CN103701532B - A kind of 10G PON OLT optical assembly structures - Google Patents
A kind of 10G PON OLT optical assembly structures Download PDFInfo
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- CN103701532B CN103701532B CN201310734178.4A CN201310734178A CN103701532B CN 103701532 B CN103701532 B CN 103701532B CN 201310734178 A CN201310734178 A CN 201310734178A CN 103701532 B CN103701532 B CN 103701532B
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Abstract
A kind of 10G PON OLT optical assembly structures of the present invention, including the first emitter, the second emitter, reception device, filtering apparatus, circumference joint portion and optical adapter, it is characterised in that：The circumference joint portion or so connects the first emitter and optical adapter and is vertically connected with the reception device and the second emitter, the filtering apparatus is located at circumference joint portion inner chamber and including first, second optical filter, the first optical filter tow sides correspond respectively to first, second emitter is set, and the second optical filter tow sides correspond respectively to the first optical filter reverse side and the reception device is set, by the combination of aforementioned structure or its construction, realize the 10G PON OLT optical assembly structures, so as to reach with compatibility and encapsulation, function admirable and good result with low cost.
Description
Technical field
The present invention relates to optical communication field, a kind of 10G PON OLT optical assembly structures are referred in particular to.
Background technology
10G PON have that standard is complete, can meet the smooth upgrade of PON networks, building unified PON skills of future generation
The advantage of art system, and taken into full account completely compatible with existing PON networks.Based on this demand, networked physics layer OLT
A kind of new optical assembly is needed in end.
The content of the invention
In order to solve the above technical problems, it is a primary object of the present invention to propose a kind of 10G PON OLT optical assembly structures,
The optical assembly structure is applied to 10G PON networks, while solving the technical problem of compatible existing PON networks.
To reach above-mentioned purpose, right technical scheme of the invention is：A kind of 10G PON OLT optical assembly structures, including
First emitter, the second emitter, reception device, filtering apparatus, circumference joint portion and optical adapter, wherein：The party
Circle joint portion or so the first emitter of connection and optical adapter are simultaneously vertically connected with the reception device and the second emitter, the filter
Electro-optical device is located at circumference joint portion inner chamber and including first, second optical filter, and the first optical filter tow sides are corresponded to respectively
Set in first, second emitter, and the second optical filter tow sides correspond respectively to the first optical filter reverse side and the reception
Device is set.
It is preferred in embodiments of the present invention：The first described emitter includes the first transmitter unit, the first coupled lens
And isolator.
It is preferred in embodiments of the present invention：The first described emitter further comprises front lens and rear lenses.
It is preferred in embodiments of the present invention：Described front lens and rear lenses is arranged on first transmitter unit and isolator
Between and front lens and rear lenses are symmetric mode setting.
It is preferred in embodiments of the present invention：First transmitter unit includes 10G transmitter modules, the second described transmitting
Unit includes 1G transmitter modules, and described receiving unit includes 10G compatibility 1G receiver modules.
It is preferred in embodiments of the present invention：Described circumference joint portion has first, second, third and the 4th connecting portion.
It is preferred in embodiments of the present invention：Described first transmitter unit transmitting light by the first coupled lens to first,
Second optical filter is coupled with the optical adapter.
It is preferred in embodiments of the present invention：Described the second transmitter unit transmitting light passes through the second coupled lens to the first filter
Mating plate reflexes to the second optical filter and coupled with the optical adapter.
It is preferred in embodiments of the present invention：The focal length of the rear lenses is 1mm ± 0.5mm.
Compared with prior art, it has the advantages that the present invention：
Present invention process is simple to operation, and follow-up optical-electric module encapsulation and equipment are easy to use, function admirable, low cost
It is honest and clean.
Brief description of the drawings
Fig. 1 is the positive structure diagram of the embodiment of the present invention.
Fig. 2 is the dimensional structure diagram of first embodiment of the invention.
Fig. 3 is the internals and light channel structure schematic diagram of first embodiment of the invention.
Fig. 4 is the dimensional structure diagram of second embodiment of the invention.
Fig. 5 is the internals and light channel structure schematic diagram of second embodiment of the invention.
Embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings.
First embodiment：
Refer to Fig. 1 and with reference to refering to shown in Fig. 2 and Fig. 3, the present invention provides a kind of 10G PON OLT optical assembly knots
Structure, including the first emitter 10, the second emitter 20, reception device 30, filtering apparatus 40, circumference joint portion 50 and
First emitter 10 is connected by optical adapter 60, the circumference joint portion 50 with optical adapter 60 or so, and is filled receiving
30 are put with the second emitter 20 to be connected.Wherein：First emitter 10 encapsulates for coaxial TO-CAN and including the first hair
Penetrate unit（1577nm Tx 10G）11st, the first coupled lens（coupling lens）12 and isolator（ISO）13 ；Described
One transmitter unit 11 includes 10G transmitter modules, and its operating central wavelength is 1577nm, and first coupled lens 12 are located at
Between first transmitter unit 11 and isolator 13；Second emitter 20 includes the second transmitter unit（1490Dnm Tx
1G）21 and second coupled lens（coupling lens）22, second transmitter unit 21 includes 1G transmitter modules, its work
Make centre wavelength for 1490nm；The reception device 30 includes receiving unit（127Dnm Rx 10G & 131Dnm Rx 1G）31
With the 3rd coupled lens（coupling lens）32, the receiving unit 31 includes 10G compatibility 1G receiver modules, wherein
10G operation wavelengths are 1270nm, and 1G operating central wavelengths are 1310nm；The filtering apparatus 40 is in circumference joint portion 50
Chamber and including first, second optical filter（RTT）41st, 42, first, second optical filter（RTT）41st, 42 respectively with relative 45 °
Angle is set, wherein the two-side incident face of first optical filter 41 corresponds to the first emitter 10 and the second emitter respectively
20 install, and the two-side incident face of the second optical filter 42 corresponds to the first optical filter 41 respectively and reception device 30 is installed；The circumference
Joint portion 50 houses the filtering apparatus 40 in inner chamber and had and the first emitter 10, the second emitter 20, reception dress
Put 30 and optical adapter 60 first, second, third and the 4th connecting portion 51,52,53,54 that combine.
In embodiments of the present invention, the light intensity of the first transmitter unit 11 transmitting passes through through the optically focused of the first coupled lens 12
Isolator（ISO）After 13 fronts for inciding the first optical filter 41 are filtered, the front of the second optical filter of direct projection 42, while second
The light intensity that transmitter unit 21 is launched incides the reverse side of the first optical filter 41 and reflexed to after the optically focused of the second coupled lens 22
The front of second optical filter 42, but the second optical filter 42 is reflected after filtering by reverse side to the 3rd coupled lens 32, through the 3rd
Receiving unit 31 is passed to after the optically focused of coupled lens 32.
In embodiments of the present invention, set between the first emitter 10 and the circumference joint portion 50 by connecting portion 51
Some device roll adjustments, can adjust tri- directions of X, Y, Z, wherein Z directions are continuously adjustabe structure.
In embodiments of the present invention, the first transmitter unit is by coupled lens and through the first optical filter（RTT45）41 and
Two optical filters（RRT45）42 are coupled to optical adapter 60.
Second embodiment：
Refer to Fig. 1 and with reference to refering to shown in Fig. 4 and Fig. 5, a kind of 10G PON OLT optical assembly knots of the present embodiment
Structure, compared with above-mentioned first embodiment, its difference is structure and its combination of construction of the first emitter 10, in order to save
Save length and do not repeat to repeat, the present embodiment is only explained to the first emitter 10 for distinguishing part：The first transmitting dress
Put 10 and encapsulated for butterfly and combine the first transmitter unit 11 and be additionally arranged front lens（forward lens）14 and rear lenses
（rear lens）, and correspondingly have adjusted isolator（ISO）13 and first coupled lens（couplinglens）12 set
Seated position.Specifically, front lens 14 and rear lenses 15 are provided between the first transmitter unit 11 and isolator 13, and it is preceding
Lens 14 and rear lenses 15 are in that correspondence situation is set, and wherein the focal length of rear lenses 15 is 1mm ± 0.5mm, will focus on light pass through every
From the first coupled lens 12 are injected after device 13, first coupled lens 12 focus on the backward front of first optical filter 41 and thrown
Penetrate.
To sum up in two embodiments, the brief operating principle of the second emitter 20 is：Second transmitter unit 21 passes through
One optical filter 41 is reflected and the transmission of the second optical filter 42 is coupled with optical adapter, wherein：Second transmitter unit 21 and circumference
The device roll adjustment being provided between joint portion 50 by connecting portion 52, can adjust tri- directions of X, Y, Z.
To sum up in two embodiments, the receiving unit is coupled by the reflection of the second optical filter with optical adapter, wherein：Receive single
The device roll adjustment being provided between member 30 and circumference joint portion 50 by connecting portion 53, can adjust X, Y both direction.
In summary, only the preferred embodiments of the invention, does not limit protection scope of the present invention with this, all according to the present invention
Equivalence changes and modification that the scope of the claims and description are made, are all within the scope of patent of the present invention covers.
Claims (6)
1. a kind of 10G PON OLT optical assembly structures, including the first emitter, the second emitter, reception device, optical filtering dress
Put, have an area of joint portion and optical adapter, it is characterised in that：Have an area of joint portion or so the first emitter of connection and light adaptation
Device, and it is vertically connected with reception device and the second emitter；Filtering apparatus is located at circumference joint portion inner chamber and including first, second
Optical filter, the first optical filter tow sides correspond respectively to first, second emitter and set, and the second optical filter tow sides
Correspond respectively to the first optical filter reverse side and reception device is set, wherein：First emitter includes the first transmitter unit, first
Coupled lens and isolator, also including forward and backward lens, forward and backward lens are located between the first transmitter unit and isolator and forward and backward
Lens is are symmetrical arranged, and rear lenses will focus on light and the first coupled lens are injected after isolator, and the first coupled lens focus on backward
First optical filter front projection.
2. 10G PON OLT optical assembly structures as claimed in claim 1, it is characterised in that：First transmitter unit is sent out including 10G
Module is penetrated, the second emitter includes the second transmitter unit and the second coupled lens, and the second transmitter unit includes 1G transmitter modules,
Reception device includes receiving unit and the 3rd coupled lens, and receiving unit includes 10G compatibility 1G receiver modules；
The light of first transmitter unit transmitting is through the first coupled lens optically focused, and the front for inciding the first optical filter by isolator is filtered
After light, the optical filter of direct projection second front, the light of the second transmitter unit transmitting incides the first filter after the second coupled lens optically focused
The reverse side of mating plate simultaneously reflexes to the second optical filter front；Second optical filter is reflected after filtering by reverse side to the 3rd coupled lens,
Receiving unit is passed to after the 3rd coupled lens optically focused.
3. 10G PON OLT optical assembly structures as claimed in claim 2, it is characterised in that：Having an area of joint portion has first, the
2nd, the 3rd and the 4th connecting portion, wherein, first connecting portion is connected with the first emitter, and second connecting portion is filled with the second transmitting
Connection is put, the 3rd connecting portion is connected with reception device, and the 4th connecting portion is connected with optical adapter.
4. 10G PON OLT optical assembly structures as claimed in claim 3, it is characterised in that：First transmitter unit transmitting light leads to
The first coupled lens are crossed to couple with optical adapter to first, second optical filter.
5. 10G PON OLT optical assembly structures as claimed in claim 4, it is characterised in that：Second transmitter unit transmitting light leads to
Cross the second coupled lens to the first optical filter and reflex to the second optical filter and coupled with optical adapter.
6. 10G PON OLT optical assembly structures as claimed in claim 5, it is characterised in that：Rear lenses focal length be 1mm ±
0.5mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310734178.4A CN103701532B (en) | 2013-12-27 | 2013-12-27 | A kind of 10G PON OLT optical assembly structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310734178.4A CN103701532B (en) | 2013-12-27 | 2013-12-27 | A kind of 10G PON OLT optical assembly structures |
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| Publication Number | Publication Date |
|---|---|
| CN103701532A CN103701532A (en) | 2014-04-02 |
| CN103701532B true CN103701532B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310734178.4A Active CN103701532B (en) | 2013-12-27 | 2013-12-27 | A kind of 10G PON OLT optical assembly structures |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317015A (en) * | 2014-10-13 | 2015-01-28 | 四川光恒通信技术有限公司 | Single-fibre four directional receiving and dispatching device and packing method |
| CN112285846B (en) * | 2019-07-22 | 2022-04-22 | 青岛海信宽带多媒体技术有限公司 | Optical transceiving submodule and optical module |
| CN112859257A (en) * | 2021-01-21 | 2021-05-28 | 瑞泰(威海)电子科技有限公司 | Four-way optical path device compatible with 10G GPON and processing method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2884703Y (en) * | 2005-02-28 | 2007-03-28 | 武汉金石凯激光技术有限公司 | Wave division multiplexer |
| CN201886180U (en) * | 2010-11-18 | 2011-06-29 | 青岛海信宽带多媒体技术有限公司 | Optical component for ONU (optical network unit) end of ten-gigabit EPON (Ethernet passive optical network) |
| CN202159164U (en) * | 2011-08-02 | 2012-03-07 | 深圳新飞通光电子技术有限公司 | Single fiber bidirectional light transmit-receive integrated assembly used in optical line terminal |
| CN102761366A (en) * | 2012-07-10 | 2012-10-31 | 青岛海信宽带多媒体技术有限公司 | Optical line terminal optical terminal used in 10 Gigabit passive optical network |
| KR101271424B1 (en) * | 2011-09-19 | 2013-06-05 | (주) 빛과 전자 | 10G PON Optical Sub-Assembly integrated on an OTDR |
| CN103259599A (en) * | 2013-04-18 | 2013-08-21 | 青岛海信宽带多媒体技术有限公司 | Passive optical network and double-system optical line terminal optical module |
-
2013
- 2013-12-27 CN CN201310734178.4A patent/CN103701532B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2884703Y (en) * | 2005-02-28 | 2007-03-28 | 武汉金石凯激光技术有限公司 | Wave division multiplexer |
| CN201886180U (en) * | 2010-11-18 | 2011-06-29 | 青岛海信宽带多媒体技术有限公司 | Optical component for ONU (optical network unit) end of ten-gigabit EPON (Ethernet passive optical network) |
| CN202159164U (en) * | 2011-08-02 | 2012-03-07 | 深圳新飞通光电子技术有限公司 | Single fiber bidirectional light transmit-receive integrated assembly used in optical line terminal |
| KR101271424B1 (en) * | 2011-09-19 | 2013-06-05 | (주) 빛과 전자 | 10G PON Optical Sub-Assembly integrated on an OTDR |
| CN102761366A (en) * | 2012-07-10 | 2012-10-31 | 青岛海信宽带多媒体技术有限公司 | Optical line terminal optical terminal used in 10 Gigabit passive optical network |
| CN103259599A (en) * | 2013-04-18 | 2013-08-21 | 青岛海信宽带多媒体技术有限公司 | Passive optical network and double-system optical line terminal optical module |
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| CN103701532A (en) | 2014-04-02 |
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