CN112072252A - Multi-path power synthesizer - Google Patents
Multi-path power synthesizer Download PDFInfo
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- CN112072252A CN112072252A CN202010849853.8A CN202010849853A CN112072252A CN 112072252 A CN112072252 A CN 112072252A CN 202010849853 A CN202010849853 A CN 202010849853A CN 112072252 A CN112072252 A CN 112072252A
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- frequency signal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
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Abstract
The invention discloses a multipath power combiner, which comprises a shell and a combining plate arranged in the shell, wherein the combining plate is provided with a node radio-frequency signal input port, a node radio-frequency signal output port and at least one radio-frequency signal receiving port, the combining plate is provided with radio-frequency power amplifiers and branch input couplers, the number of the radio-frequency power amplifiers and the number of the branch input couplers are equal to that of the radio-frequency signal receiving ports, each radio-frequency signal receiving port is reversely connected with one signal output port of one radio-frequency power amplifier, the signal input port of the radio-frequency power amplifier is reversely connected with the signal input port of one branch input coupler, and at least one branch input coupler is sequentially connected. The invention can synthesize the power of the radio frequency signals of different modes and different operators, and uniformly and evenly distribute, so that the indoor radio frequency signals are fully utilized.
Description
Technical Field
The invention relates to the field of indoor communication, in particular to a multipath power combiner.
Background
The indoor network communication has multiple modes (2G, 3G, 4G, 5G) and multiple operators (mobile, telecommunication, and internet), and for radio frequency signals of different modes and different operators, the indoor network communication can only be used alone, and cannot synthesize and adjust the power of multiple radio frequency signals, so that the indoor radio frequency signals cannot be fully utilized.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a multi-path power synthesizer, which can synthesize the power of radio frequency signals of different modes and different operators, uniformly and evenly distribute the power, and fully utilize the indoor radio frequency signals.
In order to achieve the purpose, the invention adopts the technical scheme that:
a multi-path power combiner comprises a shell and a combining plate arranged in the shell, wherein the combining plate is provided with a node radio-frequency signal input port, a node radio-frequency signal output port and at least one radio-frequency signal receiving port, radio-frequency power amplifiers (including through) and branch input couplers, the number of the radio-frequency power amplifiers is equal to that of the radio-frequency signal receiving ports, each radio-frequency signal receiving port is reversely connected with one signal output port of the radio-frequency power amplifier, the signal input port of the radio-frequency power amplifier is reversely connected with one signal input port of the branch input coupler, at least one branch input coupler is sequentially connected, and the node radio-frequency signal input port and the node radio-frequency signal output port are respectively connected with the branch input couplers at two ends.
The invention uses the power equalizer reversely, uses the port connected with the antenna as the radio frequency signal receiving port, sets at least one radio frequency signal receiving port, each radio frequency signal receiving port is respectively connected with the base station of a mode (2G, 3G, 4G, 5G) or an operator (mobile, telecommunication, Unicom), the radio frequency power amplifier reversely uses, the radio frequency signal is input from the signal output end and output from the signal input end, the power of the received radio frequency signal is reduced, then the branch input coupler synthesizes the power of the processed different types of radio frequency signals, finally transmits the radio frequency signal from the node radio frequency signal output port to the next node or transmits the radio frequency signal to the antenna (needs to be power distributed by the power equalizer) for radiation.
The invention can adjust the synthesized preset power, wherein the synthesized preset power is the sum of the power transmitted by the previous node, namely the power-power loss and the power after the amplification, the power transmitted by the previous node is the preset power synthesized by the previous node (the initial node is 0), the power is known, the loss of the radio-frequency signal during the transmission of the radio-frequency transmission line is known because the length of the radio-frequency transmission line is preset, and the received radio-frequency signals of various types are known, so the synthesized preset power can be adjusted as long as the amplification multiple of the power amplifier is set.
In a further technical solution, the number of the rf signal receiving ports is 2, 3, 4, 5 or 6, and each of the rf signal receiving ports receives an rf signal of one mode or one operator.
In a further technical scheme, the casing is the assembled structure that is formed by last casing and lower casing lock, be equipped with the confession on the casing the preformed hole that the external end of node radio frequency signal input port, node radio frequency signal output port and at least one radio frequency signal receiving port stretches out facilitates the installation and dismantles.
In a further technical scheme, the shell is made of metal materials, so that the shell can play a role in shielding and reduce back radiation of invalid signals.
The invention has the beneficial effects that: the invention can synthesize the power of the radio frequency signals of different modes and different operators, and uniformly and evenly distribute, so that the indoor radio frequency signals are fully utilized.
Drawings
Fig. 1 is a schematic structural diagram of a multi-path power combiner according to an embodiment of the present invention;
fig. 2 is a top view of a multi-path power combiner according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of a composite board according to an embodiment of the invention.
Description of reference numerals:
1. a housing; 201. a node radio frequency signal input port; 202. a node radio frequency signal output port; 203. a radio frequency signal receiving port; 204. a radio frequency power amplifier; 205. the branch is input to the coupler.
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. 1-3, a multi-path power combiner includes a housing 1 and a combining board disposed in the housing 1, the combining board has a node rf signal input port 201, a node rf signal output port 202 and at least one rf signal receiving port 203, the combining board is provided with rf power amplifiers 204 (including through) and branch input couplers 205, the number of the rf signal receiving ports 203 is equal to that of the rf signal receiving ports 203, each rf signal receiving port 203 is reversely connected to a signal output port of one rf power amplifier 204, the signal input port of the rf power amplifier 204 is reversely connected to the signal input port of one branch input coupler 205, at least one branch input coupler 205 is sequentially connected, and the node rf signal input port 201 and the node rf signal output port 202 are respectively connected to the branch input couplers 205 located at both ends.
The invention uses the power equalizer reversely, uses the port connected with the antenna as the radio frequency signal receiving port 203, sets at least one radio frequency signal receiving port 203, each radio frequency signal receiving port 203 is respectively connected with a mode (2G, 3G, 4G, 5G) or a base station of an operator (mobile, telecommunication, Unicom), the radio frequency power amplifier 204 is used reversely, the radio frequency signal is input from the signal output end and output from the signal input end, the power of the received radio frequency signal is reduced, then the branch input coupler 205 synthesizes the power of the processed different types of radio frequency signals, and finally transmits the radio frequency signals from the node radio frequency signal output port 202 to the next node or transmits the radio frequency signals to the antenna (needs to be power distributed by the power equalizer) for radiation.
The invention can adjust the synthesized preset power, wherein the synthesized preset power is the sum of the power transmitted by the previous node, namely the power-power loss and the power after the amplification, the power transmitted by the previous node is the preset power synthesized by the previous node (the initial node is 0), the power is known, the loss of the radio-frequency signal during the transmission of the radio-frequency transmission line is known because the length of the radio-frequency transmission line is preset, and the received radio-frequency signals of various types are known, so the synthesized preset power can be adjusted as long as the amplification multiple of the power amplifier is set.
In another embodiment, the number of the rf signal receiving ports 203 is 2, 3, 4, 5 or 6, and each rf signal receiving port 203 receives rf signals of one mode or one operator respectively.
In another embodiment, as shown in fig. 1, the housing 1 is an assembled structure formed by fastening the upper housing 1 and the lower housing 1, and the housing 1 is provided with a reserved hole for extending the external terminals of the node rf signal input port 201, the node rf signal output port 202 and the at least one rf signal receiving port 203, so as to facilitate installation and disassembly.
In another embodiment, the housing 1 is made of metal material, which can play a role of shielding and reduce back radiation of signal ineffectiveness.
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. A multi-path power combiner is characterized by comprising a shell and a combining plate arranged in the shell, wherein the combining plate is provided with a node radio-frequency signal input port, a node radio-frequency signal output port and at least one radio-frequency signal receiving port, the combining plate is provided with radio-frequency power amplifiers and branch input couplers, the number of the radio-frequency power amplifiers and the number of the branch input couplers are equal to that of the radio-frequency signal receiving ports, each radio-frequency signal receiving port is reversely connected with one signal output port of the radio-frequency power amplifier, the signal input ports of the radio-frequency power amplifiers are reversely connected with the signal input ports of one branch input coupler, at least one branch input coupler is sequentially connected, and the node radio-frequency signal input port and the node radio-frequency signal output port are respectively connected with the branch.
2. The multi-channel power combiner of claim 1, wherein the number of the rf signal receiving ports is 2, 3, 4, 5 or 6, and each of the rf signal receiving ports receives rf signals of one mode or one operator respectively.
3. The multi-path power combiner of claim 1 or 2, wherein the housing is an assembled structure formed by fastening an upper housing and a lower housing, and the housing is provided with a reserved hole for the node rf signal input port, the node rf signal output port and the external terminal of the at least one rf signal receiving port to protrude.
4. The multi-path power combiner of claim 3, wherein the housing is a metallic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010849853.8A CN112072252A (en) | 2020-08-21 | 2020-08-21 | Multi-path power synthesizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010849853.8A CN112072252A (en) | 2020-08-21 | 2020-08-21 | Multi-path power synthesizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112072252A true CN112072252A (en) | 2020-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010849853.8A Pending CN112072252A (en) | 2020-08-21 | 2020-08-21 | Multi-path power synthesizer |
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| CN (1) | CN112072252A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203166060U (en) * | 2013-04-15 | 2013-08-28 | 南京信息工程大学 | W-band power synthesizer |
| CN104900969A (en) * | 2015-06-11 | 2015-09-09 | 电子科技大学 | Designing method for power divider |
| CN206040919U (en) * | 2016-06-17 | 2017-03-22 | 郑州华航科技股份有限公司 | Set up in multicoupler of hf transceiver system very |
| US20180241122A1 (en) * | 2017-02-17 | 2018-08-23 | Space Exploration Technologies Corp. | Distributed phase shifter array system and 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 |
| CN111146554A (en) * | 2018-11-05 | 2020-05-12 | 成都建极微波技术有限公司 | Bidirectional signal directional cavity coupler |
-
2020
- 2020-08-21 CN CN202010849853.8A patent/CN112072252A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203166060U (en) * | 2013-04-15 | 2013-08-28 | 南京信息工程大学 | W-band power synthesizer |
| CN104900969A (en) * | 2015-06-11 | 2015-09-09 | 电子科技大学 | Designing method for power divider |
| CN206040919U (en) * | 2016-06-17 | 2017-03-22 | 郑州华航科技股份有限公司 | Set up in multicoupler of hf transceiver system very |
| US20180241122A1 (en) * | 2017-02-17 | 2018-08-23 | Space Exploration Technologies Corp. | Distributed phase shifter array system and method |
| CN111146554A (en) * | 2018-11-05 | 2020-05-12 | 成都建极微波技术有限公司 | Bidirectional signal directional cavity coupler |
| 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 |
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Application publication date: 20201211 |