CN104639687B - Mobile terminal and display unit thereof - Google Patents
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- CN104639687B CN104639687B CN201510052374.2A CN201510052374A CN104639687B CN 104639687 B CN104639687 B CN 104639687B CN 201510052374 A CN201510052374 A CN 201510052374A CN 104639687 B CN104639687 B CN 104639687B
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000034699 Vitreous floaters Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
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Abstract
The present invention relates to a kind of display unit, comprise display screen, display screen comprises contact panel and is positioned at the transparent cover plate on contact panel; Conductive spacer is provided with between contact panel and transparent cover plate, in the edge of described contact panel.Present invention reduces the response sensitivity of display screen marginal portion, be not easy to cause error touch control, improve the false-touch prevention effect of mobile terminal.
Description
Technical field
The present invention relates to technical field of mobile terminals, particularly relate to a kind of mobile terminal and display unit thereof.
Background technology
At present, along with the development of the mobile terminals such as mobile phone, producer and user more and more pursue narrow frame, even Rimless.Narrow frame or Rimless no doubt bring the impact in visual effect to user, but also bring a problem, when user's handling mobile phone, are easy to false touch to mobile phone screen edge, cause a lot of misoperation, reduce user's impression.
Summary of the invention
The embodiment of the present invention provides a kind of mobile terminal and display unit thereof, is intended to the false-touch prevention effect improving mobile terminal.
The embodiment of the present invention proposes a kind of display unit, comprises display screen, and described display screen comprises contact panel and is positioned at the transparent cover plate on described contact panel; Conductive spacer is provided with between described contact panel and described transparent cover plate, in the edge of described contact panel.
Preferably, described conductive spacer is arranged along the edge of described contact panel for one week; Or described conductive spacer is arranged at the limit, the left and right sides of described contact panel, or described conductive spacer is arranged at the lower edges of described contact panel.
Preferably, described contact panel is ITO conduction panel.
Preferably, described display unit also comprises: center, described display screen is arranged in described center, described transparent cover plate is arranged at above described display screen, and described center comprises mainboard and side plate, is connected between mainboard with side plate, form receiving space, described receiving space is for accommodating display screen, and side plate comprises bevelling, and the edge of transparent cover plate is chamfering.
Preferably, described mainboard is mutually vertical with described side plate; The thickness of described mainboard equals the thickness of described side plate.
Preferably, described mainboard and described side plate one-body molded.
Preferably, described display screen also comprises liquid crystal panel and is arranged at the backlight module below described liquid crystal panel; Be provided with viewing area between described contact panel and described transparent cover plate, the width of described backlight module is greater than the width of described viewing area.
Preferably, leave gap between described viewing area and described side plate, the thickness of described transparent cover plate is greater than or equal to 1.25 with the ratio of the width in described gap.
Preferably, the width of described viewing area equals the width of the upper surface of described transparent cover plate, and the edge of described viewing area is just to the upper surface of described transparent cover plate and the junction of described chamfering.
The embodiment of the present invention also proposes a kind of mobile terminal, and described mobile terminal comprises display unit as above.
A kind of mobile terminal that the embodiment of the present invention proposes and display unit thereof, by arranging conductive spacer between the contact panel and transparent cover plate of display screen, in the edge of contact panel, thus, when user touches display screen edge, the quantity of electric charge of the coupling capacitance formed between user's finger and the working face of contact panel changes, namely conductive spacer decreases user and points the electric current siphoned away from contact region, thus reduce the response sensitivity of display screen marginal portion, be not easy to cause error touch control, improve the false-touch prevention effect of mobile terminal.
Accompanying drawing explanation
Fig. 1 is the assembling schematic side view of display screen contact panel, transparent cover plate and pad in display unit embodiment of the present invention;
Fig. 2 is the structural representation of embodiment of the present invention display unit;
Fig. 3 is the cross-sectional view along the AA ' line in Fig. 2;
The display light refraction diagram of the display unit that Fig. 4 provides for the embodiment of the present invention.
In order to make technical scheme of the present invention clearly, understand, be described in further detail below in conjunction with accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The primary solutions of the embodiment of the present invention is: by carrying out Curve guide impeller to the contact region on the contact panel of display screen, it is specifically the contact region area being less than mid portion by the contact region area design of touch panel edge part, thus, when user touches display screen edge, the insulating coefficient at display screen edge increases, thus reduce the response sensitivity of display screen marginal portion, be not easy to cause error touch control, improve the false-touch prevention effect of mobile terminal.
Display unit involved by the embodiment of the present invention is mainly capacitance touching control screen display device.
First capacitance type touch control screen technology is introduced.
Capacitance type touch control screen technology utilizes the electric current of human body to respond to carry out work.Capacitance type touch control screen can regard the screen body be made up of four layers of combined screen simply as: outermost layer is glassivation, is then conductive layer, and third layer is nonconducting glass screen, and interior the 4th layer is also conductive layer.Most inner conducting layer is screen, plays the effect of shielding internal electric signal, and middle conductive layer is the key component of whole touch screen, and have the ITO coating as working face, be called working lining, four electrodes are drawn at four angles, is responsible for the detection of touch point position.
When finger touch on the metal layer time, the electric capacity of contact will change, and the oscillator frequency be attached thereto is changed, by measuring frequency change can determine touch location obtain information.Due to human body electric field, user's finger and touch screen surface form a coupling capacitance, and for high-frequency current, electric capacity is direct conductor, siphon away a very little electric current so point from contact point.This electric current can flow out from the electrode the corner of touch-screen, and the electric current flowing through these four electrodes is directly proportional to the distance of finger to corner, and controller, by the accurate Calculation to these four current ratios, draws the position of touch point.Usually can reach the accuracy of 99%, possess the response speed being less than 3ms.
At present, capacitance type touch control screen mainly contains self-capacitance screen and mutual capacitance screen two kinds, for more common mutual capacitance screen, inside is made up of drive electrode and collecting electrode, drive electrode sends low-voltage high-frequency signal and projects collecting electrode and form stable electric current, when human contact is to capacitance plate, due to human body grounding, finger just forms an equivalent capacity with capacitance plate, and high-frequency signal can flow into ground wire by this equivalent capacity, like this, the quantity of electric charge that receiving terminal receives reduces, and when pointing the closer to transmitting terminal, electric charge reduces more obvious, the current strength finally received according to receiving terminal determines touched point.
Capacitance plate will realize multi-point touch, what lean on is exactly the electrode increasing mutual capacitance, briefly, be exactly by screen block, each block, as a contact region, arranges one group of mutual capacitance module and works alone in each contact region, thus capacitance plate just can independent detection to the touch-control situation in each region, after processing, realize multi-point touch.
As shown in Figure 1, present pre-ferred embodiments proposes a kind of display unit, comprises display screen 130, the transparent cover plate 110 that described display screen 130 comprises contact panel 131 and is positioned on described contact panel 131; Conductive spacer 1310 is provided with between described contact panel 131 and described transparent cover plate 110, in the edge of described contact panel 131.
Particularly, in the present embodiment, contact panel 131 is the working lining in above-mentioned touch screen, and the contact region on contact panel 131 is several contact regions formed by screen block foregoing.
Owing to adopting conductive spacer 1310 between contact panel 131 edge and described transparent cover plate 110, when user touches the edge of contact panel 131, the quantity of electric charge of the coupling capacitance formed between user's finger and the working face of contact panel 131 changes, namely conductive spacer 1310 decreases user and points the electric current siphoned away from contact region, thus reduce the response sensitivity of display screen 130 marginal portion, be not easy to cause error touch control, improve the false-touch prevention effect of mobile terminal.
The present embodiment by arranging conductive spacer 1310 between the contact panel 131 and transparent cover plate 110 of display screen 130, in the edge of contact panel 131, thus, when user touches display screen 130 edge, conductive spacer 1310 decreases user and points the electric current siphoned away from contact region, thus reduce the response sensitivity of display screen 130 marginal portion, be not easy to cause error touch control, improve the false-touch prevention effect of mobile terminal.
Wherein, as a kind of execution mode, described conductive spacer 1310 is arranged along the edge of described contact panel 131 for one week; Or described conductive spacer 1310 is arranged at the limit, the left and right sides of described contact panel 131, or described conductive spacer 1310 is arranged at the lower edges of described contact panel 131.
More specifically, the present embodiment display unit 1 can be a kind of frame-free displaying device or narrow frame display device, and the present embodiment is illustrated with frame-free displaying device, specifically can adopt following structure:
Shown in composition graphs 2, Fig. 3 and Fig. 4, described display unit also comprises: center 140, transparent cover plate 110, backlight module 133, described display screen 130 is arranged in described center 140, described transparent cover plate 110 is arranged at above described display screen 130, and backlight module 133 is arranged on below liquid crystal panel 132.
Center 140 comprises mainboard 141 and side plate 142.Mainboard 141 preferably has the sheet material of planar structure, is certainly also not limited to strict planar structure, and uneven structure is also passable.Be connected between mainboard 141 with side plate 142, form receiving space.The edge of mainboard 141 outwards carries out extension with certain angle (such as obtuse angle, right angle, or acute angle etc.) and obtains side plate 142.Previously described " edge of mainboard 141 outwards carries out extension with certain angle and obtains side plate 142 ", for a kind of pictute, should not be construed as the actual formation method of side plate 142, and the actual formation method of certain side plate 142 is also not limited to this.Described receiving space is used for placing or collecting display screen 130.Mainboard 141 and side plate 142 can be one-body molded, or therebetween by buckle, screw, gluingly to connect or other modes link together.
Side plate 142 comprises bevelling 1421, such as fold-line edge, arc limit, or is preferably the hypotenuse shown in Fig. 3.Described side plate 142 comprises the limit of closing on display screen 130 and the limit away from display screen 130, closes on the limit of display screen 130 and is parallel to each other away from the limit of display screen 130, or is not limited to strict parallel.The two ends of bevelling 1421 are crossing with the limit and limit away from display screen 130 of closing on display screen 130 respectively, or as shown in Figure 3, one end of bevelling 1421 is crossing with the limit away from display screen 130, and the extended line of the other end is crossing with the limit closing on display screen 130.
Display screen 130 is arranged in center 140, is also that display screen 130 is positioned over mainboard 141 and side plate 142 is formed among receiving space.Preferably, display screen 130 comprises the contact panel 131, liquid crystal panel 132 and the backlight module 133 that are disposed adjacent successively.The display floaters such as liquid crystal panel 132 also can replace to oled panel, the wetting panel of electricity.In addition, display screen 130 also only can have Presentation Function, and does not need to have touch controllable function.
Transparent cover plate 110 is arranged at above display screen 130, and also namely the mainboard 141 of transparent cover plate 110, display screen 130, center 140 is adjacent successively.Preferably, transparent cover plate 110 is also positioned over mainboard 141 in whole or in part and is formed among receiving space with side plate 142, and certainly, transparent cover plate 110 also can be formed outside receiving space at mainboard 141 and side plate 142.In the schematic diagram of Fig. 2 to Fig. 3, transparent cover plate 110 part is positioned over mainboard 141 and is formed among receiving space with side plate 142.In addition, transparent cover plate 110 can be the material such as glass or plastics.
The edge of transparent cover plate 110 is chamfering, such as fold-line edge, hypotenuse, or is preferably the arc-shaped edges 111 shown in Fig. 2, or polytype combination.As shown in Figure 3, transparent cover plate 110 comprises two limits (these two limits are not limited to strict parallel yet certainly) be parallel to each other, wherein limit compared to another limit closer to display screen 130.Transparent cover plate 110 starts to be bent to form circular arc away from a limit of display screen 130 and is extended to a limit close to display screen 130, thus forms arc-shaped edges 111.Previously described " starting to be bent to form circular arc " is a kind of pictute, should not be construed as the actual formation method of arc-shaped edges 111, and the actual formation method of certain arc-shaped edges 111 is also not limited to this.And for example, when transparent cover plate 110 starts to be bent to form away from a limit of display screen 130 limit that circular arc is extended to close to display screen 130, straight line or broken line is changed into from circular arc, crossing with a limit close to display screen 130 again, thus the chamfering that formation arc-shaped edges 111 combines with straight line (or broken line).And the straight line be transformed into from circular arc or broken line abut with side plate 142, have the contact (compared to point cantact, or linear contact lay, the face contact of this section) of this section just, what can realize between transparent cover plate 110 and center 140 very well is fixing.
With the mainboard 141 of center 140 for reference data, the height of transparent cover plate 110, is greater than the height of side plate 142.
The continuing structure design of progressive expansion between the arc-shaped edges 111 of transparent cover plate 110 and the bevelling 1421 of side plate 142, or ramp designs, the design of product is made to meet the aesthetic feeling of industrial design, also make user in touch or when gripping, for contact that is mellow and full or lubrication is experienced, the non-good experience not having wedge angle sting to touch.
Preferably, certain any tangent line of arc-shaped edges 111 is through the bevelling 1421 of side plate 142.
As shown in Figure 4, when liquid crystal panel 132 allows light to pass, the light that backlight module 133 produces, first through liquid crystal panel 132 and contact panel 131, again through transparent cover plate 110, part light penetrates along transparent cover plate 110 vertical line direction, another part light reflects with the arc-shaped edges 111 of transparent cover plate 110, penetrate from arc-shaped edges 111, because the design of arc-shaped edges 111 thus widen viewing area, as shown in Tu3Zhong B district, and, center 140 is provided with bevelling 1421 along the direction of arc-shaped edges 111, therefore from the direction of front vertical transparent cover plate 110, the bearing of trend of whole transparent cover plate 110 is all viewing area, namely the indication range of display screen 130 extends to the edge of mobile terminal display screen 130 always, thus realize the effect of display Rimless, improve user experience.
The frame-free displaying device 1 that the embodiment of the present invention provides, refers to Fig. 3, and on the basis of previous technique scheme, alternatively, mainboard 141 is mutually vertical with side plate 142.Mainboard 141 carrying be assembled in the display screen 130 in center 140 and the transparent cover plate 110 on display screen 130, side plate 142 for fixing display screen 130, or, for fixing display screen 130 and transparent cover plate 110.
The frame-free displaying device 1 that the embodiment of the present invention provides, refers to Fig. 3, and on the basis of previous technique scheme, alternatively, the thickness of mainboard 141 equals the thickness of side plate 142.
Refer to Fig. 4, display screen 130 provides viewing area 120 and the non-display area outside viewing area 120.For the ease of carrying out explanation of the present invention, the only schematic diagram of the viewing area 120 in Fig. 4, non-structural module.The frame-free displaying device 1 that the embodiment of the present invention provides, on the basis of previous technique scheme, alternatively, the width of backlight module 133 is greater than the width of liquid crystal panel 132, the width of liquid crystal panel 132 is equal with the width of contact panel 131, and the width of liquid crystal panel 132 is greater than the width of viewing area 120.Backlight module 133 provides light source, shown by viewing area 120, therefore viewing area 120 should be actual graphics display area, but the some light provided due to backlight module 133 launches refraction with the arc-shaped edges 111 of transparent cover plate 110, certain stretching can be there is in the figure being shown in edge, viewing area 120, thus widen graphics display area, therefore from front vertical, the bearing of trend of whole transparent cover plate 110 is all viewing area.
The frame-free displaying device 1 that the embodiment of the present invention provides, refers to Fig. 3, on the basis of previous technique scheme, alternatively, leaves gap between viewing area 120 and side plate 142, and the thickness of transparent cover plate 110 is greater than or equal to 1.25 with the ratio of the width in gap.The thickness of transparent cover plate 110 and the ratio in gap determine the radian of arc-shaped edges 111, and 1.25 is a preferred value, makes the front from display screen, and the bearing of trend of transparent cover plate 110 is visible range entirely.Preferred version is the thickness of transparent cover plate 110 is 1mm, and the spacing between the edge of viewing area 120 and side plate 142 is 0.8mm, and ratio between two is 1.25 just.
The frame-free displaying device 1 that the embodiment of the present invention provides, refer to Fig. 3, the basis of previous technique scheme can be specifically the width of viewing area 120 equals the width of the upper surface of transparent cover plate 110, the edge of viewing area 120 is just to the junction of transparent cover plate 110 upper surface and arc-shaped edges 111.
Refer to Fig. 2 to Fig. 4, alternatively, the material of center 140 is metal or plastic cement, such as copper (Cu), aluminium (Al), steel, stainless steel or magnesium (Magnesium).
In addition, the embodiment of the present invention also proposes a kind of mobile terminal, and the display unit of this mobile terminal can adopt the display unit 1 described in above-described embodiment.
The display unit 1 of above-described embodiment and mobile terminal, by arranging conductive spacer 1310 between the contact panel 131 and transparent cover plate 110 of display screen 130, in the edge of contact panel 131, thus, when user touches display screen 130 edge, conductive spacer 1310 decreases user and points the electric current siphoned away from contact region, thus reduce the response sensitivity of display screen 130 marginal portion, be not easy to cause error touch control, improve the false-touch prevention effect of mobile terminal.
In addition, the edge of transparent cover plate 110 is arc-shaped edges 111, the light that backlight module 133 penetrates reflects with the arc-shaped edges 111 of transparent cover plate 110, and penetrate from arc-shaped edges 111 position, widen viewing area, the upper corner of center 140 is provided with bevelling 1421 along the direction of arc-shaped edges 111, when user is watched from the front vertical direction of display screen, the bearing of trend of transparent cover plate 110 is visible range entirely, namely the indication range of display screen arrives edge always, realize the object of display effect Rimless, improve user experience.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (9)
1. a display unit, comprise display screen, described display screen comprises contact panel and is positioned at transparent cover plate on described contact panel, it is characterized in that, is provided with conductive spacer between described contact panel and described transparent cover plate, in the edge of described contact panel; Described conductive spacer is arranged along the edge of described contact panel for one week; Or described conductive spacer is arranged at the limit, the left and right sides of described contact panel, or described conductive spacer is arranged at the lower edges of described contact panel.
2. display unit according to claim 1, is characterized in that, described contact panel is ITO conduction panel.
3. display unit according to claim 1 and 2, it is characterized in that, described display unit also comprises: center, and described display screen is arranged in described center, and described transparent cover plate is arranged at above described display screen, described center comprises mainboard and side plate, be connected between mainboard with side plate, form receiving space, described receiving space is for accommodating display screen, side plate comprises bevelling, and the edge of transparent cover plate is chamfering.
4. display unit according to claim 3, is characterized in that, described mainboard is mutually vertical with described side plate; The thickness of described mainboard equals the thickness of described side plate.
5. display unit according to claim 3, is characterized in that, described mainboard and described side plate one-body molded.
6. display unit according to claim 3, is characterized in that, described display screen also comprises liquid crystal panel and is arranged at the backlight module below described liquid crystal panel; Be provided with viewing area between described contact panel and described transparent cover plate, the width of described backlight module is greater than the width of described viewing area.
7. display unit according to claim 6, is characterized in that, leaves gap between described viewing area and described side plate, and the thickness of described transparent cover plate is greater than or equal to 1.25 with the ratio of the width in described gap.
8. display unit according to claim 6, is characterized in that, the width of described viewing area equals the width of the upper surface of described transparent cover plate, and the edge of described viewing area is just to the upper surface of described transparent cover plate and the junction of described chamfering.
9. a mobile terminal, is characterized in that, described mobile terminal comprises the arbitrary described display unit of claim 1-8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510052374.2A CN104639687B (en) | 2015-01-30 | 2015-01-30 | Mobile terminal and display unit thereof |
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| CN201510052374.2A CN104639687B (en) | 2015-01-30 | 2015-01-30 | Mobile terminal and display unit thereof |
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| CN104639687A CN104639687A (en) | 2015-05-20 |
| CN104639687B true CN104639687B (en) | 2016-03-02 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104133310A (en) * | 2014-08-22 | 2014-11-05 | 深圳市中兴移动通信有限公司 | Frame-free display device |
| CN105710221A (en) * | 2016-04-12 | 2016-06-29 | 昆山电子羽电业制品有限公司 | Middle frame of display screen and middle frame forming die |
| CN111324236A (en) * | 2020-02-28 | 2020-06-23 | 昆山工研院新型平板显示技术中心有限公司 | Display panel, display device and manufacturing method of display panel |
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| CN102236451B (en) * | 2010-04-30 | 2015-04-29 | 永恒科技有限公司 | Touch panel and manufacturing method thereof |
| KR101615791B1 (en) * | 2012-11-14 | 2016-04-26 | 엘지디스플레이 주식회사 | None-Bezel Display Panel Having Edge Bending Structure |
| CN104181716A (en) * | 2014-08-22 | 2014-12-03 | 深圳市中兴移动通信有限公司 | Frameless display unit |
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Address after: 518057 Guangdong province Shenzhen city Nanshan District high tech park, No. 9018 North Central Avenue, building A, floor six, Han's innovation Patentee after: Nubian Technologies Ltd. Address before: 518057 Guangdong province Shenzhen city Nanshan District high tech park, No. 9018 North Central Avenue, building A, floor six, Han's innovation Patentee before: Shenzhen ZTE Mobile Tech Co., Ltd. |