CN108183322B - Multiband three-in-one antenna - Google Patents
Multiband three-in-one antenna Download PDFInfo
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- CN108183322B CN108183322B CN201711462423.5A CN201711462423A CN108183322B CN 108183322 B CN108183322 B CN 108183322B CN 201711462423 A CN201711462423 A CN 201711462423A CN 108183322 B CN108183322 B CN 108183322B
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- 238000000034 method Methods 0.000 claims description 2
- CEOCDNVZRAIOQZ-UHFFFAOYSA-N pentachlorobenzene Chemical compound ClC1=CC(Cl)=C(Cl)C(Cl)=C1Cl CEOCDNVZRAIOQZ-UHFFFAOYSA-N 0.000 claims 20
- 230000009286 beneficial effect Effects 0.000 abstract description 7
- 238000002955 isolation Methods 0.000 abstract description 3
- NMWSKOLWZZWHPL-UHFFFAOYSA-N 3-chlorobiphenyl Chemical compound ClC1=CC=CC(C=2C=CC=CC=2)=C1 NMWSKOLWZZWHPL-UHFFFAOYSA-N 0.000 description 13
- 101001082832 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) Pyruvate carboxylase 2 Proteins 0.000 description 13
- FPWNLURCHDRMHC-UHFFFAOYSA-N 4-chlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=CC=C1 FPWNLURCHDRMHC-UHFFFAOYSA-N 0.000 description 12
- LAXBNTIAOJWAOP-UHFFFAOYSA-N 2-chlorobiphenyl Chemical compound ClC1=CC=CC=C1C1=CC=CC=C1 LAXBNTIAOJWAOP-UHFFFAOYSA-N 0.000 description 7
- 101710149812 Pyruvate carboxylase 1 Proteins 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 238000004088 simulation Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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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
-
- 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
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguide Aerials (AREA)
Abstract
The invention relates to the technical field of antennas, in particular to a multiband three-in-one antenna. The antenna includes a low-frequency power supply line, a first high-frequency power supply line, and a second high-frequency power supply line; the first high-frequency PCB is parallel to and opposite to the second high-frequency PCB; the low-frequency PCB is arranged above the first high-frequency PCB and the second high-frequency PCB in the length direction; the low-frequency PCB is arranged perpendicular to the first high-frequency PCB; a +45 degree polarized antenna unit is arranged on the first high-frequency PCB; a-45-degree polarized antenna unit is arranged on the second high-frequency PCB; a vertical polarized antenna unit is arranged on the low-frequency PCB; the antenna is beneficial to solving the problem of double-frequency mutual interference when the antenna is matched with a whole machine in use by skillfully designing the low-frequency and high-frequency PBC plates which are arranged up and down; the adoption of the + -45-degree polarized antenna is beneficial to solving the problem of poor isolation between antennas due to the fact that the distance between the high-frequency band antennas is short.
Description
Technical Field
The invention relates to the technical field of antennas, in particular to a multiband three-in-one antenna.
Background
The 11AC technology pushes WI FI networks into the high-speed era, but the pursuit of speed has not stopped. Higher speed requirements and more wireless devices access the market for demand induced 11 AX.
In order to achieve a great improvement in performance, 802.11AX introduces or improves a plurality of new technologies, besides higher modulation orders, more FFT points, narrower subcarrier intervals, uplink and downlink OFDMA technology and spatial multiplexing technology, 11AX is greatly improved in the number of M I MO spatial streams, and can support 4 paths of 2.4G and 8 paths of 5G at most.
The need for the number of MI MO spatial streams maps to the antennas, and a maximum of 12 antennas are required. The rapid increase of the number of the antennas brings great trouble to the design of the product, and the appearance, the size and the cost of the antennas of the product become pain points of the whole machine design.
Disclosure of Invention
The present invention aims to overcome the above-mentioned drawbacks and to provide a multiband three-in-one antenna.
In order to achieve the above object, the present invention is specifically as follows: a multi-band three-in-one antenna comprises a low-frequency feeder, a first high-frequency feeder, a second high-frequency feeder, a low-frequency PCB, a first high-frequency PCB and a second high-frequency PCB;
the first high-frequency PCB is parallel to and opposite to the second high-frequency PCB;
the low-frequency PCB is arranged above the first high-frequency PCB and the second high-frequency PCB in the length direction; the distance from the low-frequency PCB to the first high-frequency PCB is equal to the distance from the low-frequency PCB to the second high-frequency PCB;
the low-frequency PCB is arranged perpendicular to the first high-frequency PCB;
the first high-frequency PCB is provided with a +45 DEG polarized antenna unit; the second high-frequency PCB is provided with a-45-degree polarized antenna unit; the low-frequency PCB is provided with a vertical polarized antenna unit;
the low frequency feeder and the low frequency feeder the vertical polarized antenna units are connected;
the first high-frequency feeder is connected with the +45-degree polarized antenna unit;
the second high-frequency feeder is connected with the-45-degree polarized antenna unit.
The invention is further arranged that the +45 degree polarized antenna unit comprises a first microstrip line and a first high-frequency oscillator pair connected with the first microstrip line; the first high-frequency oscillator pair comprises an oscillator A and an oscillator A';
the oscillator A is arranged on one side of the first high-frequency PCB; the oscillator A' is arranged on the other side of the first high-frequency PCB;
the included angle between the oscillator A and the first microstrip line is 135 degrees, and the included angle between the oscillator A' and the first microstrip line is 45 degrees;
the-45-degree polarized antenna unit comprises a second microstrip line and a second high-frequency oscillator pair connected with the second microstrip line; the second high-frequency oscillator pair comprises an oscillator B and an oscillator B';
the oscillator B is arranged on one side of the second high-frequency PCB; the oscillator B' is arranged on the other side of the second high-frequency PCB;
the included angle between the oscillator B and the second microstrip line is 45 degrees, and the included angle between the oscillator B' and the second microstrip line is 135 degrees;
the oscillator A and the oscillator B are arranged in a staggered and opposite mode; the vibrator A 'and the vibrator B' are arranged in a staggered and opposite mode;
the first high-frequency feeder is connected with the first microstrip line;
the second high-frequency feeder line is connected to the second microstrip line.
The invention is further arranged that the +45 degree polarized antenna unit further comprises a third high-frequency oscillator pair connected with the first microstrip line; the third high-frequency oscillator pair comprises an oscillator C and an oscillator C';
the oscillator C is parallel to the oscillator A, and the oscillator C and the oscillator A are arranged on the same side;
the oscillator C 'is parallel to the oscillator A', and the oscillator C 'and the oscillator A' are arranged on the same side;
the-45-degree polarized antenna unit further comprises a fourth high-frequency oscillator pair connected with the second microstrip line; the fourth high-frequency oscillator pair comprises an oscillator D and an oscillator D';
the oscillator D is parallel to the oscillator B; the oscillator C and the oscillator A are arranged on the same side;
the oscillator D 'is parallel to the oscillator B', and the oscillator D 'and the oscillator B' are arranged on the same side.
The invention is further arranged that the oscillator A is arranged on the front surface of the first high-frequency PCB, and the oscillator A' is arranged on the back surface of the first high-frequency PCB;
and the oscillator B is arranged on the front surface of the second high-frequency PCB, and the oscillator B' is arranged on the back surface of the second high-frequency PCB.
The oscillator C is arranged on the front surface of the first high-frequency PCB, and the oscillator C' is arranged on the back surface of the first high-frequency PCB;
and the oscillator D is arranged on the front surface of the second high-frequency PCB, and the oscillator D' is arranged on the back surface of the second high-frequency PCB.
The invention is further arranged that a first feed point is arranged in the middle of the first microstrip line; a second feed point is arranged in the middle of the second microstrip line; the first feeding point is connected with the first high-frequency feeder line; the second feeding point is connected to the second high-frequency feeder line.
The invention is further arranged such that the vertically polarized antenna element is a low frequency dipole; one arm of the low frequency dipole is connected with the braid of the low frequency feed line.
The invention is further arranged such that the distance from the first high frequency PCB to the second high frequency PCB is one quarter wavelength of the center frequency.
The beneficial effects of the invention are as follows: the low-frequency and high-frequency PBC plates which are arranged up and down are skillfully designed, and the whole PBC plates are designed in a shape of a Chinese character 'pin'; two paths of 5G antennas and one path of 2.4G antennas can be integrated in the same antenna, so that the problem that a large number of antennas are required to support the 11AX novel technology can be effectively solved, and meanwhile, the application cost is reduced. Meanwhile, the adoption of the +/-45-degree polarized antenna is beneficial to solving the problem of poor isolation between antennas caused by the fact that the distance between high-frequency band antennas is short, and meanwhile, the +/-45-degree polarized design mode is beneficial to improving the data throughput capacity of the whole machine, and the method is obvious in short-distance conditions. The low-frequency band antenna and the high-frequency band antenna are staggered in height, so that the problem of double-frequency mutual interference when the matching whole machine is used is solved.
Drawings
The invention will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the invention, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic front view of a first high frequency PCB board of the present invention.
Fig. 3 is a schematic diagram of the reverse side of the first high frequency PCB board of the present invention.
Fig. 4 is a schematic front view of a second high frequency PCB board of the present invention.
Fig. 5 is a schematic diagram of a second high frequency PCB board according to the present invention.
Fig. 6 is a schematic structural diagram of a +45 degree polarized antenna unit according to the present invention.
Fig. 7 is a schematic diagram of the structure of a-45 degree polarized antenna unit according to the present invention.
Wherein: 1-a low-frequency PCB board; 11-low frequency feeder; 2-a first high frequency PCB board; 21-first high a frequency feeder; 3-a second high frequency PCB board; 31-a second high frequency feeder; 4-vertically polarized antenna elements; 5- +45 degree polarized antenna elements; 6-45 degree polarized antenna unit; 51-a first microstrip line; 52 a first feed point; 61-a second microstrip line; 62-second feeding point.
Detailed Description
The invention will now be described in further detail with reference to the drawings and the specific embodiments, without limiting the scope of the invention.
As shown in fig. 1, the multiband three-in-one antenna according to the present embodiment includes a low-frequency power supply line 11, a first high-frequency power supply line 21, a second high-frequency power supply line 31, a low-frequency PCB board 1, a first high-frequency PCB board 2, and a second high-frequency PCB board 3;
the first high-frequency PCB 2 and the second high-frequency PCB 3 are arranged in parallel and opposite to each other;
the low-frequency PCB 1 is arranged above the first high-frequency PCB 2 and the second high-frequency PCB 3 in the length direction; the distance from the low-frequency PCB 1 to the first high-frequency PCB 2 is equal to the distance from the low-frequency PCB 1 to the second high-frequency PCB 3;
the low-frequency PCB 1 is arranged perpendicular to the first high-frequency PCB 2;
a +45 degree polarized antenna unit 5 is arranged on the first high-frequency PCB 2; the second high-frequency PCB 3 is provided with a-45-degree polarized antenna unit 6; the low-frequency PCB 1 is provided with a vertical polarized antenna unit 4;
the low-frequency power feed line 11 is connected to the vertically polarized antenna element 4;
the first high-frequency feeder 21 is connected with a +45 degree polarized antenna unit 5;
the second high-frequency feeder 31 is connected to a-45-degree polarized antenna element 6.
The low-frequency PCB 1 is arranged at the top and staggered with the high-frequency PCB in height, so that the problem of double-frequency mutual interference when the matching whole machine is used is solved; simultaneously, the three-in-one high-frequency and low-frequency PCB 1 can be integrated in the same antenna, the problem that a large number of antennas are needed to support the 11AX new technology can be effectively solved;
by adopting a design mode of +/-45 DEG polarized antenna units, the two antennas can be ensured to work and are equal; the problem of poor isolation between antennas due to the fact that the distance between the first high-frequency PCB 2 and the second high-frequency PCB 3 is short is solved; compared with the traditional vertical polarization design, the +/-45-degree polarized antenna unit is also beneficial to solving the problem of antenna pattern distortion caused by mutual blocking between two antennas; meanwhile, the +/-45-degree polarized antenna unit is beneficial to improving the data throughput capacity of the whole machine, and the performance is obvious especially under the condition of close distance.
As shown in fig. 1-7, the multi-band three-in-one antenna of the present embodiment, the +45 degree polarized antenna unit 5 includes a first microstrip line 51 and a first high-frequency oscillator pair connected to the first microstrip line 51; the first high-frequency oscillator pair comprises an oscillator A and an oscillator A';
the oscillator A is arranged on one side of the first high-frequency PCB 2; the vibrator A' is arranged on the other side of the first high-frequency PCB 2;
the included angle between the oscillator A and the first microstrip line 51 is 135 degrees, and the included angle between the oscillator A' and the first microstrip line 51 is 45 degrees;
the-45-degree polarized antenna unit 5 comprises a second microstrip line 61 and a second high-frequency oscillator pair connected with the second microstrip line 61; the second high-frequency oscillator pair comprises an oscillator B and an oscillator B';
the oscillator B is arranged on one side of the second high-frequency PCB 3; the oscillator B' is arranged on the other side of the second high-frequency PCB 3;
the included angle between the oscillator B and the second microstrip line 61 is 45 degrees, and the included angle between the oscillator B' and the second microstrip line 61 is 135 degrees;
the oscillator A and the oscillator B are arranged in a staggered and opposite mode; the vibrator A 'and the vibrator B' are arranged in a staggered and opposite mode;
the first high-frequency power feed line 21 is connected to the first microstrip line 51;
the second high-frequency power feed line 31 is connected to the second microstrip line 61.
By reasonably setting the placement modes of the first high-frequency oscillator pair and the second high-frequency oscillator pair, the two antennas can be ensured to work and are equal; through simulation experiments, the radiation pattern is better according with the design.
As shown in fig. 1-7, the multi-band three-in-one antenna of the present embodiment, the +45 degree polarized antenna unit 5 further includes a third high-frequency dipole pair connected to the first microstrip line 51; the third high-frequency oscillator pair comprises an oscillator C and an oscillator C';
the oscillator C is parallel to the oscillator A, and the oscillator C and the oscillator A are arranged on the same side;
the oscillator C 'is parallel to the oscillator A', and the oscillator C 'and the oscillator A' are arranged on the same side;
the-45 degree polarized antenna unit 6 further comprises a fourth high-frequency oscillator pair connected with the second microstrip line 61; the fourth high-frequency oscillator pair comprises an oscillator D and an oscillator D';
the oscillator D is parallel to the oscillator B; the oscillator C and the oscillator A are arranged on the same side;
the oscillator D 'is parallel to the oscillator B', and the oscillator D 'and the oscillator B' are arranged on the same side.
The gain effect is better by adding the third high-frequency oscillator pair and the fourth high-frequency oscillator pair.
As shown in fig. 1-7, in the multiband three-in-one antenna according to the present embodiment, the oscillator a is disposed on the front surface of the first high-frequency PCB 2, and the oscillator a' is disposed on the back surface of the first high-frequency PCB 2;
the oscillator B is arranged on the front surface of the second high-frequency PCB 3, and the oscillator B' is arranged on the back surface of the second high-frequency PCB 3. The design of the front side and the back side of the vibrator is in accordance with the design to obtain a better radiation pattern through simulation experiments.
As shown in fig. 1-7, in the multiband three-in-one antenna according to the present embodiment, the oscillator C is disposed on the front surface of the first high-frequency PCB 2, and the oscillator C' is disposed on the back surface of the first high-frequency PCB 2;
the vibrator D is arranged on the front surface of the second high-frequency PCB 3, and the vibrator D' is arranged on the back surface of the second high-frequency PCB 3. The design of the front and the back of the vibrator is in accordance with the design to obtain a better directional diagram through simulation experiments.
As shown in fig. 1 to 7, in the multiband three-in-one antenna according to the present embodiment, a first feeding point 52 is disposed in the middle of the first microstrip line 51; a second feeding point 62 is arranged in the middle of the second microstrip line 61; the first feeding point 52 is connected to the first high-frequency feeder 21; the second feeding point 62 is connected to the second high-frequency feeder 31.
As shown in fig. 1, in the multiband three-in-one antenna according to the present embodiment, the vertically polarized antenna unit 4 is a low-frequency dipole; one arm of the low frequency dipole is connected to the braid of the low frequency feed line 11. The two arms of the low-frequency dipole can be conveniently connected by being connected with the braiding layer, and the transmission loss can be effectively reduced.
As shown in fig. 1, in the multiband three-in-one antenna according to the present embodiment, the distance from the first high-frequency PCB 2 to the second high-frequency PCB 3 is a quarter wavelength of the center frequency; setting the distance of the first high frequency PCB board 2 to the second high frequency PCB board 3 to a quarter wavelength of the center frequency is advantageous for obtaining higher gain.
The foregoing description is only one preferred embodiment of the invention, and therefore all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the invention are intended to be embraced therein.
Claims (8)
1. A multi-band three-in-one antenna, the method is characterized in that: comprises a low-frequency feeder line (11), a first high-frequency feeder line (21), a second high-frequency feeder line (31), a low-frequency PCB (1), a first high-frequency PCB (2) and a second high-frequency PCB (3);
the first high-frequency PCB (2) and the second high-frequency PCB (3) are parallel and oppositely arranged;
the low-frequency PCB (1) is arranged above the first high-frequency PCB (2) and the second high-frequency PCB (3) in the length direction; the distance from the low-frequency PCB (1) to the first high-frequency PCB (2) is equal to the distance from the low-frequency PCB (1) to the second high-frequency PCB (3);
the low-frequency PCB (1) and the first a high-frequency PCB (2) is vertically arranged;
a +45 degree polarized antenna unit (5) is arranged on the first high-frequency PCB (2); a-45-degree polarized antenna unit (6) is arranged on the second high-frequency PCB (3); the low-frequency PCB (1) is provided with a vertical polarized antenna unit (4);
the low-frequency feeder (11) is connected to the vertically polarized antenna element (4);
the first high-frequency feeder line (21) is connected with a +45-degree polarized antenna unit (5);
the second high-frequency feeder line (31) is connected with a-45-degree polarized antenna unit (6).
2. A multi-band three-in-one antenna as in claim 1, wherein:
the +45 degree polarized antenna unit (5) comprises a first microstrip line (51) and a first high-frequency oscillator pair connected with the first microstrip line (51); the first high-frequency oscillator pair comprises an oscillator A and an oscillator A';
the vibrator A is arranged on one side of the first high-frequency PCB (2); the vibrator A' is arranged on the other side of the first high-frequency PCB (2);
the included angle between the oscillator A and the first microstrip line (51) is 135 degrees, and the included angle between the oscillator A' and the first microstrip line (51) is 45 degrees;
the-45-degree polarized antenna unit (5) comprises a second microstrip line (61) and a second high-frequency oscillator pair connected with the second microstrip line (61); the second high-frequency oscillator pair comprises an oscillator B and an oscillator B';
the vibrator B is arranged on one side of the second high-frequency PCB (3); the oscillator B' is arranged on the other side of the second high-frequency PCB (3);
the included angle between the oscillator B and the second microstrip line (61) is 45 degrees, and the included angle between the oscillator B' and the second microstrip line (61) is 135 degrees;
the oscillator A and the oscillator B are arranged in a staggered and opposite mode; vibrator A 'and vibrator B' staggered opposed;
the first high-frequency feeder line (21) is connected to the first microstrip line (51);
the second high-frequency feeder line (31) is connected to the second microstrip line (61).
3. A multi-band three-in-one antenna as in claim 2, wherein:
the +45 degree polarized antenna unit (5) further comprises a third high-frequency oscillator pair connected with the first microstrip line (51); the third high-frequency oscillator pair comprises an oscillator C and an oscillator C';
the oscillator C is parallel to the oscillator A, and the oscillator C and the oscillator A are arranged on the same side;
the oscillator C 'is parallel to the oscillator A', and the oscillator C 'and the oscillator A' are arranged on the same side;
the-45-degree polarized antenna unit (6) further comprises a fourth high-frequency oscillator pair connected with the second microstrip line (61); the fourth high-frequency oscillator pair comprises an oscillator D and an oscillator D';
the oscillator D is parallel to the oscillator B; the oscillator C and the oscillator A are arranged on the same side;
the oscillator D 'is parallel to the oscillator B', and the oscillator D 'and the oscillator B' are arranged on the same side.
4. A multi-band three-in-one antenna as in claim 2, wherein:
the oscillator A is arranged on the front surface of the first high-frequency PCB (2), and the oscillator A' is arranged on the back surface of the first high-frequency PCB (2);
the oscillator B is arranged on the front surface of the second high-frequency PCB (3), and the oscillator B' is arranged on the back surface of the second high-frequency PCB (3).
5. A multi-band three-in-one antenna according to claim 3, wherein:
the oscillator C is arranged on the front surface of the first high-frequency PCB (2), and the oscillator C' is arranged on the back surface of the first high-frequency PCB (2);
the oscillator D is arranged on the front surface of the second high-frequency PCB (3), and the oscillator D' is arranged on the back surface of the second high-frequency PCB (3).
6. A multi-band three-in-one antenna as in claim 2, wherein: a first feed point (52) is arranged in the middle of the first microstrip line (51); a second feeding point (62) is arranged in the middle of the second microstrip line (61);
the first feeding point (52) is connected to the first high-frequency feeder line (21); the second feeding point (62) is connected to the second high-frequency feeder (31).
7. A multi-band three-in-one antenna as in claim 1, wherein: the vertical polarized antenna unit (4) is a low-frequency dipole; one arm of the low frequency dipole is connected to the braid of the low frequency feed line (11).
8. A multi-band three-in-one antenna as in claim 1, wherein: the distance from the first high-frequency PCB (2) to the second high-frequency PCB (3) is one quarter wavelength of the center frequency.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711462423.5A CN108183322B (en) | 2017-12-28 | 2017-12-28 | Multiband three-in-one antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711462423.5A CN108183322B (en) | 2017-12-28 | 2017-12-28 | Multiband three-in-one antenna |
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| Publication Number | Publication Date |
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| CN108183322A CN108183322A (en) | 2018-06-19 |
| CN108183322B true CN108183322B (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711462423.5A Active CN108183322B (en) | 2017-12-28 | 2017-12-28 | Multiband three-in-one antenna |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109546328B (en) * | 2018-12-26 | 2024-02-06 | 东莞市仁丰电子科技有限公司 | Dual-frequency four-fed antenna of integrated combiner |
| CN110174649A (en) * | 2019-05-07 | 2019-08-27 | 加特兰微电子科技(上海)有限公司 | Radio-frequency front-end transceiver, trailer-mounted radar receive-transmit system |
| CN113381170B (en) * | 2020-01-17 | 2023-06-27 | 深圳市海博思科技有限公司 | Tag antenna and passive temperature detection device |
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| CN1304564A (en) * | 1999-05-06 | 2001-07-18 | 凯特莱恩工厂股份公司 | Multi-frequency band antenna |
| CN201319403Y (en) * | 2008-09-27 | 2009-09-30 | 耀登科技股份有限公司 | Multiband monopole antenna capable of improving HAC characteristics |
| WO2012151210A1 (en) * | 2011-05-02 | 2012-11-08 | Andrew Llc | Tri-pole antenna element and antenna array |
| CN203218459U (en) * | 2013-05-03 | 2013-09-25 | 佛山市健博通电讯实业有限公司 | Multi-frequency-band wide-band dual-polarization LTE (long term evolution) omnidirectional antenna |
| WO2015029946A1 (en) * | 2013-09-02 | 2015-03-05 | 日本電業工作株式会社 | Antenna and sector antenna |
| JP2015185853A (en) * | 2014-03-20 | 2015-10-22 | 株式会社日立国際八木ソリューションズ | Multifrequency monopole antenna |
| CN103872436A (en) * | 2014-04-01 | 2014-06-18 | 东莞市仁丰电子科技有限公司 | Multiband external antenna of improved structure |
| CN207852912U (en) * | 2017-12-28 | 2018-09-11 | 东莞市仁丰电子科技有限公司 | A kind of multiband three-in-one antenna |
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| CN108183322A (en) | 2018-06-19 |
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