CN111740749A - Single-path power balanced distribution device for dual-polarized antenna - Google Patents
Single-path power balanced distribution device for dual-polarized antenna Download PDFInfo
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- CN111740749A CN111740749A CN202010413459.XA CN202010413459A CN111740749A CN 111740749 A CN111740749 A CN 111740749A CN 202010413459 A CN202010413459 A CN 202010413459A CN 111740749 A CN111740749 A CN 111740749A
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- 239000007769 metal material Substances 0.000 claims description 4
- 230000005855 radiation Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B2001/0408—Circuits with power amplifiers
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- Computer Networks & Wireless Communication (AREA)
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- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses a single-path power balanced distribution device for a dual-polarized antenna, which comprises a box body and a distribution plate arranged in the box body, wherein the distribution plate is provided with a radio-frequency signal input port, a radio-frequency signal output port, a first branch signal output port and a second branch signal output port; the first branch signal output port and the second branch signal output port are arranged on the same side of the distribution plate and are symmetrically distributed by taking the middle point of the side of the distribution plate as a center, and the distance between the first branch signal output port and the second branch signal output port is
The single-path power balanced distribution device for the dual-polarized antenna enables the single-path power balanced distributor to meet the application of the dual-polarized antenna, and the structure of the single-path power balanced distribution deviceThe operation is more simplified and the use is more convenient.
Description
Technical Field
The invention relates to the field of indoor communication, in particular to a single-path power balanced distribution device for a dual-polarized antenna.
Background
At present, when a dual-polarized antenna used in indoor communication distributes radiation signals, only a dual-path power equalizer is used to complete power distribution of radio frequency signals, and in order to simplify distribution of indoor radio frequency signals, a single-path power equalization distribution device capable of meeting application requirements of the dual-polarized antenna is urgently needed.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the single-path power balanced distribution device for the dual-polarized antenna, so that the single-path power balanced distribution device meets the application of the dual-polarized antenna, the structure is simplified, and the use is convenient.
In order to achieve the purpose, the invention adopts the technical scheme that:
a single-path power balanced distribution device for a dual-polarized antenna comprises a box body and a distribution plate arranged in the box body, wherein the distribution plate is provided with a radio-frequency signal input port, a radio-frequency signal output port, a first branch signal output port and a second branch signal output port; the first branch signal output port and the second branch signal output port are arranged on the same side of the distribution plate and are symmetrically distributed by taking the middle point of the side of the distribution plate as a center, and the distance between the first branch signal output port and the second branch signal output port is
(quarter wavelength).
The invention adopts a single-path power balancing distribution board, two branch signal output ports are arranged on the same side of the distribution board, and two branch signal output ports are arranged on the same side of the distribution boardThe distance between the branch signal output ports is set as
The single-path power balanced distributor meets the application of a dual-polarized antenna (quarter wavelength), so that the distribution process of radio-frequency signals and the structure of the device are simplified, and the use is more convenient.
Within each wavelength, the direction of the radio frequency signal can rotate 360 degrees, and the invention sets the distance between the two branch signal output ports as
(quarter wavelength) so that two radio frequency signals output to the dual-polarized antenna can be cross-polarized at 90 degrees, and the application of the dual-polarized antenna is met.
The distribution board is provided with a branch output coupler and a radio frequency power amplifier (including a through coupler), radio frequency signals are input from a radio frequency signal input port and are distributed by the branch output coupler twice in sequence, the radio frequency signal power distributed twice is amplified by the radio frequency power amplifier (including the through coupler) and then is output to an antenna through two branch signal output ports for signal radiation, and the radio frequency signals distributed twice are output to a next node through the radio frequency signal output ports.
Preferably, the radio frequency signal input port and the radio frequency signal output port are symmetrically arranged on two opposite sides of the distribution plate, the central axes of the radio frequency signal input port and the radio frequency signal output port are overlapped, the central axes of the first branch signal output port and the second branch signal output port are parallel and perpendicular to the central axes of the radio frequency signal input port and the radio frequency signal output port, so that the distribution trend of the radio frequency signals on the distribution plate keeps high symmetry, and the radio frequency signals are guaranteed to be in equal amplitude and in phase.
Preferably, the box body is the assembled structure that is formed by last box body and lower box body lock, be equipped with the confession on the box body the preformed hole that the external end of radio frequency signal input port, radio frequency signal output port, first branch road signal output port and second branch road signal output port stretches out, so set up, easy to assemble and dismantlement.
Preferably, the box body is made of metal materials, so that the shielding effect can be achieved, and the back radiation of signal ineffectiveness is reduced.
The invention has the beneficial effects that:
1. the invention adopts a single-path power balancing distribution board, two branch signal output ports are arranged on the same side of the distribution board, and the distance between the two branch signal output ports is set as
The single-path power balanced distributor meets the application of a dual-polarized antenna (quarter wavelength), so that the distribution process of radio-frequency signals and the structure of the device are simplified, and the use is more convenient.
2. The distribution trend of the radio frequency signals on the distribution plate keeps highly symmetrical, and therefore the radio frequency signals are guaranteed to be in the same amplitude and phase.
3. The box body is of an assembled structure, and is convenient to mount and dismount.
4. The box body is made of metal materials, so that the shielding effect can be achieved, and the back radiation of signal ineffectiveness is reduced.
Drawings
Fig. 1 is a schematic external structural diagram of a single-channel power balanced distribution apparatus for a dual-polarized antenna according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an internal structure of the single-path power balanced distribution apparatus for dual-polarized antenna according to the embodiment of the present invention.
Description of reference numerals:
1. a box body; 101. a radio frequency signal input port; 102. a radio frequency signal output port; 103. a first branch signal output port; 104. a second branch signal output port; 2. a distribution plate.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example (b):
as shown in fig. 1 and 2, a dual polarized antennaThe single-path power balanced distribution device comprises a box body 1 and a distribution plate 2 arranged in the box body 1, wherein the distribution plate 2 is provided with a radio-frequency signal input port 101, a radio-frequency signal output port 102, a first branch signal output port 103 and a second branch signal output port 104, and external ends of the radio-frequency signal input port 101, the radio-frequency signal output port 102, the first branch signal output port 103 and the second branch signal output port 104 respectively extend out of the box body 1; the first branch signal output port 103 and the second branch signal output port 104 are disposed on the same side of the distribution board 2 and symmetrically distributed with a midpoint of the side of the distribution board 2 as a center, and a distance L between the first branch signal output port 103 and the second branch signal output port 104 is
(quarter wavelength).
The invention adopts a single-path power balancing distribution board 2, two branch signal output ports are arranged on the same side of the distribution board 2, and the distance L between the two branch signal output ports is set as
The single-path power balanced distributor meets the application of a dual-polarized antenna (quarter wavelength), so that the distribution process of radio-frequency signals and the structure of the device are simplified, and the use is more convenient.
Within each wavelength, the direction of the radio frequency signal can rotate 360 degrees, and the invention sets the distance between the two branch signal output ports as
(quarter wavelength) so that two radio frequency signals output to the dual-polarized antenna can be cross-polarized at 90 degrees, and the application of the dual-polarized antenna is met.
The distribution board 2 is provided with a branch output coupler and a radio frequency power amplifier (including a through coupler), radio frequency signals are input through a radio frequency signal input port 101, are distributed by the branch output coupler twice in sequence, the radio frequency signal power distributed twice is amplified by the radio frequency power amplifier (including the through coupler) and then is output to an antenna through two branch signal output ports for signal radiation, and the radio frequency signals distributed twice are output to a next node through the radio frequency signal output port 102.
In another embodiment, as shown in fig. 2, the rf signal input port 101 and the rf signal output port 102 are symmetrically disposed on two opposite sides of the distribution board 2, the central axes of the rf signal input port 101 and the rf signal output port 102 are coincident, the central axes of the first branch signal output port 103 and the second branch signal output port 104 are parallel and perpendicular to the central axes of the rf signal input port 101 and the rf signal output port 102, so that the distribution direction of the rf signals on the distribution board 2 is highly symmetrical, and the rf signals are guaranteed to be in equal amplitude and in phase.
In another embodiment, as shown in fig. 1, the box body 1 is an assembled structure formed by fastening an upper box body 1 and a lower box body 1, and the box body 1 is provided with a reserved hole for extending the external terminals of the rf signal input port 101, the rf signal output port 102, the first branch signal output port 103 and the second branch signal output port 104, so that the installation and the disassembly are convenient.
In another embodiment, the box body 1 is made of metal material, and can play a role of shielding, so that back radiation of invalid signals is reduced.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (4)
1. The single-path power balanced distribution device for the dual-polarized antenna is characterized by comprising a box body and a distribution plate arranged in the box body, wherein the distribution plate is provided with a radio-frequency signal input port, a radio-frequency signal output port and a first branchThe external ends of the radio-frequency signal input port, the radio-frequency signal output port, the first branch signal output port and the second branch signal output port respectively extend out of the box body; the first branch signal output port and the second branch signal output port are arranged on the same side of the distribution plate and are symmetrically distributed by taking the middle point of the side of the distribution plate as a center, and the distance between the first branch signal output port and the second branch signal output port is
2. The single-path power balanced distribution device for the dual-polarized antenna according to claim 1, wherein the rf signal input port and the rf signal output port are symmetrically disposed on opposite sides of the distribution plate, the central axes of the rf signal input port and the rf signal output port are coincident, and the central axes of the first branch signal output port and the second branch signal output port are parallel and perpendicular to the central axes of the rf signal input port and the rf signal output port.
3. The single-path power balanced distribution device for the dual-polarized antenna according to claim 1 or 2, wherein the box body is an assembled structure formed by fastening an upper box body and a lower box body, and the box body is provided with a reserved hole for extending the external terminals of the rf signal input port, the rf signal output port, the first branch signal output port and the second branch signal output port.
4. The single-path power balanced distribution device for dual-polarized antenna according to claim 3, characterized in that the box body is made of metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010413459.XA CN111740749B (en) | 2020-05-15 | 2020-05-15 | Single-path power balance distribution device for dual-polarized antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010413459.XA CN111740749B (en) | 2020-05-15 | 2020-05-15 | Single-path power balance distribution device for dual-polarized antenna |
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| Publication Number | Publication Date |
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| CN111740749A true CN111740749A (en) | 2020-10-02 |
| CN111740749B CN111740749B (en) | 2024-10-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103664A (en) * | 2020-10-15 | 2020-12-18 | 内江喜马雅拉网络技术有限公司 | Combined antenna array for ceiling |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4965527A (en) * | 1989-09-20 | 1990-10-23 | Hughes Aircraft Company | Gain equalizer for microwave balanced amplifier configuration |
| CN203690467U (en) * | 2014-02-26 | 2014-07-02 | 武汉虹信通信技术有限责任公司 | Micro-strip power divider of integrated design |
| CN104541407A (en) * | 2012-08-14 | 2015-04-22 | 株式会社Kmw | Dual polarization antenna including isolation providing device |
| CN110581337A (en) * | 2019-09-23 | 2019-12-17 | 内江喜马雅拉网络技术有限公司 | Multi-path power equalizer |
| CN110649944A (en) * | 2019-08-21 | 2020-01-03 | 内江喜马雅拉网络技术有限公司 | Laminated 1T1R antenna system and single-input multi-output power equalization method |
| CN110830069A (en) * | 2019-10-15 | 2020-02-21 | 内江喜马雅拉网络技术有限公司 | Indoor signal equalization distribution system and method capable of saving cost |
| CN212063978U (en) * | 2020-05-15 | 2020-12-01 | 成都喜马拉雅电通网络有限公司 | Single-path power balanced distribution device for dual-polarized antenna |
-
2020
- 2020-05-15 CN CN202010413459.XA patent/CN111740749B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4965527A (en) * | 1989-09-20 | 1990-10-23 | Hughes Aircraft Company | Gain equalizer for microwave balanced amplifier configuration |
| CN104541407A (en) * | 2012-08-14 | 2015-04-22 | 株式会社Kmw | Dual polarization antenna including isolation providing device |
| CN203690467U (en) * | 2014-02-26 | 2014-07-02 | 武汉虹信通信技术有限责任公司 | Micro-strip power divider of integrated design |
| CN110649944A (en) * | 2019-08-21 | 2020-01-03 | 内江喜马雅拉网络技术有限公司 | Laminated 1T1R antenna system and single-input multi-output power equalization method |
| CN110581337A (en) * | 2019-09-23 | 2019-12-17 | 内江喜马雅拉网络技术有限公司 | Multi-path power equalizer |
| CN110830069A (en) * | 2019-10-15 | 2020-02-21 | 内江喜马雅拉网络技术有限公司 | Indoor signal equalization distribution system and method capable of saving cost |
| CN212063978U (en) * | 2020-05-15 | 2020-12-01 | 成都喜马拉雅电通网络有限公司 | Single-path power balanced distribution device for dual-polarized antenna |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112103664A (en) * | 2020-10-15 | 2020-12-18 | 内江喜马雅拉网络技术有限公司 | Combined antenna array for ceiling |
| CN112103664B (en) * | 2020-10-15 | 2023-05-02 | 内江喜马雅拉网络技术有限公司 | Combined antenna array for ceiling |
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| CN111740749B (en) | 2024-10-15 |
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