CN104865653A - Optical assembly for being vertically coupled with photoelectric transceiving array and manufacturing method - Google Patents
Optical assembly for being vertically coupled with photoelectric transceiving array and manufacturing method Download PDFInfo
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- CN104865653A CN104865653A CN201510324004.XA CN201510324004A CN104865653A CN 104865653 A CN104865653 A CN 104865653A CN 201510324004 A CN201510324004 A CN 201510324004A CN 104865653 A CN104865653 A CN 104865653A
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- 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
- G02B6/42—Coupling light guides with opto-electronic elements
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- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4214—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element having redirecting reflective means, e.g. mirrors, prisms for deflecting the radiation from horizontal to down- or upward direction toward a device
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- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
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- Optics & Photonics (AREA)
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Abstract
The invention discloses an optical assembly for being vertically coupled with a photoelectric transceiving array and a manufacturing method, relating to the field of optical fiber communication. The optical assembly comprises an optical signal transmission device and a reflecting prism, wherein the optical signal transmission device is a multi-core optical fiber array or an array waveguide grating chip; the reflecting prism is a right trapezoid prism or a right triangle prism; the optical signal transmission device is connected with the reflecting prism through an adhesive. Rotation of a light path is realized through the reflecting prism, so that the output end face of the array waveguide grating chip or the output end face of the optical fiber array can be avoided, and the problem that the optical fiber is broken and the ground optical fiber in the later using stage is easily damaged and cannot be used when the optical fiber is ground is solved. According to the optical assembly, large-scaled production is easy and the yield is relatively high. The vertical coupling efficiency between the optical assembly and the photoelectric transceiving array can be effectively improved.
Description
Technical field
The present invention relates to fiber optic communication field, specifically relate to a kind of for the optical module vertical coupled with optoelectronic transceiver array and method for making.
Background technology
Along with the development of optical transport research, wavelength-division multiplex technique has become a kind of effective means increasing communication information capacity.Wavelength-division multiplex refers to multiple wavelength, be coupled in same waveguide of optical link or optical fiber and transmit, demultiplexing refers to the technology of being separated by wavelength by light total in a waveguide or optical fiber, array waveguide grating is a kind of ideal component realizing wavelength-division multiplex/demultiplexing, being coupled of optical channel can be carried out with optoelectronic transceiver array, realize the mutual conversion of light signal and electric signal.What often adopt at present the method for light path corner to realize between array waveguide grating and optoelectronic transceiver array is vertical coupled, is generally that fiber array is ground catoptron at 45 °, realizes 90 ° of corners of light signal.Adopt the method to realize light path corner in actual applications, show following problem:
When 1, grinding fiber array, need to destroy the output end face of array waveguide grid chip or the output end face of fiber array, easily cause fibercuts during grinding optical fiber, be not easy to large-scale production, and qualification rate is lower.After grinding, the mill tangent plane lower end of optical fiber is very frangible, is easy to breakage and cannot uses in subsequent process.
2, when grinding optical fiber, optical fiber may bend or reverse, the precision of impact grinding angle, thus affects the reflection precision of fiber array, and then causes the coupling efficiency between array waveguide grating and optoelectronic transceiver array lower.
3, when array waveguide grating and optoelectronic transceiver array couples, the reflector space of optical fiber cannot use and do seamless coupling without shadow glue, cause light signal to transmit in atmosphere, thus hot spot is dispersed, cause the coupling efficiency between array waveguide grating and optoelectronic transceiver array lower further.
Summary of the invention
The object of the invention is the deficiency in order to overcome above-mentioned background technology, there is provided a kind of for the optical module vertical coupled with optoelectronic transceiver array and method for making, light path corner is realized by reflecting prism, can avoid destroying the output end face of array waveguide grid chip or the output end face of fiber array, the optical fiber after fibercuts, grinding cracky and problem that cannot use when the later stage uses is caused when avoiding grinding optical fiber, be easy to large-scale production, and qualification rate is higher; Effectively can improve the vertical coupled efficiency between optical module and optoelectronic transceiver array.
The invention provides a kind of for the optical module vertical coupled with optoelectronic transceiver array, comprise light signal transmission device and reflecting prism, described light signal transmission device is multi-core fiber array or array waveguide grid chip, and described reflecting prism is right-angled trapezium prism or right-angle triangle prism;
When reflecting prism is right-angled trapezium prism, it comprises upper bottom surface, bottom surface, right angle central plane and oblique girdle plane, and the angle between oblique girdle plane and bottom surface is 41 ° ~ 45 °, and described light signal transmission device is connected with right angle central plane by bonding agent;
When reflecting prism is right-angle triangle prism, it comprises the first right-angle surface, the second right-angle surface and inclined-plane, and the angle between the first right-angle surface and inclined-plane is 41 ° ~ 45 °, and described light signal transmission device is connected with the second right-angle surface by bonding agent.
On the basis of technique scheme, when reflecting prism is right-angled trapezium prism, described right angle central plane is equal with the height of light signal transmission device; When reflecting prism is right-angle triangle prism, described second right-angle surface is equal with the height of light signal transmission device.
On the basis of technique scheme, when reflecting prism is right-angled trapezium prism, the outside surface of described oblique girdle plane is provided with total reflection film; When reflecting prism is right-angle triangle prism, the outside surface on described inclined-plane is provided with total reflection film.
On the basis of technique scheme, the refractive index of described bonding agent, reflecting prism, light signal transmission device is consistent.
On the basis of technique scheme, when light signal transmission device is array waveguide grid chip, array waveguide grid chip is also connected with single-core fiber array.
On the basis of technique scheme, the refractive index of described bonding agent, reflecting prism, array waveguide grid chip, single-core fiber array is consistent.
On the basis of technique scheme, described bonding agent is without shadow glue.
The present invention also provides a kind of based on the above-mentioned method for making for the optical module vertical coupled with optoelectronic transceiver array, comprises the following steps:
S1: select right-angled trapezium prism or right-angle triangle prism as reflecting prism, forward S2 to;
S2: to the oblique girdle plane of right-angled trapezium prism or grind or wire-drawing shape process the inclined-plane of right-angle triangle prism, forwards S3 to;
S3: use angle testing tool carries out angle detection to the angle between the first right-angle surface of the angle between the first right-angle surface of right-angled trapezium prism and inclined-plane or right-angle triangle prism and inclined-plane, if test failure, forwards S2 to, otherwise, forward S4 to;
S4: light signal transmission device is placed on locating platform, light source is connected in the side of light signal transmission device, opposite side connects luminous power testing apparatus, the luminous power transmitted in test light signal transmitting apparatus, after the luminous power of transmission reaches regulation requirement, by the right angle central plane of right-angled trapezium prism or the second right-angle surface of Tp, be connected with light signal transmission device by bonding agent, form optical module, terminate.
On the basis of technique scheme, further comprising the steps of after S4:
Optical module is put into environment testing case and carries out environmental testing and optical performance test, if environmental testing or optic test defective, then optical module is substandard product, terminate; Otherwise, check that whether optical module has bad, if do not have bad, then optical module is specification product, if having bad, then optical module is substandard product, terminates under the microscope.
Compared with prior art, advantage of the present invention is as follows:
(1) optical module in the present invention realizes light path corner by reflecting prism, compare and fiber array is ground catoptron at 45 ° realize light path corner, can avoid destroying the output end face of array waveguide grid chip or the output end face of fiber array, the optical fiber after fibercuts, grinding cracky and problem that cannot use when the later stage uses is caused when avoiding grinding optical fiber, and optical module is easy to large-scale production, qualification rate is higher.
(2) reflecting prism in the present invention is easy to processing process, and its reflection precision is high, effectively can improve the vertical coupled efficiency between optical module and optoelectronic transceiver array.
(3) in the present invention, reflecting prism is fixed in optical module by bonding agent, bonding agent can avoid light signal to transmit in atmosphere, and dust can be stoped to enter between reflecting prism and multi-core fiber array or array waveguide grid chip, improve the vertical coupled efficiency between optical module and optoelectronic transceiver array further.
(4) in the present invention, the refractive index of bonding agent, reflecting prism, light signal transmission device is consistent, makes light signal reliable propagation in totally enclosed light path, improves the vertical coupled efficiency between optical module and optoelectronic transceiver array further.
(5) be provided with total reflection film in the present invention, optoelectronic transceiver array or light signal transmission device can be reflexed to by from reflecting prism internal transmission light signal out, improve the vertical coupled efficiency between optical module and optoelectronic transceiver array further.
Accompanying drawing explanation
Fig. 1 is the structural representation of optical module in example 1 of the present invention.
Fig. 2 is the structural representation of optical module in example 2 of the present invention.
Fig. 3 is the structural representation of optical module in example 3 of the present invention.
Fig. 4 is the structural representation of optical module in example 4 of the present invention.
Fig. 5 is the process flow diagram for the method for making of the optical module vertical coupled with optoelectronic transceiver array in the embodiment of the present invention.
Reference numeral: 1-multi-core fiber array, 2-bonding agent, 3-reflecting prism, 3a-bottom surface, 3b-oblique girdle plane, 3c-upper bottom surface, 3d-right angle central plane, 3e-first right-angle surface, 3f-inclined-plane, 3g-second right-angle surface, 4-single-core fiber array, 5-array waveguide grid chip.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Embodiment 1
Shown in Figure 1, embodiment 1 provides a kind of for the optical module vertical coupled with optoelectronic transceiver array, and this optical module comprises multi-core fiber array 1 and reflecting prism 3.Reflecting prism 3 is right-angled trapezium prism, it comprises upper bottom surface 3c, bottom surface 3a, right angle central plane 3d and oblique girdle plane 3b, angle between oblique girdle plane 3b and bottom surface 3a is 41 ° ~ 45 °, the height of right angle central plane 3d is equaled the height of multi-core fiber array 1 and is connected with multi-core fiber array 1 by bonding agent 2, right-angled trapezium prism can uprightly be arranged, also can stand upside down setting, in the present embodiment, right-angled trapezium prism stands upside down and arranges.
Bonding agent 2 is such as, without shadow glue, acrylates.Bonding agent 2, reflecting prism 3 are consistent with the refractive index of multi-core fiber array 1, ensure that light signal can linearly be propagated in the inside of multi-core fiber array 1, bonding agent 2 and reflecting prism 3 successively.
In order to strengthen the reflex of oblique girdle plane 3b to light signal, the outside surface of oblique girdle plane 3b is provided with total reflection film.
In implementation column 1 optical module and the vertical coupled mode of optoelectronic transceiver array as follows:
When right-angled trapezium prism is upright arrange time, optoelectronic transceiver array is positioned over immediately below right-angled trapezium prism bottom surface 3a; When the handstand of right-angled trapezium prism is arranged, optoelectronic transceiver array is positioned over directly over right-angled trapezium prism bottom surface 3a (shown in Figure 1).Come from the light signal of multi-core fiber array 1, after bonding agent 2, enter right-angled trapezium prism inside by right angle central plane 3d and continue transmission, after arriving oblique girdle plane 3b, optical signals oblique girdle plane 3b reflexes to bottom surface 3a, then is transmitted through optoelectronic transceiver array received by bottom surface 3a.
After light signal arrives oblique girdle plane 3b, if there is optical signals oblique girdle plane 3b to be transmitted through total reflection film, by total reflection film, the light signal of oblique girdle plane 3b transmission is reflexed to bottom surface 3a, then be transmitted through the reception of optoelectronic transceiver array by bottom surface 3a.
In reverse direction, after optoelectronic transceiver array converts the electrical signal to light signal, light signal is sent to the bottom surface 3a of right-angled trapezium prism, optical signals bottom surface 3a transmission, enter right-angled trapezium prism inside and continue transmission, after arriving oblique girdle plane 3b, optical signals oblique girdle plane 3b reflexes to right angle central plane 3d, then is transmitted through multi-core fiber array 1 by right angle central plane 3d.
After light signal arrives oblique girdle plane 3b, if there is optical signals oblique girdle plane 3b to be transmitted through total reflection film, by total reflection film, the light signal of oblique girdle plane 3b transmission is reflexed to right angle central plane 3d, then be transmitted through multi-core fiber array 1 by right angle central plane 3d.
Embodiment 2
Shown in Figure 2, embodiment 2 provides a kind of for the optical module vertical coupled with optoelectronic transceiver array, and this optical module comprises multi-core fiber array 1 and reflecting prism 3.Reflecting prism 3 is right-angle triangle prism, it comprises the first right-angle surface 3e, the second right-angle surface 3g and inclined-plane 3f, angle between first right-angle surface 3e and inclined-plane 3f is 41 ° ~ 45 °, the height of the second right-angle surface 3g is equaled the height of multi-core fiber array 1 and is connected with multi-core fiber array 1 by bonding agent 2, first right-angle surface 3e can be positioned at the top of inclined-plane 3f, also can be positioned at the top of inclined-plane 3f, in the present embodiment, the first right-angle surface 3e is positioned at the top of inclined-plane 3f.
Bonding agent 2 is such as, without shadow glue, acrylates.Bonding agent 2, reflecting prism 3 are consistent with the refractive index of multi-core fiber array 1, ensure that light signal can linearly be propagated in the inside of multi-core fiber array 1, bonding agent 2 and reflecting prism 3 successively.
In order to strengthen the reflex of inclined-plane 3f to light signal, the outside surface of inclined-plane 3f is provided with total reflection film.
In implementation column 2 optical module and the vertical coupled mode of optoelectronic transceiver array as follows:
When the first right-angle surface 3e of right-angle triangle prism is positioned at the top of inclined-plane 3f, optoelectronic transceiver array is positioned over (shown in Figure 2) directly over the first right-angle surface 3e; When the first right-angle surface 3e of right-angle triangle prism is positioned at the below of inclined-plane 3f, optoelectronic transceiver array is positioned over immediately below the first right-angle surface 3e; Come from the light signal of multi-core fiber array 1, after bonding agent 2, by the second right angle, enter right-angle triangle prism inside continue transmission, after reaching inclined-plane 3f, optical signals inclined-plane 3f reflexes to the first right-angle surface 3e, then is transmitted through optoelectronic transceiver array received by the first right-angle surface 3e.
After light signal reaches inclined-plane 3f, if there is optical signals inclined-plane 3f to be transmitted through total reflection film, by total reflection film, the light signal of inclined-plane 3f transmission is reflexed to the first right-angle surface 3e, then be transmitted through optoelectronic transceiver array by the first right-angle surface 3e and connect reception.
In reverse direction, after optoelectronic transceiver array converts the electrical signal to light signal, light signal is sent to the first right-angle surface 3e of right-angle triangle prism, light signal is through the first right-angle surface 3e transmission, enter right-angled trapezium prism inside and continue transmission, after arriving inclined-plane 3f, optical signals inclined-plane 3f reflexes to the second right-angle surface 3g, then is transmitted through multi-core fiber array 1 by the second right-angle surface 3g.
After light signal arrives inclined-plane 3f, if there is optical signals inclined-plane 3f to be transmitted through total reflection film, by total reflection film, the light signal of inclined-plane 3f transmission reflexed to the second right-angle surface 3g, then be transmitted through multi-core fiber array 1 by the second right-angle surface 3g.
Embodiment 3
Shown in Figure 3, embodiment 3 provides a kind of for the optical module vertical coupled with optoelectronic transceiver array, and this optical module comprises array waveguide grid chip 5 and reflecting prism 3.Reflecting prism 3 is right-angled trapezium prism, it comprises upper bottom surface 3c, bottom surface 3a, right angle central plane 3d and oblique girdle plane 3b, angle between oblique girdle plane 3b and bottom surface 3a is 41 ° ~ 45 °, the height of right angle central plane 3d is equaled the height of array waveguide grid chip 5 and is connected with array waveguide grid chip 5 by bonding agent 2, right-angled trapezium prism can uprightly be arranged, also can stand upside down setting, in the present embodiment, right-angled trapezium prism stands upside down and arranges.
Bonding agent 2 is such as, without shadow glue, acrylates.In the present embodiment, array waveguide grid chip 5 can be connected with single-core fiber array 4, the refractive index of bonding agent 2, reflecting prism 3, array waveguide grid chip 5, single-core fiber array 4 is consistent, ensures that light signal can linearly be propagated in the inside of single-core fiber array 4, array waveguide grid chip 5, bonding agent 2 and reflecting prism 3 successively.
In order to strengthen the reflex of oblique girdle plane 3b to light signal, the outside surface of oblique girdle plane 3b is provided with total reflection film.
In implementation column 3 optical module and the vertical coupled mode of optoelectronic transceiver array as follows:
When right-angled trapezium prism is upright arrange time, optoelectronic transceiver array is positioned over immediately below right-angled trapezium prism bottom surface 3a; When the handstand of right-angled trapezium prism is arranged, optoelectronic transceiver array is positioned over directly over right-angled trapezium prism bottom surface 3a (shown in Figure 3).Come from the light signal of array waveguide grid chip 5 (when array waveguide grid chip 5 is connected with single-core fiber array 4, optical signals single-core fiber array 4 transfers to array waveguide grid chip 5), enter right-angled trapezium prism inside through bonding agent 2 and continue transmission, after arriving oblique girdle plane 3b, reflex to bottom surface 3a by oblique girdle plane 3b, then reflex to optoelectronic transceiver array received by bottom surface 3a.
After light signal arrives oblique girdle plane 3b, if there is optical signals oblique girdle plane 3b to be transmitted through total reflection film, by total reflection film, the light signal of oblique girdle plane 3b transmission is reflexed to bottom surface 3a, then be transmitted through the reception of optoelectronic transceiver array by bottom surface 3a.
In reverse direction, after optoelectronic transceiver array converts the electrical signal to light signal, light signal is sent to the bottom surface 3a of right-angled trapezium prism, optical signals bottom surface 3a transmission, enter right-angled trapezium prism inside and continue transmission, after arriving oblique girdle plane 3b, optical signals oblique girdle plane 3b reflexes to right angle central plane 3d, again by right angle central plane 3d be transmitted through array waveguide grid chip 5 (when array waveguide grid chip 5 is connected with single-core fiber array 4, array waveguide grid chip 5 again by optical signal transmission to single-core fiber array 4).
After light signal arrives oblique girdle plane 3b, if there is optical signals oblique girdle plane 3b to be transmitted through total reflection film, by total reflection film, the light signal of oblique girdle plane 3b transmission is reflexed to right angle central plane 3d, then be transmitted through array waveguide grid chip 5 by right angle central plane 3d.
Embodiment 4
Shown in Figure 4, embodiment 4 provides a kind of for the optical module vertical coupled with optoelectronic transceiver array, and this optical module comprises array waveguide grid chip 5 and reflecting prism 3.
Reflecting prism 3 is right-angle triangle prism, it comprises the first right-angle surface 3e, the second right-angle surface 3g and inclined-plane 3f, angle between first right-angle surface 3e and inclined-plane 3f is 41 ° ~ 45 °, the height of the second right-angle surface 3g is equaled the height of array waveguide grid chip 5 and is connected with array waveguide grid chip 5 by bonding agent 2, first right-angle surface 3e can be positioned at the top of inclined-plane 3f, also can be positioned at the top of inclined-plane 3f, in the present embodiment, the first right-angle surface 3e is positioned at the top of inclined-plane 3f.
Bonding agent 2 is such as, without shadow glue, acrylates.In the present embodiment, array waveguide grid chip 5 can be connected with single-core fiber array 4, the refractive index of bonding agent 2, reflecting prism 3, array waveguide grid chip 5, single-core fiber array 4 is consistent, ensures that light signal can linearly be propagated in the inside of single-core fiber array 4, array waveguide grid chip 5, bonding agent 2 and reflecting prism 3 successively.
In order to strengthen the reflex of inclined-plane 3f to light signal, the outside surface of inclined-plane 3f is provided with total reflection film.
In implementation column 4 optical module and the vertical coupled mode of optoelectronic transceiver array as follows:
When the first right-angle surface 3e of right-angle triangle prism is positioned at the top of inclined-plane 3f, optoelectronic transceiver array is positioned over (shown in Figure 4) directly over the first right-angle surface 3e; When the first right-angle surface 3e of right-angle triangle prism is positioned at the below of inclined-plane 3f, optoelectronic transceiver array is positioned over immediately below the first right-angle surface 3e; Come from the light signal of array waveguide grid chip 5 (when array waveguide grid chip 5 is connected with single-core fiber array 4, optical signals single-core fiber array 4 transfers to array waveguide grid chip 5), after bonding agent 2, enter right-angle triangle prism inside by the second right angle continue transmission, after reaching inclined-plane 3f, optical signals inclined-plane 3f reflexes to the first right-angle surface 3e, then is transmitted through optoelectronic transceiver array received by the first right-angle surface 3e.
After light signal reaches inclined-plane 3f, if there is optical signals inclined-plane 3f to be transmitted through total reflection film, by total reflection film, the light signal of inclined-plane 3f transmission is reflexed to the first right-angle surface 3e, then be transmitted through optoelectronic transceiver array by the first right-angle surface 3e and connect reception.
In reverse direction, after optoelectronic transceiver array converts the electrical signal to light signal, light signal is sent to the first right-angle surface 3e of right-angle triangle prism, optical signals first right-angle surface 3e transmission, enter right-angle triangle prism inside and continue transmission, after arriving inclined-plane 3f, optical signals inclined-plane 3f reflexes to the second right-angle surface 3g, again by the second right-angle surface 3g be transmitted through array waveguide grid chip 5 (when array waveguide grid chip 5 is connected with single-core fiber array 4, array waveguide grid chip 5 again by optical signal transmission to single-core fiber array 4).
After light signal arrives inclined-plane 3f, if there is optical signals inclined-plane 3f to be transmitted through total reflection film, by total reflection film, the light signal of inclined-plane 3f transmission reflexed to the second right-angle surface 3g, then be transmitted through array waveguide grid chip 5 by the second right-angle surface 3g.
Shown in Figure 5, the embodiment of the present invention also provides a kind of above-mentioned method for making for the optical module vertical coupled with optoelectronic transceiver array, comprises the steps:
S1: select right-angled trapezium prism or right-angle triangle prism as reflecting prism 3, forward S2 to.
S2: the oblique girdle plane 3b to right-angled trapezium prism or the inclined-plane 3f to right-angle triangle prism grinds or wire-drawing shape process, forward S3 to.
S3: use angle testing tool carries out angle detection to the angle between the first right-angle surface 3e of the angle between the first right-angle surface 3e of right-angled trapezium prism and inclined-plane 3f or right-angle triangle prism and inclined-plane 3f, if test failure, forward S2 to, otherwise, forward S4 to.
S4: light signal transmission device is placed on locating platform, light source is connected in the side of light signal transmission device, opposite side connects luminous power testing apparatus, the luminous power transmitted in test light signal transmitting apparatus, after the luminous power of transmission reaches regulation requirement, by the right angle central plane 3d of right-angled trapezium prism or the second right-angle surface 3g of Tp, be connected with light signal transmission device by bonding agent 2, form optical module, forward S5 to.
S5: optical module is put into environment testing case and carry out environmental testing and optical performance test, if environmental testing or optic test defective, then optical module is substandard product, terminate, otherwise, forward S6 to.
S6: check that whether optical module has bad, if do not have bad, then optical module is specification product, if having bad, then optical module is substandard product, terminates under the microscope.
Those skilled in the art can carry out various modifications and variations to the embodiment of the present invention, if these amendments and modification are within the scope of the claims in the present invention and equivalent technologies thereof, then these revise and modification also within protection scope of the present invention.
The prior art that the content do not described in detail in instructions is known to the skilled person.
Claims (9)
1. one kind for the optical module vertical coupled with optoelectronic transceiver array, it is characterized in that: comprise light signal transmission device and reflecting prism (3), described light signal transmission device is multi-core fiber array (1) or array waveguide grid chip (5), and described reflecting prism (3) is right-angled trapezium prism or right-angle triangle prism;
When reflecting prism (3) is for right-angled trapezium prism, it comprises upper bottom surface (3c), bottom surface (3a), right angle central plane (3d) and oblique girdle plane (3b), angle between oblique girdle plane (3b) and bottom surface (3a) is 41 ° ~ 45 °, and described light signal transmission device is connected with right angle central plane (3d) by bonding agent (2);
When reflecting prism (3) is for right-angle triangle prism, it comprises the first right-angle surface (3e), the second right-angle surface (3g) and inclined-plane (3f), angle between first right-angle surface (3e) and inclined-plane (3f) is 41 ° ~ 45 °, and described light signal transmission device is connected with the second right-angle surface (3g) by bonding agent (2).
2. as claimed in claim 1 for the optical module vertical coupled with optoelectronic transceiver array, it is characterized in that: when reflecting prism (3) is for right-angled trapezium prism, described right angle central plane (3d) is equal with the height of light signal transmission device; When reflecting prism (3) is for right-angle triangle prism, described second right-angle surface (3g) is equal with the height of light signal transmission device.
3. as claimed in claim 1 for the optical module vertical coupled with optoelectronic transceiver array, it is characterized in that: when reflecting prism (3) is for right-angled trapezium prism, the outside surface of described oblique girdle plane (3b) is provided with total reflection film; When reflecting prism (3) is for right-angle triangle prism, the outside surface of described inclined-plane (3f) is provided with total reflection film.
4. as claimed in claim 1 for the optical module vertical coupled with optoelectronic transceiver array, it is characterized in that: the refractive index of described bonding agent (2), reflecting prism (3), light signal transmission device is consistent.
5. as claimed in claim 1 for the optical module vertical coupled with optoelectronic transceiver array, it is characterized in that: when light signal transmission device is array waveguide grid chip (5), array waveguide grid chip (5) is also connected with single-core fiber array (4).
6. as claimed in claim 5 for the optical module vertical coupled with optoelectronic transceiver array, it is characterized in that: the refractive index of described bonding agent (2), reflecting prism (3), array waveguide grid chip (5), single-core fiber array (4) is consistent.
7. according to any one of claim 1 to 6 for the optical module vertical coupled with optoelectronic transceiver array, it is characterized in that: described bonding agent (2) is for without shadow glue.
8., based on the method for making for the optical module vertical coupled with optoelectronic transceiver array according to any one of the claims 1 to 7, it is characterized in that, comprise the following steps:
S1: select right-angled trapezium prism or right-angle triangle prism as reflecting prism (3), forward S2 to;
S2: the oblique girdle plane (3b) to right-angled trapezium prism or the inclined-plane (3f) to right-angle triangle prism grind or wire-drawing shape process, forward S3 to;
S3: use angle testing tool carries out angle detection to the angle between first right-angle surface (3e) of the angle between first right-angle surface (3e) of right-angled trapezium prism and inclined-plane (3f) or right-angle triangle prism and inclined-plane (3f), if test failure, forward S2 to, otherwise, forward S4 to;
S4: light signal transmission device is placed on locating platform, light source is connected in the side of light signal transmission device, opposite side connects luminous power testing apparatus, the luminous power transmitted in test light signal transmitting apparatus, after the luminous power of transmission reaches regulation requirement, by the right angle central plane (3d) of right-angled trapezium prism or second right-angle surface (3g) of Tp, be connected with light signal transmission device by bonding agent (2), form optical module, terminate.
9., as claimed in claim 8 for the method for making of the optical module vertical coupled with optoelectronic transceiver array, it is characterized in that, further comprising the steps of after S4:
Optical module is put into environment testing case and carries out environmental testing and optical performance test, if environmental testing or optic test defective, then optical module is substandard product, terminate; Otherwise, check that whether optical module has bad, if do not have bad, then optical module is specification product, if having bad, then optical module is substandard product, terminates under the microscope.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510324004.XA CN104865653B (en) | 2015-06-12 | 2015-06-12 | For the optical module vertical coupled with optoelectronic transceiver array and manufacture method |
| PCT/CN2016/076140 WO2016197642A1 (en) | 2015-06-12 | 2016-03-11 | Optical component for vertical coupling with photoelectric transceiver array and manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510324004.XA CN104865653B (en) | 2015-06-12 | 2015-06-12 | For the optical module vertical coupled with optoelectronic transceiver array and manufacture method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104865653A true CN104865653A (en) | 2015-08-26 |
| CN104865653B CN104865653B (en) | 2016-06-08 |
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| CN105425351A (en) * | 2015-12-14 | 2016-03-23 | 博创科技股份有限公司 | Packaging structure of light receiving/ transmitting sub module and manufacturing method thereof |
| WO2016197642A1 (en) * | 2015-06-12 | 2016-12-15 | 烽火通信科技股份有限公司 | Optical component for vertical coupling with photoelectric transceiver array and manufacturing method |
| CN106842428A (en) * | 2017-02-16 | 2017-06-13 | 深圳市鹏大光电技术有限公司 | For the self focusing light fibre array and its manufacture method of the coupling of VSCEL or PIN arrays |
| CN112327419A (en) * | 2020-11-03 | 2021-02-05 | 中航光电科技股份有限公司 | Waveguide vertical optical coupling structure |
| CN112698452A (en) * | 2019-10-22 | 2021-04-23 | 上海信及光子集成技术有限公司 | Optical waveguide chip probe and reflective vertical optical coupling structure based on same |
| CN113267847A (en) * | 2021-06-03 | 2021-08-17 | 中山大学 | Optical coupling device for coupling multi-core optical fiber and integrated optical chip and preparation method thereof |
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| CN112762861B (en) * | 2019-11-04 | 2022-11-08 | 聊城大学 | Multi-core optical fiber sensing assembly and multi-core optical fiber sensing system |
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Also Published As
| Publication number | Publication date |
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| CN104865653B (en) | 2016-06-08 |
| WO2016197642A1 (en) | 2016-12-15 |
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