CN204538216U - Be provided with the single-polarized antennas increasing frequency band - Google Patents
Be provided with the single-polarized antennas increasing frequency band Download PDFInfo
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- CN204538216U CN204538216U CN201520263185.5U CN201520263185U CN204538216U CN 204538216 U CN204538216 U CN 204538216U CN 201520263185 U CN201520263185 U CN 201520263185U CN 204538216 U CN204538216 U CN 204538216U
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- frequency band
- radiation fin
- polarized antennas
- increasing frequency
- radiation
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Abstract
The utility model discloses a kind of single-polarized antennas being provided with increasing frequency band, include two laterally zygomorphic oscillator unit; Described each oscillator unit includes leg-of-mutton first radiation fin, is formed with leg-of-mutton endoporus in described first radiation fin; The transition radiation plate had with its base vertical is extended on the base of described first radiation fin, and the free end of described transition radiation plate is provided with second radiation fin parallel with the base of the first radiation fin; 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.
Description
Technical field
The utility model relates to a kind of single-polarized antennas being provided with increasing frequency band.
Background technology
The critical piece of antenna is oscillator, and oscillator a kind of high-frequency current is changed into radio wave transmission to space, while can collection space radio wave produce the device of high-frequency current.Oscillator can regard the tuning circuit be made up of electric capacity and inductance as; This tuning circuit is at some Frequency point, and its capacitive and perception will be cancelled out each other, and circuit shows purely resistive, this phenomenon is referred to as resonance, and working frequency points corresponding to resonance phenomena is resonant frequency point, be in the energy of oscillator resonant frequency point, its radiation characteristic is the strongest.And the oscillator structure with resonance characteristic is called oscillator oscillator, and the oscillator structure of high-frequency current direct-drive is called active dipole, on the contrary be called parasitic element; In existing oscillator, use according to reality need to design oscillator time, setting requirement is met in order to make the resonant frequency point of oscillator, need to adjust the input impedance of oscillator, the requirement of current communication standard still can not be met by the oscillator after adjustment and common oscillator, current communication standard is more and more higher, also more and more higher to the requirement of oscillator, and the gain of current oscillator, directivity, front and back are broken through than all needing to obtain; Therefore the antenna wanted, must first set about from oscillator.
Summary of the invention
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 single-polarized antennas increasing aperture and isolation part frequently.
For achieving the above object, concrete scheme of the present utility model is as follows: a kind of single-polarized antennas being provided with increasing frequency band, and include reflecting plate, and be located at multiple oscillators of reflecting plate, described oscillator includes two laterally zygomorphic oscillator unit; Described each oscillator unit includes leg-of-mutton first radiation fin, is formed with leg-of-mutton endoporus in described first radiation fin; The transition radiation plate had with its base vertical is extended on the base of described first radiation fin, and the free end of described transition radiation plate is provided with second radiation fin parallel with the base of the first radiation fin;
Described single-polarized antennas also includes two feed coupling lines be located between two oscillator unit, and described two feed coupling lines are corresponding to be respectively connected with two oscillator unit.
Wherein, the width of described transition radiation plate is 5mm-15cm.
Wherein, two base angles of described first radiation fin are provided with chamfering.
Wherein, the hem width of described first radiation fin is 5mm-10mm.
Wherein, described endoporus is equilateral triangle.
Wherein, the length of described second radiation fin is 30mm-40mm.
Wherein, the width of described second radiation fin is 2mm-4mm.
Wherein, the angle between described transition radiation plate and the base of the first radiation fin is provided with rounded corners.
Wherein, the both sides of described transition radiation plate are extended with the spacer bar of L shape respectively, and the free end of the spacer bar of described L shape is towards the side of the second radiation fin.
Wherein, described second radiation fin is provided with the increasing frequency band of a circle rectangle, is filled with semiconductor in described increasing frequency band;
Wherein, described second radiation fin is provided with zigzag isolation strip towards the side of the first radiation fin;
Wherein, described transition radiation plate is provided with the multiple first rectangle via hole formed a line and the multiple second rectangle via holes formed a line, and the lateral separation between described first rectangle via hole and the second rectangle via hole is 1mm; Be crisscross arranged between described each first rectangle via hole and the second adjacent rectangle via hole;
The beneficial effects of the utility model are: 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, are greater than 32dB before and after in frequency band 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:
7-reflecting plate; A-oscillator;
1-first radiation fin; 11-endoporus;
2-transition radiation plate; 21-first rectangle via hole; 22-second rectangle via hole;
3-spacer bar;
4-second radiation fin; 41-increases frequency band;
5-isolation strip;
6-feed coupling line.
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 single-polarized antennas being provided with increasing frequency band described in the present embodiment, include reflecting plate 7, and be located at multiple oscillator A of reflecting plate, described oscillator A includes two laterally zygomorphic oscillator unit; Described each oscillator unit includes leg-of-mutton first radiation fin 1, is formed with leg-of-mutton endoporus 11 in described first radiation fin 1; The transition radiation plate 2 had with its base vertical is extended on the base of described first radiation fin 1, and the free end of described transition radiation plate 2 is provided with second radiation fin 4 parallel with the base of the first radiation fin 1; Described single-polarized antennas also includes two feed coupling lines be located between two oscillator unit, and described two feed coupling lines are corresponding to be respectively connected with two oscillator unit; 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. 4, 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 single-polarized antennas being provided with increasing frequency band described in the present embodiment, the width of described transition radiation plate 2 is 5mm-15cm.Record by experiment, the width of described transition radiation plate 2 is 5mm-15cm, effectively can strengthen the gain effect of high band.
A kind of single-polarized antennas being provided with increasing frequency band described in the present embodiment, two base angles of described first radiation fin 1 are provided with chamfering.Record by experiment, two base angles are provided with chamfering, effectively can strengthen the gain effect of high band.
A kind of single-polarized antennas being provided with increasing frequency band described in the present embodiment, the hem width of described first radiation fin 1 is 5mm-10mm.Record by experiment, the hem width of described first radiation fin 1 is 5mm-10mm, effectively can strengthen the gain effect of high band.
A kind of single-polarized antennas being provided with increasing frequency band described in the present embodiment, described endoporus 11 is equilateral triangle.Record by experiment, described endoporus 11 is equilateral triangle, effectively can strengthen the gain effect of high band.
A kind of single-polarized antennas being provided with increasing frequency band described in the present embodiment, the length of described second radiation fin 4 is 30mm-40mm.Record by experiment, the length of described second radiation fin 4 is 30mm-40mm, effectively can strengthen the gain effect of high band.
A kind of single-polarized antennas being provided with increasing frequency band described in the present embodiment, the width of described second radiation fin 4 is 2mm-4mm.Record by experiment, the width of described second radiation fin 4 is 2mm-4mm, effectively can strengthen the gain effect of high band.
A kind of single-polarized antennas being provided with increasing frequency band described in the present embodiment, the angle between described transition radiation plate 2 and the base of the first radiation fin 1 is provided with rounded corners.Record by experiment, the angle between described transition radiation plate 2 and the base of the first radiation fin 1 is provided with rounded corners, effectively can strengthen the gain effect of high band.
A kind of described in the present embodiment is provided with the single-polarized antennas increasing frequency band, and the both sides of described transition radiation plate 2 are extended with the spacer bar 3 of L shape respectively, and the free end of the spacer bar 3 of described L shape is towards the side of the second radiation fin 4.Record by experiment, the spacer bar 3 arranging L shape effectively can increase isolation.
A kind of single-polarized antennas being provided with increasing frequency band described in the present embodiment, described second radiation fin 4 is provided with the increasing frequency band 41 of a circle rectangle, is filled with semiconductor in described increasing frequency band 41; Record by experiment, it effectively can strengthen the gain effect of high band.
A kind of single-polarized antennas being provided with increasing frequency band described in the present embodiment, described second radiation fin 4 is provided with zigzag isolation strip 5 towards the side of the first radiation fin 1; Record by experiment, arranging isolation strip 5 effectively can increase isolation, and isolation is at 30dB.
A kind of single-polarized antennas being provided with increasing frequency band described in the present embodiment, described transition radiation plate 2 is provided with the multiple first rectangle via hole 21 formed a line and the multiple second rectangle via holes 22 formed a line, and the lateral separation between described first rectangle via hole 21 and the second rectangle via hole 22 is 1mm; Be crisscross arranged between described each first rectangle via hole 21 and the second adjacent rectangle via hole 22; By this structural design, the electric current theoretical length flowing through transition radiant panel 2 can be made to increase, and realize the effect improving gain, arranged by this mode, its successful increased, gain is significantly increased.
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.
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.
Claims (8)
1. be provided with the single-polarized antennas increasing frequency band, it is characterized in that: include reflecting plate (7), and be located at multiple oscillators (A) of reflecting plate, described oscillator (A) includes two laterally zygomorphic oscillator unit; Described each oscillator unit includes leg-of-mutton first radiation fin (1), is formed with leg-of-mutton endoporus (11) in described first radiation fin (1); The transition radiation plate (2) had with its base vertical is extended on the base of described first radiation fin (1), and the free end of described transition radiation plate (2) is provided with second radiation fin (4) parallel with the base of the first radiation fin (1);
Described single-polarized antennas also includes two feed coupling lines (6) be located between two oscillator unit, and described two feed coupling lines (6) are corresponding to be respectively connected with two oscillator unit;
Described second radiation fin (4) is provided with the increasing frequency band (41) of a circle rectangle, is filled with semiconductor in described increasing frequency band (41).
2. a kind of single-polarized antennas being provided with increasing frequency band according to claim 1, is characterized in that: the width of described transition radiation plate (2) is 5mm-15cm.
3. a kind of single-polarized antennas being provided with increasing frequency band according to claim 1, is characterized in that: two base angles of described first radiation fin (1) are provided with chamfering.
4. a kind of single-polarized antennas being provided with increasing frequency band according to claim 1, is characterized in that: the hem width of described first radiation fin (1) is 5mm-10mm.
5. a kind of single-polarized antennas being provided with increasing frequency band according to claim 1, is characterized in that: described endoporus (11) is equilateral triangle.
6. a kind of single-polarized antennas being provided with increasing frequency band according to claim 1, is characterized in that: the length of described second radiation fin (4) is 30mm-40mm.
7. a kind of single-polarized antennas being provided with increasing frequency band according to claim 1, is characterized in that: the width of described second radiation fin (4) is 2mm-4mm.
8. a kind of single-polarized antennas being provided with increasing frequency band according to claim 1, is characterized in that: the angle between described transition radiation plate (2) and the base of the first radiation fin (1) is provided with rounded corners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520263185.5U CN204538216U (en) | 2015-04-28 | 2015-04-28 | Be provided with the single-polarized antennas increasing frequency band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520263185.5U CN204538216U (en) | 2015-04-28 | 2015-04-28 | Be provided with the single-polarized antennas increasing frequency band |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204538216U true CN204538216U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520263185.5U Expired - Fee Related CN204538216U (en) | 2015-04-28 | 2015-04-28 | Be provided with the single-polarized antennas increasing frequency band |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204538216U (en) |
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2015
- 2015-04-28 CN CN201520263185.5U patent/CN204538216U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160428 |