CN102298181A - Photoelectric transmission system - Google Patents
Photoelectric transmission system Download PDFInfo
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- CN102298181A CN102298181A CN2010102060102A CN201010206010A CN102298181A CN 102298181 A CN102298181 A CN 102298181A CN 2010102060102 A CN2010102060102 A CN 2010102060102A CN 201010206010 A CN201010206010 A CN 201010206010A CN 102298181 A CN102298181 A CN 102298181A
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Abstract
The invention relates to a photoelectric transmission system, which comprises an optical module, an optical signal generating source, an optical fiber module and an optical signal receiving module, wherein the optical module is provided with a first optical surface, a second optical surface and a third optical surface, and a lens is arranged on the third optical surface; the optical signal generating source is used for emitting optical signals; light emitted from the optical signal generating source is incident to the optical module through the first optical surface, is reflected to the third optical surface by the second optical surface, converged by the lens on the third optical surface and then emitted out; the optical fiber module is arranged on the emergent light direction of the third optical surface and comprises an optical fiber which is optically coupled with the lens, and the optical fiber is used for transmitting the optical signals; and the optical signal receiving module is arranged opposite to the optical fiber module and respectively positioned at two sides of the third optical surface and used for receiving external optical signals transmitted from the optical fiber.
Description
Technical field
The present invention relates to a kind of photo transmission system.
Background technology
In the optical communication transmission technology, signal is with the form output of light and transmits, light signal is converted into electric signal to use in application end then again.
At present employed photo transmission system with light signal input and output dual-use function all includes two fiber channels at least, article one, fiber channel is used for exporting light signal, another fiber channel is used for receiving the light signal that external transmission is come in, like this when this photo transmission system only uses as the output of light signal or input port, must have a fiber channel and be in idle state, can cause the waste of resource and the increase of manufacturing cost unavoidably like this.
Summary of the invention
In view of this, provide a kind of simple in structure and the lower-cost photo transmission system that has signal output and input function simultaneously is real in necessary.
A kind of photo transmission system, it comprises: an optical module, this optical module have first optical surface, second optical surface and the 3rd optical surface, and the 3rd optical surface is provided with lens; The source takes place in a light signal, it is used to launch light signal, the light signal that this light signal takes place to send in the source is injected this optical module via this first optical surface, is reflexed to the 3rd optical surface and assembles the back ejaculation by the lens that are arranged on the 3rd optical surface by this second optical surface then; An optic module, it is arranged at the emergent light direction of the 3rd optical surface, and this optic module includes the optical fiber with this optics of lens coupling, and this optical fiber is used for transmitting optical signal; An optical signal receiving module, itself and this optic module is oppositely arranged and lays respectively at the both sides of the 3rd optical surface, and this optical signal receiving module is used to receive the external optical signal of being carried into by this optical fiber.
Compared with prior art, photo transmission system provided by the present invention makes this photo transmission system can use a fiber channel to reach the dual-use function of light signal I/O by said structure, thereby has not only simplified the structure of photo transmission system but also reduced the cost of manufacturing.
Description of drawings
Fig. 1 is the structural representation of the photo transmission system that provides of first embodiment of the invention.
Fig. 2 is the decomposing schematic representation of photo transmission system shown in Figure 1.
Fig. 3 is a photo transmission system shown in Figure 1 sectional view along the III-III line.
Fig. 4 is the synoptic diagram of the photo transmission system that provides of second embodiment of the invention.
Fig. 5 is the synoptic diagram of the photo transmission system that provides of third embodiment of the invention.
The main element symbol description
Photo transmission system 100,200,300
Optical signal receiving module 20,270
Photoelectric commutator 21
Optical module 30,260,360
First optical surface 311,261,361
Second optical surface 312,262
The 3rd optical surface 313,263,363
The 4th optical surface 264,364
Lens 33
Pilot hole 34
Through hole 41
Inserted terminal 43
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
Please in the lump referring to figs. 1 through Fig. 3, the photo transmission system 100 that first embodiment of the invention provided, it comprises that source 10, optical signal receiving module 20, optical module 30 and optic module 40 take place light signal.
This optical module 30 is used for light signal is taken place the light path of the light signal that source 10 emitted and controls, this optical module 30 comprises first optical surface 311, second optical surface 312 and the 3rd optical surface 313, this first optical surface 311 of optical signals that this light signal takes place to be sent in source 10 is injected and is reflexed to the 3rd optical surface 313 at these second optical surface, 312 places, after 313 ejaculations of the 3rd optical surface.
In the present embodiment, this light signal take place source 10 be arranged at this first optical surface 311 directly over, like this can be perpendicular to these first optical surface, 311 incidents so that source 10 emitted light signals take place by this light signal.This first optical surface 311, second optical surface 312 and the 3rd optical surface 313 are interconnected with one another, and has an angle theta between this second optical surface 312 and this first optical surface 311, make the light signal of this first optical surface 311 of vertical incidence that total reflection take place at this second optical surface, 312 places by adjusting this θ angle, like this can be so that the light signal that takes place to be sent in source 10 by this light signal can all reflex to the 3rd optical surface 313 places by this second optical surface 312 and penetrate from the 3rd optical surface 313.Understandable, also can not change the relative position of this first optical surface 311 and this second optical surface 312, and make this light signal total reflection take place at these second optical surface, 312 places by the incident angle of light signal on this first optical surface 311 of adjusting this light signal generation source 10.
The 3rd optical surface 313 is provided with a plurality of lens 33, and these a plurality of lens 33 are used to assemble the light signal that is reflexed to the 3rd optical surface 313 by this second optical surface 312.
Pass through said structure, making this light signal that source 10 emitted these first optical surfaces 311 of optical signals take place injects in this optical module 30, and, assemble the back by ejaculation in this optical module 30 by a plurality of lens 33 that are arranged in the 3rd optical surface 313 then at these generation total reflection to the three optical surfaces 313 places, second optical surface, 312 places.
Understandable, by the light signal of these first optical surface, 311 incidents at these second optical surface, 312 places also can total reflection not take place and partial reflection to the 3rd optical surface 313 places, and by the lens 33 convergence back ejaculations that are arranged in the 3rd optical surface 313, further, by this light signal the light signal that source 10 emits takes place and also can be not orthogonal to this first optical surface, 311 incidents, as long as make that by this light signal light signal that source 10 emits taking place reflexes to the 3rd optical surface 313 places via this second optical surface 312 and assemble the back and penetrate by being arranged at lens 33 in the 3rd optical surface 313.
This optic module 40 is arranged at the light signal exit direction of the 3rd optical surface 313, and it is used for transmitting the light signal that is penetrated by the 3rd optical surface 313.This optic module 40 includes a plurality of through holes 41 and is contained in optical fiber 42 in these a plurality of through holes 41, and these a plurality of through holes 41 are corresponding one by one with a plurality of lens 33 on being arranged at the 3rd optical surface 313.On this optic module 40, also be provided with inserted terminal 43, corresponding, the 3rd optical surface 313 is provided with the pilot hole 34 that matches with this inserted terminal 43, in use, this optic module 40 is fixed on the 3rd optical surface 313 by this inserted terminal 43 and the structure that this pilot hole 34 cooperatively interacts, with this feasible optical fiber 42 and lens 33 optical coupled that are arranged on the 3rd optical surface 313 that is contained in this optic module 40, so that the light signal of assembling the back ejaculation via these a plurality of lens 33 is transmitted.
In the present embodiment, this photo transmission system 100 not only has the optical signal transmission function, but also has the light signal receiving function.When external optical signal is imported these photo transmission systems 100 by this optical fiber 42, external optical signal can at first enter in this optic module 40 along the direction opposite with these optical fiber 42 output light signals, and via assembling this photo transmission system 100 is injected in the back by the 3rd optical surface 313 of this optical module 30 inside with the lens 33 of these optical fiber 42 optical coupled.
This optical signal receiving module 20 is oppositely arranged with this optic module 40, and lays respectively at the both sides of the 3rd optical surface 313 of this optical module 30, and this optical signal receiving module 20 is used to receive by this optical fiber 42 carries this external optical signal of coming in.This optical signal receiving module 20 is provided with a plurality of and these lens 33 photoelectric commutator 21 one to one, and the external optical signal that this photoelectric commutator 21 is used for being injected this photo transmission system 100 by the 3rd optical surface 312 is converted to electric signal and output.
By said structure, can be so that each the bar optical fiber in this optic module 40 among the present invention can both be born the dual-use function of light signal I/O passage.When this photo transmission system 100 uses as light signal output end, each bar optical fiber in this optic module 40 all carries the light signal that is sent by this light signal generation source 10 to the outside as the light signal output channel, receive and to bring in when using when this optic module 40 is used as light signal, each bar optical fiber in this optic module 40 uses as the light signal input channel this moment, external optical signal delivers in this photo transmission system 100 via the optical fiber in this optic module 40, and is finally received by the optical signal receiving module 20 of this photo transmission system 100.
In the present invention, the effect of this optical module 30 mainly is that the light path that enters the light signal in this optical module 30 is controlled, therefore the shape and structure of this optical module 30 this shape and structure of being not limited in the foregoing description to be provided, as long as the shape and structure of this optical module 30 can make the light path of light signal in this optical module 30 satisfy following two conditions at least: (1) optical transmission system 100 is during as signal output part, first optical surface 311 of this optical module 30 of optical signals is injected in this optical module 30, light signal reflects at second optical surface, 312 places then, preferably, total reflection takes place at second optical surface, 312 places, penetrates and inject after the lens 33 on the 3rd optical surface 313 of light signal through being arranged on this optical module 30 that should be reflected by second optical surface 312 are assembled at last in the optical fiber of this optic module 40 to external transmission; When (2) optical transmission system 100 was as signal input part, external optical signal was injected the 3rd optical surface 313 of this optical module 30 via the optical fiber of this optic module 40, and can be received by optical signal receiving module.
According to above principle, the present invention also provides second embodiment and the 3rd implementation column, respectively as Fig. 4 and shown in Figure 5.Wherein, in a second embodiment, this photo transmission system 200 and the first embodiment difference are: interconnect by one the 4th optical surface 264 between first optical surface 261 of the optical module 260 of this photo transmission system 200 and second optical surface 262, and when this photo transmission system 200 used as the light signal input end, the external optical signal of being injected by the 3rd optical surface 263 of this optical module 260 penetrated this optical module 260 arrival optical signal receiving modules 270 from the 4th optical surface 264.In the 3rd embodiment, this photo transmission system 300 is with the difference of first embodiment: first optical surface 361 of the optical module 360 of this photo transmission system 300 is connected by one the 4th optical surface 364 with the 3rd optical surface 363, and the light path trend of its light signal in this optical module 360 is identical with first embodiment.
Be understandable that those skilled in the art also can do other variation etc. and be used for design of the present invention in spirit of the present invention, as long as it does not depart from technique effect of the present invention and all can.The variation that these are done according to spirit of the present invention all should be included within the present invention's scope required for protection.
Claims (6)
1. photo transmission system is characterized in that comprising:
An optical module, this optical module have first optical surface, second optical surface and the 3rd optical surface, and the 3rd optical surface is provided with lens;
The source takes place in a light signal, it is used to launch light signal, the light signal that this light signal takes place to send in the source is injected this optical module via this first optical surface, is reflexed to the 3rd optical surface and assembles the back ejaculation by the lens that are arranged on the 3rd optical surface by this second optical surface then;
An optic module, it is arranged at the emergent light direction of the 3rd optical surface, and this optic module includes the optical fiber with this optics of lens coupling, and this optical fiber is used for transmitting optical signal;
An optical signal receiving module, itself and this optic module is oppositely arranged and lays respectively at the both sides of the 3rd optical surface, and this optical signal receiving module is used to receive the external optical signal of being carried into by this optical fiber.
2. photo transmission system as claimed in claim 1 is characterized in that: this first optical surface of light signal vertical incidence that send in the source takes place in this light signal.
3. photo transmission system as claimed in claim 1 or 2 is characterized in that: at this second optical surface place total reflection takes place after this first optical surface incident of optical signals that this light signal takes place to send in the source.
4. photo transmission system as claimed in claim 3, it is characterized in that: first optical surface of this optical module, second optical surface and the 3rd optical surface are interconnected with one another, and have an angle theta between this first optical surface and this second optical surface, make light signal total reflection take place at this second optical surface place by this first optical surface incident by the size that changes this angle theta.
5. photo transmission system as claimed in claim 4, it is characterized in that: further be provided with pilot hole on the 3rd optical surface, corresponding this optic module is provided with the inserted terminal that matches with this pilot hole, and this optic module and this optical module are realized mutual optical coupled by this inserted terminal that cooperatively interacts and pilot hole structure.
6. photo transmission system as claimed in claim 5, it is characterized in that: this optical signal receiving module is provided with and the corresponding photoelectric commutator of these lens, this photoelectric commutator is used to receive the external optical signal that is entered by this optic module transmission, and this external optical signal is converted to electric signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102060102A CN102298181A (en) | 2010-06-22 | 2010-06-22 | Photoelectric transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102060102A CN102298181A (en) | 2010-06-22 | 2010-06-22 | Photoelectric transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102298181A true CN102298181A (en) | 2011-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102060102A Pending CN102298181A (en) | 2010-06-22 | 2010-06-22 | Photoelectric transmission system |
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| Country | Link |
|---|---|
| CN (1) | CN102298181A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103837950A (en) * | 2012-11-26 | 2014-06-04 | 鸿富锦精密工业（深圳）有限公司 | Photoelectric conversion device |
| CN103926660A (en) * | 2013-01-15 | 2014-07-16 | 鸿富锦精密工业（深圳）有限公司 | Optical coupling lens |
| CN104422996A (en) * | 2013-08-22 | 2015-03-18 | 浙江彩虹鱼通讯技术有限公司 | Photoelectric converter and optoelectronic connection device |
| CN105474058A (en) * | 2013-09-27 | 2016-04-06 | 日东电工株式会社 | Photoelectric hybrid substrate and method for manufacturing same |
Citations (5)
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| FR2569015A1 (en) * | 1984-08-08 | 1986-02-14 | Sopelem | Duplexer |
| US5146516A (en) * | 1989-07-28 | 1992-09-08 | Richard Hirschmann Gmbh & Co. | Optoelectrical sending and receiving apparatus |
| CN1426182A (en) * | 2001-12-11 | 2003-06-25 | 星电株式会社 | Optic coupling for two-way optic communication |
| US20030198444A1 (en) * | 2002-04-17 | 2003-10-23 | Keiji Mine | Optical part for two-way optical communication |
| US20040062479A1 (en) * | 2002-09-30 | 2004-04-01 | Intel Corporation | System and method for a packaging a monitor photodiode with a laser in an optical subassembly |
-
2010
- 2010-06-22 CN CN2010102060102A patent/CN102298181A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2569015A1 (en) * | 1984-08-08 | 1986-02-14 | Sopelem | Duplexer |
| US5146516A (en) * | 1989-07-28 | 1992-09-08 | Richard Hirschmann Gmbh & Co. | Optoelectrical sending and receiving apparatus |
| CN1426182A (en) * | 2001-12-11 | 2003-06-25 | 星电株式会社 | Optic coupling for two-way optic communication |
| US20030198444A1 (en) * | 2002-04-17 | 2003-10-23 | Keiji Mine | Optical part for two-way optical communication |
| US20040062479A1 (en) * | 2002-09-30 | 2004-04-01 | Intel Corporation | System and method for a packaging a monitor photodiode with a laser in an optical subassembly |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103837950A (en) * | 2012-11-26 | 2014-06-04 | 鸿富锦精密工业（深圳）有限公司 | Photoelectric conversion device |
| CN103926660A (en) * | 2013-01-15 | 2014-07-16 | 鸿富锦精密工业（深圳）有限公司 | Optical coupling lens |
| CN104422996A (en) * | 2013-08-22 | 2015-03-18 | 浙江彩虹鱼通讯技术有限公司 | Photoelectric converter and optoelectronic connection device |
| CN105474058A (en) * | 2013-09-27 | 2016-04-06 | 日东电工株式会社 | Photoelectric hybrid substrate and method for manufacturing same |
| CN105474058B (en) * | 2013-09-27 | 2018-12-28 | 日东电工株式会社 | Optical/electrical mixed mounting substrate and its manufacturing method |
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Application publication date: 20111228 |