CN104078315A - Field emission folding lamp - Google Patents
Field emission folding lamp Download PDFInfo
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- CN104078315A CN104078315A CN201310106467.XA CN201310106467A CN104078315A CN 104078315 A CN104078315 A CN 104078315A CN 201310106467 A CN201310106467 A CN 201310106467A CN 104078315 A CN104078315 A CN 104078315A
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- field emission
- conductive layer
- pole plate
- folding lamp
- rotating shaft
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Abstract
The invention discloses a field emission folding lamp. The field emission folding lamp comprises a rotation shaft, limiting pieces and a plurality of field emission light source modules, wherein the field emission light source modules are identical in shape. The field emission light source modules are all in a flat plate shape, emit light in a two-sided mode, are arranged in an overlapped mode in the axial direction of the rotation shaft and are connected to the rotation shaft in a rotary mode. The limiting pieces are fixed onto the rotation shaft and arranged at the two ends of the field emission light source modules so as to limit the field emission light source modules. The field emission light source modules comprise first pole plates and second pole plates and further comprise isolation body frames and gas electron sources, wherein the first pole plates and the second pole plates are arranged in a mutually stacked mode and are externally connected with alternating currents. The field emission folding lamp effectively reduces the technological difficulty and the manufacturing cost, and is changeable in light color, adjustable in color temperature, even in light emission, soft in light, large in light-emitting area, simple in structure, flexible to apply, foldable and easy to store or transport.
Description
Technical field
The present invention relates to lighting field, relate in particular to a kind of transmitting folding lamp.
Background technology
Field emission illuminant module is a field emission light-emitting unit, can realize the luminous of uniform, slim, area source formula, has been widely used in, in display, lighting apparatus and microwave component, having huge application potential.
The electron source that existing field emission illuminant module adopts is cold cathode, the having relatively high expectations of target electron emitter used.The field emmision material adopting requires fabulous electron emissivity, will have lower cut-in voltage simultaneously, can transmit great current density, and current stabilization.But with current technology of preparing, under the effect of highfield, the difficult problem such as also there is micro-point destruction, electric current variation, performance degradation, cold cathode is low as lack of homogeneity, the production efficiency of emitter, equipment investment is high.
In addition, the photochromic form fixed single of existing field emission illuminant module, and the light fixture volume being made up of field emission illuminant module is large, is difficult to storage or transport.
Summary of the invention
Technical problem to be solved by this invention is, a kind of transmitting folding lamp is provided, and can reduce technology difficulty and preparation cost, photochromic variable and be easy to storage or transport.
In order to solve the problems of the technologies described above, embodiments of the invention provide a kind of transmitting folding lamp, described transmitting folding lamp comprises rotating shaft, the field emission illuminant module of locating part and multiple same shapes, multiple described field emission illuminant modules are all tabular, double-side, along the axial stacked setting of described rotating shaft, and be rotationally connected with described rotating shaft, described locating part is fixed on described rotating shaft and is located at the two ends of described field emission illuminant module, with spacing multiple described field emission illuminant modules, described field emission illuminant module comprises luminous light emitting module, described light emitting module comprises the first pole plate and second pole plate of mutual stacking setting and external AC, also comprise slider frame and gas electron source, described the first pole plate comprises transparent first substrate, the first conductive layer and the first fluorescence coating, described first substrate comprises two cards that are oppositely arranged, described the first conductive layer covers the card of described first substrate near described the second pole plate, described the first fluorescence coating covers the surface of described the first conductive layer, described the second pole plate comprises second substrate, the second conductive layer and the second fluorescence coating, described second substrate comprises two cards that are oppositely arranged, described the second conductive layer covers the card of described second substrate near described the first pole plate, and the reflectivity of described the second conductive layer is greater than described the first conductive layer, described the second fluorescence coating is covered in the surface of described the second conductive layer, and the excitation wavelength of described the second fluorescence coating is less than described the first fluorescence coating, described slider frame and described first, the second pole plate forms closed inner chamber, described gas electronic source distribution is in described first, in described closed inner chamber between the second pole plate.
Wherein, described field emission illuminant module comprises connector and the described light emitting module of mutual splicing, and described connector is offered described the first through hole, and described rotating shaft adaptation runs through described the first through hole, and described connector is rotationally connected with described rotating shaft.
Wherein, described light emitting module is dull and stereotyped fan-shaped, dull and stereotyped petal or dull and stereotyped rhombus.
Wherein, described field emission illuminant module is 6, and described light emitting module is the fan-shaped platy structure of 60 degree, and described light emitting module, being upwards separated from each other in the week of described rotating shaft while arranging, forms luminosity scale.
Wherein, described field emission illuminant module is 5, and it is 72 degree rhombus platy structures that described light emitting module is acute angle, and described light emitting module, being upwards separated from each other in the week of described rotating shaft while arranging, forms luminosity scale.
Wherein, described the first conductive layer is oxidic transparent conducting film, and described the second conductive layer is light metal conductive film, and described gas electronic source is the gas that the first ionization energy is little.
Wherein, described first substrate and described second substrate are simple glass, described the first conductive layer is indium oxide tin film, aluminium-doped zinc oxide film or fluorine doping stannic oxide film, described the second conductive layer is aluminium film, silverskin or titanium film, described the first fluorescence coating is the surface that yellow phosphor powder layer covers described the first conductive layer by exciting light, described the second fluorescence coating is the surface that blue phosphor powder layer covers described the second conductive layer by exciting light, described slider frame be hollow circular cylinder shape or hollow rectangular-shaped, and be located at described first, between the second pole plate, the first end of described slider frame glueds joint described the first pole plate, the second end of described slider frame glueds joint described the second pole plate, described gas electronic source is nitrogen, one or more in helium and argon gas.
Wherein, described slider frame comprises the first end of described slider frame, described the second end and pars intermedia, and described connector glueds joint in the pars intermedia of described slider frame.
Wherein, described locating part is lock washer, and described lock washer is offered the second through hole, and described rotating shaft adaptation runs through described the second through hole, two described lock washers are located at the two ends of the described connector of the described field emission illuminant module of stacked setting, with spacing described field emission illuminant module.
To sum up, described the transmitting folding lamp that the embodiment of the present invention provides adopts described field emission illuminant module, utilizes described gas electronic source to replace cold cathode electron emitter, effectively reduces technology difficulty and preparation cost.In the time that described transmitting folding lamp opened, described field emission illuminant module can be at described rotating shaft week rotary expansion upwards, by regulating the current polarity, frequency of external AC or/and duty ratio, make described transmitting folding lamp photochromic variable, colour temperature is adjustable, bright dipping is even, light is soft and light-emitting area is larger.In the time that described transmitting folding lamp closed, described field emission illuminant module is simple in structure, and applying flexible is collapsible, is easy to storage or transport.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the foldable structure schematic diagram of the field transmitting folding lamp of the first execution mode of providing of the embodiment of the present invention;
Fig. 2 is the structural representation of the field emission illuminant module of the first execution mode of providing of the embodiment of the present invention;
Fig. 3 is the concrete structure schematic diagram of the light emitting module of the first execution mode of providing of the embodiment of the present invention;
Fig. 4 is the field transmitting folding lamp deployed configuration schematic diagram of the first execution mode of providing of the embodiment of the present invention;
Fig. 5 is the field transmitting folding lamp deployed configuration schematic diagram of the second execution mode of providing of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Below with reference to accompanying drawing, embodiments of the invention are described.Referring to Fig. 1, it is the first execution mode structural representation of a kind of transmitting folding lamp 1000 in the present invention.Described transmitting folding lamp 1000 comprises field emission illuminant module 200 and rotating shaft 300 and the lock washer 400 of multiple same shapes.Multiple described field emission illuminant modules 200 are along the axial stacked setting of described rotating shaft 300, and are rotationally connected with described rotating shaft 300.In the present embodiment, the emergent light color of each described field emission illuminant module 200 is identical.In other embodiments, the emergent light color difference of each described field emission illuminant module 200.
Referring to Fig. 2, it is the structural representation of described field emission illuminant module 200.Described field emission illuminant module 200 is tabular and one side is luminous, comprises the connector 110 of mutual splicing and luminous light emitting module 100.The material of described connector 110 is glass, and offers the first through hole 110a, and described rotating shaft 300 adaptations run through described the first through hole 110a, and described connector 110 is rotationally connected with described rotating shaft 300.In other embodiments, described connector 110 is structure as a whole with described light emitting module 100.
Referring to Fig. 3, it is the concrete structure schematic diagram of described light emitting module 100.It is dull and stereotyped fan-shaped and one side is luminous that described light emitting module 100 is.Each described light emitting module 100 comprises the first pole plate 10, the second pole plate 20, slider frame 30 and gas electron source 40.In the present embodiment, the emergent light color of each described light emitting module 100 is identical.In other embodiments, the emergent light color difference of each described light emitting module 100.
Described the first pole plate 10 and the mutual stacking setting of described the second pole plate 20, and equal external AC.Described the first pole plate 10 comprises transparent first substrate 11, the first conductive layer 12 and the first fluorescence coating 13.Described first substrate 11 is simple glass, and comprises two cards that are oppositely arranged.Described the first conductive layer 12 covers the card of described first substrate 11 near described the second pole plate 20, and described the first fluorescence coating 13 covers the surface of described the first conductive layer 12.
Described the second pole plate 20 comprises second substrate 21, the second conductive layer 22 and the second fluorescence coating 23.Described second substrate 21 is simple glass, and comprises two cards that are oppositely arranged.Described the second conductive layer 22 covers the card of described second substrate 21 near described the first pole plate 10, and the reflectivity of described the second conductive layer 22 is greater than described the first conductive layer 12.
Concrete, described the first conductive layer 12 is oxidic transparent conducting film.Preferably, described the first conductive layer 12 is indium oxide tin film, aluminium-doped zinc oxide film or fluorine doping stannic oxide film.Described the second conductive layer 22 is light metal conductive film.Preferably, described the second conductive layer 22 is aluminium film, silverskin or titanium film.
Described the second fluorescence coating 23 is covered in the surface of described the second conductive layer 22, and the excitation wavelength of described the second fluorescence coating 23 is less than described the first fluorescence coating 13.
Concrete, in the present embodiment, described the first fluorescence coating 13 is the surface that yellow phosphor powder layer covers described the first conductive layer 12 by exciting light, and described the second fluorescence coating 23 is the surface that blue phosphor powder layer covers described the second conductive layer 22 by exciting light.In other embodiments, described the first fluorescence coating 13 is that yellow fluorescent material and red phosphor powder layer mix and cover on the surface of described the first conductive layer 12 by exciting light, and described the second fluorescence coating 23 is covered the surface of described the second conductive layer 22 by the phosphor powder layer of exciting light blueness.
Described slider frame 30 forms closed inner chamber with described the first pole plate 10, the second pole plate 20.Concrete, in the present embodiment, described slider frame 30 be hollow circular cylinder shape or hollow rectangular-shaped, and be located between described the first pole plate 10, the second pole plate 20.The first end 31 of described slider frame 30 glueds joint described the first pole plate 10, and the second end 32 of described slider frame 30 glueds joint described the second pole plate 20.Concrete, described slider frame 30 comprises the first end 31 of described slider frame 30, described the second end 32 and pars intermedia 33, described connector 110 glueds joint the pars intermedia 33 in described slider frame 30.In other embodiments, described slider frame 30 can be according to practical application needs, adopt circular spheroid or other special shapes.Because described slider frame 30 forms closed inner chamber with described the first pole plate 10, the second pole plate 20, and in actual applications, the air pressure of described closed inner chamber is less than standard pressure, therefore without adopting the bonding described slider frame 30 of glue and described the first pole plate 10, the second pole plate 20, under the effect of pressure differential, described slider frame 30 is fixed between described the first pole plate 10, the second pole plate 20.Described slider frame 30 also can be packaged in the periphery of described the first pole plate 10, the second pole plate 20, to make described slider frame 30 and the first pole plate 10, the second pole plate 20 form closed cavity.
Described gas electronic source 40 is distributed in the described closed inner chamber between described the first pole plate 10, the second pole plate 20.Concrete, described gas electronic source 40 is the gas that the first ionization energy is little.Preferably, described gas electronic source 40 is one or more in nitrogen, helium and argon gas.
The principle of described light emitting module 100 is: in the time of described alternating current conducting, described the first pole plate 10 and the second utmost point 20 plates produce a highfield, electronics in atom or the molecule in described gas electronic source 40 obtains enough energy under the effect of described electric field, break away from nuclear constraint and ionize as free electron, described free electron accelerates described first fluorescence coating 13 of bombardment in high potential place or the second fluorescence coating 23 and luminous under the effect of described electric field.
Described alternating current is sine wave or square wave, and the voltage both positive and negative polarity on described the first pole plate 10 and described the second pole plate 20 changes along with the change of the sense of current.In the time being positive voltage on the first pole plate 10, after 40 ionization of described gas electronic source, described the first fluorescence coating 13 of bombardment is luminous, emits beam through transparent described first substrate 11 outgoing.In the time that described the second pole plate 20 is positive voltage, after the ionization of described gas electronic source 40, described the second fluorescence coating 13 of bombardment is luminous, after described the second pole plate 20 that the light sending is had a high reflectance reflects, through described first substrate 11 direction outgoing.Because the excitation wavelength of described the second fluorescence coating 23 is less than described the first fluorescence coating 13, the exciting light of described the second fluorescence coating 23 and then excite described the first fluorescence coating 13, thereby, be the exciting light that described the first fluorescence coating 13 and described the second fluorescence coating 23 mix through the light of described first substrate 11 outgoing.Concrete, the first fluorescence coating 13 and described second fluorescence coating 23 of the employing embodiment of the present invention, after exciting, be white light through the light of described first substrate 11 outgoing.
In addition, because human eye is 0.05～0.1s to the vision time of staying of image, in the time that the frequency of alternating current is less than 10Hz, acquisition is had two photochromic light sources that replace of difference by human eye.In the time that the frequency of alternating current is greater than 10Hz, human eye can not differentiate two kinds photochromic, but based on visual persistence effect obtain two kinds of photochromic blend colors.If alternating current side's wave frequency is greater than 10Hz, and through the artificial duty ratio of passing through to regulate this square wave, to regulate two kinds of photochromic mixed proportions, reach the colour temperature effect that regulates described light emitting module 100.
Be more than structure and the principle of described field emission illuminant module 200.
Refer again to Fig. 1, described lock washer 400 is offered the second through hole (not indicating in figure), described rotating shaft 300 adaptations run through described the first through hole 110a and described the second through hole, multiple described field emission illuminant modules 200 are axially stacked along described rotating shaft 300, two described lock washers 400 are located at the two ends of the described connector 110 of the described field emission illuminant module 200 of stacked setting, with spacing described field emission illuminant module 200.In the embodiment of the present invention, described lock washer 400 can adopt other locating parts to substitute, as lock screw.
Referring to Fig. 4, it is the deployed configuration schematic diagram of the first execution mode of the field transmitting folding lamp 1000 of the embodiment of the present invention.Described field emission illuminant module 200 is 6, and described light emitting module 100 is the fan-shaped platy structure of 60 degree, and described light emitting module 100, being upwards separated from each other in the week of described rotating shaft 300 while arranging, forms luminosity scale.The color of described luminosity scale is even, identical.
Described the transmitting folding lamp 1000 that the embodiment of the present invention provides, multiple sheet types, use exchange electrically driven (operated) described field emission illuminant module 200 connect and be fixed up by described rotating shaft 300, multiple described field emission illuminant modules 200 are axially layering along described rotating shaft 300, and each field emission illuminant module 200 all can launch arbitrarily around rotating shaft 300.Described field emission illuminant module 200 be shaped as dull and stereotyped sheet and all one side is luminous, concrete flake shape can be set arbitrarily, multiple described field emission illuminant modules 200 are upwards separated from each other while arranging successively in the week of described rotating shaft 300, and rotatable expansion obtains the flat disk structure of various shapes.On described first pole plate 10 of described field emission illuminant module 200, cover described the first fluorescence coating 13, on described the second pole plate 20, cover described the second fluorescence coating 23.By controlling the input current direction of external AC, reach and change the photochromic object that described transmitting folding lamp 1000 sends; By increasing the frequency of described external AC, reach and mix two kinds of photochromic objects that described transmitting folding lamp 1000 sends; By regulating the duty ratio of external AC input current, reach the object that regulates described transmitting folding lamp 1000 colour temperatures.
To sum up, described the described field emission illuminant module 200 that transmitting folding lamp 1000 adopts that the embodiment of the present invention provides, utilizes described gas electronic source 40 to replace cold cathode electron emitter, effectively reduces technology difficulty and preparation cost.In the time that described transmitting folding lamp 1000 opened, described field emission illuminant module 200 can be in the expansion that rotates in a circumferential direction of described rotating shaft 300, by regulating the current polarity, frequency of external AC or/and duty ratio, make described transmitting folding lamp 1000 photochromic variable, colour temperature is adjustable, bright dipping is even, light is soft and light-emitting area is larger.In the time that described transmitting folding lamp 1000 closed, described field emission illuminant module 200 is simple in structure, and applying flexible is collapsible, is easy to storage or transport.
Referring to Fig. 5, it is the deployed configuration schematic diagram of the second execution mode of the field transmitting folding lamp 2000 of the embodiment of the present invention.The field transmitting folding lamp 1000 of the structure of described transmitting folding lamp 2000 and the first execution mode is basic identical.Other differences are, the first, and described field emission illuminant module 1200 can be 5, and it is that 72 degree rhombuses are tabular that described light emitting module 1100 is acute angle, and described light emitting module 1100, being upwards separated from each other in the week of described rotating shaft 1300 while arranging, forms luminosity scale.The second, the emergent light color difference of each light emitting module 1100.Thereby when described transmitting folding lamp 2000 launched, described light emitting module 1100 forms the luminosity scale that color differs.Wherein, the emergent light color difference of each light emitting module 1100, only needs the fluorescence coating exciting light color difference between each light emitting module 1100, is easy to realize.In other embodiments, described light emitting module 1100 is dull and stereotyped petal.
Above-described execution mode, does not form the restriction to this technical scheme protection range.The amendment done within any spirit at above-mentioned execution mode and principle, be equal to and replace and improvement etc., within all should being included in the protection range of this technical scheme.
Claims (9)
1. a field transmitting folding lamp, it is characterized in that, described transmitting folding lamp comprises rotating shaft, the field emission illuminant module of locating part and multiple same shapes, multiple described field emission illuminant modules are all tabular, double-side, along the axial stacked setting of described rotating shaft, and be rotationally connected with described rotating shaft, described locating part is fixed on described rotating shaft and is located at the two ends of described field emission illuminant module, with spacing multiple described field emission illuminant modules, described field emission illuminant module comprises luminous light emitting module, described light emitting module comprises the first pole plate and second pole plate of mutual stacking setting and external AC, also comprise slider frame and gas electron source, described the first pole plate comprises transparent first substrate, the first conductive layer and the first fluorescence coating, described first substrate comprises two cards that are oppositely arranged, described the first conductive layer covers the card of described first substrate near described the second pole plate, described the first fluorescence coating covers the surface of described the first conductive layer, described the second pole plate comprises second substrate, the second conductive layer and the second fluorescence coating, described second substrate comprises two cards that are oppositely arranged, described the second conductive layer covers the card of described second substrate near described the first pole plate, and the reflectivity of described the second conductive layer is greater than described the first conductive layer, described the second fluorescence coating is covered in the surface of described the second conductive layer, and the excitation wavelength of described the second fluorescence coating is less than described the first fluorescence coating, described slider frame and described first, the second pole plate forms closed inner chamber, described gas electronic source distribution is in described first, in described closed inner chamber between the second pole plate.
2. a kind of transmitting folding lamp as claimed in claim 1, it is characterized in that, described field emission illuminant module comprises connector and the described light emitting module of mutual splicing, described connector is offered described the first through hole, described rotating shaft adaptation runs through described the first through hole, and described connector is rotationally connected with described rotating shaft.
3. a kind of transmitting folding lamp as claimed in claim 2, is characterized in that, described light emitting module is dull and stereotyped fan-shaped, dull and stereotyped petal or dull and stereotyped rhombus.
4. a kind of transmitting folding lamp as claimed in claim 3, is characterized in that, described field emission illuminant module is 6, and described light emitting module is the fan-shaped platy structure of 60 degree, and described light emitting module, being upwards separated from each other in the week of described rotating shaft while arranging, forms luminosity scale.
5. a kind of transmitting folding lamp as claimed in claim 3, it is characterized in that, described field emission illuminant module is 5, and it is 72 degree rhombus platy structures that described light emitting module is acute angle, described light emitting module, being upwards separated from each other in the week of described rotating shaft while arranging, forms luminosity scale.
6. a kind of transmitting folding lamp as claimed in claim 1, is characterized in that, described the first conductive layer is oxidic transparent conducting film, and described the second conductive layer is light metal conductive film, and described gas electronic source is the gas that the first ionization energy is little.
7. a kind of transmitting folding lamp as claimed in claim 6, it is characterized in that, described first substrate and described second substrate are simple glass, described the first conductive layer is indium oxide tin film, aluminium-doped zinc oxide film or fluorine doping stannic oxide film, described the second conductive layer is aluminium film, silverskin or titanium film, described the first fluorescence coating is the surface that yellow phosphor powder layer covers described the first conductive layer by exciting light, described the second fluorescence coating is the surface that blue phosphor powder layer covers described the second conductive layer by exciting light, described slider frame be hollow circular cylinder shape or hollow rectangular-shaped, and be located at described first, between the second pole plate, the first end of described slider frame glueds joint described the first pole plate, the second end of described slider frame glueds joint described the second pole plate, described gas electronic source is nitrogen, one or more in helium and argon gas.
8. a kind of transmitting folding lamp as claimed in claim 7, is characterized in that, described slider frame comprises the first end of described slider frame, described the second end and pars intermedia, and described connector glueds joint in the pars intermedia of described slider frame.
9. a kind of transmitting folding lamp as claimed in claim 2, it is characterized in that, described locating part is lock washer, described lock washer is offered the second through hole, described rotating shaft adaptation runs through described the second through hole, two described lock washers are located at the two ends of the described connector of the described field emission illuminant module of stacked setting, with spacing described field emission illuminant module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310106467.XA CN104078315B (en) | 2013-03-29 | 2013-03-29 | Field emission folding lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310106467.XA CN104078315B (en) | 2013-03-29 | 2013-03-29 | Field emission folding lamp |
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| Publication Number | Publication Date |
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| CN104078315A true CN104078315A (en) | 2014-10-01 |
| CN104078315B CN104078315B (en) | 2017-02-08 |
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| CN201310106467.XA Active CN104078315B (en) | 2013-03-29 | 2013-03-29 | Field emission folding lamp |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101471224A (en) * | 2007-12-29 | 2009-07-01 | 财团法人工业技术研究院 | Light source with two-sided luminous face |
| CN102221183A (en) * | 2011-03-31 | 2011-10-19 | 深圳市裕富照明有限公司 | Fan-shaped LED (light-emitted diode) folding lamp |
| US20120248967A1 (en) * | 2011-04-01 | 2012-10-04 | Yuan-Yao Li | Double-sided light emitting field emission device and method of manufacturing the same |
| JP2012227112A (en) * | 2011-04-19 | 2012-11-15 | Industrial Technology Research Institute | Light emitter and display device |
-
2013
- 2013-03-29 CN CN201310106467.XA patent/CN104078315B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101471224A (en) * | 2007-12-29 | 2009-07-01 | 财团法人工业技术研究院 | Light source with two-sided luminous face |
| CN102221183A (en) * | 2011-03-31 | 2011-10-19 | 深圳市裕富照明有限公司 | Fan-shaped LED (light-emitted diode) folding lamp |
| US20120248967A1 (en) * | 2011-04-01 | 2012-10-04 | Yuan-Yao Li | Double-sided light emitting field emission device and method of manufacturing the same |
| JP2012227112A (en) * | 2011-04-19 | 2012-11-15 | Industrial Technology Research Institute | Light emitter and display device |
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| CN104078315B (en) | 2017-02-08 |
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