CN110233343A - Dual-band dual-polarized antenna and radiating element - Google Patents
Dual-band dual-polarized antenna and radiating element Download PDFInfo
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- CN110233343A CN110233343A CN201910590307.4A CN201910590307A CN110233343A CN 110233343 A CN110233343 A CN 110233343A CN 201910590307 A CN201910590307 A CN 201910590307A CN 110233343 A CN110233343 A CN 110233343A
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- radiation arm
- frequency radiation
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- arm
- vacancy section
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/24—Polarising devices; Polarisation filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
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Abstract
The present invention relates to a kind of dual-band dual-polarized antenna and radiating element, radiating element includes two pairs of radiation arms of cross polarization setting and the balun for radiation arm feed.Cross vacancy section is formed between two pairs of radiation arms.Above-mentioned radiating element, one pair of them radiation arm are the equal of+45 ° of polarization half-wave a period of time of double frequency, and another pair radiation arm is the equal of -45 ° of polarization half-wave a period of time of double frequency, and dual-band and dual-polarization radiating element is integrally formed.Since the arm face area of high frequency radiation arm is less than the arm face area of low frequency radiation arm, on high frequency radiation arm backwards to cross vacancy section center side with the center of cross vacancy section at a distance from be less than low frequency radiation arm on backwards cross vacancy section center side at a distance from the center of cross vacancy section, it so on the one hand can guarantee the collimated beam of sound symmetry and cross polarization ratio for preferably improving antenna, on the other hand due to the spacing between relative growth subarray to play the role of improving the degree of coupling between subarray, to promote user experience effect.
Description
Technical field
The present invention relates to mobile communication technology fields, more particularly to a kind of dual-band dual-polarized antenna and radiating element.
Background technique
The relatively traditional 4G network of the working frequency of 5G network improves and the antenna for base station of 5G network needs while meeting
The requirement of two-frequency operation, the radiating element of dual band operation are developed into the necessary means for reaching its target.However, to meet
The requirement of two-frequency operation, for traditional dual-band dual-polarized antenna in the case where volume size is constant, the degree of coupling is poor between subarray.
Summary of the invention
Based on this, it is necessary to overcome the deficiencies of existing technologies, provide a kind of dual-band dual-polarized antenna and radiating element, its energy
While enough meeting two-frequency operation characteristic, improve the degree of coupling.
Its technical solution is as follows: a kind of radiating element, including cross polarization setting two pairs of radiation arms and be the radiation
The balun of arm feed, is formed with cross vacancy section between two pairs of radiation arms；Each pair of radiation arm includes two high frequencies
Radiation arm and two low frequency radiation arms；Two high frequency radiation arms are in diagonal setting, and two low frequency radiation arms are in oblique
Diagonal setting；Two high frequency radiation arms correspond with two low frequency radiation arms and are electrically connected and are adjacently positioned；Its
The low frequency radiation arm of radiation arm described in the high frequency radiation arm and another pair of middle a pair radiation arm is adjacently positioned simultaneously
It is electrically connected by conduct piece；
The arm face area of the high frequency radiation arm is less than the arm face area of the low frequency radiation arm, on the high frequency radiation arm
Side backwards to the center of the cross vacancy section is less than the low frequency radiation arm at a distance from the center of the cross vacancy section
The side at the upper center backwards to the cross vacancy section is at a distance from the center of the cross vacancy section.
Above-mentioned radiating element, one pair of them radiation arm are the equal of+45 ° of polarization half-wave a period of time of double frequency, another pair radiation
Arm is the equal of -45 ° of polarization half-wave a period of time of double frequency, whole then form dual-band and dual-polarization radiating element.Due to high frequency radiation arm
Arm face area is less than the arm face area of low frequency radiation arm, on high frequency radiation arm backwards to cross vacancy section center side and cross
The distance at the center of vacancy section is less than on low frequency radiation arm in the side and cross vacancy section at the center of cross vacancy section
On the one hand the distance of the heart so can guarantee the collimated beam of sound symmetry and cross polarization ratio for preferably improving antenna, on the other hand
Due to the spacing between relative growth subarray to play the role of improving the degree of coupling between subarray, to promote user's body
Test effect.
The radiating element further includes substrate in one of the embodiments, and the radiation arm is to be layed in the base
Metal layer on plate.
The high frequency radiation arm is equipped with the first vacancy section in one of the embodiments, and the low frequency radiation arm is equipped with the
Two vacancy sections；First vacancy section is connected to the cross vacancy section, and second vacancy section and the cross vacancy section connect
It is logical.
In one of the embodiments, for the same high frequency radiation arm and the low frequency spoke for polarizing and being adjacently positioned
Arm is penetrated, a part at edge of the high frequency radiation arm towards the low frequency radiation arm and the low frequency radiation arm are towards the height
Be electrically connected between a part at the edge of radio-frequency radiation arm, edge of the high frequency radiation arm towards the low frequency radiation arm it is another
A part of interval setting between the another part at edge of the low frequency radiation arm towards the high frequency radiation arm forms first
Polarization isolation vacancy section；The another part at edge of the high frequency radiation arm towards the low frequency radiation arm is additionally provided with and described
The second polarization isolation vacancy section that one polarization isolation vacancy section is connected, the low frequency radiation arm is towards the high frequency radiation arm
The another part at edge is additionally provided with the third polarization isolation vacancy section being connected with first polarization isolation vacancy section.
In one of the embodiments, for the same high frequency radiation arm and the low frequency spoke for polarizing and being adjacently positioned
Arm is penetrated, the high frequency radiation arm and the low frequency radiation arm are triangular in shape, the bevel edge and the low frequency of the high frequency radiation arm
The bevel edge of radiation arm is adjacently positioned.
The conduct piece includes sequentially connected first metal segments, the second metal segments and in one of the embodiments,
Three metal segments；First metal segments are connected with the high frequency radiation arm of radiation arm described in one pair of them, the third metal
Section is connected with the low frequency radiation arm of radiation arm described in another pair；The conduct piece is located in the cross vacancy section.
The radiating element further includes cross isolating metal item in one of the embodiments, the cross isolation gold
Belong to the middle part that item is set to the cross vacancy section, and the setting direction of the cross isolating metal item and the cross vacancy section
Setting direction it is identical.
The cross isolating metal item is the cross isolating metal of setting of being centrosymmetric in one of the embodiments,
Item.
In one of the embodiments, for the same high frequency radiation arm and the low frequency spoke for polarizing and being adjacently positioned
Arm is penetrated, a part at edge of the high frequency radiation arm towards the low frequency radiation arm and the low frequency radiation arm are towards the height
It is electrically connected between a part at the edge of radio-frequency radiation arm, the position that the high frequency radiation arm is connected with the low frequency radiation arm
Equipped with feeding point；The balun include right-angled intersection setting first medium plate and second medium plate, the first medium plate and
Respectively there is feeding microstrip line, to support the radiation arm and feed for the radiation arm on the second medium plate.
A kind of dual-band dual-polarized antenna, including the radiating element.
Above-mentioned dual-band dual-polarized antenna, due to including the radiating element, technical effect is by the radiation list
Member is brought, and beneficial effect is identical as the beneficial effect of the radiating element, without repeating.
Detailed description of the invention
Fig. 1 is the schematic top plan view of radiating element described in one embodiment of the invention；
Fig. 2 a is the first side schematic diagram of the first medium plate of balun described in one embodiment of the invention；
Fig. 2 b is the second side schematic diagram of the first medium plate of balun described in one embodiment of the invention；
Fig. 2 c is the first side schematic diagram of the second medium plate of balun described in one embodiment of the invention；
Fig. 2 d is the second side schematic diagram of the second medium plate of balun described in one embodiment of the invention；
Fig. 3 is the schematic diagram of dual-band dual-polarized antenna described in one embodiment of the invention；
Fig. 4 is the middle column submatrix simulated radiation directional diagram of dual-band dual-polarized antenna described in one embodiment of the invention；
Fig. 5 is the emulation isolation schematic diagram of dual-band dual-polarized antenna described in one embodiment of the invention；
Fig. 6 is the like-polarized degree of coupling analogous diagram of dual-band dual-polarized antenna described in one embodiment of the invention；
Fig. 7 is the heteropolar degree of coupling analogous diagram of dual-band dual-polarized antenna described in one embodiment of the invention.
Appended drawing reference:
10, radiating element, 101, cross vacancy section, the 102, first polarization isolation vacancy section, 103, feeding point, 11, high frequency
Radiation arm, 111, side, the 112, first vacancy section, the 113, second polarization isolation vacancy section, 12, low frequency radiation arm, 121, side,
122, the second vacancy section, 123, third polarization isolation vacancy section, 13, conduct piece, the 131, first metal segments, the 132, second metal
Section, 133, third metal segments, 14, substrate, 15, cross isolating metal item；
20, balun, 21, first medium plate, 22, second medium plate, the 201, first feeding microstrip line, the 202, first ground connection are micro-
Band line, the 203, second ground connection microstrip line, the 204, second feeding microstrip line, 205, third ground connection microstrip line, the 206, the 4th ground connection are micro-
Band line, the 210, first notch, the 212, first protrusion, the 214, second protrusion, the 220, second notch, 222, third protrusion, 224, the
Four protrusions；30, dual-band dual-polarized antenna, 310, radiation submatrix, 32, isolating bar.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited by the specific embodiments disclosed below.
In the description of the present invention, it is to be understood that, term " first ", " second " are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.In the description of the present invention, " multiple "
It is meant that at least two, such as two, three etc., unless otherwise specifically defined.
It in the description of the present invention, it is to be understood that, can be with when an element is considered as " connection " another element
It is directly to another element or may be simultaneously present intermediary element.On the contrary, when element be referred to as " direct " with it is another
When element connects, intermediary element is not present.
Generally, due to which low-frequency phase is longer to high-frequency wavelength, lead to the radiating element 10 in low frequency operation of radiating element 10
The degree of coupling is poor between subarray caused by spacing electrical length is relatively small.
In one embodiment, referring to Fig. 1, a kind of radiating element 10, two pairs of radiation arms including cross polarization setting
And the balun 20 for radiation arm feed.Cross vacancy section 101 is formed between two pairs of radiation arms.Each pair of radiation
Arm includes two high frequency radiation arms 11 and two low frequency radiation arms 12.Two high frequency radiation arms 11 are in diagonal setting,
Two low frequency radiation arms 12 are in diagonal setting.Two high frequency radiation arms 11 and two low frequency radiation arms 12 1
A pair of of electrotropism is connected and is adjacently positioned.It is radiated described in the high frequency radiation arm 11 and another pair of radiation arm described in one pair of them
The low frequency radiation arm 12 of arm is adjacently positioned and is electrically connected by conduct piece 13.
The arm face area of the high frequency radiation arm 11 is less than the arm face area of the low frequency radiation arm 12, the high frequency radiation
The side 111 at the center on arm 11 backwards to the cross vacancy section 101 is less than at a distance from the center of the cross vacancy section 101
On the low frequency radiation arm 12 in the side 121 and the cross vacancy section 101 at the center of the cross vacancy section 101
The distance of the heart.
Above-mentioned radiating element 10, one pair of them radiation arm are the equal of+45 ° of polarization half-wave a period of time of double frequency, another pair spoke
Penetrating arm is the equal of -45 ° of polarization half-wave a period of time of double frequency, whole then form dual-band and dual-polarization radiating element 10.Due to high frequency radiation
The arm face area of arm 11 is less than the arm face area of low frequency radiation arm 12, on high frequency radiation arm 11 in cross vacancy section 101
The side 111 of the heart is less than on low frequency radiation arm 12 in cross vacancy section 101 at a distance from the center of cross vacancy section 101
On the one hand the side 121 of the heart so can guarantee the plane wave for preferably improving antenna at a distance from the center of cross vacancy section 101
Beam symmetry and cross polarization ratio, on the other hand due to the spacing between relative growth subarray to play improvement subarray
Between the degree of coupling effect, to promote user experience effect.
Further, the radiating element 10 further includes substrate 14.The radiation arm is to be layed on the substrate 14
Metal layer.Specifically, substrate 14 can be pcb board, radiation arm is the metal layer (such as layers of copper) being plated on substrate 14,
The metal layer being electroplated on substrate 14 manufactures to obtain two pairs of radiation arms and cross vacancy section 101 by etch process.
Further, the high frequency radiation arm 11 is equipped with the first vacancy section 112, and the low frequency radiation arm 12 is equipped with second and engraves
Dead zone 122.First vacancy section 112 is connected to the cross vacancy section 101, second vacancy section 122 and the cross
Vacancy section 101 is connected to.In this way, the first vacancy section 112 and the second vacancy section 122 can increase the electrical length of radiation arm, radiation is expanded
The low frequency operation frequency range of unit 10, so as to make radiating element 10 achieve the effect that miniaturization to a certain extent.In addition, cross is engraved
First vacancy section 112 can be connected by dead zone 101 with the second vacancy section 122, make the first vacancy section 112 and the second vacancy section 122
Form an entirety.In addition, the first vacancy section 112 with the second vacancy section 122 be it is multiple, the first vacancy section 112 is engraved with second
Dead zone 122 all can be strip, waveform, circle, ellipse, triangle etc., the first vacancy section 112 and the second vacancy section
122 setting direction both can be laterally arranged, can also be angularly disposed, can be not limited herein with vertically arranged.Tool
For body, the first vacancy section 112 and the second vacancy section 122 are rectangle hollow out, slow-wave structure are formed, to increase the electricity of radiation arm
Length, the number and length of rectangle hollow out can be arranged according to demand.
Further, for same polarization and the high frequency radiation arm 11 that is adjacently positioned and the low frequency radiation arm 12,
The a part at edge of the high frequency radiation arm 11 towards the low frequency radiation arm 12 is with the low frequency radiation arm 12 towards described
It is electrically connected between a part at the edge of high frequency radiation arm 11, the high frequency radiation arm 11 is towards the low frequency radiation arm 12
It is spaced between the another part at the edge of the another part at edge and the low frequency radiation arm 12 towards the high frequency radiation arm 11
Setting forms the first polarization isolation vacancy section 102.Edge of the high frequency radiation arm 11 towards the low frequency radiation arm 12 it is another
A part is additionally provided with the second polarization isolation vacancy section 113 being connected with first polarization isolation vacancy section 102, the low frequency
The another part at edge of the radiation arm 12 towards the high frequency radiation arm 11 is additionally provided with and first polarization isolation vacancy section 102
The third polarization isolation vacancy section 123 being connected.In this way, the first polarization isolation vacancy section 102 is engraved with the second polarization isolation respectively
Dead zone 113, third polarization isolation vacancy section 123 are connected to, and can play the role of improving cross-polarized.
In addition, the second polarization isolation vacancy section 113 largely increases radiation arm with third polarization isolation vacancy section 123
The overall circumference of outer profile can increase the electrical length of radiation arm, expand the low frequency operation frequency range of radiating element 10, so can be certain
Radiating element 10 is set to degree to achieve the effect that miniaturization.In addition, the second polarization isolation vacancy section 113 is engraved with third polarization isolation
Dead zone 123 all can be semicircle, rectangular, half elliptic, triangle etc., concrete shape is not limited.
Further, for same polarization and the high frequency radiation arm 11 that is adjacently positioned and the low frequency radiation arm 12,
The high frequency radiation arm 11 and the low frequency radiation arm 12 are triangular in shape, the bevel edge and the low frequency of the high frequency radiation arm 11
The bevel edge of radiation arm 12 is adjacently positioned.Specifically, high frequency radiation arm 11 and the rectangular triangle of low frequency radiation arm 12 or close
As right angled triangle.Optionally, high frequency radiation arm 11 and low frequency radiation arm 12 is fan-shaped or other shapes.
Further, the conduct piece 13 includes sequentially connected first metal segments 131, the second metal segments 132 and third
Metal segments 133.First metal segments 131 are connected with the high frequency radiation arm 11 of radiation arm described in one pair of them, and described
Three metal segments 133 are connected with the low frequency radiation arm 12 of radiation arm described in another pair.The conduct piece 13 is located at the cross
In vacancy section 101.In this way, above-mentioned conduct piece 13 is in concave strip, by the low frequency radiation arm 12 adjacent with cross vacancy section 101 and
High frequency radiation arm 11 is connected to, and can extend the electrical length of radiating element 10 to a certain extent, reaches the miniaturization of radiating element 10
Effect.Wherein, the length size of conduct piece 13 can be arranged according to demand.
Further, the radiating element 10 further includes cross isolating metal item 15.The cross isolating metal item 15
It is set to the middle part of the cross vacancy section 101, and the setting direction of the cross isolating metal item 15 and the cross hollow out
The setting direction in area 101 is identical.In this way, the heteropolar isolation of radiating element 10 can be improved.In addition, cross isolating metal item 15 has
Body is the metal layer being layed on substrate 14, manufactures to obtain by etch process.
Further, the cross isolating metal item 15 is the cross isolating metal item 15 of setting of being centrosymmetric.Specifically
For, the size of cross isolating metal item 15 can be arranged according to actual needs.
In one embodiment, for the same high frequency radiation arm 11 and the low frequency radiation for polarizing and being adjacently positioned
Arm 12, a part at edge of the high frequency radiation arm 11 towards the low frequency radiation arm 12 and the low frequency radiation arm 12 towards
It is electrically connected between a part at the edge of the high frequency radiation arm 11, the high frequency radiation arm 11 and the low frequency radiation arm 12
The position being connected is equipped with feeding point 103.In this way, each pair of radiation arm is set there are two feeding point 103, two pairs of radiation arms are equipped with four altogether
A feeding point 103.
Further, also referring to Fig. 1, Fig. 2 a to Fig. 2 d, in the embodiment, radiating element 10 further includes substrate 14.
Substrate 14 is located at below radiation arm, for carrying radiation arm.To be set on substrate 14 convenient for feeding to radiation arm, there are four logical
Hole, and the position of four through-holes corresponds to the position of the feeding point 103 of each radiation arm.
The radiating element 10 further includes balun 20.Balun 20 is made of first medium plate 21 and second medium plate 22.First
The first side of dielectric-slab 21 is as shown in Figure 2 a, and the second side of first medium plate 21 is as shown in Figure 2 b.Second medium plate 22
Second side is as shown in Figure 2 c, and the second side of second medium plate 22 is as shown in Figure 2 d.The middle part of first medium plate 21 is equipped with certainly
Upward longitudinal first notch 210 down, the middle part of second medium plate 22 are equipped with longitudinal second notch 220 from up to down, thus
Connect first medium plate 21 by the first notch 210 with 220 right-angled intersection of the second notch with second medium plate 22.First
It is additionally provided with the first protrusion 212 and second protrusion 214 on dielectric-slab 21, third protrusion 222 and the are additionally provided on second medium plate 22
Four protrusions 224.Position and the feeding point 103 of first protrusion 212, the second protrusion 214, third protrusion 222 and the 4th protrusion 224
Position is corresponding, so that substrate 14 can be inserted in the first protrusion 212, the second protrusion 214, third protrusion 222 and the 4th protrusion 224
In the through-hole of upper corresponding feeding point 103.When first medium plate 21 and second medium plate 22 form it is cross-shaped and convex by first
When rising in 224 insertion through-hole of the 212, second protrusion 214, third protrusion 222 and the 4th protrusion, balun 20 can carry out radiation arm
Support.
For first medium plate 21, in such as Fig. 2 a, the first side of first medium plate 21 is additionally provided with for by electric signal
The first feeding microstrip line 201 being coupled in radiation arm.In such as Fig. 2 b, the second side of first medium plate 21, which is additionally provided with, to be used for
Make the first ground connection microstrip line 202 and the second ground connection microstrip line 203 that radiation arm is grounded.Likewise, for second medium plate 22,
In Fig. 2 c, the first side of second medium plate 22 is additionally provided with the second fed microstrip for coupling electric signal in radiation arm
Line 204.In such as Fig. 2 d, the second side of second medium plate 22 is additionally provided with the third for being grounded radiation arm and is grounded microstrip line
205 and the 4th are grounded microstrip line 206.
In one embodiment, it please refers to Fig.1 to Fig.3, a kind of dual-band dual-polarized antenna 30, including any of the above-described embodiment
The radiating element 10.
Specifically, antenna generally comprise several in array distribution radiating element 10, for for radiating element 10 present
The major network of electricity and the cable for connecting major network and radiating element 10.
The radiating element 10 includes two pairs of radiation arms of cross polarization setting and is used to support radiation arm and presents for radiation arm
The balun 20 of electricity.Wherein, the radiation arm being arranged in pairs is diagonally positioned.Each pair of radiation arm includes two high frequency radiation arms
11 and two low frequency radiation arms 12.Two high frequency radiation arms 11 are in diagonal setting, and two low frequency radiation arms 12 are in
Diagonal setting.Two high frequency radiation arms 11 and two low frequency radiation arms 12 correspond electric connection and adjacent cloth
It sets.12 phase of low frequency radiation arm of the high frequency radiation arm 11 of radiation arm described in one pair of them and radiation arm described in another pair
Neighbour arranges and is electrically connected by conduct piece 13.
The arm face area of the high frequency radiation arm 11 is less than the arm face area of the low frequency radiation arm 12, the high frequency radiation
The side 111 at the center on arm 11 backwards to the cross vacancy section 101 is less than at a distance from the center of the cross vacancy section 101
On the low frequency radiation arm 12 in the side 121 and the cross vacancy section 101 at the center of the cross vacancy section 101
The distance of the heart.
Above-mentioned dual-band dual-polarized antenna 30, including the radiating element 10 in any one above-mentioned embodiment.By above-mentioned radiation
The dual-band dual-polarized antenna 30 that unit 10 is constituted can guarantee the collimated beam of sound symmetry and cross polarization ratio for preferably improving antenna,
On the other hand due to the spacing between relative growth subarray to play the role of improving the degree of coupling between subarray, to mention
Rise user experience effect.
It in one embodiment, can be as shown in figure 3, several radiating elements 10, which are intervally arranged, be constituted a radiation submatrix
310, several radiation submatrixs 310 are arranged in array to form antenna.Meanwhile it is adjacent two column radiation submatrix 310 between be additionally provided with every
From item 32, to improve the isolation between adjacent two column radiation submatrix 310.
Wherein, when radiator vibration, which is applied to signal, to be emitted with receiving, different radiation submatrixs 310 can be by same feedback
Electric network is fed, and can also be fed by different feeding networks.Whether the feeding network of difference radiation submatrix 310 is identical
Depending on actual needs.
It should be noted that the radiating element 10 of the embodiment of the present invention dual-band dual-polarized antenna 30 can be according to practical frequency
Rate adjusts the size of radiating element 10 to meet the requirement of different operating frequency, and carries out form group battle array to radiating element 10, with
It forms array and meets 5G array antenna requirement.
Fig. 3 is the design unit simulation example, and 4 unit submatrixs simultaneously have 1 point of 4 power splitter, it is routinely non-to meet antenna for base station
Electricity adjusts 6 degree of angle of declination requirements, and selection working frequency range is 2.57GHz to 2.62GHz and 3.4GHz to 3.6GHz, and submatrix column pitch is
53.5mm, middle column submatrix simulated radiation directional diagram as shown in figure 4, low-and high-frequency gain respectively up to 13.6dBi and 11.35dBi,
Beam angle is 76 degree and 110 degree.In this way, low-and high-frequency gain meets the requirements with beam angle, antenna index better performances.
Referring to Fig. 5, Fig. 5 is the emulation isolation schematic diagram of dual-band dual-polarized antenna described in one embodiment of the invention,
From fig. 5, it can be seen that submatrix self-isolation degree reaches 20dB or more.In this way, submatrix self-isolation degree meets the requirements, antenna index performance
Preferably.
Referring to Fig. 6, Fig. 6 is the like-polarized degree of coupling emulation of dual-band dual-polarized antenna described in one embodiment of the invention
Figure, the like-polarized degree of coupling of dual-band dual-polarized antenna can reach 22dB.In this way, the like-polarized degree of coupling meets the requirements, antenna
Index better performances.
Referring to Fig. 7, Fig. 7 is the heteropolar degree of coupling emulation of dual-band dual-polarized antenna described in one embodiment of the invention
Figure, the heteropolar degree of coupling of dual-band dual-polarized antenna can reach 24dB.In this way, the heteropolar degree of coupling meets the requirements, antenna
Index better performances.
Above-mentioned dual-band dual-polarized antenna 30 can guarantee the collimated beam of sound symmetry and cross polarization for preferably improving antenna
Than, on the other hand due to the spacing between relative growth subarray to play the role of improving the degree of coupling between subarray, from
And promote user experience effect.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of radiating element, which is characterized in that two pairs of radiation arms including cross polarization setting, between two pairs of radiation arms
It is formed with cross vacancy section；Each pair of radiation arm includes two high frequency radiation arms and two low frequency radiation arms；Described in two
High frequency radiation arm is in diagonal setting, and two low frequency radiation arms are in diagonal setting；Two high frequency radiation arms and two
A low frequency radiation arm, which corresponds, to be electrically connected and is adjacently positioned；The high frequency radiation arm of radiation arm described in one pair of them
It is adjacently positioned with the low frequency radiation arm of radiation arm described in another pair and is electrically connected by conduct piece；
The arm face area of the high frequency radiation arm is less than the arm face area of the low frequency radiation arm, on the high frequency radiation arm backwards
The side at the center of the cross vacancy section, which is less than on the low frequency radiation arm at a distance from the center of the cross vacancy section, carries on the back
To the cross vacancy section center side at a distance from the center of the cross vacancy section.
2. radiating element according to claim 1, which is characterized in that further include substrate, the radiation arm is is layed in
State the metal layer on substrate.
3. radiating element according to claim 1, which is characterized in that the high frequency radiation arm is equipped with the first vacancy section, institute
Low frequency radiation arm is stated equipped with the second vacancy section；First vacancy section is connected to the cross vacancy section, second vacancy section
It is connected to the cross vacancy section.
4. radiating element according to claim 1, which is characterized in that for the same high frequency for polarizing and being adjacently positioned
Radiation arm and the low frequency radiation arm, a part at edge of the high frequency radiation arm towards the low frequency radiation arm with it is described low
It is electrically connected between a part at edge of the radio-frequency radiation arm towards the high frequency radiation arm, the high frequency radiation arm is towards described low
The another part at the another part at the edge of radio-frequency radiation arm and edge of the low frequency radiation arm towards the high frequency radiation arm it
Between interval setting formed the first polarization isolation vacancy section；Edge of the high frequency radiation arm towards the low frequency radiation arm it is another
Part is additionally provided with the second polarization isolation vacancy section being connected with first polarization isolation vacancy section, low frequency radiation arm face
The third pole being connected with first polarization isolation vacancy section is additionally provided with to the another part at the edge of the high frequency radiation arm
Change isolation vacancy section.
5. radiating element according to claim 1, which is characterized in that for the same high frequency for polarizing and being adjacently positioned
Radiation arm and the low frequency radiation arm, the high frequency radiation arm and the low frequency radiation arm are triangular in shape, the high frequency radiation
The bevel edge of arm and the bevel edge of the low frequency radiation arm are adjacently positioned.
6. radiating element according to claim 1, which is characterized in that the conduct piece includes sequentially connected first metal
Section, the second metal segments and third metal segments；The high frequency radiation arm of radiation arm described in first metal segments and one pair of them
It is connected, the third metal segments are connected with the low frequency radiation arm of radiation arm described in another pair；The conduct piece is located at described
In cross vacancy section.
7. radiating element according to claim 1, which is characterized in that further include cross isolating metal item, the cross every
From the middle part that metal strip is set to the cross vacancy section, and the setting direction of the cross isolating metal item is engraved with the cross
The setting direction of dead zone is identical.
8. radiating element according to claim 7, which is characterized in that the cross isolating metal item is to be centrosymmetric to set
The cross isolating metal item set.
9. according to claim 1 to radiating element described in 8 any one, which is characterized in that further include for radiation arm feedback
The balun of electricity, for the same high frequency radiation arm and the low frequency radiation arm for polarizing and being adjacently positioned, the high frequency radiation
The a part at edge of the arm towards the low frequency radiation arm and edge of the low frequency radiation arm towards the high frequency radiation arm
It is electrically connected between a part, the position that the high frequency radiation arm is connected with the low frequency radiation arm is equipped with feeding point；It is described
Balun includes the first medium plate and second medium plate of right-angled intersection setting, on the first medium plate and the second medium plate
Respectively there is feeding microstrip line, to support the radiation arm and feed for the radiation arm.
10. a kind of dual-band dual-polarized antenna, which is characterized in that single including radiation as claimed in any one of claims 1 to 9
Member.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910590307.4A CN110233343A (en) | 2019-07-02 | 2019-07-02 | Dual-band dual-polarized antenna and radiating element |
| CN202010192178.6A CN111244625B (en) | 2019-07-02 | 2020-03-18 | Dual-frequency dual-polarized antenna and radiating unit |
| CN202020342516.5U CN211879611U (en) | 2019-07-02 | 2020-03-18 | Dual-frequency dual-polarized antenna and radiating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910590307.4A CN110233343A (en) | 2019-07-02 | 2019-07-02 | Dual-band dual-polarized antenna and radiating element |
Publications (1)
| Publication Number | Publication Date |
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| CN110233343A true CN110233343A (en) | 2019-09-13 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910590307.4A Withdrawn CN110233343A (en) | 2019-07-02 | 2019-07-02 | Dual-band dual-polarized antenna and radiating element |
| CN202010192178.6A Active CN111244625B (en) | 2019-07-02 | 2020-03-18 | Dual-frequency dual-polarized antenna and radiating unit |
| CN202020342516.5U Active CN211879611U (en) | 2019-07-02 | 2020-03-18 | Dual-frequency dual-polarized antenna and radiating unit |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010192178.6A Active CN111244625B (en) | 2019-07-02 | 2020-03-18 | Dual-frequency dual-polarized antenna and radiating unit |
| CN202020342516.5U Active CN211879611U (en) | 2019-07-02 | 2020-03-18 | Dual-frequency dual-polarized antenna and radiating unit |
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| CN (3) | CN110233343A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129750A (en) * | 2019-12-20 | 2020-05-08 | 京信通信技术(广州)有限公司 | 5G antenna and radiating element thereof |
| CN112186333A (en) * | 2020-09-29 | 2021-01-05 | 华南理工大学 | Base station antenna, radiation unit and radiation arm |
| CN112421221A (en) * | 2020-10-30 | 2021-02-26 | Oppo广东移动通信有限公司 | Antenna module and customer premises equipment |
| CN112531323A (en) * | 2019-09-19 | 2021-03-19 | 比亚迪股份有限公司 | Antenna |
| CN113690592A (en) * | 2021-08-27 | 2021-11-23 | 罗森伯格技术有限公司 | Radiation element and antenna |
| WO2022032577A1 (en) | 2020-08-13 | 2022-02-17 | Telefonaktiebolaget Lm Ericsson (Publ) | Antenna radiator, and antenna |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110233343A (en) * | 2019-07-02 | 2019-09-13 | 京信通信技术(广州)有限公司 | Dual-band dual-polarized antenna and radiating element |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2772518B1 (en) * | 1997-12-11 | 2000-01-07 | Alsthom Cge Alcatel | SHORT-CIRCUIT ANTENNA MADE ACCORDING TO MICRO-TAPE TECHNIQUE AND DEVICE INCLUDING THIS ANTENNA |
| DE19823749C2 (en) * | 1998-05-27 | 2002-07-11 | Kathrein Werke Kg | Dual polarized multi-range antenna |
| US8354972B2 (en) * | 2007-06-06 | 2013-01-15 | Fractus, S.A. | Dual-polarized radiating element, dual-band dual-polarized antenna assembly and dual-polarized antenna array |
| US8497808B2 (en) * | 2011-04-08 | 2013-07-30 | Wang Electro-Opto Corporation | Ultra-wideband miniaturized omnidirectional antennas via multi-mode three-dimensional (3-D) traveling-wave (TW) |
| CN103036009B (en) * | 2011-09-30 | 2014-12-10 | 京信通信***（中国）有限公司 | Asymmetric dual polarized broadband radiation unit and array antenna |
| WO2016078475A1 (en) * | 2014-11-18 | 2016-05-26 | 李梓萌 | Miniaturized dipole base station antenna |
| CN204497377U (en) * | 2015-04-02 | 2015-07-22 | 江苏捷士通射频***有限公司 | A kind of GSM/LTE dual-band antenna radiating element and antenna |
| CN107196057B (en) * | 2017-06-29 | 2023-07-25 | 京信通信技术(广州)有限公司 | Dual polarized antenna and radiating element thereof |
| CN107317120A (en) * | 2017-07-06 | 2017-11-03 | 安谱络(苏州)通讯技术有限公司 | A kind of compact dual polarization multifrequency antenna, array and its building method |
| CN109659677A (en) * | 2018-12-28 | 2019-04-19 | 华南理工大学 | Antenna and its radiating element |
| CN110233343A (en) * | 2019-07-02 | 2019-09-13 | 京信通信技术(广州)有限公司 | Dual-band dual-polarized antenna and radiating element |
-
2019
- 2019-07-02 CN CN201910590307.4A patent/CN110233343A/en not_active Withdrawn
-
2020
- 2020-03-18 CN CN202010192178.6A patent/CN111244625B/en active Active
- 2020-03-18 CN CN202020342516.5U patent/CN211879611U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112531323A (en) * | 2019-09-19 | 2021-03-19 | 比亚迪股份有限公司 | Antenna |
| CN111129750A (en) * | 2019-12-20 | 2020-05-08 | 京信通信技术(广州)有限公司 | 5G antenna and radiating element thereof |
| EP4064453A4 (en) * | 2019-12-20 | 2022-12-14 | Comba Telecom Technology (Guangzhou) Limited | 5g antenna and radiation unit thereof |
| WO2022032577A1 (en) | 2020-08-13 | 2022-02-17 | Telefonaktiebolaget Lm Ericsson (Publ) | Antenna radiator, and antenna |
| EP4197059A4 (en) * | 2020-08-13 | 2023-09-27 | Telefonaktiebolaget LM Ericsson (publ) | Antenna radiator, and antenna |
| CN112186333A (en) * | 2020-09-29 | 2021-01-05 | 华南理工大学 | Base station antenna, radiation unit and radiation arm |
| CN112421221A (en) * | 2020-10-30 | 2021-02-26 | Oppo广东移动通信有限公司 | Antenna module and customer premises equipment |
| CN113690592A (en) * | 2021-08-27 | 2021-11-23 | 罗森伯格技术有限公司 | Radiation element and antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| CN211879611U (en) | 2020-11-06 |
| CN111244625B (en) | 2022-07-08 |
| CN111244625A (en) | 2020-06-05 |
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Effective date of registration: 20200108 Address after: 510730 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Jinbi Road No. 6 Applicant after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Applicant after: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. Address before: 510730 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Jinbi Road No. 6 Applicant before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Applicant before: Jingxin Communication System (China) Co., Ltd. Applicant before: Jingxin Communication System (Guangzhou) Co., Ltd. Applicant before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
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Application publication date: 20190913 |