CN109273845A - Directional antenna, terminal based on multi-antenna design and method for reducing power consumption - Google Patents
Directional antenna, terminal based on multi-antenna design and method for reducing power consumption Download PDFInfo
- Publication number
- CN109273845A CN109273845A CN201811203643.0A CN201811203643A CN109273845A CN 109273845 A CN109273845 A CN 109273845A CN 201811203643 A CN201811203643 A CN 201811203643A CN 109273845 A CN109273845 A CN 109273845A
- Authority
- CN
- China
- Prior art keywords
- antenna
- directional aerial
- patch
- terminal
- radiation
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000013461 design Methods 0.000 title claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 230000005855 radiation Effects 0.000 claims description 54
- 238000012544 monitoring process Methods 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 description 9
- 101100008050 Caenorhabditis elegans cut-6 gene Proteins 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- 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
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
-
- 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
- Waveguide Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention relates to the technical field of terminals, and discloses a directional antenna, a terminal based on multi-antenna design and a method for reducing power consumption, wherein the method comprises the following steps: after the terminal enters a scanning mode, independently starting the radio frequency switches in the signal lines one by one, detecting and recording the signal intensity of the signal lines which sequentially form the access; after the signal intensity detection of all the signal lines is finished, selecting the directional antenna in the signal line with the strongest signal intensity as a working antenna; and after the working antenna is selected, independently starting a radio frequency switch connected with the working antenna to control the terminal to enter a working mode. On one hand, the embodiment of the invention can integrate a plurality of directional antennas with low sections in the terminal, on the other hand, aiming at the specified direction, each directional antenna is independently started one by one to carry out energy detection, and the directional antenna with the maximum energy is selected as the working antenna.
Description
Technical field
The present invention relates to field of terminal technology more particularly to a kind of directional aerials, terminal and drop based on multiple antenna design
The method of low-power consumption.
Background technique
Mobile terminal is typically now set due to isolation between multiple antennas and the limitation of mould group processing capacity for double antenna
Meter, up to triantennary design.Also, the requirement of signal is received to meet space without dead angle, each antenna can design
For omnidirectional antenna, that is, in the homogeneous radiation around of the entire spherical surface centered on antenna.Omni-directional antenna is covered in space
Lid range is big, and for antenna pattern similar to the shape of apple, entire gain is lower.The gain of antenna refers to equal in input power
Under conditions of, the ratio between the power density of actual antennas and ideal radiating element signal caused by the same point of space, it
The degree of one day bundle of lines input power concentrated radiation is quantitatively described.
Omnidirectional antenna is radiate due to dissipate energy, and gain can be significantly less than will a direction hair in quantity set
The gain for the directional aerial penetrated.For some direction realize identical communication quality when, compared with omnidirectional antenna, directional aerial by
It can emit/receive smaller energy in its biggish gain.
The shortcomings that directional aerial, is, once required direction of communication is not in the radiation scope of directional aerial, it will in completely
Open close news.No matter the advantage of omnidirectional antenna is how mobile terminal rotates, the ability that terminal device receives signal is not affected.Please
Refering to fig. 1, Fig. 1 show omnidirectional antenna and directional aerial and completes communication in space and another equipment (base station or router etc.)
3D antenna pattern, it can be seen that the energy of omnidirectional antenna uniformly emits in entire space, directional aerial and omnidirectional antenna
Significantly different, energy is more concentrated transmitting in some direction in space by directional aerial.Base station or router are due to its conduct
The characteristic of fixed point communication uses omnidirectional antenna.It will be seen from figure 1 that an equal amount of radiation circle, directional aerial can be by whole
Energy is accurately radiated to fixed point antenna (antenna for base station etc.), and omnidirectional antenna only has fraction energy to be really utilized.Also
It is to say, completes the communication of same quality, directional aerial is smaller compared to the power of transmitting required for omnidirectional antenna.However whether
Macro base stations or small-sized router, position will not generally change.That is, using the terminal device of Design of Omnidirectional Antenna
Most of radiation energy all waste in space, only small part wave beam alignment base station energy be effective.Therefore, how
The antenna of terminal is designed to reduce power consumption, is current urgent problem to be solved.
In addition, traditional directional aerial form has: reflector antenna, electromagnetic horn, yagi aerial etc..These antenna all has
Have high directionality, but have the shortcomings that one it is common, i.e., cross section is very high.This is because, by taking yagi aerial as an example, in day
Same plane and two must be arranged in by increasing devices, these oscillators such as several director dipoles and a reflection oscillator in line design
There is certain spacing between oscillator.Based on the high factor in cross section, causes traditional directional aerial to be unfavorable for the integrated of product, lead to
It is often used and lower field is required to size in satellite communication etc..Therefore, the high defect in cross section restricts directional aerial at end
Hold the application and current urgent problem to be solved in product.
Summary of the invention
The purpose of the present invention is to provide a kind of directional aerial, the terminal based on multiple antenna design and the sides for reducing power consumption
Method has solved the problems, such as the problem that existing power consumption of terminal is high and directional aerial is not easy of integration.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of directional aerial, including flaky dielectric layer, the first surface of the dielectric layer are equipped with radiation patch and the
The second surface of one ground patch, the dielectric layer is equipped with the second ground patch；
The radiation patch is in rectangular configuration, positioned at the middle position of the first surface of dielectric layer；The first ground connection patch
Piece structure in a ring, encloses the surrounding set on radiation patch, and be formed with spacing between the radiation patch；
It is offered on the directional aerial through the multiple conductive logical of the first ground patch, dielectric layer and the second ground patch
Hole, the conductive through hole inner wall are coated with layers of copper, so that the first ground patch and the second ground patch are connected by conductive through hole.
Optionally, one jiao of the radiation patch offers circular-arc cut.
Optionally, two elongated slots are offered on second ground patch, two elongated slot sizes are identical and are parallel to each other.
Optionally, the conductive through hole is uniformly distributed in the surrounding of radiation patch.
Optionally, the feed through-hole of the inner core insertion for coaxial line is also provided on the directional aerial, the feed is logical
Hole penetrating radiation patch, dielectric layer and the second ground patch；The radiation patch is equipped with feeding point, in the coaxial line
Core welding；Second ground patch is equipped with pad, welds for the outer ring of the coaxial line.
Optionally, the dielectric layer with a thickness of 1mm.
A kind of terminal based on multiple antenna design, including wireless module, further include control unit, power splitter, switching group and
Antenna sets；
The antenna sets have the directional aerial for being differently directed radiation direction, and the orientation of all directional aerials including N number of
Whole directions are covered after radiation direction synthesis, the N is the integer greater than 2；The directional aerial is as above any described；
The wireless module is separately connected by N number of directional aerial of power splitter and antenna sets, forms the road N signal wire；
The switching group, including N number of RF switch, are distributed in the signal wire that do not go the same way respectively；
The power splitter for the radiofrequency signal of wireless module to be converted to the road N by single channel or two-way, and will be converted
To every road radiofrequency signal export to corresponding directional aerial by a RF switch；
The wireless module, for when terminal enters scan pattern, detection to be sequentially formed in each signal wire of access
Signal strength selectes the directional aerial in the signal wire with strongest signal strength as work antenna；
Described control unit is controlled with switching group and is connected, for controlling N number of RF switch when terminal enters scan pattern
It individually opens one by one, so that the road N signal wire independently forms access one by one；It is also used to after the selected antenna of work out, controls work
The RF switch that antenna is connected individually is opened, other RF switches are closed.
Optionally, the terminal further includes scanning trigger unit, for the location information of real-time monitoring terminal, in institute's rheme
When confidence breath changes, triggering terminal enters scan pattern.
A method of power consumption is reduced, terminal as described above is applied to, comprising steps of
After the terminal enters scan pattern, the RF switch in each road signal wire is individually opened one by one, detection is successively
Form the signal strength and record of each signal wire of access；After the signal strength detection for completing all signal wires, selecting has most
Directional aerial in the signal wire of strong signal intensity is as work antenna；
After selecting the work antenna, the RF switch that the work antenna is connected individually is opened, the end is controlled
End enters operating mode.
Optionally, the method also includes: the location information of real-time monitoring terminal changes in the location information
When, triggering terminal enters scan pattern.
Compared with prior art, the embodiment of the present invention has the advantages that
On the one hand the embodiment of the present invention can integrate multiple directional aerials with low section in terminal, on the one hand for finger
Determine direction, individually open each directional aerial one by one and carry out energy detection, selectes the directional aerial with ceiling capacity as work
Make antenna, compared with the prior art is using omnidirectional antenna, function can be substantially reduced on the basis of good communication quality is effectively ensured
Consumption.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is omnidirectional antenna and directional antenna radiation communication direction schematic diagram；
Fig. 2 is the Facad structure view for the directional aerial that the embodiment of the present invention one provides；
Fig. 3 is the backside structure view for the directional aerial that the embodiment of the present invention one provides；
Fig. 4 is the Facad structure view of directional aerial provided by Embodiment 2 of the present invention；
Fig. 5 is the backside structure view of directional aerial provided by Embodiment 2 of the present invention；
Fig. 6 is the 2D antenna pattern of directional aerial provided by Embodiment 2 of the present invention；
Fig. 7 is the 3D antenna pattern of directional aerial provided by Embodiment 2 of the present invention；
Fig. 8 is the principle assumption diagram for the terminal that the embodiment of the present invention three provides；
Fig. 9 is the method flow diagram for the reduction power consumption that the embodiment of the present invention four provides.
Specific embodiment
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that disclosed below
Embodiment be only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field
Those of ordinary skill's all other embodiment obtained without making creative work, belongs to protection of the present invention
Range.
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
Embodiment one
Fig. 2 to Fig. 3 is please referred to, present embodiments provides a kind of directional aerial with low cross section, including flaky
Dielectric layer 1, the first surface of dielectric layer 1 are equipped with radiation patch 2 and the first ground patch 3, and the second surface of dielectric layer 1 is equipped with the
Two ground patch 4.By the first ground patch 3 and the second ground patch 4, one can be formed in the upper and lower surface of dielectric layer 1 respectively
Ground level.
Wherein, it is located in the middle dielectric layer 1, usually FR4 substrate or the better ceramic bases of dielectric constant, thickness can be with
For 1mm.Radiation patch 2 is in rectangular configuration, positioned at the middle position of the first surface of dielectric layer 1；First ground patch 3 is in a ring
Structure, encloses the surrounding set on radiation patch 2, and with the 2 of radiation patch between be formed with default spacing.Due to radiation patch 2 and
Spacing between one ground patch 3 will affect antenna resonance frequency, and the bigger antenna resonant frequency of spacing is lower, thus this implementation
The spacing of the two is optionally set as the thickness value of dielectric layer 1 by example.
In order to enhance directional radiation properties, the directional aerial of the present embodiment uses following unique design:
It is offered on directional aerial through the multiple conductive logical of the first ground patch 3, dielectric layer 1 and the second ground patch 4
Hole 5,5 inner wall of conductive through hole are coated with layers of copper, so that the first ground patch 3 and the second ground patch 4 are connected by conductive through hole 5
It connects.Since the electromagnetic wave of the first surface of dielectric layer 1 in application process can be coupled on the ground level of second surface, and pass through
Second surface is radiated to other directions, thus upper and lower two ground levels are connected the present embodiment by conductive through hole 5, can achieve
To the purpose that radiated electromagnetic wave is constrained, enhance the directional radiation properties of antenna.The quantity and distribution mode of conductive through hole 5 are not
Limitation, can be uniformly distributed in the surrounding of radiation patch 2 as shown in Figure 1.
In addition, the feeding classification of the directional aerial of the present embodiment is coaxial line direct feed, it is also provided on directional aerial
For the feed through-hole of the inner core insertion of coaxial line, feed through-hole runs through the first ground patch 3, dielectric layer 1 and the second ground patch
4；Radiation patch 2 is equipped with feeding point, welds for the inner core of coaxial line；Second ground patch 4 is equipped with pad, for coaxial line
Outer ring welding.Specific feeding classification are as follows: coaxial line inner core is inserted into from second surface, is welded on the radiation patch of first surface
Feeding point on 2 is fed, and coaxial line outer ring is directly welded at the pad on the second ground patch 4 of second surface.
Different from traditional directional aerial, the devices such as director are not used in directional aerial provided in an embodiment of the present invention, but
Ground level is increased in the border of the radiation patch 2 of upper surface and is connect by conductive through hole 5 with the ground level of lower surface, to spoke
Radio magnetic wave side surface direction is constrained；Lower surface ground level plays reflector simultaneously, by the electromagnetism wave direction of downward radiation
Upper reflection, thus have the advantages that cross section is low and directed radiation performance is excellent.
Embodiment two
Fig. 4 to Fig. 5 is please referred to, in order to further enhance directional radiation properties, the present embodiment two, which provides another kind, to be had
The directional aerial in low cross section increases following unique design on the basis of example 1:
1) one jiao of radiation patch 2 offers circular-arc cut 6, can enhance the ability of transmitting signal in this way, promotes antenna
Impedance control ability.
Since the impedance of antenna coaxial line feed is 50+j0 Ω, maximum antenna radiation capability, antenna and feeder line are realized
Impedance matching must be reached.When not opening up circular-arc cut 6, the impedance of antenna is 50-j0 Ω, radiation patch 2 (when non-corner cut)
Impedance be 100-j90 Ω, it is poor with coaxial feeder impedance matching effect.The present embodiment is changed by opening up circular-arc cut 6
The impedance of stray reactance state, final radiation patch 2 is 50-j7 Ω, greatly improves impedance matching, enhances radiation energy
Power.
2) on the second ground patch 4, the elongated slot 7 of two identical sizes is offered, the coupled electromagnetic wave of ground level can be reduced,
Downward radiation is prevented, the directional radiation properties of antenna are further enhanced.
Fig. 6 and Fig. 7 are please referred to, Fig. 6 is the 2D antenna pattern of the directional aerial of the present embodiment, and Fig. 7 is the present embodiment
The 3D antenna pattern of directional aerial has minimum it can thus be seen that the directional aerial of the present embodiment has positive radiotropism
Backward radiation, and positive radiation can cover the region of directional aerial institute face at ball-shaped well.
Therefore, directional aerial thinner thickness provided in this embodiment, and there are good positive direction directional radiation properties,
It can be easily integrated in end product.
Embodiment three
Referring to Fig. 8, present embodiments providing a kind of terminal based on multiple antenna design, comprising: wireless module, control are single
Member, power splitter, switching group and antenna sets.
Antenna sets have the directional aerial for being differently directed radiation direction, and the directed radiation of all directional aerials including N number of
Whole directions are covered after direction composition, i.e., so that the entire radiation direction of antenna sets is omnidirectional.In the present embodiment, directional aerial choosing
The directional aerial with low section provided with embodiment one or embodiment two, convenient for integrated.The quantity of directional aerial is unlimited
It is fixed, it can be determined according to the radiation areas size of selected model.
Wireless module is separately connected by N number of directional aerial of power splitter and antenna sets, forms the road N signal wire.
Switching group, including N number of RF switch, are distributed in the signal wire that do not go the same way respectively.
Power splitter for the radiofrequency signal of wireless module to be converted to the road N by single channel or two-way, and will be converted to
Every road radiofrequency signal is exported by a RF switch to corresponding directional aerial.
Wireless module, for when terminal enters scan pattern, detection to sequentially form the signal in each signal wire of access
Intensity selectes the directional aerial in the signal wire with strongest signal strength as work antenna.
Control unit is controlled with switching group and is connected, for controlling N number of RF switch when terminal enters scan pattern one by one
It individually opens, so that the road N signal wire independently forms access one by one, so that wireless module carries out signal strength detection；It is also used to
After the selected antenna of work out, the RF switch that control work antenna is connected individually is opened, other RF switches are closed.
The terminal of the present embodiment may also include scanning trigger unit, for the location information of real-time monitoring terminal, described
When location information changes, triggering terminal enters scan pattern.
For mobile terminal (such as laptop), since wireless module is general only there are two terminal, the prior art is general
It is designed as double wifi antennas.And for a solid space, two directional aerials can not cover all directions.Therefore, originally
Embodiment completes the conversion of single-ended or both-end to multiterminal using power splitter in the output end of wireless module, in order to use more
The directional aerial of multi-quantity realizes large range of energy scan；Also, it is managed by control unit in each road signal wire
RF switch switch state, with assist wireless module complete work antenna selection.
Example IV
A kind of method for present embodiments providing reduction power consumption based on multiple antenna design, applied to described in embodiment three
Terminal, comprising steps of
After the terminal enters scan pattern, the RF switch in each road signal wire is individually opened one by one, detection is successively
Form the signal strength and record of each signal wire of access；After the signal strength detection for completing all signal wires, selecting has most
Directional aerial in the signal wire of strong signal intensity is as work antenna；
After selecting the work antenna, the RF switch that the work antenna is connected individually is opened, the end is controlled
End enters operating mode.
Specifically, referring to Fig. 9, the method provided in this embodiment for reducing power consumption includes:
Step 101, triggering terminal enter scan pattern.
In the present embodiment, terminal includes scan pattern and normal mode of operation；In scan pattern, terminal will be from antenna sets
Filter out has the directional aerial of maximum radiant energy as work antenna in assigned direction；In normal mode of operation, terminal will
Only the selected work antenna of application completes wireless signal transmitting work.
Triggering method can be with are as follows: the location information of real-time monitoring terminal, when location information changes, triggering terminal into
Enter scan pattern.
Step 102, individually open the i-th road signal wire in RF switch so that current i-th road signal wire be access and its
The signal wire on his road is closed circuit.
Wherein, the initial value that i is integer and 1≤i≤N, i is 1.
Step 103, the signal strength in the i-th road signal wire of detection and record.
After step 104, i increase 1 automatically, judge whether i > N, if i > N, shows that the signal that all signal wires are completed is strong
Degree detection, enters step 105；If i≤N, 102 are gone to step, the signal strength detection of signal wire all the way under continuing.
Step 105, according to record information, select with strongest signal strength signal wire in directional aerial as work
Antenna.
The RF switch that step 106, control work antenna are connected individually is opened, other RF switches are closed, later eventually
End enters normal mode of operation.
In the above-mentioned methods, multiple directional aerials with low section are on the one hand integrated in terminal, on the one hand for finger
Determine direction, individually open each directional aerial one by one and carry out energy detection, selectes the directional aerial with ceiling capacity as work
Make antenna, compared with the prior art is using omnidirectional antenna, function can be substantially reduced on the basis of good communication quality is effectively ensured
Consumption.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of directional aerial, including flaky dielectric layer, which is characterized in that the first surface of the dielectric layer is equipped with radiation
The second surface of patch and the first ground patch, the dielectric layer is equipped with the second ground patch；
The radiation patch is in rectangular configuration, positioned at the middle position of the first surface of dielectric layer；First ground patch is in
Ring structure encloses the surrounding set on radiation patch, and is formed with spacing between the radiation patch；
Multiple conductive through holes through the first ground patch, dielectric layer and the second ground patch are offered on the directional aerial,
The conductive through hole inner wall is coated with layers of copper, so that the first ground patch and the second ground patch are connected by conductive through hole.
2. directional aerial according to claim 1, which is characterized in that one jiao of the radiation patch offers arc-shaped cut
Mouthful.
3. directional aerial according to claim 1, which is characterized in that offered on second ground patch two long
Slot, two elongated slot sizes are identical and are parallel to each other.
4. directional aerial according to claim 1, which is characterized in that the conductive through hole is uniformly distributed in radiation patch
Surrounding.
5. directional aerial according to claim 1, which is characterized in that be also provided on the directional aerial for coaxial line
The feed through-hole of inner core insertion, the feed through-hole penetrating radiation patch, dielectric layer and the second ground patch；The radiation patch
It is equipped with feeding point, is welded for the inner core of the coaxial line；Second ground patch is equipped with pad, for the coaxial line
Outer ring welding.
6. directional aerial according to claim 1, which is characterized in that the dielectric layer with a thickness of 1mm.
7. a kind of terminal based on multiple antenna design, including wireless module, which is characterized in that further include control unit, power splitter,
Switching group and antenna sets；
The antenna sets have the directional aerial for being differently directed radiation direction, and the directed radiation of all directional aerials including N number of
Whole directions are covered after direction composition, the N is the integer greater than 2；The directional aerial such as claim 1 to 6 is any described；
The wireless module is separately connected by N number of directional aerial of power splitter and antenna sets, forms the road N signal wire；
The switching group, including N number of RF switch, are distributed in the signal wire that do not go the same way respectively；
The power splitter for the radiofrequency signal of wireless module to be converted to the road N by single channel or two-way, and will be converted to
Every road radiofrequency signal is exported by a RF switch to corresponding directional aerial；
The wireless module, for when terminal enters scan pattern, detection to sequentially form the signal in each signal wire of access
Intensity selectes the directional aerial in the signal wire with strongest signal strength as work antenna；
Described control unit is controlled with switching group and is connected, for controlling N number of RF switch when terminal enters scan pattern one by one
It individually opens, so that the road N signal wire independently forms access one by one；It is also used to after the selected antenna of work out, controls work antenna
The RF switch connected is individually opened, other RF switches are closed.
8. the terminal according to claim 7 based on multiple antenna design, which is characterized in that the terminal further includes scanning touching
Bill member, for the location information of real-time monitoring terminal, when the location information changes, triggering terminal enters scanning mould
Formula.
9. a method of reduce power consumption, which is characterized in that the method is applied to terminal as claimed in claim 7, including step
It is rapid:
After the terminal enters scan pattern, the RF switch in each road signal wire is individually opened one by one, and detection sequentially forms
The signal strength and record of each signal wire of access；After the signal strength detection for completing all signal wires, selecting has most strong letter
Directional aerial in the signal wire of number intensity is as work antenna；
After selecting the work antenna, individually open the RF switch that the work antenna is connected, control the terminal into
Enter operating mode.
10. the method according to claim 9 for reducing power consumption, which is characterized in that the method also includes: real-time monitoring is whole
The location information at end, when the location information changes, triggering terminal enters scan pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811203643.0A CN109273845B (en) | 2018-10-16 | 2018-10-16 | A directional antenna, a terminal based on a multi-antenna design, and a method for reducing power consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811203643.0A CN109273845B (en) | 2018-10-16 | 2018-10-16 | A directional antenna, a terminal based on a multi-antenna design, and a method for reducing power consumption |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109273845A true CN109273845A (en) | 2019-01-25 |
| CN109273845B CN109273845B (en) | 2020-10-09 |
Family
ID=65197294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811203643.0A Active CN109273845B (en) | 2018-10-16 | 2018-10-16 | A directional antenna, a terminal based on a multi-antenna design, and a method for reducing power consumption |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109273845B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110535488A (en) * | 2019-09-24 | 2019-12-03 | 安捷利（番禺）电子实业有限公司 | A kind of millimeter-wave communication system of the directive antenna fixed based on direction |
| CN111629323A (en) * | 2020-04-07 | 2020-09-04 | 普联技术有限公司 | Tracking and positioning method and device of wireless equipment and storage medium |
| WO2021159242A1 (en) * | 2020-02-10 | 2021-08-19 | 深圳市欢太数字科技有限公司 | Radio frequency card selection method, terminal, radio frequency component, storage medium, and apparatus |
| CN113423059A (en) * | 2021-06-21 | 2021-09-21 | 歌尔智能科技有限公司 | Equipment positioning method, device and system and readable storage medium |
| CN113708045A (en) * | 2021-07-29 | 2021-11-26 | 东莞华贝电子科技有限公司 | Wireless communication device |
| WO2022001667A1 (en) * | 2020-06-28 | 2022-01-06 | 中兴通讯股份有限公司 | Antenna determination method and apparatus, terminal, electronic device, and storage medium |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104934714A (en) * | 2015-06-26 | 2015-09-23 | 厦门大学 | BeiDou microstrip antenna loaded with wrench type resonant rings |
-
2018
- 2018-10-16 CN CN201811203643.0A patent/CN109273845B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104934714A (en) * | 2015-06-26 | 2015-09-23 | 厦门大学 | BeiDou microstrip antenna loaded with wrench type resonant rings |
Non-Patent Citations (3)
| Title |
|---|
| MOHAMED H. AWIDA ET-AL: "《A 2x4 Substrate-Integrated Waveguide Probe-Fed Cavity-Backed Patch Array》", 《2010 IEEE ANTENNAS AND PROPAGATION SOCIETY INTERNATIONAL SYMPOSIUM》 * |
| NOOR M. AWAD ET-AL: "《UWB Antenna with Round Steps》", 《2015 IEEE INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION & USNCURSI NATIONAL RADIO SCIENCE MEETING》 * |
| WEI-PING CAO ER-AL: "《A Novel Slotted Cavity–backed Patch Antenna for Dual-band UHF Applications》", 《2018 INTERNATIONAL CONFERENCE ON MICROWAVE AND MILLIMETER WAVE TECHNOLOGY（ICMMT）》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110535488A (en) * | 2019-09-24 | 2019-12-03 | 安捷利（番禺）电子实业有限公司 | A kind of millimeter-wave communication system of the directive antenna fixed based on direction |
| WO2021159242A1 (en) * | 2020-02-10 | 2021-08-19 | 深圳市欢太数字科技有限公司 | Radio frequency card selection method, terminal, radio frequency component, storage medium, and apparatus |
| CN114846474A (en) * | 2020-02-10 | 2022-08-02 | 深圳市欢太数字科技有限公司 | Radio frequency card selection method, terminal, radio frequency assembly, storage medium and device |
| CN111629323A (en) * | 2020-04-07 | 2020-09-04 | 普联技术有限公司 | Tracking and positioning method and device of wireless equipment and storage medium |
| CN111629323B (en) * | 2020-04-07 | 2022-07-19 | 上海联虹技术有限公司 | Tracking and positioning method and device of wireless equipment and storage medium |
| WO2022001667A1 (en) * | 2020-06-28 | 2022-01-06 | 中兴通讯股份有限公司 | Antenna determination method and apparatus, terminal, electronic device, and storage medium |
| US12452897B2 (en) | 2020-06-28 | 2025-10-21 | Zte Corporation | Antenna determination method and apparatus, terminal, electronic device, and storage medium |
| CN113423059A (en) * | 2021-06-21 | 2021-09-21 | 歌尔智能科技有限公司 | Equipment positioning method, device and system and readable storage medium |
| CN113423059B (en) * | 2021-06-21 | 2023-08-08 | 歌尔智能科技有限公司 | Equipment positioning method, device, system and readable storage medium |
| CN113708045A (en) * | 2021-07-29 | 2021-11-26 | 东莞华贝电子科技有限公司 | Wireless communication device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109273845B (en) | 2020-10-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Ding et al. | A tri-band shared-aperture antenna for (2.4, 5.2) GHz Wi-Fi application with MIMO function and 60 GHz Wi-Gig application with beam-scanning function | |
| CN109273845A (en) | Directional antenna, terminal based on multi-antenna design and method for reducing power consumption | |
| CN102422486B (en) | High gain metamaterial antenna device | |
| US10854994B2 (en) | Broadband phased array antenna system with hybrid radiating elements | |
| WO2013007165A1 (en) | Mimo antenna structure of multi-frequency band mobile phone | |
| CN103390795B (en) | A kind of directional diagram has the antenna of multiple restructural characteristic | |
| WO2019223318A1 (en) | Indoor base station and pifa antenna thereof | |
| CN117810677A (en) | an electronic device | |
| CN210805997U (en) | Broadband omnidirectional/directional pattern reconfigurable antenna | |
| Islam et al. | Low-profile PIN-diode-controlled bezel fit radiation-pattern reconfigurable antenna arrays for 5G smartphones | |
| CN109980343A (en) | A kind of omnidirectional/orientation direction figure is restructural and polarization reconfigurable antenna | |
| Aggarwal et al. | Millimeter wave antennas: A state-of-the-art survey of recent developments, principles, and applications | |
| JP2005537693A (en) | Electromagnetic wave receiving and / or transmitting device having radiation diversity | |
| Chen et al. | High-gain omnidirectional transmitarray antenna | |
| Wu et al. | On the performance of printed dipole antenna with novel composite corrugated-reflectors for low-profile ultrawideband applications | |
| CN209104370U (en) | Across the frequency band double-frequency dual-polarization radiating unit of single layer patch type microwave and millimeter wave for 5G mobile communication | |
| CN111146570B (en) | Terminal with reconfigurable antenna | |
| CN105048066A (en) | Low-profile high-gain fractal miniature base station antenna | |
| CN209516012U (en) | An Omnidirectional/Directional Pattern Reconfigurable and Polarization Reconfigurable Antenna | |
| CN112909558A (en) | Laminated patch antenna based on radiation regulation and control and communication equipment | |
| JP4542866B2 (en) | Directional control microstrip antenna | |
| Saikia et al. | Parasitic array based radiation pattern reconfigurable patch antenna for WLAN application | |
| JP5071904B2 (en) | Electromagnetically coupled variable antenna | |
| Li et al. | Wide-beam Metallic Bezel Antenna for Direct Satellite-to-Handset Communications | |
| CN108832279B (en) | Omnidirectional antenna and radiation angle switching method |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |