CN217035978U - Antenna structure and electronic equipment - Google Patents
Antenna structure and electronic equipment Download PDFInfo
- Publication number
- CN217035978U CN217035978U CN202123001250.1U CN202123001250U CN217035978U CN 217035978 U CN217035978 U CN 217035978U CN 202123001250 U CN202123001250 U CN 202123001250U CN 217035978 U CN217035978 U CN 217035978U
- Authority
- CN
- China
- Prior art keywords
- antenna
- radiating arm
- ground
- area
- antenna element
- 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.)
- Active
Links
Images
Landscapes
- Waveguide Aerials (AREA)
Abstract
The embodiment of the application discloses an antenna structure and electronic equipment, wherein the antenna structure comprises a PCB substrate provided with an antenna area and a grounding area, an antenna arranged in the antenna area and a neutralization conductive wire; the antenna comprises a first antenna unit and a second antenna unit which are arranged at intervals, and two ends of the neutralizing conductive wire are respectively connected to the first antenna unit and the second antenna unit; the first antenna element comprises a first feed point and the second antenna element comprises a second feed point; one side of the grounding area of the structure, which is adjacent to the antenna area, is provided with a ground gap, and one end of the ground gap is positioned between the projections of the first feeding point and the second feeding point on the grounding area. The electronic device includes an antenna structure; the isolation between the first antenna unit and the second antenna unit can be improved by additionally arranging the neutralizing conductive wire and opening the ground gap, and the requirement for miniaturization of the electronic equipment can be met.
Description
Technical Field
The utility model relates to the technical field of PCB (printed circuit board) onboard antennas, in particular to an antenna structure and electronic equipment.
Background
With the development of mobile 5G communication, internet of things and internet of vehicles, the types of terminal products are more and more abundant, and the number of antennas inside the products is more and more, for example, 5G MIMO antennas, but the size and shape of the terminal products are not increased, and even smaller and more portable antennas are sought, which leads to closer distance between the antennas inside the terminal, and if two antenna units are too close, the isolation degree is reduced, which leads to serious mutual coupling interference between the antennas, and affects normal wireless signal transmission.
In the prior art, the isolation is mainly improved by increasing the distance between the antennas, adopting different antenna forms and placing the antenna positions in vertical polarization, the antennas with the same frequency are generally placed on two board edges which are opposite angles of a main board or relatively far away from the main board, or a decoupling network is added on two antenna feed lines to reduce mutual coupling between the antennas, and the isolation is adjusted and optimized in a matching decoupling mode. However, in the prior art, the occupied area is large, the miniaturization of products is not facilitated, or hardware circuit resources are occupied, the circuit loss is increased, the radiation efficiency of an antenna system is reduced, or the material cost of antenna monomer materials, mainboard patch materials and the like is increased.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an antenna structure which can improve the isolation of a PCB (printed circuit board) on-board antenna.
In a first aspect, an embodiment of the present invention provides an antenna structure, where the structure includes a PCB substrate, where the PCB substrate includes an antenna region and a ground region, and the antenna region is adjacent to the ground region; the antenna area is provided with an antenna and a neutralizing conducting wire; the antenna comprises a first antenna unit and a second antenna unit which are arranged at intervals, and two ends of the neutralizing conductive wire are respectively connected with the first antenna unit and the second antenna unit; the first antenna element comprises a first feed point and the second antenna element comprises a second feed point; one side of the grounding area, which is adjacent to the antenna area, is provided with a ground gap, and one end of the ground gap is positioned between the projections of the first feeding point and the second feeding point on the grounding area.
In a second aspect, an embodiment of the present invention provides an electronic device, which includes the antenna structure, where the antenna structure is the above structure.
According to the structure, under the condition that the positions of adjacent antennas are fixed, the whole antenna layout can be kept, no extra area is added, hardware circuit resources of a main board are not occupied, material cost is not increased, circuit loss is not increased, only one neutralizing conductive wire is additionally arranged between the first antenna unit and the second antenna unit, and the ground gap is formed in the ground area, so that induced current distribution on the first antenna unit and the second antenna unit can be changed, isolation is improved, and the problem of mutual interference among the antennas is solved.
Drawings
In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings used in the description of the embodiment will be briefly introduced below.
Fig. 1 is a schematic diagram of an antenna structure in some embodiments of the present invention;
fig. 2 is a schematic structural diagram of a first antenna unit and a second antenna unit in some embodiments of the present invention;
FIG. 3 is a simulation plot of standing wave ratio of a first antenna element and a second antenna element without the addition of a neutral conductive line and ground gap in some embodiments of the present invention;
FIG. 4 is a simulation diagram of the standing-wave ratio of the first antenna element and the second antenna element when a gap between the neutral conductive line and the ground is added in some embodiments of the present invention;
FIG. 5 is a simulation diagram of the isolation between the first antenna element and the second antenna element without additional neutral conductive lines and ground slots in some embodiments of the present invention;
fig. 6 is a simulation diagram of isolation between the first antenna element and the second antenna element by adding a neutral conductive line and a ground slot in some embodiments of the present invention.
Fig. 7 is a schematic structural diagram of a first antenna unit and a second antenna unit according to another embodiment of the present invention;
fig. 8 is a schematic structural diagram of an electronic device in some embodiments of the utility models.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Referring to fig. 1, fig. 1 is a schematic diagram of an antenna structure according to some embodiments of the utility model.
As shown in fig. 1, in some embodiments, the antenna structure 1000 includes a PCB substrate 1, where the PCB substrate 1 includes an antenna region 10 and a ground region 11, and the antenna region 10 is disposed adjacent to the ground region 11; the antenna structure 1000 further comprises an antenna 100 and a neutralizing conductive wire 200 disposed in the antenna region 10; the antenna 100 includes a first antenna unit 101 and a second antenna unit 102 arranged at an interval, and both ends of the neutralizing conductive wire 200 are respectively connected to the first antenna unit 101 and the second antenna unit 102; the first antenna element 101 comprises a first feeding point a, and the second antenna element 102 comprises a second feeding point B; one side of the ground region 11 adjacent to the antenna region 10 is opened with a ground slot 110, and one end of the ground slot 110 is located between the projections of the first feeding point a and the second feeding point B on the ground region 11.
In the above structure, under the condition that the positions of the first antenna element 101 and the second antenna element 102 are fixed, the overall antenna layout can be maintained without increasing extra area, occupying no hardware circuit resource of a main board, and increasing no circuit loss, only one neutralizing conductive wire 200 is added between the first antenna element 101 and the second antenna element 102, and the ground slot 110 is formed in the ground region 11, so that the surface current paths on the first antenna element 101 and the second antenna element 102 can be changed, the mutual coupling current between the first feeding point a and the second feeding point B is reduced, and the effect of improving the isolation between the antenna elements is achieved.
In some embodiments, the antenna region 10 and the ground region 11 are located in different regions on the same PCB substrate, in other embodiments, the PCB substrate 1 is formed by splicing at least two independent PCB substrates, and the antenna region 10 and the ground region 11 may also be located on two independent PCB substrates respectively.
The first feeding point and the second feeding point are respectively connected with a first feeder line and a second feeder line, a slit is formed in the grounding area and used for the first feeder line and the second feeder line to run, and the first feeding point and the second feeding point are not in short circuit with the grounding area. One end of the first feeder line is connected with the signal emitter, the other end of the first feeder line is connected with the first feeding point, the first feeder line is used for transmitting signals and supplying power to the first antenna unit 101, and the second feeder line is the same as the first feeder line.
The PCB substrate 1 may be a multilayer board including a conductive layer, a ground layer, an insulating dielectric layer, and the like, and the antenna area 10 may be an insulating area formed by removing a metal material layer such as the conductive layer, the ground layer, and the like from a corresponding area of the PCB substrate 1, so as to form a clearance area for the first antenna element 101 and the second antenna element 102. The ground area 11 may be a ground layer in the PCB substrate 1.
Wherein the parameters of the ground slot 110 are obtained according to the antenna parameters of the first antenna element 101 and the second antenna element 102, and the parameters of the ground slot 110 include at least one of a length, a width, an opening direction, and a positional relationship with a boundary between the ground area 11 and the antenna area 10.
Wherein, the parameter of the neutralizing conductive wire 200 is derived from the antenna parameters of the first antenna unit 101 and the second antenna unit 101, and the parameter of the neutralizing conductive wire 200 includes at least one of the shape, the connection position of the neutralizing conductive wire 200 and the first antenna unit 101, and the connection position of the neutralizing conductive wire 200 and the second antenna unit 102.
The antenna parameters of the first antenna unit 101 and the second antenna unit 102 include: at least one of an antenna frequency of the first antenna element 101, an antenna frequency of the second antenna element 102, a shape of the first antenna element 101, a shape of the second antenna element 102, and a distance between the first antenna element 101 and the second antenna element 102.
As shown in fig. 1, in some embodiments, the ground slot 110 is an elongated semi-closed slot, an opening of the ground slot 110 faces the antenna region 10, and a length of the ground slot 110 is greater than a width, where the length of the ground slot 110 is a distance between two ends of the ground slot 110, where one end of the ground slot is located on the ground region 11 close to the antenna region 10, and the other end of the ground slot extends away from the antenna region 10.
As shown in fig. 1, in some embodiments, a central axis of the ground slot 110 in the longitudinal direction is in a crossing relationship with a boundary line between the ground area 11 and the antenna area 10. The length direction of the ground slot 110 is a direction from the antenna area 10 to the ground area 11, or a direction from the ground area 11 to the antenna area 10. In some embodiments, when the central axis of the ground slot 110 in the length direction is perpendicular to the boundary between the ground area 11 and the antenna area 10, the coupling current direction is changed, so that the isolation between the first antenna element 101 and the second antenna element 102 is improved.
The length and the width of the ground slot 110 need to be combined with the specific first antenna unit 101 and the specific second antenna unit 102, and are obtained through simulation.
As shown in fig. 1, in some embodiments, the neutralizing conductive line 200 is linear. The length of the straight line-shaped neutralizing conductive wire 200 is shorter than that of the arc-shaped neutralizing conductive wire, the serpentine-shaped neutralizing conductive wire, and the like, so that the neutralizing conductive wire can move on the first antenna unit 101 and the second antenna unit 102 conveniently, and thus an optimal position for improving the isolation between the first antenna unit 101 and the second antenna unit 102 is found.
The connection position of the conducting neutralizing line 200 and the first antenna element 101, and the connection position of the conducting neutralizing line 200 and the second antenna element 102 need to be obtained by simulation in combination with the specific first antenna element 101 and the specific second antenna element 102.
In some embodiments, the first antenna element 101 and the second antenna element 102 are arranged along a boundary between the ground area 11 and the antenna area 10.
Referring to fig. 2-6, fig. 2 is a schematic structural diagram of a first antenna unit and a second antenna unit according to some embodiments of the present invention; FIG. 3 is a simulation plot of standing wave ratio of a first antenna element and a second antenna element without the addition of a neutral conductive line and ground gap in some embodiments of the present invention; FIG. 4 is a simulation diagram of the standing-wave ratio of the first antenna element and the second antenna element when a gap between the neutral conductive line and the ground is added in some embodiments of the present invention;
fig. 5 is a simulation diagram of the isolation S12 between the first antenna element and the second antenna element when no neutral conductive line and ground slot are added in some embodiments of the present invention; fig. 6 is a simulation diagram of the isolation S12 between the first antenna element and the second antenna element when a neutral conductive line and a ground slot are added in some embodiments of the present invention.
As shown in fig. 2, in some embodiments, the first antenna element 101 further includes a first radiating arm 1011, a second radiating arm 1012, a third radiating arm 1013, and a fourth radiating arm 1014 connected in sequence, where one end of the first radiating arm 1011 is connected to the first feeding point a and extends along a first direction, and one end of the second radiating arm 1012 is connected to the other end of the first radiating arm 1011 and extends along a second direction; one end of the third radiating arm 1013 is connected to the other end of the second radiating arm 1012 and extends in a third direction; one end of the fourth radiating arm 1014 is connected to the other end of the third radiating arm 1013, and extends in a fourth direction; the length of the fourth radiating arm 1014 is shorter than the length of the second radiating arm 1012; the first direction is a direction from the ground region 11 to the antenna region 10 perpendicular to a boundary H between the ground region 11 and the antenna region 10, the second direction is a direction perpendicular to the first direction and away from the electrically conductive neutralizing line 200, the third direction is a direction opposite to the first direction, and the fourth direction is a direction opposite to the second direction.
As shown in fig. 2, in some embodiments, the second antenna unit 102 further includes: a fifth radiating arm 1021, a sixth radiating arm 1022, a seventh radiating arm 1023, and an eighth radiating arm 1024 connected in sequence, wherein one end of the fifth radiating arm 1021 is connected to the second feeding point B and extends along the first direction, and one end of the sixth radiating arm 1022 is connected to the other end of the fifth radiating arm 1021 and extends along the fourth direction; one end of the seventh radiating arm 1023 is connected to the other end of the sixth radiating arm 1022, and extends in the third direction; one end of the eight radiating arm 1024 is connected to the other end of the seventh radiating arm 1023 and extends in the second direction; the length of the eighth radiating arm 1024 is shorter than the length of the sixth radiating arm 1022.
It is understood that the description of the first antenna element and the second antenna element in the above embodiments is only directed to this example, and in other embodiments of the present invention, the antenna radiating arms of the first antenna element and the second antenna element are not limited to four radiating arms, and the relationship between the radiating arms is not limited to the perpendicular and parallel relationship, but may also be the cross but non-perpendicular relationship.
In this embodiment, the working frequency bands of the first antenna unit 101 and the second antenna unit 102 are WIFI-2.4 GHz.
In this embodiment, a ground slot 110 is opened on a side of the ground area 11 adjacent to the antenna area 10, the ground slot 110 is a long and narrow semi-closed slot, an opening of the ground slot 110 faces the antenna area 10, one end of the ground slot 110 is located between projections of the first feeding point a and the second feeding point B on the ground area 11, a middle axis of the ground slot 110 is perpendicular to a boundary between the ground area 11 and the antenna area 10, and simulation results show that when the ground slot 110 is 9mm long and 1mm wide, the isolation between the first antenna element 101 and the second antenna element 102 is the highest.
In this embodiment, the conducting neutralizing line 200 is linear, and it is obtained through simulation that when one end of the conducting neutralizing line 200 is connected to the first radiating arm 1011 at a position adjacent to the connection between the first radiating arm 1011 and the first feeding point a, and the other end of the conducting neutralizing line 200 is connected to the fifth radiating arm 200 at a position adjacent to the connection between the fifth radiating arm 200 and the second feeding point B, the isolation between the first antenna element 101 and the second antenna element 102 is the highest.
In this embodiment, within a frequency of 2.4 to 2.5GHz, as shown in fig. 3, when the neutralizing conductive wire and the ground gap are not additionally provided, standing-wave ratios of the first antenna unit and the second antenna unit are both greater than or equal to 1.98; as shown in fig. 4, after the neutralizing conductive wire and the ground gap are added, the standing-wave ratio of the first antenna unit and the second antenna unit is less than or equal to 1.96; therefore, after the neutralization conductive wire and the ground gap are added, the standing wave ratio of the first antenna unit and the second antenna unit is obviously reduced.
As shown in fig. 5, when the first antenna unit and the second antenna unit are within a frequency of 2.4 to 2.5GHz and the gap between the neutral conductive wire and the ground is not additionally arranged, the isolation between the first antenna unit and the second antenna unit is less than 14 dB; as shown in fig. 6, after the neutralizing conductive wire and the ground slot are added, the isolation between the first antenna element and the second antenna element is greater than 16dB, so that after the neutralizing conductive wire and the ground slot are added, the isolation between the first antenna element and the second antenna element is significantly increased.
Therefore, when the positions of the first antenna unit 101 and the second antenna unit 102 are fixed, the isolation is significantly improved by adding the structure in which the neutral conductive line is combined with the ground gap.
Referring to fig. 7, fig. 7 is a schematic structural diagram of a first antenna unit and a second antenna unit according to another embodiment of the present invention.
In other embodiments, as shown in fig. 7, the first antenna unit may further include: a first radiation arm 1011, a second radiation arm 1012, a third radiation arm 1013, a fourth radiation arm 1014, and a fifth radiation arm 1015, wherein one end of the first radiation arm 1011 is connected with the working ground C and extends along a first direction, and one end of the second radiation arm 1012 is connected with the other end of the first radiation arm 1011 and extends along a second direction; one end of the third radiating arm 1013 is connected to the other end of the second radiating arm 1012 and extends in a third direction; one end of the fourth radiating arm 1014 is connected to the other end of the third radiating arm 1013, and extends in a fourth direction; the length of the fourth radiating arm 1014 is shorter than the length of the second radiating arm 1012; one end of the fifth radiating arm 1015 is connected to the second radiating arm 1012 body, and the other end is connected to the first feeding point a, and the fifth radiating arm 1015 is parallel to and shorter than the first radiating arm 1011; the first direction is a direction from the ground region 11 to the antenna region 10 perpendicular to a boundary H between the ground region 11 and the antenna region 10, the second direction is a direction perpendicular to the first direction and away from the electrically conductive neutralizing line 200, the third direction is a direction opposite to the first direction, and the fourth direction is a direction opposite to the second direction.
As shown in fig. 7, in other embodiments, the second antenna unit may further include: a sixth radiation arm 1016, a seventh radiation arm 1017, an eighth radiation arm 1018, a ninth radiation arm 1019, and a tenth radiation arm 1020, wherein one end of the sixth radiation arm 1016 is connected with the working ground D and extends along the first direction, and one end of the seventh radiation arm 1017 is connected with the other end of the sixth radiation arm 1016 and extends along the second direction; one end of the eighth radiating arm 1018 is connected to the other end of the seventh radiating arm 1017, and extends in a third direction; one end of the ninth radiating arm 1019 is connected to the other end of the eighth radiating arm 1018, and extends in a fourth direction; the ninth radiating arm 1019 is shorter than the seventh radiating arm 1017; the tenth radiating arm 1020 has one end connected to the seventh radiating arm 1017 and the other end connected to the second feeding point B, and the tenth radiating arm 1020 is parallel to and shorter than the sixth radiating arm 1016.
In different embodiments, once the structures of the first antenna unit and the second antenna unit are changed, the isolation between the first antenna unit and the second antenna unit is improved through the neutralizing conductive wire and the ground gap, and when the isolation is the highest, the connection position between the parameter of the neutralizing conductive wire and the first antenna unit and the connection position between the parameter of the neutralizing conductive wire and the second antenna unit need to be determined through simulation; the length and width of the parameters of the ground gap need to be determined through simulation.
In this embodiment, a ground slot 110 is opened on a side of the ground region 11 adjacent to the antenna region 10, the ground slot 110 is a long and narrow semi-closed slot, an opening of the ground slot 110 faces the antenna region 10, one end of the ground slot 110 is located between projections of the first feeding point a and the second feeding point B on the ground region 11, a central axis of the ground slot 110 is perpendicular to a boundary between the ground region 11 and the antenna region 10, and a length and a width of the ground slot 110 when the isolation between the first antenna element 101 and the second antenna element 102 is the highest are required to be obtained through simulation.
In this embodiment, the neutralizing conductive line 200 is linear, and when the isolation between the first antenna element 101 and the second antenna element 102 is the highest, the specific positions of the neutralizing conductive line 200 respectively connected to the first radiating arm 1011 and the sixth radiating arm 1016 can be obtained only by simulation.
Referring to fig. 8, fig. 8 is a schematic structural diagram of an electronic device according to some embodiments of the present disclosure.
As shown in fig. 8, in some embodiments, an electronic device 1000 includes the antenna structure 2000; the antenna structure 2000 includes the structures in the above-described embodiments. When the antenna structure 2000 is included in the electronic device 1000, in a case where the positions of the first antenna element 101 and the second antenna element 102 are fixed, the isolation between the first antenna element 101 and the second antenna element 102 can be improved by additionally providing the structure in which the neutralizing conductive wire 200 is combined with the ground slot, and the requirement for miniaturization of the electronic device 1000 can also be satisfied.
While the utility model has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (15)
1. An antenna structure, comprising: the PCB substrate comprises an antenna area and a grounding area, and the antenna area and the grounding area are arranged adjacently; the antenna structure further comprises an antenna and a neutralizing conductive wire disposed in the antenna area; the antenna comprises a first antenna unit and a second antenna unit which are arranged at intervals, and two ends of the neutralizing conductive wire are respectively connected to the first antenna unit and the second antenna unit; the first antenna element comprises a first feed point and the second antenna element comprises a second feed point; one side of the grounding area, which is adjacent to the antenna area, is provided with a ground gap, and one end of the ground gap is positioned between the first feeding point and the projection of the second feeding point on the grounding area.
2. The antenna structure according to claim 1, wherein the parameters of the ground slot are derived from antenna parameters of the first antenna element and the second antenna element, the parameters of the ground slot including at least one of a length, a width, an opening direction, and a positional relationship with a boundary of the ground area and the antenna area.
3. The antenna structure of claim 1, wherein the parameters of the neutralizing conductive wire are derived from the antenna parameters of the first antenna element and the second antenna element, and the parameters of the neutralizing conductive wire comprise at least one of a shape, a connection position of the neutralizing conductive wire to the first antenna element, and a connection position of the neutralizing conductive wire to the second antenna element.
4. The antenna structure according to claim 2 or 3, characterized in that the antenna parameters of the first antenna element and the second antenna element comprise: at least one of an antenna frequency of the first antenna element, an antenna frequency of the second antenna element, a shape of the first antenna element, a shape of the second antenna element, and a distance between the first antenna element and the second antenna element.
5. The antenna structure of claim 1, wherein the ground slot is an elongated semi-closed slot, an opening of the ground slot faces the antenna region, and a length of the ground slot is greater than a width of the ground slot.
6. The antenna structure according to claim 5, characterized in that a longitudinal center axis of the ground slot is in a crossing relationship with a boundary line between the ground area and the antenna area.
7. The antenna structure according to claim 6, wherein a longitudinal center axis of the ground slot is in a perpendicular relationship with a boundary line between the ground area and the antenna area.
8. The antenna structure according to claim 3, characterized in that the neutralizing conductive line is rectilinear.
9. The antenna structure of claim 1, wherein the first antenna element and the second antenna element are arranged along a boundary of the ground area and the antenna area.
10. The antenna structure according to claim 9, wherein the first antenna element further comprises a first radiating arm, a second radiating arm, a third radiating arm and a fourth radiating arm connected in sequence, wherein one end of the first radiating arm is connected to the first feeding point and extends in a first direction, and one end of the second radiating arm is connected to the other end of the first radiating arm and extends in a second direction; one end of the third radiating arm is connected with the other end of the second radiating arm and extends along a third direction; one end of the fourth radiating arm is connected with the other end of the third radiating arm and extends along a fourth direction; the length of the fourth radiating arm is shorter than the length of the second radiating arm; the first direction is a direction from the ground region to the antenna region, which is perpendicular to a boundary between the ground region and the antenna region, the second direction is a direction perpendicular to the first direction and away from the neutral conductive line, the third direction is a direction opposite to the first direction, and the fourth direction is a direction opposite to the second direction.
11. The antenna structure of claim 10, wherein the second antenna element further comprises: a fifth radiating arm, a sixth radiating arm, a seventh radiating arm, and an eighth radiating arm that are sequentially connected, where one end of the fifth radiating arm is connected to the second feeding point and extends along the first direction, and one end of the sixth radiating arm is connected to the other end of the fifth radiating arm and extends along the fourth direction; one end of the seventh radiating arm is connected with the other end of the sixth radiating arm and extends along the third direction; one end of the eighth radiating arm is connected with the other end of the seventh radiating arm and extends along the second direction; the length of the eighth radiating arm is shorter than the length of the sixth radiating arm.
12. The antenna structure of claim 11, wherein the operating frequency bands of the first antenna unit and the second antenna unit are WIFI-2.4 GHz.
13. The antenna structure according to claim 6, characterized in that the ground slot is 9mm long and 1mm wide.
14. The antenna structure of claim 11, wherein one end of the neutralizing conductive line is connected to the first radiating arm adjacent to where the first radiating arm connects to the first feed point; the other end of the neutralizing conductive wire is connected to the fifth radiating arm adjacent to the connection of the fifth radiating arm and the second feeding point.
15. An electronic device comprising the antenna structure; the antenna structure is as claimed in any one of claims 1 to 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123001250.1U CN217035978U (en) | 2021-12-01 | 2021-12-01 | Antenna structure and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123001250.1U CN217035978U (en) | 2021-12-01 | 2021-12-01 | Antenna structure and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217035978U true CN217035978U (en) | 2022-07-22 |
Family
ID=82440872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123001250.1U Active CN217035978U (en) | 2021-12-01 | 2021-12-01 | Antenna structure and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217035978U (en) |
-
2021
- 2021-12-01 CN CN202123001250.1U patent/CN217035978U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6677909B2 (en) | Dual band slot antenna with single feed line | |
| CN111987432B (en) | Antenna structure and electronic equipment | |
| AU4892800A (en) | An antenna with stacked resonant structures and a multi- frequency radiocommunications system including it | |
| CN107134633B (en) | Antenna and antenna module including the same | |
| JP3980172B2 (en) | Broadband antenna | |
| CN110994168A (en) | Antenna module and electronic equipment | |
| CN111987431A (en) | Antenna structure and electronic device | |
| EP3245690B1 (en) | Dual-band inverted-f antenna with multiple wave traps for wireless electronic devices | |
| US6946994B2 (en) | Dielectric antenna | |
| CN111987422A (en) | Ultralow-profile multi-frequency broadband antenna and communication equipment | |
| US20070210965A1 (en) | Planar Antenna | |
| WO2002023669A1 (en) | A dual polarised antenna | |
| CN112490624A (en) | WiFi antenna and mobile terminal | |
| CN217035978U (en) | Antenna structure and electronic equipment | |
| CN114497998B (en) | Antenna system and camera equipment | |
| CN113540792B (en) | Antenna structure, terminal and terminal processing method | |
| US11211692B2 (en) | Antenna structure and electronic device | |
| JP2023060848A (en) | Dual-polarized antenna, associated antenna module, and electronic device | |
| CN114665261B (en) | Antenna and communication equipment | |
| CN209804897U (en) | Multiple-input multiple-output antenna and terminal equipment | |
| KR20130140084A (en) | Antenna device and communication device | |
| CN113644421A (en) | High-gain multi-frequency miniaturized omnidirectional antenna | |
| CN215896702U (en) | Double-frequency double-fed antenna and communication equipment | |
| CN218586353U (en) | Antenna and electronic equipment | |
| CN211629302U (en) | Dual-polarized antenna and array |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |