CN106207344A - Road device is closed in a kind of two-band distribution - Google Patents
Road device is closed in a kind of two-band distribution Download PDFInfo
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- CN106207344A CN106207344A CN201610481970.7A CN201610481970A CN106207344A CN 106207344 A CN106207344 A CN 106207344A CN 201610481970 A CN201610481970 A CN 201610481970A CN 106207344 A CN106207344 A CN 106207344A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
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Abstract
For the deficiencies in the prior art, the present invention provides a kind of two-band distribution to close road device, including metal cover board and metal case.Four walls in metal case are respectively equipped with 1 sub-miniature A connector.Micro-strip plate it is provided with in metal case 9.Micro-strip plate is provided with capacitance, microwave diode, conduction band and resistance.By conduction band, capacitance, microwave diode, conduction band and resistance are linked together.And by conduction band, micro-strip plate is linked together with sub-miniature A connector.Advantages of the present invention is as follows: The present invention reduces the port that Digital Microwave assembly externally connects, and reduces the use of radio-frequency cable in radar or communication system, can improve the reliability of Digital Microwave assembly.
Description
Technical field
The invention belongs to microwave components technical field, be specifically related to microwave components and the design of test fixture, microwave components
Test system and system building, be specially a kind of two-band distribution and close road device.
Background technology
Along with progress and the development of science and technology, function is advanced, and the digital assembly of stable performance progressively instead of traditional solid-state
Assembly.Reduce the port that digital assembly externally connects, improve the reliability of assembly, be the problem compeling highly necessary to solve.Multichannel microwave
Signal can utilize the mixed transfer technology of microwave to reduce the external connectivity port of digital assembly, and this technology can make radar system
Or the saving high frequency cable of communication system, improve the stability of digital assembly.
Digital assembly design usually can use the microwave signals such as clock signal, local oscillation signal, reference signal.Digital assembly
Externally there is multiple high frequency cable in connectivity port.Present two microwave signal mixed transfer technology are the most ripe, substantial amounts of are used in
Among microwave components design；The application of this technology can reduce high frequency cable and use, and can save the processing cost of product, improves and produces
The competitiveness of product.But currently using common synthesizer to use as combiner, the conjunction road realizing two-band microwave signal passes
Defeated.It has the disadvantage in that the function singleness of 1. microwave frock modules, in-convenience in use.2. liang input cannot realize microwave
The isolation of signal, simultaneously cannot the direct current signal of isolation and amplifier input.3. the use of frock module can not take into account work frequency forging,
Circuit cannot realize coupling, reduces the quality of microwave signal transmission.
Summary of the invention
For above-mentioned deficiency, the present invention provides a kind of two-band distribution to close road dress, and concrete structure is as follows:
Road device is closed in a kind of two-band distribution, and including metal cover board 7 and metal case 9, described metal case 9 is opened for top
The rectangular block of mouth.Metal cover board 7 is assemblied in the top open part of metal case 9.Four walls in metal case 9 are respectively equipped with 1
Sub-miniature A connector 5.4 sub-miniature A connectors 5 are designated as respectively: PLOPort, P1Port, P2Port, PHOPort, wherein, PLOPort and PHOPort
Relatively, P1Port is positioned at PLOPort and PHOThe right side of port line, P2Port is positioned at PLOPort and PHOThe left side of port line.
Micro-strip plate it is provided with in metal case 9.Micro-strip plate is provided with capacitance 1, microwave diode 2, conduction band 4 and
Resistance 6.Concrete annexation is: by conduction band 4 by P2Port through 1 capacitance 1 respectively with 6,2 microwaves of 1 resistance
Diode 2 is connected.P is will be close to by conduction band 422 microwave diodes 2 of port respectively with PLOPort, PHOPort is connected.Logical
Cross conduction band 4 by P1Port is connected with 6,2 microwave diodes 2 of 1 resistance respectively through 1 capacitance 1.Will by conduction band 4
Near P12 microwave diodes 2 of port respectively with PLOPort, PHOPort is connected.P is will be close to by conduction band 42The electricity of port
Resistance 6 and close P1The resistance 6 of port is connected.
Furtherly, it is provided with 2 capacitances 1, is referred to as left side capacitance C successively2, right side capacitance C1.It is provided with 4
Individual microwave diode 2, is referred to as left side the first microwave diode V successively2, left side the second microwave diode V3, right side the first microwave two
Pole pipe V1, right side the second microwave diode V4.It is provided with 2 resistance 6, is referred to as left side resistance R successively2, right side resistance R1.It is provided with 9
Conduction band 4, referred to as left side the first conduction band, left side the second conduction band, left side the 3rd conduction band, left side the 4th conduction band, right side first are led successively
Band, right side the second conduction band, right side the 3rd conduction band, right side the 4th conduction band, middle part conduction band.Concrete annexation is:
P2Port sequentially passes through left side the 3rd conduction band, left side capacitance C2, left side the second conduction band, left side resistance R2, middle part
Conduction band, right side resistance R1, right side the second conduction band, right side capacitance C1, right side the 3rd conduction band, with P1Port is connected.Left side the
Two conduction bands respectively with left side the first microwave diode V2One end, left side the second microwave diode V3One end be connected.Left side the
One microwave diode V2The other end through left side the first conduction band and PLOPort is connected.Left side the second microwave diode V3Another
End is through left side the 4th conduction band and PHOPort is connected.Right side the second conduction band respectively with right side the first microwave diode V1One end,
Right side the second microwave diode V4One end be connected.Right side the first microwave diode V1The other end through right side the first conduction band with
PLOPort is connected.Right side the second microwave diode V4The other end through right side the 4th conduction band and PHOPort is connected.
The present invention is that the two-band asymmetric power distribution conjunction road microstrip circuit of strip lines configuration distributed constant is shown in Fig. 1.This
Invention is a two-band distribution mixed transfer device, and it has following two purposes: (i) realize the conjunction of two-way alien frequencies microwave signal
Road transfer function, it is possible to achieve PL0、PH0Two-way alien frequencies signal closes Lu Houcong port P1、P2The function of two-port output.(ii) realize
The distribution output function of two-way two-band microwave signal, it is possible to achieve PL0、PH0Two-way power signal can not be through this device simultaneously
Input microwave signal just can be from P1、P2Two-port balanced output signal.
The present invention designs two asymmetric strip lines configurations: 2 power distribution are closed road microstrip circuit and seen Fig. 2, wanting of microstrip line
Ask as follows:
1. left side the first conduction band, length L of right side the first conduction band microstrip line1Be frequency be 1GHZMicrowave signal wavelength X1's
1/4th i.e.: L1=λ1/ 4=7.25CM.
2. left side the 4th conduction band, length L of right side the 4th conduction band microstrip line2Be frequency be 2.5GHZMicrowave signal wavelength X2
1/4th i.e.: L2=λ2/ 4=3CM.
3. input port PH0Two microstrip lines on the left of the first conduction band, the angle of right side the first conduction band become the isoceles triangle of 120 °
Shape, input port PL0Two microstrip lines on the left of the 4th conduction band, right side the 4th conduction band also one-tenth lumbar triangle shape and other triangle altogether
Limit.The wavelength X of microwave signal is exactly light velocity V0Ratio with microwave signal frequency.
Function and the purposes of microwave device is described: road is closed in two-band distribution below in conjunction with microstrip circuit schematic diagram (Fig. 1)
Transmitting device input has 2 ports, exports 2 ports, microstrip circuit and the impedance Z of port0It is all 50 ohm load couplings.Figure
Middle resistance R1、R2It is two output ports and microstrip line absorbed power in the case of SLM Signal Label Mismatch, it is simply that ensure that a port occurs
Not affecting the normal work of another port in the case of mismatch, the resistance of two resistance is 100 ohm.Two output ports
Isolation=10log100+100=23dB.V in figure1、V2、V3、V4It is under 4 silica-based high-power microstrip type PIN diodes
Literary composition is called for short microwave diode, is characterized in encapsulating by micro-strip, and distributed constant is little, stable performance, can be operated in P-Ku100MHZ-
18GHZWave band.Its function is for microwave signal forward conduction, reverse isolation, logical high-frequency signal resistance direct current signal, thus micro-
The reverse isolation degree of ripple diode and forward loss are two key indexs.Design process can refer to according to the technology of device
Mark, utilizes formula below, the two index is calculated:
Formula 1:
Formula 2:
As long as finding the forward differential resistance Rs of microwave diode and reverse-biased under normal circumstances from the technical specification of device
Electric capacity Cr, calculates forward insertion loss and the reverse isolation degree of microwave diode according to two formula.Microwave diode is exactly
Ensure that this microstrip circuit forward transmits microwave signal, block the alien frequencies microwave signal that other microstrip circuit inversely transmits, be used for
The safety of protection microwave signal source, under normal circumstances, the forward loss of microwave diode is less than 0.2dB, and reverse isolation is greater than
In the whole bandwidth of operation of 12dB.C in figure1、C2Two capacitances be the electric capacity of 0.1uF be isolated DC signal, logical high-frequency microwave letter
Number.Microwave diode operationally, can the hundred other DC voltages of millivolt level be gone out along with detection, so with this electric capacity carry out every
From, prevent DC voltage from damaging microwave instrument or test device.
Concrete operation principle is: work as PL0Input a L or pattern-band microwave signal P01, then port P1、P2The merit of output
Rate P1=P2=0.5P01, when from port PH0Microwave signal P of one S-band of input02So port P1、P2The power of output is P1
=P2=0.5P02, both above situation is exactly the allotter of a two-band when being used alone.When two kinds of situations occur simultaneously,
Both P had been worked asL0Input a L or pattern-band microwave signal P01, port PH0Microwave signal P of one S-band of input02So port P1、
P2The power of output is P1=P2=0.5P01+0.5P02, at this moment this invention is exactly two-band combiner.One is had when the present invention uses
Individual restriction, PL0End can only input the microwave signal of P, L-band, PH0End can only input the microwave signal of S-band.
Advantages of the present invention is as follows:
The present invention reduces the port that Digital Microwave assembly externally connects, reduce radio-frequency cable in radar or communication system
Use, the reliability of Digital Microwave assembly can be improved.
The microstrip circuit of the present invention closes road device according to the operation principle of Wilkinson, design two-band distribution.The present invention
Two-way alien frequencies microwave signal can be realized 2 port outputs after micro-strip closes road, this device can also be as distribution simultaneously
Device uses, it is possible to achieve the microwave signal of two kinds of frequency ranges realizes the distribution of equilibrium, the present invention be combiner be also one double
Frequency allocation device.The present invention is the combiner of a dual output port, and the efficiency of transmission of microwave signal is high, for Digital Microwave group
One standby port can be provided for part and microwave test system, be greatly improved Digital Microwave assembly and test the stablizing of system
Property.It is particularly suitable for field testing system building and maintenance of equipment.
The present invention can realize two-way output behind the conjunction road of two-band microwave signal, is also a two-band distribution simultaneously
Device.This device belongs to passive device, and stable performance is easy to use.In addition this device has between input and four ports of output
There is the isolation features of direct current signal, have and prevent microwave instrument or device from being damaged by direct current signal.Particularly as follows:
The present invention is capable of, and realizes two-way alien frequencies alien frequencies in LP, S-band L-band 1-2GHz, S-band 2-4GHz bandwidth:
It it is exactly the microwave signal signal mixed transfer of any two-way different frequency between LP, S frequency band.LP, S can be realized simultaneously
Two wave bands, it is achieved the equilibrium assignment of microwave signal.It has the advantage that this device has allotter and two kinds of merits of combiner
Can, belong to passive device and be particluarly suitable in experimental site and test system using.It can realize Circuit Matching, makes input and output
Port realizes the isolation of microwave and direct current signal, increases the safety that microwave instrument uses.Will not deteriorate microwave signal spuious,
The advantage of the telecommunication index such as make an uproar mutually.The present invention can be used in the design of digital microwave assembly, test system building, test fixture
In the projects such as design.This device belongs to passive block stable performance, simple in construction, is easy to carry, has wide range of applications simultaneously
Feature.
Accompanying drawing explanation
Fig. 1 is capacitance 1 in the present invention, microwave diode 2, conduction band 4 and the schematic diagram of resistance 6 annexation.
Fig. 2 is the connection diagram of the conduction band 4 and micro-strip plate constituting micro-strip plate.
Fig. 3 is the schematic diagram of metal cover board 7.
Fig. 4 is will to connect between capacitance 1, microwave diode 2, conduction band 4, sub-miniature A connector 5, resistance 6 and metal case 9
Relation schematic diagram.
The schematic diagram that Fig. 5 is metal cover board 7 and metal case 9 is assembled together.
Detailed description of the invention
The present invention is further illustrated below in conjunction with the accompanying drawings.
Seeing Figure 4 and 5, a kind of two-band distribution closes road device, including metal cover board 7 and metal case 9, described metal
Box body 9 is open-topped rectangular block, as shown in Figure 3.Seeing Fig. 3 and 5, metal cover board 7 is assemblied in the top of metal case 9 and opens
At Kou, as shown in Figure 5.Seeing Fig. 4, four walls in metal case 9 are respectively equipped with 1 sub-miniature A connector 5.Seeing Fig. 1,4 SMA connect
5 are designated as respectively: PLOPort, P1Port, P2Port, PHOPort, wherein, PLOPort and PHOPort is relative, P1Port is positioned at PLO
Port and PHOThe right side of port line, P2Port is positioned at PLOPort and PHOThe left side of port line.
See Fig. 4, in metal case 9, be provided with micro-strip plate.Described micro-strip plate is rectangular slab.Micro-strip plate is provided with every directly
Electric capacity 1, microwave diode 2, conduction band 4 and resistance 6.Seeing Fig. 1,2 and 4, concrete annexation is:
By conduction band 4 by P2Port is connected with 6,2 microwave diodes 2 of 1 resistance respectively through 1 capacitance 1.
P is will be close to by conduction band 422 microwave diodes 2 of port respectively with PLOPort, PHOPort is connected.
By conduction band 4 by P1Port is connected with 6,2 microwave diodes 2 of 1 resistance respectively through 1 capacitance 1.
P is will be close to by conduction band 412 microwave diodes 2 of port respectively with PLOPort, PHOPort is connected.
P is will be close to by conduction band 42The resistance 6 of port and close P1The resistance 6 of port is connected.
See Fig. 1 and 4, furtherly, be provided with 2 capacitances 1, be referred to as left side capacitance C2, right side successively every directly
Electric capacity C1.
It is provided with 4 microwave diodes 2, is referred to as left side the first microwave diode V successively2, left side the second microwave diode V3、
Right side the first microwave diode V1, right side the second microwave diode V4。
It is provided with 2 resistance 6, is referred to as left side resistance R successively2, right side resistance R1。
It is provided with 9 conduction bands 4, is referred to as left side the first conduction band, left side the second conduction band, left side the 3rd conduction band, left side the 4th successively
Conduction band, right side the first conduction band, right side the second conduction band, right side the 3rd conduction band, right side the 4th conduction band, middle part conduction band, such as Fig. 1,2 and 4
Shown in.Concrete annexation is:
P2Port sequentially passes through left side the 3rd conduction band, left side capacitance C2, left side the second conduction band, left side resistance R2, middle part
Conduction band, right side resistance R1, right side the second conduction band, right side capacitance C1, right side the 3rd conduction band, with P1Port is connected.
Left side the second conduction band respectively with left side the first microwave diode V2One end, left side the second microwave diode V3One
End is connected.Left side the first microwave diode V2The other end through left side the first conduction band and PLOPort is connected.Left side second is micro-
Ripple diode V3The other end through left side the 4th conduction band and PHOPort is connected.
Right side the second conduction band respectively with right side the first microwave diode V1One end, right side the second microwave diode V4One
End is connected.Right side the first microwave diode V1The other end through right side the first conduction band and PLOPort is connected.Right side second is micro-
Ripple diode V4The other end through right side the 4th conduction band and PHOPort is connected.
See Fig. 1,2 and 4, furtherly, PLOPort and PHOPort conllinear.P1Port and P2Port conllinear.P1Port and P2
Line between port and PLOPort and PHOLine between port is mutually perpendicular to.
Furtherly, PLOPort and PHOLine between port and P1Port and P2Between port, the middle separated time of line is mutually overlapping
Close.
See Fig. 1,2 and 4, furtherly, left side capacitance C2, left side the first microwave diode V2, left side the second microwave
Diode V3, left side the first conduction band, left side the second conduction band, left side the 3rd conduction band, left side the 4th conduction band, left side resistance R2, with right side
Capacitance C1, right side the first microwave diode V1, right side the second microwave diode V4, right side the first conduction band, right side second lead
Band, right side the 3rd conduction band, right side the 4th conduction band, right side resistance R1, relative to PLOPort and PHOLine between port is symmetrical.
See Fig. 1,2 and 4, furtherly, left side the 3rd conduction band, left side capacitance C2, left side the second conduction band, left side electricity
Resistance R2, middle part conduction band, right side resistance R1, right side the second conduction band, right side capacitance C1, right side the 3rd conduction band be installed in P1End
Mouth and P2On line between port.
See Fig. 1,2 and 4, furtherly, left side the first conduction band, left side the second conduction band, left side the 3rd conduction band, left side
Four conduction bands, right side the first conduction band, right side the second conduction band, right side the 3rd conduction band, right side the 4th conduction band, middle part conduction band are straight line.
Furtherly, capacitance 1 is 50V-0.1uF.Microwave diode 2 is responsible for microwave signal forward conduction, reversely
Cut-off.The bandwidth of operation of microwave diode 2 is less than not less than 12dB, insertion loss not less than P-S wave band, reverse isolation degree
0.2dB.Resistance 6 is the microwave power resistance of 100 more than Ω.Pulling-out force between conduction band and micro-strip plate is not less than 15N.
Furtherly, the model of capacitance 1 is 0805.The model of resistance 6 is 81-7008TC-100-5.Conduction band with
Adhesion between micro-strip plate is not less than the adhesion of ground connection Copper Foil and micro-strip plate, and the standing wave of conduction band is less than 1.2.
Furtherly, by screw group 3, micro-strip plate is fixed in metal case 9, as shown in Figure 3.By sunk screw 8
Metal case 9 is linked together with metal cover board 7, as shown in Figure 5.
Furtherly, the present invention designs two asymmetric double frequency ranges micro-strip plate, strip lines configuration: road is closed in 2 power distribution
Microstrip circuit is shown in Fig. 1.2 100 ohmage R1、R2.17 M2.5*8 rustless steel cheese head screws, 17 M2.5 rustless steel spring washers,
17 M2.5 rustless steel plain cushions.4 microwave diodes, backward power input is had well by the microwave diode in the present invention
Buffer action, compared for the microwave diode of other producers, have selected the 2K626 microwave diode that Chengdu Ya Guangchang produces, should
Microwave diode is had bandwidth and can reach P Ku, can be reached 14dB, insertion damage by reverse isolation in formula computational theory
Consumption only 0.16dB, it is possible to meet requirement.2 a size of 0805 indexs are 50V 0.1uF capacitance C1、C2, this electric capacity be every
The hundred millivolts of superfine DC voltages produced when microwave diode works.
The use principle of the present invention: when the present invention is used as combiner: port PL0End input P or the microwave signal of L-band
P01, have 0.5P01Power is through microwave diode V1V4Microwave diode is reversely cut-off, is equivalent to open circuit for this microwave signal
From port P1Output, additionally 0.5P01Power is through microwave diode V2V3Microwave diode is reversely cut-off, believes for this microwave
Number be equivalent to open circuit from port P2Output.Port PH0Input S-band microwave signal, its operation principle is same as port PL0, at this
Not repeated description, then P1、P2The output theoretical value of port: P1=P2=0.5P01+P02.The present invention is used as allotter
Port PL0End input P or microwave signal P of L-band01Or port PH0Microwave signal P of input S-band02, then P1、P2Port
Output theoretical value: P1=P2=0.5P01Or P1=P2=0.5P02Annotation: as port P during allotterL0, port PH0
Can not work, time actually can there is a small amount of loss in circuit and microwave device, and the insertion loss of this device is less than simultaneously
0.3dB.Test input mouth P in usingL0、PH0There is 14dB isolation for high-frequency signal, this index is better than design
Index.Outfan P1、P2High-frequency signal is existed to the isolation of 23dB.The two index is to prevent reciprocal microwave signal
Damage to microwave instrument.All there is the isolation features of direct current signal, when a port seals in directly between four ports of the present invention
Cannot be transferred to the other three port during stream signal, this function is effectively protected microwave device or instrument exempts from direct current signal
Damage.
Claims (10)
1. two-band distribution closes a road device, including metal cover board (7) and metal case (9), it is characterised in that: at can
Four walls of body (9) are respectively equipped with 1 sub-miniature A connector (5)；4 sub-miniature A connectors (5) are designated as respectively: PLOPort, P1Port, P2Port,
PHOPort, wherein, PLOPort and PHOPort is relative, P1Port is positioned at PLOPort and PHOThe right side of port line, P2Port is positioned at
PLOPort and PHOThe left side of port line；
It is provided with micro-strip plate in metal case (9)；Micro-strip plate is provided with capacitance (1), microwave diode (2), conduction band
And resistance (6) (4)；Concrete annexation is:
By conduction band (4) by P2Port through 1 capacitance (1) respectively with 1 resistance (6), 2 microwave diode (2) phases
Even；
P is will be close to by conduction band (4)22 microwave diodes (2) of port respectively with PLOPort, PHOPort is connected；
By conduction band (4) by P1Port through 1 capacitance (1) respectively with 1 resistance (6), 2 microwave diode (2) phases
Even；
P is will be close to by conduction band (4)12 microwave diodes (2) of port respectively with PLOPort, PHOPort is connected；
P is will be close to by conduction band (4)2The resistance (6) of port and close P1The resistance (6) of port is connected.
Road device is closed in a kind of two-band distribution the most according to claim 1, it is characterised in that:
It is provided with 2 capacitances (1), is referred to as left side capacitance C successively2, right side capacitance C1；
It is provided with 4 microwave diodes (2), is referred to as left side the first microwave diode V successively2, left side the second microwave diode V3, right
Side the first microwave diode V1, right side the second microwave diode V4；
It is provided with 2 resistance (6), is referred to as left side resistance R successively2, right side resistance R1；
Being provided with 9 conduction bands (4), referred to as left side the first conduction band, left side the second conduction band, left side the 3rd conduction band, left side the 4th are led successively
Band, right side the first conduction band, right side the second conduction band, right side the 3rd conduction band, right side the 4th conduction band, middle part conduction band；Concrete annexation
For:
P2Port sequentially passes through left side the 3rd conduction band, left side capacitance C2, left side the second conduction band, left side resistance R2, middle part leads
Band, right side resistance R1, right side the second conduction band, right side capacitance C1, right side the 3rd conduction band, with P1Port is connected；
Left side the second conduction band respectively with left side the first microwave diode V2One end, left side the second microwave diode V3One end phase
Connect；Left side the first microwave diode V2The other end through left side the first conduction band and PLOPort is connected；Left side the second microwave two
Pole pipe V3The other end through left side the 4th conduction band and PHOPort is connected；
Right side the second conduction band respectively with one end, right side the second microwave diode V of right side the first microwave diode V14One end phase
Connect；The other end of right side the first microwave diode V1 is through right side the first conduction band and PLOPort is connected；Right side the second microwave two
Pole pipe V4The other end through right side the 4th conduction band and PHOPort is connected.
Road device is closed in a kind of two-band distribution the most according to claim 2, it is characterised in that: PLOPort and PHOPort is altogether
Line；P1Port and P2Port conllinear；P1Port and P2Line between port and PLOPort and PHOLine between port is the most vertical
Directly.
Road device is closed in a kind of two-band distribution the most according to claim 2, it is characterised in that: PLOPort and PHOBetween port
Line and P1Port and P2Between port, the middle separated time of line coincides.
Road device is closed in a kind of two-band distribution the most according to claim 2, it is characterised in that: left side capacitance C2, left side
First microwave diode V2, left side the second microwave diode V3, left side the first conduction band, left side the second conduction band, left side the 3rd conduction band,
Left side the 4th conduction band, left side resistance R2, with right side capacitance C1, right side the first microwave diode V1, the second microwave two pole, right side
Pipe V4, right side the first conduction band, right side the second conduction band, right side the 3rd conduction band, right side the 4th conduction band, right side resistance R1, relative to PLO
Port and PHOLine between port is symmetrical.
Road device is closed in a kind of two-band distribution the most according to claim 2, it is characterised in that: left side the 3rd conduction band, left side
Capacitance C2, left side the second conduction band, left side resistance R2, middle part conduction band, right side resistance R1, right side the second conduction band, right side is every straight electricity
Hold C1, right side the 3rd conduction band be installed in P1Port and P2On line between port.
Road device is closed in a kind of two-band distribution the most according to claim 2, it is characterised in that: left side the first conduction band, left side
Second conduction band, left side the 3rd conduction band, left side the 4th conduction band, right side the first conduction band, right side the second conduction band, right side the 3rd conduction band, the right side
Side the 4th conduction band, middle part conduction band are straight line.
Road device is closed in a kind of two-band distribution the most according to claim 2, it is characterised in that: capacitance (1) is 50V-
0.1uF；Microwave diode (2) is responsible for microwave signal forward conduction, is reversely ended；The bandwidth of operation of microwave diode (2) is not
Less than P-S wave band, reverse isolation degree not less than 12dB, insertion loss less than 0.2dB；Resistance (6) is the microwave merit of 100 more than Ω
Rate resistance；Pulling-out force between conduction band and micro-strip plate is not less than 15N.
Road device is closed in a kind of two-band distribution the most according to claim 2, it is characterised in that: the model of capacitance (1)
It is 0805；The model of resistance (6) is 81-7008TC-100-5；Adhesion between conduction band and micro-strip plate is not less than grounding copper
Paper tinsel and the adhesion of micro-strip plate, and the standing wave of conduction band is less than 1.2.
Road device is closed in a kind of two-band distribution the most according to claim 2, it is characterised in that: by screw group (3) by micro-
Band plate is fixed in metal case (9)；By sunk screw (8), metal case (9) is linked together with metal cover board (7).
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| CN201610481970.7A CN106207344B (en) | 2016-06-24 | 2016-06-24 | A kind of two-band distribution combining device |
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| CN201610481970.7A CN106207344B (en) | 2016-06-24 | 2016-06-24 | A kind of two-band distribution combining device |
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| CN106207344B CN106207344B (en) | 2019-03-19 |
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Cited By (1)
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| CN110247670A (en) * | 2019-07-16 | 2019-09-17 | 南京创吉信息科技有限公司 | A kind of co-shunt circuit structure of receiver output port |
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| CN104852109A (en) * | 2015-04-21 | 2015-08-19 | 中国电子科技集团公司第三十八研究所 | Double-circuit different-frequency signal combining output device and micro-strip board |
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| US20120139813A1 (en) * | 2009-06-18 | 2012-06-07 | Jaume Anguera | Wireless device providing operability for broadcast standards and method enabling such operability |
| CN202662766U (en) * | 2012-04-26 | 2013-01-09 | 安徽科瑞达通信科技有限公司 | Novel high-isolation low-intermodulation co-frequent combiner |
| CN202797636U (en) * | 2012-08-12 | 2013-03-13 | 江苏旭源科技有限公司 | Photovoltaic direct current power distribution cabinet adopting Boost circuits |
| CN104852109A (en) * | 2015-04-21 | 2015-08-19 | 中国电子科技集团公司第三十八研究所 | Double-circuit different-frequency signal combining output device and micro-strip board |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110247670A (en) * | 2019-07-16 | 2019-09-17 | 南京创吉信息科技有限公司 | A kind of co-shunt circuit structure of receiver output port |
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| CN106207344B (en) | 2019-03-19 |
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