Utility model content
The purpose of this utility model is to overcome above-described shortcoming, and what provide a kind of high-gain, good directionality is provided with the unipolarity element antenna increasing aperture frequently.
For achieving the above object, concrete scheme of the present utility model is as follows: a kind of unipolarity element antenna being provided with increasing frequency aperture, include reflecting plate, be located at the multiple oscillators on reflecting plate, described oscillator includes laterally zygomorphic two radiating elements connected by feed line; Described each radiating element includes two the oscillator sheets be symmetrical set, described each oscillator sheet includes the first side arm, the first oblique arm extended obliquely to another oscillator sheet direction from the top of the first side arm, the second oblique arm of extending obliquely to another oscillator sheet direction from the bottom of the first side arm, also includes and to be connected with the free end of the second oblique arm and the second side arm be arranged in parallel with the first side arm; The top of described second side arm is extended with the 3rd oblique arm obliquely to the first side arm direction, is connected with coupling bridge between the second side arm of described two oscillator sheets; Feed arm is connected with between described two radiating elements.
Preferably, the outside of described first side arm and the first oblique arm junction is a fillet, and the radius of described fillet is 0.5mm-1mm.
Preferably, the radius of described fillet is 1mm.
Preferably, described first oblique arm is provided with a vee, and the angle of described breach is 60 °-80 °.
Preferably, the angle of described breach is 70 °.
Preferably, the width of described first side arm is 1.5cm-2cm.
Preferably, the free end of described first oblique arm is provided with the first isolation part.
Preferably, the free end of described 3rd oblique arm is provided with the 3rd isolation part.
Preferably, described first isolation part is silicon dioxide semiconductor.
Preferably, described 3rd isolation part is silicon dioxide semiconductor.
Preferably, described second side arm is provided with the semicircular increasing aperture frequently of at least one side by side near the side of another oscillator sheet.
Preferably, described increasing frequency aperture quantity is 5-8.
Preferably, the described diameter increasing aperture is frequently 0.5mm-1mm.
Preferably, the bottom of described second oblique arm is provided with the second isolation part.
Preferably, described second isolation part is silicon dioxide semiconductor.
Preferably, described second side arm extends at least one spacer bar side by side away from the side of another oscillator sheet.
Preferably, described spacer bar quantity is three, and the length of described three spacer bars is successively decreased from the bottom up successively.
Preferably, the longest described spacer bar length is 10mm.
Preferably, described first side arm is provided with a plurality of first rectangle via hole, and described two the first rectangle via holes are side by side one group;
Preferably, often arranged in parallel is organized; Described often group between the first rectangle via hole is provided with the second rectangle via hole, is filled with silicon dioxide semiconductor in described second rectangle via hole.
Preferably, the length of described second rectangle via hole is 2mm-5mm.
The beneficial effects of the utility model are: by excellent structural design, by constantly test and parameter adjustment under, achieving excellent front and back specific characteristic, than being greater than 30dB before and after the minimum frequency of single radiating element of this antenna, before and after in frequency band, being greater than 32dB than on average; And have higher module gain, according to data measured, as can be seen from directional diagram, its lowest frequency dot gains is greater than 9.37dBi, and in frequency band, average gain is greater than 9.8dBi.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is the front view of oscillator of the present utility model;
Fig. 3 is the partial enlarged drawing of Fig. 2;
Fig. 4 be when frequency is 820MHz before and after the experimental data figure of ratio;
Fig. 5 be when frequency is 850MHz before and after the experimental data figure of ratio;
Fig. 6 be when frequency is 960MHz before and after the experimental data figure of ratio;
Fig. 7 is the directional diagram representing gain when frequency is 820MHz;
Fig. 8 is the directional diagram representing gain when frequency is 850MHz;
Fig. 9 is the directional diagram representing gain when frequency is 960MHz;
Description of reference numerals in Fig. 1 to Fig. 9:
A-reflecting plate; B-oscillator;
1-first side arm; 11-first rectangle via hole; 12-second rectangle via hole;
2-first oblique arm; 21-first isolation part;
3-second oblique arm; 31-second isolation part;
4-second side arm; 41-spacer bar; 42-increases aperture frequently;
5-the 3rd oblique arm; 51-the 3rd isolation part;
6-feed arm; 61-feed line;
7-breach.
Embodiment
Being described in further detail the utility model below in conjunction with the drawings and specific embodiments, is not that practical range of the present utility model is confined to this.
As shown in Figures 1 to 9, a kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, include reflecting plate a, be provided with the multiple oscillator b on reflecting plate a, described oscillator b includes laterally zygomorphic two radiating elements connected by feed line 61; Described each radiating element includes two the oscillator sheets be symmetrical set, described each oscillator sheet includes the first side arm 1, the first oblique arm 2 extended obliquely to another oscillator sheet direction from the top of the first side arm 1, the second oblique arm 3 of extending obliquely to another oscillator sheet direction from the bottom of the first side arm 1, also includes and to be connected with the free end of the second oblique arm and the second side arm 4 be arranged in parallel with the first side arm 1; The top of described second side arm 4 is extended with the 3rd oblique arm 5 obliquely to the first side arm 1 direction, is connected with coupling bridge between the second side arm 4 of described two oscillator sheets; Feed arm 6 is connected with between described two radiating elements; By excellent structural design, by constantly testing and under parameter adjustment, finally determining this structure, excellent communication performance is all shown at 820MHz to 960MHz, concrete, than being greater than 30dB before and after the minimum frequency of single radiating element, before and after in frequency band, be greater than 32dB than on average; Low frequency dot gains is greater than 9.37dBi, and in frequency band, average gain is greater than 9.8dBi; As described in the experimental data of Fig. 4 to Fig. 9, achieve excellent front and back specific characteristic at 820MHz to 960MHz, wherein, when 820MHz, as Fig. 3, than being 31.225dB before and after in its frequency band; When 850MHz, as Fig. 5, than being 33.635dB before and after in its frequency band; When 960MHz, as Fig. 6, than being 34.135dB before and after in its frequency band; And in gain, it is known that we analyze gain performance by bearing data figure, when 820MHz, as Fig. 7, its gain is 9.3521dB; When 850MHz, as Fig. 8, its gain is 9.721dB; When 960MHz, as Fig. 9, its gain is 10.121dB.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, the outside of described first side arm 1 and the first oblique arm junction is a fillet, and the radius of described fillet is 0.5mm-1mm; Described fillet effectively can strengthen the gain effect of high band, records by experiment, when its radius is 0.5mm-1mm, effectively can strengthen the gain effect of high band.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, the radius of described fillet is 1mm; Preferably, when the radius of described fillet is 1mm, it effectively can strengthen the gain effect of high band, records by experiment, and its gain effect is maximum.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, described first oblique arm is provided with a vee 7, and the angle of described breach 7 is 60 °-80 °; When the angle of described breach 7 is 60 °-80 °, effectively can improves front and back ratio, record by experiment, when described in it, the angle of breach 7 is 60 °-80 °, front and back are better than effect.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, the angle of described breach 7 is 70 °; When the angle of described breach 7 is 70 °, effectively can improves front and back ratio, record by experiment, when described in it, the angle of breach 7 is 70 °, front and back are more best than effect.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, the width of described first side arm 1 is 1.5cm-2cm; Record by experiment, it effectively can strengthen the gain effect of high band.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, the free end of described first oblique arm is provided with the first isolation part 21; Record by experiment, arranging the first isolation part 21 effectively can increase isolation, and isolation is at 30dB.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, the free end of described 3rd oblique arm 5 is provided with the 3rd isolation part 51; Record by experiment, arranging the 3rd isolation part 51 effectively can increase isolation, and isolation is at 30dB.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, described first isolation part 21 is silicon dioxide semiconductor.When first isolation part 21 is silicon dioxide semiconductor, record by experiment, the isolation of the first isolation part 21 is maximum, and low-frequency range is all greater than 30dB.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, described 3rd isolation part 51 is silicon dioxide semiconductor.When 3rd isolation part 51 is silicon dioxide semiconductor, record by experiment, the isolation of the second isolation part 31 is maximum, and low-frequency range is all greater than 30dB.
A kind of described in the present embodiment is provided with the unipolarity element antenna increasing aperture frequently, and described second side arm 4 is provided with at least one semicircular increasings frequency aperture 42 side by side near the side of another oscillator sheet; Cross experiment to record, it effectively can strengthen the gain effect of high band.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, described increasing frequently aperture 42 quantity is 5-8; Experiment records, and when described increasing frequency aperture 42 quantity is 5-8, the gain effect of its high band is best.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, the diameter of described increasing frequency aperture 42 is 0.5mm-1mm; Experiment records, and the described diameter increasing aperture 42 is frequently 0.5mm-1mm, and the gain effect of its high band is best.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, the bottom of described second oblique arm is provided with the second isolation part 31; Record by experiment, arranging the second isolation part 31 effectively can increase isolation, and isolation is at 32dB.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, described second isolation part 31 is silicon dioxide semiconductor; Record by experiment, the isolation of the second isolation part 31 is maximum, and low-frequency range is all greater than 35dB.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, described second side arm 4 extends at least one spacer bar 41 side by side away from the side of another oscillator sheet; Record by experiment, arranging spacer bar 41 effectively can increase isolation.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, described spacer bar 41 quantity is three, and the length of described three spacer bars 41 is successively decreased from the bottom up successively.By structural design like this, in the constantly central discovery of experiment, the structure of successively decreasing successively effectively can increase isolation, makes isolation effect more.A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, the longest described spacer bar 41 length is 10mm.Isolation effect so can be made to reach best.
A kind of described in the present embodiment is provided with the unipolarity element antenna increasing aperture frequently: described first side arm 1 is provided with a plurality of first rectangle via hole 11, and described two the first rectangle via holes 11 are side by side one group; A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, often organizes arranged in parallel; Described often group between the first rectangle via hole 11 is provided with the second rectangle via hole 12, is filled with silicon dioxide semiconductor in described second rectangle via hole 12.By this structural design, the electric current theoretical length flowing through the first side arm 1 can be made to increase, and realize the effect improving gain, arranged by this mode, its successful increased, gain is significantly increased.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, the length of described second rectangle via hole 12 is 2mm-5mm.The structural design of this parameter, learns by experiment, its best results.By excellent structural design, by constantly testing and under parameter adjustment, achieving excellent front and back specific characteristic, than being greater than 30dB before and after the minimum frequency of single radiating element, before and after in frequency band, be greater than 32dB than on average; And have higher module gain, according to data measured, as can be seen from directional diagram, its lowest frequency dot gains is greater than 9.37dBi, and in frequency band, average gain is greater than 9.8dBi.
A kind of unipolarity element antenna being provided with increasing frequency aperture described in the present embodiment, the distance of described 3rd isolation part 51 to the first side arm 1 is no less than 5mm.The width of described 3rd isolation part 51 is not less than 1mm.
The above is only a preferred embodiment of the present utility model, therefore all equivalences done according to structure, feature and the principle described in the utility model patent claim change or modify, and are included in the protection range of the utility model patent application.