CN103383951A - Flexible screen and method and electronic device for determining bending state of flexible screen - Google Patents
Flexible screen and method and electronic device for determining bending state of flexible screen Download PDFInfo
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- CN103383951A CN103383951A CN2012101379980A CN201210137998A CN103383951A CN 103383951 A CN103383951 A CN 103383951A CN 2012101379980 A CN2012101379980 A CN 2012101379980A CN 201210137998 A CN201210137998 A CN 201210137998A CN 103383951 A CN103383951 A CN 103383951A
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Abstract
The invention discloses a flexible screen with the bending state detectable and capable of improving working efficiency and accuracy of judgement. The flexible screen comprises a basic device and a detecting device, wherein the basic device comprises a basic layer and light emitting layer attached to the basic layer, the detecting device is arranged on the basic device or in the basic device and is used for detecting at least one parameter value when the flexible screen is bent, and specifically, the at least one parameter value is used for determining the bending state of the flexible screen. The invention further discloses a method and an electronic device for detecting the bending state of the flexible screen.
Description
Technical field
The present invention relates to communication and electronic applications, particularly flexible screen, the method for determining the flexible screen bending state and electronic equipment.
Background technology
To the demand of portable devices, easy-to-use, multipurpose etc. and more and more universal, and also there are a lot of problems in the correlation technique of current a lot of flexible screen along with people in the application meeting of flexible screen.For example: when flexible screen was folded into difformity, the flexible screen electronic equipment can become the electronic equipment of different forms, and the state that at this moment needs to know flexible screen self could switch to it different " electronic equipment " freely, in order to different application.But can't automatically know the state that flexible screen is current in prior art, be all by artificial judgment, obviously like this can reduce operating efficiency, and artificial judgement also may be not accurate enough, and comparatively lose time.
Summary of the invention
The embodiment of the present invention provides flexible screen, determines method and the electronic equipment of flexible screen bending state, for detection of the bending state of flexible screen, increases work efficiency and judgment accuracy.
A kind of flexible screen comprises: basic device and checkout gear;
Described basic device comprises: basic unit, and be covered on luminescent layer in described basic unit;
Described checkout gear is arranged on described basic device or in described basic device, for detection of at least a parameter value of described flexible screen when bending is arranged, described at least a parameter value is specially for the parameter value of determining described flexible screen bending state.
Better, described basic device also comprises: be covered on the protective layer on described luminescent layer.
Better, described checkout gear is piezo-electric device, for detection of the change value of pressure of described flexible screen when bending is arranged.
Better, when bending occured flexible screen, described piezo-electric device was determined the bending state of described flexible screen specifically for detection of the different pressures changing value in bending zone by different change value of pressure.
Better, described checkout gear is capacitive means, for detection of the capacitance variations value of described flexible screen when bending is arranged.
Better, when bending occured flexible screen, described capacitive means was determined the bending state of described flexible screen specifically for detection of the different capacitance variations values in bending zone by different capacitance variations values.
Better, described capacitive means is comprised of one deck positively charged the first nano indium tin metal oxide ITO layer and the 2nd electronegative ITO layer of one deck, if described luminescent layer does not have dielectricity, a described ITO layer and described the 2nd ITO laminating are overlying on the optional position of described basic layer; If described display layer has dielectricity, a described ITO layer and described the 2nd ITO laminating are overlying under described basic unit.
A kind of method of definite flexible screen bending state is applied in an electronic equipment, and the flexible screen that described electronic equipment and has checkout gear is connected, and described method comprises:
Obtain at least a parameter value, described parameter value is specially the parameter value that obtains by described checkout gear when described flexible screen has bending;
Based on described at least a parameter value, determine the bending state of described flexible screen.
Better, the step that obtains at least a parameter value comprises: obtain at least a parameter value by active or passive mode.
A kind of electronic equipment, it is connected with a flexible screen with checkout gear, and described electronic equipment comprises:
Acquisition module is used for obtaining at least a parameter value, and described parameter value is specially the parameter value that obtains by described checkout gear when described flexible screen has bending;
Determination module is used for based on described at least a parameter value, determines the bending state of described flexible screen.
Better, described acquisition module specifically is used for obtaining at least a parameter value by active or passive mode.
Flexible screen in the embodiment of the present invention comprises basic device and checkout gear; Described basic device comprises: basic unit, and be covered on luminescent layer in described basic unit; Described checkout gear is arranged on described basic device or in described basic device, for detection of at least a parameter value of described flexible screen when bending is arranged, described at least a parameter value is specially for the parameter value of determining described flexible screen bending state.Flexible screen in the embodiment of the present invention comprises a checkout gear, can detect at least a parameter value of flexible screen when bending is arranged, and can determine the bending state of described flexible screen by described at least a parameter value, increases work efficiency and the accuracy of judgement degree.And can the bending state different according to described flexible screen make the different content of described flexible screen output, improve output quality, be more conducive to the user and use.
Description of drawings
Figure 1A is the primary structure figure of flexible screen in the embodiment of the present invention;
Figure 1B is the detailed structure view of flexible screen in the embodiment of the present invention;
Fig. 2 is the primary structure figure of electronic equipment in the embodiment of the present invention;
Fig. 3 determines the main flow chart of flexible screen bending state in the embodiment of the present invention.
Embodiment
Flexible screen in the embodiment of the present invention comprises basic device and checkout gear; Described basic device comprises: basic unit, and be covered on luminescent layer in described basic unit; Described checkout gear is arranged on described basic device or in described basic device, for detection of at least a parameter value of described flexible screen when bending is arranged, described at least a parameter value is specially for the parameter value of determining described flexible screen bending state.Flexible screen in the embodiment of the present invention comprises a checkout gear, can detect at least a parameter value of flexible screen when bending is arranged, and can determine the bending state of described flexible screen by described at least a parameter value, increases work efficiency and the accuracy of judgement degree.And can the bending state different according to described flexible screen make the different content of described flexible screen output, improve output quality, be more conducive to the user and use.
Referring to Figure 1A, the flexible screen in the embodiment of the present invention comprises basic device 101 and checkout gear 102.
As Figure 1B, basic device 101 can comprise basic unit 1011 and luminescent layer 1012.Luminescent layer 1012 can be covered in basic unit 1011.Luminescent layer 1012 can be to be made of OLED (Organic Light-EmittingDiode, Organic Light Emitting Diode).Basic device 101 can also comprise the protective layer 1013 that is covered on luminescent layer 1012.
In the embodiment of the present invention, checkout gear 102 can be piezo-electric device, for example described detection bodies can be piezo film (piezoelectric transducer), can consist of checkout gear 102 by at least one piezo film, this moment, checkout gear 102 can be used for obtaining the change value of pressure of described flexible screen when bending is arranged.For example, for a certain test point, when flexible screen does not bend, the force value that checkout gear 102 detects this test point is the first force value, when bending occurs in flexible screen, the force value that checkout gear 102 detects this test point is the second force value, can obtain the change value of pressure of described flexible screen when bending is arranged according to described the first force value and described the second force value, and for example described the second force value deducts described the first force value and is the change value of pressure of described flexible screen when bending is arranged.When bending occurs in flexible screen, the force value that bear in the bending zone can change, the test point of change value of pressure maximum can be the test point of bending degree maximum, stretch out from this point, change value of pressure can reduce gradually, and the electronic equipment that is connected with described flexible screen can be determined according to a series of change value of pressure the bending state of described flexible screen.
Described piezo-electric device can be to be distributed on basic device 101 or a plurality of detection bodies in basic device 101, for example, can there be a plurality of piezo film to be distributed in basic device 101, for example, a plurality of piezo film can linearly distribute in basic device 101, and perhaps, a plurality of piezo film can the diverse location of stationary distribution in basic device 101, perhaps a plurality of piezo film also can form one deck detection bodies, and this moment, checkout gear 102 was one deck detection layers.
If a plurality of piezo film are distributed in basic device 101, its can be distributed in respectively in basic unit 1011, on luminescent layer 1012, on protective layer 1013 or basic unit 1011 times, namely distributing position can arrange arbitrarily.Better, distributing position is can reach the optimum detection effect as good, for example, a piezo film can be set on each horizontal detection point, they can be positioned on different horizontal planes, but because being provided with a piezo film on each horizontal detection point, can obtain timely detection when the force value of each horizontal detection point changes, detect promptness and accuracy to improve.
If a plurality of piezo film form one deck detection bodies, checkout gear 102 is one deck detection layers, this detection layers can be distributed in respectively in basic unit 1011, on luminescent layer 1012, on protective layer 1013 or basic unit 1011 times, namely distributing position can arrange arbitrarily.
If checkout gear 102 is piezo-electric devices, checkout gear 102 is transferred to described electronic equipment can be the first force value of detecting when flexible screen does not bend of each piezo film and the second force value that detects when flexible screen bends, described electronic equipment obtains the change value of pressure of each test point according to described the first force value and described the second force value, then determines the bending state of described flexible screen by the different change value of pressure that obtains; Perhaps, checkout gear 102 can obtain according to described the first force value and described the second force value the change value of pressure of each test point, again described change value of pressure is transferred to described electronic equipment, described electronic equipment can be determined according to a series of different change value of pressure the bending state of described flexible screen.Described electronic equipment can be regularly, instant or initiatively obtain described the first force value and described the second force value or request to checkout gear 102 requests obtain different change value of pressure when being subject to triggering, perhaps checkout gear 102 can be regularly, instant or when being subject to triggering initiatively to described the first force value of described electronic equipment and described the second force value or transmit different change value of pressure.
Perhaps, in the embodiment of the present invention, checkout gear 102 can be capacitive means, and for example described detection bodies can be electric capacity, can consist of checkout gear 102 by at least one electric capacity, this moment, checkout gear 102 can be used for obtaining the capacitance variations value of described flexible screen when bending is arranged.For example, for a certain test point, when flexible screen does not bend, the capacitance that checkout gear 102 detects this test point is the first capacitance, when bending occurs in flexible screen, the capacitance that checkout gear 102 detects this test point is the second capacitance, can obtain the capacitance variations value of described flexible screen when bending is arranged according to described the first capacitance and described the second capacitance, and for example described the second capacitance deducts described the first capacitance and is the capacitance variations value of described flexible screen when bending is arranged.When bending occurs in flexible screen, the capacitance that bear in the bending zone can change, the test point of capacitance variations value maximum can be the test point of bending degree maximum, stretch out from this point, the capacitance variations value can reduce gradually, and the electronic equipment that is connected with described flexible screen can be determined according to a series of capacitance variations values the bending state of described flexible screen.
Described capacitive means can be to be distributed on basic device 101 or a plurality of detection bodies in basic device 101, for example, can there be a plurality of electric capacity to be distributed in basic device 101, for example, a plurality of electric capacity can linearly distribute in basic device 101, perhaps, a plurality of electric capacity can the diverse location of stationary distribution in basic device 101, perhaps a plurality of electric capacity also can form one deck detection bodies, this moment, checkout gear 102 was one deck detection layers, perhaps a plurality of electric capacity also can form two-layer detection bodies, and this moment, checkout gear 102 was still one deck detection layers.
if a plurality of electric capacity are to be distributed in basic device 101, it need to consider whether luminescent layer 1012 has dielectricity, if luminescent layer 1012 has dielectricity, electric capacity can not be arranged on luminescent layer 1012, in order to avoid affect luminescent properties, if namely luminescent layer 1012 has dielectricity, electric capacity can be distributed in basic unit 1011 times, if luminescent layer 1012 does not have dielectricity, electric capacity can be distributed in respectively in basic unit 1011, basic unit 1011 times, on luminescent layer 1012, luminescent layer 1012 times, on protective layer 1013 or protective layer 1013 times, be that distributing position can arrange arbitrarily.Better, distributing position is can reach the optimum detection effect as good, for example, an electric capacity can be set on each horizontal detection point, they can be positioned on different horizontal planes, but because being provided with an electric capacity on each horizontal detection point, can obtain timely detection when the capacitance of each horizontal detection point changes, detect promptness and accuracy to improve.
If a plurality of electric capacity form one deck detection bodies; checkout gear 102 is one deck detection layers; need consider at first whether luminescent layer 1012 has dielectricity; if luminescent layer 1012 has dielectricity; described detection layers can be distributed in basic unit 1011 times; if luminescent layer 1012 does not have dielectricity, described detection layers can be distributed in respectively in basic unit 1011, on luminescent layer 1012, on protective layer 1013 or basic unit 1011 times, namely the distributing position of this detection layers can arrange arbitrarily.
In the embodiment of the present invention, if a plurality of electric capacity forms two-layer detection bodies, described two-layer detection bodies can be comprised of the positively charged ITO of one deck (nano indium tin metal oxide) layer and the 2nd electronegative ITO layer of one deck.If luminescent layer 1012 does not have dielectricity, a described ITO layer and described the 2nd ITO layer can be covered in basic unit 1011, on luminescent layer 1012, on protective layer 1013 or basic unit 1011 times, be that the position can distribute arbitrarily, and a described ITO layer and described the 2nd ITO layer not necessarily will be set together, for example, can be distributed on luminescent layer 1012 by a described ITO layer, described the 2nd ITO layer is distributed in basic unit 1011 times, perhaps can be distributed on protective layer 1013 by a described ITO layer, described the 2nd ITO layer is distributed on luminescent layer 1012, etc.; If described luminescent layer 1012 has dielectricity, a described ITO layer and described the 2nd ITO layer can all be covered on basic unit 1011 times, and for example a described ITO layer can be covered on basic unit 1011 times, and described the 2nd ITO layer can be covered under a described ITO layer.
If checkout gear 102 is capacitive means, checkout gear 102 is transferred to described electronic equipment can be the first capacitance of detecting when flexible screen does not bend of each electric capacity and the second capacitance that detects when flexible screen bends, described electronic equipment obtains the capacitance variations value of each test point according to described the first capacitance and described the second capacitance, then determines the bending state of described flexible screen by the different capacitance variations value that obtains; Perhaps, checkout gear 102 can obtain according to described the first capacitance and described the second capacitance the capacitance variations value of each test point, again described capacitance variations value is transferred to described electronic equipment, described electronic equipment can be determined according to a series of different capacitance variations values the bending state of described flexible screen.Described electronic equipment can be regularly, instant or initiatively obtain described the first capacitances and described the second capacitance or request to checkout gear 102 requests obtain different capacitance variations values when being subject to triggering, perhaps checkout gear 102 can be regularly, instant or when being subject to triggering initiatively to described the first capacitance of described electronic equipment and described the second capacitance or transmit different capacitance variations values.
Referring to Fig. 2, the embodiment of the present invention also provides a kind of electronic equipment, and described electronic equipment can comprise acquisition module 201 and determination module 202.Described electronic equipment can be connected with described flexible screen, and described flexible screen can be positioned on described electronic equipment, perhaps can with described electronic equipment separation distributions, described electronic equipment can be connected by wired or wireless mode with described flexible screen.
When checkout gear 102 was piezo-electric device, described parameter value can be the force value that each piezo film obtains.For example, if have three test points in described flexible screen, be distributed with a piezofilm on each test point, be respectively a piezo film, the 2nd piezo film and the 3rd piezo film, it can be respectively with respective identifier, this identifier can be corresponding with the position of each piezo film, so that described electronic equipment knows that what specifically obtain is the force value of which piezo film.described parameter value is the force value that each piezo film obtains, described flexible screen can regularly send parameter information to described electronic equipment, send to described electronic equipment the first force value that a described piezo film collects in the first described flexible screen of the moment, the 3rd force value that the second force value that described the 2nd piezo film collects and described the 3rd piezo film collect, send to described electronic equipment the 4th force value that a described piezo film collects in the second described flexible screen of the moment, the 6th force value that the 5th force value that described the 2nd piezo film collects and described the 3rd piezo film collect, described electronic equipment judges respectively whether described the 4th force value equals described the first force value, described the 5th force value whether equals described the second force value and whether described the 6th force value equals described the 3rd force value, have in three groups of relations more than judgement is determined one group unequal, can determine that bending has occured described flexible screen, can determine according to change value of pressure the angle of described flexible screen bending.
When checkout gear 102 was piezo-electric device, described parameter value can be the change value of pressure that each piezo film obtains.For example, if have three test points in described flexible screen, be distributed with a piezo film on each test point, be respectively a piezo film, the 2nd piezo film and the 3rd piezo film, it can be respectively with respective identifier, this identifier can be corresponding with the position of each piezo film, so that described electronic equipment knows that what specifically obtain is the change value of pressure of which piezo film.described parameter value is the change value of pressure that each piezo film obtains, described flexible screen can regularly send parameter information to described electronic equipment, send to described electronic equipment the first change value of pressure that a described piezo film gets in the first described flexible screen of the moment, the 3rd change value of pressure that the second change value of pressure that described the 2nd piezo film gets and described the 3rd piezo film get, described electronic equipment can judge respectively described the first change value of pressure, whether described the second change value of pressure and described the 3rd change value of pressure are zero, if judgement determines that one of them change value of pressure is non-vanishing, can determine that bending has occured described flexible screen, can determine the angle that described flexible screen bends by the change value of pressure non-vanishing according to this.
When checkout gear 102 was capacitive means, described parameter value can be the force value that each electric capacity obtains.For example, if have three test points in described flexible screen, be distributed with an electric capacity on each test point, be respectively the first electric capacity, the second electric capacity and the 3rd electric capacity, it can be respectively with respective identifier, this identifier can be corresponding with the position of each electric capacity, so that described electronic equipment knows that what specifically obtain is the capacitance of which electric capacity.described parameter value is the capacitance that each electric capacity obtains, described flexible screen can regularly send parameter information to described electronic equipment, send to described electronic equipment the first capacitance that described the first electric capacity collects in the first described flexible screen of the moment, the 3rd capacitance that the second capacitance that described the second electric capacity collects and described the 3rd electric capacity collect, send to described electronic equipment the 4th capacitance that described the first electric capacity collects in the second described flexible screen of the moment, the 6th capacitance that the 5th capacitance that described the second electric capacity collects and described the 3rd electric capacity collect, described electronic equipment judges respectively whether described the 4th capacitance equals described the first capacitance, described the 5th capacitance whether equals described the second capacitance and whether described the 6th capacitance equals described the 3rd capacitance, have in three groups of relations more than judgement is determined one group unequal, can determine that bending has occured described flexible screen, can determine according to the capacitance variations value angle of described flexible screen bending.
When checkout gear 102 was piezo-electric device, described parameter value can be the capacitance variations value that each electric capacity obtains.For example, if have three test points in described flexible screen, be distributed with an electric capacity on each test point, be respectively the first electric capacity, the second electric capacity and the 3rd electric capacity, it can be respectively with respective identifier, this identifier can be corresponding with the position of each electric capacity, so that described electronic equipment knows that what specifically obtain is the change value of pressure of which electric capacity.described parameter value is the capacitance variations value that each electric capacity obtains, described flexible screen can regularly send parameter information to described electronic equipment, send to described electronic equipment the first capacitance variations value that described the first electric capacity gets in the first described flexible screen of the moment, the 3rd capacitance variations value that the second capacitance variations value that described the second electric capacity gets and described the 3rd electric capacity get, described electronic equipment can judge respectively described the first capacitance variations value, whether described the second capacitance variations value and described the 3rd capacitance variations value are zero, if judgement determines that one of them capacitance variations value is non-vanishing, can determine that bending has occured described flexible screen, capacitance variations value that can be non-vanishing according to this is determined the angle of described flexible screen bending.
Below introduce in the embodiment of the present invention by idiographic flow the method for determining the flexible screen bending state.
Referring to Fig. 3, determine in the embodiment of the present invention that the main method flow process of flexible screen bending state is as follows, described method can be applied in described electronic equipment, and described electronic equipment is connected with described flexible screen:
Step 301: obtain at least a parameter value, described parameter value is specially the parameter value that obtains by described checkout gear when described flexible screen has bending.
Step 302: based on described at least a parameter value, determine the bending state of described flexible screen.
Below introduce in the embodiment of the present invention by several specific embodiments the method for determining the flexible screen bending state.
Embodiment one:
Described electronic equipment is connected by wireless mode with described flexible screen, described flexible screen and described electronic equipment separation distributions.Described flexible screen comprises basic unit 1011, luminescent layer 1012, protective layer 1013 and checkout gear 102.
send to described electronic equipment the first force value that a described piezo film collects at the first timing detection device 102, the 3rd force value that the second force value that described the 2nd piezo film collects and described the 3rd piezo film collect, send to described electronic equipment the 4th force value that a described piezo film collects at the second timing detection device 102, the 6th force value that the 5th force value that described the 2nd piezo film collects and described the 3rd piezo film collect, described electronic equipment judges respectively whether described the 4th force value equals described the first force value, described the 5th force value whether equals described the second force value and whether described the 6th force value equals described the 3rd force value, judgement is determined to equate respectively in above three groups of relations, can determine that described flexible screen does not bend.send to described electronic equipment the 7th force value that a described piezo film collects at the 3rd timing detection device 102, the 9th force value that the 8th force value that described the 2nd piezo film collects and described the 3rd piezo film collect, described electronic equipment judges respectively whether described the 7th force value equals described the 4th force value (or described first force value), described the 8th force value whether equals described the 5th force value (or described second force value) and whether described the 9th force value equals described the 6th force value (or described the 3rd force value), the judgement define one group unequal, can determine that bending has occured described flexible screen, can determine according to change value of pressure the angle of described flexible screen bending.
Embodiment two:
Described electronic equipment is connected by wired mode with described flexible screen, described flexible screen and described electronic equipment separation distributions.Described flexible screen comprises basic unit 1011, luminescent layer 1012, protective layer 1013 and checkout gear 102.
in first the first force value of collecting of a described piezo film constantly, described the 2nd piezo film collects the second force value and described the 3rd piezo film collects the 3rd force value, collect the 4th force value at second a described piezo film of the moment, described the 2nd piezo film collects the 5th force value and described the 3rd piezo film collects the 6th force value, a described piezo film obtains the first change value of pressure according to described the first force value and described the 4th force value, described the 2nd piezo film obtains the second change value of pressure according to described the second force value and described the 5th force value, described the 3rd piezo film obtains the 3rd change value of pressure according to described the 3rd force value and described the 6th force value, checkout gear 102 is with described the first change value of pressure, described the second change value of pressure and described the 3rd change value of pressure all are transferred to described electronic equipment, described the first change value of pressure of described electronic equipment judgement, whether described the second change value of pressure and described the 3rd change value of pressure are zero, judgment result is that described the first change value of pressure, described the second change value of pressure and described the 3rd change value of pressure are zero.collect the 7th force value at the 3rd a described piezo film of the moment, described the 2nd piezo film collects the 8th force value and described the 3rd piezo film collects the 9th force value, a described piezo film obtains the 4th change value of pressure according to described the 7th force value and described the 4th force value (or described first force value), described the 2nd piezo film obtains the 5th change value of pressure according to described the 8th force value and described the 5th force value (or described second force value), described the 3rd piezofilm obtains the 6th change value of pressure according to described the 9th force value and described the 6th force value (or described the 3rd force value), checkout gear 102 is with described the 4th change value of pressure, described the 5th change value of pressure and described the 6th change value of pressure all send to described electronic equipment, described the 4th change value of pressure of described electronic equipment judgement, whether described the 5th change value of pressure and described the 6th change value of pressure are zero, judgment result is that described the 4th change value of pressure is zero, described the 5th change value of pressure and described the 6th change value of pressure are all non-vanishing, variation has occured in the pressure that can determine test point on described flexible screen, can determine that bending has occured described flexible screen, described electronic equipment can be determined according to described the 5th change value of pressure and described the 6th change value of pressure the bending state of described flexible screen.
Embodiment three:
Described electronic equipment is connected by wireless mode with described flexible screen, and described flexible screen is positioned on described electronic equipment.Described flexible screen comprises basic unit 1011, luminescent layer 1012, protective layer 1013 and checkout gear 102.
in first the first force value of collecting of a described piezo film constantly, described the 2nd piezo film collects the second force value and described the 3rd piezo film collects the 3rd force value, collect the 4th force value at second a described piezo film of the moment, described the 2nd piezo film collects the 5th force value and described the 3rd piezo film collects the 6th force value, a described piezo film obtains the first change value of pressure according to described the first force value and described the 4th force value, described the 2nd piezo film obtains the second change value of pressure according to described the second force value and described the 5th force value, described the 3rd piezo film obtains the 3rd change value of pressure according to described the 3rd force value and described the 6th force value, checkout gear 102 is with described the first change value of pressure, described the second change value of pressure and described the 3rd change value of pressure all are transferred to described electronic equipment, described the first change value of pressure of described electronic equipment judgement, whether described the second change value of pressure and described the 3rd change value of pressure are zero, judgment result is that described the first change value of pressure, described the second change value of pressure and described the 3rd change value of pressure are zero.collect the 7th force value at the 3rd a described piezo film of the moment, described the 2nd piezo film collects the 8th force value and described the 3rd piezo film collects the 9th force value, a described piezo film obtains the 4th change value of pressure according to described the 7th force value and described the 4th force value (or described first force value), described the 2nd piezo film obtains the 5th change value of pressure according to described the 8th force value and described the 5th force value (or described second force value), described the 3rd piezofilm obtains the 6th change value of pressure according to described the 9th force value and described the 6th force value (or described the 3rd force value), checkout gear 102 is with described the 4th change value of pressure, described the 5th change value of pressure and described the 6th change value of pressure all send to described electronic equipment, described the 4th change value of pressure of described electronic equipment judgement, whether described the 5th change value of pressure and described the 6th change value of pressure are zero, judgment result is that described the 4th change value of pressure is zero, described the 5th change value of pressure and described the 6th change value of pressure are all non-vanishing, variation has occured in the pressure that can determine test point on described flexible screen, can determine that bending has occured described flexible screen, described electronic equipment can be determined according to described the 5th change value of pressure and described the 6th change value of pressure the bending state of described flexible screen.
Embodiment four:
Described electronic equipment is connected by wired mode with described flexible screen, and described flexible screen is positioned on described electronic equipment.Described flexible screen comprises basic unit 1011, luminescent layer 1012, protective layer 1013 and checkout gear 102.In the present embodiment, luminescent layer 1012 does not have dielectricity.
send to described electronic equipment the first capacitance that described the first electric capacity collects at the first timing detection device 102, the 3rd capacitance that the second capacitance that described the second electric capacity collects and described the 3rd electric capacity collect, send to described electronic equipment the 4th capacitance that described the first electric capacity collects at the second timing detection device 102, the 6th capacitance that the 5th capacitance that described the second electric capacity collects and described the 3rd electric capacity collect, described electronic equipment judges respectively whether described the 4th capacitance equals described the first capacitance, described the 5th capacitance whether equals described the second capacitance and whether described the 6th capacitance equals described the 3rd capacitance, judgement is determined to equate respectively in above three groups of relations, can determine that described flexible screen does not bend.send to described electronic equipment the 7th capacitance that described the first electric capacity collects at the 3rd timing detection device 102, the 9th capacitance that the 8th capacitance that described the second electric capacity collects and described the 3rd electric capacity collect, described electronic equipment judges respectively whether described the 7th capacitance equals described the 4th capacitance (or described first capacitance), described the 8th capacitance whether equals described the 5th capacitance (or described second capacitance) and whether described the 9th capacitance equals described the 6th capacitance (or described the 3rd capacitance), the judgement define one group unequal, can determine that bending has occured described flexible screen, can determine according to the capacitance variations value angle of described flexible screen bending.
Embodiment five:
Described electronic equipment is connected by wireless mode with described flexible screen, and described flexible screen is positioned on described electronic equipment.Described flexible screen comprises basic unit 1011, luminescent layer 1012, protective layer 1013 and checkout gear 102.In the present embodiment, luminescent layer 1012 does not have dielectricity.
at first the first capacitance of collecting of described the first electric capacity constantly, described the second electric capacity collects the second capacitance and described the 3rd electric capacity collects the 3rd capacitance, collect the 4th capacitance at second described the first electric capacity of the moment, described the second electric capacity collects the 5th capacitance and described the 3rd electric capacity collects the 6th capacitance, described the first electric capacity obtains the first capacitance variations value according to described the first capacitance and described the 4th capacitance, described the second electric capacity obtains the second capacitance variations value according to described the second capacitance and described the 5th capacitance, described the 3rd electric capacity obtains the 3rd capacitance variations value according to described the 3rd capacitance and described the 6th capacitance, checkout gear 102 is with described the first capacitance variations value, described the second capacitance variations value and described the 3rd capacitance variations value all are transferred to described electronic equipment, described the first capacitance variations value of described electronic equipment judgement, whether described the second capacitance variations value and described the 3rd capacitance variations value are zero, judgment result is that described the first capacitance variations value, described the second capacitance variations value and described the 3rd capacitance variations value are zero.collect the 7th capacitance at the 3rd described the first electric capacity of the moment, described the second electric capacity collects the 8th capacitance and described the 3rd electric capacity collects the 9th capacitance, described the first electric capacity obtains the 4th capacitance variations value according to described the 7th capacitance and described the 4th capacitance (or described first capacitance), described the second electric capacity obtains the 5th capacitance variations value according to described the 8th capacitance and described the 5th capacitance (or described second capacitance), described the 3rd electric capacity obtains the 6th capacitance variations value according to described the 9th capacitance and described the 6th capacitance (or described the 3rd capacitance), checkout gear 102 is with described the 4th capacitance variations value, described the 5th capacitance variations value and described the 6th capacitance variations value all send to described electronic equipment, described the 4th capacitance variations value of described electronic equipment judgement, whether described the 5th capacitance variations value and described the 6th capacitance variations value are zero, judgment result is that described the 4th capacitance variations value is zero, described the 5th capacitance variations value and described the 6th capacitance variations value are all non-vanishing, variation has occured in the electric capacity that can determine test point on described flexible screen, can determine that bending has occured described flexible screen, described electronic equipment can be determined according to described the 5th capacitance variations value and described the 6th capacitance variations value the bending state of described flexible screen.
Embodiment six:
Described electronic equipment is connected by wired mode with described flexible screen, described flexible screen and described electronic equipment separation distributions.Described flexible screen comprises basic unit 1011, luminescent layer 1012, protective layer 1013 and checkout gear 102.In the present embodiment, luminescent layer 1012 has dielectricity.
send to described electronic equipment the first capacitance that described the first electric capacity collects at the first timing detection device 102, the 3rd capacitance that the second capacitance that described the second electric capacity collects and described the 3rd electric capacity collect, send to described electronic equipment the 4th capacitance that described the first electric capacity collects at the second timing detection device 102, the 6th capacitance that the 5th capacitance that described the second electric capacity collects and described the 3rd electric capacity collect, described electronic equipment judges respectively whether described the 4th capacitance equals described the first capacitance, described the 5th capacitance whether equals described the second capacitance and whether described the 6th capacitance equals described the 3rd capacitance, judgement is determined to equate respectively in above three groups of relations, can determine that described flexible screen does not bend.send to described electronic equipment the 7th capacitance that described the first electric capacity collects at the 3rd timing detection device 102, the 9th capacitance that the 8th capacitance that described the second electric capacity collects and described the 3rd electric capacity collect, described electronic equipment judges respectively whether described the 7th capacitance equals described the 4th capacitance (or described first capacitance), described the 8th capacitance whether equals described the 5th capacitance (or described second capacitance) and whether described the 9th capacitance equals described the 6th capacitance (or described the 3rd capacitance), the judgement define one group unequal, can determine that bending has occured described flexible screen, can determine according to the capacitance variations value angle of described flexible screen bending.
Flexible screen in the embodiment of the present invention comprises basic device and checkout gear; Described basic device comprises: basic unit, and be covered on luminescent layer in described basic unit; Described checkout gear is arranged on described basic device or in described basic device, for detection of at least a parameter value of described flexible screen when bending is arranged, described at least a parameter value is specially for the parameter value of determining described flexible screen bending state.Flexible screen in the embodiment of the present invention comprises a checkout gear, can detect at least a parameter value of flexible screen when bending is arranged, and can determine the bending state of described flexible screen by described at least a parameter value, increases work efficiency and the accuracy of judgement degree.And can the bending state different according to described flexible screen make the different content of described flexible screen output, improve output quality, be more conducive to the user and use.
Described checkout gear can be piezo-electric device or can be capacitive means, can also be perhaps other devices that can be used in the present invention thought, can change or Detection capacitance changes to detect the bending state of described flexible screen by detected pressures, detection mode is various.
Piezo film or electric capacity can disperse to be distributed in described flexible screen, perhaps can form one deck detection layers, are distributed in described flexible screen, can arrange as required.
Obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of claim of the present invention and equivalent technologies thereof, the present invention also is intended to comprise these changes and modification interior.
Claims (11)
1. a flexible screen, is characterized in that, comprising: basic device and checkout gear;
Described basic device comprises: basic unit, and be covered on luminescent layer in described basic unit;
Described checkout gear is arranged on described basic device or in described basic device, for detection of at least a parameter value of described flexible screen when bending is arranged, described at least a parameter value is specially for the parameter value of determining described flexible screen bending state.
2. flexible screen as claimed in claim 1, is characterized in that, described basic device also comprises: be covered on the protective layer on described luminescent layer.
3. flexible screen as claimed in claim 2, is characterized in that, described checkout gear is piezo-electric device, for detection of the change value of pressure of described flexible screen when bending is arranged.
4. flexible screen as claimed in claim 3, is characterized in that, when bending occured flexible screen, described piezo-electric device was determined the bending state of described flexible screen specifically for detection of the different pressures changing value in bending zone by different change value of pressure.
5. flexible screen as claimed in claim 2, is characterized in that, described checkout gear is capacitive means, for detection of the capacitance variations value of described flexible screen when bending is arranged.
6. flexible screen as claimed in claim 5, is characterized in that, when bending occured flexible screen, described capacitive means was determined the bending state of described flexible screen specifically for detection of the different capacitance variations values in bending zone by different capacitance variations values.
7. flexible screen as claimed in claim 5, it is characterized in that, described capacitive means is comprised of one deck positively charged the first nano indium tin metal oxide ITO layer and the 2nd electronegative ITO layer of one deck, if described luminescent layer does not have dielectricity, a described ITO layer and described the 2nd ITO laminating are overlying on the optional position of described basic layer; If described display layer has dielectricity, a described ITO layer and described the 2nd ITO laminating are overlying under described basic unit.
8. the method for a definite flexible screen bending state, be applied in an electronic equipment, and the flexible screen that described electronic equipment and has checkout gear is connected, and it is characterized in that, described method comprises:
Obtain at least a parameter value, described parameter value is specially the parameter value that obtains by described checkout gear when described flexible screen has bending;
Based on described at least a parameter value, determine the bending state of described flexible screen.
9. method as claimed in claim 8, is characterized in that, the step that obtains at least a parameter value comprises: obtain at least a parameter value by active or passive mode.
10. electronic equipment, it is connected with a flexible screen with checkout gear, it is characterized in that, and described electronic equipment comprises:
Acquisition module is used for obtaining at least a parameter value, and described parameter value is specially the parameter value that obtains by described checkout gear when described flexible screen has bending;
Determination module is used for based on described at least a parameter value, determines the bending state of described flexible screen.
11. electronic equipment as claimed in claim 10 is characterized in that, described acquisition module specifically is used for obtaining at least a parameter value by active or passive mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210137998.0A CN103383951B (en) | 2012-05-04 | 2012-05-04 | Flexible screen, the method determining flexible screen bending state and electronic equipment |
| DE102013207849.8A DE102013207849B9 (en) | 2012-05-04 | 2013-04-29 | A method for determining a bending state of an electronic device, electronic device and flexible screen |
| US13/874,724 US9829969B2 (en) | 2012-05-04 | 2013-05-01 | Method for determining bent state of electronic device, electronic device and flexible screen |
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| CN201210137998.0A CN103383951B (en) | 2012-05-04 | 2012-05-04 | Flexible screen, the method determining flexible screen bending state and electronic equipment |
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| CN103383951B CN103383951B (en) | 2016-10-05 |
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