21, that is, the central processing unit calculates the direction of the rotatable light guiding sleeve 50 according to the direction of the liquid crystal molecules in the display screen 21, the central processing unit outputs a direction adjustment signal to the motor according to the calculated direction of the rotatable light guiding sleeve 50, the motor drives the control lever, the control lever drives the rotatable light guiding sleeve 50 to move, so that the rotatable light guiding sleeve 50 corresponds to the gap between the liquid crystal molecules, the detection signal emitted by the signal emitter 231 passes through the gap to be emitted to the outside, the transmittance of the signal emitted by the signal emitter 231 is effectively improved, and therefore the detection signal cannot be emitted to the inside of the electronic device 100, and then signal receiver 232 can not receive the detection signal of inside diffraction to strengthen the signal intensity that signal receiver 232 received, and then improved sensor assembly's detection accuracy, effectively avoided the wrong or failure condition of judgement, with this improvement electron device control display screen put out the screen or the accuracy of bright screen.
In some embodiments, the top end of the rotatable light guide sleeve 50 is disposed in abutting relation with the aperture 220. The benefits of this arrangement are: the detection signals emitted by the signal emitter 231 can completely pass through the rotatable light guide sleeve 50 and cannot leak into the electronic device 100, and then pass through the gaps between the liquid crystal molecules to be emitted to the outside, so that the transmittance of the signals emitted by the signal emitter 231 is effectively improved.
In some embodiments, the inner surface of the rotatable light guide sleeve 50 is provided with a light guide material, which can reflect the detection signal emitted by the signal emitter 231 to the gaps between the liquid crystal molecules to be emitted to the outside, so as to effectively improve the transmittance of the signal emitted by the signal emitter 231.
In some embodiments, the signal emitter 231 is an infrared emitter for emitting infrared rays. The signal receiver 232 is an infrared receiver for receiving infrared rays.
In some embodiments, the Display 21 may be a Liquid Crystal Display (LCD) or Organic Light-Emitting Diode (OLED) Display, or the like. When the display screen 21 is a liquid crystal display screen, the display screen 21 may include a backlight plate, a lower polarizer, an array substrate, a liquid crystal layer, a color film substrate, an upper polarizer, and the like, which are sequentially stacked. When the display panel 21 is an organic light emitting diode display panel, the display panel 21 may include a base layer, an anode, an organic layer, a conductive layer, an emission layer, a cathode, and the like, which are sequentially stacked.
In some embodiments, the light-shielding layer 22 may be a thin layer structure made of foam or steel.
In some embodiments, as shown in fig. 3, when the signal emitted by the signal emitter 231 is an optical signal, the opening 220 of the light shielding layer 22 may be filled with a light transmissive material 214. The light-transmissive material 214 can transmit the signal emitted by the signal emitter 231, and can also provide a certain hiding effect for the internal structure of the electronic device 100. For example, the light transmissive material 214 may be an infrared ink.
In some embodiments, the sensor assembly 23 also includes an ambient light sensor. Wherein the ambient light sensor is used for detecting the intensity of ambient light. The electronic device 100 may adjust the brightness of the display screen 21 according to the intensity of the ambient light detected by the ambient light sensor.
In some embodiments, as shown in fig. 7, the sensor assembly 23 includes a signal transmitter 231 and a signal receiver 232. Wherein the signal transmitter 231 and the signal receiver 232 are disposed adjacent to each other. The distance d1 between the geometric center of the signal emitter 231 and the geometric center of the signal receiver 232 is 2 to 14 millimeters.
In some embodiments, the signal transmitter 231 and the signal receiver 232 are packaged as a first chip. The signal transmitter 231 and the signal receiver 232 are disposed adjacent to each other, which may reduce the volume of the first chip.
In some embodiments, the sensor assembly 23 includes a signal transmitter 231 and a signal receiver 232. Wherein the signal transmitter 231 and the signal receiver 232 are spaced apart from each other. The distance d2 between the signal emitter 231 and the signal receiver 232 is 2 to 14 millimeters. It is understood that the above distance is a distance between a geometric center of the signal transmitter 231 and a geometric center of the signal receiver 232. The signal emitter 231 and the signal receiver 232 are spaced from each other, so that the isolation between the signal emitter 231 and the signal receiver 232 can be improved, and the influence of the signal emitted by the signal emitter 231 on the signal receiver 232 can be reduced.
In some embodiments, the sensor assembly 23 includes a signal emitter 231, a signal receiver 232, and an ambient light sensor. Wherein the ambient light sensor is used for detecting the intensity of ambient light. The electronic device 100 may adjust the brightness of the display screen 21 according to the intensity of the ambient light detected by the ambient light sensor.
The signal emitter 231, the signal receiver 232 and the ambient light sensor are arranged adjacent to each other. The distance d3 between the geometric center of the signal emitter 231 and the geometric center of the signal receiver 232 is 2 to 14 millimeters.
In some embodiments, the signal transmitter 231, the signal receiver 232, and the ambient light sensor are packaged as a second chip.
The signal transmitter 231, the signal receiver 232, and the ambient light sensor are disposed spaced apart from each other. The distance d4 between the signal emitter 231 and the signal receiver 232 is 2 to 14 millimeters. It is understood that the above distance is a distance between a geometric center of the signal transmitter 231 and a geometric center of the signal receiver 232. The signal emitter 231, the signal receiver 232 and the ambient light sensor are arranged at intervals, so that the isolation among the signal emitter 231, the signal receiver 232 and the ambient light sensor can be improved, and the influence of the signal emitted by the signal emitter 231 on the signal receiver 232 and the ambient light sensor can be reduced.
The embodiment of the application further provides a sensor assembly, the sensor assembly is arranged below the display area of the display screen, the sensor assembly comprises a signal transmitter and a signal receiver, and a rotatable light guide sleeve is sleeved on the signal transmitter.
When the signal emitter needs to emit detection signals, the direction of the rotatable light guide sleeve is adjusted according to the direction of liquid crystal molecules in the display screen, so that the rotatable light guide sleeve corresponds to the gaps among the liquid crystal molecules, and the detection signals emitted by the signal emitter penetrate through the gaps to be emitted to the outside.
In some embodiments, the top end of the rotatable light guide sleeve 50 is disposed in abutting relation with the aperture 220. The benefits of this arrangement are: the detection signals emitted by the signal emitter 231 can completely pass through the rotatable light guide sleeve 50 and cannot leak into the electronic device 100, and then pass through the gaps between the liquid crystal molecules to be emitted to the outside, so that the transmittance of the signals emitted by the signal emitter 231 is effectively improved.
In some embodiments, the inner surface of the rotatable light guide sleeve 50 is provided with a light guide material, which can reflect the detection signal emitted by the signal emitter 231 to the gaps between the liquid crystal molecules to be emitted to the outside, so as to effectively improve the transmittance of the signal emitted by the signal emitter 231.
In some embodiments, the sensor assembly further comprises an ambient light sensor for detecting an ambient light intensity.
In some embodiments, the distance between the signal transmitter and the signal receiver is 2 to 14 millimeters. The distance between the signal transmitter and the signal receiver is the distance between the geometric center of the signal transmitter and the geometric center of the signal receiver.
In summary, according to the electronic device and the sensor assembly provided by the application, the sensor assembly is arranged below the display area of the display screen, the light shielding layer is arranged on one side of the display screen facing the sensor assembly, the light shielding layer is provided with the opening, and the sensor assembly is arranged below the opening; therefore, the non-display area does not need to be marked out of the display screen, and the effect of displaying the full screen is achieved. In addition, a rotatable light guide sleeve is sleeved above the signal emitter of the sensor assembly; when the signal emitter needs to emit detection signals, the direction of the rotatable light guide sleeve is adjusted according to the direction of liquid crystal molecules in the display screen, so that the rotatable light guide sleeve corresponds to the gap between the liquid crystal molecules, the detection signals emitted by the signal emitter penetrate through the gap to be emitted to the outside, the transmittance of the signals emitted by the signal emitter is effectively improved, the signal intensity received by the signal receiver is enhanced, the detection accuracy of the sensor assembly is improved, and the accuracy of the electronic device for controlling the display screen to be turned off or turned on is improved.
Although the application has been shown and described with respect to one or more implementations, equivalent alterations and modifications will occur to others skilled in the art based upon a reading and understanding of this specification and the annexed drawings. This application is intended to embrace all such modifications and variations and is limited only by the scope of the appended claims. In particular regard to the various functions performed by the above described components, the terms used to describe such components are intended to correspond, unless otherwise indicated, to any component which performs the specified function of the described component (e.g., that is functionally equivalent), even though not structurally equivalent to the disclosed structure which performs the function in the herein illustrated exemplary implementations of the specification. In addition, while a particular feature of the specification may have been disclosed with respect to only one of several implementations, such feature may be combined with one or more other features of the other implementations as may be desired and advantageous for a given or particular application. Furthermore, to the extent that the terms "includes," has, "" contains, "or variants thereof are used in either the detailed description or the claims, such terms are intended to be inclusive in a manner similar to the term" comprising.
In summary, although the present application has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present application, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present application, so that the scope of the present application shall be determined by the appended claims.
Claims (10)
1. An electronic device, comprising: the display screen is a full screen, all the display screens are display areas, and a non-display area does not need to be marked out, so that the effect of full screen display is achieved; the display screen and the sensor assembly are mounted on the shell, the sensor assembly is arranged below a display area of the display screen, a light shielding layer is arranged on one side, facing the sensor assembly, of the display screen, an opening is formed in the light shielding layer, and the sensor assembly is arranged below the opening;
the sensor assembly comprises a signal transmitter and a signal receiver, and a rotatable light guide sleeve is sleeved above the signal transmitter;
when the signal emitter needs to emit detection signals, the direction of the rotatable light guide sleeve is adjusted according to the direction of liquid crystal molecules in the display screen, so that the rotatable light guide sleeve corresponds to the gaps among the liquid crystal molecules, and the detection signals emitted by the signal emitter penetrate through the gaps to be emitted to the outside.
2. The electronic device of claim 1, wherein a top end of the rotatable light-directing sleeve is disposed in abutting relation with the opening.
3. An electronic device according to claim 1 or 2, wherein an inner surface of the rotatable light-conducting sleeve is provided with a light-conducting material.
4. The electronic device of claim 1, wherein the sensor assembly further comprises an ambient light sensor for detecting an ambient light intensity.
5. The electronic device of claim 1, wherein a distance between the signal transmitter and the signal receiver is 2 to 14 millimeters.
6. The electronic device of claim 1 or 5, wherein the distance between the signal transmitter and the signal receiver is the distance between a geometric center of the signal transmitter and a geometric center of the signal receiver.
7. The electronic device according to claim 1, wherein the opening of the light shielding layer is filled with a light transmitting material.
8. The electronic device of claim 7, wherein the optically transmissive material is an infrared ink.
9. A sensor assembly is characterized in that the sensor assembly is arranged below a display area of a display screen, the display screen is a full screen, all the display areas are display areas, and a non-display area does not need to be drawn out, so that the full screen display effect is achieved; the sensor assembly comprises a signal transmitter and a signal receiver, and a rotatable light guide sleeve is sleeved above the signal transmitter;
when the signal emitter needs to emit detection signals, the direction of the rotatable light guide sleeve is adjusted according to the direction of liquid crystal molecules in the display screen, so that the rotatable light guide sleeve corresponds to the gaps among the liquid crystal molecules, and the detection signals emitted by the signal emitter penetrate through the gaps to be emitted to the outside.
10. The sensor assembly of claim 9, wherein a top end of the rotatable light-conducting sleeve is disposed in abutment with the opening, and an inner surface of the rotatable light-conducting sleeve is disposed with a light-conducting material.
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CN201711174623.0A CN107884975B (en) | 2017-11-22 | 2017-11-22 | Electronic device and sensor assembly |
PCT/CN2018/115245 WO2019100971A1 (en) | 2017-11-22 | 2018-11-13 | Electronic apparatus and sensor assembly |
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CN201711174623.0A CN107884975B (en) | 2017-11-22 | 2017-11-22 | Electronic device and sensor assembly |
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CN107884975B true CN107884975B (en) | 2019-12-31 |
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CN107884975B (en) * | 2017-11-22 | 2019-12-31 | Oppo广东移动通信有限公司 | Electronic device and sensor assembly |
CN108449458A (en) * | 2018-04-16 | 2018-08-24 | 珠海格力电器股份有限公司 | Mobile terminal |
CN109141485B (en) * | 2018-08-01 | 2021-03-09 | Oppo(重庆)智能科技有限公司 | Proximity sensor assembly, display screen assembly and electronic equipment |
CN109100891A (en) * | 2018-08-10 | 2018-12-28 | 厦门天马微电子有限公司 | A kind of display panel and display device |
CN108962177B (en) * | 2018-08-28 | 2021-07-27 | Oppo(重庆)智能科技有限公司 | Electronic equipment and driving method of liquid crystal display screen thereof |
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