CN106921035A - Antenna system - Google Patents
Antenna system Download PDFInfo
- Publication number
- CN106921035A CN106921035A CN201710050327.3A CN201710050327A CN106921035A CN 106921035 A CN106921035 A CN 106921035A CN 201710050327 A CN201710050327 A CN 201710050327A CN 106921035 A CN106921035 A CN 106921035A
- Authority
- CN
- China
- Prior art keywords
- earth terminal
- feed point
- antenna system
- metal frame
- unit
- 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.)
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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
- H01Q1/48—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
- H01Q1/44—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
Abstract
The present invention provides a kind of antenna system, including systematically unit and around the extended metal frame for serving as antenna radiator of the systematically unit, interval setting forms clearance zone between the metal frame and the systematically unit, and the antenna system also includes spaced the first earth terminal being arranged on the systematically unit, the second earth terminal, the 3rd earth terminal, the first signal feed, secondary signal feed point and the first ground feed point；First earth terminal, the second earth terminal and the 3rd earth terminal electrically connect the metal frame；The antenna system also includes the first conducting strip and the second conducting strip, and first conducting strip is electrically connected with first signal feed and formed with the metal frame interval setting and couples；Second conducting strip is coupled with the secondary signal feed point and the electrical connection of first ground feed point and with metal frame interval setting formation respectively.Compared with correlation technique, inventive antenna system frequency range is wide, efficiency high and aesthetic appearance degree is good.
Description
Technical field
The present invention relates to a kind of antenna, more particularly to a kind of antenna system for being used in communication electronics product scope.
Background technology
With the development of mobile communication technology, mobile phone, PAD, notebook computer etc. are increasingly becoming indispensable in living
Electronic product, and the electronic product is all updated to the electronic communication product that increase antenna system makes it have communication function.
But consumer is no longer only satisfied with its application function, the appearance requirement to the electronic communication product is also improved constantly.Outside metal
The electronic communication product of shell has good texture, and durable, therefore suffers from the welcome of many consumers.
Because electromagnetic wave can not penetrate metal, it is unfavorable for the antenna system radiation, is designing the metal shell electronics
During communication product, generally must be external by the antenna system or the antenna system be set not surrounded by metal, such as in institute
Cracked in the metal back cover for stating metal shell electronic communication product, be beneficial to the radiation of the antenna system.But this design
The frequency range of the antenna system is narrow, and efficiency is low, and design of cracking limits outward appearance U.S. of the metal shell electronic communication product
Sense.In addition, the antenna system of correlation technique generally includes systematically unit, systematically the feed point on unit directly connects with metal frame
Connect, and metal frame is also further connected with conducting strip, will so cause the connective stability between conducting strip and metal frame bad,
And need to take the larger space in electronic product inside when conducting strip and metal frame directly contact.Additionally, the day of correlation technique
Linear system system is single antenna structure, and radiating bands scope is limited, so as to limit the performance of the antenna system.
Therefore, it is necessary to provide a kind of new antenna system solve the above problems.
The content of the invention
It is good and easily real that the technical problem to be solved in the invention is to provide a kind of frequency range wide, efficiency high, aesthetic appearance degree
The existing and good antenna system of connective stability.
In order to solve the above technical problems, the invention provides a kind of antenna system, including systematically unit and around described
Systematically the extended metal frame for serving as antenna radiator of unit, is spaced between the metal frame and the systematically unit
Setting forms clearance zone, it is characterised in that the antenna system also includes spaced being arranged on the systematically unit
First earth terminal, the second earth terminal, the 3rd earth terminal, the first signal feed, secondary signal feed point and the first ground feed point；Described
One earth terminal, the second earth terminal and the 3rd earth terminal electrically connect the metal frame；
The antenna system also includes the first conducting strip and the second conducting strip, first conducting strip and first signal
Feed point is electrically connected and formed with the metal frame interval setting and couples, and makes first signal feed, first earth terminal, institute
State the second earth terminal, first conducting strip and the metal frame and constitute first antenna；
Second conducting strip electrically connected with the secondary signal feed point and first ground feed point respectively and with the gold
Category frame interval setting forms coupling, so that the secondary signal feed point, the first ground feed point, the 3rd earth terminal, described second
Conducting strip and the metal frame constitute the second antenna.
Preferably, the antenna system also include be series between first earth terminal and the systematically unit and/
Or it is series at the resonant frequency for tuning the first antenna between second earth terminal and the systematically unit
At least one first matching units, first earth terminal and/or second earth terminal are connect by first matching unit
Ground.
Preferably, the antenna system also includes the use being series between the 3rd earth terminal and the systematically unit
In the second matching unit of the resonant frequency for tuning second antenna, the 3rd earth terminal passes through second matching unit
Ground connection.
Preferably, first matching unit and second matching unit include patch capacitor, inductance or resistance.
Preferably, the antenna system also includes being arranged on the systematically unit and being electrically connected to the metal frame
4th earth terminal and the 5th earth terminal；4th earth terminal and the 5th earth terminal be located at second earth terminal with it is described
Between 3rd earth terminal.
Preferably, the antenna system also includes serving as the shell on the back of auxiliarily unit, and is arranged at described systematically single
The second ground feed point and the 3rd ground feed point of the close described shell on the back side of unit；Second ground feed point and the 3rd ground feed point respectively with
The shell on the back electrical connection.
Preferably, the antenna system also includes being located at the center away from the shell on the back side of the systematically unit,
And it is arranged at systematically the 4th ground feed point away from the shell on the back side of unit, the 5th ground feed point and the feedback of the 6th ground
Point；The 4th ground feed point, the 5th ground feed point and the 6th ground feed point are electrically connected with the center respectively.
Preferably, the metal frame includes main body and the first protrusion for extending and being intervally installed from the main body
Portion, the second protuberance and the 3rd protuberance；First earth terminal be located at first protuberance and the systematically unit it
Between, second earth terminal is located between second protuberance and the systematically unit, and the 3rd earth terminal is located at
Between 3rd protuberance and the systematically unit.
Preferably, first conducting strip is FPC；First conducting strip includes the first U-shaped conductive part, U-shaped
The second conductive part and the 3rd conductive part；First conductive part be erected on the protuberance and second protuberance and with
First protuberance and the second protuberance insulation set；The openend of first conductive part is conductive towards described second
Portion sets and is connected with second conductive part；The openend of second conductive part is set towards the metal frame；Described
Three conductive parts are extended from second conductive part to the openend of first conductive part；First signal feed is electrically connected to
Second conductive part.
Preferably, second conducting strip is FPC, and second conducting strip includes being led parallel to the first of the metal frame
Electric arm and from first conductive arm to the second conductive arm extended away from the metal frame；First conductive arm is erected on institute
State on the 3rd protuberance and be electrically connected with the 3rd protuberance insulation set, the secondary signal feed point and first ground feed point
It is connected to second conductive arm.
Compared to prior art, antenna system of the invention takes full advantage of metallized metal mount structure, by conducting strip with
The metal frame forms coupling and realizes that the bandwidth of the antenna system is covered, so that the antenna system full frequency band covers
Lid, is effectively radiated using the metal frame and realizes that radiation efficiency is high；In addition, the conducting strip is spaced not with the metal frame
Connection, realizes radiating with coupled mode, is conducive to the realizability and connective stability in structure, improves the antenna system
Radiance.
Brief description of the drawings
Fig. 1 is the stereochemical structure decomposing schematic representation at inventive antenna system back side visual angle；
Fig. 2 is the close-up schematic view at A in Fig. 1；
Fig. 3 is the stereochemical structure decomposing schematic representation at inventive antenna system front visual angle；
Fig. 4 is the passive return loss curve map of the GPS/WiFi antennas of inventive antenna system；
Fig. 5 is the GPS/WiFi antenna efficiency curve maps of inventive antenna system；
Fig. 6 is the passive return loss curve map of the DIV antennas of inventive antenna system；
Fig. 7 is the DIV antenna efficiency curve maps of inventive antenna system；
Fig. 8 is the GPS/WiFi antennas of inventive antenna system and the curve map of the isolation of DIV antennas.
Specific embodiment
Below in conjunction with drawings and embodiments, the invention will be further described.
Please refer to Fig. 1-3, wherein, Fig. 1 is the stereochemical structure decomposing schematic representation at inventive antenna system back side visual angle；
Fig. 2 is the close-up schematic view at A in Fig. 1；Fig. 3 is the stereochemical structure exploded pictorial at inventive antenna system front visual angle
Figure.The antenna system 100 that the present invention is provided serves as day including systematically unit 1, around what the systematically unit 1 was extended
The metal frame 2 of beta radiation body, the first conducting strip 3, the second conducting strip 4, shell on the back 5, center 6, the first matching unit 7 and the second matching
Unit 8.Gap is set to form gap between the metal frame 2 and the systematically unit 1, and the gap is used as antenna system
Clearance zone 9.
As shown in Figure 1-2, the antenna system includes being arranged on the systematically back side of unit 1 and spaced setting
The first signal feed 11, secondary signal feed point 12, the first ground feed point 13, the second ground feed point 14 and the 3rd ground feed point 15.It is described
Shell on the back 5 is covered on the reverse side of the systematically unit 1, serves as auxiliarily unit, second ground feed point 14 and the 3rd ground
Feed point 15 is electrically connected with the shell on the back 5, and communication signal is influenceed for preventing clutter from generating.
As shown in figure 3, the antenna system also includes setting the positive and spaced setting the of the systematically unit 1
Four ground feed points 16, the 5th ground feed point 17 and the 6th ground feed point 18.The center 6 is located at the front side of the systematically unit 1,
The 4th ground feed point 16, the 5th ground feed point 17 and the 6th ground feed point 18 are electrically connected with the center 6 respectively, are used for
Prevent clutter from generating and influenceing communication signal.
It should be noted that in present embodiment, the so-called back side refer to the systematically unit 1 near the shell on the back 5
Simultaneously, so-called front is the systematically one side of the unit 1 away from the shell on the back 5.
Further as shown in Figure 1-2, the metal frame 2 includes main body 2a, the first protrusion extended from the main part 2a
Portion 2b, the second protuberance 2c, and the 3rd protuberance 2d, and the main body 2a also has first end 2e and the second end 2f.
First signal feed 11 is set adjacent to first end 2e, and the ground feed point 13 of secondary signal feed point 12 and first is adjacent to the second end 2f
Set.
The antenna system is also arranged at the systematically unit 1 and by being connected to the gold including spaced successively
The first earth terminal 21, the second earth terminal 22, the 3rd earth terminal 23, the 4th earth terminal 24 and the 5th ground connection that category frame 2 is grounded
End 25.That is, described first earth terminal 21, the second earth terminal 22, the 3rd earth terminal 23, the 4th earth terminal 24 and the 5th earth terminal 25
Ground connection for realizing metal frame 2.Wherein, the second earth terminal 22 is located between the first earth terminal 21 and the 4th earth terminal 24；The
Five earth terminals 25 are set adjacent to the 4th earth terminal 24, and between the 4th earth terminal 24 and the 3rd earth terminal 23.In addition, this
One earth terminal 21 is also provided at the first protuberance 2b and systematically between unit 1, and the second earth terminal 22 is arranged at the second protuberance
Between 2c and systematically unit 1, and the 3rd earth terminal 23 is then arranged at the 3rd protuberance 2d and systematically between unit 1.
First conducting strip 3 is electrically connected with first signal feed 11 and formed with the interval setting of the metal frame 2
Coupling.Therefore, the first signal feed 11, the first earth terminal 21, the second earth terminal 22, the first conducting strip 3 and metal frame 2 are common
Constitute first antenna.The first antenna is specially GPS/WiFi antennas in the present embodiment, realizes that GPS/WiFi bandwidth is covered.Its
In, the part being located on metal frame between first end 2e and the 4th earth terminal 24 is used as the radiant body of the GPS/WiFi antennas.
Radiative echo loss by the coupled modes of the first conducting strip 3 is small, and efficiency high, as illustrated in figures 4-5.Wherein, Fig. 4 is this
The GPS/WiFi passive return loss curve maps of invention antenna system；Fig. 5 is imitated for the GPS/WiFi antennas of inventive antenna system
Rate curve map.
Second conducting strip 4 electrically connected with the secondary signal feed point 12 and first ground feed point 13 respectively and with institute
State the interval setting of metal frame 2 and form coupling.Therefore, secondary signal feed point 12, the first ground feed point 13, the 3rd earth terminal 23, second
Conducting strip 4 and metal frame 2 collectively form the second antenna.Second antenna is specially DIV antennas (diversity day in the present embodiment
Line), realize that DIV bandwidth is covered.Wherein, the part being located on metal frame between the second end 2f and the 5th earth terminal 25 is used as should
The radiant body of DIV antennas.Aerial radiation is realized by above-mentioned coupled structure form so that its radiation efficiency is high, and return loss is small.
As shown in fig. 6-7, wherein, Fig. 6 for inventive antenna system DIV passive return loss curve maps；Fig. 7 is inventive antenna system
The DIV antenna efficiency curve maps of system.
In present embodiment, specifically, first conducting strip 3 and second conducting strip 4 are FPC, i.e., each terminal
Electrically connected with the cabling on the FPC, the signal for realizing the antenna radiator circulates.
Specifically, first conducting strip 3 includes the first U-shaped conductive part 31, the second U-shaped conductive part 32 and the
Three conductive parts 33；First conductive part 31 is erected on the first protuberance 2b and the second protuberance 2c, and with institute
State the first protuberance 2b and the second protuberance 2c insulation sets of metal frame 2.The openend court of first conductive part 31
Set to second conductive part 32 and be connected with second conductive part 32.The openend of second conductive part 32 is towards institute
Metal frame 2 is stated to set；3rd conductive part 33 is prolonged from second conductive part 32 to the openend of first conductive part 31
Stretch；First signal feed 11 is electrically connected to second conductive part 32.In the present embodiment, for example can be in the first protuberance
Dielectric is set between 2b and the second protuberance 2c and the first conducting strip 3.
Second conducting strip 4 includes the first conductive arm 41 of the metal frame 2 parallel to the metal frame 2 and by described the
One conductive arm 41 is erected on the described 3rd to the second conductive arm 42 extended away from the metal frame 2, first conductive arm 41
On protuberance 2d and the metal frame 2 the 3rd protuberance 2d insulation sets, the secondary signal feed point 12 and first ground
Feed point 13 is electrically connected to second conductive arm 42.In the present embodiment, for example can be in the 3rd protuberance 2d and the second conducting strip 4
Between dielectric is set.
Further as shown in Figure 1-2, between first earth terminal 21 and the systematically unit 1 and/or described second
At least connected between earth terminal 22 and the systematically unit 1 first matching unit 7 described in, for tuning first antenna
The resonant frequency of (GPS/WiFi antennas), increases frequency range.First earth terminal 21 and/or second earth terminal 22 pass through institute
The first matching unit 7 is stated to be grounded.In present embodiment, between first earth terminal 21 and the systematically unit 1 and/or institute
State first matching unit 7 described in of being connected between the second earth terminal 22 and the systematically unit 1.
Connected between 3rd earth terminal 23 and the systematically unit 1 second matching unit 8 described in, for tuning
The resonant frequency of the second antenna (DIV antennas), increases frequency range.3rd earth terminal 23 is connect by second matching unit 8
Ground.
In present embodiment, first matching unit 7 is to include patch capacitor with second matching unit 8, when
So it is not limited to this.First matching unit 7 and second matching unit 8 can be also inductance or resistance, for adjusting
The frequency range of antenna system 100 is stated, regulation is engaged so that antenna system of the invention 100 can cover full range segment limit.
Further as shown in figure 1, in the present embodiment, due to setting the 4th earth terminal 24 and the 5th earth terminal
25, the isolation between the GPS/WiFi antennas and the DIV antennas can be increased, reduce influence each other.Such as Fig. 8 institutes
Show, be the curve map of GPS/WiFi and the DIV isolation of inventive antenna system.Connect by setting the 4th earth terminal 24 and the 5th
Ground terminal 25, makes the isolation between the GPS/WiFi antennas and diversity worst in -17dB or so.
The clearance zone 9 is used to form coupling gap, realizes that signal is radiated.The size of the clearance zone 9 influences the day
The band limits of linear system system 100, in present embodiment, the width of the clearance zone 9 is 7.5mm.
Antenna system of the invention 100, first conducting strip 3 electrically connected with first signal feed 11 and with it is described
Metal frame 2 forms coupling, so as to form GPS/WiFi antennas, its working frequency range is 1550-1620MHz, 2400-2500MHz,
5150-5850MHz。
Second conducting strip 4 electrically connected with the secondary signal feed point 12 and first ground feed point 13 respectively and with institute
State metal frame 2 and form coupling, so as to form DIV antennas, its working frequency range is 1805-2690MHz.
Said structure sets and causes that the antenna system 100 realizes that wideband is covered, and two antenna structures cooperate so that
Transmitting-receiving is in hgher efficiency.
It is described further so that inventive antenna system 100 is used in the mobile phone of metal frame as an example：The antenna system 100
When being assembled in the mobile phone, the metal frame of mobile phone is as the metal frame 2 of the antenna radiator；The PCB electricity of mobile phone
Road plate is that, used as systematically unit 1, mobile phone shell on the back is the shell on the back 5.Each signal feed, feed point and each ground path
End is connected to the metal frame and PCB of the mobile phone, realizes that signal is radiated.So as to by the metal mount structure of the mobile phone
The frequency range covering for realizing the antenna system 100 is can reach, and mouth, the overall aesthetic of mobile phone need not be cut-off in the metal frame
Degree is unaffected.
Certainly, inventive antenna system 100 is not limited to on mobile phone, it is also possible to be used in the electronics such as notebook computer
On communication product, its principle is all.
Compared to prior art, antenna system of the invention takes full advantage of metal mount structure, by conducting strip with it is described
Metal frame forms coupling and realizes that the bandwidth of the antenna system is covered, so that the antenna system frequency range is covered, effectively
The radiation of the utilization metal frame and realize that radiation efficiency is high；In addition, the conducting strip is not connected to metal frame interval, with
Coupled mode realizes radiation, and radiation efficiency is high, and return loss is small, is conducive to realizability and connective stability in structure, carries
The radiance of the antenna system high.
Embodiments of the invention are the foregoing is only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of antenna system, including systematically unit and serve as antenna radiator around what the systematically unit was extended
Metal frame, between the metal frame and the systematically unit interval setting formed clearance zone, it is characterised in that the antenna
System also includes spaced the first earth terminal being arranged on the systematically unit, the second earth terminal, the 3rd earth terminal, the
One signal feed, secondary signal feed point and the first ground feed point；First earth terminal, the second earth terminal and the 3rd earth terminal
Electrically connect the metal frame；
The antenna system also includes the first conducting strip and the second conducting strip, first conducting strip and first signal feed
Electrical connection and being formed with the metal frame interval setting is coupled, and makes first signal feed, first earth terminal, described the
Two earth terminals, first conducting strip and the metal frame constitute first antenna；
Second conducting strip electrically connected with the secondary signal feed point and first ground feed point respectively and with the metal frame
Interval setting forms coupling, so that the secondary signal feed point, the first ground feed point, the 3rd earth terminal, second conduction
Piece and the metal frame constitute the second antenna.
2. antenna system according to claim 1, it is characterised in that the antenna system also includes being series at described first
Between earth terminal and the systematically unit and/or it is series at being used between second earth terminal and the systematically unit
Tune at least one first matching units of the resonant frequency of the first antenna, first earth terminal and/or described second
Earth terminal is grounded by first matching unit.
3. antenna system according to claim 1, it is characterised in that the antenna system also includes being series at the described 3rd
Second matching unit of the resonant frequency for tuning second antenna between earth terminal and the systematically unit, it is described
3rd earth terminal is grounded by second matching unit.
4. antenna system according to claim 3, it is characterised in that first matching unit and second matching are single
Unit includes patch capacitor, inductance or resistance.
5. antenna system according to claim 4, it is characterised in that also including being arranged on the systematically unit and electricity
It is connected to the 4th earth terminal and the 5th earth terminal of the metal frame；4th earth terminal is located at institute with the 5th earth terminal
State between the second earth terminal and the 3rd earth terminal.
6. antenna system according to claim 1, it is characterised in that also including serving as the shell on the back of auxiliarily unit, and
It is arranged at the second ground feed point and the 3rd ground feed point of the systematically close described shell on the back side of unit；Second ground feed point
Electrically connected with the shell on the back respectively with the 3rd ground feed point.
7. antenna system according to claim 1, it is characterised in that also including positioned at the systematically unit away from institute
The center of shell on the back side is stated, and is arranged at the 4th ground feed point, the 5th away from the shell on the back side of the systematically unit
Ground feed point and the 6th ground feed point；The 4th ground feed point, the 5th ground feed point and the 6th ground feed point are electrically connected with the center respectively.
8. antenna system according to claim 1, it is characterised in that the metal frame includes main body and from the main body
The first protuberance, the second protuberance and the 3rd protuberance for extending and being intervally installed；First earth terminal is located at described
Between first protuberance and the systematically unit, it is systematically single with described that second earth terminal is located at second protuberance
Between unit, and the 3rd earth terminal is located between the 3rd protuberance and the systematically unit.
9. antenna system according to claim 8, it is characterised in that first conducting strip is FPC；Described first is conductive
Piece includes the first U-shaped conductive part, U-shaped the second conductive part and the 3rd conductive part；First conductive part is erected on institute
State on protuberance and second protuberance and with first protuberance and the second protuberance insulation set；Described first
The openend of conductive part sets towards second conductive part and is connected with second conductive part；Second conductive part is opened
Mouth end is set towards the metal frame；3rd conductive part from openend from second conductive part to first conductive part
Extend；First signal feed is electrically connected to second conductive part.
10. antenna system according to claim 8, it is characterised in that second conducting strip is FPC, and described second leads
Electric piece is included parallel to the first conductive arm of the metal frame and from first conductive arm to extending away from the metal frame
Second conductive arm；First conductive arm be erected on the 3rd protuberance and with the 3rd protuberance insulation set, institute
State secondary signal feed point and first ground feed point is electrically connected to second conductive arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710050327.3A CN106921035B (en) | 2017-01-20 | 2017-01-20 | Antenna system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710050327.3A CN106921035B (en) | 2017-01-20 | 2017-01-20 | Antenna system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106921035A true CN106921035A (en) | 2017-07-04 |
| CN106921035B CN106921035B (en) | 2020-04-17 |
Family
ID=59454006
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710050327.3A Expired - Fee Related CN106921035B (en) | 2017-01-20 | 2017-01-20 | Antenna system |
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| CN107453024A (en) * | 2017-07-14 | 2017-12-08 | 瑞声声学科技(苏州)有限公司 | Antenna system and communication apparatus |
| CN109728406A (en) * | 2018-12-24 | 2019-05-07 | 瑞声精密制造科技(常州)有限公司 | Antenna system and electronic equipment |
| WO2019084706A1 (en) * | 2017-10-30 | 2019-05-09 | 深圳传音制造有限公司 | Antenna assembly and mobile terminal |
| CN109921172A (en) * | 2017-12-12 | 2019-06-21 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with the antenna structure |
| WO2020024680A1 (en) * | 2018-08-03 | 2020-02-06 | 瑞声声学科技(深圳)有限公司 | Antenna system and mobile terminal |
| CN111987454A (en) * | 2020-08-06 | 2020-11-24 | 惠州Tcl移动通信有限公司 | MIMO multi-antenna structure and mobile terminal |
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| CN109921172A (en) * | 2017-12-12 | 2019-06-21 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with the antenna structure |
| WO2020024680A1 (en) * | 2018-08-03 | 2020-02-06 | 瑞声声学科技(深圳)有限公司 | Antenna system and mobile terminal |
| CN109728406A (en) * | 2018-12-24 | 2019-05-07 | 瑞声精密制造科技(常州)有限公司 | Antenna system and electronic equipment |
| CN111987454A (en) * | 2020-08-06 | 2020-11-24 | 惠州Tcl移动通信有限公司 | MIMO multi-antenna structure and mobile terminal |
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| CN106921035B (en) | 2020-04-17 |
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