CN1996098A - Micro- and nano- full optical display device based on 2D photon crystal - Google Patents
Micro- and nano- full optical display device based on 2D photon crystal Download PDFInfo
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- CN1996098A CN1996098A CN 200610122083 CN200610122083A CN1996098A CN 1996098 A CN1996098 A CN 1996098A CN 200610122083 CN200610122083 CN 200610122083 CN 200610122083 A CN200610122083 A CN 200610122083A CN 1996098 A CN1996098 A CN 1996098A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 19
- 239000013078 crystal Substances 0.000 title claims description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000012546 transfer Methods 0.000 claims description 25
- 239000004038 photonic crystal Substances 0.000 claims description 19
- 239000000758 substrate Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 2
- 230000010287 polarization Effects 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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Abstract
The invention relates to a two dimensional optical crystalline full optical display component. It comprises a limited height two dimensional optical crystalline plate with at least one direct line air transmission wave guide and several resonant micro cavities, with several signal light corresponding to the said resonant micro cavities with varied frequency entering from one end of the air transmission wave guide. This structure can change the incidence light frequency and resonant micro cavity cross section radius with wonderful design.
Description
Technical field:
The present invention is a kind of full optical display device based on 2 D photon crystal, particularly a kind of full optical display device of micro-nano size, belongs to the innovative technology based on the full optical display device of 2 D photon crystal.
Background technology:
Because it is good controlled and be convenient to development that 2 D photon crystal has light signal, so caused numerous researchers' interest.But mainly be the research of optical communication aspect based on the 2 D photon crystal device at present, do not relate to the research of visible light aspect.
Summary of the invention:
The objective of the invention is to utilize 2 D photon crystal good controlled to light, proposed a kind of at visible light wave range, the micro-and nano-full optical display device based on 2 D photon crystal simple in structure.
Theory diagram of the present invention as shown in Figure 1, include finite height 2-d photonic crystal flaggy (3), wherein introduce the air transfer waveguide (L) of straight line and the resonance microcavity of several different frequencies in the finite height 2-d photonic crystal flaggy (3), import from an end of air transfer waveguide (L) with the flashlight of the corresponding some kinds of different frequencies of frequency of the resonance microcavity of several different frequencies.
The resonance microcavity of above-mentioned several different frequencies symmetry respectively is positioned at the both sides of air transfer waveguide (L), the section radius of several resonance microcavitys is different, and the resonant frequency of the pairing flashlight from air transfer waveguide (L) input of the microcavity of different cross section radius is also inequality.
Introduce the air transfer waveguide (L) of straight line and the resonance microcavity (f of four different frequencies in the above-mentioned finite height 2-d photonic crystal flaggy (3)
1, f
2, f
3, f
4), with the resonance microcavity (f of four different frequencies
1, f
2, f
3, f
4) the flashlight of the corresponding four kinds of different frequencies of frequency from the input of an end of air transfer waveguide (L).
Resonance microcavity (the f of above-mentioned four different frequencies
1, f
2, f
3, f
4) each two both sides that lay respectively at air transfer waveguide (L), four resonance microcavity (f
1, f
2, f
3, f
4) section radius different, and the resonant frequency of the pairing flashlight from air transfer waveguide (L) input of the microcavity of different cross section radius is also inequality.
In the above-mentioned air transfer waveguide (L) flashlight of four kinds of different frequencies of transmission be respectively with four resonance microcavity (f
1, f
2, f
3, f
4) the visible light of the corresponding TM polarization of frequency.
The visible light of above-mentioned four kinds of different frequencies is imported from an end of air transfer waveguide (L), and propagates in waveguide, and takes place to resonate and launch from microcavity with the corresponding resonance microcavity of its frequency respectively.
The bottom of above-mentioned finite height 2-d photonic crystal flaggy (3) also is provided with cushion (2) and substrate (1), and cushion (2) and finite height 2-d photonic crystal flaggy (3) cover on the substrate (1) successively.
Above-mentioned finite height 2-d photonic crystal flaggy (3) is to visible transparent and the higher photoelectron material of refractive index, and substrate (1) and cushion (2) are to visible transparent and the lower photoelectron material of refractive index.
The present invention is owing to adopt the structure of the resonance microcavity with an air transfer waveguide and several different frequencies, realize promptly that by the section radius that changes input light frequency and resonance microcavity the Presentation Function of visible light wave range, the present invention are that a kind of design is cleverly based on the micro-and nano-full optical display device of 2 D photon crystal.
Description of drawings:
Fig. 1 is a structural representation of the present invention;
Fig. 2 a, Fig. 2 b, Fig. 2 c, Fig. 2 d are the light intensity analog result exemplary plot of four kinds of visible lights that emit from four microcavitys of the present invention.
Embodiment:
Embodiment:
Structural representation of the present invention as shown in Figure 1, include finite height 2-d photonic crystal flaggy 3, wherein introduce the air transfer waveguide L of straight line and the resonance microcavity of several different frequencies in the finite height 2-d photonic crystal flaggy 3, with the end input of the flashlight of the corresponding some kinds of different frequencies of frequency of the resonance microcavity of several different frequencies from air transfer waveguide L.Finite height 2-d photonic crystal flaggy 3 is hexagoinal lattice systems of being lined up by the medium post of limited height.The visible wavelength wave band is dropped in the forbidden band of the 2 D photon crystal among the present invention, the theory of utilizing photonic crystal band theory and straight waveguide and microcavity to combine, and the present invention can realize on same photonic crystal that full light shows.
The symmetrical respectively both sides that are positioned at air transfer waveguide L of the resonance microcavity of above-mentioned several different frequencies, the section radius of several resonance microcavitys is different, and the resonant frequency of the pairing flashlight from air transfer waveguide L input of the microcavity of different cross section radius is also inequality.
In the present embodiment, the energy gap of 2 D photon crystal flaggy is: 430nm～645nm includes straight line air waveguide L, four output microcavity f
1, f
2, f
3, f
4The width of straight waveguide L is 295nm, and length is 3087nm, four output microcavity f
1, f
2, f
3, f
4Section radius be respectively: 130nm, 127nm, 117nm, 113nm, the distance of each microcavity and straight waveguide all is 186nm.Microcavity f
1And f
2At the straight waveguide L left side, microcavity f
1And f
2Between distance be 1290nm; Microcavity f
3And f
4At straight waveguide L the right, microcavity f
3And f
4Between distance also be 1290nm.The height of 2 D photon crystal flaggy is 430nm, and the height of straight waveguide and all microcavitys all is 430nm.
The bottom of above-mentioned finite height 2-d photonic crystal flaggy 3 also is provided with cushion 2 and substrate 1, and cushion 2 and finite height 2-d photonic crystal flaggy 3 cover on the substrate 1 successively.In the present embodiment, the material of substrate 1 and cushion 2 is silicon dioxide (SiO
2), refractive index is 1.4; The material of the medium post of 2 D photon crystal flaggy 3 is titania (TiO
2), be the visible light of 430nm for wavelength to 645nm, its refractive index is 3.16 to 2.86.
The present invention is that the visible light wave range of 430nm to 645nm has Presentation Function at wavelength, Figure 2 shows that the analog result exemplary plot of emission distribution of light intensity.The used signal pulse wavelength of functional simulation is respectively 430nm, 440nm, 530nm and 560nm.Analog result is as follows: when wavelength is respectively 430nm, 440nm, 530nm and four kinds of flashlights of 560nm when propagating simultaneously in waveguide L, they will be respectively and microcavity f
1, f
2, f
3, f
4Resonate, and respectively from microcavity f
1, f
2, f
3, f
4Launch to free space, shown in Fig. 2 a, Fig. 2 b, Fig. 2 c, Fig. 2 d.
Claims (8)
1, a kind of micro-and nano-full optical display device based on 2 D photon crystal, include finite height 2-d photonic crystal flaggy (3), it is characterized in that introducing in the finite height 2-d photonic crystal flaggy (3) the air transfer waveguide (L) of straight line and the resonance microcavity of several different frequencies, import from an end of air transfer waveguide (L) with the flashlight of the corresponding some kinds of different frequencies of frequency of the resonance microcavity of several different frequencies.
2, the micro-and nano-full optical display device based on 2 D photon crystal according to claim 1, it is characterized in that the resonance microcavity of above-mentioned several different frequencies lays respectively at the both sides of air transfer waveguide (L), the section radius of several resonance microcavitys is different, and the resonant frequency of the pairing flashlight from air transfer waveguide (L) input of the microcavity of different cross section radius is also inequality.
3, the micro-and nano-full optical display device based on 2 D photon crystal according to claim 1 and 2 is characterized in that introducing in the above-mentioned finite height 2-d photonic crystal flaggy (3) the air transfer waveguide (L) of straight line and the resonance microcavity (f of four different frequencies
1, f
2, f
3, f
4), with the resonance microcavity (f of four different frequencies
1, f
2, f
3, f
4) the flashlight of the corresponding four kinds of different frequencies of frequency from the input of an end of air transfer waveguide (L).
4, the micro-and nano-full optical display device based on 2 D photon crystal according to claim 3 is characterized in that the resonance microcavity (f of above-mentioned four different frequencies
1, f
2, f
3, f
4) each two both sides that lay respectively at air transfer waveguide (L), four resonance microcavity (f
1, f
2, f
3, f
4) section radius different, and the resonant frequency of the pairing flashlight from air transfer waveguide (L) input of the microcavity of different cross section radius is also inequality.
5, the micro-and nano-full optical display device based on 2 D photon crystal according to claim 4, the flashlight that it is characterized in that in above-mentioned air transfer waveguide (L) four kinds of different frequencies of transmission be respectively with four resonance microcavity (f
1, f
2, f
3, f
4) the visible light of the corresponding TM polarization of frequency.
6, the micro-and nano-full optical display device based on 2 D photon crystal according to claim 5, it is characterized in that of the end input of the visible light of four kinds of different frequencies from air transfer waveguide (L), and in waveguide, propagate, and take place to resonate and from microcavity, launch with the corresponding resonance microcavity of its frequency respectively.
7, the micro-and nano-full optical display device based on 2 D photon crystal according to claim 6, the bottom that it is characterized in that above-mentioned finite height 2-d photonic crystal flaggy (3) also is provided with cushion (2) and substrate (1), and cushion (2) and finite height 2-d photonic crystal flaggy (3) cover on the substrate (1) successively.
8, the micro-and nano-full optical display device based on 2 D photon crystal according to claim 7, it is characterized in that above-mentioned finite height 2-d photonic crystal flaggy (3) is to visible transparent and the higher photoelectron material of refractive index, substrate (1) and cushion (2) are to visible transparent and the lower photoelectron material of refractive index.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610122083 CN1996098A (en) | 2006-09-11 | 2006-09-11 | Micro- and nano- full optical display device based on 2D photon crystal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610122083 CN1996098A (en) | 2006-09-11 | 2006-09-11 | Micro- and nano- full optical display device based on 2D photon crystal |
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| Publication Number | Publication Date |
|---|---|
| CN1996098A true CN1996098A (en) | 2007-07-11 |
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|---|---|---|---|
| CN 200610122083 Pending CN1996098A (en) | 2006-09-11 | 2006-09-11 | Micro- and nano- full optical display device based on 2D photon crystal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111308582A (en) * | 2020-03-06 | 2020-06-19 | 中南民族大学 | Two-dimensional photonic crystal slab, design method and optical device using the slab |
-
2006
- 2006-09-11 CN CN 200610122083 patent/CN1996098A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111308582A (en) * | 2020-03-06 | 2020-06-19 | 中南民族大学 | Two-dimensional photonic crystal slab, design method and optical device using the slab |
| WO2021175310A1 (en) * | 2020-03-06 | 2021-09-10 | 中南民族大学 | Two-dimensional photonic crystal panel, design method and optical device using panel |
| CN111308582B (en) * | 2020-03-06 | 2021-10-01 | 中南民族大学 | Two-dimensional photonic crystal slab, design method and optical device using the slab |
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