CN209071599U - Antenna structure and mobile terminal - Google Patents
Antenna structure and mobile terminal Download PDFInfo
- Publication number
- CN209071599U CN209071599U CN201822243622.3U CN201822243622U CN209071599U CN 209071599 U CN209071599 U CN 209071599U CN 201822243622 U CN201822243622 U CN 201822243622U CN 209071599 U CN209071599 U CN 209071599U
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- China
- Prior art keywords
- frame
- photograph
- mould group
- antenna structure
- circuit
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- 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
-
- 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
-
- 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
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
Abstract
The application antenna structure is used for the signal transmitting and receiving of mobile terminal.The mobile terminal takes the photograph mould group, frame and circuit board including double, and the antenna structure includes feed branch, ground connection branch and switch lower margin.Wherein the feed branch, the ground connection branch and the switch lower margin are connected between the circuit board and the frame, so that the frame constitutes the irradiation unit of the antenna structure.Double mould groups of taking the photograph are fixedly arranged on the circuit board close to the position of the frame, and the switch lower margin takes the photograph mould group two sides with the feed branch and described pair of the ground connection branch point column.Double take the photograph is equipped with shielding construction between mould group and the circuit board, the shielding construction can effectively reduce described pair and take the photograph interference of the mould group to the antenna structure, so that described pair is taken the photograph mould group and be able to be set to the same side position of the mobile terminal with the antenna structure.
Description
Technical field
This application involves field of mobile terminals more particularly to a kind of close pair to take the photograph the antenna structure of mould group, and includes this
The mobile terminal of antenna structure.
Background technique
Double mould groups of taking the photograph are in recent years relatively conventional mobile terminal camera solutions.Mobile terminal takes the photograph mould group in configuration pair
Better shooting effect can be obtained later, thus is liked by user.But since double mould groups of taking the photograph are compared to single camera
Volume increases one times, so that double utilizations for taking the photograph mould group can occupy greater area of cell phone mainboard space, causes mainboard to stack difficult
The shortcomings that degree increases, and the space of antenna further decreases.It is more severe that the diminution of antenna size will lead to antenna environment, also into one
Step increases the design difficulty of antenna for mobile phone.
There are many double mobile terminal models for taking the photograph mould group of band on the market at present, for primary antenna common in mobile terminal, divide
Primary antenna, is set to the bottom of mobile terminal by the arrangement for collecting antenna and three-in-one antenna mostly, diversity antenna and three-in-one
Antenna and double mould groups one of taking the photograph lead to the top position for being placed on mobile terminal.And since three-in-one antenna size is smaller, it is easy to arrange, because
This three-in-one antenna is mostly with double the same sides taking the photograph mould group and being set at the top of mobile terminal, and diversity antenna is relative to three-in-one antenna position
The other side at the top of mobile terminal.Camera can be successfully avoided in double mould group near zone arrangement three-in-one antennas of taking the photograph
It influences, but stacking goods of furniture for display rather than for use limitation is larger, the side of three-in-one antenna needs to configure the higher headroom of quality to guarantee GPS's
Thus performance can only will be unfavorable for beauty towards the movement of the middle position of mobile terminal.And if diversity antenna is taken the photograph mould with double
The ipsilateral setting of group, so that cabling is inevitable across double regions for taking the photograph mould group, is made then since the area of diversity antenna cabling demand is larger
Mould group in pairs of taking the photograph is to the biggish interference of diversity antenna.
Utility model content
The application proposes a kind of antenna structure, can effectively reduce it is double take the photograph influence of the mould group to diversity antenna, thus by diversity
Antenna takes the photograph the same side position that mould group is set to mobile terminal with double, specifically includes following technical solution:
A kind of antenna structure, for the signal transmitting and receiving of mobile terminal, the mobile terminal takes the photograph mould group, frame and electricity including double
Road plate, the antenna structure include feed branch, ground connection branch and switch lower margin, the feed branch, the ground connection branch
And the switch lower margin is connected between the circuit board and the frame, so that the frame constitutes the day
The irradiation unit of cable architecture, it is described it is double take the photograph mould group and be fixedly arranged on the circuit board, and it is described it is double take the photograph mould group close to the frame, it is described
Switch lower margin and described pair of the feed branch point column take the photograph mould group two sides, and the ground connection branch and the feed branch are located at described
Double to take the photograph the ipsilateral of mould group, double take the photograph is equipped with shielding construction between mould group and the circuit board, the shielding construction is for shielding
Described pair is taken the photograph interference of the mould group to the antenna structure.
Wherein, it includes metal edge frame that described pair, which is taken the photograph mould group, and the metal edge frame is fixed on the circuit board, the metal
Frame is rectangle, and the long side of the metal edge frame is arranged in parallel with the frame, and the shielding construction is set to the metal
Between frame and the circuit board.
Wherein, the shielding construction includes the first circuit and second circuit, and first circuit and the second circuit are equal
It is connected to the ground wire of the circuit board, and is in series with shielding inductance on first circuit.
Wherein, the metal edge frame includes the left interconnecting piece and right interconnecting piece relative to rectangle structure diagonal positions,
The left interconnecting piece and the right interconnecting piece are respectively used to double fixations for taking the photograph mould group Yu the circuit board, first circuit
And the second circuit is located between the left interconnecting piece and the circuit board and the right interconnecting piece and the circuit
Between plate.
Wherein, shielding inductance is also in series on the second circuit.
Wherein, first circuit and the second circuit are respectively positioned on the same side of the metal edge frame.
Wherein, the long side of the metal edge frame is greater than or equal to 0.8mm at a distance from the frame.
Wherein, the inductance value of the shielding inductance is 82nh.
The application further relates to a kind of mobile terminal, and the mobile terminal takes the photograph mould group, frame and circuit board, Yi Jishang including double
The antenna structure stated.
Wherein, the mobile terminal includes second frame opposite with the frame, and the mobile terminal is additionally provided with three conjunctions
One antenna and primary antenna, the primary antenna are located at close to the position of second frame, and the frame includes opposite both ends, institute
State the three-in-one antenna both ends opposite with the antenna structure point column frame.
The application antenna structure passes through the feed point being connected between the circuit board and the frame of mobile terminal
Branch, ground connection branch and switch lower margin, so that the frame forms the irradiation unit of the antenna structure.By the way that described pair is taken the photograph
Mould group is set between the feed branch and the feet switch, and the ground connection branch is set to the feed branch
The ipsilateral of mould group is taken the photograph relative to described pair, so that the antenna structure ensure that enough electrical length meanwhile, it is capable to long by electricity
Degree takes the photograph mould group to accommodate described pair.Further, double take the photograph is provided with the shielding construction between mould group and the circuit board,
So that double mould groups of taking the photograph can minimize described pair and take the photograph mould group to the antenna structure while close to the frame
Interference, so that the antenna structure and described double the same sides taken the photograph mould group and be set to the mobile terminal are had compressed the shifting
The volume of dynamic terminal, and ensure that the quality of antenna receiving and transmitting signal.
Detailed description of the invention
Fig. 1 is the schematic diagram of the application antenna structure；
Fig. 2 is a kind of schematic diagram of embodiment of Fig. 1；
Fig. 3 is the equivalent circuit diagram of Fig. 2；
Fig. 4 is the schematic diagram of another embodiment of Fig. 2；
Fig. 5 is the schematic diagram of another embodiment of Fig. 1；
Fig. 6 is the equivalent circuit diagram of Fig. 5；
Fig. 7 is Fig. 5 embodiment implementation result test curve figure；
Fig. 8 is Fig. 5 embodiment efficiency of the practice contrast curve chart；
Fig. 9 is the schematic diagram of another embodiment of Fig. 5；
Figure 10 is the schematic diagram of the application mobile terminal.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiment of the application, instead of all the embodiments.Base
Embodiment in the application, those of ordinary skill in the art are obtained all without making creative work
Other embodiments shall fall in the protection scope of this application.
Please refer to antenna structure 100 shown in FIG. 1.The antenna structure 100 is used for the signal transmitting and receiving of mobile terminal 200.It moves
Dynamic terminal 200 takes the photograph mould group 210, frame 220 and circuit board 230 including double.Antenna structure 100 includes feed branch 10, ground connection point
Branch 20 and switch lower margin 30.Circuit board 230 is equipped with feeding point 231, grounding point 232 and switching point 233.Feed branch 10
One end is connected to feeding point 231, and the other end is connected to frame 220；Ground connection 20 one end of branch is connected to grounding point 232, the other end
It is connected to frame 220；Switch 233 one end of lower margin is connected to switching point 233, and the other end is connected to frame 220.It should be understood that
Feeding point 231 is used for the feed of antenna structure 100, and grounding point 232 is used for the ground connection of antenna structure 100, and switching point 233 passes through
There is the matching of 4 tunnels to debug low frequency, intermediate frequency and each frequency range of high frequency of antenna structure 100 respectively.Frame 220 forms day knot as a result,
The irradiation unit of structure 100 realizes antenna structure 100 outside signal radiation and signal receiving function.Double mould groups 210 of taking the photograph are fixedly arranged on
On circuit board 230, and double mould groups 210 of taking the photograph are close to frame 220.Feeding point 231 and position of the switching point 233 on circuit board 230
Divide column double two sides for taking the photograph mould group 210, and grounding point 232 takes the photograph the ipsilateral of mould group 210 positioned at double with feeding point 231.Switch ground as a result,
Foot 30 and feed branch 10 also divide column double two sides for taking the photograph mould group 210, and are grounded branch 20 and feed branch 10 and take the photograph mould group positioned at double
210 it is ipsilateral.Because double mould groups 210 of taking the photograph have certain length, frame 220 across it is double take the photograph mould group 210 respectively with open
Lower margin 30 and feed branch 10 is closed to connect, and across it is double take the photograph mould group 210 respectively with switch lower margin 30 and be grounded branch 20 and connect
Afterwards, frame 220 has enough electrical length as the irradiation unit of antenna structure 100, meets the work requirements of diversity antenna.
Meanwhile double mould groups 210 of taking the photograph can generate biggish interference to the irradiation unit of antenna structure 100 close to frame 220.For this purpose, double take the photograph mould
When group 210 is set on circuit board 230, shielding construction 240 is added in double take the photograph between mould group 210 and circuit board 230.Shielding construction
240 for shield it is double take the photograph interference of the mould group 210 to antenna structure 100, and then guarantee the signal transmitting and receiving quality of antenna structure 100.
The application antenna structure 100 is able to the side in frame 220 while diversity antenna is arranged and double takes the photograph mould group 210.Phase
Mould group 210 is taken the photograph and ipsilateral structure is arranged in three-in-one antenna compared with by double, because three-in-one antenna be the performance of guarantee GPS
The clearance zone of large area is needed, the inner space arrangement of mobile terminal 200 is thus unfavorable for.And the application takes the photograph mould group 210 double
Side form the antenna structure 100 of diversity antenna, while taking the photograph mould group for double using the longer feature of diversity antenna electrical length
210 are arranged within antenna structure 100, so that the internal structure of mobile terminal 200 is more compact.Mould group 210 is taken the photograph for double
With the irradiation unit of antenna structure 100 be closer and caused by interference, the application antenna structure 100 takes the photograph mould group in double by adding
Shielding construction 240 between 210 and circuit board 230 solves, and then ensure that the signal transmitting and receiving quality of antenna structure 100.
A kind of embodiment, double mould groups 210 of taking the photograph include metal edge frame 211, and double mould groups 210 of taking the photograph are fixed by metal edge frame 211
In on circuit board 230.Double mould groups 210 of taking the photograph are rectangle structure, therefore metal edge frame 211 is also rectangle.And metal edge frame 211
Long side be arranged in parallel with frame 220.It should be understood that the electrical length demand due to antenna structure 100 is longer, metal edge frame
211 long side is able to be contained between feeding point 10 and switch lower margin 30, and the short side of metal edge frame 211 is towards mobile terminal 200
Internal stretch so that double mould groups 210 of taking the photograph are smaller to the space accounting inside mobile terminal 200.On the other hand, due to metal edges
Shielding construction 240, is also set between metal edge frame 211 and circuit board 230, can be enhanced by the good electric conductivity of frame 211
The shield effectiveness of shielding construction 240.
A kind of embodiment is shown in Fig. 2, and shielding construction 240 includes the first circuit 241 and second circuit 242, and the first circuit 241
The ground wire of circuit board 230 is connected to second circuit 242.I.e. double two circuits of setting of mould group 210 of taking the photograph are connect with circuit board 230
And it is grounded.Wherein, shielding inductance 243 is in series on the first circuit 241.Fig. 3 is the equivalent circuit of the present embodiment, double to take the photograph mould group
210 are grounded by the first circuit 241 series connection shielding inductance 243, and are directly grounded by second circuit 242, equivalent circuit
To have added a parasitic cabling beside antenna structure 100.Parasitic cabling to the low frequency, intermediate frequency and high frequency of antenna structure 100 all
Certain influence can be generated.Optimized by debugging, parasitic cabling can be made to obtain between each frequency is disconnected and preferably balanced, thus
So that antenna structure 100 works normally.
Debugging to parasitic cabling essentially consists in the electrical length of the first circuit 241 and second circuit 242 of adjustment, Yi Jijin
Belong to the two parameters of the distance between frame 211 and frame 220.Meanwhile first the posting of being formed of circuit 241 and second circuit 242
Raw cabling, needs the distance between the first circuit 241 and second circuit 242 to amplify as far as possible, to offset the screen in the first circuit 241
Cover the influence that inductance 243 is grounded second circuit 242.As a result, in the embodiment of fig. 2, metal edge frame 211 includes relative to length
The left interconnecting piece 213 and right interconnecting piece 212 of square structure diagonal positions.Left interconnecting piece 213 and right interconnecting piece 212 are used to double
Take the photograph the fixation between mould group 210 and circuit board 230.Meanwhile the first circuit 241 is formed using left interconnecting piece 213, and utilize right company
Socket part 212 forms second circuit 242, can pull open the distance between the first circuit 241 and second circuit 242 to greatest extent,
Obtain better shield effectiveness.It is of course also possible to as shown in figure 4, the first circuit 241 and second circuit 242 are divided into metal
The two sides of the long side of frame 211 form the distance between the first circuit 241 and second circuit 242 using long side, equally can be with
Play preferable shield effectiveness.
A kind of embodiment is shown in Fig. 5, and shielding inductance 243 is also in series on second circuit 242.At this point, shielding construction 240 etc.
Imitate circuit as shown in fig. 6, i.e. on antenna structure 100 capacitor in parallel, the capacity earth.The shielding of earth capacitor
Structure 240 haves the characteristics that the higher coupling of frequency is stronger.Originally be as a result, embodiment antenna structure 100 low-frequency effects it is smaller, but
It is then obvious to intermediate frequency high frequency effect.By choosing suitable shielding inductance value, it is possible to reduce shunt capacitance is to antenna structure
100 influence, Fig. 7 and Fig. 8 are the efficiency curve for the antenna structure 100 that the present embodiment measures after Optimization Debugging.It can be seen that
When shielding inductance 243 to take inductance value is 82nh, in view of the characteristic of big inductance resistance high frequency, it can effectively completely cut off metal edge frame
Capacitance coupling effect between 211 and antenna structure 100, to effectively promote medium-high frequency performance.As shown in figure 8, the present embodiment
The frequency performance of scheme can promote about 2dB, and high frequency performance can then promote 3dB or so.
It should be mentioned that the shielding inductance 243 on the first circuit 241 and second circuit 242 is preferably set as identical, that is, exist
In above-described embodiment, 243 inductance value of shielding inductance of the first circuit 241 and second circuit 242 can be disposed as 82nh, energy
Enough realize better shield effectiveness.Certainly, the setting of big inductance is applied equally to the embodiment that second circuit 242 is directly grounded
In, i.e., in the embodiment of Fig. 2, shielding inductance 243 can also be 82nh with value.
It is different from the embodiment of Fig. 2, in the present embodiment, because the first circuit 241 and second circuit 242 are all in series with screen
Inductance 243 is covered, therefore except the first circuit 241 shown in fig. 5 and second circuit 242 are divided into left interconnecting piece 213 and right interconnecting piece
It, can be as shown in figure 9, the first circuit 241 and second circuit 242 be set to metal edge frame 211 outside 212 embodiment
On same side.Because two shielding inductance 243 on the first circuit 241 and second circuit 242 can as close as possible to setting,
And then obtain better shield effectiveness.No matter therefore the side belongs to the long side or short side of metal edge frame, the reality of shielding construction 240
Apply implementation result of the effect all compared with Fig. 5 more preferably.
For above-described embodiment, the long side of metal edge frame 211 is parallel to frame 220, in order to minimize metal edge frame 211
To the coupling influence of 100 irradiation unit of antenna structure, metal edge frame 211 is preferably set and is greater than or equal at a distance from frame 220
0.8mm.Take the photograph that mould group 210 is too close at a distance from frame 220 if double, the shield effectiveness of shielding construction 240 is difficult to ensure a day knot
Effective work of structure 100.
Figure 10 is please referred to, the application further relates to mobile terminal 200, it is possible to understand that, mobile terminal 200 takes the photograph mould group including double
210, frame 220 and circuit board 230 and above-mentioned antenna structure 100.Mobile terminal 200 is using above-mentioned antenna structure 100
Later, can by double sides taken the photograph mould group 210 and diversity antenna and be arranged in frame 220, using the electrical length of diversity antenna come
Double mould groups 210 of taking the photograph are accommodated, and then double mould groups 210 of taking the photograph is avoided to occupy the excessive inner space of mobile terminal 200, while benefit
It is taken the photograph the interference that mould group 210 may cause to double with shielding construction 240 and is effectively shielded, guarantee the signal transmitting and receiving matter of diversity antenna
Amount.
A kind of embodiment, mobile terminal 200 further include second frame 250 opposite with frame 220, and mobile terminal 200 is also
Equipped with three-in-one antenna 260 and primary antenna 270.Wherein primary antenna 270 is disposed in proximity to the position of the second frame 250, and three close
The both ends that one antenna 260 and the application antenna structure 100 divide column frame 220 opposite.Three-in-one antenna 260 for realizing GPS,
The transmitting-receiving of the signals such as WIFI because 260 one end of three-in-one antenna be not provided with it is double take the photograph mould group 210, three-in-one antenna 260 can
To obtain biggish clearance zone, guarantee effective work of three and one antenna 260.Antenna structure 100 is used as diversity antenna, Ke Yiyu
It is switched between primary antenna 270, and then realizes low frequency, intermediate frequency and the high-frequency signal transmission-receiving function of mobile terminal 200.
Embodiments described above does not constitute the restriction to the technical solution protection scope.It is any in above-mentioned implementation
Made modifications, equivalent substitutions and improvements etc., should be included in the protection model of the technical solution within the spirit and principle of mode
Within enclosing.
Claims (10)
1. a kind of antenna structure, the signal transmitting and receiving for mobile terminal, which is characterized in that the mobile terminal takes the photograph mould including double
Group, frame and circuit board, the antenna structure include feed branch, ground connection branch and switch lower margin, the feed branch, institute
It states ground connection branch and the switch lower margin is connected between the circuit board and the frame, so that the frame
The irradiation unit of the antenna structure is constituted, described pair is taken the photograph mould group and be fixedly arranged on the circuit board, and described pair is taken the photograph mould group close to institute
Frame is stated, the switch lower margin and described pair of the feed branch point column take the photograph mould group two sides, the ground connection branch and the feed
Branch is located at described pair and takes the photograph the ipsilateral of mould group, and double take the photograph is equipped with shielding construction, the shielding between mould group and the circuit board
Structure takes the photograph interference of the mould group to the antenna structure for shielding described pair.
2. antenna structure according to claim 1, which is characterized in that it includes metal edge frame that described pair, which is taken the photograph mould group, the gold
Belong to frame to be fixed on the circuit board, the metal edge frame is rectangle, and the long side of the metal edge frame and the frame are flat
Row setting, the shielding construction are set between the metal edge frame and the circuit board.
3. antenna structure according to claim 2, which is characterized in that the shielding construction includes the first circuit and the second electricity
Road, first circuit and the second circuit are connected to the ground wire of the circuit board, and are in series on first circuit
Shield inductance.
4. antenna structure according to claim 3, which is characterized in that the metal edge frame includes relative to rectangle structure
The left interconnecting piece and right interconnecting piece of diagonal positions, the left interconnecting piece and the right interconnecting piece are respectively used to described pair and take the photograph mould group
With the fixation of the circuit board, first circuit and the second circuit are located at the left interconnecting piece and the circuit board
Between and the right interconnecting piece and the circuit board between.
5. antenna structure according to claim 3, which is characterized in that be also in series with shielding inductance on the second circuit.
6. antenna structure according to claim 5, which is characterized in that first circuit and the second circuit are respectively positioned on
On the same side of the metal edge frame.
7. according to the described in any item antenna structures of claim 3~6, which is characterized in that the long side of the metal edge frame and institute
The distance for stating frame is greater than or equal to 0.8mm.
8. according to the described in any item antenna structures of claim 3~6, which is characterized in that it is described shielding inductance inductance value be
82nh。
9. a kind of mobile terminal, which is characterized in that the mobile terminal takes the photograph mould group, frame and circuit board including double, and as weighed
Benefit requires 1~8 described in any item antenna structures.
10. mobile terminal according to claim 9, which is characterized in that the mobile terminal includes opposite with the frame
The second frame, the mobile terminal is additionally provided with three-in-one antenna and primary antenna, and the primary antenna is located at close to second side
The position of frame, the frame include opposite both ends, and the three-in-one antenna is opposite with the antenna structure point column frame
Both ends.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822243622.3U CN209071599U (en) | 2018-12-28 | 2018-12-28 | Antenna structure and mobile terminal |
| PCT/CN2019/083563 WO2020133830A1 (en) | 2018-12-28 | 2019-04-20 | Antenna structure and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822243622.3U CN209071599U (en) | 2018-12-28 | 2018-12-28 | Antenna structure and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209071599U true CN209071599U (en) | 2019-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822243622.3U Active CN209071599U (en) | 2018-12-28 | 2018-12-28 | Antenna structure and mobile terminal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN209071599U (en) |
| WO (1) | WO2020133830A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113054414A (en) * | 2021-03-29 | 2021-06-29 | 北京有竹居网络技术有限公司 | Antenna and mobile terminal |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200719518A (en) * | 2005-11-15 | 2007-05-16 | Ind Tech Res Inst | An EMC metal-plate antenna and a communication system using the same |
| CN206148617U (en) * | 2016-10-24 | 2017-05-03 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
| CN107257022B (en) * | 2017-05-31 | 2019-11-15 | 维沃移动通信有限公司 | A kind of terminal multi-antenna structure and mobile terminal |
-
2018
- 2018-12-28 CN CN201822243622.3U patent/CN209071599U/en active Active
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2019
- 2019-04-20 WO PCT/CN2019/083563 patent/WO2020133830A1/en active Application Filing
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| Publication number | Publication date |
|---|---|
| WO2020133830A1 (en) | 2020-07-02 |
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