CN109167157A - Antenna system and mobile terminal based on metal edge frame - Google Patents
Antenna system and mobile terminal based on metal edge frame Download PDFInfo
- Publication number
- CN109167157A CN109167157A CN201810728885.5A CN201810728885A CN109167157A CN 109167157 A CN109167157 A CN 109167157A CN 201810728885 A CN201810728885 A CN 201810728885A CN 109167157 A CN109167157 A CN 109167157A
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- China
- Prior art keywords
- antenna
- branch
- edge frame
- metal edge
- antenna branch
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- 239000002184 metal Substances 0.000 title claims abstract description 64
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 64
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- 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
-
- 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
- H01Q1/12—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
- 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
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/10—Resonant slot antennas
-
- 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
- H01Q5/10—Resonant antennas
-
- 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
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
- H01Q5/28—Arrangements for establishing polarisation or beam width over two or more different wavebands
-
- 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
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Waveguide Aerials (AREA)
- Support Of Aerials (AREA)
Abstract
The invention discloses a kind of antenna system and mobile terminal based on metal edge frame, the antenna system includes metal edge frame and antenna module, the antenna module includes first antenna branch, second antenna branch and third antenna branch, second antenna branch and third antenna branch connect with the first antenna branch respectively, and the third antenna branch is between the first antenna branch and the second antenna branch, one end of second antenna branch is connect with the metal edge frame, the first antenna branch is arranged close to the metal edge frame, and gap is equipped between the first antenna branch and metal edge frame.The performance of antenna system of the invention is good, high-efficient, is conducive to mobile terminal and develops towards comprehensive screen direction.
Description
Technical field
The present invention relates to antenna technical field more particularly to a kind of antenna systems and mobile terminal based on metal edge frame.
Background technique
Comprehensive screen epoch are especially arrived as the screen of smart phone is increasing, using metal frame as the utilization rate of antenna
Also higher and higher, and it is increasing for electronic component that the function of smart phone, which increases incident, is largely occupied
The space of antenna system.Existing Antenna Design substantially generates GPS and WiFi 2.4G resonance with metal edge frame, is individually propping up
Frame Shang Zouyige branch as WiFi 5G antenna, the three-in-one antenna system of this metal edge frame be difficult to take into account WiFi 2.4G with
The antenna performance or the two performance of WiFi 5G is all poor.
Summary of the invention
The technical problems to be solved by the present invention are: a kind of antenna system and mobile terminal based on metal edge frame is provided,
The antenna performance of GPS, WiFi 2.4G Yu WiFi 5G can effectively be taken into account.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows:
A kind of antenna system based on metal edge frame, including metal edge frame and antenna module, the antenna module include the
One antenna branch, the second antenna branch and third antenna branch, second antenna branch and third antenna branch respectively with institute
The connection of first antenna branch is stated, and the third antenna branch is between the first antenna branch and the second antenna branch,
One end of second antenna branch is connect with the metal edge frame, and the first antenna branch sets close to the metal edge frame
It sets, and is equipped with gap between the first antenna branch and metal edge frame.
Another technical solution that the present invention uses are as follows:
A kind of mobile terminal, including the antenna system based on metal edge frame.
The beneficial effects of the present invention are: slot antenna is formed between first antenna branch and metal edge frame, can be used for
The resonance for generating GPS antenna, also regard metal edge frame as antenna radiator, metal can be effectively reduced to the shadow of antenna performance
It rings；Second antenna branch and third antenna branch can generate resonance in WiFi 5G frequency range, can effectively enhance its band
Width, in addition, the second antenna branch can also generate the resonance of WiFi 2.4G frequency range.The performance of antenna system of the invention
It is good, it is high-efficient, be conducive to mobile terminal and develop towards comprehensive screen direction.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the mobile terminal of the embodiment of the present invention one；
Fig. 2 is the top view of the mobile terminal of the embodiment of the present invention one；
Fig. 3 is the partial structure diagram in the mobile terminal of the embodiment of the present invention one；
Fig. 4 is the S- Parameter Map of the antenna system in the mobile terminal of the embodiment of the present invention one；
Fig. 5 is the efficiency curve graph varying with frequency of the antenna system in the mobile terminal of the embodiment of the present invention one.
Label declaration:
1, mobile terminal；2, antenna system；11, metal edge frame；12, pcb board；21, first antenna branch；22, second day
Line branch；23, third antenna branch；24, gap；25, the first feed branch；26, the second feed branch；231, the first radiation
Portion；232, the second irradiation unit；233, third irradiation unit.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached
Figure is explained.
It, can be with the most critical design of the present invention is: make to form slot antenna between first antenna branch and metal edge frame
For generating the resonance of GPS antenna, it also regard metal edge frame as antenna radiator, metal can be effectively reduced to antenna performance
It influences.
Fig. 1 to Fig. 3, a kind of antenna system 2 based on metal edge frame, including metal edge frame 11 and antenna module are please referred to,
The antenna module includes first antenna branch 21, the second antenna branch 22 and third antenna branch 23, second antenna point
Branch 22 and third antenna branch 23 connect with the first antenna branch 21 respectively, and the third antenna branch 23 is positioned at described
Between first antenna branch 21 and the second antenna branch 22, one end of second antenna branch 22 and the metal edge frame 11 connect
It connects, the first antenna branch 21 is arranged close to the metal edge frame 11, and the first antenna branch 21 and metal edge frame 11
Between be equipped with gap 24.
As can be seen from the above description, the beneficial effects of the present invention are: seam is formed between first antenna branch and metal edge frame
Gap antenna, can be used for generating the resonance of GPS antenna, also regard metal edge frame as antenna radiator, metal can be effectively reduced
Influence to antenna performance；Second antenna branch and third antenna branch can generate resonance in WiFi 5G frequency range, can
Effectively to enhance its bandwidth, in addition, the second antenna branch can also generate the resonance of WiFi 2.4G frequency range.Of the invention
The performance of antenna system is good, high-efficient.
Further, the shape of the first antenna branch 21 is L shape, and the shape of second antenna branch 22 is strip
Shape, the third antenna branch 23 include the first irradiation unit 231, the second irradiation unit 232 and third irradiation unit 233, described second
The both ends of irradiation unit 232 are connect with one end of one end of first irradiation unit 231, third irradiation unit 233 respectively, and described
One irradiation unit 231 and third irradiation unit 233 are located at the same side of second irradiation unit 232, and first irradiation unit 231 is separate
One end of second irradiation unit 232 is connect with the first antenna branch 21.
Seen from the above description, first antenna branch, the length of the second antenna branch and third antenna branch respectively radiate
The length in portion, which can according to need, to be configured.
Further, the first antenna branch 21 includes the first long branch and the first short branch, the first short branch
It is connect with second antenna branch 22, the length value of the first long branch is greater than the length of second antenna branch 22
Value.
Further, the width value in the gap 24 is less than or equal to 2mm.
It further, further include feed assembly, the feed assembly includes the first feed branch 25 and the second feed branch
26, first feed branch 25 is connect with the metal edge frame 11 and the second feed branch 26 respectively, second feed point
Branch 26 is connect with the antenna module.
Seen from the above description, metal edge frame and antenna module are fed simultaneously by feed assembly.
Further, second feed branch 26 is connect with the third antenna branch 23.
Further, the operating frequency range of the first antenna branch 21 is 1575.42MHz, second antenna point
The operating frequency range of branch 22 is 2.4~2.5GHz, 5.15~5.85GHz, the work frequency of the third antenna branch 23 respectively
Rate range is 5.15~5.85GHz.
Another technical solution of the present invention are as follows:
A kind of mobile terminal 1, including the antenna system 2 based on metal edge frame.
Seen from the above description, the antenna system is conducive to mobile terminal and develops towards the direction shielded comprehensively.
Further, the shape of the mobile terminal 1 be rectangle, the antenna system 2 close to the mobile terminal 1 its
In the setting of angle.
Please refer to Fig. 1 to Fig. 3, the embodiment of the present invention one are as follows:
A kind of mobile terminal 1, including the antenna system 2 based on metal edge frame, the antenna system 2 includes metal edge frame
11, antenna module and the feed assembly for feeding to antenna system 2, metal edge frame 11 are the metal frame of mobile terminal 1, are moved
Dynamic terminal 1 further includes pcb board 12, and the feed assembly and pcb board 12 are electrically connected.In the present embodiment, the mobile terminal 1
Shape is rectangle, and the antenna system 2 is arranged close to one of angle of the mobile terminal 1.The size of mobile terminal 1 is
142mm × 72mm × 6mm, the height of metal edge frame 11 are 2.5mm, and the size of antenna system 2 is 25mm × 6.5mm × 2.5mm.
The antenna module includes first antenna branch 21, the second antenna branch 22 and third antenna branch 23, and described
Two antenna branch 22 and third antenna branch 23 connect with the first antenna branch 21 respectively, and the third antenna branch 23
Between the first antenna branch 21 and the second antenna branch 22, one end of second antenna branch 22 and the metal
Frame 11 connects, and the first antenna branch 21 is arranged close to the metal edge frame 11, and the first antenna branch 21 and gold
Belong to and be equipped with gap 24 between frame 11, it is preferred that the width value in the gap 24 is less than or equal to 2mm, the width value in gap 24
It is the smaller the better.In the present embodiment, the shape of the first antenna branch 21 is L shape, and the shape of second antenna branch 22 is
Strip, the third antenna branch 23 includes the first irradiation unit 231, the second irradiation unit 232 and third irradiation unit 233, described
The both ends of second irradiation unit 232 are connect with one end of one end of first irradiation unit 231, third irradiation unit 233 respectively, and institute
It states the first irradiation unit 231 and third irradiation unit 233 is located at the same side of second irradiation unit 232, first irradiation unit 231
One end far from the second irradiation unit 232 is connect with the first antenna branch 21.Preferably, the first antenna branch 21 includes
First long branch and the first short branch, the first short branch connect with second antenna branch 22, the first long branch
Length value be greater than second antenna branch 22 length value.
The feed assembly includes the first feed branch 25 and the second feed branch 26, and first feed branch 25 is distinguished
It being connect with the metal edge frame 11 and the second feed branch 26, second feed branch 26 is connect with the antenna module, this
In embodiment, feed assembly is realized with the electrical connection of pcb board 12 simultaneously to metal edge frame 11 by the first feed branch 25
It is fed with antenna module.Second feed branch 26 is connect with the third antenna branch 23, it is preferred that described second
Feed branch 26 is connect with the third irradiation unit 233 of third antenna branch 23.First feed branch 25 connects metal edge frame 11
Position, which can according to need, to be suitably adjusted, but should not be too close to the top of metal edge frame 11.
It is illustrated in figure 4 the S- Parameter Map of the antenna system of the present embodiment, it can be seen from the figure that the antenna of the present embodiment
System can produce the WiFi 2.4G resonance and 5.15~5.85GHz of the GPS antenna resonance of 1575.42MHz, 2.4~2.5GHz
WiFi 5G resonance, and the S11 of GPS antenna resonance is -9dB, the S11 of WiFi2.4G and WiFi 5G resonance is respectively less than -
6dB.In the present embodiment, GPS antenna resonance is generated by the slot antenna that first antenna branch and metal edge frame are formed, the second antenna
Branch had not only generated WiFi 2.4G resonance but also had generated WiFi 5G resonance, and third antenna branch generates WiFi 5G resonance, due to WiFi
5G resonance is formed by the resonant combination that the second antenna branch and third antenna branch generate, thus its bandwidth can accomplish it is very wide.
It is illustrated in figure 5 the efficiency curve graph varying with frequency of the antenna system of the present embodiment, it can be seen from the figure that
The efficiency that the efficiency that the efficiency of GPS antenna resonance is higher than 40%, WiFi 2.4G resonance is higher than 60%, WiFi5G resonance is higher than
40%.
It, can be effective from Fig. 4 and Fig. 5 it is found that the present embodiment also regard the metal edge frame of non-clearance zone as antenna radiator
Influence of the metal to antenna system is reduced, nor affects on its performance in non-clearance zone even if walking antenna branch.
In conclusion a kind of antenna system and mobile terminal based on metal edge frame provided by the invention, it can be effectively simultaneous
The antenna performance of GPS, WiFi 2.4G and WiFi 5G are cared for, S11 is good, radiation efficiency height, conducive to mobile terminal towards shielding comprehensively
Direction is developed.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include
In scope of patent protection of the invention.
Claims (9)
1. a kind of antenna system based on metal edge frame, including metal edge frame and antenna module, which is characterized in that the antenna sets
Part includes first antenna branch, the second antenna branch and third antenna branch, second antenna branch and third antenna branch
It is connect respectively with the first antenna branch, and the third antenna branch is located at the first antenna branch and the second antenna point
Between branch, one end of second antenna branch is connect with the metal edge frame, and the first antenna branch is close to the metal
Frame setting, and gap is equipped between the first antenna branch and metal edge frame.
2. the antenna system according to claim 1 based on metal edge frame, which is characterized in that the first antenna branch
Shape is L shape, and the shape of second antenna branch is strip, and the third antenna branch includes the first irradiation unit, second
Irradiation unit and third irradiation unit, the both ends of second irradiation unit respectively with one end of first irradiation unit, third irradiation unit
One end connection, and first irradiation unit and third irradiation unit are located at the same side of second irradiation unit, first spoke
The one end of portion far from the second irradiation unit is penetrated to connect with the first antenna branch.
3. the antenna system according to claim 2 based on metal edge frame, which is characterized in that the first antenna branch packet
The first long branch and the first short branch are included, the first short branch connect with second antenna branch, the first long branch
Length value be greater than second antenna branch length value.
4. the antenna system according to claim 1 based on metal edge frame, which is characterized in that the width value in the gap is small
In or equal to 2mm.
5. the antenna system according to claim 1 based on metal edge frame, which is characterized in that it further include feed assembly, institute
State feed assembly include the first feed branch and the second feed branch, first feed branch respectively with the metal edge frame and
The connection of second feed branch, second feed branch are connect with the antenna module.
6. the antenna system according to claim 5 based on metal edge frame, which is characterized in that second feed branch with
The third antenna branch connection.
7. the antenna system according to claim 1 based on metal edge frame, which is characterized in that the first antenna branch
Working frequency is 1575.42MHz, the operating frequency range of second antenna branch be respectively 2.4~2.5GHz, 5.15~
The operating frequency range of 5.85GHz, the third antenna branch are 5.15~5.85GHz.
8. a kind of mobile terminal, which is characterized in that including the antenna based on metal edge frame described in claim 1-7 any one
System.
9. mobile terminal according to claim 8, which is characterized in that the shape of the mobile terminal is rectangle, the day
Linear system is united to be arranged close to one of angle of the mobile terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728885.5A CN109167157B (en) | 2018-07-05 | 2018-07-05 | Antenna system and mobile terminal based on metal frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728885.5A CN109167157B (en) | 2018-07-05 | 2018-07-05 | Antenna system and mobile terminal based on metal frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109167157A true CN109167157A (en) | 2019-01-08 |
| CN109167157B CN109167157B (en) | 2024-07-02 |
Family
ID=64897276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810728885.5A Active CN109167157B (en) | 2018-07-05 | 2018-07-05 | Antenna system and mobile terminal based on metal frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109167157B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103022647A (en) * | 2012-12-24 | 2013-04-03 | 瑞声科技（南京）有限公司 | Antenna combination |
| CN107026314A (en) * | 2016-01-29 | 2017-08-08 | 北京小米移动软件有限公司 | The antenna of mobile terminal |
| CN208548452U (en) * | 2018-07-05 | 2019-02-26 | 信维创科通信技术（北京）有限公司 | Antenna system and mobile terminal based on metal edge frame |
-
2018
- 2018-07-05 CN CN201810728885.5A patent/CN109167157B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103022647A (en) * | 2012-12-24 | 2013-04-03 | 瑞声科技（南京）有限公司 | Antenna combination |
| CN107026314A (en) * | 2016-01-29 | 2017-08-08 | 北京小米移动软件有限公司 | The antenna of mobile terminal |
| CN208548452U (en) * | 2018-07-05 | 2019-02-26 | 信维创科通信技术（北京）有限公司 | Antenna system and mobile terminal based on metal edge frame |
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| Publication number | Publication date |
|---|---|
| CN109167157B (en) | 2024-07-02 |
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