CN105406191B - The adjustment method and device of array antenna feeding network - Google Patents
The adjustment method and device of array antenna feeding network Download PDFInfo
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- CN105406191B CN105406191B CN201510908182.7A CN201510908182A CN105406191B CN 105406191 B CN105406191 B CN 105406191B CN 201510908182 A CN201510908182 A CN 201510908182A CN 105406191 B CN105406191 B CN 105406191B
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Abstract
The invention discloses the adjustment methods and device of a kind of array antenna feeding network.Wherein, this method comprises: calculating separately the value of each adjustable variables according to the phase of the phase tolerance between preset adjacent cells and adjacent cells in array antenna feeding network；The antenna position of the fulcrum corresponded between adjacent cells or adjacent binding unit in array antenna feeding network is adjusted according to the value of calculated adjustable variables, is debugged with the phase to array antenna feeding network.The present invention solves in the prior art in feeding network debugging due to debugging standing-wave ratio repeatedly and the technical issues of phase leads to debugging process time-consuming.
Description
Technical field
The present invention relates to feeding network field, a kind of adjustment method in particular to array antenna feeding network and
Device.
Background technique
For array antenna, feeding network is wherein one of important component, to the phase of array antenna feeding network
The debugging efforts of position and amplitude are very complicated time-consuming.For micro-strip array antenna, traditional design method is first to design
Good entire feeding network is debugging phase after adjusting standing-wave ratio.
Since some parameters of antenna when debugging phase can change, at this moment just need to the ginseng for variation
Number is to be adjusted phase.Conventional method is to change the structure of feeding network, i.e., using the length, that is, U-shaped knot for lengthening transmission line
Structure adjusts the phase of feeding network, as shown in Figure 1.This method be to sacrifice standing-wave ratio as cost, caused by consequence be
After phase adjustment is good, the standing-wave ratio of feeding network can become very poor again.Therefore, standing wave must be debugged again.So weight
Polyphony tries standing-wave ratio and phase, causes the debugging to feeding network cumbersome, time-consuming.
For above-mentioned problem, currently no effective solution has been proposed.
Summary of the invention
The embodiment of the invention provides the adjustment methods and device of a kind of array antenna feeding network, existing at least to solve
Due to debugging standing-wave ratio repeatedly and the technical issues of phase leads to debugging process time-consuming in feeding network debugging in technology.
According to an aspect of an embodiment of the present invention, a kind of adjustment method of array antenna feeding network is provided, it is described
Array antenna feeding network uses coplanar microstrip feed structures in parallel, every layer of feeding network in the array antenna feeding network
On be provided with one or more adjustable variables, the adjustable variables are two adjacent cells of distance or adjacent binding unit
The offset of geometric center has antenna fulcrum, wherein the tune between described two adjacent cells or adjacent binding unit
Method for testing include: according between preset adjacent cells phase tolerance and the array antenna feeding network in adjacent cells
Phase calculates separately the value of each adjustable variables；According to the value of calculated adjustable variables to the array antenna
The antenna position of the fulcrum corresponded between adjacent cells or adjacent binding unit in feeding network is adjusted, to the array
The phase of antenna feeding network is debugged.
Further, according between preset adjacent cells phase tolerance and the array antenna feeding network in it is adjacent
The value that the phase of unit calculates separately each adjustable variables includes: to be calculated in the array antenna feeding network one by one
The value of the adjustable variables；It is adjacent to being corresponded in the array antenna feeding network according to the value of calculated adjustable variables
It includes: value according to calculated adjustable variables that antenna position of the fulcrum between unit or adjacent binding unit, which is adjusted,
The antenna position of the fulcrum between corresponding adjacent cells or adjacent binding unit is adjusted one by one.
Further, corresponding adjacent cells or adjacent binding are being adjusted one by one according to the value of calculated adjustable variables
After antenna position of the fulcrum between unit, the adjustment method further include: judge the phase of the array antenna feeding network
Whether target zone is reached；When judging the not up to target zone, the array antenna transmission network is calculated one by one again
The value of adjustable variables described in network, and adjust corresponding adjacent cells or phase one by one according to the value of calculated adjustable variables
Antenna position of the fulcrum between neighbour's binding unit.
Further, according between preset adjacent cells phase tolerance and the array antenna feeding network in it is adjacent
The value that the phase of unit calculates separately each adjustable variables includes: by the adjustable variables between adjacent binding unit
With the adjustable variables in one of binding unit between unit as one group of adjacent bed variable；Each group of adjacent bed is calculated by group to become
The value of each variable in amount；According to the value of calculated adjustable variables to corresponding to adjacent cells in the array antenna feeding network
Or it includes: according to each of calculated each group of adjacent bed variable that the antenna position of the fulcrum between adjacent binding unit, which is adjusted,
The value of variable adjusts the antenna position of the fulcrum between corresponding adjacent cells or adjacent binding unit by group.
Further, according between preset adjacent cells phase tolerance and the array antenna feeding network in it is adjacent
The value that the phase of unit calculates separately each adjustable variables includes: to every layer of feedback on the array antenna feeding network
Electric network successively calculates the value of each adjustable variables in same layer feeding network；According to the value of calculated adjustable variables to institute
It states the antenna position of the fulcrum corresponded between adjacent cells or adjacent binding unit in array antenna feeding network and is adjusted packet
It includes: successively being adjusted between corresponding adjacent cells or adjacent binding unit according to the value of the calculated adjustable variables of each layer
Antenna position of the fulcrum.
Further, the adjustment method is identical array antenna feeding network for debugging initial phase.
Further, the initial position of the antenna fulcrum between the adjacent cells or adjacent binding unit is the phase
The geometric center of adjacent unit or adjacent binding unit.
According to another aspect of an embodiment of the present invention, a kind of debugging apparatus of array antenna feeding network, institute are additionally provided
It states array antenna feeding network and uses coplanar microstrip feed structures in parallel, every layer of transmission network in the array antenna feeding network
One or more adjustable variables are provided on network, the adjustable variables are that two adjacent cells of distance or adjacent binding are single
The offset of first geometric center has antenna fulcrum, wherein described between described two adjacent cells or adjacent binding unit
Debugging apparatus includes: computing unit, for according to the phase tolerance and array antenna feed between preset adjacent cells
The phase of adjacent cells calculates separately the value of each adjustable variables in network；Debugging unit is calculated for basis
Adjustable variables value to corresponded in the array antenna feeding network adjacent cells or it is adjacent binding unit between day
Line position of the fulcrum is adjusted, and is debugged with the phase to the array antenna feeding network.
Further, the computing unit includes: the first computing module, for calculating the array antenna transmission network one by one
The value of adjustable variables described in network；The debugging unit includes: the first debugging module, for according to calculated adjustable change
The value of amount adjusts the antenna position of the fulcrum between corresponding adjacent cells or adjacent binding unit one by one.
Further, the debugging apparatus further include: judging unit, in the value according to calculated adjustable variables
After adjusting the antenna position of the fulcrum between corresponding adjacent cells or adjacent binding unit one by one, the array antenna feedback is judged
Whether the phase of electric network reaches target zone, wherein when judging the not up to target zone, calculates institute one by one again
The value of adjustable variables described in array antenna feeding network is stated, and is adjusted one by one according to the value of calculated adjustable variables pair
Answer the antenna position of the fulcrum between adjacent cells or adjacent binding unit.
Further, the computing unit comprises determining that module, for by it is adjacent binding unit between adjustable variables
With the adjustable variables in one of binding unit between unit as one group of adjacent bed variable；Second computing module, for by
Group calculates the value of each variable in each group of adjacent bed variable；The debugging unit includes: the second debugging module, is calculated for basis
The value of each variable of each group of adjacent bed variable adjust the antenna branch between corresponding adjacent cells or adjacent binding unit by group
Point position.
Further, the computing unit includes: third computing module, for every on the array antenna feeding network
Layer feeding network successively calculates the value of each adjustable variables in same layer feeding network；The debugging unit includes: third debugging
Module, for successively adjusting corresponding adjacent cells or adjacent binding unit according to the value of the calculated adjustable variables of each layer
Between antenna position of the fulcrum.
Further, the debugging apparatus is identical array antenna feeding network for debugging initial phase.
Further, the initial position of the antenna fulcrum between the adjacent cells or adjacent binding unit is the phase
The geometric center of adjacent unit or adjacent binding unit.
According to embodiments of the present invention, by default setting adjustable variables, according to the phase between preset adjacent cells
The phase of adjacent cells calculates separately the value of each adjustable variables in tolerance and array antenna feeding network, according to calculating
Adjustable variables value to corresponded in array antenna feeding network adjacent cells or it is adjacent binding unit between antenna branch
Point position is adjusted, and is debugged with the phase to array antenna feeding network.Since the object of adjusting is antenna fulcrum
Position, and the structure of array antenna feeding network is had not been changed, so that antenna will not be changed during phase is adjusted
Standing-wave ratio, reduce debugging process, solve in the prior art feeding network debugging in due to debug repeatedly standing-wave ratio and
The technical issues of phase leads to debugging process time-consuming, it is time-consuming to reduce debugging.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of schematic diagram of array antenna feeding network according to prior art；
Fig. 2 is a kind of schematic diagram of optional array antenna feeding network according to an embodiment of the present invention；
Fig. 3 is the flow chart of the adjustment method of array antenna feeding network according to an embodiment of the present invention；
Fig. 4 is the schematic diagram of the debugging apparatus of array antenna feeding network according to an embodiment of the present invention.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work
It encloses.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
According to embodiments of the present invention, a kind of embodiment of the method for the adjustment method of array antenna feeding network is provided, is needed
It is noted that step shown in the flowchart of the accompanying drawings can be in the computer system of such as a group of computer-executable instructions
Middle execution, although also, logical order is shown in flow charts, and it in some cases, can be to be different from herein
Sequence executes shown or described step.
Before introducing the adjustment method of array antenna feeding network of the embodiment of the present invention, the embodiment of the present invention is first introduced
Array antenna feeding network.
The array antenna feeding network of the embodiment of the present invention is using coplanar microstrip feed structures in parallel, array antenna feed
Be provided with one or more adjustable variables in network on every layer of feeding network, adjustable variables be two adjacent cells of distance or
The offset at the adjacent binding cell geometry center of person, has antenna fulcrum between two adjacent cells or adjacent binding unit.
Adjacent cells are adjacent antenna element, and binding unit is the unit by mutiple antennas unit as a whole, adjacent bundle
Tying up unit is two adjacent binding units.
A kind of optional array antenna feeding network of the embodiment of the present invention is as shown in Fig. 2, the array antenna feeding network
For the feeding network of 6 units, wherein P1, P2, P3, P4, P5, P6 indicate antenna element, totally 6 units.A1,A2,A3,B2,
C3 is offset, i.e. adjustable variables, and fulcrum 1 indicates the antenna fulcrum between antenna element P1 and antenna element P2, fulcrum 2
Indicate the antenna branch for bundling P1, P2, P3, P4 between unit and P5 and P6 the binding unit adjacent as one as one
Point, other antenna fulcrums are similarly.Due to being influenced by magnetic distribution, microstrip line geometric center is not necessarily magnetic distribution
Center.The benefit of reserved adjustable variables is: after adjusting the standing-wave ratio of antenna, not needing again when adjusting the phase of antenna
Variation in structure is carried out to the feeding network of antenna, only need to finely tune this variable of Offset to adjust the position of antenna fulcrum,
Desired phase value can be reached.This saves the considerable time to the artificial debugging work of antenna.
Fig. 3 is the flow chart of the adjustment method of array antenna feeding network according to an embodiment of the present invention, as shown in figure 3,
This method comprises the following steps:
Step S102, according between preset adjacent cells phase tolerance and array antenna feeding network in adjacent cells
Phase calculate separately the value of each adjustable variables.
Step S104, according to the value of calculated adjustable variables to corresponded in array antenna feeding network adjacent cells or
Antenna position of the fulcrum between the adjacent binding unit of person is adjusted, and is debugged with the phase to array antenna feeding network.
Phase tolerance between adjacent cells can be indicated with D, as D=0, illustrate that the phase of feeding network is same phase
's.It is to debug the feeding network containing electric slope angle as D ≠ 0.In the embodiment of the present invention, between preset adjacent cells
The phase difference to be met between adjacent antenna element in the array antenna feeding network that phase tolerance is debugged for needs.?
Know the feelings of the phase of adjacent cells in phase tolerance and the current array antenna feeding network to be debugged between adjacent cells
Under condition, it can calculate to antenna element phase adjusted amount.
In the present embodiment, due to being provided with adjustable variables at each antenna fulcrum, by being calculated among the above
Phase adjusted amount, the value of adjustable variables that conversion twin aerial fulcrum is adjusted recycles calculated adjustable change
The value of amount is adjusted corresponding antenna fulcrum, is adjusted with the phase to corresponding antenna element, meets it default
Adjacent cells between phase tolerance.
According to embodiments of the present invention, by default setting adjustable variables, according to the phase between preset adjacent cells
The phase of adjacent cells calculates separately the value of each adjustable variables in tolerance and array antenna feeding network, according to calculating
Adjustable variables value to corresponded in array antenna feeding network adjacent cells or it is adjacent binding unit between antenna branch
Point position is adjusted, and is debugged with the phase to array antenna feeding network.Since the object of adjusting is antenna fulcrum
Position, and the structure of array antenna feeding network is had not been changed, so that antenna will not be changed during phase is adjusted
Standing-wave ratio, reduce debugging process, solve in the prior art feeding network debugging in due to debug repeatedly standing-wave ratio and
The technical issues of phase leads to debugging process time-consuming, it is time-consuming to reduce debugging.
Preferably, adjacent cells or it is adjacent binding unit between antenna fulcrum initial position be adjacent cells or
The geometric center of adjacent binding unit.When in the geometry that the initial position of antenna fulcrum is adjacent cells or adjacent binding unit
When the heart, after the value of adjustable variables is calculated, antenna fulcrum can be moved to the value of adjustable variables from initial position
Corresponding length, to realize phase adjusted.And when the initial position when antenna fulcrum is not adjacent cells or adjacent binding
When the geometric center of unit, then needs first to calculate the offset that initial position deviates cluster center, then have the offset and above-mentioned
The value of adjustable variables adjusts antenna fulcrum together.
Preferably, according to the phase tolerance between preset adjacent cells and adjacent cells in array antenna feeding network
The value that phase calculates separately each adjustable variables includes: adjustable variables in computing array antenna feeding network one by one
Value；According to the value of calculated adjustable variables to corresponding to adjacent cells or adjacent binding unit in array antenna feeding network
Between antenna position of the fulcrum to be adjusted include: to adjust corresponding adjacent cells one by one according to the values of calculated adjustable variables
Or the antenna position of the fulcrum between adjacent binding unit.
In the present embodiment, by the way of the debugging of antenna fulcrum one by one, specifically, it can be calculated one by one according to preset rules
The value of adjustable variables is adjusted corresponding antenna fulcrum, then calculate after the value for calculating an adjustable variables
The value of next adjustable variables, in this way until by the phase modulation of array antenna feeding network to meeting the requirements.
Array antenna feeding network as shown in Figure 2 can calculate these according to the sequence of A1, B1, A2, C3, A3 one by one
The value of adjustable variables, wherein after calculating A1, then fulcrum 1 is debugged, then calculate B1.It specifically includes:
Step 1: calculating A1,
P11=P10-A1
P21=P20+A1
P31=P30
P41=P40
P51=P50
P61=P60
Step 2: calculating B2,
P12=P11-B2
P22=P21-B2
P32=P31+B2
P42=P41+B2
P52=P51
P62=P61
Step 3: calculating A2,
P13=P12-A2
P23=P22-A2
P33=P32-A2
P43=P42+A2
P53=P52
P63=P62
Step 4: calculating C3,
P14=P13-C3
P24=P23-C3
P34=P33-C3
P44=P43-C3
P54=P53+C3
P64=P63+C3
Step 5: calculating A3,
P15=P14-A3
P25=P24-A3
P35=P34-A3
P45=P44-A3
P55=P54-A3
P65=P64+A3
(0,1,2,3,4,5 minute mark of subscript on P1 to P5) indicates initial value, first time debugging result, second to above-mentioned letter
Secondary debugging result, third time debugging result, the 4th debugging result, the 5th debugging result.Wherein, full when debugging for the first time
Sufficient P21-P11=D meets P3 when debugging for the second time2-P22=D ....
It should be noted that since D refers to the phase tolerance between adjacent cells, and A1, B1, A2, C3, A3 then indicate inclined
Shifting amount belongs to different dimensions.Due to having corresponding relationship between the relative position between phase and antenna element, in order to more square
Just it describes above-described embodiment, in the embodiment of the present invention, is indicated using above-mentioned different dimension as identical dimension, but its
Specific calculating process is not simple addition and subtraction numerically, and subsequent illustration similarly, will not be described in great detail.
For above-described embodiment, theoretically need to debug 5 completions, it is contemplated that the problem of actual conditions will appear,
So having debugged for 5 times substantially impossible.
In addition, this method has the disadvantage that after mixing up the value of A1, B2, ensure that
P21-P11=D
P32-P22=D
But when debugging A2, although ensure that P43-P33=D, but the value of P2, P3 can also change, it cannot be guaranteed that
P33-P23=D, in this way must be in the value of debugging B2, and repeatedly, comparatively laborious, workload also increases.
Therefore, for the embodiment of the present invention after the position for having debugged all antenna fulcrums, debugging result is sentenced in increase
Disconnected process.Specifically, corresponding adjacent cells or adjacent binding list are being adjusted one by one according to the value of calculated adjustable variables
After antenna position of the fulcrum between member, adjustment method further include: judge whether the phase of array antenna feeding network reaches mesh
Mark range；When judging miss the mark range, again one by one in computing array antenna feeding network adjustable variables value,
And adjust the antenna branch between corresponding adjacent cells or adjacent binding unit one by one according to the value of calculated adjustable variables
Point position.
Target zone be array antenna feeding network the range that meets the requirements of phase.After debugging one time,
Judge whether the phase of array antenna feeding network reaches target zone, when reaching target zone, then terminates to debug, conversely,
The value of adjustable variables is then recalculated, and debugs corresponding antenna position of the fulcrum.In this way, guaranteeing that final debugging result satisfaction is wanted
It asks.
Preferably, according to the phase tolerance between preset adjacent cells and adjacent cells in array antenna feeding network
The value that phase calculates separately each adjustable variables includes: by the adjacent adjustable variables bundled between unit and one of them
The adjustable variables in unit between unit are bundled as one group of adjacent bed variable；Each variable in each group of adjacent bed variable is calculated by group
Value；It is single to adjacent cells or adjacent binding is corresponded in array antenna feeding network according to the value of calculated adjustable variables
It includes: to be adjusted by group according to the value of each variable of calculated each group of adjacent bed variable that antenna position of the fulcrum between member, which is adjusted,
Antenna position of the fulcrum between whole corresponding adjacent cells or adjacent binding unit.
As shown in Figure 2, wherein B2 and A2 is one group of adjacent bed variable, and A3 and C3 are one group of adjacent bed variable, calculates one group every time
Then adjacent bed variable is respectively adjusted the position of the corresponding antenna fulcrum of adjustable variables each in adjacent bed variable, to adjust
The phase for saving array antenna feeding network, to reduce adjusting number.As shown in Fig. 2, can first calculate adjustable variables A1's
Value, then adjacent bed variable is calculated by group, reach reduction debugging number, and then reduce the purpose of debug time.Specific calculating process packet
It includes:
Step 1: calculating A1,
P11=P10-A1
P21=P20+A1
P31=P30
P41=P40
P51=P50
P61=P60
As available from the above equation:
By the A1 value obtained bring into above formula carry out debugging emulation, it is obtaining the result is that:
P21-P11=D
Step 2: calculating A2 and B2,
P12=P11-B2
P22=P21-B2
P32=P31+B2-A2
P42=P41+B2+A2
P52=P51
P62=P61
As available from the above equation:
By A2, B2 value obtained bring into above formula carry out debugging emulation, it is obtaining the result is that:
P22-P12=D
P32-P22=D
P42-P32=D
Step 3: calculating the value of C3 and A3,
P13=P12-C3
P23=P22-C3
P33=P32-C3
P43=P42-C3
P53=P52+C3-A3
P63=P62+C3+A3
It is obtained by above formula
By C3, A3 value obtained bring into above formula carry out debugging emulation, it is obtaining the result is that:
P23-P13=D
P33-P23=D
P43-P33=D
P53-P43=D
P63-P53=D
So far, debugging efforts are completed.This method is simply time saving, workload is small.
Preferably, according to the phase tolerance between preset adjacent cells and adjacent cells in array antenna feeding network
The value that phase calculates separately each adjustable variables includes: successively to calculate every layer of feeding network on array antenna feeding network
The value of each adjustable variables in same layer feeding network；According to the value of calculated adjustable variables to array antenna feeding network
It includes: to be calculated according to each layer that antenna position of the fulcrum between middle corresponding adjacent cells or adjacent binding unit, which is adjusted,
The values of adjustable variables successively adjust the antenna position of the fulcrum between corresponding adjacent cells or adjacent binding unit.
In the embodiment of the present invention, array antenna feeding network is layered according to antenna structure, as shown in Fig. 2, A1, A2
It is one layer with antenna fulcrum corresponding to A3, the corresponding antenna fulcrum of B2 is one layer, and the corresponding antenna fulcrum of C3 is one layer.Into
It when row debugging, can successively be debugged, i.e., first calculate the value of A1, A2 and A3, in the value for calculating B2, finally calculate the value of C3.
In this way by the successively debugging to array antenna feeding network, equally reduces debugging number, reduce debug time.
Specifically debugging process includes:
Step 1: calculating A1, A2, A3,
P11=P10-A1
P21=P20+A1
P31=P30-A2
P41=P40+A2
P51=P50-A3
P61=P60+A3
As available from the above equation:
By A1, A2, A3 value obtained bring into above formula carry out debugging emulation, it is obtaining the result is that:
P21-P11=D
P41-P31=D
P61-P51=D
Step 2: calculating B2,
P12=P11-B2
P22=P21-B2
P32=P31+B2
P42=P41+B2
P52=P51
P62=P61
As available from the above equation:
By the B2 value obtained bring into above formula carry out debugging emulation, it is obtaining the result is that:
P22-P12=D
P32-P22=D
P42-P32=D
P62-P52=D
Step 3: calculating the value of C3,
P13=P12-C3
P23=P22-C3
P33=P32-C3
P43=P42-C3
P53=P52+C3
P63=P62+C3
It obtains:
By the C3 value obtained bring into above formula carry out debugging emulation, it is obtaining the result is that:
P23-P13=D
P33-P23=D
P43-P33=D
P53-P43=D
P63-P53=D
Preferably, the adjustment method of the embodiment of the present invention is identical array antenna feeding network for debugging initial phase
When, effect can add obviously.
It should be noted that the adjustment method of the embodiment of the present invention is all suitable for transmission line, strip line, coaxial line etc., it can
To be also used for debugging not constant amplitude feeding network for debugging feeding network of the constant amplitude with phase.The adjustment method of the embodiment of the present invention
It is primarily adapted for use in the array antenna feeding network of unit number >=2.
The embodiment of the invention also provides a kind of debugging apparatus of array antenna feeding network, which can be used for
Execute the adjustment method of the array antenna feeding network of the embodiment of the present invention.As described in Figure 4, which includes debugging apparatus
It include: computing unit 10 and debugging unit 20.
Computing unit 10 be used for according between preset adjacent cells phase tolerance and array antenna feeding network in phase
The phase of adjacent unit calculates separately the value of each adjustable variables.
Debugging unit 20 is used for adjacent to corresponding in array antenna feeding network according to the value of calculated adjustable variables
Antenna position of the fulcrum between unit or adjacent binding unit is adjusted, and is carried out with the phase to array antenna feeding network
Debugging.
Phase tolerance between adjacent cells can be indicated with D, as D=0, illustrate that the phase of feeding network is same phase
's.It is to debug the feeding network containing electric slope angle as D ≠ 0.In the embodiment of the present invention, between preset adjacent cells
The phase difference to be met between adjacent antenna element in the array antenna feeding network that phase tolerance is debugged for needs.?
Know the feelings of the phase of adjacent cells in phase tolerance and the current array antenna feeding network to be debugged between adjacent cells
Under condition, it can calculate to antenna element phase adjusted amount.
In the present embodiment, due to being provided with adjustable variables at each antenna fulcrum, by being calculated among the above
Phase adjusted amount, the value of adjustable variables that conversion twin aerial fulcrum is adjusted recycles calculated adjustable change
The value of amount is adjusted corresponding antenna fulcrum, is adjusted with the phase to corresponding antenna element, meets it default
Adjacent cells between phase tolerance.
According to embodiments of the present invention, by default setting adjustable variables, according to the phase between preset adjacent cells
The phase of adjacent cells calculates separately the value of each adjustable variables in tolerance and array antenna feeding network, according to calculating
Adjustable variables value to corresponded in array antenna feeding network adjacent cells or it is adjacent binding unit between antenna branch
Point position is adjusted, and is debugged with the phase to array antenna feeding network.Since the object of adjusting is antenna fulcrum
Position, and the structure of array antenna feeding network is had not been changed, so that antenna will not be changed during phase is adjusted
Standing-wave ratio, reduce debugging process, solve in the prior art feeding network debugging in due to debug repeatedly standing-wave ratio and
The technical issues of phase leads to debugging process time-consuming, it is time-consuming to reduce debugging.
Preferably, adjacent cells or it is adjacent binding unit between antenna fulcrum initial position be adjacent cells or
The geometric center of adjacent binding unit.When in the geometry that the initial position of antenna fulcrum is adjacent cells or adjacent binding unit
When the heart, after the value of adjustable variables is calculated, antenna fulcrum can be moved to the value of adjustable variables from initial position
Corresponding length, to realize phase adjusted.And when the initial position when antenna fulcrum is not adjacent cells or adjacent binding
When the geometric center of unit, then need first to calculate the offset that initial position deviates cluster center, then by the offset and above-mentioned
The value of adjustable variables adjusts antenna fulcrum together.
Preferably, computing unit includes: the first computing module, for being adjusted in computing array antenna feeding network one by one
The value of variable；Debugging unit includes: the first debugging module, for adjusting correspondence one by one according to the value of calculated adjustable variables
Antenna position of the fulcrum between adjacent cells or adjacent binding unit.
In the present embodiment, by the way of the debugging of antenna fulcrum one by one, specifically, it can be calculated one by one according to preset rules
The value of adjustable variables is adjusted corresponding antenna fulcrum, then calculate after the value for calculating an adjustable variables
The value of next adjustable variables, in this way until by the phase modulation of array antenna feeding network to meeting the requirements.
Array antenna feeding network as shown in Figure 2 can calculate these according to the sequence of A1, B1, A2, C3, A3 one by one
The value of adjustable variables, wherein after calculating A1, then fulcrum 1 is debugged, then calculate B1.
For above-described embodiment, theoretically need to debug 5 completions, it is contemplated that the problem of actual conditions will appear,
So having debugged for 5 times substantially impossible.
In addition, this method has the disadvantage that after mixing up the value of A1, B2, ensure that
P21-P11=D
P32-P22=D
But when debugging A2, although ensure that P43-P33=D, but the value of P2, P3 can also change, it cannot be guaranteed that
P33-P23=D, in this way must be in the value of debugging B2, and repeatedly, comparatively laborious, workload also increases.
Therefore, for the embodiment of the present invention after the position for having debugged all antenna fulcrums, debugging result is sentenced in increase
Disconnected process.Specifically, debugging apparatus further include: judging unit, for being adjusted one by one according to the value of calculated adjustable variables
After antenna position of the fulcrum between whole corresponding adjacent cells or adjacent binding unit, the phase of array antenna feeding network is judged
Whether position reaches target zone, wherein when judging miss the mark range, computing array antenna feeding network one by one again
The value of middle adjustable variables, and adjust corresponding adjacent cells or adjacent binding one by one according to the value of calculated adjustable variables
Antenna position of the fulcrum between unit.
Target zone be array antenna feeding network the range that meets the requirements of phase.After debugging one time,
Judge whether the phase of array antenna feeding network reaches target zone, when reaching target zone, then terminates to debug, conversely,
The value of adjustable variables is then recalculated, and debugs corresponding antenna position of the fulcrum.In this way, guaranteeing that final debugging result satisfaction is wanted
It asks.
Preferably, computing unit comprises determining that module, for by the adjustable variables between adjacent binding unit and wherein
Adjustable variables in one binding unit between unit are as one group of adjacent bed variable；Second computing module, for calculating by group
The value of each variable in each group of adjacent bed variable；Debugging unit includes: the second debugging module, for adjacent according to calculated each group
The value of each variable of layer variable adjusts the antenna position of the fulcrum between corresponding adjacent cells or adjacent binding unit by group.
As shown in Figure 2, wherein B2 and A2 is one group of adjacent bed variable, and A3 and C3 are one group of adjacent bed variable, calculates one group every time
Then adjacent bed variable is respectively adjusted the position of the corresponding antenna fulcrum of adjustable variables each in adjacent bed variable, to adjust
The phase for saving array antenna feeding network, to reduce adjusting number.As shown in Fig. 2, can first calculate adjustable variables A1's
Value, then adjacent bed variable is calculated by group, reach reduction debugging number, and then reduce the purpose of debug time.
Preferably, computing unit includes: third computing module, for every layer of feeding network on array antenna feeding network
Successively calculate the value of each adjustable variables in same layer feeding network；Debugging unit includes: third debugging module, for according to every
The value of one layer of calculated adjustable variables successively adjusts the antenna fulcrum between corresponding adjacent cells or adjacent binding unit
Position.
In the embodiment of the present invention, array antenna feeding network is layered according to antenna structure, as shown in Fig. 2, A1, A2
It is one layer with antenna fulcrum corresponding to A3, the corresponding antenna fulcrum of B2 is one layer, and the corresponding antenna fulcrum of C3 is one layer.Into
It when row debugging, can successively be debugged, i.e., first calculate the value of A1, A2 and A3, in the value for calculating B2, finally calculate the value of C3.
In this way by the successively debugging to array antenna feeding network, equally reduces debugging number, reduce debug time.
Preferably, the debugging apparatus of the embodiment of the present invention is identical array antenna feeding network for debugging initial phase
When, effect can add obviously.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
In the above embodiment of the invention, it all emphasizes particularly on different fields to the description of each embodiment, does not have in some embodiment
The part of detailed description, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, Ke Yiwei
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of unit or module
It connects, can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can for personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes: that USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic or disk etc. be various to can store program code
Medium.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of adjustment method of array antenna feeding network, which is characterized in that the array antenna feeding network is using in parallel
Coplanar microstrip feed structures, be provided on every layer of feeding network in the array antenna feeding network one or more adjustable
Variable, the adjustable variables be two adjacent cells of distance or it is adjacent binding cell geometry center offset, described two
There is antenna fulcrum, wherein the adjustment method includes: between a adjacent cells or adjacent binding unit
According to the phase tolerance between preset adjacent cells and the phase of adjacent cells in the array antenna feeding network point
The value of each adjustable variables is not calculated；
According to the value of calculated adjustable variables to corresponding to adjacent cells or adjacent bundle in the array antenna feeding network
The antenna position of the fulcrum tied up between unit is adjusted, and is debugged with the phase to the array antenna feeding network；
Wherein, the adjacent cells or it is adjacent binding unit between antenna fulcrum initial position be the adjacent cells or
The geometric center of the adjacent binding unit of person；
Wherein, according to the phase of the phase tolerance between preset adjacent cells and adjacent cells in the array antenna feeding network
The value that position calculates separately each adjustable variables includes: by the adjustable variables and wherein one between adjacent binding unit
Adjustable variables in a binding unit between unit are as one group of adjacent bed variable；It calculates and respectively becomes in each group of adjacent bed variable by group
The value of amount；
According to the value of calculated adjustable variables to corresponding to adjacent cells or adjacent bundle in the array antenna feeding network
Tie up the antenna position of the fulcrum between unit and be adjusted include: according to the value of each variable of calculated each group of adjacent bed variable by
Group adjusts the antenna position of the fulcrum between corresponding adjacent cells or adjacent binding unit.
2. adjustment method according to claim 1, which is characterized in that
According to the phase tolerance between preset adjacent cells and the phase of adjacent cells in the array antenna feeding network point
The value for not calculating each adjustable variables includes: to calculate that change is adjusted described in the array antenna feeding network one by one
The value of amount；
According to the value of calculated adjustable variables to corresponding to adjacent cells or adjacent bundle in the array antenna feeding network
Tying up the antenna position of the fulcrum between unit and being adjusted includes: to adjust corresponding phase one by one according to the value of calculated adjustable variables
Antenna position of the fulcrum between adjacent unit or adjacent binding unit.
3. adjustment method according to claim 2, which is characterized in that according to the value of calculated adjustable variables one by one
After adjusting the antenna position of the fulcrum between corresponding adjacent cells or adjacent binding unit, the adjustment method further include:
Judge whether the phase of the array antenna feeding network reaches target zone；
When judging the not up to target zone, calculates and be adjusted described in the array antenna feeding network one by one again
The value of variable, and adjusted between corresponding adjacent cells or adjacent binding unit one by one according to the value of calculated adjustable variables
Antenna position of the fulcrum.
4. adjustment method according to claim 1, which is characterized in that
According to the phase tolerance between preset adjacent cells and the phase of adjacent cells in the array antenna feeding network point
The value for not calculating each adjustable variables includes: successively to count to every layer of feeding network on the array antenna feeding network
Calculate the value of each adjustable variables in same layer feeding network；
According to the value of calculated adjustable variables to corresponding to adjacent cells or adjacent bundle in the array antenna feeding network
Tying up the antenna position of the fulcrum between unit and being adjusted includes: successively to be adjusted according to the value of the calculated adjustable variables of each layer
Antenna position of the fulcrum between corresponding adjacent cells or adjacent binding unit.
5. adjustment method according to any one of claims 1 to 4, which is characterized in that the adjustment method is for debugging just
The identical array antenna feeding network of beginning phase.
6. a kind of debugging apparatus of array antenna feeding network, which is characterized in that the array antenna feeding network is using in parallel
Coplanar microstrip feed structures, be provided on every layer of feeding network in the array antenna feeding network one or more adjustable
Variable, the adjustable variables be two adjacent cells of distance or it is adjacent binding cell geometry center offset, described two
There is antenna fulcrum, wherein the debugging apparatus includes: between a adjacent cells or adjacent binding unit
Computing unit, for according between preset adjacent cells phase tolerance and the array antenna feeding network in it is adjacent
The phase of unit calculates separately the value of each adjustable variables；
Debugging unit, for according to the values of calculated adjustable variables to corresponding to adjacent list in the array antenna feeding network
It is first or it is adjacent binding unit between antenna position of the fulcrum be adjusted, with the phase to the array antenna feeding network into
Row debugging；
Wherein, the adjacent cells or it is adjacent binding unit between antenna fulcrum initial position be the adjacent cells or
The geometric center of the adjacent binding unit of person；
The computing unit comprises determining that module, for tying the adjustable variables between adjacent binding unit with one of
The adjustable variables in unit between unit are tied up as one group of adjacent bed variable；Second computing module, for calculating each group by group
The value of each variable in adjacent bed variable；The debugging unit includes: the second debugging module, for according to calculated each group of adjacent bed
The value of each variable of variable adjusts the antenna position of the fulcrum between corresponding adjacent cells or adjacent binding unit by group.
7. debugging apparatus according to claim 6, which is characterized in that
The computing unit includes: the first computing module, adjustable described in the array antenna feeding network for calculating one by one
Save the value of variable；
The debugging unit includes: the first debugging module, for adjusting correspondence one by one according to the value of calculated adjustable variables
Antenna position of the fulcrum between adjacent cells or adjacent binding unit.
8. debugging apparatus according to claim 6, which is characterized in that the debugging apparatus further include:
Judging unit, for adjusting corresponding adjacent cells or adjacent binding one by one according to the value of calculated adjustable variables
After antenna position of the fulcrum between unit, judge whether the phase of the array antenna feeding network reaches target zone,
In, when judging the not up to target zone, calculates and be adjusted described in the array antenna feeding network one by one again
The value of variable, and adjusted between corresponding adjacent cells or adjacent binding unit one by one according to the value of calculated adjustable variables
Antenna position of the fulcrum.
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| CN1471748A (en) * | 2000-10-27 | 2004-01-28 | 奥根公司 | Beam adjusting device |
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| US6791507B2 (en) * | 2003-02-13 | 2004-09-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Feed network for simultaneous generation of narrow and wide beams with a rotational-symmetric antenna |
| DE102005023090B4 (en) * | 2005-05-13 | 2009-04-09 | Grammer Ag | Device and method for suspension of a vehicle cabin by means of additional volumes |
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