CN101771197B - Method for determining order of cables and device therefor - Google Patents

Abstract

The invention discloses a method for determining the order of cables, which is used for automatically determining the actual connecting order of the cables of a dual-polarization array antenna. The method comprises the steps of determining the order of the cables corresponding to two groups of antennae in a dual-polarization antenna array respectively according to sampling signals, wherein one polarization direction corresponds to one group of antennae; judging whether the proportionate relationships between the incoming wave directions respectively corresponding to the two polarization directions meet the preset condition; and combining the order of the cables of the two groups of antennae when the preset condition is met, so as to obtain the actual order of the cables in the dual-polarization antenna array. The invention also discloses a device for realizing the method.

Description

A kind of method of definite order of cables and device

Technical field

The present invention relates to computer and the communications field, particularly relate to method and the device of determining order of cables.

Background technology

In mobile communication system, transmitting and receiving of wireless signal all relies on antenna to complete.Antenna is the gateway of mobile communication base station wireless signal, is the important component part of base station equipment.To reduce interferences, increase capacity in order reaching, to enlarge and cover, improve communication quality, reduce the purposes such as transmitting power and raising wireless data transmission rate, the technical staff has proposed multi-antenna technology, as smart antenna etc.

Initial adaptive array intelligent antenna technology is mainly used in radar, sonar, military antijam communication, be used for completing the functions such as space filtering and location, the performance of raising system and the ability of electronic countermeasures, but because the factors such as price fail to spread to other communications field always.And the real development of smart antenna is in early 1990s, along with the development of mobile communication and to the research of the aspects such as mobile communication radio wave propagation, networking technology, antenna theory gradually deeply, the develop rapidly of microprocesso and Digital Signal Processing, the disposal ability of digital signal processing chip improves day by day, utilizing digital technology to form antenna beam in base band becomes possibility, has improved reliability and the degree of flexibility of antenna system; The price of digit chip is accepted by Modern Communication System simultaneously.Therefore, intelligent antenna technology begins be used to the moving communicating field with complicated radio propagation environment.

At present in building the multiaerial system process, the cable order of connection between a plurality of radio-frequency front-ends unit of multi-antenna array and far-end may be inconsistent with the order of design in advance, make a mistake, this will affect performance and the gain of antenna system greatly, especially to double polarization array antenna.The solution of prior art is to detect order of cables by artificial identification, and this not only is difficult to control on accuracy, and has had a strong impact on the construction speed of base station.

Summary of the invention

The embodiment of the present invention provides a kind of method and device of definite order of cables, is used for realizing automatically determining the actual order of connection of double polarization array antenna cable.

A kind of method of definite order of cables comprises the following steps:

Determine respectively two groups of order of cables that antenna is corresponding in dual-polarized antenna array according to sampled signal, the corresponding one group of antenna of one of them polarised direction;

Judge two polarised directions respectively the proportionate relationship between corresponding arrival bearing whether satisfy default condition, when satisfying default condition, with the order of cables sequential combination of two groups of antennas determining, obtain the actual order of cables of dual-polarized antenna array.

When the proportionate relationship between the arrival bearing of two polarised directions difference correspondences does not satisfy default condition, the order of cables backward of arbitrary group of antenna is arranged, and the order of cables sequential combination of two groups of antennas will determining, obtain the actual order of cables of dual-polarized antenna array.

The process of determining respectively in dual-polarized antenna array the order of cables that two groups of antennas are corresponding according to sampled signal comprises: according to a plurality of sampled signals, determine respectively two groups of order of cables that antenna is corresponding in dual-polarized antenna array for each sampled signal;

Judge two polarised directions respectively the process that whether satisfies default condition of the proportionate relationship between corresponding arrival bearing comprise: at every turn for the order of cables of determined two polarised directions of sampled signal, judge two polarised directions respectively the proportionate relationship between corresponding arrival bearing whether satisfy the condition of presetting;

When having determined a plurality of order of cables for a plurality of sampled signals through repeatedly judging, the process of the order of cables sequential combination of two groups of antennas determining is comprised: when in a determinate multitudes order of cables, identical order of cables being arranged, with two groups of antennas maximum a kind of order of cables sequential combination of same number of correspondence respectively.

The process of determining respectively in dual-polarized antenna array the order of cables that two groups of antennas are corresponding for each sampled signal comprises: one group of maximal received power that antenna is corresponding determining equipolarization direction in dual-polarized antenna array for each sampled signal; The reference order of cables that maximal received power is corresponding is defined as order of cables corresponding to this group antenna.

The process of determining respectively in dual-polarized antenna array the order of cables that two groups of antennas are corresponding for each sampled signal comprises: at every turn for selecting n received power in a sampled signal all received powers that one group of antenna of equipolarization direction is corresponding from dual-polarized antenna array, wherein this n received power all is not less than unselected received power, and n is default number thresholding; Determine that n reference order of cables corresponding to received power is one group of order of cables corresponding to antenna of this time.

The process of two groups of antennas a kind of order of cables sequential combination that corresponding same number is maximum is respectively comprised: in the situation that determine that every group of antenna is to there being the maximum a kind of order of cables of same number, judge whether received power corresponding to this order of cables is not less than received power corresponding to other order of cables of this group antenna as the number of times of maximal received power as the number of times of the maximal received power of this group antenna, when being not less than, with the two groups of maximum a kind of order of cables sequential combination of same number corresponding to antennas difference.

Judge two polarised directions respectively the process that whether satisfies default condition of the proportionate relationship between corresponding arrival bearing comprise:

$\left|\right|\frac{{\stackrel{\‾}{\mathrm{\θ}}}_1}{{\stackrel{\‾}{\mathrm{\θ}}}_2}|-1|\≤\mathrm{\η},$ Wherein η is default thresholding, θ ₁And θ ₂Be respectively two polarised directions arrival bearing of correspondence respectively.

θ ₁And θ ₂Be respectively the maximum arrival bearing in each self-corresponding a plurality of arrival bearings of two polarised directions.

A kind of device of the order of cables for determining dual-polarized antenna array comprises:

Analysis module is used for determining respectively two groups of order of cables corresponding to antenna of dual-polarized antenna array according to sampled signal, the corresponding one group of antenna of one of them polarised direction;

Judge module, whether satisfy default condition for the proportionate relationship between the arrival bearing who judges two polarised directions difference correspondences, when satisfying default condition, with the order of cables sequential combination of two groups of definite antennas, obtain the actual order of cables of dual-polarized antenna array.

Described device also comprises:

Processing module, be used for when the proportionate relationship between the arrival bearing of two polarised directions difference correspondences does not satisfy default condition, the order of cables backward of arbitrary group of antenna is arranged, and the order of cables sequential combination of two groups of antennas will determining, obtain the actual order of cables of dual-polarized antenna array.

The embodiment of the present invention is first determined the order of cables of two groups of antennas in dual-polarized antenna array, relation in the recycling dual-polarized antenna array between the arrival bearing of two groups of antennas, judge whether the order of cables after the order of cables combination of two groups of antennas is correct, if correct, the order of cables after the combination is the actual order of cables of dual-polarized antenna array, thereby has realized automatically determining the actual order of cables of dual-polarized antenna array.

Description of drawings

Fig. 1 determines the main method flow chart of the order of cables of dual-polarized antenna array in the embodiment of the present invention;

Fig. 2 determines that according to maximal received power the order of cables of the order of cables of antenna determines the flow chart of method in the embodiment of the present invention;

Fig. 3 determines that according to front n larger received power the order of cables of the order of cables of antenna determines the flow chart of method in the embodiment of the present invention;

Fig. 4 is the structure chart that installs in the embodiment of the present invention;

Fig. 5 is the detailed structure view of installing in the embodiment of the present invention.

Embodiment

Determined current order of cables, then the order of cables with current order of cables and design mates, and can know just whether order of cables connects correctly.Therefore determine accurately automatically that current order of cables is the key of technology.For dual-polarized antenna array, the antenna cables of each polarization that may determine order is all correct, but with two groups of order of cables combinations, may make a mistake.For example, two groups of actual order of cables of dual-polarized antenna array are 1234 and 5678, based on the symmetry of aerial array, think that definite result is 12345678 all to conform to actual with 87654321.Two groups of order of cables of determining are combined may be obtained wrong order of cables 12348765 or 43215678.For addressing this problem, the embodiment of the present invention determines by the relation between the corresponding arrival bearing of order of cables of two groups of poliarizing antennas of judgement whether order of cables is correct.

Referring to Fig. 1, in the present embodiment, the main method flow process of the order of cables of definite dual-polarized antenna array is as follows:

Step 101: the signal that terminal sends is sampled.This process comprises offset position and sampling interval is set; According to the offset position that arranges and sampling interval, the signal that terminal sends is sampled.Initial sampling location when wherein, offset position refers to signal sampling.Sampling interval referred to the time interval in the signal sampling process.

Step 102: determine respectively two groups of order of cables that antenna is corresponding in dual-polarized antenna array according to sampled signal, the corresponding one group of antenna of one of them polarised direction.

Step 103: judge whether the proportionate relationship that two polarised directions are distinguished between corresponding arrival bearing satisfies default condition, if, the order of cables of determining is correct, order of cables sequential combination with two groups of definite antennas, obtain the actual order of cables of dual-polarized antenna array, otherwise the order of cables mistake of determining.

In step 102, determine that the detailed process of the order of cables that every group of antenna is corresponding is as follows:

Sampled signal comprises a plurality of users' that dual-polarized antenna array receives signal, k user's channel estimate matrix H in the structure sampled signal ^(k), the channel estimate matrix of two groups of poliarizing antennas is as shown in Equation 1:

Formula 1

Wherein, Ka is the antenna number of dual-polarized antenna array, and every group of antenna number is Ka/2, and ω is that channel estimation window is long, h _iBe i tapping channel estimated value of antenna channel estimated result, i=1... ω.

According to the channel estimate matrix H that obtains ^(k)Determine the space covariance matrix of two groups of antennas, two covariance matrixes that obtain as shown in Equation 2:

$R_1^{\left(k\right)}={H_1}^{\left(k\right)}\·{\left({H_1}^{\left(k\right)}\right)}^H$ Formula 2

$R_2^{\left(k\right)}={H_2}^{\left(k\right)}\·{\left({H_2}^{\left(k\right)}\right)}^H$

Wherein, () ^HThe conjugate transpose of representing matrix.

Construct the weight coefficient matrix of two groups of antennas, as shown in Equation 3:

$W_1=\left(\begin{array}{cccc}1& e^{-j\frac{2\mathrm{\πd}}{\mathrm{\λ}}\sin \left(\mathrm{\θ}\right)}& ...& e^{-j\frac{2\mathrm{\πd}}{\mathrm{\λ}}(\mathrm{Ka}/2-1)\sin \left(\mathrm{\θ}\right)}\end{array}\right)$ Formula 3

$W_2=\left(\begin{array}{cccc}1& e^{-j\frac{2\mathrm{\πd}}{\mathrm{\λ}}\sin \left(\mathrm{\θ}\right)}& ...& e^{-j\frac{2\mathrm{\πd}}{\mathrm{\λ}}(\mathrm{Ka}/2-1)\sin \left(\mathrm{\θ}\right)}\end{array}\right)$

Beam space is divided into L zone uniformly, and in the present embodiment, L is 360, and first group of antenna is at every kind of each zone with reference to the received power under order of cables as shown in Equation 4:

${\mathrm{\σ}}_{1,l}^2\left(m\right)={\left(W_1^l\left(m\right)\right)}^H{R}_1{W}_1^l\left(m\right)$ Formula 4

Wherein, 1 represents the 1st zone, l=1...L. $m=\mathrm{1,2},...,C_{\mathrm{Ka}}^{\mathrm{Ka}/2}\×\left(\frac{\mathrm{Ka}}{2}\right)!,$ Represent that the m kind of one group of antenna is with reference to order of cables.Because select Ka/2 root antenna that C is arranged from Ka root antenna _Ka ^Ka/2Kind of possibility, and the position grouping of every Ka/2 root antenna self inside also has Plant possibility, so the reference order of cables of one group of antenna is always total

Kind.

Due to the corresponding arrival bearing in each zone, by formula 4 as can be known, each received power correspondence a kind of with reference to order of cables of an arrival bearing and one group of antenna.

One group of antenna has Plant with reference to order of cables, but its actual order of cables should only have a kind of.Do not know at present actual order of cables, therefore need to all reference order of cables be traveled through, obtain every kind with reference to received power corresponding to order of cables.In the present embodiment, in all received powers that one group of antenna is corresponding, reference order of cables corresponding to maximal received power is defined as the order of cables of this group antenna, and arrival bearing corresponding to this maximal received power is the arrival bearing of this group antenna.Wherein, if L less than 360, each corresponding arrival bearing's scope in zone, arrival bearing corresponding to each received power is the mean value of all arrival bearings in the zone of its correspondence.

After having determined the order of cables of two groups of antennas, in step 103, judge whether the relation that two polarised directions are distinguished between corresponding arrival bearing satisfies $\left|\right|\frac{{\stackrel{\‾}{\mathrm{\θ}}}_1}{{\stackrel{\‾}{\mathrm{\θ}}}_2}|-1|\≤\mathrm{\η},$ If, the order of cables with two groups of antennas connects the order of cables that just can obtain correct dual-polarized antenna array from beginning to end, otherwise the order of cables backward of arbitrary group of antenna is arranged, then the order of cables of two groups of antennas is connected the order of cables that just can obtain correct dual-polarized antenna array from beginning to end.Wherein η is default thresholding, θ ₁And θ ₂Be respectively two polarised directions arrival bearing of correspondence respectively.

Said process is to determine the order of cables of antenna according to the signal of a user in a sampled signal, in order to improve the reliability of determining result, need to determine according to a plurality of sampled signals (user's multiple signal sampling or a plurality of users' the resulting signals of multiple signal sampling) order of cables of antenna.Multiple specific implementation is arranged, be described in detail below by two exemplary embodiments.

Referring to Fig. 2, determine that according to maximal received power the order of cables of the order of cables of antenna determines that the realization flow of method is as follows in the present embodiment:

Step 201: signal is sampled, and obtain a plurality of sampled signals.

Step 202: for each sampled signal, determine two groups of antennas in each subregion all with reference to received power corresponding to order of cables.

Step 203: for each sampled signal, the maximal received power in the received power that definite two groups of antennas are corresponding respectively.One group of antenna all with reference to the All Ranges of order of cables in corresponding maximal received power., about a plurality of sampled signals, one group of corresponding a plurality of maximal received power of antenna.

Step 204: the maximal received power of determining two groups of antennas is corresponding with reference to order of cables.This maximal received power is corresponding is order of cables corresponding to this group antenna with reference to order of cables.

Step 205: the corresponding arrival bearing of maximal received power who determines two groups of antennas.The corresponding arrival bearing of this maximal received power is arrival bearing corresponding to this group antenna.

Step 206: for each sampled signal, judge whether the relation between arrival bearing corresponding to two groups of antennas satisfies default condition $\left|\right|\frac{{\stackrel{\‾}{\mathrm{\θ}}}_1}{{\stackrel{\‾}{\mathrm{\θ}}}_2}|-1|\≤\mathrm{\η},$ If the order of cables that two groups of antennas that obtain about this sampled signal are corresponding is correct, otherwise with wherein one group of reverse arrangement of order of cables that antenna is corresponding, namely obtains correct order of cables.Wherein, in the present embodiment, the span of η is 0～0.2.

Through above-mentioned flow process, about a plurality of sampled signals, obtain a plurality of correct order of cables for two groups of antennas.If a plurality of correct order of cables are identical, this order of cables is the actual order of cables of dual-polarized antenna array.If a plurality of correct order of cables are incomplete same, need therefrom to determine final correct order of cables, continue step 207.

Step 207: judge in a plurality of correct order of cables whether identical order of cables is arranged, if having, continue step 208, otherwise finish this flow process, can further turn back to step 201, re-start signal sampling.When again carrying out signal sampling, capable of regulating offset position and sampling interval.

Step 208: determine that the maximum order of cables of same number is final correct order of cables, is the actual order of cables of dual-polarized antenna array.

In step 208, judge whether the maximum order of cables of same number is multiple, if, determine that this result of determining is invalid, turn back to step 201, re-start signal sampling, otherwise determine that this kind order of cables is final correct order of cables.

Wherein, step 204 can be carried out between step 206 and 207.

Consider the interference of noise, order of cables corresponding to maximal received power be actual order of cables not necessarily, the following examples will be in the past definite actual order of cables in reference cable order corresponding to n received power.

Referring to Fig. 3, determine that according to front n larger received power the order of cables of the order of cables of antenna determines that the realization flow of method is as follows in the present embodiment:

Step 301: signal is sampled, and obtain a plurality of sampled signals.

Step 302: for each sampled signal, determine two groups of antennas in each subregion all with reference to received power corresponding to order of cables.

Step 303: for each sampled signal, n larger received power in the received power that definite two groups of antennas are corresponding respectively.This n larger received power all is not less than other received power, be by descending sort in resulting sequence to received power before n received power.N is default number thresholding, and value in the present embodiment is 200.

Step 304: n received power determining two groups of antennas difference correspondences is corresponding with reference to order of cables.This n received power is corresponding is order of cables corresponding to this group antenna with reference to order of cables.

Step 305: determine two groups of antennas n corresponding arrival bearing of received power of correspondence respectively.Maximum arrival bearing in the corresponding arrival bearing of this n received power is arrival bearing corresponding to this group antenna.

Step 306: for each sampled signal, judge whether the relation between arrival bearing corresponding to two groups of antennas satisfies default condition $\left|\right|\frac{{\stackrel{\‾}{\mathrm{\θ}}}_1}{{\stackrel{\‾}{\mathrm{\θ}}}_2}|-1|\≤\mathrm{\η},$ If the order of cables that two groups of antennas that obtain about this sampled signal are corresponding is correct, otherwise with wherein one group of reverse arrangement of order of cables that antenna is corresponding, namely obtains correct order of cables.

For each sampled signal, every group of corresponding n order of cables of antenna, for a plurality of sampled signals, every group of antenna correspondence overlapped order of cables more, and every cover has n order of cables.The below needs to determine that an order of cables is final correct order of cables from these many cover order of cables.

Step 307: judge in a plurality of correct order of cables whether identical order of cables is arranged, if having, continue step 308, otherwise finish this flow process, can further turn back to step 301, re-start signal sampling.When again carrying out signal sampling, capable of regulating offset position and sampling interval.

Step 308: determine that the maximum order of cables of same number is final correct order of cables, is the actual order of cables of dual-polarized antenna array.

In step 308, judge whether the maximum order of cables of same number is multiple, if, determine that this result of determining is invalid, turn back to step 301, re-start signal sampling, otherwise determine that this kind order of cables is final correct order of cables.

The received power that the reference order of cables that has is corresponding may all not come maximal received power in every sets of data, but affected by the factors such as noise, its received power is the 2nd or the 3rd large received power mostly, and such reference order of cables may be final correct order of cables.The present embodiment is exactly the past n middle maximum order of cables of same number of selecting, to determine finally correct order of cables.

Can be found out by above-mentioned two embodiment, determine final correct order of cables from maximal received power or reference order of cables corresponding to a front n relatively high power, namely determine finally correct order of cables from two kinds of approach.If the order of cables of determining from these two kinds of approach is identical, the maximum corresponding received power of order of cables of same number in reference order of cables corresponding to n relatively high power namely, its as the number of times of maximal received power whether higher than the number of times of received power corresponding to other correct order of cables as maximal received power, think that this order of cables is actual order of cables, otherwise determine that this result of determining is invalid, need to re-start signal sampling.

Can determine the actual order of cables of dual-polarized antenna array by above embodiment, the order of cables of this actual order of cables with design in advance mated, if coupling is consistent, the connection of determining actual order of cables is correct, otherwise incorrect, can further determine unmatched position, point out or export unmatched position, process personnel can only reconnect cable for unmatched position.

The method of the order of cables of above-mentioned definite dual-polarized antenna array can be completed automatically by device.The below is introduced device.

Referring to Fig. 4, be used in the present embodiment determining that the device of order of cables comprises: sampling module 401, analysis module 402 and judge module 403.

Sampling module 401 is used for the signal that terminal sends is sampled.

Analysis module 402 is used for determining respectively two groups of order of cables corresponding to antenna of dual-polarized antenna array according to sampled signal, the corresponding one group of antenna of one of them polarised direction.

Whether judge module 403 satisfies default condition for the relation between the arrival bearing who judges two polarised directions difference correspondences, if definite order of cables is correct, otherwise definite order of cables mistake.

This device also comprises processing module 404, and is shown in Figure 5.Processing module 404 is used in the situation that the order of cables mistake of determining is arranged the order of cables backward of arbitrary group of antenna, obtains correct order of cables.

Wherein, analysis module 402 comprises that first analyzes submodule and the second analysis submodule.First analyzes submodule is used for by the analysis to sampled signal, obtains the maximal received power in received power corresponding to two groups of antennas, and determines that the maximal received power of two groups of antennas is corresponding with reference to order of cables.When a plurality of sampled signal was arranged, first analyzes submodule, and to obtain a plurality of maximal received powers of two groups of antennas corresponding with reference to order of cables.Second analyzes submodule is used for by the analysis to sampled signal, obtains n larger received power in received power corresponding to two groups of antennas, and corresponding n received power is corresponding with reference to order of cables respectively to determine two groups of antennas.

This device also comprises selects module 405, this selection module 405 is used for judging whether a plurality of correct order of cables have identical order of cables, if have, select the maximum order of cables of same number to be final correct order of cables, be the actual order of cables of dual-polarized antenna array.Select module 405 to analyze submodule for the first analysis submodule and second that analysis module 402 comprises and do twice selection, perhaps select module 405 to comprise two chooser modules, a chooser module is analyzed submodule for first and is selected, and another chooser module is analyzed submodule for second and selected.

This device also comprises matching module 406, this matching module 406 is used for twice selection result selecting module 405 mated, perhaps resulting two selection results of two chooser modules of selecting module 405 to comprise are mated, if coupling is consistent, determine that the order of cables of selecting is final correct order of cables.

Be used for realizing that the software of the embodiment of the present invention can be stored in the storage mediums such as floppy disk, hard disk, CD and flash memory.

The embodiment of the present invention is first determined the order of cables of two groups of antennas in dual-polarized antenna array, relation in the recycling dual-polarized antenna array between the arrival bearing of two groups of antennas, judge whether the order of cables after the order of cables combination of two groups of antennas is correct, if correct, the order of cables after the combination is the actual order of cables of dual-polarized antenna array, thereby has realized automatically determining the actual order of cables of dual-polarized antenna array.And in the incorrect situation of order of cables of utilizing after arrival bearing judges the order of cables combination of two groups of antennas, with recombinant after the reverse arrangement of the order of cables of arbitrary group of antenna, thereby obtained the actual order of cables of dual-polarized antenna array.The embodiment of the present invention is also sampled to carry out repeatedly judgement about order of cables by multiple signal, and determine the actual order of cables of dual-polarized antenna array from maximal received power and front n two kinds of approach of larger received power, to reduce the contingency of single judgement, improve the accuracy of determining result.If the result that two kinds of approach are determined is consistent, further improved accuracy.

Obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, if of the present invention these are revised and within modification belongs to the scope of claim of the present invention and equivalent technologies thereof, the present invention also is intended to comprise these changes and modification interior.

Claims (8)

1. the method for the order of cables of a definite dual-polarized antenna array, is characterized in that, comprises the following steps:

According to a plurality of sampled signals, determine respectively two groups of order of cables that antenna is corresponding in dual-polarized antenna array for each sampled signal, the corresponding one group of antenna of one of them polarised direction;

each order of cables for determined two polarised directions of sampled signal, judge whether the proportionate relationship that two polarised directions are distinguished between corresponding arrival bearing satisfies default condition, when satisfying default condition, determined that order of cables corresponding to two groups of antennas obtaining about this sampled signal is correct, determined a plurality of correct order of cables for two groups of antennas for a plurality of sampled signals through judgement repeatedly, when in a determinate multitudes correct order of cables, identical order of cables being arranged, in the situation that determine that every group of antenna is to there being the maximum a kind of order of cables of same number, judge whether received power corresponding to this order of cables is not less than received power corresponding to other order of cables of this group antenna as the number of times of maximal received power as the number of times of the maximal received power of this group antenna, when being not less than, with the two groups of maximum a kind of order of cables sequential combination of same number corresponding to antennas difference, obtain the actual order of cables of dual-polarized antenna array.

2. the method for claim 1, it is characterized in that, order of cables for determined two polarised directions of sampled signal, when the proportionate relationship between the arrival bearing of two polarised directions difference correspondences does not satisfy default condition, the order of cables backward of arbitrary group of antenna is arranged, obtain two groups of correct order of cables that antenna is corresponding.

3. the method for claim 1, it is characterized in that, determine respectively in dual-polarized antenna array that for each sampled signal the process of the order of cables that two groups of antennas are corresponding comprises: one group of maximal received power that antenna is corresponding determining equipolarization direction in dual-polarized antenna array for each sampled signal; The reference order of cables that maximal received power is corresponding is defined as order of cables corresponding to this group antenna.

4. the method for claim 1, it is characterized in that, the process of determining respectively in dual-polarized antenna array the order of cables that two groups of antennas are corresponding for each sampled signal comprises: at every turn for selecting n received power in a sampled signal all received powers that one group of antenna of equipolarization direction is corresponding from dual-polarized antenna array, wherein this n received power all is not less than unselected received power, and n is default number thresholding; Determine that n reference order of cables corresponding to received power is one group of order of cables corresponding to antenna of this time.

5. method as described in any one in claim 1 to 4, is characterized in that, judge two polarised directions respectively the process that whether satisfies default condition of the proportionate relationship between corresponding arrival bearing comprise:

When

The time, determine two polarised directions respectively the proportionate relationship between corresponding arrival bearing satisfy default condition, wherein η is default thresholding,

With

Be respectively two polarised directions arrival bearing of correspondence respectively.

6. method as claimed in claim 5, is characterized in that,

With

Be respectively the maximum arrival bearing in each self-corresponding a plurality of arrival bearings of two polarised directions.

7. a device that is used for the order of cables of definite dual-polarized antenna array, is characterized in that, comprising:

Analysis module is used for according to a plurality of sampled signals, determines respectively two groups of order of cables that antenna is corresponding in dual-polarized antenna array for each sampled signal, the corresponding one group of antenna of one of them polarised direction;

judge module, be used for each order of cables for determined two polarised directions of sampled signal, judge whether the proportionate relationship that two polarised directions are distinguished between corresponding arrival bearing satisfies default condition, when satisfying default condition, determined that order of cables corresponding to two groups of antennas obtaining about this sampled signal is correct, determined a plurality of correct order of cables for two groups of antennas for a plurality of sampled signals through judgement repeatedly, when in a determinate multitudes correct order of cables, identical order of cables being arranged, in the situation that determine that every group of antenna is to there being the maximum a kind of order of cables of same number, judge whether received power corresponding to this order of cables is not less than received power corresponding to other order of cables of this group antenna as the number of times of maximal received power as the number of times of the maximal received power of this group antenna, when being not less than, with the two groups of maximum a kind of order of cables sequential combination of same number corresponding to antennas difference, obtain the actual order of cables of dual-polarized antenna array.

8. device as claimed in claim 7, is characterized in that, also comprises:

Processing module, be used for the order of cables for determined two polarised directions of sampled signal, when the proportionate relationship between the arrival bearing of two polarised directions difference correspondences does not satisfy default condition, the order of cables backward of arbitrary group of antenna is arranged, obtain two groups of correct order of cables that antenna is corresponding.

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