CN114421121A - Wearable antenna - Google Patents
Wearable antenna Download PDFInfo
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- CN114421121A CN114421121A CN202210321582.8A CN202210321582A CN114421121A CN 114421121 A CN114421121 A CN 114421121A CN 202210321582 A CN202210321582 A CN 202210321582A CN 114421121 A CN114421121 A CN 114421121A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
- H01Q1/085—Flexible aerials; Whip aerials with a resilient base
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/273—Adaptation for carrying or wearing by persons or animals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/364—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith using a particular conducting material, e.g. superconductor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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Abstract
The application relates to a wearable antenna, which comprises clothes and an antenna assembly arranged in an interlayer of the clothes, wherein the antenna assembly comprises a forward antenna, a backward antenna and a feed network, and the feed network is respectively connected with the forward antenna and the backward antenna and used for feeding the forward antenna and the backward antenna; the front antenna is disposed in a first region of the clothing and the rear antenna is disposed in a second region of the clothing, wherein the first region is located at a front side of a body of a user and the second region is located at a rear side of the body of the user when the clothing is worn by the user. In this embodiment, because the wearable antenna that provides sets up in the clothing intermediate layer of clothing, consequently, this wearable antenna convenience of customers dresses, disguise is strong, be convenient for user's tactics action to expand and the trafficability characteristic is strong.
Description
Technical Field
The application relates to the technical field of antennas, in particular to a wearable antenna.
Background
An antenna plays an important role in a wireless communication system as a starting end of a receiver and a terminal end of a transmitter.
The existing individual radio antenna is mostly a whip antenna, and the existing individual radio antenna has the problems of inconvenient carrying, poor concealment, influence on tactical action expansion and poor marching passing performance.
Disclosure of Invention
Therefore, it is necessary to provide a wearable antenna which is convenient to wear, has high concealment, facilitates tactical action deployment, and has high traveling throughput.
In a first aspect, the present application provides a wearable antenna, including a garment and an antenna assembly disposed in a garment interlayer, where the antenna assembly includes a forward antenna, a backward antenna, and a feeding network, and the feeding network is connected to the forward antenna and the backward antenna respectively, and is used for feeding the forward antenna and the backward antenna;
the front antenna is disposed in a first region of the garment and the rear antenna is disposed in a second region of the garment, wherein the first region is located at a front side of a body of a user and the second region is located at a rear side of the body of the user when the garment is worn by the user.
In one embodiment, the power feeding network is disposed in a third area of the garment, the third area being located at a waist of a user when the garment is worn by the user.
In one embodiment, the forward antenna and the backward antenna have the same structure.
In one embodiment, the forward antenna comprises a first antenna operating in a first frequency band and a second antenna operating in a second frequency band, and the first frequency band is lower than the second frequency band.
In one embodiment, the first antenna is disposed around the second antenna.
In one embodiment, the first antenna includes a first antenna feed and first and second radiators connected to each other;
the first radiator is arranged around the second radiator, two ends of the first radiator are respectively connected with a radiation floor, the second radiator is connected with the radiation floor through the first antenna feed, and the first antenna feed is connected with the feed network and used for feeding the electric signals output by the feed network to the first radiator and the second radiator.
In one embodiment, the first radiator is U-shaped, and the second radiator is bent.
In one embodiment, the first radiator and the second radiator are made of a flexible conductive material, and the first radiator and the second radiator are connected by the flexible conductive material.
In one embodiment, the first antenna further includes two first antenna loads, and the two first antenna loads are respectively disposed between two ends of the first radiator and the radiation floor.
In one embodiment, the second antenna includes a second antenna feed and two symmetrically arranged third radiators, the second antenna feed is arranged between the two third radiators, and the second antenna feed is connected to the feed network and is configured to feed the electrical signal output by the feed network to the two third radiators.
In one embodiment, the second antenna further includes two second antenna loads, and the two second antenna loads are respectively disposed at ends of the two third radiators far away from the second antenna feed.
In one embodiment, the second antenna further includes two antenna top loads, and the two antenna top loads are respectively connected with the corresponding second antenna loads.
In one embodiment, the two third radiators and the two antenna top-loading are made of flexible conductive material.
In one embodiment, the two third radiators have a planar cone shape.
In one embodiment, the feed network comprises a power divider, a first matching circuit and a second matching circuit;
the input end of the power divider is connected with a feed signal source;
a first output end of the power divider is connected with an input end of the first matching circuit, and an output end of the first matching circuit is connected with the forward antenna;
and a second output end of the power divider is connected with an input end of the second matching circuit, and an output end of the second matching circuit is connected with the backward antenna.
In the wearable antenna provided by the embodiment, the wearable antenna comprises clothes and an antenna assembly arranged in an interlayer of the clothes, the antenna assembly comprises a forward antenna, a backward antenna and a feed network, and the feed network is respectively connected with the forward antenna and the backward antenna and used for feeding the forward antenna and the backward antenna; the front antenna is disposed in a first region of the clothing and the rear antenna is disposed in a second region of the clothing, wherein the first region is located at a front side of a body of a user and the second region is located at a rear side of the body of the user when the clothing is worn by the user. In this embodiment, because the wearable antenna that provides sets up in the clothing intermediate layer of clothing, consequently, this wearable antenna convenience of customers dresses, disguise is strong, be convenient for user's tactics action to expand and the trafficability characteristic is strong.
Drawings
Fig. 1 is a schematic structural diagram of a wearable antenna provided in an embodiment of the present application;
fig. 2 is a schematic structural diagram of a forward antenna provided in an embodiment of the present application;
fig. 3 is a schematic structural diagram of a first lumped-parameter filter provided in an embodiment of the present application;
fig. 4 is a schematic structural diagram of a first VHF impedance matching circuit according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a first UHF impedance matching circuit according to an embodiment of the present application.
Description of reference numerals:
1-forward antenna, 2-backward antenna, 3-feed network, 201-first antenna feed, 202-first radiator, 203-second radiator, 204-radiating floor, 205-first antenna load, 206-second antenna feed, 207-third radiator, 208-second antenna load, 209-antenna top load.
Detailed Description
The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings). In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be considered as limiting the present application.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In an embodiment, as shown in fig. 1, fig. 1 is a schematic structural diagram of a wearable antenna provided in an embodiment of the present application. The wearable antenna comprises clothes and an antenna assembly arranged in an interlayer of the clothes, wherein the antenna assembly comprises a forward antenna 1, a backward antenna 2 and a feed network 3, and the feed network 3 is respectively connected with the forward antenna 1 and the backward antenna 2 and used for feeding the forward antenna 1 and the backward antenna 2;
the front antenna 1 is provided in a first region of the clothing, which is located at the front side of the user's body when the clothing is worn by the user, and the rear antenna 2 is provided in a second region of the clothing, which is located at the rear side of the user's body.
In this embodiment, the provided wearable antenna is disposed in a clothing interlayer of clothing, the wearable antenna includes clothing and an antenna assembly disposed in the clothing interlayer, the antenna assembly includes a forward antenna, a backward antenna and a feed network, and the feed network is connected to the forward antenna and the backward antenna respectively and is used for feeding the forward antenna and the backward antenna; the front antenna is disposed in a first region of the clothing and the rear antenna is disposed in a second region of the clothing, wherein the first region is located at a front side of a body of a user and the second region is located at a rear side of the body of the user when the clothing is worn by the user. In this embodiment, because the wearable antenna that provides sets up in the clothing intermediate layer of clothing, consequently, this wearable antenna convenience of customers dresses, disguise is strong, be convenient for user's tactics action to expand and the trafficability characteristic is strong. This wearable antenna compares in traditional individual soldier radio antenna, has solved the not enough that prior art exists when satisfying individual soldier radio antenna communication requirement, has solved current individual soldier radio antenna promptly and has taken the inconvenience of carrying, the disguise is poor, influence tactics action expansion, march the trafficability characteristic subalternation problem.
In some embodiments, as shown in fig. 1, the feed network is disposed in a third region of the garment, the third region being located at a waist of a user when the garment is worn by the user.
In some embodiments, the forward antenna and the backward antenna are identical in structure. The purpose of arranging the forward antenna and the backward antenna is to make up a blind area caused by shielding of a human body from electromagnetic waves.
In some embodiments, the forward antenna comprises a first antenna operating in a first frequency band and a second antenna operating in a second frequency band, the first frequency band being lower than the second frequency band.
The first Frequency band is, for example, a Very High Frequency (VHF) Frequency band, and the second Frequency band is, for example, an Ultra High Frequency (UHF) Frequency band, that is, the first antenna is a VHF antenna, and the second antenna is a UHF antenna. The VHF/UHF band is commonly used in the radio communication field, and is also called meter wave band with a frequency band range of 30-88 MHz. UHF is called decimetric wave band, and the frequency band is 225-900 MHz.
In some embodiments, as shown in fig. 2, fig. 2 is a schematic structural diagram of a forward antenna provided in the embodiments of the present application. The first antenna is disposed around the second antenna. Specifically, the second antenna is disposed in an area enclosed by the first antenna and the radiation floor 204.
In this embodiment, first antenna sets up around the second antenna, can realize the compact structure of the wearable antenna including two kinds of antennas, can utilize the efficiency of limited space promotion antenna as far as.
In some embodiments, the first antenna comprises a first antenna feed 201 and a first radiator 202 and a second radiator 203 connected to each other;
the first radiator 202 is disposed around the second radiator 203, two ends of the first radiator 202 are respectively connected to the radiation floor 204, the second radiator 203 is connected to the radiation floor 204 through the first antenna feed 201, and the first antenna feed 201 is connected to the feed network 3, and is configured to feed an electrical signal output by the feed network 3 to the first radiator 202 and the second radiator 203. The first antenna feed 201 is a coaxial line, the coaxial line includes an inner core conductor and an insulating layer wrapping the inner core conductor, the second radiator 203 is connected to the first end of the inner core conductor of the coaxial line, the insulating layer at the same end as the first end of the inner core conductor of the coaxial line is connected to the radiation floor 204, and the second end of the inner core conductor of the coaxial line is connected to the feed network 3.
In some embodiments, as shown in fig. 2, the first radiator 202 has a U-shape and the second radiator 203 has a curved shape. The purpose of the curved second radiator 203 is to increase the current path on the antenna and to reduce the resonant frequency of the antenna.
In some embodiments, as shown in fig. 2, the first radiator 202 and the second radiator 203 are made of a flexible conductive material, and the first radiator 202 and the second radiator 203 are connected by a flexible conductive material 210. Thereby can guarantee the pliability of first antenna, be difficult for making wearable antenna cause fracture or damage in the wearing process.
In some embodiments, as shown in fig. 2, the first antenna further includes two first antenna loads 205, and the two first antenna loads 205 are respectively disposed between two ends of the first radiator 202 and the radiating floor 204. The first antenna loading 205 is intended to lower the resonance frequency of the antenna.
The first radiator 202 and the second radiator 203 are variants of a planar monopole antenna, wherein the second radiator 203 reduces the resonant frequency point of the antenna by increasing the current running path on the antenna based on the meander principle. Meanwhile, as the wavelength of the VHF band antenna is longer than that of a human body and the usable size of the VHF band antenna is relatively smaller when the VHF band antenna conforms to the human body, the first antenna loading 205 is adopted in the radiator to further reduce the resonant frequency point of the antenna. It can be known from the skin effect of the current that the current is mainly concentrated on the surface of the conductor when flowing on the conductor, and for a planar monopole antenna, the current is mainly concentrated on the periphery of the conductor, so that the middle of the second radiator 203 is hollowed, on one hand, the total weight of the antenna can be reduced, and on the other hand, the UHF antenna can be conveniently combined with the UHF antenna, that is, the UHF antenna can be disposed in the area surrounded by the second radiator 203 and the radiation floor 204. Wherein the first antenna loading 205 is constituted by L (inductance) R (resistance). The first antenna feed 201 is a coaxial line.
It should be noted that, the first antenna loading 205 is to adjust the impedance parameter of the antenna to reduce the resonant frequency, that is, to adjust the impedance parameter to reduce the resonant frequency point.
In some embodiments, as shown in fig. 2, the second antenna includes a second antenna feed 206 and two third radiators 207 symmetrically arranged, the second antenna feed 206 is arranged between the two third radiators 207, and the second antenna feed 206 is connected to the feeding network 3, and is used for feeding the electrical signal output by the feeding network 3 to the two third radiators 207. The second antenna feed 206 is formed by a coaxial line, a first end of an inner core conductor of the coaxial line is connected to the upper third radiator 207 in fig. 2, an insulating layer at the same end as the first end of the inner core conductor is connected to the lower third radiator 207 in fig. 2, and a second end of the inner core conductor is connected to the feed network 3.
In some embodiments, as shown in fig. 2, the second antenna further includes two second antenna loads 208, and the two second antenna loads 208 are respectively disposed at ends of the two third radiators 207 far away from the second antenna feed 206. The purpose of the second antenna loading 208 is to make the impedance bandwidth and gain bandwidth of the antenna smoother.
In some embodiments, as shown in fig. 2, the second antenna further comprises two antenna top loads 209, and the two antenna top loads 209 are respectively connected with the corresponding second antenna loads 208. In some embodiments, as shown in fig. 2, the two third radiators 207 and the two antenna top loads 209 are made of a flexible conductive material.
In some embodiments, as shown in fig. 2, the two third radiators 207 are planar cone-shaped.
The third radiator 207 is a deformation of a planar dipole antenna, the medium-high frequency impedance bandwidth of the antenna is smooth through the two planar conical third radiators 207, broadband impedance matching is facilitated, and meanwhile, the impedance bandwidth of the antenna can cover a low frequency band by adopting antenna top loading 209. Wherein the second antenna loading 208 is formed by an L (inductance) R (resistance), and the second antenna feed 206 is a coaxial line.
It should be noted that, the two third radiators 207 in the planar cone shape can make the middle-high frequency impedance bandwidth of the antenna smooth, so as to facilitate broadband impedance matching, and meanwhile, the two antenna top loads 209 are adopted, so that the impedance bandwidth of the antenna can cover the low frequency band. The antenna top loading 209 can also be considered as a part of the third radiator 207, the overall electrical length is increased, and the antenna impedance characteristics can be improved by using the antenna top loading 209.
In some embodiments, the feed network 3 comprises a power divider, a first matching circuit and a second matching circuit;
the input end of the power divider is connected with a feed signal source;
the first output end of the power divider is connected with the input end of the first matching circuit, and the output end of the first matching circuit is connected with the forward antenna;
and a second output end of the power divider is connected with an input end of a second matching circuit, and an output end of the second matching circuit is connected with the backward antenna.
In some embodiments, the first matching circuit and the second matching circuit have the same structure, and the first matching circuit includes a first lumped parameter filter, a first VHF impedance matching circuit, and a first UHF impedance matching circuit. The second matching circuit comprises a second lumped parameter filter, a second VHF impedance matching circuit and a second UHF impedance matching circuit. And the first lumped parameter filter and the second lumped parameter filter are both high-low pass filters.
The first output end of the power divider is connected with the input end of a first lumped parameter filter, the first output end of the first lumped parameter filter is connected with the input end of a first VHF impedance matching circuit, and the output end of the first VHF impedance matching circuit is connected with a first antenna feed 201 of a first antenna included in the forward antenna. A second output of the first lumped parameter filter is connected to an input of a first UHF impedance matching circuit, an output of which is connected to a second antenna feed 206 of a second antenna comprised by the forward antenna.
The second output terminal of the power divider is connected to the input terminal of the second lumped parameter filter, the first output terminal of the second lumped parameter filter is connected to the input terminal of the second VHF impedance matching circuit, and the output terminal of the second VHF impedance matching circuit is connected to the first antenna feed 201 of the first antenna included in the backward antenna. A second output of the second lumped parameter filter is connected to an input of a second UHF impedance matching circuit, an output of which is connected to a second antenna feed 206 of a second antenna comprised by the backward antenna.
The input end of the power divider is connected with a feed signal source. After the feed signal source inputs the radio-frequency signal from the input end of the power divider to the power divider, the power divider divides the radio-frequency signal into two paths for output, wherein the first path of output signal is input to the first lumped parameter filter, and the second path of output signal is input to the second lumped parameter filter.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a first lumped parameter filter provided in the embodiment of the present application. The first lumped parameter filter and the second lumped parameter filter have the same structure. Fig. 3 includes 5 inductors including L1, L2, L3, L4, and L5, and 5 capacitors including C1, C2, C3, C4, and C5. The connection relationship between the capacitor and the inductor is shown in fig. 3. GND denotes ground. A first end of the capacitor C1 is connected to the first output end of the power divider and the first end of the inductor L1, a second end of the capacitor C1 is grounded, a second end of the inductor L1 is connected to the first ends of the inductor L2 and the capacitor C2, a second end of the capacitor C2 is grounded, a second end of the inductor L2 is connected to the first end of the capacitor C3 and the input end of the first VHF impedance matching circuit, the input end of the first VHF impedance matching circuit is shown in fig. 4, and the second end of the capacitor C3 in fig. 3 is grounded. A first end of an inductor L3 and a first end of a capacitor C4 are respectively connected to the first output end of the power divider, a second end of an inductor L3 is grounded, a second end of a capacitor C4 is respectively connected to the first end of an inductor L4 and the first end of a capacitor C5, a second end of an inductor L4 is grounded, a second end of a capacitor C5 is respectively connected to the first end of the inductor L5 and the input end of the first UHF impedance matching circuit, and a second end of an inductor L5 is grounded, where the input end of the first UHF impedance matching circuit is shown in fig. 5.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a first VHF impedance matching circuit according to an embodiment of the present application. The first VHF impedance matching circuit and the second VHF impedance matching circuit have the same structure. The first VHF impedance matching circuit includes a coil wound on the magnetic loop to form a transmission line transformer for impedance transformation and two equivalent resistors, and the VHF antenna can be matched to 50 ohms by the first VHF impedance matching circuit as shown in fig. 4.
Referring to fig. 5, fig. 5 is a schematic structural diagram of a first UHF impedance matching circuit according to an embodiment of the present application. The first UHF impedance matching circuit and the second UHF impedance matching circuit have the same structure. The first UHF impedance matching circuit includes 3 inductors of L6, L7, and L8, and 4 capacitors of C6, C7, C8, and C9. The connection relationship between the capacitor and the inductor is shown in fig. 5. GND denotes ground. The UHF antenna can be matched to 50 ohms by a first UHF impedance matching circuit as shown in fig. 5.
A first end of the capacitor C6 and a first end of the inductor L6 are respectively connected to an input terminal of the first UHF impedance matching circuit, a second end of the capacitor C6 is grounded, a second end of the inductor L6 is respectively connected to a first end of the capacitor C7 and a first end of the inductor L7, a second end of the capacitor C7 is grounded, a second end of the inductor L7 is respectively connected to a first end of the capacitor C8 and a first end of the inductor L8, a second end of the capacitor C8 is grounded, a second end of the inductor L8 is respectively connected to a first end of the capacitor C9 and the second antenna feed 206, and a second end of the capacitor C9 is grounded.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (15)
1. A wearable antenna, characterized in that the wearable antenna comprises a garment and an antenna assembly arranged in a garment interlayer, the antenna assembly comprises a forward antenna, a backward antenna and a feed network, the feed network is respectively connected with the forward antenna and the backward antenna and used for feeding the forward antenna and the backward antenna;
the front antenna is disposed in a first region of the garment and the rear antenna is disposed in a second region of the garment, wherein the first region is located at a front side of a body of a user and the second region is located at a rear side of the body of the user when the garment is worn by the user.
2. The wearable antenna of claim 1, wherein the feed network is disposed in a third area of the garment that is located at a waist location of a user when the garment is worn by the user.
3. The wearable antenna of claim 1, wherein the forward antenna and the backward antenna are identical in structure.
4. The wearable antenna of claim 3, wherein the forward antenna comprises a first antenna operating in a first frequency band and a second antenna operating in a second frequency band, the first frequency band being lower than the second frequency band.
5. The wearable antenna of claim 4, wherein the first antenna is disposed around the second antenna.
6. The wearable antenna of claim 5, wherein the first antenna comprises a first antenna feed and interconnected first and second radiators;
the first radiator is arranged around the second radiator, two ends of the first radiator are respectively connected with a radiation floor, the second radiator is connected with the radiation floor through the first antenna feed, and the first antenna feed is connected with the feed network and used for feeding the electric signals output by the feed network to the first radiator and the second radiator.
7. The wearable antenna of claim 6, wherein the first radiator is U-shaped and the second radiator is bent.
8. The wearable antenna of claim 6, wherein the first radiator and the second radiator are made of a flexible conductive material, and the first radiator and the second radiator are connected by the flexible conductive material.
9. The wearable antenna of claim 6, wherein the first antenna further comprises two first antenna loads, and the two first antenna loads are respectively disposed between two ends of the first radiator and a radiating floor.
10. Wearable antenna according to any of claims 5 to 9, wherein the second antenna comprises a second antenna feed and two symmetrically arranged third radiators, the second antenna feed is arranged between the two third radiators, and the second antenna feed is connected to the feeding network for feeding the electrical signal output by the feeding network to the two third radiators.
11. The wearable antenna of claim 10, wherein the second antenna further comprises two second antenna loads, and the two second antenna loads are respectively disposed at ends of the two third radiators away from the second antenna feed.
12. The wearable antenna of claim 11, wherein the second antenna further comprises two antenna top loads, each connected to a corresponding second antenna load.
13. The wearable antenna of claim 12, wherein the two third radiators and the two antenna top-loading are made of a flexible conductive material.
14. The wearable antenna of claim 10, wherein the two third radiators are planar cones.
15. The wearable antenna of claim 1, wherein the feed network comprises a power divider, a first matching circuit, and a second matching circuit;
the input end of the power divider is connected with a feed signal source;
a first output end of the power divider is connected with an input end of the first matching circuit, and an output end of the first matching circuit is connected with the forward antenna;
and a second output end of the power divider is connected with an input end of the second matching circuit, and an output end of the second matching circuit is connected with the backward antenna.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210321582.8A CN114421121B (en) | 2022-03-30 | 2022-03-30 | Wearable antenna |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210321582.8A CN114421121B (en) | 2022-03-30 | 2022-03-30 | Wearable antenna |
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| CN114421121A true CN114421121A (en) | 2022-04-29 |
| CN114421121B CN114421121B (en) | 2022-08-02 |
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| CN202210321582.8A Active CN114421121B (en) | 2022-03-30 | 2022-03-30 | Wearable antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115580315A (en) * | 2022-12-07 | 2023-01-06 | 天津七一二通信广播股份有限公司 | Wearable flexible radio station and use method |
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|---|---|
| CN114421121B (en) | 2022-08-02 |
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