CN102830828A - Input device with luminous pattern - Google Patents
Input device with luminous pattern Download PDFInfo
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- CN102830828A CN102830828A CN2011101638961A CN201110163896A CN102830828A CN 102830828 A CN102830828 A CN 102830828A CN 2011101638961 A CN2011101638961 A CN 2011101638961A CN 201110163896 A CN201110163896 A CN 201110163896A CN 102830828 A CN102830828 A CN 102830828A
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Abstract
The invention discloses an input device with a luminous pattern. The input device comprises an input interface and a backlight module. The backlight module comprises a light source and a light guide plate. The light guide plate is provided with a predetermined shading rate and forms at least one pattern at the light guide plate. When the light source is not started, the brightness of the light guide plate is lower than the predetermined shading rate and the pattern is not shown, when the light source is started, the luminous pattern is shown. A substrate of the input interface is formed by uniformly doping multiple shading particles by a transparent plastic material and jetting, and at least one pattern is formed by densely arranging micro light guide structures. According to the invention, the backlight utilization rate is improved, the cost is reduced, a process is simplified, the shading uniformity is improved, the thickness of the input device is reduced, and the long-term collision and abrasion can be avoided.
Description
Technical field
The present invention refers to a kind of input media with luminous pattern especially about a kind of input media.
Background technology
The application of touch-control input device is quite extensive, has some touch-control input devices to possess two kinds of different input patterns simultaneously on the market at present.Wherein touch-control input device has a backlight module, and when backlight module was opened, touch-control input device showed preset pattern and first kind of input pattern is provided.Display pattern not then when backlight module is not opened, thereby second kind of input pattern is provided.That is the user can judge which kind of input pattern touch-control input device is at present by whether pattern is shown, and then according to its mode input signal.For example backlight when not opening, the touch-control input device outward appearance is the state of whole black, and input pattern is predetermined to be the pattern of mouse beacon cursor, at this moment, and the action that the user can carry out rolling mouse and click according to the touch-control input device that is shown as whole black.And touch-control input device shows luminous keyboard when backlight open, and input pattern is predetermined to be the pattern of supervisory keyboard, and at this moment, the user can see through touch-control input device input characters and symbol etc. according to the luminous keyboard pattern that is shown.Therefore, the design focal point of this kind touch-control input device backlight is how to guarantee when backlight the unlatching not display pattern, and when backlight open, just shows luminous pattern, the situation of obscuring with the person of avoiding the use of.
See also Fig. 1, it is a kind of structure side view of existing input media backlight.Existing input media 1 backlight comprises an input interface 11, a backlight module 12 and mylar film 19 (Mylar plate); It from bottom to top is input interface 11, backlight module 12 and mylar film 19 in regular turn; Wherein backlight module 12 comprises a light source 13 and a LGP 14, and the lower surface of mylar film 19 is provided with a plurality of patterns 17.Pattern 17 is to print with the printing opacity black ink of shading rate about 98% to form; Zone beyond the pattern 17 is then printed and formation light shield layer 18 with light tight black ink; Therefore, light only can penetrate the position that is printed with pattern 17 on the surface of mylar film 19, and other zone then can't printing opacity.When the backlight module 12 of input media 1 backlight is not unlocked; Still have faint light to get into input media 1 backlight in the environment; But because the regional shading rate of pattern 17 is 98%; And human eye can't be distinguished the light quantity of the faint light in 2% environment that appears of zone thus, so the pattern on the mylar film 19 17 can not be shown, that is can the person of being used not see.When the backlight module 12 of input media 1 backlight is unlocked; There is a large amount of light to get into input media 1 backlight; At this moment; Though only have 2% light can penetrate mylar film 19, its light quantity has been enough to make human eye to distinguish the difference of its light quantity and can be observed luminous pattern 17, so that the position of the indicated input of the luminous pattern on user's identification input media 1 backlight 17.
See also Fig. 2, it is the structure side view of another kind of existing input media 2 backlight.Another existing input media 2 backlight comprises an input interface 21, a backlight module 22 and a top layer 29, and it from bottom to top is input interface 21, backlight module 22 and top layer 29 in regular turn.The upper surface on top layer 29 be printed with black out ink and form one have a predetermined shading rate light shield layer 28.Backlight module 22 comprises a light source 23 and a LGP 24.A lower surface 26 of LGP 24 has at least one pattern 27 that is formed by little light guide structure dense arrangement.Little light guide structure in the LGP 24 can destroy the total reflection path of light by the incident angle that influences light, makes light refraction penetrate LGP 24, and therefore, when bright and clear, the top of little light guide structure position can be appeared light and presented pattern 27.When the backlight module 22 of input media 2 backlight is not unlocked, get into the deficiency in light quantity of input media 2 backlight, therefore penetrate the insufficient light of light shield layer 28 and do not present pattern 27, that is its pattern 27 can the person of being used not seen.And when backlight module 22 was unlocked, the beginning had enough light to penetrate light shield layer 28 through little light guide structure, made it present luminous pattern 27.
Yet, two kinds of restrictions that existing input media backlight respectively has it to use.Existing input media 1 backlight is in order to ensure when backlight module 12 is not opened, not presenting pattern 17; Must select the printing opacity black ink impressing pattern 17 of shading rate 98% for use; Make utilization factor backlight only 2%; Therefore the light source 13 of its high brightness of must arranging in pairs or groups, just must so that backlight module 12 have enough light penetration mylar films 19 when being unlocked and present pattern 17, so it has improved use cost.In addition, the shading mode of existing input media 1 backlight and existing input media 2 backlight is that a mylar film 19 or a top layer 29 are set in the top of LGP 14,24, and by the mode of screen painting in its surface coated shading material.It is complicated to be coated with the required screen painting processing procedure of shading material, makes manufacturing cost improve.In addition, the shading material of coating is positioned on the surface on mylar film 19 or top layer 29, and it easily in time or transport that process wearing and tearing come off and serviceable life of shortening input media backlight.Therefore, be necessary to design a kind of new input media backlight, to solve the disappearance of existing input media backlight.
Summary of the invention
Technical matters to be solved by this invention is that the above-mentioned deficiency to prior art exists provides a kind of utilization factor backlight the high input media with luminous pattern.
The technical matters of the less important solution of the present invention is that the above-mentioned deficiency to prior art exists provides a kind of processing procedure the simple and more frivolous input media with luminous pattern.
Another technical matters that will solve of the present invention is, to the above-mentioned deficiency that prior art exists, provides a kind of shading material to be difficult in time or at the input media with luminous pattern that is transporting the process wearing and tearing.
The present invention's technical matters that will solve again is that the above-mentioned deficiency to prior art exists provides a kind of shaded effect to have the input media of luminous pattern uniformly.
The technical solution adopted for the present invention to solve the technical problems provides a kind of input media with luminous pattern, and it comprises input interface and backlight module, and this input interface has a predetermined shading rate; This backlight module is arranged at the below of this input interface, and this backlight module comprises light source and LGP, and this LGP has at least one pattern, and this at least one pattern setting is on a upper surface or a lower surface of this LGP; Wherein the brightness of this LGP is lower than this predetermined shading rate and does not present this at least one pattern when this light source is not opened.
Preferably, this input interface comprises at least one substrate, and this substrate is doped a plurality of shading particles, makes this input interface have this predetermined shading rate, wherein should predetermined shading rate between 75%～80%.
Preferably, this at least one substrate is glass plate or plastic plate.
Preferably, this input interface is the electric resistance touch-control sensor of light-permeable.
Preferably, this input interface also comprises protective seam, and this protective seam is positioned at the top of this at least one substrate, and this protective seam is doped a plurality of shading particles, makes this input interface have this predetermined shading rate, and should predetermined shading rate between 75%～80%.
Preferably, this protective seam is glass plate or plastic plate.
Preferably, this input interface is the surface capacitance type touch sensing of light-permeable, the internal capacitance formula touch sensing of light-permeable or the projected capacitive touch sensor of light-permeable.
Preferably, this at least one pattern is to form with little light guide structure dense arrangement, and this little light guide structure is a plurality of sites or the microstructure of dense arrangement.
Preferably; The input media that the present invention has luminous pattern also comprises black floor; In order to absorbing a light beam and when this backlight module is not unlocked, a black background to be provided and not present this at least one pattern, and the pattern that this at least one pattern of this LGP is button pattern, keyboard pattern or interactive element.
The present invention also provides a kind of input media with luminous pattern; It comprises input interface, backlight module and protective seam; This backlight module comprises light source and LGP, and this LGP has at least one pattern, and this at least one pattern setting is on a upper surface or a lower surface of this LGP; This protective seam is arranged at the top of this backlight module, and this protective seam has a predetermined shading rate; Wherein the brightness of this LGP is lower than this predetermined shading rate and does not present this at least one pattern when this light source is not opened.
Preferably, this protective seam is doped a plurality of shading particles, makes this input interface have this predetermined shading rate, and should be scheduled to shading rate between 75%～80%.
Preferably, this protective seam is glass plate or plastic plate.
Preferably, this input interface is arranged at the below of this backlight module, and this input interface is lighttight printed circuit board (PCB) capacitance touching control sensor.
Preferably; The input media that the present invention has luminous pattern also comprises black ink layer; This black ink layer is arranged on the upper surface of this input interface; In order to absorbing a light beam and when this backlight module is not unlocked, a black background to be provided and not present this at least one pattern, and the pattern that this at least one pattern is button pattern, keyboard pattern or interactive element.
The present invention has the input media of luminous pattern and improves to its mode that combines with the shading material and utilization factor backlight; That is; By the substrate or the protective seam that ejection formation behind clear plastic material or a plurality of shading particles of the even blending of clear glass material are formed input interface; Make input media have predetermined shading rate; Thus, not only simplify processing procedure that backlight module combines the shading material, reduce shading material chance pockety in the manufacturing process, and its shading material is difficult for being worn and torn because of collision quilt for a long time; And; The present invention also can be through going out design of patterns with little light guide structure dense arrangement on LGP; With utilization factor backlight significantly being promoted and not presenting the demand of pattern can take into account backlight the unlatching simultaneously the time, the optimal shading rate of the present invention is 75～80%, does not present the demand of pattern in the time of not only can reaching backlight the unlatching; And the utilization factor backlight that can make the present invention have the input media of luminous pattern reaches 20～25%, and its utilization factor backlight is ten times of existing input media.Therefore; The input media that the present invention has a luminous pattern carries out improvement design to the mode that combines with the shading material and utilization factor backlight and has the utilization factor backlight of lifting, reduces cost, simplifies processing procedure, promotes the shading homogeneity and avoid colliding for a long time advantage such as abrasion, promotes its whole application in industry value.
Description of drawings
Fig. 1 is the surface structure synoptic diagram of existing input media backlight.
Fig. 2 is the surface structure synoptic diagram of another kind of existing input media backlight.
Fig. 3 is the structure side view that the present invention has input media first preferred embodiment of luminous pattern.
Fig. 4 is that the present invention has the structural representation that input media first preferred embodiment of luminous pattern is not unlocked in backlight module.
Fig. 5 is that the present invention has the structural representation that input media first preferred embodiment of luminous pattern is unlocked in backlight module.
Fig. 6 is the structure side view of the backlight module of input media second preferred embodiment of the present invention with luminous pattern.
Fig. 7 is the structure side view of the backlight module of input media three preferred embodiment of the present invention with luminous pattern.
Embodiment
In view of the defective of prior art, the present invention provides a kind of input media with luminous pattern.See also Fig. 3, it has the structure side view of input media in first preferred embodiment of luminous pattern for the present invention.Input media 3 with luminous pattern comprises an input interface 31, a backlight module 32 and a black floor 33, and it from top to bottom is input interface 31, backlight module 32 and black floor 33 in regular turn.Input interface 31 comprises one first substrate 311, one second substrate 312, one first nesa coating 313,314, one little some wall 315 of one second nesa coating and a connector 316.First substrate 311 is positioned at the top of second substrate 312, and first nesa coating 313 is arranged at the lower surface 3111 of first substrate 311, and second nesa coating 314 is arranged at the upper surface 3121 of second substrate 312.Little some wall 315 is between first substrate 311 and second substrate 312, in order to separate first nesa coating 313 and second nesa coating 314 on second substrate 312 under first substrate 311 and avoid first substrate 311 to contact with second substrate 312.316 of connectors are connected in first nesa coating 313 in order to the output signal.In this preferred embodiment; Input interface 31 is the electric resistance touch-control sensor of light-permeable; And first substrate 311 is a film; Second substrate 312 is a plastic plate, and first nesa coating 313 and second nesa coating 314 be with indium tin oxide (Indium Tin Oxide, ITO) made.
In the input interface 31, second substrate 312 by a plurality of shading particles 34 with the even blending special ratios of clear plastic material after, form through ejection formation again, therefore second substrate 312 has a predetermined shading rate and a uniform shaded effect.In this preferred embodiment, the predetermined shading rate of second substrate 3 12 is between 75～80%.
Among Fig. 3, backlight module 32 comprises a light source 321 and a LGP 322, and light source 321 is in order to producing light beam, and is positioned at a side of LGP 322.LGP 322 is advanced in order to lead beam; And LGP 322 has at least one pattern 3221; Be arranged on the upper surface 3222 of LGP 322; Each pattern 3221 that Fig. 3 shows is to form by little light guide structure dense arrangement, and little light guide structure can adopt the microstructure (for example lenticule, v-notch) of dense arrangement or the site of dense arrangement, and the little light guide structure that wherein forms pattern 3221 is in order to influence the incident angle of local light in the LGP 322; Destroy its total reflection path and let light refraction penetrate LGP 322, make top, little light guide structure position appear light and present luminous pattern 3221.In this preferred embodiment, light source 321 is that (Light Emitting Diode, LED), and pattern 3221 is the interactive element pattern of the operating system of function button pattern, QWERTY keyboard pattern or input media to a light emitting diode.For example say that its function button is the pattern of power key, the interactive element pattern of the operating system of input media is then for being shown in the application program pattern of computer desktop.
Next please consult Fig. 4 and Fig. 5 simultaneously; Fig. 4 has the structural representation that input media first preferred embodiment of luminous pattern is not unlocked in backlight module for the present invention, and Fig. 5 then has the structural representation that input media first preferred embodiment of luminous pattern is unlocked in backlight module for the present invention.Among Fig. 4, when the backlight module 32 of the input media with luminous pattern 3 was not opened, its light source 321 did not move and does not produce light beam, only had the faint light in the surrounding enviroment to get in the LGP 322 via input interface 31.Because the predetermined shading rate of input interface 31 is 75～80%; Therefore; The faint light that gets into input interface 31 has 75%～80% can be absorbed by a plurality of shading particles 34; All the other light of 20～25% then are incident to LGP 322, and all the other light of 20～25% arrive at the little light guide structure on LGP 322 upper surfaces 3222 when this, because the light of the different directions incident angle when being incident to little light guide structure is different; Have half the light can continue through refraction to advance toward the below of LGP 322 approximately, therefore only surplus about 10% light can be reflected and advance toward the direction of input interface 31.In the process that light is reflected, a plurality of shading particles 34 of input interface 31 absorb light once more, make that only surplus about 2% light appears input interface 31, and can't present pattern 3221, that is the user can not see pattern 3221.In addition, the black floor 33 that is positioned at backlight module 32 belows is in order to absorbing light beam and a black background is provided when backlight module 32 is not unlocked, and display pattern 3221 not.
Among Fig. 5, when backlight module 32 is activated and when opening light source 321, a large amount of light gets into LGP 322 from side.Wherein when pattern 3221 that light beam is formed through little light guide structure; Its light beam is destroyed toward upper surface 3222 directions of LGP 322 by little light guide structure because of the total reflection path and advances; When its light beam got into input interface 31, the shading particle 34 that nearly 75～80% light beam can be transfused in the interface 31 absorbed, and makes that about 20～25% light beam is able to penetrate LGP 322 and presents luminous pattern 3221; And its luminous pattern 3221 can the person of being used be seen, and is as shown in Figure 5.
What need special instruction is; Existing input media 1 backlight is in order to reach the demand that does not present pattern when backlight the unlatching; Must select the printing opacity black ink impressing pattern 17 of shading rate 98% for use; Just can make faint light in most of environment after getting into mylar film 19 by its black ink absorption, only keep 2% light by appearing in the mylar film 19, make the user can't perceive pattern 17 with naked eyes.Yet utilization factor backlight only has 2% unfavorable effect when using transmittance only 2% printing opacity black ink impressing pattern can cause light source to open, and therefore need adopt the light source of high brightness more and has increased electric power consumption and cost.
In this preferred embodiment, second substrate 312 of input interface 31 is to constitute with a plurality of shading particles of the even blending of clear plastic material 34 back ejection formations, and pattern 3221 is to form in the little light guide structure of upper surface 3222 dense arrangement of LGP 322.When backlight module 32 was not opened, the faint light in the environment got into and is reflected when leaving input interface 31, and the light quantity of faint light can be passed through input interface 31 respectively, and a plurality of shading particles 34 that are transfused to respectively in the interface 31 absorb once.More because the angle of light incident is different; Approximately only surplus half the light can appear input interface 31; After making that faint light in the environment has the input media 3 of luminous pattern in entering, the path that its light quantity is advanced along with light is absorbed layer by layer and is reflected, therefore; Use the input interface 31 of 80% shading rate can reach the demand that pattern 3221 was not opened and do not appear to backlight module 32; And the utilization factor backlight when promoting backlight module 32 simultaneously and opening reaches 20%, therefore can adopt lower-cost low-brightness light source, and the effect that reaches the power and energy saving and reduce cost.
In addition; Existing input media 2 backlight is printed on black out ink with screen painting the surface on another top layer; Its printing process needs after original copy plate-making, cleaning half tone, coating photosensitive emulsion, printing down, washing half tone manufacturing process such as edition video picture; Half tone placed on the top layer scrape the program of drying again at last.Wherein the residual degree of black out ink, scraper planeness, table top flatness, ink molecules state of cure etc. all the time regular meeting cause black out ink to print problem of non-uniform, and then produce the uneven problem of shading.Wherein screen painting is that the shading material is printed on object surfaces, is easy to take place the shading material in time or in the unfavorable phenomenon of transporting the process wearing and tearing.And the present invention had the input media 3 of luminous pattern before making input interface 31; Earlier with ejection formation again after clear plastic material and the even blending of a plurality of shading particles; Can significantly simplify processing procedure, reduction shading material chance pockety that input interface 31 combines with the shading material, and avoid because of colliding the abrasion that produce for a long time.
In this preferred embodiment, input interface 31 is the electric resistance touch-control sensor of light-permeable, and first substrate 311 adopts film, 312 employings of second substrate glass plate.In other preferred embodiment; Also can adopt first substrate is that the film and second substrate are that glass plate, first substrate are that the bilayer film and second substrate are that plastic plate or glass plate, first substrate are that plastic plate or glass plate and second substrate are the various permutation and combination of plastic plate or glass plate; Wherein only there are plastic plate or glass plate to form first substrate or second substrate through ejection formation again by after a plurality of shading particles with clear plastic material or the even blending special ratios of clear glass material.
Moreover the present invention more provides one second preferred embodiment.See also Fig. 6, it is the structure side view of backlight module with input media second preferred embodiment of luminous pattern.Input media 4 with luminous pattern comprises an input interface 41, a backlight module 42 and a black floor 43, and it from top to bottom is input interface 41, backlight module 42 and black floor 43 in regular turn.Input interface 41 comprises a substrate 411, a protective seam 412, one first nesa coating 413, one second nesa coating 414, one first insulation course 415, one second insulation course 416 and a plain conductor 417.First nesa coating 413 is arranged at the upper surface 4111 of substrate 411, and first insulation course 415 is arranged at the upper surface 4131 of first nesa coating 413, and in order to protecting first nesa coating 413, and protective seam 412 is arranged at the top of first insulation course 415.Second nesa coating 414 is arranged at the lower surface 4112 of substrate 411, and plain conductor 417 is connected in second nesa coating 414, and it is in order to the output signal, and second insulation course 416 is arranged at the below of plain conductor 417, in order to protect second nesa coating 414.In this preferred embodiment; Input interface 41 is the projected capacitive touch sensor of light-permeable; And substrate 411 and protective seam 412 are glass plate; And first nesa coating 413 and second nesa coating 414 are made with indium tin oxide, and first insulation course 415 and 416 of second insulation courses are made with silicon dioxide.
Among Fig. 6, backlight module 42 comprises a light source 421 and a LGP 422, and light source 421 is in order to producing light beam, and is positioned at a side of LGP 422.LGP 422 is advanced in order to lead beam; And LGP 422 has at least one pattern 4221; Be arranged on the lower surface 4222 of LGP 422, and the black floor 43 that is positioned at backlight module 42 belows is in order to, backlight module 42 to provide better shaded effect when not being unlocked.
This preferred embodiment is with the first preferred embodiment difference; The extra protective seam 412 that is provided with in substrate 411 tops of input interface 41; And protective seam 412 is by behind a plurality of shading particles 45 with the even blending special ratios of clear glass material; Form through ejection formation, so protective seam 412 has the effect of shading and protection, and its pattern 4221 is arranged on the lower surface 4222 of LGP 422 again.The effect that this preferred embodiment and first preferred embodiment are produced is roughly the same, only because of the two faint light incident in environment after the time order and function of little light guide structure and shading particle is slightly variant, so some elementary errors of both shaded effects is different.Remainder is then identical haply with first preferred embodiment, so no longer add explanation.
In this preferred embodiment, input interface 41 is the projected capacitive touch sensor of light-permeable, and substrate 411 and protective seam 412 all adopt glass plate.In other preferred embodiment, also can make that substrate is that plastic plate and protective seam are that plastic plate, substrate are that plastic plate and protective seam are that glass plate or substrate are that glass plate and protective seam are glass plate.Perhaps, input interface can adopt the electric resistance touch-control sensor of light-permeable, the surface capacitance type touch sensing of light-permeable or the internal capacitance formula touch sensing of light-permeable.
What need special instruction is that protective seam 412 is by behind a plurality of shading particles 45 with the even blending special ratios of clear glass material, forms through ejection formation, so protective seam 412 has the effect of shading and protection again.And in other preferred embodiment, also can form through ejection formation again behind a plurality of shading particles of substrate by the even blending special ratios of clear glass material, make substrate have the effect of shading and protection.
In addition, the present invention more provides one the 3rd preferred embodiment.See also Fig. 7, it is the structure side view of backlight module with input media the 3rd preferred embodiment of luminous pattern.Input media 5 with luminous pattern comprises an input interface 51, a backlight module 52, a protective seam 53 and a black ink layer 54, and it from top to bottom is protective seam 53, backlight module 52, black ink layer 54 and input interface 51 in regular turn.In this preferred embodiment, input interface 51 is lighttight printed circuit board (PCB) capacitance touching control sensor.
Among Fig. 7, backlight module 52 comprises a light source 521 and a LGP 522, and light source 521 is in order to producing light beam, and is positioned at a side of LGP 522.LGP 522 is advanced in order to lead beam; And LGP 522 has at least one pattern 5221; Be arranged on the upper surface 5222 of LGP 522; Black ink layer 54 is arranged on the upper surface of input interface 51, and in order to absorb light beam and when backlight module 52 is not unlocked, one black background to be provided and not present pattern 5221, wherein black ink layer 54 is technological and black ink evenly is printed on the upper surface of input interface 51 by ink printing.
This preferred embodiment is that with the second preferred embodiment difference backlight module 52 is to be arranged between input interface 51 and the protective seam 53, and its pattern 5221 is arranged on the upper surface 5222 of LGP 522.The effect that this preferred embodiment and second preferred embodiment are produced is roughly the same, only because of the two faint light incident in environment after the time order and function of little light guide structure and shading particle is slightly variant, so some elementary errors of both shaded effects is different.Remainder is then identical haply with second preferred embodiment, so repeat no more.
Can know according to above-mentioned each preferred embodiment; The input media that the present invention has luminous pattern is to improve to its mode that combines with the shading material and utilization factor backlight; That is; Substrate or protective seam by ejection formation behind clear plastic material or a plurality of shading particles of the even blending of clear glass material being formed input interface make input media have predetermined shading rate, thus; Not only simplify processing procedure that backlight module combines the shading material, reduce shading material chance pockety in the manufacturing process, and its shading material is difficult for being worn and torn because of collision quilt for a long time.Wherein form when having than input interface that hangs down predetermined shading rate or protective seam with the even blending of shading material; Go out design of patterns if arrange in pairs or groups again with little light guide structure dense arrangement on LGP; With utilization factor backlight significantly being promoted and not presenting the demand of pattern can take into account backlight the unlatching simultaneously the time; The input media that research back and discovery are processed with this kind mode with luminous pattern, its optimal shading rate is 75～80%, does not present the demand of pattern in the time of not only can reaching backlight the unlatching; And the utilization factor backlight that can make the present invention have the input media of luminous pattern reaches 20～25%, and its utilization factor backlight is ten times of existing input media.Therefore; The present invention is directed to mode that input media with luminous pattern combines with the shading material and utilization factor backlight and carry out improvement design and have the utilization factor backlight of lifting, reduce cost, simplify processing procedure, promote the shading homogeneity and avoid colliding for a long time advantage such as abrasion, promote its whole application in industry value.
The above is merely preferred embodiment of the present invention, is not in order to limiting claim scope of the present invention, and therefore all other do not break away from the equivalence of being accomplished under the disclosed spirit and change or modify, and all should be contained in the scope of the present invention.
Claims (14)
1. the input media with luminous pattern is characterized in that, comprising:
Input interface has a predetermined shading rate; And
Backlight module is arranged at the below of this input interface, and this backlight module comprises light source and LGP, and this LGP has at least one pattern, and this at least one pattern setting is on a upper surface or a lower surface of this LGP; Wherein the brightness of this LGP is lower than this predetermined shading rate and does not present this at least one pattern when this light source is not opened.
2. the input media with luminous pattern as claimed in claim 1; It is characterized in that this input interface comprises at least one substrate, and this substrate is doped a plurality of shading particles; Make this input interface have this predetermined shading rate, wherein should be scheduled to shading rate between 75%～80%.
3. the input media with luminous pattern as claimed in claim 2 is characterized in that, this at least one substrate is glass plate or plastic plate.
4. the input media with luminous pattern as claimed in claim 3 is characterized in that, this input interface is the electric resistance touch-control sensor of light-permeable.
5. the input media with luminous pattern as claimed in claim 2; It is characterized in that; This input interface also comprises protective seam, and this protective seam is positioned at the top of this at least one substrate, and this protective seam is doped a plurality of shading particles; Make this input interface have this predetermined shading rate, and should be scheduled to shading rate between 75%～80%.
6. the input media with luminous pattern as claimed in claim 5 is characterized in that, this protective seam is glass plate or plastic plate.
7. the input media with luminous pattern as claimed in claim 6 is characterized in that, this input interface is the surface capacitance type touch sensing of light-permeable, the internal capacitance formula touch sensing of light-permeable or the projected capacitive touch sensor of light-permeable.
8. the input media with luminous pattern as claimed in claim 1 is characterized in that, this at least one pattern is to form with little light guide structure dense arrangement, and this little light guide structure is a plurality of sites or the microstructure of dense arrangement.
9. the input media with luminous pattern as claimed in claim 1; It is characterized in that; Also comprise black floor; In order to absorbing a light beam and when this backlight module is not unlocked, a black background to be provided and not present this at least one pattern, and the pattern that this at least one pattern of this LGP is button pattern, keyboard pattern or interactive element.
10. the input media with luminous pattern is characterized in that, comprising:
Input interface;
Backlight module comprises light source and LGP, and this LGP has at least one pattern, and this at least one pattern setting is on a upper surface or a lower surface of this LGP; And
Protective seam is arranged at the top of this backlight module, and this protective seam has a predetermined shading rate; Wherein the brightness of this LGP is lower than this predetermined shading rate and does not present this at least one pattern when this light source is not opened.
11. the input media with luminous pattern as claimed in claim 10 is characterized in that, this protective seam is doped a plurality of shading particles, makes this input interface have this predetermined shading rate, and should be scheduled to shading rate between 75%～80%.
12. the input media with luminous pattern as claimed in claim 11 is characterized in that, this protective seam is glass plate or plastic plate.
13. the input media with luminous pattern as claimed in claim 10 is characterized in that this input interface is arranged at the below of this backlight module, and this input interface is lighttight printed circuit board (PCB) capacitance touching control sensor.
14. the input media with luminous pattern as claimed in claim 10; It is characterized in that; Also comprise black ink layer; This black ink layer is arranged on the upper surface of this input interface, in order to absorbing a light beam and when this backlight module is not unlocked, a black background to be provided and not present this at least one pattern, and the pattern that this at least one pattern is button pattern, keyboard pattern or interactive element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101638961A CN102830828A (en) | 2011-06-17 | 2011-06-17 | Input device with luminous pattern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101638961A CN102830828A (en) | 2011-06-17 | 2011-06-17 | Input device with luminous pattern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102830828A true CN102830828A (en) | 2012-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011101638961A Pending CN102830828A (en) | 2011-06-17 | 2011-06-17 | Input device with luminous pattern |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103309542A (en) * | 2013-07-04 | 2013-09-18 | 苏州向隆塑胶有限公司 | Multifunctional input equipment |
| CN104951115A (en) * | 2014-03-28 | 2015-09-30 | 宇龙计算机通信科技(深圳)有限公司 | Touch module and electronic device |
| CN111653447A (en) * | 2019-06-18 | 2020-09-11 | 光宝电子(广州)有限公司 | Circuit structure, backlight module using same and light-emitting key device |
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| JP4149257B2 (en) * | 2002-12-27 | 2008-09-10 | シャープ株式会社 | Liquid crystal display |
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| US7268770B1 (en) * | 1998-01-09 | 2007-09-11 | Nissha Printing Co., Ltd. | Liquid crystal display of touch input type, and method of manufacture |
| US20020145594A1 (en) * | 2001-04-10 | 2002-10-10 | Derocher Michael D. | Illuminated touch pad |
| JP4149257B2 (en) * | 2002-12-27 | 2008-09-10 | シャープ株式会社 | Liquid crystal display |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103309542A (en) * | 2013-07-04 | 2013-09-18 | 苏州向隆塑胶有限公司 | Multifunctional input equipment |
| CN104951115A (en) * | 2014-03-28 | 2015-09-30 | 宇龙计算机通信科技(深圳)有限公司 | Touch module and electronic device |
| CN111653447A (en) * | 2019-06-18 | 2020-09-11 | 光宝电子(广州)有限公司 | Circuit structure, backlight module using same and light-emitting key device |
| CN111653447B (en) * | 2019-06-18 | 2023-02-17 | 光宝电子(广州)有限公司 | Circuit structure, backlight module using same and light-emitting key device |
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