CN106936511A - A kind of utilization Photonics Technology realizes that microwave signal mirror image suppresses the device of mixing - Google Patents
A kind of utilization Photonics Technology realizes that microwave signal mirror image suppresses the device of mixing Download PDFInfo
- Publication number
- CN106936511A CN106936511A CN201710120650.3A CN201710120650A CN106936511A CN 106936511 A CN106936511 A CN 106936511A CN 201710120650 A CN201710120650 A CN 201710120650A CN 106936511 A CN106936511 A CN 106936511A
- Authority
- CN
- China
- Prior art keywords
- signal
- mzm
- microwave
- optical
- pdm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- H04B10/60—Receivers
- H04B10/61—Coherent receivers
- H04B10/614—Coherent receivers comprising one or more polarization beam splitters, e.g. polarization multiplexed [PolMux] X-PSK coherent receivers, polarization diversity heterodyne coherent receivers
-
- 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
- H04B10/60—Receivers
- H04B10/61—Coherent receivers
- H04B10/615—Arrangements affecting the optical part of the receiver
- H04B10/6151—Arrangements affecting the optical part of the receiver comprising a polarization controller at the receiver's input stage
-
- 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
- H04B10/60—Receivers
- H04B10/61—Coherent receivers
- H04B10/616—Details of the electronic signal processing in coherent optical receivers
- H04B10/6162—Compensation of polarization related effects, e.g., PMD, PDL
-
- 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
- H04B10/60—Receivers
- H04B10/61—Coherent receivers
- H04B10/616—Details of the electronic signal processing in coherent optical receivers
- H04B10/6165—Estimation of the phase of the received optical signal, phase error estimation or phase error correction
-
- 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
- H04B10/60—Receivers
- H04B10/61—Coherent receivers
- H04B10/616—Details of the electronic signal processing in coherent optical receivers
- H04B10/6166—Polarisation demultiplexing, tracking or alignment of orthogonal polarisation components
-
- 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
- H04B10/60—Receivers
- H04B10/66—Non-coherent receivers, e.g. using direct detection
- H04B10/69—Electrical arrangements in the receiver
- H04B10/697—Arrangements for reducing noise and distortion
- H04B10/6971—Arrangements for reducing noise and distortion using equalisation
Abstract
Realize that microwave signal mirror image suppresses the device of mixing the invention discloses a kind of utilization Photonics Technology, the device is related to microwave technical field and technical field of photo communication.Methods described as shown in drawings, including laser, palarization multiplexing horse once modulator (PDM MZM), erbium-doped fiber amplifier (EDFA), optical band pass filter, optical branching device, Polarization Controller, polarization beam apparatus, 90 degree of couplers of photoelectricity balanced detector and low frequency.The present invention is modulated and palarization multiplexing using PDM MZM to wide-band microwave radiofrequency signal and microwave local signal, point two-way such as power after light filtering, Polarization Controller is utilized respectively per road and the polarizer adjusts the phase and amplitude relation of palarization multiplexing light, by respectively obtaining I roads and Q roads intermediate-freuqncy signal after photodetection, signal is coupled finally by 90 degree of couplers of low frequency.The present invention realizes that the mirror image of wide-band microwave signal suppresses mixing in area of light, overcomes the rate limit of traditional electrical domain treatment technology, has the advantages that big bandwidth, rejection ratio high, simple structure, electromagnetism interference.
Description
Technical field
Realized by Photonics Technology the present invention relates to microwave technical field and technical field of photo communication, more particularly to one kind
Microwave signal mirror image suppresses the device of mixing.
Background technology
In existing microwave signal receiver, frequency mixer is essential part, what it can receive antenna
High frequency radio signals down-convert to the intermediate-freuqncy signal of low frequency, recycle existing microwave device, and intermediate-freuqncy signal is processed.But
In complicated Electronic Warfare Environment, often there is image signal, and signal after image signal down coversion with need
Intermediate-freuqncy signal has an identical frequency, therefore the presence of image signal may result in receiver and cannot be successfully received needs
Intermediate-freuqncy signal.
Image-reject mixer can very well solve this problem, complete while it can suppress to image signal
Into the mixing of microwave signal.So as to unsuccessful demodulation goes out intermediate-freuqncy signal.But the current general bandwidth of electrical domain image-reject mixer
Smaller, image rejection ratio is low, it is difficult to meet the demand of Future broadband communication.
With the development of microwave photon technology, increasing researcher takes up to be realized using microwave photon technology
The mirror image of microwave signal suppresses mixing, and mixing device, the frequency mixer based on microwave photon are suppressed compared to the microwave mirror of electrical domain
There is a bandwidth higher, smaller weight and volume, meanwhile, its electromagnetism interference performance is good.
The content of the invention
Based on microwave photon technology, the present invention proposes one kind and realizes that microwave signal mirror image suppresses mixed using Photonics Technology
The device of frequency.High-frequency microwave radiofrequency signal direct orthogonalization can be down-converted to the orthogonal intermediate-freuqncy signal of two-way by the present apparatus, then be tied
90 degree of couplers of low frequency of electrical domain are closed, the down coversion that the mirror image of microwave signal suppresses is capable of achieving.The method only includes an electrical domain
90 degree of couplers of low frequency, it is not necessary to the electric power splitter of high frequency is no longer limited by the device of electrical domain with electric phase shifter, system bandwidth,
Therefore it has bandwidth of operation very high.Further, since the modulation system of the suppressed carrier for using, it is suppressed that occupy most of light work(
Rate does not carry the light carrier of any information but, and the gain of system is higher.In combination with balanced detector, the gain of system can obtain
Further improve.It is a series of excellent that the device also possesses the distinctive big bandwidth of Photonics Technology, electromagnetism interference, light and flexible etc.
Point.
The technical solution adopted in the present invention is：Described device include laser, palarization multiplexing modulator (PDM-MZM),
Erbium-doped fiber amplifier (EDFA), optical band pass filter, optical branching device, Polarization Controller, polarization beam apparatus, photoelectricity balance detection
90 degree of couplers of device and low frequency.The delivery outlet of laser connects the input of PDM-MZM；The output end connection EDFA of PDM-MZM
Input；The output end of EDFA is connected with optical band pass filter input；The output end and optical branching device of optical band pass filter
It is connected；Optical signal is divided into upper and lower two-way by optical branching device, connects Polarization Controller, polarization beam apparatus and photoelectricity balance respectively per road
Detector；The output of upper and lower photoelectricity balanced detector connects 90 degree of the two of coupler inputs respectively.
The PDM-MZM increases modulator (MZM) by a Y types optical branching device, two horses in parallel up and down and one inclined
The bundling device (PBC) that shakes is constituted.
The present invention is operationally comprised the following steps：
(1) the continuous light carrier that wavelength is λ is sent from laser to be injected into PDM-MZM；
(2) the one of horses of wide-band microwave radiofrequency signal connection PDM-MZM increase the rf inputs of modulator, microwave local signal
The rf inputs that another horse increases modulator are connected, upper and lower two sub- modulators are operated in smallest point, radio frequency and local oscillator
Signal carries out carrier-suppressed double sideband modulation to light carrier respectively.
(3) optical signal after the PBC inside PDM-MZM modulates upper and lower two-way is complex as palarization multiplexing light, output modulator.
(4) palarization multiplexing optical signal carries out power amplification into EDFA.
(5) optical signal after amplifying enters optical band pass filter, filters an optical sideband of radiofrequency signal and local oscillation signal, only stays
Lower their another optical sideband.
(6) filtered optical signal is divided into the equal two-way up and down of power into optical branching device, per road respectively through Polarization Control
Device and polarization beam apparatus.Modulator main shaft is set there are 45 degree of angles with polarization beam apparatus main shaft by adjusting Polarization Controller, while
Polarization Controller can also adjust two phase differences of polarization state, the output end of polarization beam apparatus in each palarization multiplexing optical signal
The input of photoelectricity balanced detector, optical signal middle width strip radio frequency signal component and the mutual beat frequency of local oscillator component are connected, two are obtained
Road intermediate-freuqncy signal.
(7) phase relation of radio frequency signal component and local oscillator component is adjusted by adjusting Polarization Controller：Upper road phase difference is 0
Degree, lower road phase difference is 90 degree, obtains orthogonal intermediate-freuqncy signal.
(8) orthogonal intermediate-freuqncy signal is coupled by 90 degree of couplers again, is obtained the only intermediate-freuqncy signal comprising useful signal.
The present invention proposes one and realizes that microwave signal mirror image suppresses the device of mixing by photonic propulsion method, using PDM-
MZM realizes carrier-suppressed double sideband modulation and the palarization multiplexing of broadband rf signal and local oscillation signal, optical band pass filter filter
Go out work(point two-way after a sideband, Polarization Controller and polarization beam apparatus by regulation per road will wherein middle radio frequency letters all the way
Number and the adjusting offset of local oscillation signal be 0 degree, another road radiofrequency signal and local oscillation signal phase difference are adjusted to 90 degree, Photoelectric Detection
The orthogonal intermediate-freuqncy signal of IQ two-way is respectively obtained after device beat frequency, then intermediate-freuqncy signal is coupled by 90 degree of couplers of electrical domain.
By after 90 degree of couplers, image signal can cancel out each other, and the signal for needing can be overlapped mutually.Simple structure of the present invention, tool
There is very strong operability.
Broadband rf signal is once down-converted to intermediate frequency by this programme, it is to avoid multistage frequency conversion and filtering, simple structure, nothing
Image frequency component is disturbed, while also reducing the requirement to the bandwidth and sample rate of analog-digital converter.
Because the phase difference of radiofrequency signal and local oscillation signal in the program can be continuously adjusted by Polarization Controller, per road
The power of optical signal can also be adjusted conveniently, unrelated with signal bandwidth, carrier wave, so solving the unbalanced problem of IQ two-way.
Brief description of the drawings
Fig. 1 is that the present invention realizes that microwave signal mirror image suppresses the schematic diagram of mixing using Photonics Technology.Fig. 2 is filtered for light
The frequency response chart of front and rear spectrogram and optical band pass filter.Fig. 3 is the image rejection ratio and useful signal and mirror of system
As the waveform of signal.
Implementation method and specific operating process
Embodiments of the invention are elaborated below in conjunction with the accompanying drawings：The present embodiment is with technical solution of the present invention as preceding
Put and implemented, give the detailed schematic diagram for suppressing mixing with radiofrequency signal mirror image, but protection scope of the present invention is not
It is limited to following embodiments.The upper and lower two-way of wherein PDM-MZM respectively has a horse to increase modulator, respectively to radiofrequency signal and microwave sheet
Shaking carries out carrier-suppressed double sideband modulation, then by the polarization beam combiner of PDM-MZM rear ends by two-beam palarization multiplexing.By
After EDFA amplifies, bandpass filter leaches a sideband of modulated signal.After work(point two-way, one polarization is set on every road respectively
Controller, polarization beam apparatus and photoelectricity balanced detector.Polarization Controller combination polarization beam apparatus, can adjust palarization multiplexing light
Two phase and amplitude relations of polarization state, so that I/Q signal has just been obtained after photoelectric detector beat frequency, then by electrical domain low frequency
90 degree of couplers are coupled orthogonal intermediate-freuqncy signal.
As shown in figure 1, in this example, device includes：Laser, two radio-frequency signal sources, PDM-MZM, EDFA, light bandpass filterings
Device, optical branching device, two Polarization Controllers, two polarization beam apparatus and two photoelectricity balanced detectors and a low frequency for electrical domain
90 degree of couplers.The delivery outlet of laser is connected with the optical input of palarization multiplexing modulator, two radiofrequency signal extraction slits
It is connected with two rf input ports of modulator respectively, modulator is followed by EDFA, optical band pass filter and optical branching device, then often
Individual light path is sequentially connected Polarization Controller, polarization beam apparatus and photoelectricity balanced detector respectively, finally connects 90 degree of couplings of low frequency
Device.
In this example, the specific implementation step of method is：
Step one：Laser produces the continuous light wave that operation wavelength is 1552nm, power is 15dBm, is injected into PDM-MZM.One
Individual radio frequency source produces centre frequency 40GHz, the radiofrequency signal that power is -5dBm, and another radio frequency source produces centre frequency
39.5GHz, power are the local oscillation signal of 10dBm, are respectively intended to drive half-wave voltage to increase modulator for two horses of 3.5V.
Step 2：Modulator Dc bias is controlled by substrate bias controller (MBC) so that two sub- modulators are operated in minimum
Point.
Step 3：EDFA Output optical power is 18dBm, and optical signal passes through optical band pass filter, leaches modulated signal after being exaggerated
Positive single order sideband (or negative one rank sideband).
Step 4：The signal of optical band pass filter output is divided into two-way by an optical branching device power, every to connect successively all the way
Connect Polarization Controller, polarization beam apparatus and photoelectricity balanced detector.As seen from Figure 2, by after optical band pass filter, being left
Spectral components be mainly positive 1 rank optical sideband, other components are relatively low.Step 5：In regulation road polarization state make modulator with
Polarization beam apparatus main shaft angle is 45 degree, and two polarized component phase differences are 0 degree, by obtaining I roads after photoelectricity balanced detector
Intermediate-freuqncy signal.The lower road polarization state of regulation makes modulator and polarization beam apparatus main shaft angle be 45 degree, two polarized component phase differences
It it is 90 degree, by obtaining Q roads intermediate-freuqncy signal after photoelectricity balanced detector.
Step 6：I roads intermediate-freuqncy signal, Q roads intermediate-freuqncy signal after 90 degree of couplers of the low frequency of electrical domain are coupled, feeding oscillograph and
Frequency spectrograph is observed.As seen from Figure 3, by after 90 degree of couplers of low frequency, image signal has obtained effective suppression, mirror
As rejection ratio is up to 50dB.The intermediate-freuqncy signal of needs can maintain larger amplitude, and the amplitude of image signal is almost nil.
In this example, the power and phase balance of IQ intermediate-freuqncy signals can be by adjusting the Polarization Controller in two-way
Calibrated.
To sum up, the present invention suppresses mixing using the mirror image that PDM-MZM realizes wide-band microwave radiofrequency signal, and simple structure is easy
In realization, do not influenceed by electronic bottleneck, not by electromagnetic interference, systematic function is good and stable.
In a word, embodiments described above is only embodiments of the invention, is not only used for limiting guarantor of the invention
Shield scope, it is noted that for those skilled in the art, in present disclosure, can be with
Some equivalent variations and replacement are made, radiofrequency signal centre frequency, character rate can all change.These equivalent variations and replace with
And the adjustment of frequency range also should be regarded as the scope of protection of the invention.
Claims (1)
1. a kind of utilization Photonics Technology realizes that microwave signal mirror image suppresses the device of mixing, including laser, palarization multiplexing are adjusted
Device (PDM-MZM) processed, erbium-doped fiber amplifier (EDFA), optical band pass filter, optical branching device, Polarization Controller, polarization beam splitting
Device, 90 degree of couplers of photoelectricity balanced detector and low frequency.It is characterized in that：The laser output connects PDM-MZM, described
PDM-MZM output ends connect EDFA inputs, and the EDFA output ends connect optical band pass filter input, the smooth band logical filter
Ripple device output end connects optical branching device, and the two-way up and down of optical branching device connects Polarization Controller, polarization beam apparatus and photoelectricity respectively
Balanced detector, the photoelectricity balance detector output end of upper and lower two-way connects 90 degree of the two of coupler inputs of low frequency respectively.
The PDM-MZM increases modulator (X-Pol MZM, Y-Pol MZM) by a Y types shunt, two parallel up and down horses,
One polarization beam combiner is constituted.The light carrier of PDM-MZM is input into by being divided into the equal two-way of power after Y type shunts, wherein
Upper road is input into increasing modulator (X-Pol MZM) that starts and carrier-suppressed double sideband modulation, lower road is carried out to microwave radio signal (RF)
Input gets down from horse to increase modulator (X-Pol MZM) carries out carrier-suppressed double sideband modulation to local oscillation signal (LO), then by polarization
Bundling device forms a palarization multiplexing light, and the optical signal includes polarization state vertical radio frequency signal component and local oscillation signal component.
The optical band pass filter is used for filtering one of optical sideband of palarization multiplexing light microwave radio signal and local oscillation signal.
The optical sideband that the shunt is used for leaching is divided into the equal two-way up and down of power.
The Polarization Controller be used for adjusting after polarization beam apparatus in optical signal the phase of radiofrequency signal and local oscillation signal component and
Amplitude relation, the phase difference for making the intermediate-freuqncy signal after upper and lower two-way photoelectricity balanced detector have 90 degree.
90 degree of couplers of the low frequency are coupled the intermediate-freuqncy signal of upper and lower two-way.
Described utilization Photonics Technology realizes that the device that microwave signal mirror image suppresses to be mixed can realize the same of microwave signal mixing
When suppress image signal, and the present apparatus has image rejection ratio very high.In the present apparatus, radiofrequency signal and local oscillation signal drive respectively
Different horses increases modulator up and down, it is not necessary to which High Frequency Phase Shifter and power splitter, system bandwidth are big.The device by suppressed carrier and
System gain is improved using photoelectricity balanced detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710120650.3A CN106936511B (en) | 2017-02-24 | 2017-02-24 | It is a kind of to realize that microwave signal mirror image inhibits the device of mixing using Photonics Technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710120650.3A CN106936511B (en) | 2017-02-24 | 2017-02-24 | It is a kind of to realize that microwave signal mirror image inhibits the device of mixing using Photonics Technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106936511A true CN106936511A (en) | 2017-07-07 |
| CN106936511B CN106936511B (en) | 2019-05-07 |
Family
ID=59424480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710120650.3A Active CN106936511B (en) | 2017-02-24 | 2017-02-24 | It is a kind of to realize that microwave signal mirror image inhibits the device of mixing using Photonics Technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106936511B (en) |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107231160A (en) * | 2017-07-10 | 2017-10-03 | 南京航空航天大学 | Microwave photon image frequency suppresses frequency mixing method and device |
| CN107395288A (en) * | 2017-07-24 | 2017-11-24 | 北京大学 | The optical heterodyne coherent reception method and system of a kind of polarization diversity |
| CN108449143A (en) * | 2018-03-08 | 2018-08-24 | 西北工业大学 | A kind of photonic propulsion microwave I/Q down conversion systems |
| CN108847892A (en) * | 2018-06-08 | 2018-11-20 | 南京航空航天大学 | A kind of wide band radio-frequency Beamforming Method and device based on photonics |
| CN109143203A (en) * | 2018-08-23 | 2019-01-04 | 西安空间无线电技术研究所 | Based on palarization multiplexing optical frequency-doubling microwave photon coherent radar R-T unit and method |
| CN109981181A (en) * | 2019-02-19 | 2019-07-05 | 西北工业大学 | Microwave photon converter plant and adjusting method can be switched in a kind of binary channels |
| CN110798268A (en) * | 2018-08-03 | 2020-02-14 | 西安电子科技大学 | Microwave signal optical fiber transmission method with high spectral efficiency and optimized power fading |
| CN110808787A (en) * | 2019-10-14 | 2020-02-18 | 华东师范大学 | All-optical image frequency suppression frequency mixing device and method |
| CN110808789A (en) * | 2019-11-12 | 2020-02-18 | 中国舰船研究设计中心 | Ultra-wideband high-frequency electromagnetic environment signal generation method based on optical heterodyne technology |
| CN110912614A (en) * | 2019-11-29 | 2020-03-24 | 中国电子科技集团公司第四十四研究所 | Microwave photon mixer with image frequency suppression function |
| CN108667517B (en) * | 2018-05-11 | 2020-07-31 | 北京工业大学 | Microwave photon frequency mixing method and system based on local oscillator frequency multiplication |
| CN111555813A (en) * | 2020-05-21 | 2020-08-18 | 西南石油大学 | Device and method for realizing transmitting frequency diversity array based on microwave photon frequency conversion |
| CN111614405A (en) * | 2020-05-25 | 2020-09-01 | 济南浪潮高新科技投资发展有限公司 | Image rejection mixer based on double parallel phase modulators |
| CN111641461A (en) * | 2019-03-01 | 2020-09-08 | 西安电子科技大学 | Filtering-free image rejection down-conversion method based on cascade modulator |
| CN111786742A (en) * | 2019-04-03 | 2020-10-16 | 西安电子科技大学 | Method for generating microwave photon broadband vector signal |
| CN111982167A (en) * | 2020-07-22 | 2020-11-24 | 北京邮电大学 | Device and method for inhibiting nonlinear damage in RoF system |
| CN112098951A (en) * | 2019-06-17 | 2020-12-18 | 西安电子科技大学 | Baseband noise-free double-frequency phase coding pulse optical generation method capable of inhibiting power periodic fading |
| CN114629559A (en) * | 2022-03-17 | 2022-06-14 | 西北工业大学 | Simultaneous image interference suppression and self-interference cancellation device based on Sagnac loop and adjusting method |
| CN114826428A (en) * | 2022-03-03 | 2022-07-29 | 北京邮电大学 | Linear microwave photon link for image rejection down-conversion |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140241659A1 (en) * | 2013-02-27 | 2014-08-28 | Sumitomo Electric Industries, Ltd. | Optical modulator module and semiconductor optical modulator |
| CN106209246A (en) * | 2016-05-27 | 2016-12-07 | 西安电子科技大学 | Dual Drive DPMZM is utilized to realize the device and method of microwave frequency conversion |
| CN106209250A (en) * | 2016-06-18 | 2016-12-07 | 西安电子科技大学 | Utilize IM manipulator and the device and method of the raw octonary millimeter wave of DPMZM modulator stage coproduction |
-
2017
- 2017-02-24 CN CN201710120650.3A patent/CN106936511B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140241659A1 (en) * | 2013-02-27 | 2014-08-28 | Sumitomo Electric Industries, Ltd. | Optical modulator module and semiconductor optical modulator |
| CN106209246A (en) * | 2016-05-27 | 2016-12-07 | 西安电子科技大学 | Dual Drive DPMZM is utilized to realize the device and method of microwave frequency conversion |
| CN106209250A (en) * | 2016-06-18 | 2016-12-07 | 西安电子科技大学 | Utilize IM manipulator and the device and method of the raw octonary millimeter wave of DPMZM modulator stage coproduction |
Cited By (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107231160B (en) * | 2017-07-10 | 2019-06-07 | 南京航空航天大学 | Microwave photon image frequency inhibits frequency mixing method and device |
| CN107231160A (en) * | 2017-07-10 | 2017-10-03 | 南京航空航天大学 | Microwave photon image frequency suppresses frequency mixing method and device |
| CN107395288A (en) * | 2017-07-24 | 2017-11-24 | 北京大学 | The optical heterodyne coherent reception method and system of a kind of polarization diversity |
| CN107395288B (en) * | 2017-07-24 | 2020-05-01 | 北京大学 | Polarization diversity optical heterodyne coherent receiving method and system |
| CN108449143A (en) * | 2018-03-08 | 2018-08-24 | 西北工业大学 | A kind of photonic propulsion microwave I/Q down conversion systems |
| CN108667517B (en) * | 2018-05-11 | 2020-07-31 | 北京工业大学 | Microwave photon frequency mixing method and system based on local oscillator frequency multiplication |
| CN108847892A (en) * | 2018-06-08 | 2018-11-20 | 南京航空航天大学 | A kind of wide band radio-frequency Beamforming Method and device based on photonics |
| CN110798268A (en) * | 2018-08-03 | 2020-02-14 | 西安电子科技大学 | Microwave signal optical fiber transmission method with high spectral efficiency and optimized power fading |
| CN110798268B (en) * | 2018-08-03 | 2022-04-22 | 西安电子科技大学 | Microwave signal optical fiber transmission method with high spectral efficiency and optimized power fading |
| CN109143203A (en) * | 2018-08-23 | 2019-01-04 | 西安空间无线电技术研究所 | Based on palarization multiplexing optical frequency-doubling microwave photon coherent radar R-T unit and method |
| CN109143203B (en) * | 2018-08-23 | 2020-09-18 | 西安空间无线电技术研究所 | Polarization multiplexing-based optical frequency multiplication microwave photon coherent radar transmitting and receiving device and method |
| CN109981181A (en) * | 2019-02-19 | 2019-07-05 | 西北工业大学 | Microwave photon converter plant and adjusting method can be switched in a kind of binary channels |
| CN109981181B (en) * | 2019-02-19 | 2021-07-09 | 西北工业大学 | Dual-channel switchable microwave photon frequency conversion device and adjusting method |
| CN111641461B (en) * | 2019-03-01 | 2021-10-15 | 西安电子科技大学 | Filtering-free image rejection down-conversion method based on cascade modulator |
| CN111641461A (en) * | 2019-03-01 | 2020-09-08 | 西安电子科技大学 | Filtering-free image rejection down-conversion method based on cascade modulator |
| CN111786742A (en) * | 2019-04-03 | 2020-10-16 | 西安电子科技大学 | Method for generating microwave photon broadband vector signal |
| CN111786742B (en) * | 2019-04-03 | 2021-08-20 | 西安电子科技大学 | Method for generating microwave photon broadband vector signal |
| CN112098951B (en) * | 2019-06-17 | 2023-12-08 | 西安电子科技大学 | Baseband noise-free double frequency phase coding pulse optical generation method capable of inhibiting power periodic fading |
| CN112098951A (en) * | 2019-06-17 | 2020-12-18 | 西安电子科技大学 | Baseband noise-free double-frequency phase coding pulse optical generation method capable of inhibiting power periodic fading |
| CN110808787A (en) * | 2019-10-14 | 2020-02-18 | 华东师范大学 | All-optical image frequency suppression frequency mixing device and method |
| CN110808787B (en) * | 2019-10-14 | 2022-04-05 | 华东师范大学 | All-optical image frequency suppression frequency mixing device and method |
| CN110808789A (en) * | 2019-11-12 | 2020-02-18 | 中国舰船研究设计中心 | Ultra-wideband high-frequency electromagnetic environment signal generation method based on optical heterodyne technology |
| CN110912614B (en) * | 2019-11-29 | 2022-10-11 | 中国电子科技集团公司第四十四研究所 | Microwave photon mixer with image frequency suppression function |
| CN110912614A (en) * | 2019-11-29 | 2020-03-24 | 中国电子科技集团公司第四十四研究所 | Microwave photon mixer with image frequency suppression function |
| CN111555813A (en) * | 2020-05-21 | 2020-08-18 | 西南石油大学 | Device and method for realizing transmitting frequency diversity array based on microwave photon frequency conversion |
| CN111555813B (en) * | 2020-05-21 | 2022-03-08 | 西南石油大学 | Device and method for realizing transmitting frequency diversity array based on microwave photon frequency conversion |
| CN111614405A (en) * | 2020-05-25 | 2020-09-01 | 济南浪潮高新科技投资发展有限公司 | Image rejection mixer based on double parallel phase modulators |
| CN111982167B (en) * | 2020-07-22 | 2021-06-22 | 北京邮电大学 | Device and method for inhibiting nonlinear damage in RoF system |
| CN111982167A (en) * | 2020-07-22 | 2020-11-24 | 北京邮电大学 | Device and method for inhibiting nonlinear damage in RoF system |
| CN114826428A (en) * | 2022-03-03 | 2022-07-29 | 北京邮电大学 | Linear microwave photon link for image rejection down-conversion |
| CN114826428B (en) * | 2022-03-03 | 2023-11-21 | 北京邮电大学 | Image-suppressed down-conversion linearization microwave photon link system |
| CN114629559A (en) * | 2022-03-17 | 2022-06-14 | 西北工业大学 | Simultaneous image interference suppression and self-interference cancellation device based on Sagnac loop and adjusting method |
| CN114629559B (en) * | 2022-03-17 | 2024-02-06 | 西北工业大学 | Simultaneous image interference suppression and self-interference cancellation device based on Sagnac loop and adjustment method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106936511B (en) | 2019-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106936511A (en) | A kind of utilization Photonics Technology realizes that microwave signal mirror image suppresses the device of mixing | |
| US10784967B2 (en) | Photonic radio-frequency receiver with mirror frequency suppression function | |
| US10659162B2 (en) | Photonic microwave down-conversion system and method | |
| CN108667517B (en) | Microwave photon frequency mixing method and system based on local oscillator frequency multiplication | |
| CN106953699B (en) | The method of photonics wide-band microwave single sideband modulation | |
| CN106961252B (en) | A kind of microwave photon mirror image inhibition down conversion method based on DPMZM modulator | |
| CN103715480B (en) | A kind of single tape of ultra high quality factor leads to tunable microwave photon filter | |
| CN106685535B (en) | A kind of restructural microwave photon down conversion method and device | |
| CN105721062A (en) | Low stray bandwidth microwave photon mixing device | |
| CN106992816B (en) | A kind of method of photonics wide-band microwave IQ modulation | |
| CN106468834A (en) | Micro-wave light quantum phase shifter based on dual-polarization manipulator | |
| EP2506456A2 (en) | Signal reception device and method based on microwave photon technology | |
| CN104333422A (en) | Microwave photon frequency mixing method and multifunctional microwave photon frequency mixer | |
| CN107171732A (en) | A kind of microwave photon zero intermediate frequency reception device and method | |
| CN112398544B (en) | Superheterodyne microwave photon receiving system and method | |
| CN106209250B (en) | Increase the method that the DPMZM cascades of Dare modulator generate octonary millimeter wave using intensity modulator IM and double parallel Mach | |
| CN106685534B (en) | A kind of down coversion implementation method and device based on relevant optical detection | |
| CN111817789A (en) | Terahertz signal generation method, terahertz signal generation device, and computer-readable storage medium | |
| CN112448771B (en) | Microwave photon broadband receiver | |
| CN114499688A (en) | Signal receiving apparatus and signal receiving method | |
| CN114095087B (en) | Image rejection down-conversion receiving system and method based on photoelectric oscillator | |
| CN111641461B (en) | Filtering-free image rejection down-conversion method based on cascade modulator | |
| CN113098608B (en) | Radio signal up-conversion equipment | |
| CN114978343A (en) | Superheterodyne photon radio frequency receiving system | |
| CN115208475B (en) | Up-down frequency conversion integrated broadband radio frequency front-end system and radio frequency signal receiving and transmitting method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |