CN108232450A - A kind of miniature antenna - Google Patents
A kind of miniature antenna Download PDFInfo
- Publication number
- CN108232450A CN108232450A CN201810026017.2A CN201810026017A CN108232450A CN 108232450 A CN108232450 A CN 108232450A CN 201810026017 A CN201810026017 A CN 201810026017A CN 108232450 A CN108232450 A CN 108232450A
- Authority
- CN
- China
- Prior art keywords
- radio frequency
- network
- array
- frequency network
- feeding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
-
- 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
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
Landscapes
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses a kind of miniature antennas, including the first array, the second array and reflecting plate, wherein the first array and the second array are positioned on reflecting plate, and the first array includes at least one first radiating element, at least one first feeding network and at least one radio frequency network shared with the second array；The second array includes at least one second radiating element, at least one second feeding network and at least one radio frequency network shared with the first array；There are two input port and two output ports for radio frequency network, two input ports of radio frequency network are mutually isolated and are respectively connected to the first feeding network and the second feeding network, and two output ports of radio frequency network are connect respectively with the first radiating element and the second radiating element.The present invention can effectively reduce the physical size of antenna, be advantageously implemented the Miniaturization Design of antenna, be effectively improved beam angle convergence.
Description
Technical field
The present invention relates to mobile communication antenna technical fields, particularly relate to a kind of miniature antenna.
Background technology
In mobile communication covering, as the antenna for base station of wireless access system, substitute also with communication system and improve,
The performance of antenna for base station directly affects the overall performance of entire wireless network, and more net operations have become carrier network development
Theme, the more net coexistence scenarios gradually shown also put forward higher requirements antenna for base station, and 2G/ has occurred in mobile communication
The situation of 3G/4G coexistence of systems, in order to be compatible with a variety of communication standards, multifrequency dual polarized antenna large-scale use, with base
The sharply increasing of quantity of standing, the problems such as new site addressing is difficult, increasingly show, and this requires antenna for base station will be to multifrequency, small
Type direction is developed.For these problems, need development and manufacturing cost low and high performance innovation aerial array form.
Therefore, there is an urgent need for conceive a kind of new technology to improve its problem by the present inventor.
Invention content
In order to solve the above technical problems, the present invention provides a kind of miniature antennas.
The technical scheme is that：
A kind of miniature antenna, including the first array, the second array and reflecting plate, wherein first array and described
Two arrays are positioned on the reflecting plate, and first array includes at least one first radiating element, at least one first feedback
Electric network and at least one radio frequency network shared with the second array；The second array includes at least one second radiation
Unit, at least one second feeding network and at least one radio frequency network shared with first array；The radio frequency network
There are two input port and two output ports, two input ports of the radio frequency network are mutually isolated and are respectively connected to described
First feeding network and second feeding network, two output ports of the radio frequency network are single with the described first radiation respectively
It is first to be connected with second radiating element.
Preferably, first feeding network and second feeding network are all provided with that there are one input ports and at least one
Output port；Two input ports of the radio frequency network are respectively connected to first feeding network and second feeding network
At least one output port.
Preferably, first array include five the first radiating elements, two the first feeding networks and with a radio frequency
Network；Five the first radiating elements are arranged in parallel on the reflecting plate, wherein four the first radiating elements and the described first feedback
Electric network connects, another first radiating element is connect with an output port of the radio frequency network.
Preferably, the second array include five the second radiating elements, two the second feeding networks and with a radio frequency
Network, five the second radiating elements are arranged in parallel on the reflecting plate, wherein four the second radiating elements and the described second feedback
Electric network connects, another second radiating element is connect with an output port of the radio frequency network.
Preferably, the radio frequency network is bridge circuit.
Preferably, the radio frequency network is 180 ° of bridge circuits.
Using above-mentioned technical proposal, the present invention includes at least following advantageous effect：
Miniature antenna of the present invention designs a kind of radio frequency network, can realize narrowing for beam angle, utilize this
Technology can effectively reduce the physical size of antenna, be advantageously implemented the Miniaturization Design of antenna, be effectively improved beam angle
Convergence.
Description of the drawings
Fig. 1 is the schematic diagram of the embodiment of the present invention miniaturization antenna；
Fig. 2 is the schematic diagram of radio frequency network in the embodiment of the present invention；
Fig. 3 is two input port voltage standing wave ratioes of radio frequency network in the embodiment of the present invention；
Fig. 4 is the isolation of two input ports of radio frequency network in the embodiment of the present invention；
Fig. 5 is radio frequency network input port 1 in the embodiment of the present invention in two input port power ratios；
Fig. 6 is radio frequency network input port 4 in the embodiment of the present invention in two input port power ratios；
Fig. 7 does not add in radio frequency network the first array horizontal radiation pattern for the embodiment of the present invention；
Fig. 8 adds in radio frequency network the first array horizontal radiation pattern for the embodiment of the present invention.
Wherein：1. the first feeding network, 2. second feeding networks, 3. first arrays, 4. the second arrays, 5. radio frequency networks,
6. reflecting plate, 7. first radiating elements, 8. second radiating elements.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1 to Figure 2, to meet a kind of miniature antenna of the invention, including the first array 3, second
Array 4 and reflecting plate 6, wherein first array 3 and the second array 4 are positioned on the reflecting plate 6, described first gust
Row 3 include at least one first radiating element 7, at least one first feeding network 1 and are shared at least with the second array 4
One radio frequency network 5；The second array 4 includes at least one second radiating element 8, at least one second feeding network, 2 and
At least one radio frequency network 5 shared with first array 3；There are two input ports and two outputs for the radio frequency network 5
Port, two input ports of the radio frequency network 5 are mutually isolated and are respectively connected to first feeding network 1 and described second
Feeding network 2, two output ports of the radio frequency network 5 are single with first radiating element 7 and second radiation respectively
Member 8 connects, and radiofrequency signal can be at two output ports when any one input port inputs from the radio frequency network 5
The radiofrequency signal of arbitrary power ratio and stationary phase difference is exported to the first radiating element 7 and the second radiating element 8.
Preferably, first feeding network 1 and second feeding network 2 are all provided with there are one input port and at least one
A output port；Two input ports of the radio frequency network 5 are respectively connected to first feeding network 1 and second feed
At least one output port of network 2.
Preferably, first array 3 includes five the first radiating elements, 7, two the first feeding networks 1 and is penetrated with one
Frequency network 5；Five the first radiating elements 7 are arranged in parallel on the reflecting plate 6, wherein four the first radiating elements 7 with it is described
First feeding network 1 connects, another first radiating element 7 is connect with an output port of the radio frequency network 5.
Preferably, the second array 4 includes five the second radiating elements, 8, two the second feeding networks 2 and is penetrated with one
Frequency network 5, five the second radiating elements 8 are arranged in parallel on the reflecting plate 6, wherein four the second radiating elements 8 with it is described
Second feeding network 2 connects, another second radiating element 8 is connect with an output port of the radio frequency network 5.
Preferably, the radio frequency network 5 is bridge circuit.
Preferably, the radio frequency network 5 is 180 ° of bridge circuits, can realize that arbitrary input port input can be in output terminal
Mouth exports the signal of arbitrary power ratio and fixed skew.
Preferably, the 5 output power ratio of radio frequency network is distributed for ladder.
Wherein, the quantity of adjustment radio frequency network 5 can adjust the beam angle of aerial array.
Wherein, beam angle and convergence of the output port output power than aerial array can be adjusted are adjusted.
Wherein, each described first radiating element 7 accesses a radio frequency simultaneously with corresponding second radiating element 8
Network 5.
In a preferred embodiment, which includes the first array 3 placed side by side, the second array 4 and reflection
Plate 6, first array 3 include five the first radiating elements, 7, two the first feeding networks 1 and share one with the second array 4
Radio frequency network 5, the second array 4 include five the second radiating elements, 8, two the second feeding networks 2 and share one with the first array 3
A radio frequency network 5, first array 3 and the second array 4 are positioned on reflecting plate 6, and there are two input terminals for the radio frequency network 5
Mouth P1, P4 and two output ports P2, P3, there are one input port and five output ports, institutes for first feeding network 1,2
Two input ports P1, P4 for stating radio frequency network are mutually isolated and be respectively connected to the first of the first array 3 and the second array 4 the feed
One output port of 1 and second feeding network 2 of network, two output ports P2, P3 of the radio frequency network 5 respectively with side by side
The first radiating element 7 and the second radiating element 8 placed connect, and radiofrequency signal input port P1 from the radio frequency network is defeated
It is fashionable to export arbitrary power ratio as A12 to the first radiating element 7 and the second radiating element 8 at two output ports P2, P3：
A13 radiofrequency signals, radiofrequency signal from the radio frequency network input port P4 input when at two output ports P2, P3 to
First radiating element 7 and the second radiating element 8 export arbitrary power ratio as A42：A43 radiofrequency signals.
Fig. 3 is two input port voltage standing wave ratioes of radio frequency network in the embodiment of the present invention, in 690-960MHz frequency bands
Interior, voltage standing wave ratio is less than 1.1, there is good matching performance.
Fig. 4 is the isolation of two input ports of radio frequency network in the embodiment of the present invention, in 690-960MHz frequency bands,
Isolation is less than -28dB, has good isolation performance, can inhibit two input port signal interferences very well.
Fig. 5 is that radio frequency network input port 1 is in two input port power ratios in the embodiment of the present invention, and data statistics is such as
Table 1：
Table 1
| Frequency point (MHz) | 690 | 720 | 750 | 780 | 810 | 840 | 870 | 900 | 930 | 960 |
| A12 | 0.57 | 0.59 | 0.62 | 0.64 | 0.67 | 0.70 | 0.73 | 0.75 | 0.78 | 0.80 |
| A13 | 0.43 | 0.40 | 0.39 | 0.36 | 0.33 | 0.30 | 0.27 | 0.24 | 0.22 | 0.20 |
Fig. 6 is that radio frequency network input port 4 is in two input port power ratios in the embodiment of the present invention, and data statistics is such as
Table 2：
Table 2
| Frequency point (MHz) | 690 | 720 | 750 | 780 | 810 | 840 | 870 | 900 | 930 | 960 |
| A42 | 0.43 | 0.40 | 0.39 | 0.36 | 0.33 | 0.30 | 0.27 | 0.24 | 0.22 | 0.20 |
| A43 | 0.57 | 0.59 | 0.62 | 0.64 | 0.67 | 0.70 | 0.73 | 0.75 | 0.78 | 0.80 |
Fig. 7 does not add in radio frequency network the first array horizontal radiation pattern, data statistics such as table 3 for the embodiment of the present invention：
Table 3
Fig. 8 adds in radio frequency network the first array horizontal radiation pattern, data statistics such as table 4 for the embodiment of the present invention：
Table 4
In similary physical size, horizontal plane beam angle significantly narrows, and beam angle convergence is more preferable, does not add such as
The performance of table 4 will be realized by entering the first array of radio frequency network, certainly will increase antenna physical size.
It, can be with using the technology in conclusion miniature antenna of the present invention, can realize narrowing for beam angle
The physical size of antenna is effectively reduced, is advantageously implemented the Miniaturization Design of antenna, is effectively improved the wide degree convergence of wave.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications of these embodiments will be apparent for those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide range caused.
Claims (6)
1. a kind of miniature antenna, it is characterised in that：Including the first array, the second array and reflecting plate, wherein described first gust
Row and the second array are positioned on the reflecting plate, and first array includes at least one first radiating element, at least
One the first feeding network and at least one radio frequency network shared with the second array；The second array includes at least one
A second radiating element, at least one second feeding network and at least one radio frequency network shared with first array；Institute
Stating radio frequency network, there are two input port and two output ports, and two input ports of the radio frequency network are mutually isolated and divide
Do not access first feeding network and second feeding network, two output ports of the radio frequency network respectively with it is described
First radiating element is connected with second radiating element.
2. miniature antenna as described in claim 1, it is characterised in that：First feeding network and second transmission network
Network is all provided with there are one input port and at least one output port；Two input ports of the radio frequency network are respectively connected to described
At least one output port of first feeding network and second feeding network.
3. miniature antenna as claimed in claim 1 or 2, it is characterised in that：First array includes five first radiation
Unit, two the first feeding networks and with a radio frequency network；Five the first radiating elements are arranged in parallel on the reflecting plate,
Wherein four the first radiating elements are connect with first feeding network, another first radiating element and the radio frequency network
An output port connection.
4. miniature antenna as described in any one of claims 1-3, it is characterised in that：The second array includes five the second spokes
Penetrate unit, two the second feeding networks and with a radio frequency network, five the second radiating elements are arranged in parallel in the reflecting plate
On, wherein four the second radiating elements are connect with second feeding network, another second radiating element and the radio frequency
The output port connection of network.
5. the miniature antenna as described in claim 1-4 is any, it is characterised in that：The radio frequency network is bridge circuit.
6. the miniature antenna as described in claim 1-5 is any, it is characterised in that：The radio frequency network is 180 ° of electric bridge electricity
Road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810026017.2A CN108232450A (en) | 2018-01-11 | 2018-01-11 | A kind of miniature antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810026017.2A CN108232450A (en) | 2018-01-11 | 2018-01-11 | A kind of miniature antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108232450A true CN108232450A (en) | 2018-06-29 |
Family
ID=62640980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810026017.2A Pending CN108232450A (en) | 2018-01-11 | 2018-01-11 | A kind of miniature antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108232450A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687171A (en) * | 2018-12-29 | 2019-04-26 | 京信通信技术(广州)有限公司 | Aerial array and antenna |
| CN109861007A (en) * | 2019-01-02 | 2019-06-07 | 武汉虹信通信技术有限责任公司 | A kind of Bipolarization antenna for base station array |
| CN112003028A (en) * | 2020-07-31 | 2020-11-27 | 武汉虹信科技发展有限责任公司 | Antenna feed network and array antenna |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106684546A (en) * | 2016-12-26 | 2017-05-17 | 上海交通大学 | C-band polarization-reconfigurable microstrip planar array antenna |
| CN106711622A (en) * | 2017-01-22 | 2017-05-24 | 京信通信系统（中国）有限公司 | Antenna array and antenna |
| CN107112640A (en) * | 2014-12-29 | 2017-08-29 | 华为技术有限公司 | Honeycomb array with controllable spotlight wave beam |
| CN107482320A (en) * | 2017-07-31 | 2017-12-15 | 武汉虹信通信技术有限责任公司 | A kind of 5G large scale arrays antenna |
-
2018
- 2018-01-11 CN CN201810026017.2A patent/CN108232450A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107112640A (en) * | 2014-12-29 | 2017-08-29 | 华为技术有限公司 | Honeycomb array with controllable spotlight wave beam |
| CN106684546A (en) * | 2016-12-26 | 2017-05-17 | 上海交通大学 | C-band polarization-reconfigurable microstrip planar array antenna |
| CN106711622A (en) * | 2017-01-22 | 2017-05-24 | 京信通信系统（中国）有限公司 | Antenna array and antenna |
| CN107482320A (en) * | 2017-07-31 | 2017-12-15 | 武汉虹信通信技术有限责任公司 | A kind of 5G large scale arrays antenna |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687171A (en) * | 2018-12-29 | 2019-04-26 | 京信通信技术(广州)有限公司 | Aerial array and antenna |
| CN109687171B (en) * | 2018-12-29 | 2021-03-12 | 京信通信技术(广州)有限公司 | Antenna array and antenna |
| CN109861007A (en) * | 2019-01-02 | 2019-06-07 | 武汉虹信通信技术有限责任公司 | A kind of Bipolarization antenna for base station array |
| CN109861007B (en) * | 2019-01-02 | 2021-10-15 | 武汉虹信科技发展有限责任公司 | Dual-polarization base station antenna array |
| CN112003028A (en) * | 2020-07-31 | 2020-11-27 | 武汉虹信科技发展有限责任公司 | Antenna feed network and array antenna |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10978783B2 (en) | Antenna system and mobile terminal | |
| US9635619B2 (en) | Wireless network device and wireless network control method | |
| US11336028B2 (en) | Butler-based quasi-omni MIMO antenna | |
| WO2018090295A1 (en) | Communication terminal | |
| US9564689B2 (en) | MIMO antenna system | |
| US11108170B2 (en) | Multi-band millimeter-wave (MMW) antenna array and radio-frequency integrated circuit (RFIC) module | |
| US11342668B2 (en) | Cellular communication systems having antenna arrays therein with enhanced half power beam width (HPBW) control | |
| TW201937870A (en) | Dual-band millimeter-wave antenna system | |
| WO2016065859A1 (en) | Intelligent antenna device | |
| WO2016065830A1 (en) | Antenna array coupling and calibrating network device and calibrating method, and storage medium | |
| US10944173B2 (en) | Antenna array and arrangement comprising an antenna array and a network node | |
| US10819016B2 (en) | Antenna system and mobile terminal | |
| CN105356071B (en) | A kind of multiport frequency dividing electrical tilt antenna | |
| Zhao et al. | A dual-polarized dual-band antenna with high gain for 2G/3G/LTE indoor communications | |
| CN108232450A (en) | A kind of miniature antenna | |
| TW201637286A (en) | Smart antenna module and omni-directional antenna thereof | |
| EP3627621A1 (en) | Antenna device and method of beam adjustment | |
| US10840607B2 (en) | Cellular communication systems having antenna arrays therein with enhanced half power beam width (HPBW) control | |
| CN108847865A (en) | A kind of Anneta module for the 5th third-generation mobile communication mimo system | |
| US11417944B2 (en) | Antenna assembly and base station antenna including the antenna assembly | |
| CN204271259U (en) | Multiband radiating element and mobile communication antenna | |
| CN104064867A (en) | Multi-band radiation unit and mobile communication antenna | |
| CN101938815B (en) | Power divider and dual-output radio signal transmitter | |
| CN106558764B (en) | Feed structure and dual-frequency common-caliber antenna | |
| CN111029741B (en) | Antenna array structure and communication equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180629 |