CN106226872A - A kind of multichannel coaxial packaging structure and method for packing - Google Patents
A kind of multichannel coaxial packaging structure and method for packing Download PDFInfo
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- CN106226872A CN106226872A CN201610767103.XA CN201610767103A CN106226872A CN 106226872 A CN106226872 A CN 106226872A CN 201610767103 A CN201610767103 A CN 201610767103A CN 106226872 A CN106226872 A CN 106226872A
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- transmitting terminal
- optical
- receiving terminal
- assembly
- division
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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
- G02B6/4246—Bidirectionally operating package structures
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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
- G02B6/4251—Sealed packages
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The invention discloses a kind of multichannel coaxial packaging structure, described multichannel coaxial packaging structure adjusts its multichannel light signal optical axis and fiber adapter light shaft coaxle by a light path adjustment block, opto-electronic device in described multichannel coaxial packaging structure can not be by the compact installation in position limitation ground, so that described multichannel coaxial packaging compact conformation, save installing space.The invention also discloses the method for packing of a kind of multichannel coaxial packaging structure, described method for packing realizes multichannel light signal optical axis and fiber adapter light shaft coaxle based on described light path adjustment block, and use general process equipment to complete during debugging, so that packaging process is simple and convenient, and cost is relatively low, it is easy to produce in enormous quantities and manufacture.
Description
Technical field
The present invention relates to fiber optic communication field, be specifically related to a kind of multichannel coaxial packaging structure and method for packing.
Background technology
Along with the high speed development of information technology, including the Internet, Internet of Things, cloud computing, big data etc., correlation technique is wide
General application, data volume is explosive growth, and global data center quantity also gets more and more, and supports the cloud of more macroreticular bandwidth resources
Calculate data center and have become as on State-level the important infrastructure with strategic meaning.Meanwhile, fixed network and wireless
The universal of network also makes the network traffic demand of this respect the most quickly increase, and needs to support ever-increasing flow
Asking, telecom operators need to support the higher network bandwidth when building base station architecture of future generation.Need now express network
100Gb/s, 400GB/s to be reached are the highest for transfer rate.
In order to support the high network bandwidth, the mode of optic communication transmission, optic communication transmission is typically now used to be based primarily upon light
Fine and for launching and receive the opto-electronic device of optical signal, i.e. transmitting terminal opto-electronic device and receiving terminal opto-electronic device, send out
Penetrating end opto-electronic device and be connected to receiving terminal opto-electronic device by optical fiber, optical signal launched by transmitting terminal opto-electronic device, and light is believed
Number being transmitted through the fiber to receiving terminal, this optic communication transmission means is limited to the optical signal launch speed of transmitting terminal opto-electronic device
The optical signal receiving velocity of rate and receiving terminal opto-electronic device.The most conventional transmitting terminal opto-electronic device and receiving terminal light
Electronic device, all uses semi-conductor photoelectronic chip, such as the semiconductor laser of optical signal launch with for optical signal
The semiconductor detector chip received, the steam of these semiconductor chips environment to external world, granule etc. are more sensitive, in order to ensure
The reliability and stability of its long-term work, generally use the encapsulation of air-tightness coaxial configuration, i.e. by using similar transistor
Transistor Outline-Can (TO-CAN) encapsulation technology that device is conventional, by electrical connection, optical coupling, temperature control (if
Need), be mechanically fixed and seal process routes such as (being filled with the noble gases such as nitrogen), semiconductor die package is become and has one
Determine the TO-CAN opto-electronic device of function and stable performance.Use the opto-electronic device of TO-CAN encapsulation, its transfer rate at present
25Gb/s only up to be supported, and existing frequently-used optic communication transmission means is limited to the transfer rate of opto-electronic device,
The transfer rate of 25Gb/s cannot meet demand completely.
In order to the opto-electronic device utilizing TO-CAN to encapsulate realizes the high rate data transmission of optical signal, the most conventional side
Formula is that the optical signal launched by multiple opto-electronic devices is transmitted, such as to an optical fiber by wavelength-division multiplex method conjunction light
Transfer rate is the transmitting terminal opto-electronic device of 100Gb/s, it is simply that will have 4 passages of different wave length by wavelength-division multiplex method
Closing light, each passage is the optical signal of 25Gb/s transfer rate, incides and transmits in an optical fiber；For receiving terminal photoelectron device
Part, transfer rate be the optical signal of 100Gb/s by Wave Decomposition multiplexing method, be divided into and there are 4 passages of different wave length carry out also
Row transmission, the most each passage has 25Gb/s transfer rate, it is notable that above-mentioned wavelength-division multiplex and Wave Decomposition multiplexing are equal
Realized by wavelength-division optical filter.In order to the optical multiplexed signal launched by multiple opto-electronic devices is with to an optical fiber, need
A kind of multichannel coaxial packaging structure completes, and the light path in existing multichannel coaxial packaging structure cannot regulate, and photoelectricity
The optical signal that sub-device is launched needs and fiber adapter optical axis coincidence after wavelength-division multiplex, and this most seriously constrains photoelectron
The band of position that device is installed, and then the design of whole encapsulating structure can be affected, cause encapsulating structure design too fat to move, waste is installed
Space.Simultaneously in order to ensure light path coaxial, the installation accuracy of opto-electronic device requires higher, and the precision for process equipment is also wanted
Asking higher, the debugging process after installation is the most complex, in turn results in whole encapsulation process and complicates, and packaging cost is higher.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of multichannel coaxial packaging structure, described multichannel coaxially seals
Assembling structure adjusts its multichannel light signal optical axis and fiber adapter light shaft coaxle by a light path adjustment block, and described multichannel is same
Opto-electronic device in axle encapsulating structure can not be by the position limitation compact installation in ground, so that described multichannel coaxial packaging
Compact conformation, saves installing space.
Further object is that the method for packing that a kind of multichannel coaxial packaging structure is provided, described encapsulation side
Method realizes multichannel light signal optical axis and fiber adapter light shaft coaxle based on described light path adjustment block, and in debugging process
The general process equipment of middle use can complete, so that packaging process is simple and convenient, and cost is relatively low, it is easy in high volume
Manufacture.
In order to achieve the above object, the present invention provides a kind of multichannel coaxial packaging structure, including:
At least one emitting portion, described emitting portion includes at least two transmitting terminal optical assembly, at least two transmitting terminal ripple
Subassembly, a transmitting terminal light path adjustment block, a transmitting terminal collimating lens and a transmitting terminal fiber adapter, wherein said transmitting
Optical assembly is dismountable with described emitting portion is connected for end, described transmitting terminal wavelength-division assembly and described transmitting terminal optical assembly quantity phase
With and be fixedly installed in inside described emitting portion one to one, described transmitting terminal light path adjustment block is installed on described emission part
Dividing internal, described transmitting terminal fiber adapter is installed on described emitting portion, and described transmitting terminal collimating lens is installed on described sending out
Penetrate end fiber adapter internal and with the described same optical axis of transmitting terminal fiber adapter, wherein, described transmitting terminal wavelength-division assembly receives
The optical signal that described transmitting terminal optical assembly is sent, and described transmitting terminal wavelength-division assembly optical signal is closed light after incident described light
Road adjustment block, conjunction optical signal is adjusted to being incorporated to penetrate described with optical axis with described transmitting terminal fiber adapter by described light path adjustment block
Transmitting terminal fiber adapter, the multichannel light signal that transmitting terminal optical assembly is sent by described transmitting terminal wavelength-division assembly carries out wavelength-division
Multiplexing.
Preferably, described multichannel coaxial packaging structure includes:
At least one receiving portion, described receiving portion includes at least two receiving terminal optical assembly, at least two receiving terminal ripple
Subassembly, a receiving terminal light path adjustment block, a receiving terminal collimating lens and a receiving terminal fiber adapter, wherein said reception
Optical assembly is dismountable with described receiving portion is connected for end, described receiving terminal wavelength-division assembly and described receiving terminal optical assembly quantity phase
With and be fixedly installed in inside described receiving portion one to one, described receiving terminal light path adjustment block is installed on described acceptance division
Point internal, described receiving terminal fiber adapter is installed on described receiving portion, described receiving terminal collimating lens be installed on described in connect
Receiving end fiber adapter internal and with the described same optical axis of receiving terminal fiber adapter, wherein, described receiving terminal fiber adapter connects
Folding optical signal and incide in described receiving terminal light path adjustment block, the optical axis closing optical signal will be adjusted by described receiving terminal light path
Block adjusts and incident described receiving terminal wavelength-division assembly, the involutory optical signal Wave Decomposition multiplexing of described receiving terminal wavelength-division assembly.
Preferably, described emitting portion includes at least two receiving terminal optical assembly, at least two transmitting terminal wavelength-division assembly, one
Transmitting terminal light path adjustment block, a transmitting terminal collimating lens and a transmitting terminal fiber adapter, wherein said transmitting terminal optical assembly
Dismountable with described emitting portion being connected, described transmitting terminal wavelength-division assembly is identical with described transmitting terminal optical assembly quantity and one by one
Corresponding is fixedly installed in inside described emitting portion, and described transmitting terminal light path adjustment block is installed on inside described emitting portion,
Described transmitting terminal fiber adapter is installed on described emitting portion, and described transmitting terminal collimating lens is installed on described transmitting terminal optical fiber
Adapter inner and with the described same optical axis of transmitting terminal fiber adapter, wherein, described transmitting terminal fiber adapter receive close light letter
Number and incide in described transmitting terminal light path adjustment block, close optical signal optical axis will by described transmitting terminal light path adjustment block adjust also
Incident described transmitting terminal wavelength-division assembly, the involutory optical signal Wave Decomposition multiplexing of described transmitting terminal wavelength-division assembly.
Preferably, described transmitting terminal light path adjustment block includes a total reflection prism and a sleeve, and described total reflection prism is pacified
It is loaded on described sleeve, and described total reflection prism rotates with the rotation of described sleeve.
Preferably, described two relative reflectings surface of transmitting terminal light path adjustment block are all coated with highly reflecting films.
Preferably, described transmitting terminal wavelength-division assembly includes a transmitting terminal wavelength-division optical filter, described transmitting terminal wavelength-division optical filter
It is one to determine that angle is fixed, from the parallel optical signal of described transmitting terminal optical assembly outgoing through described with described transmitting terminal optical assembly
Reflection and other the parallel optical signal of transmitting terminal wavelength-division optical filter converge and coaxially.
Preferably, described transmitting terminal optical assembly includes a transmitting terminal canister, a transmitting terminal semiconductor laser chip with
And a transmitting terminal collimating lens, the described direct level Hermetic Package of transmitting terminal semiconductor laser chip is in described transmitting terminal canister
Portion, described transmitting terminal collimating lens is installed on the exit portal of described transmitting terminal canister, described transmitting terminal semiconductor laser core
The optical signal that sheet sends becomes parallel optical signal outgoing after described transmitting terminal collimating lens.
Preferably, described transmitting terminal optical assembly includes a transmitting terminal canister, a transmitting terminal semiconductor laser chip with
And one launch hold window pipe cap level with both hands, the described direct level Hermetic Package of transmitting terminal semiconductor laser chip is in described transmitting terminal canister
Portion, described transmitting is held window pipe cap level with both hands and is installed on the exit portal of described transmitting terminal canister, described transmitting terminal semiconductor laser core
The optical signal that sheet sends holds window pipe cap outgoing level with both hands through described transmitting.
Preferably, described transmitting terminal wavelength-division assembly includes that a transmitting terminal wavelength-division optical filter and the external collimation of a transmitting terminal are saturating
Mirror, described transmitting terminal wavelength-division optical filter and described transmitting terminal optical assembly are one to determine that angle is fixed, the external collimation of described transmitting terminal
Lens are held level with both hands between window pipe cap and described transmitting terminal wavelength-division optical filter in described transmitting, and the external collimating lens of described transmitting terminal
Window pipe cap is held level with both hands parallel fixing with described transmitting.External through described transmitting terminal from the optical signal of described transmitting terminal optical assembly outgoing
Becoming parallel optical signal after collimating lens, parallel optical signal is parallel with other through the reflection of described transmitting terminal wavelength-division optical filter
Optical signal converges and coaxially.
Preferably, described receiving terminal optical assembly includes a receiving terminal canister, a receiving terminal semiconductor probe chip with
And a receiving terminal collimating lens pipe cap, the described receiving terminal direct level Hermetic Package of semiconductor probe chip is held at described receiving terminal metal
Inside device, described receiving terminal collimating lens pipe cap is installed on the entrance port of described receiving terminal canister.
Preferably, described receiving terminal wavelength-division assembly includes a receiving terminal wavelength-division optical filter and a receiving terminal reflecting mirror, described
Receiving terminal wavelength-division optical filter and described receiving end optical assembly are one to determine that angle is fixed, described receiving terminal reflecting mirror and described receiving terminal
Wavelength-division optical filter is one to determine that angle is fixed, described receiving terminal wavelength-division optical filter and described receiving terminal reflecting mirror institute is angled makes
The conjunction optical signal of incident described receiving terminal wavelength-division assembly can be separated and is refracted to described receiving terminal optical assembly.
A kind of method for packing of multichannel coaxial packaging structure, including step:
(A) fiber adapter with collimating lens is installed；
(B) transmitting terminal wavelength-division assembly and receiving terminal wavelength-division assembly are installed；
(C) regulation light path adjustment block, determines coaxial light path, and fixed light path adjustment block；
(D) transmitting terminal optical assembly and receiving terminal optical assembly are installed, carry out optical registration, and stationary light component；
(E) detection checking performance indications.
Preferably, when installing transmitting terminal optical assembly, described step (D) farther includes:
(D1) from the beginning of adjacent fiber adapter, transmitting terminal optical assembly is installed successively；
(D2) by monitoring the Output optical power of fiber adapter, transmitting terminal optical assembly is carried out successively optical registration successively
Fixing.
Preferably, described step (E) is: close detection checking performance indications after light.
Preferably, when installing receiving terminal optical assembly, described step (D) farther includes:
(D1) from the beginning of adjacent fiber adapter, receiving terminal optical assembly is installed successively；
(D2) by monitoring receiving terminal optical assembly output photoelectric stream, receiving terminal optical assembly is carried out successively optical registration successively
Fixing.
Preferably, described step (E) is: detection checking performance indications after light splitting.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
It is illustrated in figure 1 the schematic diagram of a kind of multichannel coaxial packaging structure of the present invention.
It is illustrated in figure 2 the structural representation of the light path adjustment block of a kind of multichannel coaxial packaging structure of the present invention, its
In (a) be side sectional view, (b) is axonometric chart.
As Fig. 3 (a) show transmitting terminal optical assembly and the transmitting terminal ripple of a kind of multichannel coaxial packaging structure of the present invention
Subassembly schematic diagram, (b) is transmitting terminal optical assembly and the schematic diagram of transmitting terminal wavelength-division assembly variant.
As Fig. 4 (a) show receiving terminal optical assembly and the receiving terminal ripple of a kind of multichannel coaxial packaging structure of the present invention
Subassembly schematic diagram, (b) is receiving terminal optical assembly and the schematic diagram of receiving terminal wavelength-division assembly variant.
It is illustrated in figure 5 the emitting portion schematic diagram of a kind of multichannel coaxial packaging structure of the present invention.
It is illustrated in figure 6 the method for packing flow chart of a kind of multichannel coaxial packaging structure of the present invention.
Detailed description of the invention
As it is shown in figure 1, be a kind of multichannel coaxial packaging structure of the present invention, described multichannel coaxial packaging structure includes
One emitting portion 10, described emitting portion 10 farther includes a series of transmitting terminal optical assembly 11, described transmitting terminal optical assembly 11
Dismountable with described emitting portion 10 it is connected, a series of transmitting terminal wavelength-division assemblies 12, described transmitting terminal wavelength-division assembly 12 and institute
State that transmitting terminal optical assembly 11 quantity is identical and to be fixedly installed in described emitting portion 10 one to one internal, a transmitting terminal light path
Adjustment block 13, transmitting terminal collimating lens 14 and a transmitting terminal fiber adapter 15.Described transmitting terminal light path adjustment block 13 is pacified
Being loaded on described emitting portion 10 internal, described transmitting terminal fiber adapter 15 is installed on described emitting portion 10, described transmitting terminal
Collimating lens 14 be installed on described transmitting terminal fiber adapter 15 internal and with the described same optical axis of transmitting terminal fiber adapter 15.Its
In, a series of n the described transmitting terminal optical assembly 11 a length of λ of transmitted wave 1 respectively ..., the optical signal of λ n, each described transmitting terminal
The optical signal that optical assembly 11 sends forms conjunction optical signal after corresponding described transmitting terminal wavelength-division assembly 12 wavelength-division multiplex,
Close the most incident described transmitting terminal light path adjustment block 13 of optical signal, after the adjustment of described transmitting terminal light path adjustment block 13, close
The optical axis of optical signal and the optical axis coincidence of described transmitting terminal fiber adapter 15, last described transmitting terminal collimating lens 14 will close light
Signal focus is coupled to described transmitting terminal fiber adapter 15 and forms multichannel emergent light, thus realizes multichannel light signal
Wavelength-division multiplex.
Described multichannel coaxial packaging structure also includes that a receiving portion 20, described receiving portion 20 farther include one and be
Row receiving terminal optical assembly 21, described receiving terminal optical assembly 21 is dismountable with described receiving portion 20 to be connected, a series of receiving terminals
Wavelength-division assembly 22, and described receiving terminal wavelength-division assembly 22 is identical with described receiving terminal optical assembly 21 quantity, and solid one to one
Dingan County is loaded on the inside of described receiving portion 20, a receiving terminal light path adjustment block 23, and a receiving terminal collimating lens 24 and connects
Receiving end fiber adapter 25.It is internal that described receiving terminal light path adjustment block 23 is installed on described receiving portion 20, described receiving terminal light
Fine adapter 25 is installed on described receiving portion 20, and described receiving terminal collimating lens 24 is installed on described receiving terminal fiber adapter
25 internal and with the described same optical axis of receiving terminal fiber adapter 25.Close optical signal and enter into described receiving terminal fiber adapter 25
After, become multichannel parallel optical signal by receiving terminal collimating lens 24 and incide in described receiving terminal light path adjustment block 23,
The optical axis closing optical signal will be adjusted.When closing optical signal and arriving described receiving terminal wavelength-division assembly 22, there is the light of specific wavelength
Signal receives the described receiving terminal optical assembly 21 of specific wavelength by leaching and being refracted into, and remaining closes optical signal and continues on row
Enter, until all optical signals with specific wavelength all are leached and be refracted to receive specific wavelength by described receiving terminal optical assembly 21
Described receiving terminal optical assembly 21, thus realize Wave Decomposition multiplexing to multichannel light signal.
It should be noted that described transmitting terminal wavelength-division assembly 12 and described receiving terminal wavelength-division assembly 22 can use identical
Structure, described transmitting terminal light path adjustment block 13 is identical with described receiving terminal light path adjustment block 23 structure, and described transmitting terminal collimation is thoroughly
Mirror 14 is identical with described receiving terminal collimating lens 24 structure, and described transmitting terminal fiber adapter 15 and described receiving terminal optical fiber are fitted
Orchestration 25 structure is identical.Described emitting portion 10 the difference is that only described transmitting terminal light with described receiving portion 20
Assembly 11 and described receiving terminal optical assembly 21, simultaneously because described transmitting terminal optical assembly 11 is dismountable with described emitting portion 10
Connecting, described receiving terminal optical assembly 21 is dismountable with described receiving portion 20 to be connected, thus by described transmitting terminal light group
Part 11 and described receiving terminal optical assembly 21 are replaced, and described emitting portion 10 can be converted to described receiving portion 20 or incite somebody to action
Described receiving portion 20 is converted to described emitting portion 10.
Described multichannel coaxial packaging structure can be made up of single described emitting portion 10, can be by single described reception
Part 20 forms, and can be collectively constituted by a described emitting portion 10 and a described receiving portion 20, it is also possible to by multiple
Described emitting portion 10 and multiple described receiving portion 20 collectively constitute, and change described multichannel coaxial packaging knot at needs
When emitting portion 10 described in structure and described receiving portion 20 quantitative proportion, can by change described transmitting terminal optical assembly 11 or
Described receiving terminal optical assembly 21 realizes very easily.Described multichannel coaxial packaging flexible structure is changeable, it is possible to be applicable to many
Plant different application scenarios.
It is illustrated in figure 2 the structural representation of described transmitting terminal light path adjustment block 13, owing to described receiving terminal light path adjusts
The structure of block 23 is identical with the structure of described transmitting terminal light path adjustment block 13, illustrates together at this.Described transmitting terminal light path
Adjustment block 13 includes total reflection prism 131 and a sleeve 132, and described total reflection prism 131 is installed on described sleeve 132.Fig. 2
A () is the side sectional view of described transmitting terminal light path adjustment block 13, Fig. 2 (b) is the solid of described transmitting terminal light path adjustment block 13
Schematic diagram, in figure, dotted line is light path.It will be seen that by rotating described sleeve 132, it is possible to change described transmitting terminal light path and adjust
The rotation status of block 13, thus change light path.Described total reflection prism 131 has two relative reflectings surface, and in order to prevent
Optical signal reflects, and two reflectings surface are all coated with highly reflecting films, the optical signal of total reflection prism 131 described in incidence or outgoing, can exist
Two reflectings surface are totally reflected.Described transmitting terminal light path adjustment block 13 is made to be in rotation status 1 when rotating described sleeve 132
Time, the optical axis of optical signal produces displacement in vertical direction through the adjustment of described total reflection prism 131, when rotating described sleeve
132 when making described transmitting terminal light path adjustment block 13 be in rotation status 2, and the optical axis of optical signal is through described total reflection prism 131
Adjustment produce displacement in the horizontal direction.And when rotating the rotation that described sleeve 132 carries out 360 °, the optical axis warp of optical signal
The adjustment crossing described total reflection prism 131 can also carry out the rotation of 360 °, such that it is able to adjust the optical axis of optical signal neatly.
In described multichannel coaxial packaging structure, may insure that conjunction light optical axis and described by described transmitting terminal light path adjustment block 13
Penetrate the optical axis coincidence of end fiber adapter 15, thus easily complete light is operated.
As described in Fig. 3 (a) show transmitting terminal optical assembly 11 and as described in the schematic diagram of transmitting terminal wavelength-division assembly 12, Qi Zhongsuo
State transmitting terminal wavelength-division assembly 12 and determine that angle beta is fixed with described transmitting terminal optical assembly 11 in one, from described transmitting terminal optical assembly 11
The incident described transmitting terminal wavelength-division assembly 12 of the parallel optical signal of outgoing, after reflection, the parallel optical signal with other converges and coaxially.
Wherein said transmitting terminal optical assembly 11 is TO-CAN optical assembly.Described transmitting terminal optical assembly 11 includes a transmitting terminal canister
111, transmitting terminal semiconductor laser chip 112 and a transmitting terminal collimating lens 113, described transmitting terminal semiconductor laser chip
112 direct level Hermetic Package are inside described transmitting terminal canister 111, and described transmitting terminal collimating lens 113 is installed on described sending out
Penetrating the exit portal of end canister 111, the optical signal that described transmitting terminal semiconductor laser chip 112 sends is through described transmitting terminal
Parallel optical signal outgoing is become after collimating lens 113.Described transmitting terminal wavelength-division assembly 12 includes a transmitting terminal wavelength-division optical filter
121, in one, described transmitting terminal wavelength-division optical filter 121 determines that angle beta is fixed with described transmitting terminal optical assembly 11, from described transmitting terminal
The parallel optical signal of optical assembly 11 outgoing converges through reflection and other the parallel optical signal of described transmitting terminal wavelength-division optical filter 121
Merge coaxial.Owing to described transmitting terminal wavelength-division assembly 12 sends the optical signal of specific wavelength, and corresponding described installed therewith
Penetrating end wavelength-division optical filter 121 when changing described transmitting terminal optical assembly 11 can be by the optical signal reflection of corresponding specific wavelength
During described receiving terminal optical assembly 12, described transmitting terminal wavelength-division assembly 12 can be used as described receiving terminal wavelength-division assembly 22 and need not enter
Row is changed or is adjusted.I.e. can be by described transmitting terminal optical assembly 11 be replaced by described receiving terminal optical assembly 21, by described
Penetrate part 10 and be converted to described receiving portion 20.
As described in Fig. 3 (b) show transmitting terminal optical assembly 11 and as described in the variant of transmitting terminal wavelength-division assembly 12: a transmitting terminal
An optical assembly 11A and transmitting terminal wavelength-division assembly 12A.Wherein said transmitting terminal wavelength-division assembly 12A and described transmitting terminal optical assembly 11A
Determine that angle beta is fixed in one, from the incident described transmitting terminal wavelength-division group of the parallel optical signal of described transmitting terminal wavelength-division assembly 11A outgoing
Part 12A, after reflection, the parallel optical signal with other converges and coaxially.Wherein said transmitting terminal optical assembly 11A is TO-CAN light group
Part.Described transmitting terminal optical assembly 11A include a transmitting terminal canister 111A, a transmitting terminal semiconductor laser chip 112A and
Window pipe cap 113A is held in one transmitting level with both hands, and the described transmitting terminal direct level Hermetic Package of semiconductor laser chip 112A is at described transmitting terminal metal
Inside container 111A, described transmitting is held window pipe cap 113A level with both hands and is installed on the exit portal of described transmitting terminal canister 111A, described
The optical signal that transmitting terminal semiconductor laser chip 112A sends holds window pipe cap 113A outgoing level with both hands through described transmitting.Described transmitting terminal
Wavelength-division assembly 12A includes a transmitting terminal wavelength-division optical filter 121A and a transmitting terminal external collimating lens 122A, described transmitting terminal ripple
Point optical filter 121A and described transmitting terminal optical assembly 11A is one to determine that angle beta is fixed, described transmitting terminal external collimating lens 122A
Hold level with both hands between window pipe cap 113A and described transmitting terminal wavelength-division optical filter 121A in described transmitting, and the external collimation of described transmitting terminal
It is parallel fixing that lens 122A holds window pipe cap 113A level with both hands with described transmitting.Optical signal warp from described transmitting terminal optical assembly 11A outgoing
Becoming parallel optical signal after crossing described transmitting terminal external collimating lens 122A, parallel optical signal filters through described transmitting terminal wavelength-division
Reflection and other the parallel optical signal of sheet 121A converge and coaxially.It should be noted that described transmitting terminal optical assembly 11 and institute
The variant stating transmitting terminal wavelength-division assembly 12 is not limited to described transmitting terminal optical assembly 11A and described transmitting terminal wavelength-division assembly 12A.
As described in Fig. 4 (a) show receiving terminal optical assembly 21 and as described in the schematic diagram of transmitting terminal wavelength-division assembly 22, Qi Zhongsuo
State receiving terminal wavelength-division assembly 22 and determine that angle beta is fixed with described receiving terminal optical assembly 21 in one, close the incident described reception of optical signal
After end wavelength-division assembly 22, the optical signal of specific wavelength is reflected, and the optical signal of its commplementary wave length continues to transmit along original optical path, certain wave
Long optical signal reflected by described receiving terminal wavelength-division assembly 22 after incident described receiving terminal optical assembly 21.Wherein said receiving terminal light
Assembly 21 is TO-CAN optical assembly.Described receiving terminal optical assembly 21 includes a receiving terminal canister 211, a receiving terminal quasiconductor
Detection chip 212 and a receiving terminal collimating lens pipe cap 213, the described direct hermetic seal of receiving terminal semiconductor probe chip 212
Being contained in described receiving terminal canister 211 internal, described receiving terminal collimating lens pipe cap 213 is installed on described receiving terminal metal to be held
The entrance port of device 211.Described receiving terminal wavelength-division assembly 22 includes a receiving terminal wavelength-division optical filter 221, and described receiving terminal wavelength-division is filtered
In one, mating plate 221 determines that angle beta is fixed with described receiving terminal optical assembly 21, close the incident described receiving terminal wavelength-division optical filter of optical signal
After 221, the optical signal of specific wavelength is reflected, and the optical signal of its commplementary wave length continues to transmit along original optical path, the light letter of specific wavelength
Incident described receiving terminal collimating lens pipe cap 213 after number being reflected by described receiving terminal wavelength-division optical filter 221, through described receiving terminal
Incident described receiving terminal semiconductor probe chip 212 after collimating lens pipe cap 213.Owing to described receiving terminal optical assembly 21 receives spy
The optical signal of standing wave length, and the corresponding described receiving terminal wavelength-division optical filter 221 installed can be by corresponding specific wavelength therewith
Optical signal reflects, when changing described receiving terminal optical assembly 21 and being described transmitting terminal optical assembly 11, and described receiving terminal wavelength-division assembly
22 can be used as described transmitting terminal wavelength-division assembly 12 and need not be replaced or adjust.I.e. can be by by described receiving terminal light group
Part 21 is replaced by described transmitting terminal optical assembly 11, and described receiving portion 20 is converted to described emitting portion 10.
As described in Fig. 4 (b) show receiving terminal optical assembly 21 and as described in the variant of receiving terminal wavelength-division assembly 22: a receiving terminal
An optical assembly 21A and receiving terminal wavelength-division assembly 22A, and use described receiving terminal optical assembly 21A and described receiving terminal wavelength-division group
Part 22A can be effectively improved the optically isolated degree between different passage.Wherein said receiving terminal wavelength-division assembly 22A and described receiving terminal
Optical assembly 21A is one to determine that angle is fixed, after closing the incident described receiving terminal wavelength-division assembly 22A of optical signal, and the light letter of specific wavelength
Number being reflected, the optical signal of its commplementary wave length continues to transmit along original optical path, and the optical signal of specific wavelength is by described receiving terminal wavelength-division group
Incident described receiving terminal optical assembly 21A after part 22A reflection.Wherein said receiving terminal optical assembly 21A is TO-CAN optical assembly.Described
Receiving terminal optical assembly 21A is identical with described receiving terminal optical assembly 21 structure, including a receiving terminal canister 211A, a receiving terminal
A semiconductor probe chip 212A and receiving terminal collimating lens pipe cap 213A, described receiving terminal semiconductor probe chip 212A is straight
Connect level Hermetic Package inside described receiving terminal canister 211A, described receiving terminal collimating lens pipe cap 213A be installed on described in connect
The entrance port of receiving end canister 211A.Described receiving terminal wavelength-division assembly 22A includes a receiving terminal wavelength-division optical filter 221A and
Receiving terminal reflecting mirror 222A, described receiving terminal wavelength-division optical filter 221A and described receiving end optical assembly 21A are one to determine that angle, θ is solid
Fixed, described receiving terminal reflecting mirror 222A and described receiving terminal wavelength-division optical filter 221A is one to determine angleFixing, described reception
End wavelength-division optical filter 221A and described receiving terminal reflecting mirror 222A angled make incident described receiving terminal wavelength-division assembly 22A's
Close optical signal to be separated and be refracted to described receiving terminal optical assembly 21A.Close optical signal incident described receiving terminal wavelength-division filter
After mating plate 221A, the optical signal of specific wavelength is reflexed to described receiving terminal reflecting mirror by described receiving terminal wavelength-division optical filter 221A
222A, then by described receiving terminal reflecting mirror 222A reflect after incident described receiving terminal collimating lens pipe cap 213A, through described in connect
Incident described receiving terminal semiconductor probe chip 212A after receiving end collimating lens pipe cap 213A.Due to described receiving terminal optical assembly
21A receives the optical signal of specific wavelength, and the corresponding described receiving terminal wavelength-division optical filter 221A installed can be by correspondence therewith
The optical signal reflection of specific wavelength, when changing described receiving terminal optical assembly 21A and being described transmitting terminal optical assembly 11, described reception
End wavelength-division assembly 22A can be used as described transmitting terminal wavelength-division assembly 12 and need not be replaced or adjust.I.e. can be by by institute
State receiving terminal optical assembly 21A and be replaced by described transmitting terminal optical assembly 11, described receiving portion 20 is converted to described emitting portion
10.It should be noted that the variant of described receiving terminal optical assembly 21 and described receiving terminal wavelength-division assembly 22 connects described in being not limited to
Receiving end optical assembly 21A and described receiving terminal wavelength-division assembly 22A.
It is illustrated in figure 5 the schematic diagram of described emitting portion 10, to be provided with the institute of four described transmitting terminal optical assemblies 11
As a example by stating emitting portion 10.Four described transmitting terminal optical assemblies 11 send the parallel optical signal with different wave length respectively, four kinds
Parallel optical signal incident described transmitting terminal wavelength-division assembly 12 respectively, enters after the reflection of described transmitting terminal wavelength-division assembly 12 successively
Row wavelength-division multiplex processes, and is formed and closes optical signal, closes the most incident described transmitting terminal light path adjustment block 13 of optical signal, through described light
After the reflection of road adjustment block 13, close the optical axis of optical signal and the optical axis coincidence of described transmitting terminal fiber adapter 15, close optical signal
Finally focus on through described transmitting terminal collimating lens 14 and be coupled on described transmitting terminal fiber adapter 15.Refer to it is noted that
Described transmitting terminal collimating lens 14 and described transmitting terminal fiber adapter 15 are one.The structure of described receiving portion 20 and institute
The structure stating emitting portion 10 is similar to, and can be by changing described transmitting terminal optical assembly 11 and described receiving terminal optical assembly 21
Change.
It is illustrated in figure 6 the method for packing flow chart of a kind of multichannel coaxial packaging structure of the present invention, to include one
As a example by the described multichannel coaxial packaging structure of described emitting portion 10 and a described receiving portion 20.First collimating lens
It is mounted and fixed in described transmitting terminal fiber adapter 15 and described receiving terminal fiber adapter 25.It is directed at without optical coupling,
Industry can be used directly with the described transmitting terminal fiber adapter 15 of collimating lens and described receiving terminal fiber adapter 25
The laser welder of standard is directly welded on the housing of opto-electronic device.It is directed at without optical coupling equally, the side sticked with glue successively
Formula installs and fixes described transmitting terminal wavelength-division optical filter 121 and described receiving terminal wavelength-division optical filter 221.Then at described transmitting terminal
Fiber adapter 15 and described receiving terminal fiber adapter 25 squeeze into a branch of HONGGUANG, adjusts by regulating described transmitting terminal light path
Block 13 and described receiving terminal light path adjustment block 23, determine and incide closest described transmitting terminal wavelength-division optical filter 121 and institute
State the light path of receiving terminal wavelength-division optical filter 221 respectively with described transmitting terminal fiber adapter 15 and described receiving terminal fiber adapter
After the light path alignment of 25, fixing described transmitting terminal light path adjustment block 13 and described receiving terminal light path adjustment block 23.
When described transmitting terminal optical assembly 11 is installed, first the described transmitting of neighbouring described transmitting terminal fiber adapter 15 is installed
End optical assembly 11, adds electroluminescence to it, monitors the luminous power of described transmitting terminal fiber adapter 15 emergent light, described by regulation
The position of transmitting terminal optical assembly 11 is until obtaining maximum Output optical power, then uses standard laser welding machine to be welded and fixed.
The like, the described transmitting terminal optical assembly 11 of rest channels is regulated and is welded and fixed.
When described receiving terminal optical assembly 21 is installed, it is the institute first installing neighbouring described receiving terminal fiber adapter 25 equally
State receiving terminal optical assembly 21, from the light of the incident corresponding wavelength of described receiving terminal fiber adapter 25, monitor corresponding described receiving terminal
The photoelectric current of optical assembly 21, by regulating the position of described receiving terminal optical assembly 21, until obtaining maximum photoelectric current, then adopts
It is welded and fixed with standard laser welding machine or is fixed by the way of gluing.Equally, similar method is used remaining to be led to
The described receiving terminal optical assembly 21 in road regulates and fixes.After technique has been made, single passage is tested one by one, then to all
Multichannel carries out closing light or the test of light splitting, it is ensured that its performance indications are qualified.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one
The widest scope caused.
Claims (15)
1. a multichannel coaxial packaging structure, it is characterised in that including:
At least one emitting portion, described emitting portion includes at least two transmitting terminal optical assembly, at least two transmitting terminal wavelength-division group
Part, a transmitting terminal light path adjustment block, a transmitting terminal collimating lens and a transmitting terminal fiber adapter, wherein said transmitting terminal light
Assembly is dismountable with described emitting portion to be connected, described transmitting terminal wavelength-division assembly identical with described transmitting terminal optical assembly quantity and
Being fixedly installed in inside described emitting portion one to one, described transmitting terminal light path adjustment block is installed in described emitting portion
Portion, described transmitting terminal fiber adapter is installed on described emitting portion, and described transmitting terminal collimating lens is installed on described transmitting terminal
Fiber adapter internal and with the described same optical axis of transmitting terminal fiber adapter, wherein, described transmitting terminal wavelength-division assembly receives described
The optical signal that transmitting terminal optical assembly is sent, and described transmitting terminal wavelength-division assembly optical signal is closed light after incident described light path adjust
Monoblock, conjunction optical signal is adjusted and is incorporated to penetrate described transmitting with optical axis to described transmitting terminal fiber adapter by described light path adjustment block
End fiber adapter, it is multiple that the multichannel light signal that transmitting terminal optical assembly is sent by described transmitting terminal wavelength-division assembly carries out wavelength-division
With.
2. multichannel coaxial packaging structure as claimed in claim 1, it is characterised in that including:
At least one receiving portion, described receiving portion includes at least two receiving terminal optical assembly, at least two receiving terminal wavelength-division group
Part, a receiving terminal light path adjustment block, a receiving terminal collimating lens and a receiving terminal fiber adapter, wherein said receiving terminal light
Assembly is dismountable with described receiving portion to be connected, described receiving terminal wavelength-division assembly identical with described receiving terminal optical assembly quantity and
Being fixedly installed in inside described receiving portion one to one, described receiving terminal light path adjustment block is installed in described receiving portion
Portion, described receiving terminal fiber adapter is installed on described receiving portion, and described receiving terminal collimating lens is installed on described receiving terminal
Fiber adapter internal and with the described same optical axis of receiving terminal fiber adapter, wherein, described receiving terminal fiber adapter receives and closes
Optical signal also incides in described receiving terminal light path adjustment block, and the optical axis closing optical signal will be adjusted by described receiving terminal light path adjustment block
Whole and incident described receiving terminal wavelength-division assembly, the involutory optical signal Wave Decomposition multiplexing of described receiving terminal wavelength-division assembly.
3. multichannel coaxial packaging structure as claimed in claim 1, it is characterised in that described emitting portion includes at least two
Receiving terminal optical assembly, at least two transmitting terminal wavelength-division assembly, a transmitting terminal light path adjustment block, a transmitting terminal collimating lens and one
Transmitting terminal fiber adapter, wherein said transmitting terminal optical assembly is dismountable with described emitting portion to be connected, described transmitting terminal ripple
Subassembly is identical with described transmitting terminal optical assembly quantity and is fixedly installed in inside described emitting portion one to one, described
Penetrating end light path adjustment block and be installed on inside described emitting portion, described transmitting terminal fiber adapter is installed on described emitting portion,
Described transmitting terminal collimating lens is installed on described transmitting terminal fiber adapter inside and shares the same light with described transmitting terminal fiber adapter
Axle, wherein, described transmitting terminal fiber adapter receives and closes optical signal and incide in described transmitting terminal light path adjustment block, closes light letter
Number optical axis will by described transmitting terminal light path adjustment block adjust and incident described transmitting terminal wavelength-division assembly, described transmitting terminal wavelength-division group
Part involutory optical signal Wave Decomposition multiplexing.
4. the multichannel coaxial packaging structure as described in claim 1 or 3, it is characterised in that described transmitting terminal light path adjustment block
Including a total reflection prism and a sleeve, described total reflection prism is installed on described sleeve, and described total reflection prism is with institute
Stating the rotation of sleeve and rotate, described two relative reflectings surface of transmitting terminal light path adjustment block are all coated with highly reflecting films.
5. the multichannel coaxial packaging structure as described in claim 1 or 3, it is characterised in that described transmitting terminal wavelength-division assembly bag
Including a transmitting terminal wavelength-division optical filter, described transmitting terminal wavelength-division optical filter and described transmitting terminal optical assembly are one to determine that angle is fixed,
Parallel with other through the reflection of described transmitting terminal wavelength-division optical filter from the parallel optical signal of described transmitting terminal optical assembly outgoing
Optical signal converges and coaxially.
6. multichannel coaxial packaging structure as claimed in claim 5, it is characterised in that described transmitting terminal optical assembly includes
Penetrate end canister, a transmitting terminal semiconductor laser chip and a transmitting terminal collimating lens, described transmitting terminal semiconductor laser
The direct level Hermetic Package of chip is inside described transmitting terminal canister, and described transmitting terminal collimating lens is installed on described transmitting terminal gold
Belonging to the exit portal of container, the optical signal that described transmitting terminal semiconductor laser chip sends becomes after described transmitting terminal collimating lens
For parallel optical signal outgoing.
7. multichannel coaxial packaging structure as claimed in claim 1, it is characterised in that described transmitting terminal optical assembly includes
Penetrate end canister, a transmitting terminal semiconductor laser chip and a transmitting and hold window pipe cap, described transmitting terminal semiconductor laser level with both hands
The direct level Hermetic Package of chip is inside described transmitting terminal canister, and described transmitting is held window pipe cap level with both hands and is installed on described transmitting terminal gold
Belonging to the exit portal of container, the optical signal that described transmitting terminal semiconductor laser chip sends is held window pipe cap level with both hands through described transmitting and is gone out
Penetrate.
8. multichannel coaxial packaging structure as claimed in claim 7, it is characterised in that described transmitting terminal wavelength-division assembly includes
Transmitting terminal wavelength-division optical filter and the external collimating lens of a transmitting terminal, described transmitting terminal wavelength-division optical filter and described transmitting terminal optical assembly
Determining that angle is fixed in one, the external collimating lens of described transmitting terminal is positioned at described transmitting and holds window pipe cap and described transmitting terminal wavelength-division level with both hands
Between optical filter, and the external collimating lens of described transmitting terminal is held level with both hands with described transmitting, and window pipe cap is parallel to be fixed.From described transmitting terminal
The optical signal of optical assembly outgoing becomes parallel optical signal after the external collimating lens of described transmitting terminal, and parallel optical signal is through institute
State the reflection of transmitting terminal wavelength-division optical filter to converge with other parallel optical signal and coaxially.
9. multichannel coaxial packaging structure as claimed in claim 2 or claim 3, it is characterised in that described receiving terminal optical assembly includes
One receiving terminal canister, a receiving terminal semiconductor probe chip and a receiving terminal collimating lens pipe cap, described receiving terminal half
The direct level Hermetic Package of conductor detection chip is inside described receiving terminal canister, and described receiving terminal collimating lens pipe cap is installed on
The entrance port of described receiving terminal canister.
10. multichannel coaxial packaging structure as claimed in claim 2, it is characterised in that described receiving terminal wavelength-division assembly includes
One receiving terminal wavelength-division optical filter and a receiving terminal reflecting mirror, described receiving terminal wavelength-division optical filter and described receiving end optical assembly are one true
Determining angle to fix, described receiving terminal reflecting mirror and described receiving terminal wavelength-division optical filter are one to determine that angle is fixed, described receiving terminal
Wavelength-division optical filter and described receiving terminal reflecting mirror the angled conjunction optical signal making incident described receiving terminal wavelength-division assembly can
Separated and be refracted to described receiving terminal optical assembly.
The method for packing of 11. 1 kinds of multichannel coaxial packaging structures, it is characterised in that include step:
(A) fiber adapter with collimating lens is installed；
(B) transmitting terminal wavelength-division assembly and receiving terminal wavelength-division assembly are installed；
(C) regulation light path adjustment block, determines coaxial light path, and fixed light path adjustment block；
(D) transmitting terminal optical assembly and receiving terminal optical assembly are installed, carry out optical registration, and stationary light component；
(E) detection checking performance indications.
The method for packing of 12. multichannel coaxial packaging structures as claimed in claim 11, it is characterised in that when installing transmitting terminal
During optical assembly, described step (D) farther includes:
(D1) from the beginning of adjacent fiber adapter, transmitting terminal optical assembly is installed successively；
(D2) by monitoring the Output optical power of fiber adapter, transmitting terminal optical assembly is carried out successively optical registration and consolidates successively
Fixed.
The method for packing of 13. multichannel coaxial packaging structures as claimed in claim 12, it is characterised in that described step (E)
For: after closing light, performance indications are verified in detection.
The method for packing of 14. multichannel coaxial packaging structures as claimed in claim 11, it is characterised in that when installing receiving terminal
During optical assembly, described step (D) farther includes:
(D1) from the beginning of adjacent fiber adapter, receiving terminal optical assembly is installed successively；
(D2) by monitoring receiving terminal optical assembly output photoelectric stream, receiving terminal optical assembly is carried out successively optical registration and consolidates successively
Fixed.
The method for packing of 15. multichannel coaxial packaging structures as claimed in claim 14, it is characterised in that described step (E)
For: detection checking performance indications after light splitting.
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| CN201610767103.XA CN106226872B (en) | 2016-08-30 | 2016-08-30 | A kind of multichannel coaxial packaging structure and packaging method |
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| CN201610767103.XA CN106226872B (en) | 2016-08-30 | 2016-08-30 | A kind of multichannel coaxial packaging structure and packaging method |
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| WO2023065233A1 (en) * | 2021-10-21 | 2023-04-27 | 华为技术有限公司 | Transistor housing package and preparation method therefor, optical device, optical module, and optical network system |
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| CN106226872B (en) | 2018-08-07 |
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