CN103457662A - Optical fiber transmission system - Google Patents
Optical fiber transmission system Download PDFInfo
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- CN103457662A CN103457662A CN2012101679684A CN201210167968A CN103457662A CN 103457662 A CN103457662 A CN 103457662A CN 2012101679684 A CN2012101679684 A CN 2012101679684A CN 201210167968 A CN201210167968 A CN 201210167968A CN 103457662 A CN103457662 A CN 103457662A
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- signal
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- optical fiber
- optical
- photoelectric conversion
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Abstract
The invention relates to an optical fiber transmission system comprising an optical signal transmitting source, a first optical fiber, a plurality of second optical fibers and a plurality of signal receiving device. Each signal receiving device comprises an input end, an output end and an optical receiving terminal. The input end of one of the signal receiving devices is connected with the optical signal transmitting source through the first optical fiber. Each second optical fiber is used for connecting the output end of one of two adjacent signal receiving devices and the input end of the other of the two adjacent signal receiving devices. Each signal receiving device further comprises a control module, a third optical fiber, a fourth optical fiber and a photoelectric conversion module, wherein the photoelectric conversion module is connected with the control module through the fourth optical fiber, the control module is connected with the input end and used for receiving optical signals from the first optical fiber or the second optical fibers, and the control module is connected with the optical receiving terminal through the third optical fiber.
Description
Technical field
The present invention relates to a kind of fiber optic transmission system, relate in particular to a kind of fiber optic transmission system of concatenation type.
Background technology
At present, the connected mode of fiber optic transmission system is mainly emanant.Emanant fiber optic transmission system refers to a conversion equipment between photo-emission source and receiving terminal, photo-emission source by optical fiber by optical signal transmission to conversion equipment, this conversion equipment can convert light signal to the signal of telecommunication, and a plurality of receiving terminals are connected with conversion equipment by many electric wires respectively.But, can not fully demonstrate so the high frequency range of optical fiber and the characteristic of remote transmission.
Summary of the invention
In view of above content, be necessary to provide a kind of high frequency range of optical fiber and fiber optic transmission system of remote transmission characteristic of fully demonstrating.
A kind of fiber optic transmission system, it comprises: light signal emission source, one first optical fiber, a plurality of the second optical fiber and a plurality of signal receiving device.Each signal receiving device of the plurality of signal receiving device comprises an input, an output and a light-receiving terminal.The input of one of them signal receiving device of the plurality of signal receiving device is connected with this light signal emission source by this first optical fiber, and this second optical fiber is used for connecting the output of a signal receiving device of adjacent two signal receiving devices and the input of another signal receiving device.This each signal receiving device also comprises a control module, one the 3rd optical fiber, one the 4th optical fiber and a photoelectric conversion module, between this photoelectric conversion module and this control module, by the 4th optical fiber, be connected, this control module is connected with this input, for receiving the light signal from this first optical fiber or this second optical fiber, this light signal comprises first's light signal and second portion light signal.This photoelectric conversion module is connected with this output, this light-receiving terminal is connected with this control module by the 3rd optical fiber, this control module is for this first's light signal is sent to this light-receiving terminal and this second portion light signal is sent to this photoelectric conversion module by the 4th optical fiber by the 3rd optical fiber, and this photoelectric conversion module is sent to this second optical fiber after this second portion optical signal amplification is arranged.
Compare prior art, above-mentioned fiber optic transmission system by control module to the light splitting of light signal and photoelectric conversion module the signal after to light splitting do and amplify and reform, can be connected in series more light-receiving terminal, embody the high frequency range of optical fiber and the characteristic of transmission at a distance.
The accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of fiber optic transmission system of the embodiment of the present invention.
The main element symbol description
| Fiber |
100 |
| The light |
10 |
| The first |
20 |
| The second |
30 |
| |
40 |
| The first |
41 |
| The secondary |
43 |
| The 3rd |
45 |
| |
402 |
| |
404 |
| |
42 |
| The 3rd |
44 |
| The 4th |
48 |
| |
46 |
| Optical- |
460 |
| |
461 |
| Electrical to |
462 |
| The light- |
50 |
| |
52 |
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Below in conjunction with drawings and Examples, fiber optic transmission system of the present invention is described in further detail.
Refer to Fig. 1, a kind of fiber optic transmission system 100 of the embodiment of the present invention, it comprises: light signal emission source 10, one first optical fiber 20, a plurality of the second optical fiber 30 and a plurality of signal receiving devices 40.Front 3 signal receiving devices 40 with a plurality of signal receiving devices 40 in present embodiment illustrate the present invention, i.e. first signal receiving system 41, secondary signal receiving system 43 and the 3rd signal receiving device 45.Light signal emission source 10 is laser diode in the present embodiment, and in other embodiments, light signal emission source 10 can be also the light signal emission source of other type.
This first signal receiving system 41, secondary signal receiving system 43 and the 3rd signal receiving device 45 include an input 402, an output 404 and a light-receiving terminal 50.
The input 402 of this first signal receiving system 41 is connected with this light signal emission source 10 by this first optical fiber 20, and this second optical fiber 30 is for the output of a signal receiving device connecting adjacent two signal receiving devices 40 and the input of another signal receiving device.In the present embodiment, the output 404 that this second optical fiber 30 connects first signal receiving systems 41 is with the input 402 of secondary signal receiving system 43 and be connected the output 404 of this secondary signal receiving system 43 and the input 402 of the 3rd signal receiving device 45.
This first signal receiving system 41, secondary signal receiving system 43 and the 3rd signal receiving device 45 all also comprise a control module 42, the 3rd optical fiber 44, one the 4th optical fiber 48 and a photoelectric conversion module 46.This each photoelectric conversion module 46 includes an optical-electrical converter 460, an electrical to optical converter 462 and wire 461.Between this optical-electrical converter 460 and this electrical to optical converter 462, by wire 461, be electrically connected to.
For each signal receiving device 40, this control module 42 is connected with this input 402, this photoelectric conversion module 46 is connected with this output 404, be connected by the 3rd optical fiber 44 between this light-receiving terminal 50 and this control module 42, be connected by the 4th optical fiber 48 between the optical-electrical converter 460 in this photoelectric conversion module 46 and this control module 42.This light-receiving terminal 50 can be the terminal of same type, as is DVD player, display terminal or sound-box device etc., also can be dissimilar terminal, and as certain is DVD player, certain is that display terminal and/or certain are sound-box device etc.
Light signal by this first optical fiber 20 or 30 transmission of this second optical fiber includes first's light signal and second portion light signal.This control module 42 comprises controller and signal analyzer (not shown).This signal analyzer is connected with this controller.Be preset with the receiver address of each light-receiving terminal 50 in signal analyzer.This control module 42 is for being sent to this first's light signal this light-receiving terminal 50 and this second portion light signal is sent to this photoelectric conversion module 46 by the 4th optical fiber 48 by the 3rd optical fiber 44.This light-receiving terminal 50 comprises a photoelectric conversion unit 52.This photoelectric conversion unit 52 is for being converted to the signal of telecommunication by this first's light signal.
When fiber optic transmission system 100 work, the light signal that light signal emission source 10 sends transfers to the input 402 of this first signal receiving system 41, the control module 42 that then enters this first signal receiving system 41 by this first optical fiber 20.The address information that includes first signal receiving system 41, secondary signal receiving system 43 and the 3rd signal receiving device 45 in this light signal.Signal analyzer in this control module 42 of this first signal receiving system 41 receives this light signal and analyzes the address information in this light signal, receiver address with the light-receiving terminal 50 with this first signal receiving system 41 compares, finally show that the part optical signals be consistent with this receiver address forms this first's light signal with this, this light-receiving terminal 50 that signal analyzer enters this first signal receiving system 41 by this first's light signal by the 3rd optical fiber 44 transmission; And form this second portion light signal with the inconsistent another part light signal of this receiver address, this signal analyzer sends enabling signal to this controller, by controller, this second portion optical signal transmission is entered to this photoelectric conversion module 46 be connected with this control module 42.
This second portion light signal that this optical-electrical converter 460 in this photoelectric conversion module 46 will receive converts the signal of telecommunication to, transfer to this electrical to optical converter 462 in this photoelectric conversion module 46 by wire 461, this electrical to optical converter 462 converts this signal of telecommunication to light signal, then the output 404 by this first signal receiving system 41 is transferred to this second optical fiber 30, thereby completes the amplification of this second portion light signal and integrate to supplement the light energy of these light-receiving terminal 50 losses because being sent to this first signal receiving system 41.Do reformation by 46 pairs of light signals of this photoelectric conversion module, pass to the next signal receiving system, the like.
Also be preset with the format information of each light-receiving terminal 50 in this signal analyzer and receive this first optical fiber 20 or the light signal of the second optical fiber 30 transmission analyze its format information, the part optical signals that the format information that this first's light signal is this light-receiving terminal 50 with first signal receiving system 41 is consistent also can transfer to by the 3rd optical fiber 44 the light-receiving terminal 50 of first signal receiving system 41; This second portion light signal is the incongruent another part light signal of format information with this light-receiving terminal 50 of first signal receiving system 41, this signal analyzer sends enabling signal to this controller, by controller, this second portion optical signal transmission is given to this photoelectric conversion module 46 be connected with this control module 42.
The light splitting of above-mentioned fiber optic transmission system by control module and the photoelectric conversion module light signal after to light splitting is done and is amplified and reform, and can be connected in series more light-receiving terminal, embodies the high frequency range of optical fiber and the characteristic of transmission at a distance.
In addition, those skilled in the art also can do other variation in spirit of the present invention, and certainly, the variation that these are done according to spirit of the present invention, all should be included in the present invention's scope required for protection.
Claims (6)
1. a fiber optic transmission system, it comprises: the light signal emission source, one first optical fiber, a plurality of the second optical fiber and a plurality of signal receiving device, each signal receiving device of the plurality of signal receiving device comprises an input, one output and a light-receiving terminal, the input of one of them signal receiving device of the plurality of signal receiving device is connected with this light signal emission source by this first optical fiber, this second optical fiber is for the output of a signal receiving device that connects adjacent two signal receiving devices and the input of another signal receiving device, it is characterized in that: this each signal receiving device also comprises a control module, one the 3rd optical fiber, one the 4th optical fiber and a photoelectric conversion module, between this photoelectric conversion module and this control module, by the 4th optical fiber, be connected, this control module is connected and comes from for reception the light signal of this first optical fiber or this second optical fiber with this input, this light signal comprises first's light signal and second portion light signal, this photoelectric conversion module is connected with this output, this light-receiving terminal is connected with this control module by the 3rd optical fiber, this control module is for being sent to this first's light signal this light-receiving terminal and this second portion light signal is sent to this photoelectric conversion module by the 4th optical fiber by the 3rd optical fiber, this photoelectric conversion module is sent to this second optical fiber after this second portion optical signal amplification is integrated.
2. fiber optic transmission system as claimed in claim 1, it is characterized in that: this photoelectric conversion module comprises electrical to optical converter, optical-electrical converter and wire, between this electrical to optical converter and this optical-electrical converter, by this wire, be electrically connected to, this optical-electrical converter is connected with this control module by the 4th optical fiber.
3. fiber optic transmission system as claimed in claim 1, it is characterized in that: this each control module comprises controller and signal analyzer, this signal analyzer is connected with this controller, be preset with the receiver address of each light-receiving terminal in this signal analyzer and, for receiving from this light signal of this first optical fiber or the second Optical Fiber Transmission and analyzing the address information of this light signal, the part optical signals that the receiver address that this first's light signal is the light-receiving terminal with corresponding is consistent also enters this corresponding light-receiving terminal by the 3rd Optical Fiber Transmission; The incongruent another part light signal of receiver address that this second portion light signal is the light-receiving terminal corresponding with this, this signal analyzer sends enabling signal to this controller, by this controller, this second portion optical signal transmission is given to this photoelectric conversion module be connected with this control module.
4. fiber optic transmission system as claimed in claim 3, it is characterized in that: also be preset with the format information of each light-receiving terminal in this signal analyzer and for this light signal that receives this first optical fiber or this second Optical Fiber Transmission the format information of analyzing this light signal, a part of light signal that the format information that this first's light signal is the light-receiving terminal with corresponding is consistent, this part optical signals is directly passed through the 3rd Optical Fiber Transmission to this corresponding light-receiving terminal; This second portion light signal is the incongruent another part light signal of the form that prestores of the light-receiving terminal corresponding with this, this signal analyzer sends enabling signal to this controller, by this controller, this second portion optical signal transmission is given to this photoelectric conversion module be connected with this control module.
5. fiber optic transmission system as claimed in claim 1, it is characterized in that: this light-receiving terminal also comprises a photoelectric conversion unit, this photoelectric conversion unit is for being converted to the signal of telecommunication by this first's light signal.
6. fiber optic transmission system as claimed in claim 1, it is characterized in that: this light-receiving terminal is DVD player, display terminal and/or sound-box device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101679684A CN103457662A (en) | 2012-05-28 | 2012-05-28 | Optical fiber transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101679684A CN103457662A (en) | 2012-05-28 | 2012-05-28 | Optical fiber transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103457662A true CN103457662A (en) | 2013-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101679684A Pending CN103457662A (en) | 2012-05-28 | 2012-05-28 | Optical fiber transmission system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451825A (en) * | 2016-09-28 | 2017-02-22 | 南京奥依菲光电科技有限公司 | Optical fiber remote end power supply system with safety protection device and implementation method of optical fiber remote end power supply system |
| CN110971301A (en) * | 2019-12-30 | 2020-04-07 | 徐州中矿大传动与自动化有限公司 | Long-distance communication device and method for multi-motor cluster system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5046137A (en) * | 1989-01-27 | 1991-09-03 | Matsushita Electric Industrial Co., Ltd. | Optical communication system |
| US5610749A (en) * | 1994-03-09 | 1997-03-11 | Sharp Kabushiki Kaisha | Microcomputer control optical fiber transmission system |
| US5654812A (en) * | 1994-09-17 | 1997-08-05 | Kabushiki Kaisha Toshiba | Light-receiving device, optoelectronic transmission apparatus, and optical demultiplexing method |
| CN1571304A (en) * | 2003-07-26 | 2005-01-26 | 华为技术有限公司 | An optical fibre transmission system and implementing method of optical fibre transmission thereof |
| US20100119235A1 (en) * | 2008-11-10 | 2010-05-13 | Zhi Cui | Methods and apparatus to deploy fiber optic based access networks |
-
2012
- 2012-05-28 CN CN2012101679684A patent/CN103457662A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5046137A (en) * | 1989-01-27 | 1991-09-03 | Matsushita Electric Industrial Co., Ltd. | Optical communication system |
| US5610749A (en) * | 1994-03-09 | 1997-03-11 | Sharp Kabushiki Kaisha | Microcomputer control optical fiber transmission system |
| US5654812A (en) * | 1994-09-17 | 1997-08-05 | Kabushiki Kaisha Toshiba | Light-receiving device, optoelectronic transmission apparatus, and optical demultiplexing method |
| CN1571304A (en) * | 2003-07-26 | 2005-01-26 | 华为技术有限公司 | An optical fibre transmission system and implementing method of optical fibre transmission thereof |
| US20100119235A1 (en) * | 2008-11-10 | 2010-05-13 | Zhi Cui | Methods and apparatus to deploy fiber optic based access networks |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451825A (en) * | 2016-09-28 | 2017-02-22 | 南京奥依菲光电科技有限公司 | Optical fiber remote end power supply system with safety protection device and implementation method of optical fiber remote end power supply system |
| CN110971301A (en) * | 2019-12-30 | 2020-04-07 | 徐州中矿大传动与自动化有限公司 | Long-distance communication device and method for multi-motor cluster system |
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Application publication date: 20131218 |