CN108232448A - Antenna structure - Google Patents
Antenna structure Download PDFInfo
- Publication number
- CN108232448A CN108232448A CN201611191747.5A CN201611191747A CN108232448A CN 108232448 A CN108232448 A CN 108232448A CN 201611191747 A CN201611191747 A CN 201611191747A CN 108232448 A CN108232448 A CN 108232448A
- Authority
- CN
- China
- Prior art keywords
- antenna structure
- radio frequency
- circuit board
- metal
- frequency circuit
- 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
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
- Telephone Set Structure (AREA)
Abstract
The present invention discloses a kind of antenna structure, including an all-metal cover, a radio frequency circuit board, multiple first match circuits and multiple second match circuits.The single structure that all-metal cover is integrally formed.Radio frequency circuit board include respectively by least two first match circuits at least two load points of distinguishing the all-metal cover in electrical contact and by least one second match circuit with an at least earth point for the all-metal cover in electrical contact.Common radiator of the antenna structure provided by the invention by the use of an all-metal cover as different frequency range load point.Whereby, all-metal cover can be as the metal back cover of a mobile device, in this way, being not required to set antenna structure that mobile device can be made to have antenna function on the mobile device, increasing space availability ratio and reducing cost.
Description
Technical field
The present invention relates to a kind of antenna structure, more particularly to a kind of collaboration antenna structure of a shared radiator.
Background technology
With popularizing for network, the radio-frequency modules such as GPS, Wifi, bluetooth are set in mobile device as mobile device
One development trend, and how to integrate the Anneta module of multiple frequency range in mobile device, at the same meet mobile device external form it is frivolous,
The demand simplified is a wherein Research Emphasis of this field.
In addition, in the market, most of mobile device newly released all uses metal shell as outer to mobile device at present
Shell.Under this trend, the screen effect of metal shell how is overcome and Anneta module, which is integrated in inside mobile device, also to be become
The major subjects of research staff.
In the prior art, it if mobile device to be made has antenna function, needs to form groove on the housing of mobile device,
Or setting radiator is in mobile device, such as number of patent application CN 201010602636.5, CN 201310656510.X, CN
201480002052.0,201610157092.3 disclosure of that of CN.Therefore, if mobile device need to support multiband, often
It needs to set multiple grooves or multiple radiators on its dorsal shield or front housing, promotes manufacture difficulty and manufacture cost, and make movement
Device has larger volume and causes inconvenient for use.In addition, the integrality for destroying metal housing surface also affects mobile dress
The overall appearance put, but maintain the surface of metal shell completely on the market often compared with can attract user and relatively to have competition excellent
Gesture.Meanwhile if radiator often occupies the part display area of mobile device, and the head of user, hand to be set to front housing
When often result in signal interference.In addition, multiband aerial to be realized is related to complicated circuit pairing and design, also improves and be manufactured into
This.
Invention content
The technical problems to be solved by the invention are, provide a kind of antenna structure in view of the deficiencies of the prior art, pass through
Make multiple load points of a radio frequency circuit board and multiple earth points be electrically connected at respectively via a match circuit one into
The all-metal housing of type can reduce cost, save space and realize the integration of multiband aerial.
In order to solve the technical issues of above-mentioned, a wherein technical solution of the present invention is to provide a kind of day knot
Structure, including：One all-metal cover, a radio frequency circuit board, multiple first match circuits and multiple second match circuits.Quan Jin
Belong to the single structure that cover is integrally formed.Radio frequency circuit board includes multiple load points and multiple earth points.Multiple described
One match circuit is electrically connected in multiple load points, wherein, at least one among multiple first match circuits
A all-metal cover in electrical contact.Multiple second match circuits are electrically connected at multiple earth points, wherein, it is more
A second match circuit at least one of the all-metal cover in electrical contact.
Preferably, the all-metal cover has a continuous outer surface and a continuous inner surface.
Preferably, multiple first match circuits are electrically connected with each other.
Preferably, at least two among multiple first match circuits are electrically connected with each other.
Preferably, the antenna structure still further comprises：One metal outer ring, the metal outer ring surround the radio frequency electrical
Road plate, wherein, other at least one electric connection metal outer ring among multiple first match circuits.
Preferably, first match circuit by one first elastic component with the all-metal cover in electrical contact, and institute
The second match circuit is stated by one second elastic component with the all-metal cover in electrical contact.
Another technical solution of the present invention is to provide a kind of antenna structure, including：One all-metal cover and
One radio frequency circuit board.The single structure that the all-metal cover is integrally formed.The radio frequency circuit board is included respectively by extremely
Few two the first match circuits are at least two load points of the all-metal cover in electrical contact respectively and pass through one second
Match circuit is with an at least earth point for the all-metal cover in electrical contact.
The beneficial effects of the present invention are the antenna structure that the embodiment of the present invention is provided can pass through " the all-metal lid
The single structure that body is integrally formed " and " radio frequency circuit board is included respectively by least two first match circuits to distinguish
At least two load points of all-metal cover in electrical contact and by one second match circuit with all-metal cover in electrical contact
An at least earth point " technical characteristic, with formed one collaboration antenna structure, the all-metal cover provided can be used as one kind
Radiator, to be supplied at least two load points and at least an earth point is shared.
For the enabled feature and technology contents for being further understood that the present invention, please refer to below in connection with the present invention specifically
Bright and attached drawing, however the attached drawing provided is merely provided for reference and description, is not intended to limit the present invention.
Description of the drawings
Fig. 1 temporarily removes schematic top plan view during all-metal cover for the antenna structure of first embodiment of the invention.
Fig. 2 is the schematic top plan view of the antenna structure of first embodiment of the invention.
Fig. 3 temporarily removes schematic top plan view during all-metal cover for the antenna structure of second embodiment of the invention.
Fig. 4 temporarily removes schematic top plan view during all-metal cover for the antenna structure of third embodiment of the invention.
Fig. 5 be fourth embodiment of the invention the portable electronic devices using antenna structure in all-metal cover downward when
Schematic diagram.
Fig. 6 be fourth embodiment of the invention the portable electronic devices using antenna structure in all-metal cover upward when
Schematic diagram.
Specific embodiment
It please refers to below shown in Fig. 1 and Fig. 2.Fig. 1 and Fig. 2 is bowing for the antenna structure A of first embodiment of the invention
Depending on schematic diagram.
First, antenna structure A include an all-metal cover 10, a radio frequency circuit board 20, multiple first match circuits (30a,
30b, 30c) and multiple second match circuits (40a, 40b).Antenna structure A can be applicable to mobile device, in the present embodiment,
Antenna structure A is applied to a smart mobile phone, and all-metal cover 10 is the back-cover of smart mobile phone, and radio frequency circuit board 20 is integrated in intelligence
The host circuit board of mobile phone, smart mobile phone and including a battery B.In the present embodiment, antenna structure A can support complimentary antennas
All frequency ranges (GPS, bluetooth, Wifi 2.4GHz, Wifi 5GHz, the Wifi of (Complementary Antenna)
2.4MIMO、Wifi 5GHz MIMO)。
Furthermore all-metal cover 10 is integrally formed and the single structure without groove.In other words, all-metal cover 10 is non-
It is made of more than two structures, and outer surface is without setting groove.More particularly, in all-metal cover 10, there is no similar
Elongated groove or disrupted configuration disclosed in background technology.It is noted that all-metal cover 10 can have to accommodate movement
Device element (such as button, camera lens etc.) circular hole opening, circular hole opening not here the range of definition of groove it
It is interior.
Radio frequency circuit board 20 is included respectively by least two first match circuits to distinguish all-metal cover in electrical contact
At least two ashamed access points and connect by least one second match circuit at least the one of the all-metal cover in electrical contact
Place.Specifically, in the present embodiment, radio frequency circuit board 20 includes three load points (21a, 21b, 21c) and two connect
Place (22a, 22b), and load point (21a, 21b, 21c) works in full complement antenna band.
For example, in the present embodiment, the first load point 21a is to work in Wifi 2.4GHz MIMO frequency ranges, second
Load point 21b is works in Wifi 5GHz MIMO frequency ranges, the load point that third load point 21c combines multiband for one, work
Make in GPS, Wifi 2.4GHz and Wifi 5GHz frequency ranges.However, the present invention is not limited, and in other embodiments, feedback
The number of access point can be 2 to 5, and the working frequency range distribution of a load point is not limited in the above described manner, it is only necessary to make all feed-ins
The working frequency range of point covers the frequency range of all complimentary antennas.In addition, in other embodiments, the number of earth point also not with
Two are limited, position on radio frequency circuit board of the number and load point of visual load point and adjust.
In addition, multiple first match circuits (30a, 30b, 30c) be electrically connected in multiple load points (21a, 21b,
21c), wherein, multiple first match circuits (30a, 30b, 30c) at least one of all-metal cover 10 in electrical contact.Separately
Outside, multiple second match circuits (40a, 40b) are electrically connected at multiple earth points (22a, 22b), wherein, multiple second matching electricity
Road (40a, 40b) at least one of all-metal cover 10 in electrical contact.In the present embodiment, each first match circuit
(30a, 30b, 30c) all-metal cover 10 in electrical contact, and each the second match circuit (40a, 40b) all-metal in electrical contact
Cover 10.
Furthermore, the first match circuit (30a, 30b, 30c) can be by one first elastic component 70 in electrical contact complete
Metal cap body 10, and the second match circuit (40a, 40b) can be by one second elastic component 80 with all-metal cover 10 in electrical contact.
For example, the first elastic component 70 and the second elastic component 80 can be C-shaped ring button or spring connector, but the present invention not as
Limit.
More specifically, the position of load point (21a, 21b, 21c) and earth point (22a, 22b) not with Fig. 1 and
It is limited shown in Fig. 2, it can be according to required adjustment.Specifically, load point (21a, 21b, 21c) and earth point (22a, 22b) are court
To the lateral dispersion far from a geometric center on radio frequency circuit board 20, and geometric center is load point and the earth point
Geometric center point.More particularly, load point (21a, 21b, 21c) and earth point (22a, 22b) is are set to the radio frequency
Close to the edge of the radio frequency circuit board 20 on circuit board 20.By above-mentioned arrangement principle, the antenna structure A of the present embodiment can drop
Caused signal transmitting and receiving interference is coupled between low load point (21a, 21b, 21c) and earth point (22a, 22b), and improves feed-in
The area of point (21a, 21b, 21c) and the shared all-metal cover 10 of earth point (22a, 22b).In addition, in the present embodiment,
The position of load point (21a, 21b, 21c) and earth point (22a, 22b) is also determined by an electromagnetical analogies optimization method.
By above structure, multiple load points (21a, 21b, 21c) and multiple earth points (22a, 22b) are able to share one
The all-metal cover 10 of radiator is act as, the full frequency band of complimentary antennas is made to be achieved using only a radiator.More into one
For step, when antenna structure A is applied to the mobile device with a metal back cover, all-metal cover 10 can be used as mobile device
Metal back cover.Whereby, the present invention is not required to additionally to add antenna structure is set in mobile device or on the housing of mobile device
Groove, you can mobile device is made to have complimentary antennas function, cost is not only reduced, also improves the space availability ratio of mobile device.
It please refers to shown in Fig. 3.Fig. 3 is the schematic top plan view of the antenna structure A of second embodiment of the invention.The present embodiment
Antenna structure A is roughly the same with the antenna structure A constructions of first embodiment, and the element with identical label repeats no more.This reality
The difference for applying example and first embodiment is：The antenna structure A of the present embodiment still further comprises a metal outer ring 60, outside metal
Circle 60 surrounds radio frequency circuit board 20, wherein, it is other at least one electrical among multiple first match circuits (30a, 30b, 30c)
Connect metal outer ring 60.
Specifically, the antenna structure A of the present embodiment includes five load points (21a, 21b, 21c, 21d, 21e) and five
A first match circuit (30a, 30b, 30c, 30d, 30e), wherein, load point (21a, 21b, 21c) passes through the first matching respectively
Circuit (30a, 30b, 30c) and all-metal cover 10 in electrical contact, load point (21d, 21e) pass through the first match circuit respectively
(30d, 30e) and metal outer ring 60 in electrical contact.
More specifically, cellular antenna function can be achieved with being electrically connected for load point (21d, 21e) in metal outer ring 60, because
This, by above structure, the antenna structure A of the present embodiment can provide cellular antenna and complimentary antennas function simultaneously, reach integration
The effect of a variety of antennas.
It please refers to shown in Fig. 4.Fig. 4 is the schematic top plan view of the antenna structure A of 3rd embodiment according to the present invention.This implementation
The antenna structure A of example is roughly the same with the antenna structure A constructions of first embodiment, and the element with identical label repeats no more.
The difference of the present embodiment and first embodiment is：Multiple first match circuits (30a, 30b, 30c) are electrically connected with each other.
Specifically, the first match circuit (30a, 30b, 30c) is and phase by two third match circuits (50a, 50b)
Mutually it is electrically connected.Whereby, it can avoid coupling and influencing between different frequency range antenna the transmitting-receiving of signal.Furthermore, first
Depending on the visual demand of degree being electrically connected with each other between circuit (30a, 30b, 30c), in other embodiments, also can only it make
Two the first match circuits are electrically connected with each other, and method described above is not limited.
It please refers to shown in Fig. 5 and Fig. 6, Fig. 5 is the portable electronic using antenna structure A of fourth embodiment of the invention
Device P show screen upward, dorsal shield downward when schematic diagram, Fig. 6 be Fig. 5 portable electronic devices P show screen downward, the back of the body
Shell upward when schematic diagram.In the present embodiment, the antenna structure A of aforementioned second embodiment is applied to portable electronic devices P,
All-metal cover 10 of the metal back cover of middle portable electronic devices P as antenna structure A, the circuit of portable electronic devices P
Plate includes the radio frequency circuit board 20 of antenna structure A.By this application, portable electronic devices P can have full frequency band complimentary antennas
And the function of cellular antenna, and possess integrated molding simultaneously and the complete metal dorsal shield without groove or disrupted configuration in surface.
In conclusion antenna structure A provided by the present invention can be by the way that " all-metal cover 10 is integrally formed and without groove
Single structure " and " radio frequency circuit board 20 is included respectively by multiple first match circuits (30a, 30b, 30c) to distinguish electricity
Property contact all-metal cover 10 multiple load points (21a, 21b, 21c) and pass through multiple second match circuits (40a, 40b)
The technical characteristic of multiple earth points (22a, 22b) of all-metal cover 10 in electrical contact respectively ", to form a collaboration antenna structure
A, the all-metal cover 10 provided can be used as a kind of radiator, to be supplied at least two load points and at least one ground connection
Point is shared.In addition, antenna structure A provided by the present invention can be applied in the mobile device with a metal back cover, whereby,
All-metal cover 10 can be as the metal back cover of mobile device, and can realize complimentary antennas on the mobile device
(Complementary Antenna) full working frequency range (GPS, bluetooth, Wifi 2.4GHz, Wifi 5GHz, Wifi 2.4GHz
MIMO、Wifi 5GHz MIMO).Therefore, it is just not required to additionally set on the mobile device using antenna structure A provided by the present invention
The antenna structures such as irradiator are put, can achieve the effect that save space and reduce cost, and there is mobile device and relatively attract
The appearance of user, and it is more competitive on the market.
Content disclosed above is only the preferred possible embodiments of the present invention, and the right for not thereby limiting to the present invention will
The protection domain asked, so every equivalence techniques variation done with description of the invention and accompanying drawing content, is both contained in this
In the scope of the claims of invention.
Claims (12)
1. a kind of antenna structure, which is characterized in that the antenna structure includes：
One all-metal cover, the all-metal cover is integrally formed and the single structure without groove；And
One radio frequency circuit board, the radio frequency circuit board include in electrical contact to distinguish by least two first match circuits respectively
At least two load points of the all-metal cover and by least one second match circuit with the all-metal in electrical contact
An at least earth point for cover.
2. antenna structure as described in claim 1, which is characterized in that at least two first match circuits mutually electrically connect
It connects.
3. antenna structure as described in claim 1, which is characterized in that the antenna structure still further comprises：Outside one metal
Circle, the metal outer ring surround the radio frequency circuit board, wherein, the radio frequency circuit board is included through other one first matching electricity
Road is with an other load point for the metal outer ring in electrical contact.
4. antenna structure as described in claim 1, which is characterized in that first match circuit by one first elastic component with
The all-metal cover in electrical contact, and second match circuit by one second elastic component with the all-metal in electrical contact
Cover.
5. antenna structure as described in claim 1, which is characterized in that at least two load points and at least connect described in one
Place is respectively facing the lateral dispersion far from a geometric center on the radio frequency circuit board, and the geometric center is at least two
The geometric center point of a load point and at least one earth point.
6. antenna structure as claimed in claim 5, which is characterized in that the load point and the earth point is are set to
It states on radio frequency circuit board and close to the edge of the radio frequency circuit board.
7. a kind of portable electronic devices, the portable electronic devices use an antenna structure, which is characterized in that the antenna
Structure includes：
One all-metal cover, the all-metal cover is integrally formed and the single structure without groove；And
One radio frequency circuit board, the radio frequency circuit board include in electrical contact to distinguish by least two first match circuits respectively
At least two load points of the all-metal cover and by least one second match circuit with the all-metal in electrical contact
An at least earth point for cover.
8. portable electronic devices as claimed in claim 7, which is characterized in that at least two first match circuits are mutual
It is electrically connected.
9. portable electronic devices as claimed in claim 7, which is characterized in that the antenna structure still further comprises：One
Metal outer ring, the metal outer ring surround the radio frequency circuit board, wherein, the radio frequency circuit board is included by other one first
Match circuit is with an other load point for the metal outer ring in electrical contact.
10. portable electronic devices as claimed in claim 7, which is characterized in that first match circuit passes through one first
Elastic component with the all-metal cover in electrical contact, and second match circuit by one second elastic component with institute in electrical contact
State all-metal cover.
11. portable electronic devices as claimed in claim 7, which is characterized in that at least two load points and at least
One earth point is respectively facing the lateral dispersion far from a geometric center on the radio frequency circuit board, and the geometric center
Geometric center point at least two load points and at least one earth point.
12. portable electronic devices as claimed in claim 11, which is characterized in that the load point and the earth point are
It is set on the radio frequency circuit board close to the edge of the radio frequency circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611191747.5A CN108232448A (en) | 2016-12-21 | 2016-12-21 | Antenna structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611191747.5A CN108232448A (en) | 2016-12-21 | 2016-12-21 | Antenna structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108232448A true CN108232448A (en) | 2018-06-29 |
Family
ID=62651829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611191747.5A Pending CN108232448A (en) | 2016-12-21 | 2016-12-21 | Antenna structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108232448A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109301509A (en) * | 2018-10-16 | 2019-02-01 | 深圳市信维通信股份有限公司 | A kind of antenna of 5G communication 8X8 MIMO |
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| CN105140626A (en) * | 2015-10-16 | 2015-12-09 | 深圳市信维通信股份有限公司 | Antenna structure based on complete metal shell |
| CN105428805A (en) * | 2015-12-22 | 2016-03-23 | 安徽华米信息科技有限公司 | Antenna device, signal transmission method and wearable device |
| CN106099358A (en) * | 2016-07-27 | 2016-11-09 | 深圳天珑无线科技有限公司 | A kind of mobile phone battery cover and mobile phone |
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|---|---|---|---|---|
| CN102150327A (en) * | 2009-07-10 | 2011-08-10 | 松下电器产业株式会社 | Antenna apparatus and wireless communication apparatus |
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| CN102983405A (en) * | 2011-09-06 | 2013-03-20 | 广达电脑股份有限公司 | Portable electronic device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109301509A (en) * | 2018-10-16 | 2019-02-01 | 深圳市信维通信股份有限公司 | A kind of antenna of 5G communication 8X8 MIMO |
| CN109301509B (en) * | 2018-10-16 | 2023-10-27 | 深圳市信维通信股份有限公司 | 8X8MIMO antenna for 5G communication |
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Application publication date: 20180629 |