CN107124484A - 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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- CN107124484A CN107124484A CN201710216775.6A CN201710216775A CN107124484A CN 107124484 A CN107124484 A CN 107124484A CN 201710216775 A CN201710216775 A CN 201710216775A CN 107124484 A CN107124484 A CN 107124484A
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- laser sensor
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- mobile terminal
- laser
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- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000001514 detection method Methods 0.000 claims description 32
- 230000000694 effects Effects 0.000 claims description 8
- 239000002346 layers by function Substances 0.000 claims description 8
- 230000035807 sensation Effects 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 239000010410 layer Substances 0.000 description 9
- 238000009792 diffusion process Methods 0.000 description 5
- 239000006260 foam Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 230000006854 communication Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
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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
-
- 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 invention provides a kind of mobile terminal and its display screen, wherein, the mobile terminal includes display screen and first laser sensor；The viewing area of the display screen includes transparent area, the first laser sensor correspondence transparent area is set, so that transparent area described in the laser-light transparent that the first laser sensor is sent, and then detect that the display screen is setting the object of the different side of first laser sensor to the distance of the first laser sensor.The mobile terminal detects the distance close to object and mobile terminal by setting laser sensor in the viewing area bottom of display screen, so can be realized in the case where not reducing screen accounting display screen is lighted and OFF state switching control.
Description
Technical field
The present invention relates to the technical field of mobile terminal display screen control, a kind of mobile terminal and its display are specifically related to
Shield the method for handover control lighted and extinguished.
Background technology
The display screen of mobile terminal is typically needed to display screen point to prevent false touch under different function use environments
It is bright and extinguish and carry out auto-changeover control, for example mobile phone, in communication process, then by detect human body head and display screen away from
From according to the distance of distance, switching display screen is lighted and OFF state.
But prior art typically takes infrared sensor, transmitting and the record principle of infrared light pulse are mainly used,
Infrared energy (power) size that is received by infrared light photodiode determines whether object proximity.Make at present
Proximity test method is the infrared energy value detected when photodiode by being positioned proximate to, away from two threshold values
During more than close to limit value, it is judged as proximity state, extinguishes touch screen；When power is less than away from limit value, it is judged as away from shape
State, lights touch screen.
In the prior art following shortcoming is primarily present using the scheme lighted and extinguished of infrared sensor control display screen：
Carry out determining whether object proximity according to the photosensitive two energy sizes for swashing pipe reception because infrared sensor is mainly, it can not
Realization penetrates the low material of light transmittance to detect other objects, and this infrared proximity transducer resulted in prior art is needed
The non-display area of mobile terminal is arranged on, it is desirable to which mobile terminal leaves the position for setting sensor, while needing non-aobvious
Show that region carries out perforate design.
The development trend of current mobile terminal is high screen accounting, and needs to sense in non-display area setting in the prior art
The structure type of device, it is clear that the design requirement of high screen accounting can not be adapted to.
The content 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 can not be met present in the technical scheme lighted and extinguished of the prior art using infrared sensor control display screen to account for
Than the technical problem of 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；Wherein, the viewing area of the display screen includes transparent area, the first laser sensor
The correspondence transparent area is set, so that transparent area described in the laser-light transparent that the first laser sensor is sent, and then detect
The display screen is setting the object of the different side of first laser sensor to the distance of the first laser sensor.
In order to solve the above technical problems, on the other hand the embodiment of the present invention is provided any one of a kind of above-described embodiment
The method for handover control that the display screen of mobile terminal is lighted and extinguished, methods described includes：
Utilize the distance between first laser sensor detection first laser sensor and object A；
It is compared described apart from A with default first distance threshold；
When being less than first distance threshold apart from A, control display screen is extinguished；It is described when being more than or equal to apart from A
During the first distance threshold, control display screen is lighted.
Further, the embodiment of the present invention also provides a kind of display screen of mobile terminal any one of above-described embodiment
The method for handover control lighted and extinguished, methods described includes：
Utilize the distance between first laser sensor detection first laser sensor and object A；
Utilize the distance between second laser sensor detection second laser sensor and display screen surface B；
Difference C apart from A and between B is compared with default second distance threshold value；
When being less than the second distance threshold value apart from C, control display screen is extinguished；It is described when being more than or equal to apart from C
During second distance threshold value, control display screen is lighted.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, makes required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the overall structure diagram of the embodiment of mobile terminal one of the present invention；
Fig. 2 is the structure schematic cross-sectional view at mobile terminal A-A in Fig. 1 embodiments；
Fig. 3 is the laser link structural representation of mobile terminal detection object in Fig. 1 embodiments；
Fig. 4 is that the flow for the embodiment of method for handover control one that mobile terminal display screen of the present invention is lighted and extinguished is illustrated
Figure；
Fig. 5 is that the flow for another embodiment of method for handover control that mobile terminal display screen of the present invention is lighted and extinguished is illustrated
Figure.
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 the scope of the present invention is not defined.Likewise, following examples are only the portion of the present invention
Point embodiment and not all embodiments, the institute that those of ordinary skill in the art are obtained under the premise of creative work is not made
There are other embodiments, belong to the scope of protection of the invention.
It should be noted that the term " first ", " second ", " the 3rd " in the present invention are only used for describing purpose, and can not
It is interpreted as indicating or implies relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the
One ", at least one this feature can be expressed or be implicitly included to " second ", the feature of " the 3rd ".In description of the invention,
" multiple " are meant that at least two, such as two, three etc., unless otherwise specifically defined.In the embodiment of the present invention
Institute is directional to indicate that (such as up, down, left, right, before and after ...) is only used for explaining in a certain particular pose (as shown in drawings)
Under relative position relation, motion conditions between each part etc., if the particular pose changes, directionality is indicated
Also correspondingly change therewith.In addition, term " comprising " and " having " and their any deformations, it is intended that covering is non-exclusive
Comprising.Process, method, system, product or the equipment for for example containing series of steps or unit are not limited to what is listed
Step or unit, but alternatively also include the step of do not list or unit, or alternatively also include for these processes, side
The intrinsic other steps of method, product or equipment or unit.
Referenced herein " embodiment " is it is meant that the special characteristic, structure or the characteristic that describe can be wrapped in conjunction with the embodiments
In 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 be with OLED (Organic Light-Emitting Diode,
Organic Light Emitting Diode), the touch display screen 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 personal 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 used some
Under functional status.
Also referring to Fig. 1 and Fig. 2, Fig. 1 is the overall structure diagram of the embodiment of mobile terminal one of the present invention, and Fig. 2 is
Structure schematic cross-sectional view in Fig. 1 embodiments at mobile terminal A-A；The mobile terminal can include housing 100, display screen 200
And first laser sensor 300 etc., on the architectural feature of mobile terminal other parts, in the understanding of those skilled in the art
In the range of, and it is not related to the inventive point of the present 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 the viewing area of screen 200 includes a transparent area 210, i.e. transparent area 210
For the part in viewing area, and in other embodiments, whole viewing areas of display screen 200 can be transparent area.Wherein,
Display screen is made up of a variety of functional layers, is for example included successively to outside on the inside of mobile terminal：Shading foam, diffusion layer, lower glass
Glass, TFT circuit, organic layer, upper glass, TP (Touch Panel abbreviation, contact 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：The functional layer with shaded effect is not provided with, i.e.,：No
The structure sheaf such as shading foam and diffusion layer (201 are labeled as in figure) is set, and in other words, transparent area 210 is " an opening
Area ".
Also referring to Fig. 3, Fig. 3 is the laser link structural representation of mobile terminal detection object in Fig. 1 embodiments.Should
The correspondence transparent area 210 of first laser sensor 300 is set, so that the laser-light transparent printing opacity that first laser sensor 300 is sent
Area 210, and then can detect that the object (88 are marked in figure) in the outside of display screen 200 arrives the distance of first laser sensor 300,
I.e.：Detect that display screen 200 is setting the object 88 of the different side of first laser sensor 300 to arrive first laser sensor 300
Distance.
Mobile terminal in the present embodiment after object is detected, according to detection object and distance of mobile terminal with it is default away from
From the relation between threshold value, come realize to mobile terminal display screen 200 light and OFF state switching control, specific 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 should
It can be lighted for display screen during control mobile phone communication with scene and extinguishes switching control, and the thing of the sign 88 in diagram
Body can be then the positions such as the head of human body.
In 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 be made in laser sensor detection process
Into certain interference, it is therefore preferred that mobile terminal also includes second laser sensor 400 in the embodiment of the present invention, continuing with
Refering to Fig. 2, the second laser sensor 400 is with first laser sensor 300 located at the same side of display screen and corresponding transparent area
210 are set.Wherein, second laser sensor 400 can be integrated on same chip 304 with first laser sensor 300, and the
One laser sensor 300 is equal with the vertical range of second laser sensor 400 to the surface of display screen 200.And chip 304 then may be used
To be connected on the circuit board 900 inside mobile terminal shell 100.
Wherein, typically whether need to set 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 aberration, due to printing opacity in the present embodiment
The region in area 210 is very little in fact, therefore is influenceed limited.
But in order that display screen integrally has in optimal display effect (including under black state), 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 the area of transparent area 210
The size of the projected area on display screen 200 of integrated chip 304 where 400.Ensure that chip 304 comes up in inner side from projection
This " opening " of transparent area 210 can be covered by saying, from coming from the outside of display screen 200, the viewing area (bag of display screen 200
Including transparent area 210) entirety is consistent color, and general this " opening " also for black, in addition transparent area 210 of chip 304
Itself is small-sized, therefore is also not in even display aberration under strong light when display screen is in black state, it is ensured that
Display screen is respectively provided with optimal display effect under any state.
Second laser sensor 400 and first laser sensor 300, which coordinate, realizes that detection display screen 200 is setting first to swash
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 used to detect second laser sensor 400 and display screen 200
The distance between surface A (refers to Fig. 3), is specifically as follows the inner surface or outer surface of display screen 200, the present embodiment
The situation apart from outer surface is labeled as in diagram；The first laser sensor 300 be used for detect first laser sensor 300 with
The two distances (A and B) are then done difference, obtained apart from C by the distance between object 88 B, are object 88 and aobvious apart from C
The distance on the surface of display screen 200.
Wherein, the measuring principle of laser sensor is：Calculate and come and gone using between laser firing signals device and reverberation
Flight time come the distance between measurement sensor and reverberation (object).Its specific computational methods can include the time difference
Method and phase difference method, wherein, time difference method is to utilize the flight time come and gone between laser firing signals device and reverberation
T, is multiplied by light velocity c, obtains laser path length S (S=ct), and the distance between sensor and reverberation (object) are S/2.
Phase difference method is the phase difference come and gone by using laser between laser firing signals device and reverberation, then according to known
The wavelength of laser, you can calculating obtains the distance between sensor and reverberation (object 88), and specific calculating process is in ability
In the range of the understanding of field technique personnel, no longer it is described in detail herein.
In addition, the specific setting position of second laser sensor 400 and first laser sensor 300 below display screen 200
(distance that i.e. second laser sensor 400 and first laser sensor 300 arrive the upper surface of display screen 200 or lower surface) is put to exist
It is the definite value that can a be obtained A that mobile terminal, which assembles (after dispatching from the factory in other words), and for example 2mm etc., can directly read definite value
A, therefore, if only utilizing what a laser sensor (second laser sensor 400 or first laser sensor 300) was detected
In the case of, if each functional layer (except shading foam and diffusion layer with shaded effect) of display screen 200 can be avoided
Words, are also that can obtain object to display screen surface distance using a laser sensor by reading definite value A.
Technical scheme in the embodiment of the present invention measures distance using laser, because the principle of its calculating is based on winged
The row time, is not very big with signal energy relation, as long as therefore signal can be perforated through display screen 200 just can be with.Although
OLED or LCD light transmittance nor very high (typically there was only 4%~5%), but laser signal still can through the past,
And can reflect.
In the embodiment of the present invention, by using two laser sensors carry out the distance between detection respectively and object 88 with
And the distance between with display screen 200, obtained by way of difference between object 88 and the outer surface of display screen 200 it is accurate away from
From, improve the precision of range measurement, can overcome only using the measurement of sensor in the case of exist due to display screen
There is the problem of light-blocking property material layer is disturbed in 200.
Laser sensor in the present embodiment needs to carry out through display screen due to being arranged on the lower section of display screen 200
Detection, and the normal dispaly state of display screen can also produce light, therefore unavoidably influence can be produced on the detection of laser sensor, it is
This influence is eliminated, it is further preferred that the mobile terminal in the embodiment of the present invention also includes photosensitive sensors 500, light sensation
Sensor 500 is used for the brightness scanning state for sensing display screen in transparent area 210；Wherein, first laser sensor 300 and second
The transparent area screen position of laser sensor 400 respectively corresponding to it enters row distance detection when being in scanning dark-state.
Specifically, because the isostructural display screens of OLED or LCD are the scanning of timesharing branch, while required for display
Content.Whole display screen is assumed to be 1920 rows, it is necessary to which the time of display is 16.8ms；The required time is then shown per a line 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., at this moment, corresponding screen position is not luminous above laser sensor
, it can now start laser sensor detection external environmental light.I.e.：When display screen 200 is in region corresponding to photosensitive sensors 500
During (transparent area 210) is luminous, laser sensor is not detect external environmental light；When display screen is carried out in other regions
Scanning is luminous, and region corresponding to photosensitive sensors 500 is when lighting, laser sensor detection external environmental light.
This kind of method be photosensitive sensors 500 and display screen 200 using by way of time-sharing work, can avoid due to
The situation that the light that display screen 200 is sent produces interference to laser sensor (300,400) occurs.
Wherein, photosensitive sensors 500 are preferably that neighbouring first laser sensor 300 and second laser sensor 400 are set,
Specifically (this implementation on same chip 304 can be integrated in jointly with first laser sensor 300 and second laser sensor 400
Illustrated in example), certainly, in other embodiments, photosensitive sensors 500 can be arranged on 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
With one transparent area of independent correspondence, then or first laser sensor 300, second laser sensor 400 and photosensitive sensors
500 any combination are integrated on different chips, and the different transparent area of correspondence is set, and set on various combinations or independent correspondence
The structure type put, those skilled in the art can voluntarily choose according to actual design demand, will not enumerate herein.
Relative to prior art, mobile terminal provided in an embodiment of the present invention is set by the viewing area bottom in display screen
Put laser sensor to detect the distance close to object and mobile terminal, and then can be realized in the case where not reducing screen accounting
Display screen is lighted and OFF state switching control, 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 enters row distance detection when being in scanning dark-state, by Time-sharing control principle, can be with
Avoiding the occurrence of laser sensor from being lighted in detection process by display screen 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 gone 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 schematic flow sheet of one embodiment, this method includes but is not limited to following steps：
Step S101, the distance between first laser sensor and object A is detected using first laser sensor.
Also include before this step：The brightness scanning state of display screen in transparent area is sensed using photosensitive sensors, when
Transparent area screen position of the first laser sensor corresponding to it enters row distance A detection when being in scanning dark-state；This kind
Method by the way of time-sharing work, can avoid the light sent due to display screen to laser using photosensitive sensors and display screen
The situation that sensor produces interference occurs.
On the Cleaning Principle and effect of first laser sensor and photosensitive sensors, above-mentioned mobile terminal is referred to
Associated description in embodiment, is not repeated herein.
Step S102, will be compared apart from A with default first distance threshold.
Wherein, the first distance threshold is to have preset and stored in a memory in the mobile terminal, wherein, the first distance
Threshold value can be the numerical value such as 3mm, 5cm, 10cm, now can directly obtain and with being compared apart from A.
Step S103, when being less than the first distance threshold apart from A, control display screen is extinguished；It is more than or equal to when apart from A
During the first distance threshold, control display screen is lighted.
In this method embodiment, (i.e. laser sensor is arrived specific set location of the laser sensor below display screen
Display screen upper surface or the distance of lower surface) mobile terminal assemble (after dispatching from the factory in other words) be one can obtain determine
Value A, for example 2mm etc., can directly read definite value A, therefore, can during being detected using first laser sensor
Object is obtained to the distance of display screen surface by reading definite value A, and then calculating.
The method for handover control that mobile terminal display screen in the present embodiment is lighted and extinguished, utilizes a laser sensor
Detection to object near display screen can be achieved, so can realize display screen is lighted and OFF state switching control.
In addition, after the definite value A determined when mobile terminal dispatches from the factory is read, can also calculate and obtain the distance between object and display screen.
Referring to Fig. 5, another embodiment of method for handover control that Fig. 5, which is mobile terminal display screen of the present invention, to be lighted and extinguish
Schematic flow sheet, this method includes but is not limited to following steps：
Step S201, the distance between first laser sensor and object A is detected using first laser sensor；
Step S202, the distance between second laser sensor and display screen surface B is detected using second laser sensor；
Wherein, the light and shade of display screen in transparent area is also sensed using photosensitive sensors before step S201 and S202
The step of scanning mode, carried out when transparent area screen position of the first laser sensor corresponding to it is in scanning dark-state
Apart from A detection, line-spacing is entered when transparent area screen position of the second laser sensor corresponding to it is in scanning dark-state
Detection from B；Likewise, this kind of method using photosensitive sensors with display screen by the way of time-sharing work, can avoid by
The situation that the light sent in display screen produces interference to laser sensor occurs.
Step S203, the difference C apart from A and between B is compared with default second distance threshold value；
Step S204, when being less than second distance threshold value apart from C, control display screen is extinguished；It is more than or equal to when apart from C
During second distance threshold value, control display screen is lighted.
Wherein, the second distance threshold value 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 obtain and with being compared apart from C.
From unlike a upper embodiment, object is obtained by mathematic interpolation using two laser sensors in the embodiment
With the distance between display screen C, be compared with apart from C with default second distance threshold value, so provide display screen light or
The control signal that person extinguishes, this belongs to the mode measured indirectly.And entered by a laser sensor in embodiment of the method 1
Row measurement, the distance detected is directly compared with the first distance threshold, so can directly provide display screen light or
The control signal that person extinguishes；Further reading when mobile terminal dispatches from the factory after the definite value A that determines, can also calculate obtain object with
The distance between display screen.
Relative to prior art, 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, and another, which is used to detect, passes
The distance between sensor and object B, by the way that both difference C are compared with second distance threshold value, and then provide display screen
The control signal lighted or extinguished, can overcome only using the measurement of sensor in the case of exist due in display screen
The problem of being disturbed with light-blocking property material layer.In addition, the light and shade for also sensing display screen in transparent area using photosensitive sensors is swept
State is retouched, transparent area screen position of the laser sensor corresponding to it is entered the detection of row distance when being in scanning dark-state,
By Time-sharing control principle, laser sensor can be avoided the occurrence of, which to be lighted in detection process by display screen, to be influenceed.
The section Example of the present invention is the foregoing is only, is not thereby limited the scope of the invention, it is every to utilize
Equivalent device or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, be included within the scope of the present invention.
Claims (10)
1. a kind of mobile terminal, it is characterised in that the mobile terminal includes display screen and first laser sensor；Wherein, institute
Stating the viewing area of display screen includes transparent area, and the first laser sensor correspondence transparent area is set, so that described the
Transparent area described in the laser-light transparent that one laser sensor is sent, and then detect that the display screen is setting the first laser to pass
Distance of the object of the different side of sensor to the first laser sensor.
2. mobile terminal according to claim 1, it is characterised in that the mobile terminal also includes second laser and sensed
Device, the second laser sensor is located at the same side of display screen, and the correspondence transparent area with the first laser sensor
Set, the second laser sensor and the first laser sensor, which coordinate, realizes that the detection display screen is setting described the
The distance of display screen described in the object distance of one laser sensor and the different side of second laser sensor.
3. mobile terminal according to claim 2, it is characterised 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 used to detect second laser
The distance between sensor and the display screen surface, the first laser sensor are used to detect first laser sensor and thing
The distance between body, the difference of two distances is object and the distance of display screen surface.
4. mobile terminal according to claim 2, it is characterised in that the size of the transparent area area is less than or equal to
Integrated chip where the first laser sensor and the second laser sensor projected area on the display screen
Size.
5. mobile terminal according to claim 2, it is characterised in that the mobile terminal further comprises that light sensation is sensed
Device, the photosensitive sensors are set adjacent to the first laser sensor and/or the second laser sensor, and the light sensation is passed
Sensor is used for the brightness scanning state for sensing display screen in the transparent area；The first laser sensor and the second laser
The transparent area screen position of sensor respectively corresponding to it enters row distance detection when being in scanning dark-state.
6. mobile terminal according to claim 1, it is characterised in that the transparent area of the display screen is setting first laser
The side of sensor is not provided with the functional layer with shaded effect；And the other positions of display screen viewing area are set with shading effect
The functional layer of fruit.
7. the method for handover control that the display screen of mobile terminal any one of a kind of claim 1-6 is lighted and extinguished, its
It is characterised by, methods described includes：
Utilize the distance between first laser sensor detection first laser sensor and object A；
It is compared described apart from A with default first distance threshold；
When being less than first distance threshold apart from A, control display screen is extinguished；When apart from A be more than or equal to described first
During distance threshold, control display screen is lighted.
8. method according to claim 7, it is characterised in that the utilization first laser sensor detect itself and object it
Between apart from A the step of before also include：The brightness scanning state of display screen in transparent area is sensed using photosensitive sensors, works as institute
State the detection for entering row distance A when transparent area screen position of the first laser sensor corresponding to it is in scanning dark-state.
9. the method for handover control that the display screen of mobile terminal any one of a kind of claim 1-6 is lighted and extinguished, its
It is characterised by, methods described includes：
Utilize the distance between first laser sensor detection first laser sensor and object A；
Utilize the distance between second laser sensor detection second laser sensor and display screen surface B；
Difference C apart from A and between B is compared with default second distance threshold value；
When being less than the second distance threshold value apart from C, control display screen is extinguished；When apart from C be more than or equal to described second
During distance threshold, control display screen is lighted.
10. method according to claim 9, it is characterised in that the utilization first laser sensor detects itself and object
The distance between A the step of and the utilization second laser sensor detection second laser sensor and display screen surface between
Apart from B the step of before also include：The brightness scanning state of display screen in transparent area is sensed using photosensitive sensors, when described
Transparent area screen position of the first laser sensor corresponding to it enters row distance A detection when being in scanning dark-state, work as institute
State the detection for entering row distance B when transparent area screen position of the second laser sensor corresponding to it is in scanning dark-state.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103957303A (en) * | 2014-04-24 | 2014-07-30 | 上海优思通信科技有限公司 | Method for automatic calibration of proximity optical sensor |
| CN106385511A (en) * | 2016-10-26 | 2017-02-08 | 广东欧珀移动通信有限公司 | Sensor module, panel assembly and mobile terminal |
| CN106550138A (en) * | 2016-10-27 | 2017-03-29 | 刘勇 | A kind of method and mobile terminal of mobile terminal brilliance control |
-
2017
- 2017-04-05 CN CN201710216775.6A patent/CN107124484B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103957303A (en) * | 2014-04-24 | 2014-07-30 | 上海优思通信科技有限公司 | Method for automatic calibration of proximity optical sensor |
| CN106385511A (en) * | 2016-10-26 | 2017-02-08 | 广东欧珀移动通信有限公司 | Sensor module, panel assembly and mobile terminal |
| CN106550138A (en) * | 2016-10-27 | 2017-03-29 | 刘勇 | A kind of method and mobile terminal of mobile terminal brilliance control |
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