EP3283910A1 - Optoelektronisches bauelement mit resonator - Google Patents
Optoelektronisches bauelement mit resonatorInfo
- Publication number
- EP3283910A1 EP3283910A1 EP16730679.4A EP16730679A EP3283910A1 EP 3283910 A1 EP3283910 A1 EP 3283910A1 EP 16730679 A EP16730679 A EP 16730679A EP 3283910 A1 EP3283910 A1 EP 3283910A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- waveguide
- heat source
- resonator
- optoelectronic component
- web
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 230000005693 optoelectronics Effects 0.000 title claims abstract description 43
- 230000003287 optical effect Effects 0.000 claims abstract description 27
- 239000004065 semiconductor Substances 0.000 claims description 38
- 239000004020 conductor Substances 0.000 claims description 21
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 3
- 230000002146 bilateral effect Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 229910005866 GeSe Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/0147—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on thermo-optic effects
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3132—Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3137—Digital deflection, i.e. optical switching in an optical waveguide structure with intersecting or branching waveguides, e.g. X-switches and Y-junctions
- G02F1/3138—Digital deflection, i.e. optical switching in an optical waveguide structure with intersecting or branching waveguides, e.g. X-switches and Y-junctions the optical waveguides being made of semiconducting materials
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/29395—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device configurable, e.g. tunable or reconfigurable
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/29398—Temperature insensitivity
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/21—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour by interference
- G02F1/213—Fabry-Perot type
Definitions
- Optoelectronic component with resonator The invention relates to an optoelectronic Bauele ⁇ element with an optical waveguide, an integrated optical resonator, in which the waveguide or at least a portion of the waveguide is disposed, and a heat ⁇ source, which, in operation, the temperature of the resonator can increase.
- Such optoelectronic component is from the publication "Adiabatic Resonant Microrings (ARMs) with di ⁇ rectly Integrated Thermal Microphotonics” (MR Watts, WA Zortman, DC Trotter, GN Nielson, DL Luck, and RW Young, in CLEO, conference paper at the Conference on Lasers and Electro-Optics / Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies: OSA, 2009).
- the invention has for its object to improve an optoelectronic device of the type specified in terms of its optical properties. This object is achieved by an optoelectronic ⁇ cal component having the features of claim 1.
- Advantageous embodiments of the device according to the invention are specified in subclaims. Thereafter, the invention provides that seen in the longitudinal direction of the waveguide laterally adjacent to the waveguide a land region which forms a jacket portion of the wave ⁇ conductor and a smaller thickness than the waveguide and the heat source is thermally connected to the waveguide via this land area.
- a significant advantage of the device according to the invention is the fact that the heat source is not directly adjacent to the waveguide, in particular not directly above the waveguide Ü is arranged, but separated from it via a web portion which forms a jacket portion of the waveguide.
- the optical losses in the waveguide can be reduced by the presence of the heat source; Nevertheless, an efficient heat operation or heating operation of the heat source is ensured.
- the web region and the waveguide are preferably made of the same material.
- the waveguide is a ridge waveguide at least in egg nem section within the resonator, a wave-guiding rib and - seen in the longitudinal direction of the waveguide - the left and right of the rib per ⁇ wells a land portion forming a skirt portion of the rib waveguide and having a smaller layer thickness than the rib.
- a heat source-seen in the longitudinal direction of the waveguide- is arranged to the left of the rib waveguide and thermally connected to the waveguide via the left land area, and a heat source-seen in the longitudinal direction of the waveguide-to the right of the rib waveguide and above the waveguide right web area is thermally connected to the waveguide.
- the web region it is considered advantageous if it has at least two web sections, namely an immediately heatable web section, on which the heat source rests or in which the heat source is integrated, and a heat-conducting web section, which is itself heat source free, between the heat source and the waveguide is arranged and conducts the heat of the heat source from the directly heatable web portion in the direction of the waveguide.
- the heat source has an electrical conductor ⁇ area, which extends along the waveguide and can be heated by current flow.
- the electrical conductor portion preferably includes a do ⁇ oriented region in a semiconductor layer that forms in the cavity, the wave-guiding layer of the waveguide or one of the wave-conducting layers of the waveguide and / or forming the layer of the web portion or one of the layers of the web ⁇ range.
- the electrical conductor region it is furthermore considered to be advantageous if it comprises a salicide layer on a semiconductor layer which forms in the resonator the waveguiding layer of the waveguide or one of the waveguiding layers of the waveguide and / or the layer of the ridge region or one of the layers of the land area forms.
- the cross section of the electrical conductor region varies in the longitudinal direction of the waveguide.
- the heat source - ge ⁇ see in the longitudinal direction of the waveguide - laterally adjacent to the resonator and the heat source via the web portion is thermally connected to a waveguide portion, the one forms waveguiding component of the integrated optical resonator.
- the heat source is thermally connected via the web portion with a waveguide section, which - seen in the longitudinal direction of the waveguide - before or behind the resonator.
- the heat flow will in this case also take place via the waveguide itself into the resonator.
- the component has an operating point setting device which contains the heat source, a detection device for detecting a respective operating point of the component. Partially indicating measured variable and a control device which controls the heat source in dependence on the measured variable of the detection ⁇ device , in particular the current through the electrical conductor region of the heat source is set.
- the operating point adjusting device it is advantageous if it detects an optical output signal of the component and the control device is designed such that it controls the heat source as a function of the optical output signal, in particular the amplitude or wavelength of the optical output signal.
- the resonator is preferably a Fabry-Perot resonator, a ring resonator or a micro disc resonator.
- the resonator is a Fabry-Perot resonator, it is advantageous if it forms part of a Fabry-Perot modulator.
- the ⁇ ser is equipped with resonator mirrors, which are formed from holes or slots in the waveguide or by a modulation of the waveguide width.
- the waveguide is preferably straight within the resonator.
- the heat source is preferably overlap-free with the optical mode or modes propagating in the waveguide.
- At least two heat sources are preferably placed symmetrically around the waveguide.
- the electrical conductor region comprises a doped region in a semiconductor layer or a salicide layer on a semiconductor ⁇ layer and these semiconductor layer in the resonator, the waveguiding layer of the waveguide or one of the waves ⁇ leading layers of Waveguide forms as well as the layer of the land area or one of the layers of the land area forms det.
- the waveguide is a ridge waveguide at least in one section within the resonator, a wave-guiding rib and - seen in the longitudinal direction of the Wel ⁇ lenleiters - in addition to the rib each having a web area to the left and right, the forms a skirt portion of the rib waveguide and has a smaller layer thickness than the rib, and the land portions and the waveguide rib are formed by the same semiconductor layer.
- the land areas and the waveguide rib are preferably formed by the same silicon layer.
- it is preferably egg ⁇ NEN silicon rib waveguide having a wave-conducting semiconductor layer of silicon.
- the rib and the adjacent land areas ⁇ therefore preferably consist Sili ⁇ zium material respectively.
- the wave-guiding silicon layer is preferably located on a silicon dioxide layer.
- Wor ⁇ th is preferably a SOI rib waveguide and a silicon waveguide based on SOI material.
- FIG. 1 shows a plan view of an exemplary embodiment of an optoelectronic device, which is equipped with a heat source ⁇ ,
- FIG. 2 shows the component according to FIG. 1 in a cross section
- FIG. 3 shows an embodiment of an optoelectronic
- Figure 4 shows an embodiment of an inventive opto-electronic component, wherein the two heat sources ⁇ right and left of a resonator are ordered arrival
- Figure 5 shows an embodiment of an inventive opto-electronic component, in which two sources of heat ⁇ - are arranged outside the resonator, - in the longitudinal direction of the waveguide GeSe hen
- Figure 6 extend an embodiment of an inventive opto-electronic component, in which heat ⁇ sources in the web portion adjacent the waveguide inside,
- FIG. 7 shows an exemplary embodiment of an optoelectronic component according to the invention, in which two heat exchangers are present sources whose cross section varies in the longitudinal direction of the waveguide,
- Figure 8 shows an embodiment of an inventive opto-electronic component, in which a heat ⁇ source is formed by a salicide layer
- FIG. 9 shows an exemplary embodiment of an optoelectronic component according to the invention, in which a heat source comprises a slot-shaped through hole filled with a conductive material, and
- FIG. 10 shows an example measurement for the wavelength dependence of a transmission peak of a Fabry-Perot resonator in a waveguide as a function of the respective heating power or the temperature which is introduced by the heat source.
- the opto-electronic component 1 includes a heat source 2 for temperature control, consisting of an n-doped semiconductor region 10 in a non-doped semiconductor region 50, in addition to a, in a straight waveguide 30 located Fabry-Perot resonator 60 is placed.
- the Fabry-Perot resonator 60 comprises two Fabry-Perot resonator mirrors 61 and a Fabry-Perot resonator cavity 62.
- the n-doped semiconductor region 10 has laterally on Wel ⁇ lenleiter 30, the width B.
- the heat source 2 is - viewed in the longitudinal direction of the waveguide 30 - arranged to the left of the rib waveguide and thermally connected via the left land portion 40 with the waveguide 30.
- Both the n-doped semiconductor region 10 and the salicide 15a and 15b are located at a distance A from the waveguide 30 so that there is no overlap with the optical mode 35 guided in the waveguide 30, to avoid absorption losses.
- the n-doping of the semiconductor region 10 is advantageous due to the higher electrical resistance compared to p-doping.
- the lower limit for the total size of the Fabry-Perot resonators ⁇ gate 60 is not limited by the diameter C or the position of the salicide 15a and 15b for electrically contacting the heat source and the size and position of the n-doped semi ⁇ conductor region 10th
- the heating efficiency in the embodiment of Figure 1 advantageously increased in comparison with heat sources at their plate-over the waveguide 30 and through an oxide 51, here in the form of an oxide ⁇ layer, are separated from the waveguide 30.
- the heat dissipation for cooling the Fabry-Perot resonator 60 occurs laterally to the waveguide 30, without the dissipated heat, such as in a ring resonator, ei ⁇ nen waveguide must go through.
- the guided optical mode in the waveguide 30 has a 35 Feldvertei ⁇ lung caused by the refractive indices of the material of Wel ⁇ lenleiters 30 and determined the waveguide 30 surrounding materials.
- the oxide 51 and below the waveguide 30 is an insulator 52nd
- the web portion 40 and the waveguide 30 are in the embodiment of Figure 1 and 2 from the same Materi ⁇ al.
- the waveguide 30 is at least in a Ab ⁇ section within the resonator preferably a rib ⁇ waveguide, which has a waveguide rib and - seen in the longitudinal ⁇ direction of the waveguide - left and right next to the rib each have a web portion 40.
- the Stegbe ⁇ rich 40 each form a shell portion of the Rippenwel ⁇ lenleiters and have a smaller layer thickness than the rib.
- the heat source 2 is - viewed in the longitudinal direction of the waveguide 30 - arranged in the representation and viewing direction of Figure 2 to the left of the rib waveguide and thermally connected via the left land area 40 with the waveguide 30.
- the heat source 2 comprises the salicide 15 a, on which a metal-filled through hole 20 a formed in the oxide 51 is located.
- the metal filling in the through hole 20a is connected to a wire 21a, which in turn is electrically contacted with further wires via another through hole 22a.
- FIG. 3 shows a further exemplary embodiment of an optoelectronic component 1 which is equipped with a heat source 2.
- a Fabry-Perot resonator 60 is placed as in FIG. Left and right of the waveguide 30 there are loading an anode 71 and a cathode 72.
- the intrinsi ⁇ specific region 73 includes the volume between the anode 71 and Ka ⁇ Thode 72, which together function as a diode.
- an electro-optical Fabry-Perot modulator 70 is thus formed.
- the heat source 2 described in FIG. 1 and FIG. 2 here consists of an n-doped semiconductor region 10 and is placed parallel to the waveguide 30 - seen in the waveguide longitudinal direction - behind or in front of the electro-optical Fabry-Perot modulator 70, with as much as possible small distance E between the n-doped semiconductor region 10 and the e lektro-optical Fabry-Perot modulator 70.
- a minimum distance for the distance E should be maintained.
- the distance A between n-doped semiconductor region and waveguide 30 should also be as small as possible, without an overlap between n-doped semiconductor region 10 and the guided optical mode 35 leads to absorption losses.
- 4 shows an embodiment for a optoe ⁇ lektronisches component 1, which is equipped with two heat sources from 2 ⁇ .
- the heat sources 2 serve to control the temperature of a Fabry-Perot resonator 60.
- the heat sources 2 are realized here as p-doped semiconductor regions 11.
- the two preferably identical heat sources 2 are placed in the Ab ⁇ stand A symmetrical left and right of the waveguide 30. Thereby, a symmetrical heat input into the Fabry-Perot resonator is given 60, whereby the field distribution of the guided optical mode is also changed symmetrically about the generated refractive index change, which is before ⁇ geous with respect to the propagation losses in the waveguide 30th
- the maximum distance A + F for the heat ⁇ transportation must be considered.
- a bilateral symmetrical arrangement of two heat sources reduces the maximum distance for the heat transfer to A + 0.5F, where ⁇ is increased by the heating efficiency.
- FIG. 5 shows a further exemplary embodiment of an optoelectronic component 1 provided with two heat sources 2 for temperature control of an electro-optical Fabry-Perot Modulators 70 is equipped.
- the two preferably heat sources 2 are n-doped semiconductor regions 10 at a distance A symmetrical left and right of the waveguide 30 and at a distance E in the direction of the waveguide 30 behind or in front of the electro-optical Fabry -Perot modulator 70 placed.
- FIG. 6 shows a further exemplary embodiment of an optoelectronic component 1 which is equipped with two heat sources 2 for controlling the temperature of an electro-optical Fabry-Perot modulator 70.
- the n-doped semiconductor regions 10 extend into the web area 40th
- the distance between the n-doped semiconductor regions 10 can be reduced from the waveguide 30, whereby the distance A is reduced and thus the Schueffi ⁇ efficiency is improved.
- the absorption of optical radiation propagating in the waveguide 30 increases. Therefore, a balance for the distance A must be which combines high heating efficiency with tolerable optical losses.
- FIG. 7 shows a further exemplary embodiment of an optoelectronic component 1 which is equipped with two heat sources 2 for temperature control of an electro-optical Fabry-Perot modulator 70.
- the heat sources are realized here as n-doped semiconductor regions 10.
- Waveguide 30 lateral width of the n-doped Halbleitbe ⁇ rich 10 of the width B in the vicinity of the salicide 15 a and 15 b and each located above the salicide vertical metal-filled through holes 20, 20 b to the width D in the middle of the n-doped semiconductor regions 10th
- WO is increased by the heating efficiency.
- FIG. 8 shows a variant of the exemplary embodiment according to FIG. 1, in which no n- or p-doped semiconductor region is present and instead an extruded salicide 16 in the form of a strip parallel to the direction of the waveguide 30 is used as the heat source.
- the thinner layer thickness of the salicide allows the realization of a spatially more localized heat source.
- FIG. 8 also shows a control device 100 which controls the heat source 2 in dependence on a measured variable M of a detection device, not shown in green, of the overview, in particular the current through the sensor electrical conductor area of the heat source adjusts.
- the detection device preferably serves to detect a measured variable indicating the respective operating point of the component 1.
- the heat source 2 the detecting means indicative of the detection of the respective operating point of the component 1 measured variables ⁇ SSE M and the controller 100 form an operating point setting means of the device 1.
- the detection means preferably detects the optical output of the device 1, and the control means 100 preferably controls the heat source 2 in response to the optical output signal, in particular the amplitude or wavelength of the optical output signal to.
- Figure 9 shows a variant of the embodiment according to the invention according to Figure 8 in an isometric depicting ⁇ lung.
- extruded salicide 16 on a non-doped semiconductor region 50 a parallel to the direction-of the waveguide 30 extruded vertical metallge ⁇ filled through hole 23 realized in the oxide 51 as a heat source for a Fabry-Perot resonator 60 here.
- This variant he ⁇ laubt the realization of a spatially more extensive heat source.
- the waveguide 30 is preferably a silicon ridge waveguide formed in a waveguiding semiconductor layer of silicon.
- the rib or the waveguide 30 and the adjacent web regions 40 therefore preferably each consist of silicon material.
- the wave-guiding layer is preferably silicon oxide 51 on a silicon dioxide, especially a silicon dioxide ⁇ layer. In other words, it is preferably an SOI rib waveguide or a silicon waveguide based on SOI material.
- the layer thickness of the silicon layer in the region of the shafts ⁇ conductor 30 or the rib is preferably in a range between 150 nm and 300 nm.
- the film thickness in the adjoining web portions 40 is preferably in a range between 50 nm and 200 nm.
- the ratio between the fin height, that is to say the layer thickness in the rib area, and the layer thickness in the adjacent land areas 40 is preferably in a range between 1.2 and 4.5.
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Integrated Circuits (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015206847.1A DE102015206847A1 (de) | 2015-04-16 | 2015-04-16 | Optoelektronisches Bauelement mit Resonator |
PCT/DE2016/200180 WO2016165708A1 (de) | 2015-04-16 | 2016-04-12 | Optoelektronisches bauelement mit resonator |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3283910A1 true EP3283910A1 (de) | 2018-02-21 |
Family
ID=56148040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16730679.4A Withdrawn EP3283910A1 (de) | 2015-04-16 | 2016-04-12 | Optoelektronisches bauelement mit resonator |
Country Status (5)
Country | Link |
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US (1) | US10025030B2 (de) |
EP (1) | EP3283910A1 (de) |
CN (1) | CN107438794A (de) |
DE (2) | DE102015206847A1 (de) |
WO (1) | WO2016165708A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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GB2571269B (en) | 2018-02-21 | 2021-07-07 | Rockley Photonics Ltd | Optoelectronic device |
GB2587071A (en) | 2019-06-13 | 2021-03-17 | Rockley Photonics Ltd | Multilayer metal stack heater |
CN110737114A (zh) * | 2019-10-10 | 2020-01-31 | 深圳大学 | 光调制器 |
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US6393185B1 (en) * | 1999-11-03 | 2002-05-21 | Sparkolor Corporation | Differential waveguide pair |
US6243517B1 (en) * | 1999-11-04 | 2001-06-05 | Sparkolor Corporation | Channel-switched cross-connect |
GB2376532A (en) * | 2001-06-15 | 2002-12-18 | Kymata Ltd | Thermally controlled optical resonator |
JP4945907B2 (ja) * | 2005-03-03 | 2012-06-06 | 日本電気株式会社 | 波長可変レーザ |
JP2007271704A (ja) * | 2006-03-30 | 2007-10-18 | Nec Corp | 可変光制御デバイス及び可変光制御方法 |
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2015
- 2015-04-16 DE DE102015206847.1A patent/DE102015206847A1/de not_active Withdrawn
-
2016
- 2016-04-12 CN CN201680020702.3A patent/CN107438794A/zh active Pending
- 2016-04-12 EP EP16730679.4A patent/EP3283910A1/de not_active Withdrawn
- 2016-04-12 US US15/565,135 patent/US10025030B2/en active Active
- 2016-04-12 DE DE112016001724.3T patent/DE112016001724A5/de not_active Withdrawn
- 2016-04-12 WO PCT/DE2016/200180 patent/WO2016165708A1/de active Application Filing
Also Published As
Publication number | Publication date |
---|---|
DE102015206847A1 (de) | 2016-10-20 |
DE112016001724A5 (de) | 2017-12-28 |
WO2016165708A1 (de) | 2016-10-20 |
US10025030B2 (en) | 2018-07-17 |
US20180100966A1 (en) | 2018-04-12 |
CN107438794A (zh) | 2017-12-05 |
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