CN107124484B - The method for handover control that mobile terminal and its display screen are lighted and extinguished - Google Patents
The method for handover control that mobile terminal and its display screen are lighted and extinguished Download PDFInfo
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- CN107124484B CN107124484B CN201710216775.6A CN201710216775A CN107124484B CN 107124484 B CN107124484 B CN 107124484B CN 201710216775 A CN201710216775 A CN 201710216775A CN 107124484 B CN107124484 B CN 107124484B
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- display screen
- laser sensor
- distance
- mobile terminal
- transparent area
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- 238000000034 method Methods 0.000 title claims abstract description 42
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0267—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components
- H04W52/027—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components by controlling a display operation or backlight unit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The method for handover control lighted and extinguished the present invention provides a kind of mobile terminal and its display screen, wherein the mobile terminal includes display screen and first laser sensor；It include transparent area in the viewing area of the display screen, the first laser sensor corresponds to the transparent area setting, so that transparent area described in the laser-light transparent that the first laser sensor issues, and then detect the display screen and the object of the different side of the first laser sensor is being set to the distance of the first laser sensor.The mobile terminal is detected close to object at a distance from mobile terminal by the way that laser sensor is arranged in the viewing area bottom of display screen, and then can be realized and be lighted to display screen and the switching control of OFF state in the case where not reducing screen accounting.
Description
Technical field
The present invention relates to the technical field of mobile terminal display screen control, it is specifically related to a kind of mobile terminal and its display
Shield the method for handover control lighted and extinguished.
Background technique
The display screen of mobile terminal accidentally touches in order to prevent, generally needs under different function use environments to display screen point
It is bright and extinguish and carry out auto-changeover control, for example mobile phone, in communication process, then by detection human body head and display screen away from
From, according to the distance of distance, switch display screen light and OFF state.
However the prior art generally takes infrared sensor, mainly utilizes transmitting and the record principle of infrared light pulse,
Infrared energy (power) size received by infrared light photodiode is to determine whether there is object proximity.Make at present
Proximity test method be by being positioned proximate to, far from two threshold values, when the infrared energy value that photodiode detects
When greater than close to limit value, it is judged as proximity state, extinguishes touch screen；When power is less than far from limit value, it is judged as far from shape
State lights touch screen.
It is had the following disadvantages in the prior art using the scheme of infrared sensor control display screen lighted and extinguished:
It carries out judging whether there is object proximity since infrared sensor mainly swashs the received energy size of pipe according to photosensitive two, it can not
Realization penetrates the low material of light transmittance to detect other objects, this results in the infrared proximity transducer in prior art to need
The non-display area of mobile terminal is set, it is desirable that there are the positions of setting sensor for mobile terminal, while needing non-aobvious
Show that region carries out aperture design.
The development trend of mobile terminal is high screen accounting at present, and needs to be arranged in non-display area in the prior art and sense
The structure type of device, it is clear that the design requirement of high screen accounting can not be adapted to.
Summary of the invention
The embodiment of the present invention provides the method for handover control that a kind of mobile terminal and its display screen are lighted and extinguished, to solve
Gao Ping is unable to satisfy present in the technical solution lighted and extinguished of the prior art using infrared sensor control display screen to account for
The technical issues of than design requirement.
To solve the above problems, on the one hand the embodiment of the present invention provides a kind of mobile terminal, the mobile terminal includes
Display screen and first laser sensor；It wherein, include transparent area, the first laser sensor in the viewing area of the display screen
The corresponding transparent area setting, so that transparent area described in the laser-light transparent that the first laser sensor issues, and then detect
The object of the different side of the first laser sensor is being arranged to the distance of the first laser sensor in the display screen.
In order to solve the above technical problems, on the other hand the embodiment of the present invention is provided described in a kind of any one of above-described embodiment
The method for handover control that the display screen of mobile terminal is lighted and extinguished, which comprises
The distance between first laser sensor and object A are detected using first laser sensor；
The distance A is compared with preset first distance threshold value；
When distance A is less than the first distance threshold value, control display screen extinguishes；Described in being more than or equal to as distance A
When first distance threshold value, control display screen is lighted.
Further, the embodiment of the present invention also provides the display screen of mobile terminal described in a kind of any one of above-described embodiment
The method for handover control lighted and extinguished, which comprises
The distance between first laser sensor and object A are detected using first laser sensor；
The distance between second laser sensor and display screen surface B are detected using second laser sensor；
Difference C between distance A and distance B is compared with preset second distance threshold value；
When distance C is less than the second distance threshold value, control display screen extinguishes；Described in being more than or equal to as distance C
When second distance threshold value, control display screen is lighted.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the overall structure diagram of one embodiment of mobile terminal of the present invention；
Fig. 2 is the schematic structural cross-sectional view in Fig. 1 embodiment at mobile terminal A-A；
Fig. 3 is the laser link structural schematic diagram of mobile terminal detection object in Fig. 1 embodiment；
Fig. 4 is that the process for one embodiment of method for handover control that mobile terminal display screen of the present invention is lighted and extinguished is illustrated
Figure；
Fig. 5 is that the process for another embodiment of method for handover control that mobile terminal display screen of the present invention is lighted and extinguished is illustrated
Figure.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is described in further detail.It is emphasized that following implement
Example is merely to illustrate the present invention, but is not defined to the scope of the present invention.Likewise, following embodiment is only portion of the invention
Point embodiment and not all embodiments, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, shall fall within the protection scope of the present invention.
It should be noted that term " first ", " second ", " third " in the present invention are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", " second ", " third " feature can explicitly or implicitly include at least one of the features.In description of the invention,
The meaning of " plurality " is at least two, such as two, three etc., unless otherwise specifically defined.In the embodiment of the present invention
The directional instruction (such as up, down, left, right, before and after ...) of institute is only used for explaining a certain particular pose (as shown in the picture)
Under relative positional relationship, motion conditions etc. between each component, if the particular pose changes, directionality instruction
Also it correspondingly changes correspondingly.In addition, term " includes " and " having " and their any deformations, it is intended that cover non-exclusive
Include.Such as contain a series of steps or units process, method, system, product or equipment be not limited to it is listed
Step or unit, but optionally further comprising the step of not listing or unit, or optionally further comprising for these processes, side
The intrinsic other step or units of method, product or equipment.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
Containing at least one embodiment of the present invention.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Mobile terminal in the embodiment of the present invention can for OLED (Organic Light-Emitting Diode,
Organic Light Emitting Diode), the touch display screens such as LCD (Liquid Crystal Display, liquid crystal display) it is portable logical
Equipment or the terminal device of other touch display screens are talked about, for example: mobile phone, tablet computer etc..And the shifting in the embodiment of the present invention
Dynamic terminal display screen lights and the method for handover control that extinguishes is commonly used in mobile terminal call or specific uses certain
Under functional status.
It is the overall structure diagram of one embodiment of mobile terminal of the present invention also referring to Fig. 1 and Fig. 2, Fig. 1, Fig. 2 is
Schematic structural cross-sectional view in Fig. 1 embodiment at mobile terminal A-A；The mobile terminal may include shell 100, display screen 200
And first laser sensor 300 etc., about the structure feature of mobile terminal other parts, in the understanding of those skilled in the art
In range, and it is not related to inventive point of the invention, therefore will be not detailed in specification, below just for is related to invention of the present invention
The structure of point is described in detail.
Specifically, in this example it is shown that including a transparent area 210, i.e. transparent area 210 in the viewing area of screen 200
For a part in viewing area, and in other embodiments, whole viewing areas of display screen 200 all can be transparent area.Wherein,
Display screen is made of multiple functions layer, successively includes: for example shading foam, diffusion layer, lower glass to outside on the inside of mobile terminal
Glass, TFT circuit, organic layer, upper glass, TP (abbreviation of Touch Panel, touch panel), polaroid, OCA (Optically
Clear Adhesive) glue, cover-plate glass (structure of each one functional layer does not do one-to-one mark in Fig. 2) etc., and
Transparent area 210 and the difference of the other positions of display screen viewing area are: being not provided with the functional layer with shaded effect, it may be assumed that no
It is arranged the structure sheafs such as shading foam and diffusion layer (201 are labeled as in figure), in other words, transparent area 210 is " an opening
Area ".
It is the laser link structural schematic diagram of mobile terminal detection object in Fig. 1 embodiment also referring to Fig. 3, Fig. 3.It should
The corresponding transparent area 210 of first laser sensor 300 is arranged, so that the laser-light transparent light transmission that first laser sensor 300 issues
Area 210, and then the object (88 are marked in figure) that can detecte 200 outside of display screen arrives the distance of first laser sensor 300,
That is: object 88 of the detection display screen 200 in the setting different side of first laser sensor 300 arrives first laser sensor 300
Distance.
Mobile terminal in the present embodiment after detecting object, according to detection object and distance of mobile terminal and it is default away from
From the relationship between threshold value, come realize to mobile terminal display screen 200 light and the switching control of OFF state, it is specific to control
It will be described in detail in method Examples hereinafter processed.And the mobile terminal in the embodiment of the present invention can be mobile phone, specifically answer
With scene switching control can be lighted and extinguished for display screen during control mobile phone communication, and the object of the mark 88 in diagram
Body can be then the positions such as the head of human body.
In the actual production process, even if the transparent area 210 of display screen 200 is not provided with the tool such as shading foam and diffusion layer
There is the functional layer of shaded effect, other each functional layers also have certain light blocking, can make in laser sensor detection process
At certain interference, it is therefore preferred that mobile terminal further includes second laser sensor 400 in the embodiment of the present invention, continuing with
Referring to Fig.2, the same side and corresponding transparent area of the second laser sensor 400 with first laser sensor 300 set on display screen
210 settings.Wherein, second laser sensor 400 and first laser sensor 300 can integrate on same chip 304, and the
One laser sensor 300 is equal to the vertical range on 200 surface of display screen with second laser sensor 400.And chip 304 then may be used
To be connected on the circuit board 900 inside mobile terminal shell 100.
Wherein, generally whether need to be arranged the shade function material of similar shading foam and diffusion layer in display screen structure
Layer, and the transparent area 210 of display screen 200 is black in display screen due to being not provided with shade function material layer in the embodiment of the present invention
Shield under (putting out screen) state, especially under strong light or under the sun, may see there is color difference, by light transmission in this present embodiment
The region in area 210 is very little in fact, therefore is influenced limited.
But there is to make display screen integrally optimal display effect (including under black state), in the present embodiment preferably
Ground, by being designed and sized to less than or equal to first laser sensor 300 and second laser sensor for 210 area of transparent area
The size of the projected area on display screen 200 of integrated chip 304 where 400.Guarantee that chip 304 comes up in inside from projection
Say this " opening " that can cover transparent area 210, from coming from the outside of display screen 200, the viewing area (packet of display screen 200
Include transparent area 210) it is whole be consistent color, and it is also black that chip 304 is general, in addition this " opening " of transparent area 210
Itself is small-sized, therefore when display screen is in black state, will not have display color difference even under strong light, guarantee
Display screen all has optimal display effect under any state.
Second laser sensor 400 and the cooperation of first laser sensor 300 realize that detection display screen 200 swashs in setting first
The object 88 of optical sensor 300 and the different side of second laser sensor 400 (i.e. on the outside of the display screen of mobile terminal) is apart from aobvious
The distance of display screen 200.Specifically, second laser sensor 400 is for detecting second laser sensor 400 and display screen 200
The distance between surface A (please refers to Fig. 3), is specifically as follows the inner surface or outer surface of display screen 200, the present embodiment
The case where being labeled as in diagram apart from outer surface；The first laser sensor 300 for detect first laser sensor 300 with
The two distances (A and B) are then done difference by the distance between object 88 B, obtain distance C, and distance C is object 88 and shows
The distance on 200 surface of display screen.
Wherein, the measuring principle of laser sensor are as follows: calculate using round-trip between laser firing signals device and reverberation
Flight time come the distance between measurement sensor and reverberation (object).Its specific calculation method may include the time difference
Method and phase difference method, wherein time difference method is to utilize the flight time round-trip between laser firing signals device and reverberation
T obtains laser path length S (S=ct) multiplied by light velocity c, and the distance between sensor and reverberation (object) are S/2.
Phase difference method is through the phase difference round-trip between laser firing signals device and reverberation using laser, then known to
The distance between sensor and reverberation (object 88) can be calculated in the wavelength of laser, and specific calculating process is in ability
Within the scope of the understanding of field technique personnel, and will not be described here in detail.
In addition, the specific setting position of second laser sensor 400 and first laser sensor 300 below display screen 200
(i.e. the distance of second laser sensor 400 and first laser sensor 300 to 200 upper surface of display screen or lower surface) is set to exist
It is an available definite value A that mobile terminal, which assembles (after dispatching from the factory in other words), and for example 2mm etc., can be read directly definite value
A, therefore, if only utilizing laser sensor (second laser sensor 400 or first laser sensor 300) detection
In the case of, if can be to avoid each functional layer of display screen 200 (in addition to shading foam and diffusion layer with shaded effect)
Words are also available object to display screen surface distance using a laser sensor by reading definite value A.
Technical solution in the embodiment of the present invention measures distance using laser, since its principle calculated is based on winged
The row time is not very big with signal energy relationship, as long as therefore signal can be perforated through display screen 200.Although
The light transmittance of OLED or LCD is also not very high (generally there was only 4%~5%), but laser signal still can run through the past,
And it can be reflected.
In the embodiment of the present invention, by using two laser sensors detected respectively the distance between object 88 with
And the distance between with display screen 200, obtained by way of difference between 200 outer surface of object 88 and display screen it is accurate away from
From improving the precision of range measurement, can overcome only using existing due to display screen in the case where sensor measurement
There is the problem of light-blocking property material layer interference in 200.
Laser sensor in the present embodiment needs to carry out across display screen since the lower section of display screen 200 is arranged in
Detection, and display screen normally shows state also and can generate light, therefore can inevitably have an impact to the detection of laser sensor, is
This influence is eliminated, it is further preferred that the mobile terminal in the embodiment of the present invention further includes photosensitive sensors 500, light sensation
Sensor 500 is used to sense the brightness scanning state of display screen in transparent area 210；Wherein, first laser sensor 300 and second
Laser sensor 400 carries out when the transparent area screen position corresponding to it is in scanning dark-state respectively apart from detection.
Specifically, since the isostructural display screen of OLED or LCD is the scanning of timesharing branch, while required for display
Content.Entire display screen hypothesis is 1920 rows, and needing the time to be shown is 16.8ms；Then every a line shows that the required time is
16.8/1920=8.75us.When display screen is scanning other rows, i.e., no scanning laser passes corresponding position above sensor
When (position in transparent area 210), i.e., corresponding screen position is not luminous above this moment, laser sensor
, laser sensor detection external environmental light can be started at this time.That is: when the region corresponding to photosensitive sensors 500 of display screen 200
During (transparent area 210) shines, laser sensor is not detect external environmental light；When display screen carries out in other regions
Scanning shine, and region corresponding to photosensitive sensors 500 not shine when, laser sensor detect external environmental light.
This kind of method be in such a way that photosensitive sensors 500 and display screen 200 are using time-sharing work, can to avoid due to
The light that display screen 200 issues generates the case where interfering to laser sensor (300,400).
Wherein, the preferably neighbouring first laser sensor 300 of photosensitive sensors 500 and second laser sensor 400 are arranged,
Specifically it can be integrated in (this implementation on same chip 304 jointly with first laser sensor 300 and second laser sensor 400
Illustrated in example), certainly, in other embodiments, photosensitive sensors 500 can be set in other positions, in other words display screen 200
In multiple transparent areas can also be set, first laser sensor 300, second laser sensor 400 and photosensitive sensors 500 can
Individually to correspond to a transparent area, then first laser sensor 300, second laser sensor 400 and photosensitive sensors
500 any combination are integrated on different chips, and corresponding different transparent area setting, set about various combinations or independent correspondence
The structure type set, those skilled in the art can voluntarily choose according to actual design demand, will not enumerate herein.
Compared with the existing technology, mobile terminal provided in an embodiment of the present invention is set by the viewing area bottom in display screen
Laser sensor is set to detect close to object at a distance from mobile terminal, and then can be realized in the case where not reducing screen accounting
Display screen is lighted and the switching control of OFF state, so that high screen accounting is designed to possibility, beautified ID, improved product table
Existing power.In addition, also sensing the brightness scanning state of display screen in transparent area by setting photosensitive sensors, make laser sensor
Transparent area screen position corresponding to it carries out when being in scanning dark-state apart from detection, can be with by Time-sharing control principle
Avoiding the occurrence of that laser sensor is shone by display screen in the detection process influences.
Further, the embodiment of the present invention also provides one kind and lights and put out for mobile terminal display screen in above-described embodiment
The method for handover control to go out, referring to Fig. 4, Fig. 4 is the method for handover control that mobile terminal display screen of the present invention is lighted and extinguished
The flow diagram of one embodiment, this method include but is not limited to following steps:
Step S101 detects the distance between first laser sensor and object A using first laser sensor.
Before this step further include: the brightness scanning state that display screen in transparent area is sensed using photosensitive sensors, when
Transparent area screen position of the first laser sensor corresponding to it carries out the detection of distance A when being in scanning dark-state；This kind
Method by photosensitive sensors and display screen in the way of time-sharing work, can be to avoid the light issued due to display screen to laser
The case where sensor generation is interfered.
About the testing principle and effect of first laser sensor and photosensitive sensors, above-mentioned mobile terminal is please referred to
Associated description in embodiment, is not repeated herein.
Distance A is compared by step S102 with preset first distance threshold value.
Wherein, first distance threshold value is to have preset and stored in a memory in the mobile terminal, wherein first distance
Threshold value can be the numerical value such as 3mm, 5cm, 10cm, can directly acquire and be compared at this time with distance A.
Step S103, when distance A is less than first distance threshold value, control display screen extinguishes；When distance A is more than or equal to
When first distance threshold value, control display screen is lighted.
In this method embodiment, (i.e. laser sensor is arrived for specific setting position of the laser sensor below display screen
The distance of display screen upper surface or lower surface) assembling in mobile terminal (after dispatching from the factory in other words) is one available determines
Value A, for example 2mm etc., can be read directly definite value A, therefore, can during being detected using first laser sensor
By read definite value A, and then be calculated object to display screen surface distance.
The method for handover control that mobile terminal display screen in the present embodiment is lighted and extinguished utilizes a laser sensor
The detection to object near display screen can be realized, and then may be implemented to light display screen and the switching control of OFF state.
In addition, the distance between object and display screen can also be calculated after reading the definite value A determined when mobile terminal factory.
Referring to Fig. 5, Fig. 5 is another embodiment of method for handover control that mobile terminal display screen of the present invention is lighted and extinguished
Flow diagram, this method includes but is not limited to following steps:
Step S201 detects the distance between first laser sensor and object A using first laser sensor；
Step S202 detects the distance between second laser sensor and display screen surface B using second laser sensor；
It wherein, further include the light and shade that display screen in transparent area is sensed using photosensitive sensors before step S201 and S202
The step of scanning mode, carries out when transparent area screen position of the first laser sensor corresponding to it is in scanning dark-state
The detection of distance A, when transparent area screen position of the second laser sensor corresponding to it be in scanning dark-state when carry out away from
Detection from B；Likewise, this kind of method by photosensitive sensors and display screen in the way of time-sharing work, can to avoid by
In the light that display screen issues is generated to laser sensor the case where interfering.
Difference C between distance A and distance B is compared by step S203 with preset second distance threshold value；
Step S204, when distance C is less than second distance threshold value, control display screen extinguishes；When distance C is more than or equal to
When second distance threshold value, control display screen is lighted.
Wherein, which is also to have preset and stored in a memory in the mobile terminal, second distance
Threshold value can be the numerical value such as 3mm, 5cm, 10cm, can directly acquire and be compared with distance C.
Unlike a upper embodiment, object is calculated by difference using two laser sensors in the embodiment
The distance between display screen C is compared with distance C with preset second distance threshold value, so provide display screen light or
The control signal that person extinguishes, this belongs to the mode measured indirectly.And be then in embodiment of the method 1 by a laser sensor into
Row measurement, the distance that will test directly is compared with first distance threshold value, so can directly provide display screen light or
The control signal that person extinguishes；Further read mobile terminal factory when determine definite value A after, can also be calculated object with
The distance between display screen.
Compared with the existing technology, the switching control side that mobile terminal display screen provided in an embodiment of the present invention is lighted and extinguished
Method, using two laser sensors, one is used for the distance between detection sensor and display screen A, another is passed for detecting
The distance between sensor and object B by the way that the difference C of the two to be compared with second distance threshold value, and then provide display screen
The control signal lighted or extinguished can overcome existing due in display screen in the case where only utilizing a sensor measurement
There is the problem of light-blocking property material layer interference.In addition, also being swept using the light and shade of display screen in photosensitive sensors sensing transparent area
State is retouched, transparent area screen position of the laser sensor corresponding to it is made to carry out the detection of distance when being in scanning dark-state,
It, can be to avoid laser sensor in the detection process by display screen luminous the occurrence of influencing by Time-sharing control principle.
The foregoing is merely section Examples of the invention, are not intended to limit protection scope of the present invention, all utilizations
Equivalent device made by description of the invention and accompanying drawing content or equivalent process transformation are applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (8)
1. a kind of mobile terminal, which is characterized in that the mobile terminal includes that display screen, first laser sensor and light sensation pass
Sensor；It wherein, include transparent area in the viewing area of the display screen, the first laser sensor corresponds to the transparent area and sets
It sets, so that transparent area described in the laser-light transparent that the first laser sensor issues, and then detect the display screen and be arranged
Distance of the object of the different side of the first laser sensor to the first laser sensor；Wherein, the light sensation sensing
Device is arranged adjacent to the first laser sensor, and the light and shade that the photosensitive sensors are used to sense display screen in the transparent area is swept
Retouch state；Transparent area screen position of the first laser sensor corresponding to it carries out when being in scanning dark-state apart from inspection
It surveys.
2. mobile terminal according to claim 1, which is characterized in that the mobile terminal further includes second laser sensing
Device, the second laser sensor and the first laser sensor are set to the same side of display screen, and the corresponding transparent area
Setting, the second laser sensor and first laser sensor cooperation realize that detecting the display screen is being arranged described the
The distance of display screen described in the object distance of one laser sensor and the different side of the second laser sensor.
3. mobile terminal according to claim 2, which is characterized in that the first laser sensor and the second laser
The vertical range of sensor to the display screen surface is equal, wherein the second laser sensor is for detecting second laser
The distance between sensor and the display screen surface, the first laser sensor is for detecting first laser sensor and object
The distance between body, the difference of two distances are object at a distance from display screen surface.
4. mobile terminal according to claim 2, which is characterized in that the size of the transparent area area is less than or equal to
Integrated chip where the first laser sensor and second laser sensor projected area on the display screen
Size.
5. mobile terminal according to claim 2, which is characterized in that the photosensitive sensors are also used to sense described second
The brightness scanning state of transparent area screen position corresponding to laser sensor；So that the second laser sensor is in its institute
Corresponding transparent area screen position carries out when being in scanning dark-state apart from detection.
6. mobile terminal according to claim 2, which is characterized in that the transparent area of the display screen is in setting first laser
The side of sensor is not provided with the functional layer with shaded effect；And the other positions setting of display screen viewing area has shading effect
The functional layer of fruit.
7. the method for handover control that the display screen of mobile terminal described in a kind of any one of claim 1-6 is lighted and extinguished,
It is characterized in that, which comprises
Utilize the brightness scanning state of display screen in photosensitive sensors sensing transparent area；
When transparent area screen position of the first laser sensor corresponding to it is in scanning dark-state, swash using first
Optical sensor detects the distance between first laser sensor and object A；
The distance A is compared with preset first distance threshold value；
When distance A is less than the first distance threshold value, control display screen extinguishes；When distance A is more than or equal to described first
When distance threshold, control display screen is lighted.
8. the method for handover control that the display screen of mobile terminal described in a kind of any one of claim 2-6 is lighted and extinguished,
It is characterized in that, which comprises
Utilize the brightness scanning state of display screen in photosensitive sensors sensing transparent area；
Swash when transparent area screen position of the first laser sensor corresponding to it is in scanning dark-state using first
Optical sensor detects the distance between first laser sensor and object A；
Utilize the brightness scanning state of display screen in photosensitive sensors sensing transparent area；
When transparent area screen position of the second laser sensor corresponding to it is in scanning dark-state, swash using second
Optical sensor detects the distance between second laser sensor and display screen surface B；
Difference C between distance A and distance B is compared with preset second distance threshold value；
When distance C is less than the second distance threshold value, control display screen extinguishes；When distance C is more than or equal to described second
When distance threshold, control display screen is lighted.
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| CN107959752B (en) * | 2017-11-22 | 2020-07-03 | Oppo广东移动通信有限公司 | Display screen state control method and device, storage medium and terminal |
| CN107992162B (en) * | 2017-11-22 | 2021-02-09 | Oppo广东移动通信有限公司 | Display screen, display screen assembly and electronic equipment |
| CN107960021B (en) * | 2017-11-22 | 2020-08-14 | Oppo广东移动通信有限公司 | Display screen assembly and electronic equipment |
| CN107978260A (en) * | 2017-11-22 | 2018-05-01 | 广东欧珀移动通信有限公司 | Display screen component and electronic equipment |
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| CN108600419A (en) | 2018-03-09 | 2018-09-28 | 广东欧珀移动通信有限公司 | Electronic device and its manufacturing method |
| CN108650339B (en) * | 2018-03-16 | 2020-05-01 | Oppo广东移动通信有限公司 | Electronic device, control method, control device, computer storage medium, and apparatus |
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| CN109040417B (en) | 2018-06-06 | 2022-01-18 | Oppo广东移动通信有限公司 | Control method, control device, electronic device, storage medium, and computer apparatus |
| CN109151202A (en) * | 2018-08-30 | 2019-01-04 | 苏州矽典微智能科技有限公司 | A kind of control method and mobile terminal of mobile terminal display screen |
| CN109756593A (en) * | 2018-10-31 | 2019-05-14 | 信利光电股份有限公司 | Distance sensing devices and method under a kind of screen |
| CN109246265A (en) * | 2018-11-16 | 2019-01-18 | Oppo广东移动通信有限公司 | Electronic device |
| CN111200671A (en) * | 2018-11-16 | 2020-05-26 | Oppo广东移动通信有限公司 | Electronic device, control method thereof and control device thereof |
| CN109451105A (en) * | 2018-11-16 | 2019-03-08 | Oppo广东移动通信有限公司 | Electronic device, control method and control device |
| CN111381795B (en) * | 2018-12-29 | 2024-02-13 | 北京小米移动软件有限公司 | Display control method, display control device, electronic device and computer readable storage medium |
| CN111830521A (en) * | 2020-07-31 | 2020-10-27 | 帷幄匠心科技（杭州）有限公司 | Laser induction strip and induction method |
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