CN107768823A - Antenna module - Google Patents
Antenna module Download PDFInfo
- Publication number
- CN107768823A CN107768823A CN201610671710.6A CN201610671710A CN107768823A CN 107768823 A CN107768823 A CN 107768823A CN 201610671710 A CN201610671710 A CN 201610671710A CN 107768823 A CN107768823 A CN 107768823A
- Authority
- CN
- China
- Prior art keywords
- antenna module
- metal
- edge frame
- radiation body
- point
- 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
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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
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
Abstract
The disclosure belongs to wireless communication technology field on a kind of antenna module.The antenna module includes:Metal radiation body in the rear shell of terminal, by the way that metal radiation body is connected with the metal edge frame of terminal, metal edge frame is provided with a breaking joint;Distributing point and earth point in mainboard, distributing point are connected with metal radiation body, and earth point is connected with metal edge frame.A part of the disclosure using metal edge frame as antenna module, solve the problems, such as that metal edge frame influences antenna module receiving and transmitting signal, reached the effect for the performance for improving antenna module.
Description
Technical field
This disclosure relates to wireless communication technology field, more particularly to a kind of antenna module.
Background technology
When being provided with the antenna of high band in the terminal with metal edge frame, because the antenna of the high band is in terminal
It can be influenceed during portion's receiving and transmitting signal by metal edge frame, cause antenna performance poor.
The content of the invention
To solve the problems, such as in correlation technique, present disclose provides a kind of antenna module.
According to the first aspect of the embodiment of the present disclosure, there is provided a kind of antenna module, the antenna module include:
Metal radiation body in the rear shell of terminal, the metal radiation body are connected with the metal edge frame of the terminal,
The metal edge frame is provided with a breaking joint;
Distributing point and earth point in mainboard, the distributing point are connected with the metal radiation body, the earth point
It is connected with the metal edge frame.
Optionally, the metal radiation body is connected by wire with the metal edge frame;Or
The metal radiation body is directly connected with the metal edge frame.
Optionally, the negatively correlated relation of area of the resonant frequency of the antenna module and the metal radiation body.
Optionally, the resonant frequency of the antenna module and the length of tie point to the circuit paths of the metal edge frame are in
Negative correlativing relation, the tie point are the points that the distributing point is connected with the metal radiation body.
Optionally, the antenna module also includes the signal source being located in the mainboard, the signal output of the signal source
Port is connected with the distributing point.
Optionally, the antenna module is PIFA (Planar Inverted F Antenna, planar inverted-F antenna).
The technical scheme provided by this disclosed embodiment can include the following benefits:
Metal radiation body in the rear shell of terminal, by the way that metal radiation body is connected with the metal edge frame of terminal, gold
Category frame is provided with a breaking joint;Distributing point and earth point in mainboard, distributing point are connected with metal radiation body, earth point
It is connected with metal edge frame, so, the part using metal edge frame as antenna module, solving metal edge frame influences antenna module
The problem of receiving and transmitting signal, the effect for the performance for improving antenna module is reached.
It should be appreciated that the general description and following detailed description of the above are only exemplary, this can not be limited
It is open.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms a part for present disclosure specification, shows and meets the disclosure
Embodiment, and be used to together with specification to explain the principle of the disclosure.
Fig. 1 is a kind of structural representation of antenna module according to an exemplary embodiment.
Fig. 2A is a kind of structural representation of antenna module according to another exemplary embodiment.
Fig. 2 B are illustrated that tie point to the schematic diagram of the current path of metal edge frame.
Fig. 3 is the schematic diagram of the return loss plot according to antenna module.
Fig. 4 is the line chart of the efficiency of the antenna module according to antenna module.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 is a kind of antenna module structural representation according to an exemplary embodiment, and the antenna module is applied to
In terminal, as shown in figure 1, the antenna module includes:
Metal radiation body 102 in the rear shell 101 of terminal, the phase of metal edge frame 103 of metal radiation body 102 and terminal
Even, metal edge frame 103 is provided with a breaking joint 104.
Distributing point 106 and earth point 107 in mainboard 105, distributing point 106 are connected with metal radiation body 102, ground connection
Point 107 is connected with metal edge frame 103.
In Fig. 1, the surface of metal radiation body 102 is provided with, with being provided with the surface phase of distributing point 106 and earth point 107
It is right, now, the connecting line that metal radiation body 102 is connected with distributing point 106 is represented with the connecting line in side view.
Optionally, metal radiation body 102 can be connected by metal clips with distributing point 106.
In summary, the antenna module that the disclosure provides, the metal radiation body in the rear shell of terminal, by by metal
Radiant body is connected with the metal edge frame of terminal, and metal edge frame is provided with a breaking joint;Distributing point and earth point in mainboard,
Distributing point is connected with metal radiation body, and earth point is connected with metal edge frame, so, one using metal edge frame as antenna module
Point, solve the problems, such as that metal edge frame influences antenna module receiving and transmitting signal, reached the effect for improving antenna module performance.
Fig. 2A is a kind of antenna module structural representation according to another exemplary embodiment, the antenna module application
In terminal, as shown in Figure 2 A, the antenna module includes:
Metal radiation body 202 in the rear shell 201 of terminal, the phase of metal edge frame 203 of metal radiation body 202 and terminal
Even, metal edge frame 203 is provided with a breaking joint 204.
In the present embodiment, terminal includes fore shell and rear shell 201, and fore shell and rear shell 201 are engaged by metal edge frame 203.
Wherein, metal edge frame 203 can set at least one breaking joint 204, can also be not provided with breaking joint 204, be filled with each breaking joint
Insulating materials.
Metal radiation body 202 is conductive radiant body, and for transmission signal, when realizing, metal radiation body 202 can be
Sheet metal.
Metal radiation body 202 can be rectangle, regular polygon, L-shaped, T-shaped, circle, triangle etc., and the present embodiment is unlimited
Determine the shape of metal radiation body 202.Wherein, illustrated in Fig. 2A so that metal radiation body 202 is L-shaped as an example.
In this implementation, because metal radiation body 202 is conductor in itself, therefore, metal radiation body 202 and metal edge frame 203
Connected mode can at least include it is following two:Metal radiation body 202 is connected by wire with metal edge frame 203;Or gold
Category radiant body 202 is directly connected with metal edge frame 203.
Wherein, wire can be the wire being etched in rear shell 201, and the present embodiment is not construed as limiting.
Illustrated in Fig. 2A so that metal radiation body 202 is directly connected with metal edge frame 203 as an example.
Antenna module also includes the distributing point 206 and earth point 207 being located in mainboard 205, distributing point 206 and metal radiation
Body 202 is connected, and earth point 207 is connected with metal edge frame 203.
In Fig. 2A, the surface of metal radiation body 202 is provided with, with being provided with the surface of distributing point 206 and earth point 207
Relatively, wherein, distributing point 206 is connected with metal radiation body 202.Now, metal radiation body is represented with the connecting line in side view
202 connecting lines being connected with distributing point 206.
Optionally, metal radiation body 202 can be connected by metal clips with distributing point 206.
Mainboard 205 is typically the circuit board in terminal, and multiple devices are provided with circuit board.For example, in circuit board
CPU (Central Processing Unit, CPU), memory, power amplifier etc. are provided with, the present embodiment is not right
Device in mainboard 204 is construed as limiting.
When antenna module also includes the signal source 208 in mainboard 205, the signal output port of signal source 208 and feedback
Electricity point 206 is connected.Now, one end of distributing point 206 is connected with the signal output port of signal source 208, for transmission signal, feedback
The other end of electricity point 206 is connected with metal radiation body 202.
Earth point 207 is used to metal edge frame 203 being grounded so that the metal edge frame 203 after ground connection is as antenna module
A part.
Optionally, if being additionally provided with other antenna modules in terminal, and the branch for having ground connection in other antenna modules accesses
Metal edge frame 203, now metal edge frame 203 can be grounded, it is not necessary to metal edge frame 203 is connected with earth point 207 again.
According to formulaUnderstand, resonant frequency f size and inductance L and electric capacity C size is negatively correlated
Relation, and inductance L size and the length of cabling, the area correlation of wire, therefore, can be by antenna module
The middle area for changing metal radiation body 202, reach the effect of regulation antenna module resonant frequency.
Antenna module in the present embodiment is PIFA.Now, the path between metal radiation body 202 and breaking joint 204 is formed
PIFA radiant section, the path between metal radiation body 202 and earth point 207 form PIFA grounded part.
For PIFA, electric current is flowed into by distributing point 206, by metal radiation body 202, is flowed out from metal edge frame 203.
PIFA resonant frequency and the negatively correlated relation of size of the area of metal radiation body 202.That is, metal radiation body 202
Area it is bigger, PIFA resonant frequency is lower;The area of metal radiation body 202 is smaller, and PIFA resonant frequency is higher.
Length negatively correlated relation of the PIFA resonant frequency also with tie point 209 to the current path of metal edge frame 203,
The tie point 209 is the tie point that distributing point 206 is connected with metal radiation body 202.That is, tie point 209 is to metal edge frame 203
The length of current path is longer, and PIFA resonant frequency is lower, the length of tie point 209 to the current path of metal edge frame 203
Shorter, PIFA resonant frequency is higher.
Fig. 2 B are refer to, metal radiation body 202 is shaped as L-shaped, represents tie point 209 to disconnected with the solid line 210 of overstriking
The current path of seam 204.
In summary, the antenna module that the disclosure provides, the metal radiation body in the rear shell of terminal, by by metal
Radiant body is connected with the metal edge frame of terminal, and metal edge frame is provided with a breaking joint;Distributing point and earth point in mainboard,
Distributing point is connected with metal radiation body, and earth point is connected with metal edge frame, so, one using metal edge frame as antenna module
Point, solve the problems, such as that metal edge frame influences antenna module receiving and transmitting signal, reached the effect for improving antenna module performance.
Fig. 3 is the schematic diagram of the return loss plot according to the antenna module shown in Fig. 2A, can be with from the figure
Find out, in the return loss plot of the antenna module, frequency corresponding to A points is 5150MHz, and frequency corresponding to B points is
5850MHz, it can be seen that, the antenna module disclosure satisfy that the bandwidth requirement of 5000-6000MHz frequency ranges, disclosure satisfy that WiFi
The requirement of (Wireless Fidelity, Wireless Fidelity) 5G (5th-Generation, the 5th generation) antenna.
Fig. 4 is the line chart of the efficiency of the antenna module according to antenna module, figure 4, it is seen that antenna sets
When the resonant frequency of part is 5350MHz, the efficiency highest of antenna module.
Those skilled in the art will readily occur to other realities of the disclosure after considering specification and putting into practice disclosure herein
Apply scheme.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or suitable
The change of answering property follows the general principle of the disclosure and including the undocumented common knowledge or used in the art of the disclosure
Use technological means.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by following right
It is required that point out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.
Claims (6)
1. a kind of antenna module, it is characterised in that the antenna module includes:
Metal radiation body in the rear shell of terminal, the metal radiation body is connected with the metal edge frame of the terminal, described
Metal edge frame is provided with a breaking joint;
Distributing point and earth point in mainboard, the distributing point are connected with the metal radiation body, the earth point and institute
Metal edge frame is stated to be connected.
2. antenna module according to claim 1, it is characterised in that
The metal radiation body is connected by wire with the metal edge frame;Or
The metal radiation body is directly connected with the metal edge frame.
3. antenna module according to claim 1 or 2, it is characterised in that the resonant frequency of the antenna module with it is described
The negatively correlated relation of area of metal radiation body.
4. antenna module according to claim 1 or 2, it is characterised in that the resonant frequency of the antenna module and connection
For point to the negatively correlated relation of length of the circuit paths of the metal edge frame, the tie point is the distributing point and the metal
The connected point of radiant body.
5. antenna module according to claim 1, it is characterised in that the antenna module also includes being located in the mainboard
Signal source, the signal output port of the signal source is connected with the distributing point.
6. antenna module according to any one of claims 1 to 5, it is characterised in that the antenna module is planar inverted-F antenna
PIFA。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610671710.6A CN107768823A (en) | 2016-08-15 | 2016-08-15 | Antenna module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610671710.6A CN107768823A (en) | 2016-08-15 | 2016-08-15 | Antenna module |
Publications (1)
Publication Number | Publication Date |
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CN107768823A true CN107768823A (en) | 2018-03-06 |
Family
ID=61259874
Family Applications (1)
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CN201610671710.6A Pending CN107768823A (en) | 2016-08-15 | 2016-08-15 | Antenna module |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108987892A (en) * | 2018-07-25 | 2018-12-11 | 北京小米移动软件有限公司 | A kind of terminal including antenna |
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CN101022184A (en) * | 2006-02-13 | 2007-08-22 | 诠欣股份有限公司 | Radio communication product case with shared antenna |
JP4657698B2 (en) * | 2004-12-16 | 2011-03-23 | パナソニック株式会社 | Foldable portable radio |
US20120092221A1 (en) * | 2008-04-11 | 2012-04-19 | Schlub Robert W | Hybrid Antennas for Electronic Devices |
CN102468533A (en) * | 2010-11-03 | 2012-05-23 | 宏碁股份有限公司 | Mobile communication device and antenna thereof |
CN204732533U (en) * | 2015-07-02 | 2015-10-28 | 瑞声精密制造科技(常州)有限公司 | Anneta module and mobile terminal |
CN105428786A (en) * | 2015-11-09 | 2016-03-23 | 小米科技有限责任公司 | Antenna assembly and electronic equipment with metal frame |
-
2016
- 2016-08-15 CN CN201610671710.6A patent/CN107768823A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4657698B2 (en) * | 2004-12-16 | 2011-03-23 | パナソニック株式会社 | Foldable portable radio |
CN101022184A (en) * | 2006-02-13 | 2007-08-22 | 诠欣股份有限公司 | Radio communication product case with shared antenna |
US20120092221A1 (en) * | 2008-04-11 | 2012-04-19 | Schlub Robert W | Hybrid Antennas for Electronic Devices |
CN102468533A (en) * | 2010-11-03 | 2012-05-23 | 宏碁股份有限公司 | Mobile communication device and antenna thereof |
CN204732533U (en) * | 2015-07-02 | 2015-10-28 | 瑞声精密制造科技(常州)有限公司 | Anneta module and mobile terminal |
CN105428786A (en) * | 2015-11-09 | 2016-03-23 | 小米科技有限责任公司 | Antenna assembly and electronic equipment with metal frame |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108987892A (en) * | 2018-07-25 | 2018-12-11 | 北京小米移动软件有限公司 | A kind of terminal including antenna |
CN108987892B (en) * | 2018-07-25 | 2021-01-15 | 北京小米移动软件有限公司 | Terminal comprising antenna |
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Application publication date: 20180306 |