CN105655717B - A kind of directional diagram reconstructable aerial and mobile terminal - Google Patents
A kind of directional diagram reconstructable aerial and mobile terminal Download PDFInfo
- Publication number
- CN105655717B CN105655717B CN201510996107.0A CN201510996107A CN105655717B CN 105655717 B CN105655717 B CN 105655717B CN 201510996107 A CN201510996107 A CN 201510996107A CN 105655717 B CN105655717 B CN 105655717B
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- Prior art keywords
- switch
- directional diagram
- aerial
- antenna
- diagram reconstructable
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
- H01Q15/006—Selective devices having photonic band gap materials or materials of which the material properties are frequency dependent, e.g. perforated substrates, high-impedance surfaces
- H01Q15/0066—Selective devices having photonic band gap materials or materials of which the material properties are frequency dependent, e.g. perforated substrates, high-impedance surfaces said selective devices being reconfigurable, tunable or controllable, e.g. using switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses a kind of directional diagram reconstructable aerials, including：Aerial radiation ontology, multiple switch, biasing circuit and floor；Wherein, the aerial radiation ontology is in arrow shaped, and multiple switches are located at the end of each detail of aerial radiation ontology, and are connected with the floor；The aerial radiation ontology is connected by feed port with the floor；The biasing circuit is connected with the switch, is switched on-off for controlling correspondence；The directional diagram reconstruct of antenna different mode is realized by the combination of multiple switch on and off.Directional diagram reconstructable aerial provided by the present invention, it is switched on-off by bias circuit controls, different antenna performances is realized by the combination of different switches, substantially increase the effective rate of utilization of energy and space resources, the gain of system can also be improved simultaneously, communication quality and safety are improved, the interference of noise is avoided.In addition, the present invention also provides a kind of mobile terminals.
Description
Technical field
The present invention relates to antenna technical fields, more particularly to a kind of directional diagram reconstructable aerial and mobile terminal.
Background technology
In recent years, with the fast development of mobile communication, antenna for mobile phone design need to meet high message capacity, high transfer rate
Deng requirement, in order to reduce the interference between the complexity of antenna amount, system and reduction antenna and between antenna and device,
Improve communication system performance, it is often desired to the function of an antenna have multiple-working mode, and can according to different scenes into
Row switching.It, cannot be according to different scenes switching direction figure, to influence to receive signal since present antenna for mobile phone is directional aerial
Quality, and then influence user experience.
Directional diagram reconstructable aerial on the one hand can be by the switching of pattern come the source of avoiding interference, by antenna main beam to definite message or answer
Number arrival direction, secondary lobe or null are directed at interference signal arrival direction, reach and fully efficiently using mobile subscriber's signal and delete
Or inhibit the purpose of interference signal；On the other hand also Energy distribution can be reasonably controlled by control antenna beam coverage,
Other devices are interfered to reduce.
The method for realizing directional diagram reconstructable mainly has two methods of mechanical scanning and electric scanning, mechanical scanning mainly to pass through
The modes such as the moving in rotation of antenna are controlled, this method is more complex, and machinery adjustment speed is slow, and precision is low, it is difficult to realize quick wave
The needs of speed switching, adjustment；The method of electric scanning is can flexibly to control wave using phased-array technique by phased-array technique
Valve, sweep speed is fast, the advantages that target is carried out precise search and tracked.But it is bulky there are feeding network complexity, and
Need to increase phase shifter and the shortcomings of resulting high cost and high-tech difficulty.
Invention content
The object of the present invention is to provide a kind of directional diagram reconstructable aerials, it is therefore intended that solve directional diagram reconstructable aerial compared with
For it is complicated, of high cost, realize effect difference problem, further solve existing mobile terminal antenna directional diagram not can be switched ask
Topic.
In order to solve the above technical problems, the present invention provides a kind of directional diagram reconstructable aerial, including：Aerial radiation ontology,
Multiple switch, biasing circuit and floor；
Wherein, the aerial radiation ontology is in arrow shaped, and it is each that multiple switches are located at the aerial radiation ontology
The end of detail, and be connected with the floor；The aerial radiation ontology is connected by feed port with the floor；It is described inclined
Circuits are connected with the switch, are switched on-off for controlling correspondence；Day is realized by the combination of multiple switch on and off
The directional diagram of line different mode reconstructs.
Optionally, the number of the switch is identical as the number of detail of aerial radiation ontology, each antenna
The end for radiating the detail of ontology is equipped with corresponding switch.
Optionally, the aerial radiation ontology is the antenna having there are four detail, and the switch is located at described four
At the terminal position of detail.
Optionally, the switch is pin diode switch.
Optionally, the switch is that microelectron-mechanical formula switchs.
Optionally, the switch is fet switch.
The present invention also provides a kind of mobile terminals, including any of the above-described kind of directional diagram reconstructable aerial.
Directional diagram reconstructable aerial provided by the present invention, aerial radiation ontology are in arrow shaped, and multiple switch is located at
The end of each detail of aerial radiation ontology, and be connected with floor；Aerial radiation ontology is connected by feed port with floor；Biasing
Circuit is connected with switch, is switched on-off for controlling correspondence；Antenna different mode is realized by the combination of multiple switch break-make
Directional diagram reconstruct.As it can be seen that directional diagram reconstructable aerial provided by the present invention, is switched on-off by bias circuit controls,
Different antenna performances is realized by the combination of different switches, substantially increases the effective rate of utilization of energy and space resources, together
When can also improve the gain of system, improve communication quality and safety, avoid the interference of noise.In addition, the present invention is also
Provide a kind of mobile terminal.
Description of the drawings
It, below will be to embodiment or existing for the clearer technical solution for illustrating the embodiment of the present invention or the prior art
Attached drawing is briefly described needed in technology description, it should be apparent that, the accompanying drawings in the following description is only this hair
Some bright embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structure diagram of specific implementation mode of directional diagram reconstructable aerial provided by the present invention；
Fig. 2 is corresponding for pattern one in another specific implementation mode of directional diagram reconstructable aerial provided by the present invention
The antenna pattern of antenna；
Fig. 3 is corresponding for pattern one in another specific implementation mode of directional diagram reconstructable aerial provided by the present invention
The schematic diagram of the Surface current distribution of antenna；
Fig. 4 is corresponding for pattern two in another specific implementation mode of directional diagram reconstructable aerial provided by the present invention
The antenna pattern of antenna；
Fig. 5 is corresponding for pattern two in another specific implementation mode of directional diagram reconstructable aerial provided by the present invention
The schematic diagram of the Surface current distribution of antenna；
Fig. 6 is corresponding for pattern three in another specific implementation mode of directional diagram reconstructable aerial provided by the present invention
The antenna pattern of antenna；
Fig. 7 is corresponding for pattern three in another specific implementation mode of directional diagram reconstructable aerial provided by the present invention
The schematic diagram of the Surface current distribution of antenna；
Fig. 8 is corresponding for pattern four in another specific implementation mode of directional diagram reconstructable aerial provided by the present invention
The antenna pattern of antenna；
Fig. 9 is corresponding for pattern four in another specific implementation mode of directional diagram reconstructable aerial provided by the present invention
The schematic diagram of the Surface current distribution of antenna；
Figure 10 corresponds to for pattern five in another specific implementation mode of directional diagram reconstructable aerial provided by the present invention
Antenna antenna pattern；
Figure 11 corresponds to for pattern five in another specific implementation mode of directional diagram reconstructable aerial provided by the present invention
Antenna Surface current distribution schematic diagram.
Specific implementation mode
Reconfigurable antenna refers to a kind of Multi-Function Antenna, by changing the structure and operating mode of antenna, realizes frequency, spoke
Reconfiguring for the characteristics such as directional diagram, polarization mode is penetrated, to suitable for the communication requirement under varying environment.It can be divided by function
Frequency reconfigurable antenna, directional diagram reconstructable aerial, polarization reconfigurable antenna and more electromagnetic parameter reconfigurable antennas.Directional diagram can
Reconfigurable antenna refers to that directional diagram changes, and requires the resonant frequency of antenna and the constant antenna of polarization mode.The present invention's
Core is to provide a kind of directional diagram reconstructable aerial.
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.Obviously, described embodiments are only a part of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
The structure diagram of specific implementation mode of directional diagram reconstructable aerial provided by the present invention a kind of as shown in Figure 1,
The antenna includes：Aerial radiation ontology 1, multiple switch 2,3 (not shown) of biasing circuit and floor 4；
Wherein, the aerial radiation ontology 1 is in arrow shaped, and multiple switches 2 are located at the aerial radiation ontology 1
The end of each detail, and be connected with the floor 4；The aerial radiation ontology 1 is connected by feed port 5 with the floor 4；
The biasing circuit 3 is connected with the switch 2, is switched on-off for controlling correspondence；Pass through the group of multiple 2 break-makes of the switch
Close the directional diagram reconstruct for realizing antenna different mode.
As shown in Figure 1, aerial radiation ontology can be specially the antenna of two arrows combination, naturally it is also possible to be more arrows
The antenna of head combination.Switch is located at the end of each detail of aerial radiation ontology.It switchs as a preferred implementation manner,
Number can be identical as the number of the detail of aerial radiation ontology, the end of the detail of each aerial radiation ontology is equipped with pair
The switch answered.
Directional diagram reconstructable aerial provided by the present invention, aerial radiation ontology are in arrow shaped, and multiple switch is located at
The end of each detail of aerial radiation ontology, and be connected with floor；Aerial radiation ontology is connected by feed port with floor；Biasing
Circuit is connected with switch, is switched on-off for controlling correspondence；Antenna different mode is realized by the combination of multiple switch break-make
Directional diagram reconstruct.As it can be seen that directional diagram reconstructable aerial provided by the present invention, is switched on-off by bias circuit controls,
Different antenna performances is realized by the combination of different switches, substantially increases the effective rate of utilization of energy and space resources, together
When can also improve the gain of system, improve communication quality and safety, avoid the interference of noise.
Specifically, in another specific implementation mode of directional diagram reconstructable aerial provided by the present invention, aerial radiation
Ontology can be the antenna with four details, and switch 1-4 is located at the terminal position of four details, as shown in fig. 1.
It should be pointed out that based on any of the above embodiments, switch can be bis- poles PIN in the embodiment of the present invention
One kind of pipe switch, microelectron-mechanical formula switch or fet switch, this does not influence the realization of the present invention.
Pin diode switch is used in the embodiment of the present invention, and the combination switched on-off is controlled by biasing circuit, with
Realize the directional diagram reconstructable characteristic of the different mode of antenna.Below to the break-make by four switch combinations, five kinds of moulds are realized
The directional diagram reconstructable characteristic of formula is explained in further detail.
Pattern one：When switch 1 and switch 2 are closed, and switch 3 and switch 4 disconnect, the antenna pattern of antenna and surface electricity
The schematic diagram distribution of flow distribution is such as Fig. 2 and as shown in Figure 3.
Pattern two：When switch 3 and switch 4 are closed, and switch 1 and switch 2 disconnect, the antenna pattern of antenna and surface electricity
The schematic diagram distribution of flow distribution is such as Fig. 4 and as shown in Figure 5.
Pattern three：When switch 1 is closed, when being disconnected with switch, the antenna pattern of antenna and Surface current distribution
Schematic diagram distribution is such as Fig. 6 and as shown in Figure 7.
Pattern four：When switch 2 is closed, other switches are when disconnecting, the antenna pattern of antenna and Surface current distribution
Schematic diagram distribution is such as Fig. 8 and as shown in Figure 9.
Pattern five：When switch 3 is closed, other switches are when disconnecting, the antenna pattern of antenna and Surface current distribution
Schematic diagram distribution is such as Figure 10 and as shown in figure 11.
Wherein, antenna radiation pattern refer at a certain distance from from antenna, the relative field strength of radiation field (normalization modulus value) with
The figure of direction change.Surface current distribution indicates the size of current on aerial radiation ontology, the schematic diagram of Surface current distribution
The line density of middle area filling is bigger, indicates that surface current is bigger.Since the combination of different mode switch on and off is different, so
The current distribution of antenna is also different, therefore antenna pattern is also different.
Directional diagram reconstructable aerial provided by the present invention can be used for different communication scenes, pass through different switch combinations
Break-make realizes directional diagram reconstructable, substantially increases the effective rate of utilization of energy and space resources, while can also improve system increasing
Benefit improves communication quality and safety, avoids noise jamming.
In addition, the present invention also provides a kind of mobile terminal, antenna uses any of the above-described kind of directional diagram in the mobile terminal
Reconfigurable antenna.Mobile terminal provided by the present invention, solves that antenna radiation pattern in existing mobile terminal is not changeable to ask
Topic can improve the gain of system, improve the quality for receiving signal.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with it is other
The difference of embodiment, just to refer each other for same or similar part between each embodiment.For being filled disclosed in embodiment
For setting, since it is corresponded to the methods disclosed in the examples, so description is fairly simple, related place is referring to method part
Explanation.
Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These
Function is implemented in hardware or software actually, depends on the specific application and design constraint of technical solution.Profession
Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered
Think beyond the scope of this invention.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can directly be held with hardware, processor
The combination of capable software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
Directional diagram reconstructable aerial provided by the present invention and mobile terminal are described in detail above.Herein
Applying specific case, principle and implementation of the present invention are described, and the explanation of above example is only intended to help
Understand the method and its core concept of the present invention.It should be pointed out that for those skilled in the art, not taking off
, can be with several improvements and modifications are made to the present invention under the premise of from the principle of the invention, these improvement and modification also fall into this
In invention scope of the claims.
Claims (7)
1. a kind of directional diagram reconstructable aerial, which is characterized in that including：Aerial radiation ontology, multiple switch, biasing circuit and
Floor；
Wherein, the aerial radiation ontology is in arrow shaped, and multiple switches are located at each detail of aerial radiation ontology
End, and be connected with the floor；The aerial radiation ontology is connected by feed port with the floor；The biased electrical
Road is connected with the switch, is switched on-off for controlling correspondence；Antenna is realized by the combination of multiple switch on and off not
Directional diagram with pattern reconstructs.
2. directional diagram reconstructable aerial as described in claim 1, which is characterized in that the number of the switch and the antenna spoke
The number for penetrating the detail of ontology is identical, and the end of the detail of each aerial radiation ontology is equipped with corresponding switch.
3. directional diagram reconstructable aerial as claimed in claim 2, which is characterized in that the aerial radiation ontology is there are four tools
The antenna of detail, the switch are located at the terminal position of four details.
4. directional diagram reconstructable aerial as described in any one of claims 1 to 3, which is characterized in that the switch is bis- poles PIN
Pipe switchs.
5. directional diagram reconstructable aerial as described in any one of claims 1 to 3, which is characterized in that the switch is microelectronics
Mechanical switch.
6. directional diagram reconstructable aerial as described in any one of claims 1 to 3, which is characterized in that the switch is field-effect
Pipe switchs.
7. a kind of mobile terminal, which is characterized in that including such as claim 1 to 6 any one of them directional diagram reconstructable aerial.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510996107.0A CN105655717B (en) | 2015-12-25 | 2015-12-25 | A kind of directional diagram reconstructable aerial and mobile terminal |
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| CN201510996107.0A CN105655717B (en) | 2015-12-25 | 2015-12-25 | A kind of directional diagram reconstructable aerial and mobile terminal |
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| CN105655717A CN105655717A (en) | 2016-06-08 |
| CN105655717B true CN105655717B (en) | 2018-11-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3340378A1 (en) * | 2016-12-22 | 2018-06-27 | Centre National d'Etudes Spatiales | A simplified gnss receiver with improved precision in a perturbated environment |
| CN108169710A (en) * | 2017-11-16 | 2018-06-15 | 捷开通讯(深圳)有限公司 | Localization method and alignment system based on reconfigurable antenna |
| US20200333471A1 (en) * | 2019-04-17 | 2020-10-22 | Ambit Microsystems (Shanghai) Ltd. | Antenna structure and wireless communication device using the same |
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|---|---|---|---|---|
| SU1693666A1 (en) * | 1989-07-05 | 1991-11-23 | Московский институт электронной техники | Aerial |
| CN101431182A (en) * | 2008-12-17 | 2009-05-13 | 清华大学 | Reconfigurable antenna used for mobile terminal |
| CN101577366A (en) * | 2009-06-22 | 2009-11-11 | 清华大学 | Reconfigurable double-antenna system for mobile terminal |
| CN101834349A (en) * | 2010-05-05 | 2010-09-15 | 电子科技大学 | Microstrip patch antenna with reconfigurable directional diagram |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2231874C2 (en) * | 2002-03-27 | 2004-06-27 | Общество с ограниченной ответственностью "Алгоритм" | Scanner assembly with controllable radiation pattern, transceiver and network portable computer |
| CN101276956B (en) * | 2008-03-27 | 2012-04-25 | 芜湖睿尔科技有限公司 | V-shaped multiple frequency bands broadband patch antenna |
| CN201601218U (en) * | 2009-12-22 | 2010-10-06 | 李函 | Novel signal receiving antenna |
| CN102570007B (en) * | 2012-01-06 | 2014-04-16 | 上海交通大学 | Reconfigurable wide-angle antenna containing normal vibrators |
| CN204631919U (en) * | 2015-05-11 | 2015-09-09 | 昆山铨丰印刷科技有限公司 | Electronic tag |
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2015
- 2015-12-25 CN CN201510996107.0A patent/CN105655717B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1693666A1 (en) * | 1989-07-05 | 1991-11-23 | Московский институт электронной техники | Aerial |
| CN101431182A (en) * | 2008-12-17 | 2009-05-13 | 清华大学 | Reconfigurable antenna used for mobile terminal |
| CN101577366A (en) * | 2009-06-22 | 2009-11-11 | 清华大学 | Reconfigurable double-antenna system for mobile terminal |
| CN101834349A (en) * | 2010-05-05 | 2010-09-15 | 电子科技大学 | Microstrip patch antenna with reconfigurable directional diagram |
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| CN105655717A (en) | 2016-06-08 |
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