CN101750679B - Optical communication system and optical connector - Google Patents
Optical communication system and optical connector Download PDFInfo
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- CN101750679B CN101750679B CN201010001675A CN201010001675A CN101750679B CN 101750679 B CN101750679 B CN 101750679B CN 201010001675 A CN201010001675 A CN 201010001675A CN 201010001675 A CN201010001675 A CN 201010001675A CN 101750679 B CN101750679 B CN 101750679B
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- reflecting surface
- veneer
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4214—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element having redirecting reflective means, e.g. mirrors, prisms for deflecting the radiation from horizontal to down- or upward direction toward a device
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The embodiment of the invention discloses an optical communication system and an optical connector, which is used for reducing transmission loss of an optical signal. The optical communication system of the invention comprises a backboard, at least two single boards, and at least two optical connectors; wherein the backboard and the single boards are respectively provided with an optical transmission layer for transmitting the optical signal; the optical connector is provided with a first reflecting surface and a second reflecting surface which are arranged back to back, the first and second reflecting surfaces are used for turning light paths so as to enable the light transmission layers in the single boards and the backboard to realize optical connection; and different single boards can carry out optical communication by two opposite reflecting surfaces of different optical connectors and the optical transmission layer of the backboard. In addition, the embodiment of the invention also provides the optical connector. The optical communication system and the optical connector can effectively reduce the transmission loss of the optical signal.
Description
Technical field
The present invention relates to optical communication field, relate in particular to a kind of optical communication system and optical connector.
Background technology
In the light back board system of prior art; In order to set up the light interconnecting channel between the different veneers, adopt fit system shown in Figure 1 between veneer and the backboard, promptly adopt with a kind of connector; But vertical view as shown in Figure 2 can be known; According to light path interconnection direction, need be on backboard around the cabling of very long one section band radian, with the optical coupled of realization with connector.
The inventor finds that there is following shortcoming at least in prior art in realizing process of the present invention:
In this prior art, need be on backboard around the cabling of very long one section band radian, this curved waveguide can increase the loss of light signal, also possibly cause excess loss because the wiring space deficiency causes the circuit intersection.
Summary of the invention
The embodiment of the invention provides a kind of optical communication system and optical connector, can reduce the loss of light signal.
The optical communication system that the embodiment of the invention provides comprises: backboard, at least two veneers and at least two optical connectors; Be respectively arranged with the optical transport layer that is used for transmitting optical signal in said backboard and the veneer; Be provided with first reflecting surface and second reflecting surface in the said optical connector; Said first reflecting surface and second reflecting surface are back to setting, and said first reflecting surface and second reflecting surface are used for light path is transferred, and make that the optical transport layer in the veneer realizes that with the optical transport layer of said backboard light is connected; Different single boards is carried out optical communication through the two opposite reflecting surfaces of different optical connectors and the optical transport layer of backboard.
The optical connector that the embodiment of the invention provides comprises: first reflecting surface and second reflecting surface; Said first reflecting surface and second reflecting surface are back to setting, and said first reflecting surface and second reflecting surface are used for light path is transferred, and make that the optical transport layer in the veneer realizes that with the optical transport layer of backboard light is connected.
Can find out that from above technical scheme the embodiment of the invention has the following advantages:
In the embodiment of the invention; All include in the optical connector back to two reflectings surface that are provided with; When two veneers need carry out optical communication through backboard; The relative reflecting surface that only need make the optical transport layer of these two veneers aim at two optical connectors can be realized the straight line transmission of light path, need not to be provided with the cabling of band radian, therefore can reduce the loss of light signal;
Secondly; All include in the optical connector back to two reflectings surface that are provided with; When certain veneer need carry out optical communication with different single boards; Only need the reflecting surface of the optical connector that the optical transport layer of this veneer of adjustment aims at get final product, and the optical connector that need not more to renew, so can improve the dirigibility of optical communication.
Description of drawings
Fig. 1 is an optical communication synoptic diagram in the prior art;
Fig. 2 is a prior art dorsulum vertical view;
Fig. 3 is an optical communication system synoptic diagram in the embodiment of the invention;
Fig. 4 is many optical transport layers synoptic diagram in the embodiment of the invention;
Fig. 5 is an embodiment of the invention mean camber catoptron synoptic diagram;
Fig. 6 is optical communication system application scenarios one synoptic diagram in the embodiment of the invention;
Fig. 7 is optical communication system application scenarios two synoptic diagram in the embodiment of the invention;
Fig. 8 is many light mouth optical communication system application scenarios synoptic diagram in the embodiment of the invention;
Fig. 9 is embodiment synoptic diagram of optical connector in the embodiment of the invention;
Figure 10 is another embodiment synoptic diagram of optical connector in the embodiment of the invention;
Figure 11 is an optical connector embodiment synoptic diagram again in the embodiment of the invention;
Figure 12 (a)～Figure 12 (b) moves synoptic diagram for reflecting surface assembly in the optical connector in the embodiment of the invention.
Embodiment
The embodiment of the invention provides a kind of optical communication system and optical connector, and the optical connector that can use same type reduces the loss of light signal simultaneously to reduce device cost.
See also Fig. 3, optical communication system embodiment comprises in the embodiment of the invention:
Be provided with first reflecting surface and second reflecting surface in the said optical connector, promptly be provided with first reflecting surface 307 and second reflecting surface 308 in the optical connector 305, be provided with first reflecting surface 309 and second reflecting surface 310 in the optical connector 306;
With optical connector 305 is example; Wherein, First reflecting surface 307 and second reflecting surface 308 are back to setting, and first reflecting surface 307 and second reflecting surface 308 are used for light path is transferred, and make that the optical transport layer 304 in the veneer 302 realizes that with the optical transport layer 304 of backboard 301 light is connected;
Different single boards is carried out optical communication through the two opposite reflecting surfaces of different optical connectors and the optical transport layer of backboard; Promptly when veneer 302 need communicate with veneer 303; Veneer 302 is through second reflecting surface 308 of optical connector 305; And first reflecting surface 309 of optical connector 306, and the optical transport layer 304 of backboard 301 carries out optical communication with veneer 303.
Wherein, first reflecting surface 309 of second reflecting surface 308 of optical connector 305 and optical connector 306 is relative reflecting surface, and light signal can be through the transmission of transferring of these two reflectings surface.
Only describe in the present embodiment with two veneers and two optical connectors; In practical application; On backboard, can also be connected with more veneer and optical connector, the optical communication process of process and foregoing description of carrying out optical communication between concrete different veneers is similar, repeats no more here.
In the present embodiment, the optical transport layer 304 in the backboard 301 can be for bilayer or sandwich construction, and is as shown in Figure 4, and corresponding in this, the optical transport layer 304 in veneer 302 and the veneer 303 also can be bilayer or sandwich construction.
This optical transport layer 304 can be positioned at the top layer or the internal layer of backboard 301 (or veneer 302, or veneer 303).
Need to prove; Reflecting surface in the present embodiment (comprising first reflecting surface, 307, the second reflectings surface 308 of optical connector 305 and first reflecting surface, 309, the second reflectings surface 310 of optical connector 306) can be one or one group of catoptron; This catoptron can be plane mirror in practical application; Can be curved reflector (as shown in Figure 5), as long as this catoptron can make light path turnover 90 spend, concrete implementation does not limit here yet.
Need to prove that among present embodiment and follow-up each embodiment, concrete optical transport layer can be light waveguide-layer, or optical fiber, or the optical transmission medium of other types.
In the present embodiment; Include in the said optical connector back to two reflectings surface that are provided with; When two veneers need carry out optical communication through backboard; The relative reflecting surface that only need make the optical transport layer of these two veneers aim at two optical connectors can be realized the straight line transmission of light path, need not to be provided with the cabling of band radian, therefore can reduce the loss of light signal.
Further; Include in the said optical connector back to two reflectings surface that are provided with; When certain veneer need carry out optical communication with different single boards; Only need the reflecting surface of the optical connector that the optical transport layer of this veneer of adjustment aims at get final product, and the optical connector that need not more to renew, so can improve the dirigibility of optical communication.
Again further, the structure of each optical connector can be all the same, if adopt the optical connector of same type, can reduce device cost and assembling complexity.
For ease of understanding, with several concrete application scenarioss the optical communication system in the embodiment of the invention is described below, see also Fig. 6, veneer A, board B and veneer C cooperate with optical connector A, optical connector B and optical connector C respectively.
The optical transport layer of veneer A links to each other with optical connector A left side interface; This interface is relative with optical connector A left side reflecting surface; The optical transport layer of board B links to each other with optical connector B right side interface; This interface is relative with optical connector B right side reflecting surface, and the optical transport layer of veneer C links to each other with optical connector C left side interface, and this interface is relative with optical connector C left side reflecting surface.
At this moment, veneer A can be set up optical path through the right side reflecting surface of optical connector B and the left side reflecting surface of optical connector A with the board B in its left side, realizes the optical signal transfer between veneer A and the board B.
See also Fig. 7; When veneer A need communicate with veneer C; Can be so that the optical transport layer of veneer A link to each other with optical connector A right side interface, the right side reflecting surface of this interface and optical connector A is relative, at this moment; Veneer A just can be set up optical path through the right side reflecting surface of optical connector A and the left side reflecting surface of optical connector C with the veneer C on its right side, realizes the optical signal transfer between veneer A and the veneer C.
Need to prove; In practical application; Can adopt multiple mode to adjust the reflecting surface on the pairing optical connector A of veneer A, for example first interface and second interface can be set on optical connector A, wherein; First interface is positioned at first reflecting surface (can be the reflecting surface in the left side) top of optical connector A; Second interface is positioned at second reflecting surface (can be the reflecting surface on the right side) top of optical connector A, and when needs used the different reflecting surface of optical connector A, the interface of the adjustment optical connector A that veneer A connected got final product.
Above in the mode of explanation; Can through the interface of the adjustment optical connector that veneer connected adjust use optical connector different reflectings surface to reach the purpose of adjustment opticpath; In practical application; When carrying out the structure of optical communication system, except the position of adjustment veneer, can also adjust the position of optical connector according to the communication requirement that presets:
Optical connector can be according to the communication requirement that presets when connecting backboard, the relative position of adjustment optical connector on backboard; Make the some reflectings surface in this optical connector aim at the optical transport layer of veneer, specifically can consult Fig. 6 and Fig. 7, Fig. 6 and shown in Figure 7 be two kinds of optical communication systems; The concrete communication direction of these two kinds of optical communication systems is different; When making up these two kinds of optical communication systems, veneer A does not change with respect to the position of backboard, and has just adjusted the relative position of optical connector A on backboard; Make veneer A can use the distinct interface of optical connector A, thereby construct different optical communication systems.
In addition, an interface can also only be set on optical connector A, veneer A links to each other with this interface; Among the optical connector A; The reflecting surface assembly of being made up of first reflecting surface (can be the reflecting surface in left side) and second reflecting surface (can be the reflecting surface on right side) is a bascule, can be in optical connector A move left and right, when this reflecting surface assembly moves into place to the right; Then first reflecting surface and interface are relative; When this reflecting surface assembly moved to the left to, then second reflecting surface and interface were relative, thereby can be through moving the reflecting surface assembly with the pairing reflecting surface of adjustment veneer A.
Need to prove more mode to be arranged with the pairing reflecting surface of adjustment veneer A in practical application, concrete mode does not limit here.
Scheme in the present embodiment is applicable to that also the situation that has a plurality of light mouths between veneer and the backboard (is to have a plurality of light mouths on certain veneer; Can be simultaneously and other veneer of the polylith situation of carrying out optical communication); Through the relative position relation between adjustment connector and the optical interface; Can realize the flexible light interconnection between veneer and its both sides veneer, specifically as shown in Figure 8, the veneer that is positioned at the middle part among Fig. 8 has three light mouths; Can link to each other simultaneously, and the veneer of while and the left and right sides carries out optical communication with three optical connectors.
It is understandable that the scheme of many light mouth interconnection of describing among Fig. 8 is merely an example, in practical application, more kinds of many light mouth interconnect schemes can also be arranged, and does not specifically limit here.
In the present embodiment; Include in the said optical connector back to two reflectings surface that are provided with; When two veneers need carry out optical communication through backboard; The relative reflecting surface that only need make the optical transport layer of these two veneers aim at two optical connectors can be realized the straight line transmission of light path, need not to be provided with the cabling of band radian, therefore can reduce the loss of light signal.
Further; Include in the said optical connector back to two reflectings surface that are provided with; When certain veneer need carry out optical communication with different single boards; Only need the reflecting surface of the optical connector that the optical transport layer of this veneer of adjustment aims at get final product, and the optical connector that need not more to renew, so can improve the dirigibility of optical communication.
Again further, the structure of each optical connector can be all the same, if adopt the optical connector of same type, can reduce device cost and assembling complexity.
Further, the scheme of present embodiment can also be applicable to the scheme of many light mouth interconnection, therefore can further improve the dirigibility of optical communication.
Describe in the face of the optical connector in the embodiment of the invention down, see also Fig. 9, the optical connector in the embodiment of the invention one embodiment comprises:
First reflecting surface 901 and second reflecting surface 902;
First reflecting surface 901 and second reflecting surface 902 are back to setting, and first reflecting surface 901 and second reflecting surface 902 are used for light path is transferred, and make that the optical transport layer in the veneer realizes that with the optical transport layer of backboard light is connected.
First reflecting surface 901 in the present embodiment is one or one group of catoptron, and second reflecting surface 902 is one or one group of catoptron.
Catoptron in the present embodiment is level crossing or curved mirror (specifically can as aforementioned shown in Figure 5).
In the present embodiment; All include in the said optical connector back to two reflectings surface (first reflecting surface 901 and second reflecting surface 902) that are provided with; When two veneers need carry out optical communication through backboard; The relative reflecting surface that only need make the optical transport layer of these two veneers aim at two optical connectors can be realized the straight line transmission of light path, need not to be provided with the cabling of band radian, therefore can reduce the loss of light signal.
Optical connector in the present embodiment can have multiple structure in practical application, describe with two examples below, sees also Figure 10, and another embodiment of the optical connector in the present embodiment comprises:
First reflecting surface 1001, the second reflectings surface, 1002, the first interfaces 1003 and second interface 1004;
First reflecting surface 1001 and second reflecting surface 1002 are back to setting, and first reflecting surface 1001 and second reflecting surface 1002 are used for light path is transferred, and make that the optical transport layer in the veneer realizes that with the optical transport layer of backboard light is connected;
First interface 1003 is positioned at the top of first reflecting surface 1001, and second interface 1004 is positioned at the top of second reflecting surface 1002;
The optical transport layer of veneer can link to each other with first interface 1003, or links to each other with second interface 1004, carries out optical communication to use different reflectings surface.
See also Figure 11, the optical connector in a present embodiment embodiment again comprises:
Reflecting surface assembly 1102 and interface 1101;
This reflecting surface assembly 1102 is by constituting back to first reflecting surface and second reflecting surface that are provided with;
This reflecting surface assembly 1102 is a bascule; This reflecting surface assembly 1102 can move below interface 1101; Make the reflecting surface alignment interface 1101 of winning; Or make the second reflecting surface alignment interface 1102, thereby make the optical transport layer of veneer to use different reflectings surface carry out optical communication through interface 1101.
For ease of understanding, see also Figure 12 (a), when this reflecting surface assembly 1102 moves to the left to; Then the right side reflecting surface of optical connector is relative with interface 1101; Then the optical transport layer of veneer can use the right side reflecting surface of optical connector, sees also Figure 12 (b), when this reflecting surface assembly 1102 moves into place to the right; Then the left side reflecting surface of optical connector is relative with interface 1101; Then the optical transport layer of veneer can use the left side reflecting surface of optical connector, therefore, and can be through moving reflecting surface assembly 1102 so that the optical transport layer of veneer uses different reflectings surface to carry out optical communication.
More than a kind of optical communication system provided by the present invention and optical connector have been carried out detailed introduction; For one of ordinary skill in the art; Thought according to the embodiment of the invention; The part that on embodiment and range of application, all can change, therefore, this description should not be construed as limitation of the present invention.
Claims (8)
1. an optical communication system is characterized in that, comprising:
Backboard, at least two veneers and at least two optical connectors;
Be respectively arranged with the optical transport layer that is used for transmitting optical signal in said backboard and the veneer;
Be provided with first reflecting surface and second reflecting surface in the said optical connector;
Said first reflecting surface and second reflecting surface are back to setting, and said first reflecting surface and second reflecting surface are used for light path is transferred, and make that the optical transport layer in the veneer realizes that with the optical transport layer of said backboard light is connected;
Different single boards is carried out optical communication through the two opposite reflecting surfaces of different optical connectors and the optical transport layer of backboard;
Said optical connector comprises first interface and second interface, and veneer is connected with first interface or second interface of optical connector;
Said first interface is positioned at said first reflecting surface top, and said second interface is positioned at said second reflecting surface top;
Optical connector or veneer make veneer use first interface and first reflecting surface to carry out optical communication, or use second interface and second reflecting surface to carry out optical communication according to the relative position between communication requirement adjustment of presetting and the backboard.
2. optical communication system according to claim 1 is characterized in that,
Said first reflecting surface is one or one group of catoptron, and said second reflecting surface is one or one group of catoptron.
3. optical communication system according to claim 2 is characterized in that, said catoptron is plane mirror or curved reflector.
4. optical communication system according to claim 1 is characterized in that, the number of the optical transport layer in said backboard and the veneer is one or more layers, and said optical transport layer comprises one or more transmission lines.
5. optical communication system according to claim 1 is characterized in that, said optical transport layer is positioned at the top layer or the internal layer of veneer or backboard.
6. an optical connector is characterized in that, comprising:
First reflecting surface and second reflecting surface;
Said first reflecting surface and second reflecting surface are back to setting, and said first reflecting surface and second reflecting surface are used for light path is transferred, and make that the optical transport layer in the veneer realizes that with the optical transport layer of backboard light is connected;
Said optical connector comprises first interface and second interface, and veneer is connected with first interface or second interface of optical connector;
Said first interface is positioned at said first reflecting surface top, and said second interface is positioned at said second reflecting surface top;
Optical connector or veneer make veneer use first interface and first reflecting surface to carry out optical communication, or use second interface and second reflecting surface to carry out optical communication according to the relative position between communication requirement adjustment of presetting and the backboard.
7. optical connector according to claim 6 is characterized in that,
Said first reflecting surface is one or one group of catoptron, and said second reflecting surface is one or one group of catoptron.
8. optical connector according to claim 7 is characterized in that, said catoptron is level crossing or curved mirror.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010001675A CN101750679B (en) | 2010-01-21 | 2010-01-21 | Optical communication system and optical connector |
| PCT/CN2011/070382 WO2011088786A1 (en) | 2010-01-21 | 2011-01-19 | Optical communication system and optical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010001675A CN101750679B (en) | 2010-01-21 | 2010-01-21 | Optical communication system and optical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101750679A CN101750679A (en) | 2010-06-23 |
| CN101750679B true CN101750679B (en) | 2012-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010001675A Active CN101750679B (en) | 2010-01-21 | 2010-01-21 | Optical communication system and optical connector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101750679B (en) |
| WO (1) | WO2011088786A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101750679B (en) * | 2010-01-21 | 2012-10-17 | 华为技术有限公司 | Optical communication system and optical connector |
| CN105323660B (en) * | 2014-07-01 | 2019-11-29 | 南京中兴软件有限责任公司 | The cross system of optical signal, cross processing method and device |
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| US6097864A (en) * | 1997-03-05 | 2000-08-01 | Siemens Aktiengesellschaft | Branching optical wave guide configuration |
| US6829398B2 (en) * | 2001-08-21 | 2004-12-07 | Canon Kabushiki Kaisha | Optical waveguide apparatus |
| CN101191871A (en) * | 2006-12-01 | 2008-06-04 | 中国科学院半导体研究所 | Isolator silicon back-etching total reflection perpendicular coupling structure and manufacture method |
| CN101506705A (en) * | 2006-09-21 | 2009-08-12 | 日立化成工业株式会社 | Optical waveguide substrate and substrate mounting photoelectric hybrid circuit |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005062557A (en) * | 2003-08-15 | 2005-03-10 | Canon Inc | Optical element device, two-dimensional optical waveguide element using the same and optoelectronic fusion wiring substrate |
| JP4624162B2 (en) * | 2005-04-07 | 2011-02-02 | 京セラ株式会社 | Opto-electric wiring board |
| JP4969379B2 (en) * | 2007-09-14 | 2012-07-04 | 新光電気工業株式会社 | Optical waveguide mounting substrate and manufacturing method thereof |
| CN101750679B (en) * | 2010-01-21 | 2012-10-17 | 华为技术有限公司 | Optical communication system and optical connector |
-
2010
- 2010-01-21 CN CN201010001675A patent/CN101750679B/en active Active
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2011
- 2011-01-19 WO PCT/CN2011/070382 patent/WO2011088786A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6097864A (en) * | 1997-03-05 | 2000-08-01 | Siemens Aktiengesellschaft | Branching optical wave guide configuration |
| US6829398B2 (en) * | 2001-08-21 | 2004-12-07 | Canon Kabushiki Kaisha | Optical waveguide apparatus |
| CN101506705A (en) * | 2006-09-21 | 2009-08-12 | 日立化成工业株式会社 | Optical waveguide substrate and substrate mounting photoelectric hybrid circuit |
| CN101191871A (en) * | 2006-12-01 | 2008-06-04 | 中国科学院半导体研究所 | Isolator silicon back-etching total reflection perpendicular coupling structure and manufacture method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101750679A (en) | 2010-06-23 |
| WO2011088786A1 (en) | 2011-07-28 |
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