CN206163701U - Horizontal high -gain vertical polarisation of qxcomm technology array dipole antenna - Google Patents

Abstract

The utility model discloses a horizontal high -gain vertical polarisation of qxcomm technology array dipole antenna, including PCB board, N electrode couple array oscillator and microstrip transmission line and little short and reverse side depth width line, feed coaxial line, connector, overcoat, crimping piece, screw. Little short and reverse side depth width line and the coupling of reverse side first order dipole array oscillator constitute the phase compensation function of lacking manifold type and depth manifold type ba lun converter a little and having excitation oscillator electric current simultaneously. 50 the one end of europe feed coaxial line is connected with the antenna electricity through crimping piece and welding mode, and the other end is connected with the connector electricity. The utility model discloses use first the ba lun transform, impedance conversion, the compensation that differs, secondary coupling excitation integration technique, the international technological difficulty of having captured the horizontal high -gain antenna of qxcomm technology of long and narrow shape plane printing array. The crimping technique of feed coaxial line has increased the degree of coupling of antenna element, has strengthened the uniformity of antenna, stability, and life. The utility model discloses simple structure, production is simple and easy, and the cost is moderate, and is easy -to -use.

Description

Horizontal omnidirectional high-gain vertical polarized array dipole antenna

Technical field

The utility model is applied to WIFI terminal equipment (CPE), and 4G-LTE is changed with the space articulation of WIFI data transfers Equipment, the flooring relay system of satellite communication and the mobile communication indoor base station antenna of each frequency range, base outside mobile communication room The compact apparatus of station antenna.GPS ground data reception processing trunkings, miniaturization military field operation communication apparatus etc..

Background technology

At present, for antenna technology, the flooring relaying and movement for CPE terminal devices and satellite communication is logical The miniaturization diversification of news indoor and outdoor antenna for base station is the mark for leading trend to move towards the digitization information age, in future CPE and satellite communication and the indoor and outdoor application in mobile communication 4G and 5G epoch have and its huge market potential, are to adapt to many Unitization, multiple target, the profound wide technical requirements for covering, the miniaturization to antenna, small size, light weight and horizontal omnidirectional are high Gain aspect proposes brand-new requirement, and existing omni-directional array antenna either volume, weight, and gain index be substantially This requirement cannot also be adapted to.

Therefore, the miniaturization of antenna, light weight, large gain or super large gain become the theme of WeiLai Technology.This antenna Utility model, accurately directly enters theme rapidly, and the New Times for all solving above-mentioned technology and outward appearance etc. requires.

Utility model content

The purpose of this utility model is to provide a kind of small volume, efficiency high and with the horizontal omnidirectional of relative super large gain Antenna.Mechanical crimp component of the present utility model does not affect antenna performance to also add the degree of coupling of antenna oscillator, is antenna The uniformity and stability of large-scale production is laid a good foundation.Extend antenna service life.The utility model is using innovation skill Art, has important breakthrough in small-sized plane array antenna horizontal omnidirectional high-gain technical elements.

To achieve these goals, the utility model discloses a kind of horizontal omnidirectional high-gain vertical polarized array dipole antenna Line, it is characterised in that:Including pcb board, N electrode couple array oscillators, microstrip transmission line, overcoat, the feeding coaxial lines in 50 Europe and Connector, N is the integer more than or equal to 2, and the tow sides of the pcb board are provided with N antithesis along longitudinal direction with a determining deviation respectively Pole array oscillator and two groups of microstrip transmission lines, the overcoat is assemblied on the pcb board metal on the pcb board to protect Part, per group of microstrip transmission line shakes respectively from the pcb board bottom up obverse N number of dipole array in parallel Son, it is front first order micro-strip that the positive microstrip transmission line is located at a section of corresponding surface bottommost dipole array oscillator region Transmission line, it is the reverse side first order that the microstrip transmission line of reverse side is located at a section of corresponding surface bottommost dipole array oscillator region Microstrip transmission line or reverse side depth wide line, the reverse side first order microstrip transmission line or reverse side depth wide line lower end are connected with The micro- short wide line of ground connection, micro- short wide line is the wide line of the bottom horizontally set along the pcb board, the front the One-level microstrip transmission line, reverse side first order microstrip transmission line and micro- short wide line constitute micro- short manifold type balun converter, described One end of feeding coaxial lines is electrically connected by welding manner with micro- short manifold type balun converter, and the other end is electric with connector Connection, micro- short manifold type balun converter constitutes short distance coupled structure with the first order dipole array oscillator of the reverse side, This is first scheme；The front first order microstrip transmission line, reverse side depth wide line constitute depth and couple with micro- short wide line Formula balun converter, one end of the feeding coaxial lines is become by way of compressing piece and welding with the depth manifold type balun Parallel operation is electrically connected, and the other end is electrically connected with connector, and the compressing piece is located at the reverse side depth wide line and micro- short wide line The top of combination zone, and being fixed on the pcb board by screw or rivet, the depth manifold type balun converter and institute The first order dipole array oscillator and the compressing piece for stating reverse side constitutes clearance type coupled structure, and this is alternative plan.It is more than Of the present utility model 1st, 2 schemes.

Compared with prior art, on the one hand, the microstrip transmission line of the utility model pcb board bottom (first order transmission line or Reverse side depth wide line) it is coupled with the dipole array oscillator of bottommost so that antenna size is substantially reduced and to dielectric loss Recompense with feeder loss.On the other hand, the utility model adopts microstrip transmission line coupling grounding wide line (micro- short width Line) mode realize that balun conversion and the impedance of Differential Output are converted, only a connector need to be set, you can relative in length, width and height Very high horizontal omnidirectional gain is realized on the pcb board of very little.Another further aspect, the utility model can pass through micro- in the bottom of pcb board Band transmission line carries out direct feed, it is to avoid coupling loss that feeding coaxial lines extend to array antenna centre feed and cause and The problem that has a down dip of radiation directivity, and cause the Differential Output of balun change with more substance, substantially increase antenna efficiency And gain.To sum up, the micro- short manifold type balun converter of the utility model or depth manifold type balun converter not only volume very little, And unbalanced voltage condition is converted to into balance is input into and adjusts input impedance, while with secondary coupling excitation mode electrode couple array Oscillator is recompensed with differing for microstrip transmission line, so as to pcb board tow sides bottommost dipole array oscillator is greatly enhanced Exciting current.I.e. the utility model is regarded as the amplifier of radiated electromagnetic energy by antenna, and phase compensation is to improve amplifier The key technology of gain, the technology allows the volume of array antenna to be fabricated to the volume of relative resonant frequency wavelength very little, And make the utility model that the horizontal omnidirectional gain of 8dBi can be done up on the comparatively small pcb board of length, width and height, capture It is difficult to break through the world of 5dBi relative to working frequency range small ultra-thin small size strip planar array antenna horizontal omnidirectional gain Property technical barrier.

Wherein, in alternative plan, the compressing piece is fixed on the upper area of reverse side depth wide line and micro- short wide line, So that the depth manifold type balun converter has the impedance conversion of close coupling form with reverse side bottommost dipole array oscillator Structure, wherein, the structure also forms the depth manifold type balun converter and reverse side bottommost dipole array coupling shape The structure of the secondary excitation electric current of formula.The program breaches the technical barrier of the inexpensive high-gain of miniaturization, is the big rule of antenna The technical matters of the signal search rotation debugging of the uniformity and stability of mould production and the random direction at installation scene is asked Topic has established the basis of practicality, substantially prolongs the service life of antenna, and the use of compressing piece becomes with overall antennas Integrally, not only compressing piece will not be on the contrary made to become close coupling increasing because of the electricity function index of the addition reduction antenna of mechanical performance Plus the important devices of exciting current difference compensation.

Based on the 2nd scheme, the both sides at the middle part of the reverse side depth wide line offer symmetrical longitudinal fluting.More than It is the 3rd scheme of the present utility model.

Based on the 2nd scheme, the height of the reverse side depth wide line is vertical less than or equal to the horizontal omnidirectional high-gain 1/2 medium wavelength of polarized array dipole antenna operating frequency.It is more than the 4th scheme of the present utility model.

Based on the 2nd scheme, the centre of the reverse side depth wide line is provided with double square engraved structure, to form decoupling electricity Road, to greatest extent retardance reduces phase shift and the dough softening of the forward current that the coupling of microwave transmission negative-phase sequence curent is caused.More than It is the 5th scheme of the present utility model.

It is described to be cased with two and be symmetrically set in the tow sides of the pcb board outward based on the 1st, 2 schemes, described in two The strip structure of the form fit of overcoat and pcb board, and the overcoat of positive overcoat and reverse side respectively with antenna structure portion Gap is consistent, and is assembled on the pcb board with buckle or ultrasonic closed manners.The microtechnic of overcoat guarantees inner antenna not Corroded by wind and rain humidity, extension antenna service life, while so that accurately symmetrically structure ensure that omnidirectional's spoke of antenna The circularity penetrated.It is more than the 6th scheme of the present utility model.

Based on the 2nd scheme, the feeding coaxial lines are through micro- short wide line and make the outer conductor of its one end meet institute State the outer conductor tie point of depth manifold type balun converter, another termination connector, the compressing piece is crimped on described On the insulating barrier of feeding coaxial lines and it is fixed on micro- short wide line.It is more than the 7th scheme of the present utility model.

Based on the 7th scheme, the inner wire of the feeding coaxial lines is from the reverse side of the pcb board across by described anti- The via insertion arranged on the depth wide line of face is transitioned into front, and is directly welded in the front first in frontal exposure position Level microstrip transmission line is electrically connected on contact.It is more than the 8th scheme of the present utility model.

Based on the 1st, 2 schemes, microstrip transmission line described in two groups connects respectively the several antithesis positioned at the pcb board positive and negative In the middle of the array oscillator of pole, and N level microstrip transmission lines, front several levels institute are divided into by obverse several dipole array oscillators State microstrip transmission line to be respectively located at the front first order microstrip transmission line below the dipole array oscillator of bottommost and be located at N-1 levels front secondary microstrip transmission line between adjacent dipole array oscillator, in first scheme, micro-strip transmission described in reverse side several levels Line is respectively located at the reverse side first order microstrip transmission line below the dipole array oscillator of bottommost and positioned at adjacent dipole battle array N-1 levels reverse side secondary microstrip transmission line between row oscillator；In alternative plan, the N levels microstrip transmission line of reverse side is respectively Reverse side depth wide line and the N-1 between adjacent dipole array oscillator below the dipole array oscillator of bottommost Level reverse side secondary microstrip transmission line.This is the 9th, 10 technical schemes of the utility model.

Based on the 9th or 10 scheme, every one-level micro-strip that microstrip transmission line described in two groups is arranged along pcb board by bottom up Transmission line, its width is wide step by step to diminish to form wide varying type microstrip transmission line.This is the 11st technology of the utility model Scheme.The program causes the utility model to use and presents the multipair dipole array oscillator of structure using the micro-strip transmission upwards per unit The mode of line width gradually constriction, form width gradual change pattern, and upwards the impedance of coupling effect is incremented by meet input impedance Compensation, reduces the deviation of the out-of-roundness caused by antenna oscillator coupling.

Based on the 1st, 2 schemes, impedance conversion groove is carved with the front first order microstrip transmission line, and the impedance becomes Change groove and constitute impedance transformer with balun converter.Wherein, the impedance conversion groove constitutes larger impedance with balun converter Transformation range with realize coaxial line it is in parallel with the input impedance of array dipole antenna after impedance matching and need not be by power splitter Every a pair of oscillators are fed respectively.Impedance converts the impedance matching perfect adaptation of groove and balun converter so that the utility model The uneven transformation to balance input is realized while can realizing that impedance is converted in extremely short size range.It is more than this practicality The 12nd new scheme.

Based on the 12nd scheme, the impedance conversion groove is spill, and located at the front first order microstrip transmission line or Person is respectively arranged on the groove symmetrically or non-symmetrically of front first order microstrip transmission line and reverse side first order microstrip transmission line.More than It is the 13rd scheme of the present utility model.

Based on the 13rd scheme, the impedance conversion groove is positive double to be opened in the front first order microstrip transmission line Rectangle is superimposed groove.This is the 14th scheme of the utility model.

Based on the 1st, 2 schemes, the feeding coaxial lines inner wire is connected to front first order microstrip transmission line impedance and becomes Change the contact that is electrically connected of the lower section of groove.This is the 15th scheme of the utility model.

Based on the 9th, 10 schemes, the reverse side secondary transmission line and the front secondary transmission line at least two.With On be the 16th scheme of the present utility model.

Based on the 1st, 2 schemes, the pcb board is more than or equal to 8 in longitudinal bar shaped, length-width ratio.Antenna shapes length-width ratio is big It is the uniformity of the large-scale production of antenna and stable in the rotation bending problem of the antenna routine outward appearance of 8 most practicality Property and the technical matters problem of signal search rotation debugging of random direction at installation scene established the basis of practicality, It is more than the 17th scheme of the present utility model.

Based on the 1st, 2 schemes, described dipole array a period of time is U-shaped structure, with guarantee oscillator radiation arm to greatest extent 1/4 wavelength of the operating frequency of close free space.

Based on the 1st, 2 schemes, the height of micro- short wide line is less than or equal to the vertical pole of the horizontal omnidirectional high-gain Change 1/4 medium wavelength of array dipole operating frequency of antenna.

Based on the 1st scheme, the feed spacing in adjacent two a period of time is 56-69mm.To ensure per the feedback of group pattern oscillator homophase Electricity.

Better, the distance of each side adjacent dipole array oscillator is 62mm.

Description of the drawings

Fig. 1 be horizontal omnidirectional high-gain vertical polarized array dipole antenna described in the utility model first embodiment just Face structural representation.

Fig. 2 is the anti-of horizontal omnidirectional high-gain vertical polarized array dipole antenna described in the utility model first embodiment Face structural representation.

Fig. 3 is the structure on horizontal omnidirectional high-gain vertical polarized array dipole antenna jacket described in the utility model after overcoat Schematic diagram.

Fig. 4 is that the voltage standing wave ratio of horizontal omnidirectional high-gain vertical polarized array dipole antenna described in the utility model is illustrated Figure.

Fig. 5 is horizontal omnidirectional high-gain vertical polarized array dipole antenna described in the utility model in centre frequency The positive and negative 2 degree of radiation gain figures of 3.55GHZ horizontal planes.

Fig. 6 be horizontal omnidirectional high-gain vertical polarized array dipole antenna described in the utility model second embodiment just Face structural representation.

Fig. 7 is the anti-of horizontal omnidirectional high-gain vertical polarized array dipole antenna described in the utility model second embodiment Face structural representation.

Fig. 8 is horizontal omnidirectional high-gain vertical polarized array dipole antenna described in the utility model second embodiment Voltage standing wave ratio schematic diagram.

Fig. 9 is horizontal omnidirectional high-gain vertical polarized array dipole antenna described in the utility model second embodiment in The positive and negative 2 degree of radiation gain figures of frequency of heart 3.55GHZ horizontal planes.

Specific embodiment

To describe technology contents of the present utility model, structural feature in detail, purpose and effect being realized, below in conjunction with enforcement Mode simultaneously coordinates accompanying drawing to be explained in detail.

Referring to figs. 1 to Fig. 2, the utility model discloses a kind of horizontal omnidirectional high-gain vertical polarized array dipole antenna 100, including pcb board 10, antenna oscillator 11-16, microstrip transmission line 21-26, overcoat 60, the feeding coaxial lines 30 in 50 Europe and company Connect device 50.

Referring to figs. 1 to Fig. 2, in the first embodiment, the antenna oscillator includes 3 electrode couple array oscillator 11-16, The front of pcb board 10 is provided with 3 dipole array oscillator 11-13 with a determining deviation from bottom to up, be made up of feeding transmission line One group of microstrip transmission line is located at the front of the pcb board 10, and the dipole array oscillator 11-13 in parallel, now, three idols The microstrip transmission line divide into three sections by pole array oscillator 11-13, and bottommost dipole array oscillator is respectively located at from the bottom to top The front first order microstrip transmission line 21 of 11 lower sections, the secondary microstrip transmission line between dipole array oscillator 11,12：Front Second level microstrip transmission line 22, and the secondary microstrip transmission line between dipole array oscillator 12,13：The third level is micro- in front Band transmission line 23.It is identical with the front of pcb board 10, from bottom to up 3 electrode couple battle arrays are provided with a determining deviation in the reverse side of pcb board 10 Row oscillator 14-16, the reverse side in parallel idol of second be made up of the feeding transmission line group microstrip transmission line located at the pcb board 10 Pole array oscillator 14-16, now, the microstrip transmission line divide into three sections by three dipole array oscillator 14-16, divide from the bottom to top It is not reverse side first order microstrip transmission line 24, the reverse side second level microstrip transmission line positioned at the lower section of bottommost dipole array oscillator 14 25 (are located at dipole array oscillators 11,12 between), reverse side third level microstrip transmission line 26 (be located at dipole array oscillator 12,13 it Between), and the reverse side first order microstrip transmission line 24 is coupled with the dipole array oscillator 14.Wherein, in the present embodiment, The tow sides of the pcb board 10 have respectively three dipole array oscillators, but the number of dipole array oscillator is not limited in In above range, the number of the double-edged dipole array oscillator of the pcb board 10 can also be two couples, four couples, five couples etc. N Right, secondary strip transmission line can only include second level microstrip transmission line, it is also possible to including N such as the second level, the third level, the fourth stages Individual secondary microstrip transmission line, and to be preferred less than 5 grades.

Wherein, front first order microstrip transmission line 21, the reverse side first order micro-strip transmission of the bottom of the utility model pcb board 10 Line 24 is coupled respectively with the dipole array oscillator 14 of bottommost, produces impedance transform part and secondary coupling excitation electricity Stream so that antenna size be can be made smaller.

With reference to Fig. 2, the reverse side bottom of the pcb board 10 is additionally provided with and the bottom of reverse side first order microstrip transmission line 14 electricity The micro- short wide line 40 of the ground connection of connection, front first order microstrip transmission line 21, reverse side first order microstrip transmission line 24 and described Micro- short wide line 40 constitutes micro- short manifold type balun converter 40, micro- short manifold type balun converter 40 and the idol Pole array oscillator 14 is coupled, and unbalanced voltage condition is converted to balance and is input into and adjusts by micro- short manifold type balun converter 400 Section input impedance, while providing secondary coupling excitation electric current for reverse side oscillator 14.The feeding coaxial lines 30 connect micro- short coupling The internal and external conductor tie point (be electrically connected contact) of box-like balun converter, it is another to terminate the connector 50.Wherein, the feed is same The outer conductor of the one end of axis 30 connects micro- short wide line 400, and the heart yearn at the end connects the front first order microstrip transmission line 211 The contact 301 that is electrically connected, another termination of the heart yearn of feeding coaxial lines 30 connector 50.

Wherein, the outer conductor of the one end of the feeding coaxial lines 30 connects micro- short wide line 40, and the heart yearn of front end is welded on The front first order microstrip transmission line 211 is electrically connected on contact 301, another termination of heart yearn connection of feeding coaxial lines 30 Device 50.

The utility model is coupled using microstrip transmission line and realizes that balun is converted and Differential Output by the way of micro- short wide line 400 Impedance conversion, only a connector 50 need to be set, you can realize being up to 6dbi's on the comparatively small pcb board 10 of length, width and height Horizontal omnidirectional gain (refers to Fig. 7).Another further aspect, the utility model is carried out directly in the bottom of pcb board by microstrip transmission line Feed, it is to avoid under coupling loss and radiation directivity that feeding coaxial lines 30 extend to antenna oscillator centre feed and cause Incline problem, and cause the Differential Output of balun conversion with more substance, substantially increase antenna efficiency and gain.Wherein, exist In the present embodiment, the pcb board 10 is more than or equal to 8 in longitudinal bar shaped, length-width ratio.

Based on above-described embodiment, in a preferred embodiment of the present utility model, the micro-strip transmission of the positive and negative of pcb board 10 The width of line is tapered into according to series by bottom up, to form the wide microstrip transmission line for narrowing step by step, i.e. front the 3rd Level microstrip transmission line 23 is narrower than front second level microstrip transmission line 22, and front second level microstrip transmission line 22 is narrower than the front first order Microstrip transmission line 21.The program the utility model is used and present the multipair dipole array oscillator of structure using per unit upwards The mode of microstrip transmission line width gradually constriction, forms width gradual change pattern, and upwards coupling effect is made to meet characteristic impedance Into the incremental compensation of impedance.In still more preferably embodiment of the present utility model, the microstrip transmission line width of adjacent rank Wide change is spent, the error of the out-of-roundness caused by antenna oscillator coupling is reduced.

Based on above-described embodiment, in a preferred embodiment of the present utility model, front first order microstrip transmission line 21 On be carved with impedance conversion groove 211, and the impedance matching of the impedance conversion groove 211 and balun converter, together constitute wide model The impedance transformer for enclosing.Impedance converts the impedance matching perfect adaptation of groove and balun converter so that the utility model can be in pole The uneven transformation to balance input is realized while realizing that impedance is converted in short size range.On the other hand, in one side Impedance conversion groove 211 is carved on microstrip transmission line and also achieves requirement of the input to impedance matching after the parallel connection of the units of 75 Ω tri-.Tool Body ground, impedance conversion groove 211 is spill and located at the symmetrical grooves of the both sides of front first order strip transmission line 21.Certainly, Impedance conversion groove 211 can also be the asymmetric groove located at the one or both sides of front first order strip transmission line 21.

With reference to Fig. 1, in the present embodiment, the impedance conversion groove 211 is a rectangular recess.With reference to Fig. 6, in this practicality In new second embodiment, the impedance conversion groove 211 is that double square is superimposed groove, and is the longitudinal direction along pcb board.

Wherein, in the present embodiment, micro- short wide line 40 is by a micro- short wide line group along pcb board horizontally set Into the height of micro- short wide line 40 is smaller than the width of the microstrip transmission line.It is described micro- short in a more excellent embodiment 1/4 medium of the height of wide line 40 less than or equal to the horizontal omnidirectional high-gain vertical polarized array dipole operating frequency of antenna Wavelength.

Based on above-described embodiment, in a preferred embodiment of the present utility model, the pcb board 10 is in longitudinal bar shaped, Micro- short wide line 40 is horizontally set at reverse side bottom along the pcb board 10.The program causes described in the utility model micro- short It is that extremely short conductor micro-strip is constituted that wide line 40 has the extremely short size of opposite peripheral and peripheral space, i.e. earth plate, further Reduce the size of antenna.

In the present embodiment, in the double-edged several electrode couple array oscillators of pcb board 10 adjacent dipole array oscillator away from From for 62mm.To guarantee that each unit array oscillator homophase feeds.

Wherein, the connector 50 is the SMA connectors of 50 Ω, and the feeding coaxial lines are the coaxial line of 50 Ω.

Wherein, the frequency of the horizontal omnidirectional high-gain vertical polarized array dipole antenna 100 is 3300-3800MHZ, in Frequency of heart is 3550MHZ.

It is that the voltage of horizontal omnidirectional high-gain vertical polarized array dipole antenna 100 described in the utility model is stayed with reference to Fig. 4 Bob schematic diagram, average standing-wave ratio is less than 1.5.It is horizontal omnidirectional high-gain vertical polarized battle array described in the utility model with reference to Fig. 5 Radiation gain figure of the row dipole antenna 100 in positive and negative 2 degree of centre frequency 3.55GHZ horizontal plane.

With reference to Fig. 3, the overcoat 60 is located at the pcb board 10, antenna oscillator, balun converter, microstrip transmission line, coaxial Outside line 30, the connector 50 is installed on the bottom of the overcoat 60.Wherein, the overcoat 60 be assemblied on the pcb board 10 with Metal part on the pcb board 10 of protection.

Preferably, the overcoat 60 has two and is symmetrically set in the tow sides of the pcb board 10, two overcoats 60 With the strip structure of the form fit of pcb board 10, and the overcoat 60 of positive overcoat 60 and reverse side respectively with antenna structure portion The gap of (feeding coaxial lines of metal part, dipole array oscillator, microstrip transmission line and 50 Europe including pcb board) is consistent, And be assembled on the pcb board 10 with buckle or ultrasonic closed manners.

It is second embodiment of the present utility model with reference to Fig. 6 and Fig. 7.With reference to Fig. 7, and unlike first embodiment, In the embodiment, the reverse side depth wide line 805 of the horizontal omnidirectional high-gain vertical polarized array dipole antenna 100 ' is replaced Reverse side first order transmission line 24 in first embodiment.The front first order microstrip transmission line 21, reverse side depth wide line 805 Depth manifold type balun converter 40 ' is constituted with micro- short wide line 40, one end of the feeding coaxial lines 30 passes through compressing piece 801 Electrically connect with the depth manifold type balun converter 40 ' with the mode of welding, the other end is electrically connected with connector 50, the pressure Contact pin 801 is located at the top of the reverse side depth wide line 805 and micro- combination zone of short wide line 40, and solid by screw 802 On the pcb board 10, the first order dipole array oscillator 14 of the depth manifold type balun converter 40 ' and the reverse side Clearance type coupled structure is constituted with the compressing piece 801.

Wherein, the both sides of the centre of the reverse side depth wide line 805 offer symmetrical longitudinal fluting 806,

Wherein, the height of the reverse side depth wide line 805 is less than or equal to the horizontal omnidirectional high-gain vertical polarized battle array 1/2 medium wavelength of the operating frequency of row dipole antenna 100.

Wherein, the longitudinal fluting 803 is along the longitudinally disposed double square hollow out groove of the pcb board, and double square hollow out is recessed To form decoupling circuit structure, retardance to greatest extent reduces the forward current that the coupling of microwave transmission negative-phase sequence curent is caused to groove Phase shift and the dough softening.Double square hollow out groove is formed by stacking by two rectangular recess along the longitudinal direction of pcb board, by underlying First groove and positioned at the first groove top and be narrower than the first groove the second groove composition.

With reference to Fig. 7, micro- short wide line 40 and reverse side depth wide line 805 that the compressing piece 801 is fixed on pcb board 10 Top, so that the depth manifold type balun converter 40 ' has close coupling form with reverse side bottommost dipole array oscillator 14 Impedance mapped structure.The depth manifold type balun converter 40 ' is indulged for 801 times including compressing piece with depth reverse side upwards Deep wide line 805 and with reverse side bottommost dipole array oscillator 14 have close coupling form impedance mapped structure.Wherein, it is described Reverse side depth wide line 805 is located at the part below double square hollow out groove and is connected with micro- short wide line 40.Compressing piece 801 is fixed In the part that micro- short wide line 40 and reverse side depth wide line 805 connect.

Wherein, the feeding coaxial lines 30 are through micro- short wide line 40 and make the outer conductor of its one end connect depth coupling The outer conductor tie point of formula balun converter 40 ' and the region of reverse side depth wide line 805805, another termination connector 50, The compressing piece 801 is crimped on the insulating barrier 31 of the feeding coaxial lines 30 and by crimping screw 802 by the compressing piece 801 tops for being fixed on micro- short wide line 400.The program causes the utility model to be easy to produce in batches and assemble.Certainly, crimp Screw 802 can also be replaced by crimping rivet.

With reference to Fig. 6 and Fig. 7, the inner wire of the feeding coaxial lines 30 passes through depth manifold type balun from the reverse side of pcb board 10 Converter 40 ' is welded to front first order microstrip transmission line 21, and front first order microstrip transmission line 21 has double square to be superimposed Groove constitutes impedance conversion groove 211 '.

With reference to the standing-wave ratio schematic diagram that Fig. 8 is the utility model second embodiment scheme.Maximum standing wave is little in working frequency range In 1.5, national standard is 1.8.Parameter schematic diagram is surveyed with out-of-roundness for the gain of the utility model alternative plan with reference to Fig. 9, In whole working frequency range, out-of-roundness all less than national standard 2.0dB in the case of (according to test data minimax gain DB is worth ratio to calculate except 2), maximum frequency gain reaches 9.99dB, deducts darkroom compensation precision error, and close 9dBi. is maximum It is 7.95dB that frequency average gain calculates gained, deducts darkroom compensation precision error, is approximately equal to 6.25dBi, and extremely close 3 grades humorous Formula of shaking array dipole antenna theory synthesizes maximum gain 6.45dBi.Thereby confirm the vertical polarization battle array of the utility model creation Row dipole antenna differs the feed of compensation using secondary coupling excitation and impedance converts and balances unbalanced transformation and unites two into one Technology so that the utility model possesses miniaturization, light weight, ultrathin feature.

To sum up, the utility model provides a kind of small volume, efficiency high and with the horizontal omnidirectional of relative super large gain Antenna.Its key technology is balun converter (including micro- short manifold type balun converter and depth manifold type balun converter) Integrated with secondary coupling excitation and phase compensation, its theoretical foundation is that antenna is regarded as the amplifier of radiated electromagnetic energy, And phase compensation is the key technology for improving amplifier gain.The primary oscillator (dipole array oscillator 14) of antenna and balun are become Parallel operation is coupled, and reduces the hardware and complexity required for impedance transform part.The successful creation of the technology, makes extra small Type high-gain planar array antenna technique enters the practical stage that high-volume moves towards market.The utility model is applied to 1.92- 10GHz is even with the miniaturization All-Round High Gain Antenna of the wireless telecommunications system of super band.In 1920-2170MHz most When low-frequency range works, antenna height is less than 260MM, and width is less than 30MM, can but reach the horizontal omnidirectional gain higher than 6dBi. Furthermore, the utility model second embodiment makes mechanical crimp component not affect antenna performance to also add the coupling of antenna oscillator Degree, is that the uniformity and stability of the large-scale production of antenna is laid a good foundation.Extend antenna service life.The utility model Using innovative technology, there is important breakthrough in small-sized plane array antenna horizontal omnidirectional high-gain technical elements.

Described above is only preferred embodiment of the present utility model, can not limit this practicality with this certainly new The interest field of type, therefore the equivalent variations made according to the utility model claim, still belong to the utility model and are covered Scope.

Claims (17)

1. a kind of horizontal omnidirectional high-gain vertical polarized array dipole antenna, it is characterised in that:Including pcb board, N electrode couple arrays Oscillator, microstrip transmission line, overcoat, the feeding coaxial lines in 50 Europe and connector, N is the integer more than or equal to 2, the pcb board Tow sides respectively along longitudinal direction N electrode couple array oscillators and two groups of microstrip transmission lines, the overcoat are provided with a determining deviation The metal part being assemblied on the pcb board on the pcb board to protect, per group of microstrip transmission line is respectively from described Pcb board bottom up obverse N number of dipole array oscillator in parallel, the positive microstrip transmission line is located at corresponding surface most One section of bottom dipole array oscillator region is front first order microstrip transmission line, and the microstrip transmission line of reverse side is located at correspondence One section of face bottommost dipole array oscillator region is reverse side first order microstrip transmission line or reverse side depth wide line, the reverse side First order microstrip transmission line or reverse side depth wide line lower end are connected with the micro- short wide line of ground connection, and micro- short wide line is edge The wide line of the bottom horizontally set of the pcb board, the front first order microstrip transmission line, reverse side first order microstrip transmission line Micro- short manifold type balun converter is constituted with micro- short wide line, one end of the feeding coaxial lines is micro- with described by welding manner Short manifold type balun converter electrical connection, the other end is electrically connected with connector, micro- short manifold type balun converter with it is described The first order dipole array oscillator of reverse side constitutes short distance coupled structure, and this is first scheme；The front first order micro-strip transmission Line, reverse side depth wide line constitute depth manifold type balun converter with micro- short wide line, and one end of the feeding coaxial lines leads to The mode for crossing compressing piece and welding is electrically connected with the depth manifold type balun converter, and the other end is electrically connected with connector, institute State compressing piece and be located at the top of the reverse side depth wide line and micro- short wide line combination zone, and fixed by screw or rivet On the pcb board, the first order dipole array oscillator and the pressure of the depth manifold type balun converter and the reverse side Contact pin constitutes clearance type coupled structure, and this is alternative plan.

2. horizontal omnidirectional high-gain vertical polarized array dipole antenna as claimed in claim 1, it is characterised in that：The reverse side The both sides at the middle part of depth wide line offer symmetrical longitudinal fluting.

3. horizontal omnidirectional high-gain vertical polarized array dipole antenna as claimed in claim 1, it is characterised in that：The reverse side 1/2 Jie of the height of depth wide line less than or equal to the horizontal omnidirectional high-gain vertical polarized array dipole operating frequency of antenna Matter wavelength.

4. horizontal omnidirectional high-gain vertical polarized array dipole antenna as claimed in claim 1, it is characterised in that：The reverse side The centre of depth wide line is provided with double square engraved structure, to form decoupling circuit.

5. horizontal omnidirectional high-gain vertical polarized array dipole antenna as claimed in claim 1, it is characterised in that：The overcoat There are two and be symmetrically set in the tow sides of the pcb board, the strip structure of the form fit of two overcoats and pcb board, And the overcoat of positive overcoat and reverse side is consistent with the gap of antenna structure portion respectively, and with buckle or ultrasonic closed manners dress It is fitted on the pcb board.

6. horizontal omnidirectional high-gain vertical polarized array dipole antenna as claimed in claim 1, it is characterised in that：The feed Coaxial line is through micro- short wide line and makes the outer conductor of its one end connect the outer conductor of the depth manifold type balun converter Tie point, another termination connector, the compressing piece is crimped on the insulating barrier of the feeding coaxial lines and is fixed on institute State on micro- short wide line.

7. horizontal omnidirectional high-gain vertical polarized array dipole antenna as claimed in claim 6, it is characterised in that：The feed The inner wire of coaxial line is from the reverse side of the pcb board across being inserted by the via arranged on the reverse side depth wide line Cross to front, and being electrically connected on contact of the front first order microstrip transmission line is directly welded in frontal exposure position.

8. horizontal omnidirectional high-gain vertical polarized array dipole antenna as claimed in claim 1, it is characterised in that：Described in two groups Microstrip transmission line connects respectively in the middle of several electrode couple array oscillators of the pcb board positive and negative, and by obverse several The dipole array oscillator is divided into N level microstrip transmission lines, and microstrip transmission line described in the several levels of front is respectively positioned at bottommost Front first order microstrip transmission line below dipole array oscillator and the N-1 levels front between adjacent dipole array oscillator Secondary microstrip transmission line, in first scheme, microstrip transmission line described in reverse side several levels respectively shakes positioned at the dipole array of bottommost Reverse side first order microstrip transmission line below son and the N-1 levels reverse side secondary micro-strip between adjacent dipole array oscillator are passed Defeated line；In alternative plan, the N levels microstrip transmission line of reverse side is respectively anti-below the dipole array oscillator of bottommost Face depth wide line and the secondary microstrip transmission line of the N-1 levels reverse side between adjacent dipole array oscillator.

9. horizontal omnidirectional high-gain vertical polarized array dipole antenna as claimed in claim 8, it is characterised in that：Described in two groups Every one-level microstrip transmission line that microstrip transmission line is arranged along pcb board by bottom up, its width is wide step by step to diminish with formation etc. Wide varying type microstrip transmission line.

10. horizontal omnidirectional high-gain vertical polarized array dipole antenna as claimed in claim 1, it is characterised in that：It is described just Impedance conversion groove is carved with the first order microstrip transmission line of face, and impedance conversion groove constitutes impedance conversion with balun converter Device.

11. horizontal omnidirectional high-gain vertical polarized array dipole antennas as claimed in claim 10, it is characterised in that：The resistance It is spill that resistance changes groove, and located at the front first order microstrip transmission line or is respectively arranged on front first order microstrip transmission line With the groove symmetrically or non-symmetrically of reverse side first order microstrip transmission line.

12. horizontal omnidirectional high-gain vertical polarized array dipole antennas as claimed in claim 10, it is characterised in that：The resistance Resistance changes groove and is superimposed groove to be opened in the positive double square of the front first order microstrip transmission line.

13. horizontal omnidirectional high-gain vertical polarized array dipole antennas as claimed in claim 1, it is characterised in that：The feedback Electric coaxial inner conductor is connected to the contact that is electrically connected of the lower section of front first order microstrip transmission line impedance conversion groove.

14. horizontal omnidirectional high-gain vertical polarized array dipole antennas as claimed in claim 8, it is characterised in that：It is described anti- Face secondary transmission line and the front secondary transmission line at least two.

15. horizontal omnidirectional high-gain vertical polarized array dipole antennas as claimed in claim 1, it is characterised in that：The PCB Plate is more than or equal to 8 in longitudinal bar shaped, length-width ratio.

16. horizontal omnidirectional high-gain vertical polarized array dipole antennas as claimed in claim 1, it is characterised in that：It is described micro- 1/4 medium of the height of short wide line less than or equal to the horizontal omnidirectional high-gain vertical polarized array dipole operating frequency of antenna Wavelength.

17. horizontal omnidirectional high-gain vertical polarized array dipole antennas as claimed in claim 1, it is characterised in that：Adjacent two The feed spacing in a period of time is 56-69mm.