CN109274453A - A kind of multiple wavelength optical signal delay process network - Google Patents
A kind of multiple wavelength optical signal delay process network Download PDFInfo
- Publication number
- CN109274453A CN109274453A CN201811144558.1A CN201811144558A CN109274453A CN 109274453 A CN109274453 A CN 109274453A CN 201811144558 A CN201811144558 A CN 201811144558A CN 109274453 A CN109274453 A CN 109274453A
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- Prior art keywords
- division multiplexer
- signal
- wavelength division
- optical signal
- wavelength
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/27—Arrangements for networking
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computing Systems (AREA)
- Optical Communication System (AREA)
Abstract
The present invention discloses a kind of multiple wavelength optical signal delay process network, including solution wavelength division multiplexer, adjustable attenuator and wavelength division multiplexer；The solution wavelength division multiplexer includes several output ports, the wavelength division multiplexer includes several input ports, the output port and the output port connect one to one to form several signal paths by optical fiber, and the signal path is provided with the adjustable attenuator；Signal source with different wave length optical signal inputs the solution wavelength division multiplexer and exports through the wavelength division multiplexer multiplex；The transmission signal for controlling battle array radar is modulated on light carrier by the present invention by microwave signal, is taken full advantage of optical fiber and is transmitted that small in size, transmission loss is small and the advantage of electron-irradiation resisting；The true time delay technology based on microwave photon is used simultaneously, greatly improves the instant bandwidth of signal.
Description
Technical field
The present invention relates to optical signal prosessing fields, and in particular to a kind of multiple wavelength optical signal delay process network.
Background technique
Traditional automatically controlled phased-array radar feeds processing system, cable control wire ruler frequently with cable control wire composition signal
Very little big, weight weight, loss is high and instant bandwidth is relatively narrow, simultaneously because signal feeding processing system has used a large amount of electronics member devices
Part makes it easy to by electromagnetic interference.Conventional waveguide and the cost of coaxial feed network are very high simultaneously, the shadow by frequency dispersion
It rings.
In view of the above drawbacks, creator of the present invention obtains the present invention by prolonged research and practice finally.
Summary of the invention
To solve above-mentioned technological deficiency, the technical solution adopted by the present invention is, provides a kind of multiple wavelength optical signal delay
Handle network, including solution wavelength division multiplexer, adjustable attenuator and wavelength division multiplexer；The solution wavelength division multiplexer includes several outputs
Port, the wavelength division multiplexer include that several input ports, the output port and the output port are a pair of by optical fiber one
It should connect to form several signal paths, the signal path is provided with the adjustable attenuator；With different wave length optical signal
Signal source input the solution wavelength division multiplexer and through wavelength division multiplexer multiplex output.
Preferably, the signal path between the solution wavelength division multiplexer and the wavelength division multiplexer and the light after demultiplex
Signal wavelength corresponds.
Preferably, each signal path length is different.
Compared with the prior art the beneficial effects of the present invention are: 1, multiple wavelength optical signal delay process net of the present invention
The transmission signal for controlling battle array radar is modulated on light carrier by network by microwave signal, is taken full advantage of optical fiber and is transmitted small in size, transmission
Small and electron-irradiation resisting advantage is lost；True time delay (TTD) technology based on microwave photon is used simultaneously, greatly improves signal
Instant bandwidth；2, the present invention is different to realize by design each signal path length of wave by the way of length delay
Delay interval has the advantages that fiber lengths are short, system bulk is small and integrated level is high.
Detailed description of the invention
Fig. 1 is the connection schematic diagram of multiple wavelength optical signal delay process network of the present invention.
Digital representation in figure:
1- solves wavelength division multiplexer；2- adjustable attenuator；3- wavelength division multiplexer.
Specific embodiment
Below in conjunction with attached drawing, the forgoing and additional technical features and advantages are described in more detail.
Embodiment one
As shown in FIG. 1, FIG. 1 is the connection schematic diagrams of multiple wavelength optical signal delay process network of the present invention；It is of the present invention
Multiple wavelength optical signal delay process network includes solution wavelength division multiplexer 1, adjustable attenuator 2 and wavelength division multiplexer 3.
The solution wavelength division multiplexer 1 includes several output ports, and the wavelength division multiplexer 3 includes several input ports, institute
It states output port and the output port connects one to one to form several signal paths by optical fiber, the signal path is all provided with
It is equipped with the adjustable attenuator 2.The adjustable attenuator 2 is used to adjust the intensity of optical signal in each signal path.
Signal source with different wave length optical signal inputs the solution wavelength division multiplexer 1, passes through the solution wavelength division multiplexer 1
It is divided into the optical signal of several different wave lengths and is exported by the output port, the optical signal is through the different signal paths
It is transmitted to the wavelength division multiplexer 3 and carries out multiplex, realize multiple wavelength optical signal delay process.
The optical signal after the signal path and demultiplex between the solution wavelength division multiplexer 1 and the wavelength division multiplexer 3
Wavelength corresponds.
Each signal path length is different from each other, to guarantee that amount of delay is mutually different between each road signal.
Multiple wavelength optical signal delay process network of the present invention is modulated the transmission signal for controlling battle array radar by microwave signal
Onto light carrier, takes full advantage of optical fiber and transmit that small in size, transmission loss is small and the advantage of electron-irradiation resisting；It uses and is based on simultaneously
True time delay (TTD) technology of microwave photon, greatly improves the instant bandwidth of signal.The present invention is led to by the way of length delay
Cross design wave each signal path length and realize different delay intervals, have that fiber lengths are short, system bulk is small and
The high advantage of integrated level.
Specifically, inputting the signal source for solving wavelength division multiplexer 1 includes the n different wave that wavelength is λ 1 to λ n such as Fig. 1
Long optical signal, is divided into the road n and enters the different signal paths behind the end COM by the solution wavelength division multiplexer 1 and passed
Defeated, signal path carrier wave described in each road carries out multiplex again by the wavelength division multiplexer 3 after the adjustable attenuator 2,
Realize multiple wavelength optical signal delay process.
Since the transmission loss of optical fiber is small, the long distance transmission of signal is can be achieved in the present invention.
Different delayed time amount may be implemented in passage length by designing wavelength division multiplexer 3.
Since the multiple wavelength optical signal delay process network mainly uses optical fiber as the carrier of transmission signal, tool
There are good anti-electromagnetic-radiation ability and stability.
The foregoing is merely presently preferred embodiments of the present invention, is merely illustrative for the purpose of the present invention, and not restrictive
's.Those skilled in the art understand that in the spirit and scope defined by the claims in the present invention many changes can be carried out to it,
It modifies or even equivalent, but falls in protection scope of the present invention.
Claims (3)
1. a kind of multiple wavelength optical signal delay process network, which is characterized in that including solution wavelength division multiplexer, adjustable attenuator and wave
Division multiplexer；The solution wavelength division multiplexer includes several output ports, and the wavelength division multiplexer includes several input ports, described
Output port and the output port connect one to one to form several signal paths by optical fiber, and the signal path is respectively provided with
There is the adjustable attenuator；Signal source with different wave length optical signal inputs the solution wavelength division multiplexer and answers through the wavelength-division
It is exported with device multiplex.
2. multiple wavelength optical signal delay process network as described in claim 1, which is characterized in that the solution wavelength division multiplexer and
The wavelength of optical signal after the signal path and demultiplex between the wavelength division multiplexer corresponds.
3. multiple wavelength optical signal delay process network as described in claim 1, which is characterized in that each signal path length
It is different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811144558.1A CN109274453A (en) | 2018-09-26 | 2018-09-26 | A kind of multiple wavelength optical signal delay process network |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811144558.1A CN109274453A (en) | 2018-09-26 | 2018-09-26 | A kind of multiple wavelength optical signal delay process network |
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| CN109274453A true CN109274453A (en) | 2019-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811144558.1A Pending CN109274453A (en) | 2018-09-26 | 2018-09-26 | A kind of multiple wavelength optical signal delay process network |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110266392A (en) * | 2019-06-21 | 2019-09-20 | 中国人民解放军国防科技大学 | Optical fiber hydrophone light emitting device based on multi-wavelength light pulse peak staggering amplification |
| CN111123219A (en) * | 2019-12-27 | 2020-05-08 | 扬州船用电子仪器研究所(中国船舶重工集团公司第七二三研究所) | Ultra-wideband dense interference signal generation system and method based on optical wavelength division multiplexing |
| CN113466996A (en) * | 2020-03-31 | 2021-10-01 | 高雄科技大学 | Composite multi-fiber multi-wavelength high-capacity optical transmission module |
Citations (3)
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| CN103414519A (en) * | 2013-07-01 | 2013-11-27 | 中国科学院上海光学精密机械研究所 | Optically-controlled microwave beam forming networks |
| WO2013178847A1 (en) * | 2012-05-31 | 2013-12-05 | Universitat Politècnica De València | Sampled delay line |
| CN103941235A (en) * | 2014-02-26 | 2014-07-23 | 上海交通大学 | Full-optical-control phased-array radar transmitter |
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2018
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Patent Citations (3)
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| WO2013178847A1 (en) * | 2012-05-31 | 2013-12-05 | Universitat Politècnica De València | Sampled delay line |
| CN103414519A (en) * | 2013-07-01 | 2013-11-27 | 中国科学院上海光学精密机械研究所 | Optically-controlled microwave beam forming networks |
| CN103941235A (en) * | 2014-02-26 | 2014-07-23 | 上海交通大学 | Full-optical-control phased-array radar transmitter |
Non-Patent Citations (1)
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110266392A (en) * | 2019-06-21 | 2019-09-20 | 中国人民解放军国防科技大学 | Optical fiber hydrophone light emitting device based on multi-wavelength light pulse peak staggering amplification |
| CN110266392B (en) * | 2019-06-21 | 2020-09-18 | 中国人民解放军国防科技大学 | Optical fiber hydrophone light emitting device based on multi-wavelength light pulse peak staggering amplification |
| CN111123219A (en) * | 2019-12-27 | 2020-05-08 | 扬州船用电子仪器研究所(中国船舶重工集团公司第七二三研究所) | Ultra-wideband dense interference signal generation system and method based on optical wavelength division multiplexing |
| CN113466996A (en) * | 2020-03-31 | 2021-10-01 | 高雄科技大学 | Composite multi-fiber multi-wavelength high-capacity optical transmission module |
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Application publication date: 20190125 |
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