CN1453600A - Light-emitting member, its manufacture and light-emitting keyboard with the member - Google Patents
Light-emitting member, its manufacture and light-emitting keyboard with the member Download PDFInfo
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- CN1453600A CN1453600A CN 02118404 CN02118404A CN1453600A CN 1453600 A CN1453600 A CN 1453600A CN 02118404 CN02118404 CN 02118404 CN 02118404 A CN02118404 A CN 02118404A CN 1453600 A CN1453600 A CN 1453600A
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- base plate
- light guide
- guide base
- light
- optical fiber
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Abstract
The light-emitting member includes one light source, one light guiding base plate, one reflecting layer and several optical fibers. The reflecting layer one reflecting film formed on the light guiding base plate through sputtering or adhering, and each of the optical fibers has one end adhered to the light source and the other end connected to one side of the light guiding base plate. The light source is one LED, the light guiding base plate is manufactured via jetting to form and the optical fibers are embedded into the light guiding base plate.
Description
Invention field
The illuminated keyboard that the present invention relates to a kind of illuminated component and manufacture method thereof and utilize this member particularly relates to a kind of illuminated component that makes its manufacture process simplify and reduce cost.
Background technology
Illuminated component can be used in aspects such as demonstration, decoration, illumination, and progress along with science and technology, illuminated component miscellaneous is suggested, except the luminescence efficiency of how to promote illuminated component, how to make the target that its manufacture process is simplified and the research staff especially of reducing cost makes great efforts.
In research of the present invention, be to improve by a light guide plate and the illuminated component that a plurality of light source constituted that is arranged at the light guide plate periphery at a kind of.With reference to the 1st figure, the 1st figure is the synoptic diagram of existing illuminated component.In the past, this type of illuminated component 10 comprises a light guide plate 11 and a plurality of light source 12, and light source 12 is the periphery that is arranged at light guide plate 11 respectively.
Generally speaking, present electronic product such as keyboard, existing more and more toward the trend of compact development, the assembly that therefore is used in these electronic products promptly is particular about compact characteristic very much.When illuminated component 10 is applied in this electronic product, be badly in need of reaching these characteristics, also light guide plate can be tried one's best thin typeization to reach above-mentioned requirements.Yet light source all has certain thickness usually, when light source is configured in thin type light guide plate periphery, can cause the light losing that feeds in the light guide plate, makes the light source of illuminated component to utilize fully.
Summary of the invention
In view of this, the objective of the invention is the illuminated keyboard a kind of illuminated component and manufacture method thereof to be provided and to utilize this member in order to address the above problem, it can make manufacture process simplify and reduce cost.
For reaching above-mentioned purpose, the invention provides a kind of manufacture method of illuminated component, its step comprises: a light guide base plate is provided, many optical fiber are provided again, make an end of these optical fiber connect a side of this light guide base plate in the mode that is arranged in parallel; One light source is provided, makes the other end bunchy of these optical fiber and connect this light source.
The present invention provides a kind of illuminated component in addition, and this illuminated component comprises: a light source, a light guide base plate, a reflection horizon and many optical fiber.One end of optical fiber is to be connected on the side of light guide base plate in the mode that is arranged in parallel, and the other end is bunchy and be connected in this light source then.This light source is a light emitting diode (LED) in a preferred embodiment, and this light guide base plate is with the injection molding manufacturing, and optical fiber is embedded in the light guide base plate.This light guide base plate more comprises a reflection horizon, and this reflection horizon is to be arranged at one first of this light guide base plate in the mode of sputter or printing.
The present invention provides a kind of illuminated keyboard in addition, comprising: a keypad portion and an illuminated component, this keypad portion have a base plate and at least one button, and wherein this button is to be arranged on this base plate in the mode that this base plate relatively moves up and down.Illuminated component then is arranged under the keypad portion, and it comprises: a light source, a light guide base plate and many optical fiber.One end of optical fiber is to be connected on the side of light guide base plate in the mode that is arranged in parallel, and the other end of optical fiber then bunchy is connected in this light source.
For above and other objects of the present invention, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and cooperate appended diagram, be described in detail below:
The simple declaration of accompanying drawing
Figure 1A is the top view of existing illuminated component;
Figure 1B is the side view of existing illuminated component;
Fig. 2 is the process flow diagram of the manufacture method of illuminated component of the present invention;
Fig. 3 A is the synoptic diagram of illuminated component of the present invention;
Fig. 3 B is the synoptic diagram of the illuminated component of another embodiment of the present invention;
Fig. 3 C is the partial section view of illuminated component of the present invention;
Fig. 3 D is the partial section view of the illuminated component of another embodiment of the present invention;
Fig. 4 A is the synoptic diagram that utilizes the illuminated keyboard of illuminated component of the present invention; And
Fig. 4 B is the sectional view that utilizes the illuminated keyboard of illuminated component of the present invention.
The symbol description of accompanying drawing:
10~illuminated component
11~substrate
12~light source
20~illuminated component
21~light guide base plate
22~reflection horizon
23,23a, 23b, 23c~light source
24,24a, 24b, 24c~fibre bundle
241~optical fiber
2411~fiber optic core
2412~coating layer
26~light
30~illuminated keyboard
31~keypad portion
311a~plastic sheeting
311~elastic parts
312~base plate
3121~fixed sturcture
3122~the first through holes
313~film circuit board
314~keycap
315~scissor structure
316~wall
Detailed description of the preferred embodiment
Please refer to Fig. 2, Fig. 2 is the process flow diagram of the manufacture method of illuminated component of the present invention.At first, provide a light guide base plate (S21), wherein light guide base plate has the positive and side that is adjacent; Then, many optical fiber are provided, and an end that makes these optical fiber simultaneously is connected in the side (S22) of light guide base plate in the mode that is arranged in parallel, and provides a reflection horizon (S23) in the front of light guide base plate, one light source is provided again, makes the other end bunchy of optical fiber and be connected in light source (S24).
The illuminated component 20 that gets by the said method manufacturing is shown in the 3A~3D figure, please refer to Fig. 3 A, and Fig. 3 A is the synoptic diagram of illuminated component of the present invention, and it comprises a light guide base plate 21, a reflection horizon 22, a light source 23 and many optical fiber 241; Reflection horizon 22 is arranged at a front of light guide base plate, and an end of many optical fiber 241 system is arranged in parallel and is connected with the side of light guide base plate 21, and the other end of optical fiber 241 then is gathered into a fibre bundle 24, and is fitted and connected in light source 23.
Please refer to Fig. 3 B, in the another embodiment of the present invention mode, optical fiber 241 can be divided into several groups, and is combined into fibre bundle 24a separately, 24b, and 24c fits in different light source 23a more respectively, 23b, 23c so just can provide a kind of illuminated component 20 of more high brightness.
Please refer to Fig. 3 A and Fig. 3 C, Fig. 3 C is the partial section view of illuminated component of the present invention.In the preferred embodiments of the present invention, this light source 23 is a LED; Optical fiber 241 is made of a fiber optic core 221 and a coating layer 2412 that surrounds fiber optic core 2411, one end of optical fiber 241 is gathered into a fibre bundle 24, and be fitted and connected on LED, the other end then is encapsulated on the side of light guide base plate 21 with glue, and the light 26 that LED is sent conducts in the light guide base plate 21 via optical fiber 241.
In the another embodiment of the present invention mode, when making light guide base plate 21, can earlier an end of many optical fiber 241 be placed the edge of plate shape mould in horizontal mode, make this light guide base plate 21 with injection molding again, make an end of optical fiber 241 be embedded in the side of light guide base plate 21, shown in Fig. 3 D sectional view, so the light 26 that light source sent can be directly conducted in the light guide base plate 21 via optical fiber 241, light guide base plate 21 is material such as Acrylic, PC (Poly Carbonate) or the ABS that can be light guide plate herein.
In the preferred embodiments of the present invention, reflection horizon 22 can be coated on the mode of sputter reflectorized material on the front of light guide base plate 21, or the reflection horizon is printed on the front of light guide base plate 21 in the mode of printing; And the also available reflective film of another kind of embodiment is overlying on the leaded light sticker on the front of light guide base plate 21, and the light in the light guide base plate 21 is reflected away via reflection horizon 22.
Illuminated component of the present invention can be applied in the luminous therein device of various needs, below illustrates as example with an illuminated keyboard.
The illuminated keyboard 30 that utilizes illuminated component 20 gained of the present invention is shown in 4A, 4B figure, comprises a keypad portion 31 and an above-mentioned illuminated component 20; It should be noted: in the keyboard of reality, also be provided with other assemblies such as upper casing, drain pan,, do not draw at this for simplified.
Illuminated component 20 is arranged under the keypad portion 31, and an end of the optical fiber in the illuminated component 20 241 is gathered into a fibre bundle 24, and connect a light source 23 or multiple light courcess (shown in Fig. 3 B), so that the light of light source 23 conducts in the light guide base plate 21 (light guide plate) fully via optical fiber 241.By above-mentioned framework, when light 26 was advanced in light guide base plate 21 and contacted with reflecting part 22, light can or reflex on the keypad portion 31 via refraction, and provided illuminated keyboard 30 required brightness.
As above-mentioned, in present embodiment, illuminated component 20 of the present invention lies in when making light guide base plate 21, a side that will the optical fiber 241 close be arranged at simultaneously light guide plate with light guide plate in the mode of injection molding, and the other end of optical fiber 241 assembled bunchy to connect light source 26, so can allow the light of light source 26 utilize to light guide plate fully.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; those skilled in the art can make some and change and retouching without departing from the spirit and scope of the present invention, so protection scope of the present invention should be looked the accompanying Claim person of defining and is as the criterion.
Claims (14)
1. the manufacture method of an illuminated component comprises:
One light guide base plate is provided, has a positive and side;
Many optical fiber are provided, and an end is connected in this side of this light guide base plate in the mode that is arranged in parallel;
One reflection horizon is provided, is arranged at this front of this light guide base plate; And
One light source is provided, makes the other end of this optical fiber be connected in this light source.
2. the manufacture method of illuminated component as claimed in claim 1, wherein this light source is a light emitting diode (LED).
3. the manufacture method of illuminated component as claimed in claim 1, wherein this light guide base plate is with the injection molding manufacturing, this optical fiber embeds in this light guide base plate.
4. the manufacture method of illuminated component as claimed in claim 1, wherein this reflection horizon is sputtered in this front of this light guide base plate.
5. the manufacture method of illuminated component as claimed in claim 1, wherein this reflection horizon is a reflective film that is covered on this front of this light guide base plate.
6. illuminated component comprises:
One light source;
One light guide base plate has a positive and side;
Many optical fiber make an end of these optical fiber fit in this light source, and the other end connect this side of this light guide base plate with parallel arrangement mode; And
One reflection horizon is connected with this front of this light guide base plate.
7. illuminated component as claimed in claim 6, wherein this light source is a light emitting diode (LED).
8. illuminated component as claimed in claim 6, wherein this light guide base plate is with the injection molding manufacturing, this optical fiber embeds in this light guide base plate.
9. illuminated component as claimed in claim 6, wherein this reflection horizon is sputtered in this front of this light guide base plate.
10. illuminated component as claimed in claim 6, wherein this reflection horizon is a reflective film that is covered on this front of this light guide base plate.
11. an illuminated keyboard comprises:
One keypad portion has a base plate and at least one button, and wherein this button is to be arranged on this base plate in the mode that this base plate relatively moves up and down; And
One illuminated component be arranged under this keypad portion, and it comprises:
One light source;
One light guide base plate has a positive and side;
Many optical fiber make an end of these optical fiber fit in this light source, and the other end connect this side of this light guide base plate with parallel arrangement mode; And
One reflection horizon is connected with this front of this light guide base plate.
12. illuminated keyboard as claimed in claim 11, wherein this light source is a light emitting diode (LED).
13. illuminated keyboard as claimed in claim 11, wherein this light guide base plate is with the injection molding manufacturing, and this optical fiber embeds in this light guide base plate, and when light was conducted in this light guide base plate and contacts with this reflection horizon, light can reflex on this keypad portion by this.
14. illuminated keyboard as claimed in claim 11, wherein this reflection horizon is sputtered in this front of this light guide base plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02118404 CN1453600A (en) | 2002-04-24 | 2002-04-24 | Light-emitting member, its manufacture and light-emitting keyboard with the member |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02118404 CN1453600A (en) | 2002-04-24 | 2002-04-24 | Light-emitting member, its manufacture and light-emitting keyboard with the member |
Publications (1)
Publication Number | Publication Date |
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CN1453600A true CN1453600A (en) | 2003-11-05 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 02118404 Pending CN1453600A (en) | 2002-04-24 | 2002-04-24 | Light-emitting member, its manufacture and light-emitting keyboard with the member |
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CN (1) | CN1453600A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100376952C (en) * | 2003-12-08 | 2008-03-26 | 鸿富锦精密工业(深圳)有限公司 | Backlight module |
CN100518208C (en) * | 2005-07-15 | 2009-07-22 | 三星电子株式会社 | Key pad lighting apparatus for a portable terminal |
CN101882520B (en) * | 2009-05-08 | 2013-03-27 | 上海向隆电子科技有限公司 | Button device for improving luminous efficiency |
CN104576149A (en) * | 2014-11-02 | 2015-04-29 | 姜存学 | Optical fiber component |
US9714749B1 (en) | 2016-05-10 | 2017-07-25 | Ford Global Technologies, Llc | Illuminated vehicle grille assembly |
-
2002
- 2002-04-24 CN CN 02118404 patent/CN1453600A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100376952C (en) * | 2003-12-08 | 2008-03-26 | 鸿富锦精密工业(深圳)有限公司 | Backlight module |
CN100518208C (en) * | 2005-07-15 | 2009-07-22 | 三星电子株式会社 | Key pad lighting apparatus for a portable terminal |
CN101882520B (en) * | 2009-05-08 | 2013-03-27 | 上海向隆电子科技有限公司 | Button device for improving luminous efficiency |
CN104576149A (en) * | 2014-11-02 | 2015-04-29 | 姜存学 | Optical fiber component |
US9714749B1 (en) | 2016-05-10 | 2017-07-25 | Ford Global Technologies, Llc | Illuminated vehicle grille assembly |
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