CN106229673A - Antenna assembly - Google Patents
Antenna assembly Download PDFInfo
- Publication number
- CN106229673A CN106229673A CN201610848264.1A CN201610848264A CN106229673A CN 106229673 A CN106229673 A CN 106229673A CN 201610848264 A CN201610848264 A CN 201610848264A CN 106229673 A CN106229673 A CN 106229673A
- Authority
- CN
- China
- Prior art keywords
- earthing member
- antenna
- corner
- antenna assembly
- radiation arm
- 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
- 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
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
- H01Q9/42—Resonant antennas with feed to end of elongated active element, e.g. unipole with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
Abstract
The present invention provides a kind of antenna assembly.The antenna configurations of antenna assembly is in the corner of main earthing member, extend earthing member and connect the corner of main earthing member, the radiation arm of antenna has the first end near the first corner and the second end away from the first corner, and short circuit part is connected first end being located proximate to radiation arm of radiation arm with feed-in part.The electric current produced on main earthing member so can be made to have two dimension directions, and improve the field pattern uniformity of antenna so that it is there is the antenna patterns illustrated of isotropic directivity, also can produce multiple polarization effect simultaneously, and can effectively receive and dispatch multi-path signals, the communication quality of antenna assembly is significantly increased.
Description
Technical field
The present invention relates to a kind of antenna assembly, particularly relate to a kind of to there is omni-directional field pattern and multipolarization effect can be produced
Antenna assembly.
Background technology
In recent years, along with the progress of integrated circuit technique so that radio communication device more shape is light, thin, short, little, Qi Zhongli
The flat plane antenna made by printed circuit methods, owing to having high integration and easily and the plurality of advantages such as peripheral assembly integration,
The most it is increasingly becoming the main flow of current communications industry.But, the radiation pattern of existing printing type aerial is easily because of circuit chi
Very little, the restriction of ground plane configuration, and affect the quality of communication.In common printing type aerial structure, plane inverse F type (PIFA)
Antenna and one pole (monopole) antenna are to produce resonance mode based on quarter-wave resonance mechanism, are produced at ground plane
Raw electric current can affect field pattern and the polarization characteristic of antenna significantly.Therefore, how by changing the electric current of ground plane to optimize
The communication quality of antenna is highly important problem.
Summary of the invention
The present invention provides a kind of antenna assembly, can effectively improve field pattern and the polarization characteristic of antenna, and then be greatly improved
The communication quality of antenna assembly.
The antenna assembly of the present invention is suitable to stand on load plane or be fixed on non-in the way of the most upright
Horizontal plane, antenna assembly includes main earthing member, antenna and extends earthing member.Main earthing member is perpendicular to load plane or level
Face, main earthing member has away from load plane or the first corner of horizontal plane and the second corner.Antenna configurations in the first corner,
Antenna includes short circuit part, feed-in part and radiation arm.First end of short circuit part connects main earthing member.First end of feed-in part has
Load point.Radiation arm has the first end and the second end, the first end of wherein said radiation arm than the second end near the first corner, short
Road part is connected radiation arm with the second end of feed-in part, and short circuit part is near the first end of radiation arm.Extend earthing member and connect main connecing
First corner of ground part.
In one embodiment of this invention, above-mentioned extension earthing member is rectangular, and the corner extending earthing member connects main connecing
First corner of ground part.
In one embodiment of this invention, above-mentioned main earthing member has the first side forming the first corner and the second side
Limit, the wherein parallel first side of radiation arm, the first end of short circuit part connects first side, the extension ground connection being connected with main earthing member
The corner of part has the 3rd side and four side, and a part for the 3rd side is a part of overlapping with second side, and the 3rd
What side was not connected with second side is partially larger than the part that the 3rd side is connected with second side.
In one embodiment of this invention, above-mentioned main earthing member has the first side forming the first corner and the second side
Limit, the wherein parallel first side of radiation arm, short circuit part first end connect first side, extend earthing member have the 3rd side with
Four side, the 3rd side connects second side, and four side connects first side, and four side folds one with second side
Angle.
In one embodiment of this invention, above-mentioned angle is equal to 45 degree.
In one embodiment of this invention, above-mentioned main earthing member is configured on the surface of substrate with extending earthing member.
In one embodiment of this invention, above-mentioned substrate is printed circuit board (PCB).
In one embodiment of this invention, above-mentioned antenna produces mode of resonance based on quarter-wave resonance mechanism
State.
In one embodiment of this invention, above-mentioned antenna is planar inverted F-shape antenna or unipole antenna.
Based on above-mentioned, embodiments of the invention by by antenna configurations in the first corner of main earthing member, and configure with main
The extension earthing member that first corner of earthing member connects, so that the electric current produced on main earthing member has two dimension directions, with
Time make antenna produce multiple polarization effect, effectively to improve field pattern and the polarization characteristic of antenna, and then it is traditional thread binding that sky is greatly improved
The communication quality put, wherein the radiation arm of antenna has the first end near the first corner and the second end away from the first corner,
And short circuit part is connected first end being located proximate to radiation arm of radiation arm with feed-in part.
For the features described above of the present invention and advantage can be become apparent, special embodiment below, and coordinate accompanying drawing to make in detail
Carefully it is described as follows.
Accompanying drawing explanation
Figure 1A is the schematic diagram of the antenna assembly according to one embodiment of the invention.
Figure 1B is the floor map of the substrate of the antenna assembly according to Figure 1A embodiment.
Fig. 2 is the schematic diagram of the antenna assembly according to another embodiment of the present invention.
Fig. 3 is the antenna patterns illustrated schematic diagram along the bearing of trend of load plane of the antenna according to Figure 1A Yu Figure 1B embodiment.
Fig. 4 A is the schematic diagram of the antenna assembly according to another embodiment of the present invention.
Fig. 4 B is the floor map of the substrate of the antenna assembly according to Fig. 4 A embodiment.
Reference:
100,400: antenna assembly；
102: main earthing member；
104: antenna；
106,402: extend earthing member；
108: substrate；
A1: surface；
F1: load plane；
F2: horizontal plane；
F3: non-horizontal surface；
C1, C2, C3 ': corner；
104-1: radiation arm；
104-2: feed-in part；
104-3: short circuit part；
FD1: load point；
SD1～SD4, SD3 ', SD4 ': side.
Detailed description of the invention
Figure 1A is the schematic diagram of the antenna assembly according to one embodiment of the invention, and Figure 1B is the sky according to Figure 1A embodiment
The floor map of the substrate of line apparatus, refer to Figure 1A and Figure 1B.Antenna assembly 100 include main earthing member 102, antenna 104,
Extending earthing member 106 and substrate 108, main earthing member 102, antenna 104 are configured at the table of substrate 108 with extending earthing member 106
On face A1 (the oblique line net bottom part as shown by Figure 1A Yu Figure 1B).Wherein antenna 104 is based on quarter-wave resonance
Mechanism produces resonance mode, antenna 104 can for example, planar inverted F-shape antenna or unipole antenna, be with plane in the present embodiment
Illustrate as a example by inverted F shaped antenna, its mid frequency can for example, 2.4G hertz (Hz) or 5G hertz (Hz), but not as
Limit.
Additionally, substrate 108 can for example, printed circuit board (PCB), main earthing member 102, antenna 104 with extend earthing member 106 then
For the metal level being printed on printed circuit board (PCB) with printing treatment, but it is not limited.Antenna assembly 100 is suitable to stand on and holds
Carry plane or in the way of the most upright, be fixed on non-horizontal surface (such as wall) carry out the transmitting-receiving of aerial signal, with
Communicate.For example, in Figure 1A embodiment, load plane F1 can be for example the table top of level, and antenna assembly 100 is suitable to
Standing on load plane F1, now substrate 108 is perpendicular to load plane F1.The most such as, Fig. 2 is another embodiment of the present invention
The schematic diagram of antenna assembly, in Fig. 2 embodiment, antenna assembly 100 also can be relative to imaginary horizontal plane F2 with upright side
Formula is fixed on a non-horizontal surface F3.In Fig. 2 embodiment, non-horizontal surface F3 (its can for example, wall) is perpendicular to horizontal plane
F2, now substrate 108 is perpendicular to horizontal plane F2, it is notable that in other embodiments, and non-horizontal surface F3 also can be incomplete
Be perpendicular to horizontal plane F2, non-horizontal surface F3 also can for example, curved surface, or fold one with horizontal plane F2 and be not equal to 90 degree
Angle, and antenna assembly 100 is fixed on wall F3 also relative to imaginary horizontal plane F2 in this case in the way of upright
(antenna assembly 100 can be perpendicular to horizontal plane F2 or rough and be perpendicular to horizontal plane F2).For convenience of description, example below mainly with
The situation of the load plane F1 that antenna assembly 100 stands on Figure 1A embodiment illustrates.
Main earthing member 102 is perpendicular to load plane F1 (in Fig. 2 embodiment for being perpendicular to horizontal plane F2), main earthing member 102
There is corner C1 and corner C2 away from described load plane or horizontal plane.Antenna 104 is configured at corner C1, such as, be configured at
The top of corner C1.Furthermore, it is understood that antenna 104 includes radiation arm 104-1, feed-in part 104-2 and short circuit part 104-3, its
Middle radiation arm 104-1 has the first end and the second end, and wherein first end of radiation arm 104-1 is than the second end near corner C1, presents
The first end entering part 104-2 has load point FD1, and in order to receive FD feed, first end of short circuit part 104-3 connects main ground connection
Part 102.Additionally, second end of feed-in part 104-2 and short circuit part 104-3 is connected radiation arm 104-1, and short circuit part 104-3 is close
(i.e. short circuit part 104-3 connects radiation arm 104-1 near the side of corner C1, at the present embodiment for first end of radiation arm 104-1
In, feed-in part 104-2 also connects the radiation arm 104-1 side near corner C1, the most in other embodiments, feed-in part 104-2
Link position be not limited).For example, the corner C1 of the main earthing member 102 of the present embodiment can be by side SD1 and side
SD2 is formed, radiation arm 104-1 parallel sides SD1, and first end of short circuit part 104-3 connects side SD1, it addition, extend earthing member
106 can for example, rectangular configuration, the wherein corner C3 extending earthing member 106 connects the corner C1 of main earthing member 102.Further
For, the corner C3 extending earthing member 106 has of side SD3 and side SD4, a part of side SD3 and side SD2
Divide overlap, and the part the most overlapping with side SD2 for side SD3 that side SD3 is not overlapping with side SD2.Merit attention
, though the extension earthing member 106 of the present embodiment is implemented with rectangle, but is not limited thereto, and in other embodiments can also
Other shape is implemented, such as circle, triangle, square ... etc. geometric figure implement.
Fig. 3 is the antenna patterns illustrated schematic diagram along the bearing of trend of load plane of the antenna according to Figure 1A Yu Figure 1B embodiment,
As it is shown on figure 3, by the corner C1 that antenna 104 manner described above is configured at main earthing member 102, and will extend over earthing member
The 106 corner C1 being configured at main earthing member 102, can make the electric current produced on main earthing member 102 have two dimension directions (such as figure
Shown in 1A Yu Figure 1B, wherein a sense of current is parallel with the normal direction of load plane F1, another sense of current and carrying
Plane F1 is parallel), the most just can improve the field pattern uniformity of antenna 104 so that it is there is the antenna patterns illustrated of isotropic directivity, the most also
Multiple polarization effect (such as polarization effects such as horizontal polarization, vertical polarization, circular polarisation) can be produced, effectively receive and dispatch multi-path
(multipath) signal, and the communication quality of antenna assembly 100 is significantly increased.
Fig. 4 A is the schematic diagram of the antenna assembly according to another embodiment of the present invention, and Fig. 4 B is the sky according to Fig. 4 A embodiment
The floor map of the substrate of line apparatus, refer to Fig. 4 A and Fig. 4 B.Fig. 4 A embodiment exists with the difference of Figure 1A embodiment
In, in the antenna assembly 400 of Fig. 4 A embodiment, extend the corner C3 ' of earthing member 402 by side SD3 ' and side SD4 ' shape
Becoming, and the side SD2 of side SD3 ' and main earthing member 102 partly overlaps, additionally side SD4 ' then folds an angle with side SD2
Degree, the most in the present embodiment, side SD4 ' then folds 45 degree with side SD2, but is not limited, and it can be adjusted according to practical situation
Whole, for example, 30 degree or 60 degree.As shown in Figure 4 A and 4 B shown in FIG., by configuring the extension earthing member 402 of the present embodiment, can connect in main
The electric current in the direction flowing to load plane F1 and the electric current parallel with load plane F1 is produced, i.e. in this enforcement on ground part 102
In example, the electric current that main earthing member 102 produces also has two dimension directions, and can improve the field pattern uniformity of antenna 104, makes
It has the antenna patterns illustrated of isotropic directivity, produces multiple polarization effect simultaneously, and the communication matter of antenna assembly 100 is significantly increased
Amount.
Similarly, the geometry component that the extension earthing member 402 of the present embodiment can also be different is implemented, but need to have
With the side side SD4 ' that side SD2 folds an angle, flow to the electric current in the direction of load plane F1 with generation.Additionally, Fig. 4 A
The antenna assembly 400 of embodiment also can be suitable to be fixed in the way of with respect to the horizontal plane F2 is upright non-as Fig. 2 embodiment
Horizontal plane (such as wall) carries out the transmitting-receiving of aerial signal, and to communicate, other component of antenna assembly 400 can be such as in addition
Implement in the way of Fig. 2 embodiment, therefore do not repeat them here.
In sum, embodiments of the invention by antenna configurations in the corner of main earthing member, and will extend over earthing member configuration
In the corner of main earthing member, wherein the radiation arm of antenna has near first end in the first corner and away from the second of the first corner
Hold, and short circuit part is connected first end being located proximate to radiation arm of radiation arm with feed-in part.So can make to produce on main earthing member
Electric current there are two dimension directions, and improve the field pattern uniformity of antenna so that it is there is the antenna patterns illustrated of isotropic directivity, simultaneously
Also can produce multiple polarization effect (such as polarization effects such as horizontal polarization, vertical polarization, circular polarisation), and can effectively receive and dispatch multiple
Path signal, is significantly increased the communication quality of antenna assembly.
Although the present invention discloses as above with embodiment, so it is not limited to the present invention, any art
Middle those of ordinary skill, without departing from the spirit and scope of the present invention, when making a little change and retouching, therefore the present invention
Protection domain is as the criterion when the confining spectrum depending on appended claims.
Claims (10)
1. an antenna assembly, is suitable to stand on load plane or be fixed on non-horizontal in the way of the most upright
Face, it is characterised in that including:
Main earthing member, described main earthing member is perpendicular to described load plane or horizontal plane, and described main earthing member has away from described
Load plane or the first corner of horizontal plane and the second corner；
Antenna, is configured at described first corner, and described antenna includes:
Short circuit part, its first end connects described main earthing member；
Feed-in part, its first end has load point；And
Radiation arm, has the first end and the second end, the first end of wherein said radiation arm than the second end near described first corner,
Described short circuit part is connected described radiation arm with the second end of described feed-in part, and described short circuit part is near the first of described radiation arm
End；And
Extend earthing member, connect the first corner of described main earthing member.
Antenna assembly the most according to claim 1, it is characterised in that described extension earthing member is rectangular, and described extension connects
The corner of ground part connects the first corner of described main earthing member.
Antenna assembly the most according to claim 2, it is characterised in that described main earthing member has described first corner of formation
First side and second side, the parallel described first side of wherein said radiation arm, described short circuit part first end connect institute
Stating first side, the corner of the described extension earthing member being connected with described main earthing member has the 3rd side and four side, institute
State a part for the 3rd side and a part of overlapping of described second side, and described 3rd side is with described second side not even
Connect is partially larger than the part that described 3rd side is connected with described second side.
Antenna assembly the most according to claim 1, it is characterised in that described main earthing member has described first corner of formation
First side and second side, the parallel described first side of wherein said radiation arm, described short circuit part first end connect institute
Stating first side, described extension earthing member has the 3rd side and four side, and described 3rd side connects described second side,
Described four side connects described first side, and described four side folds an angle with described second side.
Antenna assembly the most according to claim 4, it is characterised in that described angle is equal to 45 degree.
Antenna assembly the most according to claim 1, it is characterised in that described antenna, described main earthing member and described extension
Earthing member is configured on the surface of substrate.
Antenna assembly the most according to claim 1, it is characterised in that described substrate is printed circuit board (PCB).
Antenna assembly the most according to claim 1, it is characterised in that described antenna is based on quarter-wave resonance machine
System produces resonance mode.
Antenna assembly the most according to claim 1, it is characterised in that described antenna is planar inverted F-shape antenna or one pole sky
Line.
Antenna assembly the most according to claim 1, it is characterised in that described antenna configurations is upper in described first corner
Side.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610848264.1A CN106229673A (en) | 2016-09-26 | 2016-09-26 | Antenna assembly |
| CN201710311330.6A CN107204515A (en) | 2016-09-26 | 2017-05-05 | Antenna assembly |
| EP17181017.9A EP3300171A1 (en) | 2016-09-26 | 2017-07-12 | Communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610848264.1A CN106229673A (en) | 2016-09-26 | 2016-09-26 | Antenna assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106229673A true CN106229673A (en) | 2016-12-14 |
Family
ID=58076691
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610848264.1A Pending CN106229673A (en) | 2016-09-26 | 2016-09-26 | Antenna assembly |
| CN201710311330.6A Pending CN107204515A (en) | 2016-09-26 | 2017-05-05 | Antenna assembly |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710311330.6A Pending CN107204515A (en) | 2016-09-26 | 2017-05-05 | Antenna assembly |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP3300171A1 (en) |
| CN (2) | CN106229673A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110800156A (en) * | 2017-06-28 | 2020-02-14 | 三星电子株式会社 | Antenna device and electronic device including antenna |
| CN115566420A (en) * | 2022-09-15 | 2023-01-03 | 东莞理工学院 | Omnidirectional circularly polarized inverted F antenna |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6337663B1 (en) * | 2001-01-02 | 2002-01-08 | Auden Techno Corp. | Built-in dual frequency antenna |
| TWI341054B (en) * | 2007-12-14 | 2011-04-21 | Wistron Neweb Corp | Antenna structure and related wireless communication appratus thereof |
| CN201188449Y (en) * | 2008-02-15 | 2009-01-28 | 美磊科技股份有限公司 | Improved structure for antennae |
| US9276319B2 (en) * | 2013-05-08 | 2016-03-01 | Apple Inc. | Electronic device antenna with multiple feeds for covering three communications bands |
| US9634387B2 (en) * | 2015-02-12 | 2017-04-25 | Galtronics Corporation Ltd. | Multiple-input multiple-output (MIMO) antenna |
-
2016
- 2016-09-26 CN CN201610848264.1A patent/CN106229673A/en active Pending
-
2017
- 2017-05-05 CN CN201710311330.6A patent/CN107204515A/en active Pending
- 2017-07-12 EP EP17181017.9A patent/EP3300171A1/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110800156A (en) * | 2017-06-28 | 2020-02-14 | 三星电子株式会社 | Antenna device and electronic device including antenna |
| US10910708B2 (en) | 2017-06-28 | 2021-02-02 | Samsung Electronics Co., Ltd | Antenna device and electronic device comprising antenna |
| CN110800156B (en) * | 2017-06-28 | 2021-08-03 | 三星电子株式会社 | Antenna device and electronic device including antenna |
| CN115566420A (en) * | 2022-09-15 | 2023-01-03 | 东莞理工学院 | Omnidirectional circularly polarized inverted F antenna |
| CN115566420B (en) * | 2022-09-15 | 2023-09-29 | 东莞理工学院 | Omnidirectional circularly polarized inverted-F antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107204515A (en) | 2017-09-26 |
| EP3300171A1 (en) | 2018-03-28 |
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Application publication date: 20161214 |
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