CN201112174Y - Light guiding key structure with side direction light guiding function - Google Patents
Light guiding key structure with side direction light guiding function Download PDFInfo
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- CN201112174Y CN201112174Y CNU2007201278452U CN200720127845U CN201112174Y CN 201112174 Y CN201112174 Y CN 201112174Y CN U2007201278452 U CNU2007201278452 U CN U2007201278452U CN 200720127845 U CN200720127845 U CN 200720127845U CN 201112174 Y CN201112174 Y CN 201112174Y
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- light
- key
- light guide
- side direction
- guide plate
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Abstract
The utility model relates to a light-guiding key structure with a lateral light-guiding function and comprises at least one key module, a light-guiding element and at least one light-emitting element, wherein, the key module is a key body or a key display, the light-guiding element is arranged over the key module and the light-emitting element is arranged at one side of the light-guiding element. By adopting the structure, when the light-emitting element emits a light source to the light-guiding element, the light source is introduced by the light-guiding element to the key module to light up the image on the key module for viewers.
Description
Technical field
The utility model relates to a kind of light guide key structure (light-guiding key structure), refers to a kind of light guide key structure with side direction light-guiding function (lateral light-guiding function) especially.
Background technology
Along with the arrival in Information technology epoch, to add under the progress of communication network technology, mobile phone (or being called mobile phone) has become one of present modal communication tool.The mobile phone product is gently little, easy to carry, multiple functional with its volume, and price cheap day by day down, be subjected to liking of more and more consumers.Ordinary consumer is being chosen on the mobile phone, big city with the function of mobile phone and profile as consideration, and, release the mobile phone multiple functional, that profile is novel on the market also in response to consumer's trend.
Existing mobile phone key module is shinny for the font that can make the top, light-emitting diode (Light Emitting Diode is placed in general zone that all need be luminous below key-press module, LED) to produce light source, utilize the material behavior of the rubber (Rubber) of key-press module itself again, make the direct of travel of light scatter change light and make the printing opacity font of top shinny.
Yet, the employed rubber of present situation, because the relation of material behavior, its light transmittance is lower, so the loss of light source in rubber is very big, and makes light source can't be delivered to zone far away.Moreover near the font that will illuminate key-press module, generally just must use 6～8 light-emitting diodes is used as light source.
The known material that employing high light penetrance is also arranged so that the loss of light source is less, yet also need adopt 4 light-emitting diodes just enough.Therefore, above-mentioned known mode, the transmission efficiency of its light and uniformity are neither good.
Therefore, as from the foregoing, above-mentioned known key-press module in practical application, obviously has inconvenience and exists with problem, and can wait to be improved.
So, the part improved of the above-mentioned defective of the utility model designer thoughts, and according to the correlation experience of being engaged in for many years in this respect, the concentrated observation and research, and cooperate the utilization of scientific principle, and propose a kind of reasonable in design and effectively improve the technical solutions of the utility model of above-mentioned defective.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of light guide key structure (light-guiding keystructure) with side direction light-guiding function (lateral light-guiding function).The utility model designs optical material or light guide structure in button (key) or button screen (key display) top, and can allow the button of non-light transmittance (opaque) or button screen have light source effect.Therefore, the purpose of this utility model is: utilize leaded light material or light guide structure, the light source of button is converted to the button side by known button below, and utilize background/captions of high contrast to show, to reach the effect that makes things convenient for the user to watch.
In order to solve the problems of the technologies described above, according to wherein a kind of scheme of the present utility model, a kind of light guide key structure (light-guiding key structure) with side direction light-guiding function (lateral light-guiding function) is provided, and it comprises: at least one key-press module (key module), a light-guide device (light-guiding element), and at least one light-emitting component (light-emittingelement).
Wherein, this at least one key-press module can be a key body (key body) or a button screen (key display).This light-guide device is arranged at the top of this at least one key-press module.This at least one light-emitting component is arranged at a side of this light-guide device.Whereby, when this at least one light-emitting component throwed a light source to this light-guide device, this light source was directed on this at least one key-press module by this light-guide device, illuminating the image (image) on this at least one key-press module, and provided the user to watch.
Moreover this light-guide device can be selected following execution mode according to actual needs:
One, this light-guide device is a complete light guide plate (light-guiding board).
Two, this light-guide device comprises: a light guide plate with one first refractive index (first refractive index), a plurality of micro groove (micro concavegroove) that forms in the surface of this light conductor, and a plurality of little light conductors (micro light-guidingbody) of inserting respectively in these micro grooves, and each little light conductor have one with first refractive index, second refractive index (second refractive index) inequality of this light guide plate.
Three, this light-guide device comprises: a light guide plate, a plurality of micro groove (micro concave groove) that forms in the surface of this light conductor, and the protective clear layer (transparent protective layer) of surface to cover these micro grooves that is formed in this light guide plate.
Four, this light-guide device comprises: a light guide plate (light-guiding board), an and polarization spectro module (PBS module) that is arranged in this light guide plate.Wherein, this polarization spectro module is made up of a plurality of polarization splitting prisms or polarization spectro plate (Polarizing Beam Splitter).In addition, these polarization splitting prisms or polarization spectro plate obliquely (slantwise) towards this at least one light-emitting component and this at least one key-press module so that the S utmost point (S-polarization) light beam of the light source that this at least one light-emitting component projected or the P utmost point (P-polarization) light beam through these polarization splitting prisms or polarization spectro plate to reflex to this at least one key-press module.
In addition, light guide key structure of the present utility model (light-guiding key structure) further comprises: one is arranged at this at least one light-emitting component side or coats the photoconductive material (light-transmitting material) of this at least one light-emitting component, and the light source that this photoconductive material will this at least one light-emitting component produces is by conducting to this light-guide device from different orientation.
Therefore, the utility model is by the design of " optical material or light guide structure are arranged at button (key) or button screen (key display) top ", can utilize less light source and produces the light guide key structure of high brightness and high uniformity.So, the utlity model has following advantage:
1, because the utility model is " point-source of light converts area source to ", thus the light source of high brightness can be produced with less light source, and then improve light source usefulness.
2, the use amount that can reduce light-emitting diode owing to the utility model reduces the loss of power supply, and then reduces charging times, and increases battery life.
3, because the utility model can adopt capacitance key (capacitance key module) or display type button (Keypad display), so light guide key structure of the present utility model has pressing function.
4, separate the light source problem of light-penetration key by no means or non-light-penetration key screen.
5, because the utility model is converted to " button side " with light source from " button below ", therefore reduced whole module height.
In order further to understand the utility model is to reach technology, means and the effect that predetermined purpose is taked, see also following about detailed description of the present utility model and accompanying drawing, believe the purpose of this utility model, feature and characteristics, go deep into and concrete understanding when getting one thus, yet appended accompanying drawing only provides reference and explanation usefulness, is not to be used for the utility model is limited.
Description of drawings
Fig. 1 is the generalized section of first embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (lateral light-guidingfunction);
Fig. 2 is the generalized section of second embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (lateral light-guidingfunction);
Fig. 3 is the generalized section of the 3rd embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (lateral light-guidingfunction);
Fig. 4 is the generalized section of the 4th embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (lateral light-guidingfunction);
Fig. 5 is the generalized section of the 5th embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (lateral light-guidingfunction);
Fig. 6 is the generalized section of the 6th embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (lateral light-guidingfunction);
Fig. 7 is the generalized section of the 7th embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (lateral light-guidingfunction);
Fig. 8 is the generalized section of the 8th embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (lateral light-guidingfunction);
The light source that Fig. 9 is used for for first kind this at least one light-emitting component is produced for the utility model is by the photoconductive material (light-transmittingmaterial) that conducts to this light-guide device from different orientation; And
The light source that Figure 10 is used for for second kind this at least one light-emitting component is produced for the utility model is by the photoconductive material (light-transmittingmaterial) that conducts to this light-guide device from different orientation.
[main element description of reference numerals]
Key-press module 1
Light-guide device 2 light guide plate 20
Light-guide device 2a light guide plate 20a
Little light conductor 22a
Light-guide device 2b light guide plate 20b
Light-guide device 2c light guide plate 20c
Light-guide device 2d light guide plate 20d
Micro groove 21d
Protective clear layer 22d
Light-guide device 2e light guide plate 20e
Protective clear layer 22e
Light-guide device 2f light guide plate 20f
Protective clear layer 22f
Light-guide device 2 ' light guide plate 20 '
Polarization spectro module 21 '
Polarization splitting prism 210 '
Light-emitting component 3
Light-emitting component 3 '
Light-emitting component 3 "
Photoconductive material 4 '
Light source S1, S2, S3, S4, S5
Light source S6, S7, S8, S9, S10
Embodiment
See also shown in Figure 1ly, it is the generalized section of first embodiment of the light guide key structure (light-guiding keystructure) that the utlity model has side direction light-guiding function (laterallight-guiding function).By among the figure as can be known, a kind of light guide key structure (light-guiding key structure) with side direction light-guiding function (lateral light-guiding function) that the utility model first embodiment is provided, it comprises: at least one key-press module (keymodule) 1, a light-guide device (light-guiding element) 2, and at least one light-emitting component (light-emitting element) 3.
Wherein, this at least one key-press module 1 is the key-press module of a non-light transmittance (opaque), and this at least one key-press module 1 can be a key body (key body) or a button screen (keydisplay).Moreover this light-guide device 2 is close proximity to the upper surface of this at least one key-press module 1, and this light-guide device 2 is a light guide plate (light-guiding board) 20.In addition, this at least one light-emitting component 3 is arranged at a side of this light-guide device 2.This at least one light-emitting component 3 is formed by a light-emitting diode (LED) or by a plurality of light-emitting diodes (LEDs).
Whereby, when this at least one light-emitting component 3 throws a light source S1 to this light-guide device 2, this light source S1 is directed on this at least one key-press module 1 by this light-guide device 2, illuminating image (image) on this at least one key-press module 1 (figure does not show), and provides the user to watch.That is, see through this at least one light-emitting component 3 the side direction light source is provided, and see through the light guide effect of this light-guide device 2, and then illuminate background (background) or captions (caption) on this at least one key-press module 1, to provide the user to watch, wherein this background or captions can be pattern, symbol, literal or numeral arbitrarily.
See also shown in Figure 2ly, it is the generalized section of second embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (laterallight-guiding function).By among the figure as can be known, a kind of light guide key structure (light-guiding key structure) with side direction light-guiding function (lateral light-guiding function) that the utility model second embodiment is provided, it comprises: at least one key-press module (keymodule) 1, a light-guide device (light-guiding element) 2a, and at least one light-emitting component (light-emitting element) 3.
The utility model second embodiment is with first the different of embodiment maximum: this light-guide device 2a comprises: one has light guide plate (light-guiding board) 20a of one first refractive index (first refractive index), a plurality of micro groove (micro concave groove) 21a that form in the upper surface (topsurface) of this light guide plate, and a plurality of little light conductor (micro light-guiding body) 22a that insert respectively in these micro grooves 21a, and each little light conductor 22a have one with first refractive index, second refractive index (second refractive index) inequality of this light guide plate 20a.
Whereby, when this at least one light-emitting component 3 throws a light source S 2 to this light-guide device 2a, this light source S 2 is directed on this at least one key-press module 1 by this light-guide device 2a (that is cooperation of this light guide plate 20a and these little light conductor 22a), illuminating image (image) on this at least one key-press module 1 (figure does not show), and provide the user to watch.
See also shown in Figure 3ly, it is the generalized section of the 3rd embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (laterallight-guiding function).By among the figure as can be known, a kind of light guide key structure (light-guiding key structure) with side direction light-guiding function (lateral light-guiding function) that the utility model the 3rd embodiment is provided, it comprises: at least one key-press module (keymodule) 1, a light-guide device (light-guiding element) 2b, and at least one light-emitting component (light-emitting element) 3.
The utility model the 3rd embodiment is with first the different of embodiment maximum: this light-guide device 2b comprises: one has light guide plate (light-guiding board) 20b of one first refractive index (first refractive index), a plurality of micro groove (micro concave groove) 21b that form in the lower surface (bottom surface) of this light guide plate 20b, and a plurality of little light conductor (micro light-guiding body) 22b that insert respectively in these micro grooves 21b, and each little light conductor 22b have one with first refractive index, second refractive index (second refractive index) inequality of this light guide plate 20b.
Whereby, when this at least one light-emitting component 3 throws a light source S3 to this light-guide device 2b, this light source S3 is directed on this at least one key-press module 1 by this light-guide device 2b (that is cooperation of this light guide plate 20b and these little light conductor 22b), illuminating image (image) on this at least one key-press module 1 (figure does not show), and provide the user to watch.
See also shown in Figure 4ly, it is the generalized section of the 4th embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (laterallight-guiding function).By among the figure as can be known, a kind of light guide key structure (light-guiding key structure) with side direction light-guiding function (lateral light-guiding function) that the utility model the 4th embodiment is provided, it comprises: at least one key-press module (keymodule) 1, a light-guide device (light-guiding element) 2c, and at least one light-emitting component (light-emitting element) 3.
The utility model the 4th embodiment is with first the different of embodiment maximum: this light-guide device 2c comprises: one has light guide plate (light-guiding board) 20c of one first refractive index (first refractive index), the a plurality of upper surface (topsurface) in this light guide plate and micro groove (microconcave groove) 21c of lower surface (bottom surface) of being formed separately, and a plurality of little light conductor (microlight-guiding body) 22c that insert respectively in these micro grooves 21c, and each little light conductor 22c have one with first refractive index, second refractive index (second refractiveindex) inequality of this light guide plate 20c.
Whereby, when this at least one light-emitting component 3 throws a light source S4 to this light-guide device 2c, this light source S 4 is directed on this at least one key-press module 1 by this light-guide device 2c (that is cooperation of this light guide plate 20c and these little light conductor 22c), illuminating image (image) on this at least one key-press module 1 (figure does not show), and provide the user to watch.
See also shown in Figure 5ly, it is the generalized section of the 5th embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (laterallight-guiding function).By among the figure as can be known, a kind of light guide key structure (light-guiding key structure) with side direction light-guiding function (lateral light-guiding function) that the utility model the 5th embodiment is provided, it comprises: at least one key-press module (keymodule) 1, a light-guide device (light-guiding element) 2d, and at least one light-emitting component (light-emitting element) 3.
Wherein, this light-guide device 2d comprises: a light guide plate (light-guiding board) 20d, a plurality of micro groove (micro concave groove) 21d that forms in the upper surface (top surface) of this light guide plate 20d, and protective clear layer (the transparent protective layer) 22d of upper surface to cover these micro grooves 21d who is formed in this light guide plate 20d.Therefore, the utility model the 5th embodiment is with second the different of embodiment maximum: there is no in these micro grooves 21d and fill any material, and change to utilize this protective clear layer 22d to cover these micro grooves 21d.
Whereby, when this at least one light-emitting component 3 throws a light source S5 to this light-guide device 2d, this light source S5 is directed on this at least one key-press module 1 by this light-guide device 2d (that is cooperation of this light guide plate 20d and these micro grooves 21d), illuminating image (image) on this at least one key-press module 1 (figure does not show), and provide the user to watch.
See also shown in Figure 6ly, it is the generalized section of the 6th embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (laterallight-guiding function).By among the figure as can be known, a kind of light guide key structure (light-guiding key structure) with side direction light-guiding function (lateral light-guidingfunction) that the utility model the 6th embodiment is provided, it comprises: at least one key-press module (keymodule) 1, a light-guide device (light-guiding element) 2e, and at least one light-emitting component (light-emitting element) 3.
Wherein, this light-guide device 2e comprises: a light guide plate (light-guiding board) 20e, a plurality of micro groove (micro concave groove) 21e that forms in the lower surface (bottom surface) of this light guide plate 20e, and protective clear layer (transparent protectivelayer) 22e of lower surface to cover these micro grooves 21e who is formed in this light guide plate 20e.Therefore, the utility model the 6th embodiment is with the 3rd the different of embodiment maximum: there is no in these micro grooves 21e and fill any material, and change to utilize this protective clear layer 22e to cover these micro grooves 21e.
Whereby, when this at least one light-emitting component 3 throws a light source S 6 to this light-guide device 2e, this light source S6 is directed on this at least one key-press module 1 by this light-guide device 2e (that is cooperation of this light guide plate 20e and these micro grooves 21e), illuminating image (image) on this at least one key-press module 1 (figure does not show), and provide the user to watch.
See also shown in Figure 7ly, it is the generalized section of the 7th embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (laterallight-guiding function).By among the figure as can be known, a kind of light guide key structure (light-guiding key structure) with side direction light-guiding function (lateral light-guiding function) that the utility model the 7th embodiment is provided, it comprises: at least one key-press module (keymodule) 1, a light-guide device (light-guiding element) 2f, and at least one light-emitting component (light-emitting element) 3.
Wherein, this light-guide device 2f comprises: a light guide plate (light-guidingboard) 20f, a plurality of micro groove (micro concave groove) 21f that is formed separately upper surface (top surface) in this light guide plate 20f and lower surface (bottom surface), and two-layer upper surface and protective clear layer (the transparent protective layer) 22f of lower surface to cover these micro grooves 21f that is formed in this light guide plate 20f respectively.Therefore, the utility model the 7th embodiment is with the 4th the different of embodiment maximum: there is no in these micro grooves 21f and fill any material, and change to utilize this protective clear layer 22f to cover these micro grooves 21f.
Whereby, when this at least one light-emitting component 3 throws a light source S 7 to this light-guide device 2f, this light source S 7 is directed on this at least one key-press module 1 by this light-guide device 2f (that is cooperation of this light guide plate 20f and these micro grooves 21f), illuminating image (image) on this at least one key-press module 1 (figure does not show), and provide the user to watch.
By above-mentioned second embodiment to the, seven embodiment as can be known, by different refractivity (refractiveindex) and the little light conductor or the control of micro groove angle of " light guide plate and little light conductor are between the two " or " light guide plate and micro groove (air) are between the two ", to improve the refraction or the reflection efficiency of light.Moreover; because " these little light conductors (22a, 22b, 22c) are inserted respectively in these micro grooves (21a, 21b, 21c) " reaches " these protective clear layers (22d, 22e, 22f) cover these micro grooves (21d, 21e, 21f) upper end respectively ", so can't clog other external pollution material (the hand dirt that for example user produced) in these micro grooves (21a, 21b, 21c, 21d, 21e, 21f).
See also shown in Figure 8ly, it is the generalized section of the 8th embodiment of the light guide key structure (light-guiding key structure) that the utlity model has side direction light-guiding function (laterallight-guiding function).By among the figure as can be known, a kind of light guide key structure (light-guiding key structure) that the utility model the 8th embodiment is provided with side direction light-guiding function (lateral light-guiding function), it comprises: at least one key-press module (keymodule) 1 a, light-guide device (light-guiding element) 2 ', and at least one light-emitting component (light-emitting element) 3.
Wherein, this light-guide device 2 ' comprising: a light guide plate (light-guidingboard) 20 ', an and polarization spectro module (PBS module) 21 that is arranged at this light guide plate 20 ' interior '.In addition, a polarization splitting prism of this polarization spectro module 21 ' can be or polarization spectro plate (Polarizing Beam Splitter) 210 ' or form by a plurality of polarization splitting prisms or polarization spectro plate (Polarizing Beam Splitter) 210 ' institute.Moreover, these polarization splitting prisms or polarization spectro plate 210 ' obliquely (slantwise) be towards this at least one light-emitting component 3 and this at least one key-press module 1, so that the S utmost point (S-polarization) light beam of the light source S 8 that this at least one light-emitting component 3 is projected or the P utmost point (P-polarization) light beam are through these polarization splitting prisms or polarization spectro plate 210 ' to reflex on this at least one key-press module 1.
Whereby, when this at least one light-emitting component 3 this light source of projection S8 to 2 ' time of this light-guide device, this light source S 8 is directed on this at least one key-press module 1 by this light-guide device 2 ' (that is this light guide plate 20 ' and this polarization spectro module 21 ' cooperation), illuminating image (image) on this at least one key-press module 1 (figure does not show), and provide the user to watch.
In addition, among above-mentioned all embodiment, this at least one key-press module also can be a capacitance key module (capacitance key module) or a display type button (Keypad display), to provide pressure by function (can see through this light-guide device presses by this at least one key-press module).And, according to different design requirements, this at least one key-press module can be a plurality of key bodies that are separated from each other (key body) or a plurality of button screen that is separated from each other (key display), and this light-guide device also can a preset distance separated from one another with this at least one key-press module in addition.
See also shown in Figure 9ly, its light source that is used for for first kind this at least one light-emitting component is produced for the utility model is by the photoconductive material (light-transmitting material) that conducts to this light-guide device from different orientation.By among the figure as can be known, light guide key structure of the present utility model (light-guiding key structure) further comprises: one is arranged at photoconductive material 4 ' (the light-transmitting material) of at least one light-emitting component a 3 ' side,
And the light source S9 of this photoconductive material 4 ' will this at least one light-emitting component 3 ' produced is by conducting to this light-guide device from different orientation, and wherein this light-guide device can be the light-guide device that above-mentioned difference is executed example.See also shown in Figure 10ly, its light source that is used for for first kind this at least one light-emitting component is produced for the utility model is by the photoconductive material (light-transmitting material) that conducts to this light-guide device from different orientation.By among the figure as can be known, light guide key structure of the present utility model (light-guiding key structure) further comprises: one coats this at least one light-emitting component 3 " photoconductive material 4 " (light-transmitting material), and the light source S 10 that this photoconductive material 4 " will this at least one light-emitting component 3 " is produced is by conducting to this light-guide device from different orientation, and wherein this light-guide device can be the light-guide device that above-mentioned difference is executed example.
In sum, the utility model is by the design of " optical material or light guide structure are arranged at button (key) or button screen (key display) top ", can utilize less light source and produces the light guide key structure of high brightness and high uniformity.So, the utlity model has following advantage:
1, because the utility model is " point-source of light converts area source to ", thus the light source of high brightness can be produced with less light source, and then improve light source usefulness.
2, the use amount that can reduce light-emitting diode owing to the utility model reduces the loss of power supply, and then reduces charging times, and increases battery life.
3, because the utility model can adopt capacitance key (capacitance key module) and display type button (Keypad display), so light guide key structure of the present utility model has pressing function.
4, separate the light source problem of light-penetration key by no means or non-light-penetration key screen.
5, because the utility model is converted to " button side " with light source from " button below ", therefore reduced whole module height.
But; the above; only be the detailed description and the accompanying drawing of a specific embodiment of the utility model the best; but feature of the present utility model is not limited thereto; be not in order to restriction the utility model; all scopes of the present utility model should be as the criterion with claims; all embodiment that accords with the spirit variation similar of the utility model claims scope with it; all should be contained in the protection range of the present utility model; any those skilled in the art in field of the present utility model, can think easily and variation or modify all can be encompassed within the application's the protection range.
Claims (18)
1. the light guide key structure with side direction light-guiding function is characterized in that, comprising:
At least one key-press module;
One light-guide device, it is arranged at the top of this at least one key-press module; And
At least one light-emitting component, it is arranged at a side of this light-guide device;
Whereby, when this at least one light-emitting component throwed a light source to this light-guide device, this light source was directed on this at least one key-press module by this light-guide device, illuminating the image on this at least one key-press module, and provided the user to watch.
2. the light guide key structure with side direction light-guiding function according to claim 1 is characterized in that: this at least one key-press module is the key-press module of a non-light transmittance.
3. the light guide key structure with side direction light-guiding function according to claim 1 is characterized in that: this at least one key-press module is a capacitance key module or a display type button.
4. the light guide key structure with side direction light-guiding function according to claim 1 is characterized in that: this at least one key-press module is a plurality of key bodies.
5. according to the light guide key structure with side direction light-guiding function of claim 1, it is characterized in that: this at least one key-press module is a plurality of button screens.
6. the light guide key structure with side direction light-guiding function according to claim 1, it is characterized in that: this light-guide device is close proximity to the upper surface of this at least one key-press module.
7. the light guide key structure with side direction light-guiding function according to claim 1 is characterized in that: this light-guide device and this at least one key-press module preset distance separated from one another.
8. the light guide key structure with side direction light-guiding function according to claim 1, it is characterized in that, further comprise: one is arranged at this at least one light-emitting component side or coats the photoconductive material of this at least one light-emitting component, and this photoconductive material will this at least one light-emitting component produces light source by conducting to this light-guide device from different orientation, wherein this at least one light-emitting component is formed by a light-emitting diode or by a plurality of light-emitting diodes.
9. the light guide key structure with side direction light-guiding function according to claim 1 is characterized in that: this light-guide device is a light guide plate.
10. the light guide key structure with side direction light-guiding function according to claim 1, it is characterized in that: this light-guide device comprises: a light guide plate with one first refractive index, a plurality of micro groove that forms in the upper surface of this light guide plate, and a plurality of little light conductors of inserting respectively in these micro grooves, and each little light conductor have one with first refractive index, second refractive index inequality of this light guide plate.
11. the light guide key structure with side direction light-guiding function according to claim 1, it is characterized in that: this light-guide device comprises: a light guide plate with one first refractive index, a plurality of micro groove that forms in the lower surface of this light guide plate, and a plurality of little light conductors of inserting respectively in these micro grooves, and each little light conductor have one with first refractive index, second refractive index inequality of this light guide plate.
12. the light guide key structure with side direction light-guiding function according to claim 1, it is characterized in that: this light-guide device comprises: a light guide plate with one first refractive index, a plurality ofly be formed separately micro groove in the upper surface of this light guide plate and lower surface, and a plurality of little light conductors of inserting respectively in these micro grooves, and each little light conductor have one with first refractive index, second refractive index inequality of this light guide plate.
13. the light guide key structure with side direction light-guiding function according to claim 1, it is characterized in that: this light-guide device comprises: a light guide plate, a plurality of micro groove that forms in the upper surface of this light guide plate, and one be formed in the upper surface of this light guide plate to cover the protective clear layer of these micro grooves.
14. the light guide key structure with side direction light-guiding function according to claim 1, it is characterized in that: this light-guide device comprises: a light guide plate, a plurality of micro groove that forms in the lower surface of this light guide plate, and one be formed in the lower surface of this light guide plate to cover the protective clear layer of these micro grooves.
15. the light guide key structure with side direction light-guiding function according to claim 1, it is characterized in that: this light-guide device comprises: a light guide plate, a plurality of be formed separately micro groove in the upper surface of this light guide plate and lower surface, and the two-layer upper surface that is formed in this light guide plate respectively and lower surface to cover the protective clear layer of these micro grooves.
16. the light guide key structure with side direction light-guiding function according to claim 1, it is characterized in that: this light-guide device comprises: a light guide plate, an and polarization spectro module that is arranged in this light guide plate.
17. the light guide key structure with side direction light-guiding function according to claim 16 is characterized in that: this polarization spectro module is made up of a plurality of polarization splitting prisms or polarization spectro plate.
18. the light guide key structure with side direction light-guiding function according to claim 17, it is characterized in that: these polarization splitting prisms or polarization spectro plate sloping floor be to this at least one light-emitting component and this at least one key-press module so that the S utmost point light beam of the light source that this at least one light-emitting component projected or P utmost point light beam through these polarization splitting prisms or polarization spectro plate to reflex on this at least one key-press module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201278452U CN201112174Y (en) | 2007-07-25 | 2007-07-25 | Light guiding key structure with side direction light guiding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201278452U CN201112174Y (en) | 2007-07-25 | 2007-07-25 | Light guiding key structure with side direction light guiding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201112174Y true CN201112174Y (en) | 2008-09-10 |
Family
ID=39963918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201278452U Expired - Lifetime CN201112174Y (en) | 2007-07-25 | 2007-07-25 | Light guiding key structure with side direction light guiding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201112174Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013143163A1 (en) * | 2012-03-29 | 2013-10-03 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
-
2007
- 2007-07-25 CN CNU2007201278452U patent/CN201112174Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013143163A1 (en) * | 2012-03-29 | 2013-10-03 | 深圳市华星光电技术有限公司 | Backlight module and liquid crystal display device |
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