CN107577015A - Optical transmitting set and optical module - Google Patents

Optical transmitting set and optical module Download PDF

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Publication number
CN107577015A
CN107577015A CN201710880959.2A CN201710880959A CN107577015A CN 107577015 A CN107577015 A CN 107577015A CN 201710880959 A CN201710880959 A CN 201710880959A CN 107577015 A CN107577015 A CN 107577015A
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China
Prior art keywords
light
lens
optical
laser
transmitting
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CN201710880959.2A
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Chinese (zh)
Inventor
唐永正
杜光超
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Hisense Broadband Multimedia Technology Co Ltd
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Hisense Broadband Multimedia Technology Co Ltd
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Priority to CN201710880959.2A priority Critical patent/CN107577015A/en
Publication of CN107577015A publication Critical patent/CN107577015A/en
Pending legal-status Critical Current

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Abstract

The application provides a kind of optical transmitting set and optical module.The optical transmitting set that the application provides, including:Laser array, the transmitting light path of one of laser is provided with collimation lens, the transmitting light path of other lasers is provided with regulation lens, collimation lens and regulation lens are arranged on above-mentioned array direction in non-rectilinear, the emitting light path of collimation lens and regulation lens is provided with the light multiplexing component for being used for that multichannel light beam to be synthesized to light beam all the way, the emitting light path of light multiplexing component is provided with condenser lens, and the emitting light path of condenser lens is provided with optical port;Collimation lens, for the beam collimation for launching laser, and collimated light beam is set to be irradiated to optical port after light multiplexing component and condenser lens;Adjust lens, for make laser launch light beam in a manner of parallel with collimated light beam incident light multiplexing assembly.The optical transmitting set and optical module that the application provides, yields is high and coupling time is shorter.

Description

Optical transmitting set and optical module
Technical field
The application is related to optical communication field, more particularly to a kind of optical transmitting set and optical module.
Background technology
In high-speed data communication field, due to the rate limit of electrical transmission, for transmission rate request in 40/100Gbps The Networks of Fiber Communications of speed, in order to ensure data can long range high-speed transfer, its generally using optical transmitting set by multichannel not The optical signal of co-wavelength, which is coupled into single-mode fiber, to be transmitted.For example, using optical transmitting set by the optical signal of 4 road different wave lengths It is coupled into single-mode fiber and is transmitted.
Existing 4 tunnel is multiplexed optical transmitting set, it is necessary to couple 4 road light letters respectively when by 4 road optical signal coupled into optical fibres Number, the position of fiber adapter when each road optical signal is coupled to maximum is found out, then pass through to calculate and determine the final of fiber adapter Position, to balance the luminous power of 4 road optical signals, ensure that the luminous power of 4 road optical signals is basically identical.
But when using this kind of method to couple 4 road optical signal, because 4 road optical signals enter the angle of fiber adapter Spend it is not quite identical, in order to balance the luminous power of 4 road optical signals, it may appear that the luminous power of 1 tunnel or multipath light signal be unsatisfactory for will Situation about asking, the yields of product are greatly affected.Further, since need first to couple 4 road optical signals, releveling 4 respectively The luminous power of road optical signal, the time of coupling also can be long, so as to influence the output capacity of optical transmitting set.
The content of the invention
In view of this, the application provides a kind of optical transmitting set and optical module, for solving existing optical transmitting set yields The problem of low and coupling time is longer.
The application first aspect provides a kind of optical transmitting set, including:Laser array, the transmitting light of one of laser Road is provided with collimation lens, and the transmitting light path of other lasers is provided with regulation lens, and the collimation lens and the regulation are saturating Mirror is arranged on the array direction in non-rectilinear, and the emitting light path of the collimation lens and the regulation lens, which is provided with, to be used for Multichannel light beam is synthesized to the light multiplexing component of light beam all the way, the emitting light path of the light multiplexing component is provided with condenser lens, institute The emitting light path for stating condenser lens is provided with optical port;Wherein,
The collimation lens, for the beam collimation for launching laser, and make collimated light beam through the light multiplexing component With the optical port is irradiated to after the condenser lens;
The regulation lens, it is described for making the light beam that laser is launched be injected in a manner of parallel with the collimated light beam Light multiplexing component.
The application second aspect provides a kind of optical module, including any light that optical receiver and the application first aspect provide Transmitter.
The optical transmitting set and optical module that the application provides, collimated by being set wherein in the transmitting light path of a laser Lens, and regulation lens are set in the transmitting light path of other lasers, and collimation lens, for the light beam for launching laser Collimation, and collimated light beam is irradiated to optical port after light multiplexing component and condenser lens, lens are adjusted, for launching laser Light beam be injected into a manner of parallel with collimated light beam in light multiplexing component.So, when by multichannel light beam coupling light inlet, Only need once to be collimated, allow and be irradiated to optical port by the light beam of collimation lens, further, by adjusting lens, The light beam through overregulating lens is set to be injected into light multiplexing component in a manner of parallel with collimated light beam.By such coupling side Formula, you can the luminous power of balance multichannel light beam, further, since optical port is irradiated to by the light beam of collimation lens, in such manner, it is possible to protect The luminous power of Zheng Gai roads light beam meets to require, and the light beam through overregulating lens is injected into a manner of parallel with collimated light beam Light multiplexing component, while also can guarantee that the luminous power of remaining each road light beam meets to require.In addition, it is saturating to be provided only with a collimation Mirror, it is not necessary to which collimation repeatedly, coupling time are shorter.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the application optical transmitting set embodiment one;
Fig. 2 is the structural representation of the application optical transmitting set embodiment two;
Fig. 3 is the structural representation of the application optical module embodiment one.
Description of reference numerals:
1:Laser array;
2:Collimation lens;
3:Adjust lens;
4:Light multiplexing component;
41:Parallelepiped prism;
411:First face of parallelepiped prism;
412:Second face of parallelepiped prism;
42:Thin Film Filter;
43:Beam projecting portion;
44:Total reflection film;
45:Anti-reflection film;
5:Condenser lens;
6:Optical port;
310:Optical transmitting set;
320:Optical receiver.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The application provides a kind of optical transmitting set and optical module, low and when coupling to solve existing optical transmitting set yields Between it is longer the problem of.
The technical scheme of the application is described in detail with specific embodiment below.These specific implementations below Example can be combined with each other, and may be repeated no more for same or analogous concept or process in some embodiments.
Fig. 1 is the structural representation of the application optical transmitting set embodiment one.Fig. 1 is refer to, the light hair that the present embodiment provides Emitter, including:Laser array 1, the transmitting light path of one of laser are provided with collimation lens 2, the hair of other lasers Penetrate light path and be provided with regulation lens 3, collimation lens 2 and regulation lens 3 are arranged on above-mentioned array direction in non-rectilinear, and collimation is saturating The emitting light path of mirror 2 and regulation lens 3 is provided with the light multiplexing component 4 for being used for that multichannel light beam to be synthesized to light beam all the way, light multiplexing The emitting light path of component 4 is provided with condenser lens 5, and the emitting light path of condenser lens 5 is provided with optical port 6;Wherein,
Collimation lens 2, for the beam collimation for launching laser 1, and make collimated light beam through light multiplexing component 4 and focus on Optical port 6 is irradiated to after lens 5;
Lens 3 are adjusted, the light beam for launching laser 1 injects light multiplexing in a manner of parallel with above-mentioned collimated light beam Component 4.
Specifically, laser array 1, for launching the light beam of multichannel different wave length.Optionally, laser array 1 includes 4 Individual laser or 8 lasers, for launching the light beam of 4 road different wave lengths or 8 road different wave lengths.For example, the light hair shown in Fig. 1 Emitter, laser array 1 include 4 lasers (for convenience of description, by 4 lasers according to array direction from top to bottom successively 11,12,13 and 14 are designated as, wherein, 11,12,13 and 14 be the mark of laser), for launching the light beam of 4 road different wave lengths. For example, in one embodiment, the centre wavelength point for the light beam that laser 11, laser 12, laser 13 and laser 14 are launched Wei not 1295.56nm, 1300.56nm, 1300.05nm and 1304.58nm.
Fig. 1 is referred to, in the embodiment shown in fig. 1, collimation lens 2 is arranged in the transmitting light path of laser 14, the standard Straight lens 2 are used to the light beam that laser 14 is launched being converted into collimated light beam, and make collimated light beam through light multiplexing component 4 and focus on Optical port 6 is irradiated to after lens 5.For example, in one embodiment, collimation lens 2 is used to the light beam that laser 14 is launched being converted into Collimated light beam, and collimated light beam is irradiated to the center of optical port 6 after light multiplexing component 4 and condenser lens 5.Alternatively, exist In one possible implementation of the application, collimation lens 2 can be Fresnel Lenses, hololens or planoconvex spotlight.
Further, Fig. 1 is continued referring to, in the embodiment shown in fig. 1, including 3 regulation lens 3 are (for convenience of description, 3 regulation lens are designated as 31,32 and 33 successively according to the order of array direction from top to bottom, wherein, 31,32 and 33 be regulation The mark of lens), this 3 regulation lens are separately positioned in the transmitting light path of laser 11, laser 12 and laser 13.Tool Body, regulation lens 3 can be planoconvex spotlight.In addition, regulation lens 3, for make laser launch light beam with collimated light Shu Pinghang mode incident light multiplexing assembly 4.For example, regulation lens 31, for make laser 11 launch light beam with collimation The parallel mode incident light multiplexing assembly 4 of light beam.
Fig. 1 is continued referring to, the optical transmitting set that the present embodiment provides, collimation lens 2 and regulation lens 3 are in above-mentioned array side Arranged upwards in non-rectilinear.It should be noted that array direction refers to the arrangement for multiple lasers that laser array 1 includes Vertical direction in direction, i.e. Fig. 1.I.e. in the embodiment shown in fig. 1, collimation lens 2 is in the regulation in the vertical direction of lens 3 Non-rectilinear is arranged.It should be noted that the collimation lens 2 and regulation lens 3 described in the present embodiment are on above-mentioned array direction Non-rectilinear arrangement refers to collimation lens 2 and any one regulation lens 3 on above-mentioned array direction not point-blank, and often Two regulation lens 3 on above-mentioned array direction also not point-blank.That is collimation lens 2 and regulation lens 31, regulation is saturating Mirror 32 and regulation lens 33 not point-blank, and adjust lens 31 and existed with regulation lens 32 on above-mentioned array direction On above-mentioned array direction not point-blank, lens 31 are adjusted and regulation lens 33 are not straight at one on above-mentioned array direction On line, regulation lens 32 and regulation lens 33 on above-mentioned array direction not point-blank.In addition, each two adjusts lens Although 3 on above-mentioned array direction not point-blank, mutual skew is little.
In addition, light multiplexing component 4, for multichannel light beam to be synthesized into light beam all the way.For example, in embodiment illustrated in fig. 1, recovery With component 4, the 4 road light beams for collimated lens 2 and regulation lens 3 to be emitted synthesize light beam all the way.
Alternatively, optical port 6 is optical fiber or fiber adapter.
It should be noted that in order to fix all parts, substrate (not shown in figure 1), Fig. 1 are additionally provided with optical transmitting set Shown all parts are each attached on substrate.
Below by taking the optical transmitting set shown in Fig. 1 as an example, the coupling of the optical transmitting set of the present embodiment offer is simply introduced Method, specifically, the coupling process comprises the following steps:
(1) 4 lasers and 1 light multiplexing component are mounted to the specified location of substrate respectively with passive mode.
(2) give laser corresponding to collimation lens to power up, the laser is launched light beam, adjust the position of collimation lens, The beam collimation for launching the laser, and make collimated light beam incident light multiplexing assembly, then add glue to fix collimation lens.
Specifically, in corresponding embodiment illustrated in fig. 1, i.e., powered up to laser 14, laser 14 is launched light beam, further Ground, the position of collimation lens 2 is adjusted, the beam collimation for launching laser 14, and make collimated light beam incident light multiplexing assembly 4, Finally, fixed collimation lens 2.
(3) mounting condenser lens with passive mode in the circular port reserved on the optical window of shell will either focus on Lens are fixed on the substrate of light multiplexing component.
(4) give laser corresponding to collimation lens to power up, adjust the position of optical port, make the light beam coupling of coupling light inlet extremely Maximum, then optical port after each defocus, is adjusted towards the direction defocus away from condenser lens in the plane perpendicular to collimated light beam The position of whole optical port, make to be optically coupled to maximum, until by the range of optical power adjustment to specification requirement, then fix optical port Position.
Specifically, the embodiment shown in corresponding diagram 1, i.e., add some points to laser 14, further, the position of optical port is adjusted, directly To the position for determining optical port.
(5) to laser power-up corresponding to one of regulation lens, by adjusting the position of lens, make to be coupled into Optical port is optically coupled to maximum, lens then will be adjusted towards the direction defocus close to laser, after each defocus, perpendicular to light The position of adjustment regulation lens, makes to be optically coupled to maximum in the plane of beam, until by the scope of optical power adjustment to specification requirement It is interior, then with glue secured adjusted lens.
(6) repeat step 5, remaining regulation lens is fixed respectively.
Specifically, above step decay optical port luminous power when, using towards away from condenser lens direction Defocus, it is of course also possible to towards the direction defocus close to condenser lens, but because optical port closer to condenser lens, light enters light inlet The angle of divergence it is bigger, light is influenceed bigger by position of optical element change, and luminous power can become relatively unstable, therefore generally use Towards the direction defocus away from condenser lens come the luminous power that decays.In addition, towards the direction defocus close to condenser lens, optical port is fixed When, optical port can be moved further towards the direction of condenser lens, so as to cause further falling for luminous power, can cause coupling most Whole luminous power is not easily controlled, therefore, direction defocus of the generally use towards remote condenser lens.Correspondingly, lens defocus is adjusted Also the direction defocus away from laser can be used, simply can cause the hair into the light of light inlet towards the direction defocus away from laser Dissipate angle and become big, so as to influence the stability of luminous power, therefore generally use is towards the direction defocus close to laser.
It should be noted that after having coupled optical transmitting set by above-mentioned coupling process, collimation lens and regulation lens are swashing Arranged on light device array direction in non-rectilinear.In addition, this non-rectilinear arrangement is not due to coupling error or coupling technique limit Non-rectilinear is arranged caused by making (for example, coupling technique does not reach requirement), but the inevitable outcome as caused by above-mentioned coupling process, When coupling optical transmitting set by above-mentioned coupling process, limit, couple even if there be no any coupling error and coupling technique After optical transmitting set, collimation lens and regulation lens are also necessarily arranged on laser array direction in non-rectilinear.
Referring to the introduction in background technology, existing 4 tunnel is multiplexed optical transmitting set, is all provided with the transmitting light path of each laser Collimation lens is equipped with, is fixed 4 lasers and 1 light multiplexing component, it is necessary to first pass through passive mode in coupling, then 4 collimation lenses are fixed by the way of active, finally again by active mode successively fixed focus lenses and optical port, its In, it is necessary to make the beam collimation that 4 lasers are sent respectively, and required when 4 collimation lenses are fixed by the way of active 4 road collimated light beams after collimated collimated are highly parallel, and so, the technique for fixing of collimation lens proposes very high want Ask.In addition, in fixed optical port, 4 road light beams are coupled respectively, find out each road light beam coupling to the position of fiber adapter during maximum Put, then the final position of fiber adapter is determined by calculating, to balance the luminous power of 4 road optical signals, coupling process is very multiple It is miscellaneous, and by such method couple after, in order to balance the luminous power of 4 road optical signals, it may appear that the light of 1 tunnel or multipath light signal Power is unsatisfactory for desired situation.In addition, coupling process as using, when product luminous power is unqualified, needs when reprocessing Couple, reprocess very troublesome again since collimation lens.It should be noted that after being coupled by existing coupling process, it is existing 4 collimation lenses in some optical transmitting sets are in line arrangement.
And in the application, by the way that collimation lens is set in the transmitting light path of a laser wherein, and remaining each Regulation lens are set in the transmitting light path of individual laser.Further, in coupling, by 4 lasers and 1 light multiplexing group After part is fixed, it is only necessary to the beam collimation that laser corresponding to collimation lens is launched, needed relative to prior art to 4 road light Beam collimates, and requires that the 4 road collimated light beams after 4 collimation lenses collimate are highly parallel, is very easy to realize, in addition, solid After setting collimation lens, the position of optical port is determined by active mode, now, it is only necessary to add to laser corresponding to collimation lens Electricity can determine that the position of optical port, compared to prior art, it is necessary to calculate the position of optical port by balancing the luminous power of 4 road light Put, coupling technique is also very simple, further, in the application, determines to adjust after optical port is fixed, then by active mode During the position of lens, it is only necessary to ensure that the light beam of adjusted lens is irradiated to optical port and can ensure that the light beam of adjusted lens is accurate Directly, and luminous power meets to require, it is not necessary to which collimation repeatedly, coupling process is simpler, and the yields of product is higher.
As seen from the above-described embodiment, the optical transmitting set that the present embodiment provides, passes through the transmitting light of a laser wherein Collimation lens is set on road, and regulation lens are set in the transmitting light path of other lasers, and collimation lens, for making to swash The beam collimation of light device transmitting, and collimated light beam is irradiated to optical port after light multiplexing component and condenser lens, lens are adjusted, are used In make laser launch light beam in a manner of parallel with collimated light beam incident light multiplexing assembly.So, by multichannel light beam coupling When closing light inlet, it is only necessary to once collimated, allow and be irradiated to optical port by the light beam of collimation lens, further, pass through tune Section regulation lens, make the incident light multiplexing assembly in a manner of parallel with collimated light beam of the light beam through overregulating lens.By so Coupled modes, you can the luminous power of balance multichannel light beam, further, since be irradiated to optical port by the light beam of collimation lens, this Sample, it can ensure that the luminous power of the road light beam meets to require, and the light beam through overregulating lens is with parallel with collimated light beam Mode incident light multiplexing assembly, while also can guarantee that the luminous power of remaining each road light beam meets to require.In addition, only set one Collimation lens, it is not necessary to which collimation repeatedly, coupling time are shorter.
In addition, the optical transmitting set that the present embodiment provides, occur luminous power it is unqualified when, it is only necessary to it is saturating to readjust regulation The position of mirror, compared to prior art, reprocess and be easier to.
Fig. 2 is the structural representation of the application optical transmitting set embodiment two.Fig. 2 is refer to, the light hair that the present embodiment provides Emitter, on the basis of above-described embodiment, light multiplexing component 4 is the light multiplexing component based on film filtering slice technology, and this is based on The light multiplexing component 4 of film filtering slice technology includes parallelepiped prism 41 and multiple Thin Film Filters 42, multiple film filters The quantity of mating plate 42 is equal to the quantity for the laser that laser array 1 includes, wherein,
Multiple Thin Film Filters 42 are mounted on first face 411 of the prism 41 towards laser array 1 successively;
Prism 41 is provided with beam projecting portion 43, the second face towards the specified location on the second face 412 of condenser lens 5 Other positions on 412 in addition to above-mentioned specified location are covered with total reflection film 44;Prism 41, for will be filtered through multiple films The multichannel light beam that piece 42 is injected projects after the reflection of total reflection film 44 from beam projecting portion 43, by the synthesis of multichannel light beam all the way Light beam.
Specifically, in the embodiment depicted in figure 2, light multiplexing component 4 includes 4 Thin Film Filters 42, alternatively, in this Shen Please be in a possible implementation, each Thin Film Filter 42 has to be transmitted to the light beam of specified wavelength, to the light of other wavelength The characteristic of beam reflection, and each Thin Film Filter 42 transmits the light beam of different wave length.For example, each Thin Film Filter 42 has pair The light beam transmission of corresponding laser transmitting, to the characteristic of other light beams reflection.With reference to above example, for example, Fig. 2 institutes Show in embodiment, first Thin Film Filter 42 to the 4th Thin Film Filter 42 successively can using centre of homology wavelength as 1295.56nm, 1300.56nm, 1300.05nm and 1304.58nm light beam.
In addition, total reflection film 44 can both be covered in the inner side in the second face 412, the outer of the second face 412 can also be covered in Side.In the present embodiment, the coverage mode of total reflection film 44 is not defined.
The operation principle of the light multiplexing component shown in Fig. 2 is following is a brief introduction of, specifically, Fig. 2 is refer to, laser 11st, 12,13 and 14 transmitting light beams 110,120,130 and 140 through Thin Film Filter 42 inject prism 41 after, wherein, light beam 110 After first Thin Film Filter 42 injects prism 41, directly projected from beam projecting portion 43;Light beam 120 is filtered through second film After mating plate 42 injects prism 41, reflex at first Thin Film Filter 42 through total reflection film 44, then filtered through first film After piece 42 reflects, projected from beam projecting portion 43;Light beam 130 is after the 3rd Thin Film Filter 42 injects prism 41, through being all-trans Penetrate film 44 to reflex at second Thin Film Filter 42, then total reflection film 44 is reflexed to through second Thin Film Filter 42, then Reflex at first Thin Film Filter 42 through total reflection film 44, most go out afterwards after first Thin Film Filter 42 reflects from light Portion 43 is penetrated to project;Light beam 140 reflexes to the 3rd thin after the 4th Thin Film Filter 42 injects prism 41 through total reflection film 44 At film optical filters 42, then through the 3rd Thin Film Filter 42 total reflection film 44 is reflexed to, then reflex to through total reflection film 44 At two Thin Film Filters 42, then through second Thin Film Filter 42 total reflection film 44 is reflexed to, it is then anti-through total reflection film 44 It is incident upon at first Thin Film Filter 42, is most projected afterwards after first Thin Film Filter 42 reflects from beam projecting portion 43.This Sample, the light beam 110,120,130 and 140 of 4 road different wave lengths just synthesize outgoing beam 150 all the way after the light multiplexing component 4.
Alternatively, Fig. 2 is continued referring to, in one possible implementation of the application, beam projecting portion 43 is covered with increasing Permeable membrane 45.Specifically, anti-reflection film 45 can be covered in the inner side in the second face 412, the outer of the second face 412 can also be covered in Side.
Alternatively, in one possible implementation of the application, collimation lens 2 is arranged on light in multiple Thin Film Filters 42 In the input path of the most long Thin Film Filter 42 in road.For example, in the embodiment depicted in figure 2, in 4 Thin Film Filters 42, light The most long Thin Film Filter 42 in road is the 4th Thin Film Filter 42, and now, collimation lens 2 is arranged on the 4th Thin Film Filter In 42 input path.
The optical transmitting set provided referring to the introduction of embodiment one, the present embodiment, it is first using active when being coupled Mode fixes collimation lens, and regulation lens are adjusted referring next to collimation lens.In the present embodiment, by the way that collimation lens is set Put in multiple Thin Film Filters in the input path for the Thin Film Filter that light path is most long, and adjust lens be arranged on it is remaining thin In the input path of film optical filters.So, because the light path of the light beam by collimation lens is most long, when regulating collimation lens Afterwards, with reference to collimation lens, regulation lens is just readily adjusted, can further reduce the time of coupling.
Further, in one possible implementation of the application, optical transmitting set can also include optoisolator, optically isolated Device is arranged between condenser lens 5 and optical port 6.
It should be noted that when optical port 6 is fiber adapter, optoisolator and fiber adapter can be wholely set 's.
Fig. 3 is the structural representation of the application optical module.It refer to Fig. 3, the optical module that the present embodiment provides, including it is foregoing Any one optical transmitting set 310 and optical receiver 320.
Specifically, the concrete structure of optical receiver 320 may refer to the description of prior art, here is omitted.
Finally it should be noted that:Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations;To the greatest extent The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that:Its according to The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered Row equivalent substitution;And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology The scope of scheme.

Claims (10)

  1. A kind of 1. optical transmitting set, it is characterised in that including:Laser array, the transmitting light path of one of laser are provided with Collimation lens, the transmitting light path of other lasers are provided with regulation lens, and the collimation lens and the regulation lens are described Arranged on array direction in non-rectilinear, the emitting light path of the collimation lens and the regulation lens, which is provided with, to be used for multichannel light The light multiplexing component of Shu Hecheng light beams all the way, the emitting light path of the light multiplexing component are provided with condenser lens, it is described focus on it is saturating The emitting light path of mirror is provided with optical port;Wherein,
    The collimation lens, for the beam collimation for launching laser, and make collimated light beam through the light multiplexing component and institute The optical port is irradiated to after stating condenser lens;
    The regulation lens, the light beam for launching laser inject the recovery in a manner of parallel with the collimated light beam Use component.
  2. 2. optical transmitting set according to claim 1, it is characterised in that the light multiplexing component is based on film filtering slice skill The light multiplexing component of art, the light multiplexing component based on film filtering slice technology include parallelepiped prism and multiple films Optical filter, the quantity of the multiple Thin Film Filter are equal to the quantity for the laser that the laser array includes, wherein,
    The multiple Thin Film Filter is mounted on first face of the prism towards the laser array successively;
    The prism is provided with beam projecting portion towards the specified location on the second face of the condenser lens, on second face Other positions in addition to the specified location are covered with total reflection film;The prism, for will be filtered through the multiple film The multichannel light beam that piece is injected is projected after total reflection film reflection from the beam projecting portion, and the multichannel light beam is closed Into light beam all the way.
  3. 3. optical transmitting set according to claim 2, it is characterised in that the collimation lens is arranged on the multiple film filter In mating plate in the input path of the most long Thin Film Filter of light path.
  4. 4. optical transmitting set according to claim 2, it is characterised in that the beam projecting portion is covered with anti-reflection film.
  5. 5. optical transmitting set according to claim 2, it is characterised in that each Thin Film Filter has the light to specified wavelength Beam transmits, the characteristic reflected the light beam of other wavelength, and the light beam of each Thin Film Filter transmission different wave length.
  6. 6. optical transmitting set according to claim 1, it is characterised in that the optical transmitting set also includes optoisolator, described Optoisolator is arranged between the condenser lens and the optical port.
  7. 7. optical transmitting set according to claim 1, it is characterised in that the optical port is optical fiber or fiber adapter.
  8. 8. optical transmitting set according to claim 1, it is characterised in that the collimation lens is Fresnel Lenses, holography is saturating Mirror or planoconvex spotlight.
  9. 9. optical transmitting set according to claim 1, it is characterised in that the laser array includes 4 lasers or 8 Laser.
  10. 10. a kind of optical module, it is characterised in that the optical module includes optical receiver and as described in any one of claim 1 to 9 Optical transmitting set.
CN201710880959.2A 2017-09-26 2017-09-26 Optical transmitting set and optical module Pending CN107577015A (en)

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CN108646358A (en) * 2018-03-30 2018-10-12 青岛海信宽带多媒体技术有限公司 A kind of light emission component and optical module
CN108776372A (en) * 2018-06-14 2018-11-09 青岛海信宽带多媒体技术有限公司 A kind of coupling process and optical transmitting set of optical transmitting set
CN108873195A (en) * 2018-08-01 2018-11-23 青岛海信宽带多媒体技术有限公司 Optical module and its light emitting devices
CN109188625A (en) * 2018-11-01 2019-01-11 青岛海信宽带多媒体技术有限公司 A kind of coupling process and optical transmitting set of optical transmitting set
CN109613664A (en) * 2018-11-30 2019-04-12 广东瑞谷光网通信股份有限公司 The radium-shine coupling device of the four-way wavelength-division multiplex light emitting devices of computer readable storage medium and the application medium
CN109683254A (en) * 2018-11-30 2019-04-26 广东瑞谷光网通信股份有限公司 The collimation lens coupling device of the four-way wavelength-division multiplex light receiving element of computer readable storage medium and the application medium
CN109765657A (en) * 2018-11-30 2019-05-17 广东瑞谷光网通信股份有限公司 The collimation lens coupling device of the four-way wavelength-division multiplex light emitting devices of computer readable storage medium and the application medium
WO2020015159A1 (en) * 2018-07-14 2020-01-23 福州高意光学有限公司 Short-waveband active optical component based on vertical emitting laser and multi-mode optical fiber
CN111722330A (en) * 2020-06-24 2020-09-29 武汉英飞光创科技有限公司 Optical module packaging method, optical module and optical transmitter

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CN104345409A (en) * 2013-08-01 2015-02-11 三菱电机株式会社 Method for manufacturing wavelength division multiplexing transmission apparatus and wavelength division multiplexing transmission apparatus
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Cited By (10)

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CN108646358A (en) * 2018-03-30 2018-10-12 青岛海信宽带多媒体技术有限公司 A kind of light emission component and optical module
CN108776372A (en) * 2018-06-14 2018-11-09 青岛海信宽带多媒体技术有限公司 A kind of coupling process and optical transmitting set of optical transmitting set
WO2020015159A1 (en) * 2018-07-14 2020-01-23 福州高意光学有限公司 Short-waveband active optical component based on vertical emitting laser and multi-mode optical fiber
CN108873195A (en) * 2018-08-01 2018-11-23 青岛海信宽带多媒体技术有限公司 Optical module and its light emitting devices
CN108873195B (en) * 2018-08-01 2020-10-13 青岛海信宽带多媒体技术有限公司 Optical module and light emitting device thereof
CN109188625A (en) * 2018-11-01 2019-01-11 青岛海信宽带多媒体技术有限公司 A kind of coupling process and optical transmitting set of optical transmitting set
CN109613664A (en) * 2018-11-30 2019-04-12 广东瑞谷光网通信股份有限公司 The radium-shine coupling device of the four-way wavelength-division multiplex light emitting devices of computer readable storage medium and the application medium
CN109683254A (en) * 2018-11-30 2019-04-26 广东瑞谷光网通信股份有限公司 The collimation lens coupling device of the four-way wavelength-division multiplex light receiving element of computer readable storage medium and the application medium
CN109765657A (en) * 2018-11-30 2019-05-17 广东瑞谷光网通信股份有限公司 The collimation lens coupling device of the four-way wavelength-division multiplex light emitting devices of computer readable storage medium and the application medium
CN111722330A (en) * 2020-06-24 2020-09-29 武汉英飞光创科技有限公司 Optical module packaging method, optical module and optical transmitter

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