CN110233473A - A kind of thunder and lightning and UWB high power microwave integrated protection circuit - Google Patents
A kind of thunder and lightning and UWB high power microwave integrated protection circuit Download PDFInfo
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- CN110233473A CN110233473A CN201811565089.0A CN201811565089A CN110233473A CN 110233473 A CN110233473 A CN 110233473A CN 201811565089 A CN201811565089 A CN 201811565089A CN 110233473 A CN110233473 A CN 110233473A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/041—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using a short-circuiting device
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/06—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using spark-gap arresters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1018—Means associated with receiver for limiting or suppressing noise or interference noise filters connected between the power supply and the receiver
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The disclosure provides a kind of thunder and lightning and UWB high power microwave integrated protection circuit, is related to interference prevention technical field, can effectively be inhibited to UWB high power microwave and thunder and lightning simultaneously.The thunder and lightning and UWB high power microwave integrated protection circuit include: the first filter circuit, the second filter circuit and thunder and lightning suppression circuit；First filter circuit is used to filter out the high fdrequency component of the High-Power Microwave signal except working frequency range signal, and the second filter circuit is used for the low frequency signal filtered out except working frequency range signal, and thunder and lightning suppression circuit is for thunder-strike current of releasing.
Description
Technical field
This disclosure relates to interference prevention technical field more particularly to a kind of thunder and lightning and UWB high power microwave integrated protection
Circuit.
Background technique
Aircraft, naval vessel can not only encounter the bad weathers such as thunder and lightning during navigation, further encounter the dry of strong electromagnetic pulse
It disturbs.Wherein, High-Power Microwave (High Power Microwave, HPM) is one kind of strong electromagnetic pulse, and frequency range is
1GHz~300GHz, peak power are higher than 100MW, and UWB high power microwave belongs to one kind of High-Power Microwave.Ultra wide band is high
Power microwave belongs to strong jamming since the number of pulses continuously transmitted in a short time is more, it is fast to rise, frequency is high and bandwidth
Signal, it is easy to cause to interfere the radio frequency narrow band signal of normal communication, and then lead to Communications failure, if long-time Gao Gong
The interference of rate is applied in radiofrequency signal, will also result in the damage of equipment.Therefore, how and meanwhile it is effectively micro- to ultra-wideband high power
Wave and thunder and lightning are inhibited, and are a problem to be solved.
Summary of the invention
The embodiment of the present disclosure provides a kind of thunder and lightning and UWB high power microwave integrated protection circuit, can be simultaneously to ultra-wide
Band High-Power Microwave and thunder and lightning are effectively inhibited.The technical solution is as follows:
According to the first aspect of the embodiments of the present disclosure, a kind of thunder and lightning and UWB high power microwave integrated protection electricity are provided
Road, the thunder and lightning and UWB high power microwave integrated protection circuit include: the first filter circuit, the second filter circuit and thunder and lightning suppression
Circuit processed；
The input terminal of first filter circuit is connect with signal input part, the output end of the first filter circuit and the second filtered electrical
The input terminal on road connects, and the output end of the second filter circuit is connect with the input terminal of thunder and lightning suppression circuit, thunder and lightning suppression circuit
Output end is connect with signal output end；
First filter circuit is used to filter out the high fdrequency component of the High-Power Microwave signal except working frequency range signal, the second filter
Wave circuit is used for the low frequency signal filtered out except working frequency range signal, and thunder and lightning suppression circuit is for thunder-strike current of releasing.
The thunder and lightning and UWB high power microwave integrated protection circuit pass through the first filter circuit and the second filter circuit pair
High-Power Microwave signal is effectively inhibited, while being released by thunder and lightning suppression circuit to thunder-strike current, is provided simultaneously with pair
The safeguard function of UWB high power microwave and thunder and lightning.
In one embodiment, the first filter circuit includes: the first inductance and first capacitor；
The first end of first inductance is connect with the first signal input part, and the first of the second end of the first inductance and first capacitor
End connection, the second end ground connection of the second capacitor.
In one embodiment, the second filter circuit includes: the second capacitor, third capacitor, the 4th capacitor and common mode inductance；
The first end of common mode inductance is connect with the output end of the first filter circuit, the second end of common mode inductance and the second capacitor
First end connection, the second end ground connection of the second capacitor, the third end of common mode inductance connect with second signal input terminal, and common mode is electric
4th end of sense is connect with the first end of third capacitor, the second end ground connection of third capacitor, the first end and second of the 4th capacitor
The first end of capacitor connects, and the second end of the 4th capacitor is connect with the second end of third capacitor.
In one embodiment, thunder and lightning suppression circuit includes: that the first Transient Suppression Diode and the second transient state inhibit two poles
Pipe；
The first end of first Transient Suppression Diode is connect with the first end of the 4th capacitor, the first Transient Suppression Diode
Second end ground connection, the first end of the second Transient Suppression Diode are connect with the second end of the 4th capacitor, and the second transient state inhibits two poles
The second end of pipe is grounded.
In one embodiment, thunder and lightning suppression circuit further include: the second inductance；The first end of second inductance and the first transient state
Inhibit the first end connection of diode, the second end ground connection of the second inductance.
In one embodiment, the length of the second inductance is a quarter of the wavelength of normal working frequency range signal.
In one embodiment, thunder and lightning suppression circuit further include: varistor；The first end of varistor and the first transient state
Inhibit the first end connection of diode, the second end ground connection of varistor.
In one embodiment, thunder and lightning suppression circuit further include: gas-discharge tube；The first end of gas-discharge tube and first
The first end of Transient Suppression Diode connects, the second end ground connection of gas-discharge tube.
In one embodiment, the first filter circuit is active filter or passive filter.
In one embodiment, the second filter circuit is bandstop filter or common mode differential mode filter circuit.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The disclosure can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.
Fig. 1 is the structure of a kind of thunder and lightning that the embodiment of the present disclosure provides and UWB high power microwave integrated protection circuit
Figure；
Fig. 2 is the structure of a kind of thunder and lightning that the embodiment of the present disclosure provides and UWB high power microwave integrated protection circuit
Figure；
Fig. 3 is the structure of a kind of thunder and lightning that the embodiment of the present disclosure provides and UWB high power microwave integrated protection circuit
Figure.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
The embodiment of the present disclosure provides a kind of thunder and lightning and UWB high power microwave integrated protection circuit, as shown in Figure 1, the thunder
Electricity and UWB high power microwave integrated protection circuit 10 include: the first filter circuit 101, the second filter circuit 102 and thunder and lightning
Suppression circuit 103；
The input terminal of first filter circuit 101 is connect with signal input part, the output end and second of the first filter circuit 101
The input terminal of filter circuit 102 connects, and the output end of the second filter circuit 102 is connect with the output end of thunder and lightning suppression circuit, thunder
The output end of electric suppression circuit 103 is connect with signal output end；
First filter circuit 101 is used to filter out the high fdrequency component of the High-Power Microwave signal except working frequency range signal, the
Two filter circuits 102 are used to filter out the low frequency signal except working frequency range signal, and thunder and lightning suppression circuit 103 is for the electricity that is struck by lightning of releasing
Stream.
It should be noted that signal input part herein is coaxial signal input；First filter circuit is active filter
Or passive filter, active filter or passive filter described herein, can be low-pass filter, bandpass filter or
Other filters of person specifically require to be determined according to actual power frequency range and application environment；Second filter circuit can be
Bandstop filter is also possible to common mode differential mode filter circuit, is selected with specific reference to actual conditions.
Refering to what is shown in Fig. 2, the first filter circuit 101 includes: the first inductance and first capacitor, the first end of the first inductance with
The connection of first signal input part, the second end of the first inductance and the first end of first capacitor connect.
Second filter circuit 102 includes: the second capacitor, third capacitor, the 4th capacitor and common mode inductance；The of common mode inductance
One end is connect with the output end of the first filter circuit, and the second end of common mode inductance is connect with the first end of the second capacitor, the second electricity
The second end of appearance is grounded, and the third end of common mode inductance is connect with second signal input terminal, the 4th end of common mode inductance and third electricity
The first end of appearance connects, and the second end ground connection of third capacitor, the first end of the 4th capacitor is connect with the first end of the second capacitor, the
The second end of four capacitors is connect with the second end of third capacitor.
Thunder and lightning suppression circuit 103 include: the first Transient Suppression Diode (Transient Voltage Suppressor,
) and the second Transient Suppression Diode TVS；The first end of first Transient Suppression Diode is connect with the first end of the 4th capacitor, the
The second end of one Transient Suppression Diode is grounded, and the second end of the first end of the second Transient Suppression Diode and the 4th capacitor connects
It connects, the second end ground connection of the second Transient Suppression Diode.
It is effectively separated in order to which frequency band signals and thunder and lightning signal will be worked normally, as shown in Fig. 2, the thunder and lightning suppression circuit
103 further include: the second inductance；The first end of second inductance is connect with the first end of the first Transient Suppression Diode, the second inductance
Second end ground connection.Wherein, the length of the second inductance is a quarter of the wavelength of normal working frequency range signal.
Other than using quarter-wave scheme, it can also be put by other protective devices, such as varistor, gas
Fulgurite etc..The thunder and lightning suppression circuit 103 further include: varistor；The first end of varistor and the first Transient Suppression Diode
First end connection, varistor second end ground connection.Alternatively, the thunder and lightning suppression circuit 103 further include: gas-discharge tube；Gas
The first end of body discharge tube is connect with the first end of the first Transient Suppression Diode, the second end ground connection of gas-discharge tube.For
The selection of varistor or gas-discharge tube, it is specific to need to be determined according to frequency.
It should be noted that first capacitor described in the embodiment of the present disclosure, the second capacitor, third capacitor, the 4th electricity
Holding can realize for the combination of one or more devices, it can including at least one capacitor, when in any of the above-described capacitor cell
When containing at least two capacitor, the capacitor in the capacitor cell can be in parallel, be also possible to concatenated, and the size of capacitor
It can be fixed, be also possible to variation.In addition, the first inductance described in the embodiment of the present disclosure can be one or more
The combination of a device is realized, it can including at least one inductance, when containing at least two inductance in any of the above-described inductance unit
When, the inductance in the inductance unit can be in parallel, be also possible to concatenated, and the size of inductance can be fixed,
It can be variation.
For this programme is more clearly understood, refering to what is shown in Fig. 2, taking inductance L1, first capacitor as electricity of the first inductance
Hold C1, the second capacitor is capacitor C2, third capacitor is capacitor C3, the 4th capacitor is capacitor C4, common mode inductance L2, the first transient state
Inhibiting diode is two-way Transient Suppression Diode D1, the second Transient Suppression Diode is two-way Transient Suppression Diode D2, the
Two inductance are specifically described for being inductance L3.
In the embodiments of the present disclosure, the simplified low-pass filter circuit of L1 and C1 composition, C1, C2, C3 and L2 composition simplification
Common mode and differential mode filter circuit, TVS diode D1, D2, L3 form thunder and lightning suppression circuit.Specifically, input radio frequency signal passes through
After the input of coaxial signal input terminal, by the LC low-pass filter circuit of the first order, LC low-pass filter circuit believes High-Power Microwave
Number high fdrequency component filter out, by work normally frequency band signals be output to back-end circuit；The second level is made up of C1, C2, C3 and L2
Common mode and differential mode filter circuit, for lower than work normally frequency band signals except low frequency signal be filtered, pass through common mode
It is filtered with voltage pulse spike of the differential mode filter circuit to High-Power Microwave signal, voltage peak is effectively reduced, and is played
Inhibit the effect of High-Power Microwave signal；The third level is anti-by the simplified thunder and lightning indirect effect that TVS diode D1, D2 forms
Protection circuit releases thunder energy over the ground for thunder and lightning indirect effect, plays the role of lightning protection.Simultaneously as thunder and lightning waveform frequency
Therefore generally several hundred kHz, increase inductance L3, inductance L3 in the output end of circuit hereinafter, can regard low-frequency d signal as
Length be to carry out Lectotype and calculation according to work normally frequency band signals wavelength 1/4, main function is to pass through normal work
Frequency band signals can regard that be presented impedance to DC component infinitely great as in the point of 1/4 wavelength of itself, this point over the ground
It is shorted, does not influence the normal work of radiofrequency signal, the size including standing-wave ratio and insertion loss.
It is combined by foregoing circuit, the filtering for the signal except working frequency range is realized first, using between thunder and lightning
The combination of effect protection circuit is connect, release over the ground by protective device High-Power Microwave energy and thunder energy reduce high power
The influence of microwave energy and thunder energy to subsequent equipment will work normally frequency range by increasing the inductance component of 1/4 wavelength
The thunder and lightning signal of signal and direct current is separated, and is independent of each other, thus effectively release High-Power Microwave energy and lightning energy
Amount, plays the double protection of High-Power Microwave and thunder and lightning.
As shown in figure 3, if the first filter circuit is bandpass filter, when the second filter circuit is bandstop filter, radio frequency
After signal is inputted by signal input part, bandpass filter is first passed around the signal band of normal work and passes through bandpass filter
It screens and exports, carry out Out-of-band rejection using the bandstop filter of rear class, carried out out-of-band interference signal is worked normally
Certain decaying guarantees that working normally signal can be made up of suppressor bandpass filter and bandstop filter in this way
UWB high power microwave interference signal filtering circuit, so that the normal work radiofrequency signal of narrowband be made to screen and export；Super
Broadband high-power microwave interference increases the inhibition of thunder and lightning signal after signal screening, meanwhile, using the 1/4 of frequency signal
Wavelength takes the length of its 1/4 wavelength as the length for being shorted to the earth according to the length of wavelength, can guarantee that radio frequency is believed in this way
Number normal through finally by signal output end output signal.
The practical significance of the thunder and lightning and UWB high power microwave integrated protection circuit is to protect in High-Power Microwave
When weapon irradiates an equipment, which, which can receive, protects and can work normally, and provides weaponrys such as aircraft, naval vessels
Reliable and stable protection can also carry out the protection of thunder and lightning indirect effect, when being struck by lightning by nature, also can avoid causing to set
Standby damage.
The embodiment of the present disclosure provides a kind of thunder and lightning and UWB high power microwave integrated protection circuit, the thunder and lightning and ultra-wide
Band High-Power Microwave integrated protection circuit includes: the first filter circuit, the second filter circuit and thunder and lightning suppression circuit；First filtering
The input terminal of circuit is connect with signal input part, and the output end of the first filter circuit is connect with the input terminal of the second filter circuit,
The output end of second filter circuit is connect with the input terminal of thunder and lightning suppression circuit, and the output end and signal of thunder and lightning suppression circuit export
End connection；First filter circuit is used to filter out the high fdrequency component of the High-Power Microwave signal except working frequency range signal, the second filter
Wave circuit is used for the low frequency signal filtered out except working frequency range signal, and thunder and lightning suppression circuit is for thunder-strike current of releasing.The thunder
Electricity and UWB high power microwave integrated protection circuit believe High-Power Microwave by the first filter circuit and the second filter circuit
Number effectively inhibited, while being released by thunder and lightning suppression circuit to thunder-strike current, is provided simultaneously with to ultra-wideband high power
The safeguard function of microwave and thunder and lightning.
Those skilled in the art will readily occur to its of the disclosure after considering specification and practicing disclosure disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following
Claim is pointed out.
Claims (10)
1. a kind of thunder and lightning and UWB high power microwave integrated protection circuit, which is characterized in that the thunder and lightning and ultra wide band Gao Gong
Rate microwave integrated protection circuit includes: the first filter circuit, the second filter circuit and thunder and lightning suppression circuit；
The input terminal of first filter circuit is connect with signal input part, the output end of first filter circuit and described the
The input terminal of two filter circuits connects, and the input terminal of the output end of second filter circuit and the thunder and lightning suppression circuit connects
It connects, the output end of the thunder and lightning suppression circuit is connect with signal output end；
First filter circuit is used to filter out the high fdrequency component of High-Power Microwave signal except working frequency range signal, and described the
Two filter circuits are used for the low frequency signal filtered out except the working frequency range signal, and the thunder and lightning suppression circuit is for thunder of releasing
Hit electric current.
2. thunder and lightning according to claim 1 and UWB high power microwave integrated protection circuit, which is characterized in that described
One filter circuit includes: the first inductance and first capacitor；
The first end of first inductance is connect with first signal input part, the second end of first inductance and described the
The first end of one capacitor connects, the second end ground connection of second capacitor.
3. thunder and lightning according to claim 1 and UWB high power microwave integrated protection circuit, which is characterized in that described
Two filter circuits include: the second capacitor, third capacitor, the 4th capacitor and common mode inductance；
The first end of the common mode inductance is connect with the output end of the first filter circuit, the second end of the common mode inductance with it is described
The first end of second capacitor connects, the second end ground connection of second capacitor, the third end of the common mode inductance and described second
Signal input part connection, the 4th end of the common mode inductance are connect with the first end of third capacitor, and the second of the third capacitor
End ground connection, the first end of the 4th capacitor connect with the first end of second capacitor, the second end of the 4th capacitor and
The second end of the third capacitor connects.
4. thunder and lightning according to claim 1 and UWB high power microwave integrated protection circuit, which is characterized in that the thunder
Electric suppression circuit includes: the first Transient Suppression Diode and the second Transient Suppression Diode；
The first end of first Transient Suppression Diode is connect with the first end of the 4th capacitor, and first transient state inhibits
The second end of diode is grounded, and the first end of second Transient Suppression Diode is connect with the second end of the 4th capacitor,
The second end of second Transient Suppression Diode is grounded.
5. thunder and lightning according to claim 4 and UWB high power microwave integrated protection circuit, which is characterized in that the thunder
Electric suppression circuit further include: the second inductance；
The first end of second inductance is connect with the first end of first Transient Suppression Diode, and the of second inductance
Two ends ground connection.
6. thunder and lightning according to claim 5 and UWB high power microwave integrated protection circuit, which is characterized in that described
The length of two inductance is a quarter of the wavelength of normal working frequency range signal.
7. thunder and lightning according to claim 4 and UWB high power microwave integrated protection circuit, which is characterized in that the thunder
Electric suppression circuit further include: varistor；
The first end of the varistor is connect with the first end of first Transient Suppression Diode, and the of the varistor
Two ends ground connection.
8. thunder and lightning according to claim 4 and UWB high power microwave integrated protection circuit, which is characterized in that the thunder
Electric suppression circuit further include: gas-discharge tube；
The first end of the gas-discharge tube is connect with the first end of first Transient Suppression Diode, the gas-discharge tube
Second end ground connection.
9. thunder and lightning according to claim 1 and UWB high power microwave integrated protection circuit, which is characterized in that described
One filter circuit is active filter or passive filter.
10. thunder and lightning according to claim 1 and UWB high power microwave integrated protection circuit, which is characterized in that described
Second filter circuit is bandstop filter or common mode differential mode filter circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811565089.0A CN110233473B (en) | 2018-12-20 | 2018-12-20 | Thunder and lightning and ultra-wideband high-power microwave comprehensive protection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811565089.0A CN110233473B (en) | 2018-12-20 | 2018-12-20 | Thunder and lightning and ultra-wideband high-power microwave comprehensive protection circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110233473A true CN110233473A (en) | 2019-09-13 |
| CN110233473B CN110233473B (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811565089.0A Active CN110233473B (en) | 2018-12-20 | 2018-12-20 | Thunder and lightning and ultra-wideband high-power microwave comprehensive protection circuit |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556804A (en) * | 2019-09-26 | 2019-12-10 | 深圳市速联技术有限公司 | Radio frequency coaxial strong transient electromagnetic pulse comprehensive protection device |
| CN111030069A (en) * | 2019-12-06 | 2020-04-17 | 北京京航计算通讯研究所 | Radio frequency front end electromagnetic pulse protection method |
| CN111049120A (en) * | 2019-12-06 | 2020-04-21 | 北京京航计算通讯研究所 | Radio frequency front end electromagnetic pulse protection module |
| CN111934299A (en) * | 2020-09-21 | 2020-11-13 | 中国电子科技网络信息安全有限公司 | Miniaturized high-power microwave protection device |
| CN113438034A (en) * | 2021-06-15 | 2021-09-24 | 深圳市速联技术有限公司 | Filtering type strong transient electromagnetic pulse protection structure |
| CN115102147A (en) * | 2022-08-25 | 2022-09-23 | 成都四维智慧电子科技有限公司 | High-power microwave protection device with broadband low insertion loss and high power capacity |
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| CN1851996A (en) * | 2005-10-18 | 2006-10-25 | 华为技术有限公司 | Siganl thunder-proof device |
| CN207426969U (en) * | 2017-07-17 | 2018-05-29 | 南京华士电子科技有限公司 | A kind of highly reliable EMI processing circuit |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1851996A (en) * | 2005-10-18 | 2006-10-25 | 华为技术有限公司 | Siganl thunder-proof device |
| CN207426969U (en) * | 2017-07-17 | 2018-05-29 | 南京华士电子科技有限公司 | A kind of highly reliable EMI processing circuit |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556804A (en) * | 2019-09-26 | 2019-12-10 | 深圳市速联技术有限公司 | Radio frequency coaxial strong transient electromagnetic pulse comprehensive protection device |
| CN111030069A (en) * | 2019-12-06 | 2020-04-17 | 北京京航计算通讯研究所 | Radio frequency front end electromagnetic pulse protection method |
| CN111049120A (en) * | 2019-12-06 | 2020-04-21 | 北京京航计算通讯研究所 | Radio frequency front end electromagnetic pulse protection module |
| CN111934299A (en) * | 2020-09-21 | 2020-11-13 | 中国电子科技网络信息安全有限公司 | Miniaturized high-power microwave protection device |
| CN111934299B (en) * | 2020-09-21 | 2021-02-09 | 中国电子科技网络信息安全有限公司 | Miniaturized high-power microwave protection device |
| CN113438034A (en) * | 2021-06-15 | 2021-09-24 | 深圳市速联技术有限公司 | Filtering type strong transient electromagnetic pulse protection structure |
| CN115102147A (en) * | 2022-08-25 | 2022-09-23 | 成都四维智慧电子科技有限公司 | High-power microwave protection device with broadband low insertion loss and high power capacity |
| CN115102147B (en) * | 2022-08-25 | 2023-03-14 | 成都四维智慧电子科技有限公司 | High-power microwave protection device with broadband low insertion loss and high power capacity |
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| Publication number | Publication date |
|---|---|
| CN110233473B (en) | 2021-11-30 |
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Effective date of registration: 20211214 Address after: 710075 building B4, civil military integration industrial park, 176 Biyuan 2nd Road, high tech Zone, Xi'an City, Shaanxi Province Patentee after: XI'AN AIRBORNE ELECTROMAGNETIC TECHNOLOGY Co.,Ltd. Address before: 710075 East 1st floor, No.35 zhangbaxi Road, high tech Zone, Xi'an City, Shaanxi Province Patentee before: Xiong Xiu |