CN208971509U - A kind of antenna distributor - Google Patents
A kind of antenna distributor Download PDFInfo
- Publication number
- CN208971509U CN208971509U CN201822072283.7U CN201822072283U CN208971509U CN 208971509 U CN208971509 U CN 208971509U CN 201822072283 U CN201822072283 U CN 201822072283U CN 208971509 U CN208971509 U CN 208971509U
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- CN
- China
- Prior art keywords
- power splitter
- radio frequency
- monitoring aerial
- frequency electric
- connect
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model includes including the first monitoring aerial, second monitoring aerial, third monitoring aerial, direction-finder antenna, direction-finder antenna switch, first amplifier, second amplifier, first power splitter, second power splitter, radio frequency electric switching group, RF output end, first monitoring aerial is connect with first amplifier, second monitoring aerial is connect with second amplifier, first amplifier is connect with first power splitter, second amplifier is connect with the second power splitter, first power splitter, second power splitter and direction-finder antenna switch are connect with radio frequency electric switching group, radio frequency electric switching group is connect with RF output end.The utility model accesses two kinds of antennas of monitoring aerial and direction-finder antenna, signal monitoring and direction finding can be met simultaneously, frequency range span is from 20MHz to 26.5GHz, frequency range span is wide, after the input of 18 road aerial signals is distributed, then from 6 radio frequency output port RF1-RF6 outputs, overall construction design is ingenious, it is applied widely, it is adaptable.
Description
Technical field
The utility model relates to technology for radio frequency field more particularly to a kind of antenna distributors.
Background technique
With the Information Technology Development of modern society, people more and more easily and quickly obtain various information, therefore to logical
More stringent requirements are proposed for the development of letter technology, including all kinds of broadcast, wifi, 5G and communication technology of satellite etc., and communications band is contained
Several MHz have been covered to tens GHz.In so wide band limits, the antenna distributor conduct of entire frequency range can be effectively covered
Various types of signal receives and the first step of process flow, it appears particularly important.The frequency range that existing antenna distributor receives signal is covered
It covers relatively narrow, and a type of antenna can only be connect, the output port of distributor is especially more with 2 mouthfuls and 4 mouthfuls, it may be said that narrow frequency range,
Distribute output port it is few so that aerial signal selection flexibility it is low, reduce the application range of antenna distributor, weaken not
With the adaptability under communication environment.
Summary of the invention
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of antenna distributor comprising monitoring
Antenna, direction-finder antenna, direction-finder antenna switch, the first amplifier, the second amplifier, the first power splitter, the second power splitter, radio frequency electrical
Sub switch group, RF output end, the monitoring aerial include the first monitoring aerial, the second monitoring aerial, third monitoring aerial, institute
It states the first monitoring aerial to connect with first amplifier, second monitoring aerial is connect with second amplifier, described
First amplifier is connect with first power splitter, and second amplifier is connect with second power splitter, first function
Device, second power splitter and direction-finder antenna switch is divided to connect with radio frequency electric switching group, the radio frequency electric is opened
The connection of RF output end described in Guan Zuyu.
Preferably, first power splitter and second power splitter are one point of six road power splitter, the direction finding day
Wiretap is exported configured with five road signals.The radio frequency electric switching group includes first to the 6th 6 radio frequency electric switch, institute
The electronic switch that radio frequency electric switch is one-out-three is stated, the RF output end includes first to the 6th 6 RF output end
Mouthful, the described first to the 6th radio frequency electric switch is correspondingly connected with the first to the 6th radio frequency output port, and described first to the 5th penetrates
Input is inputted from the first power splitter from direction-finder antenna switch, all the way, is inputted all the way all the way for the three tunnels input that band electronic switchs
From the second power splitter, the input all the way of the 6th radio frequency electric switch is inputted from the first power splitter, all the way from second
Power splitter, input comes from third monitoring aerial all the way.
Preferably, it is preferably 3GHz-26.5GHz that the third monitoring aerial, which receives signal frequency range, second monitoring
It is preferably 20MHz-200MHz that antenna, which receives signal frequency range, and it is preferably 200MHz- that first monitoring aerial, which receives signal frequency range,
3GHz, it is preferably 20MHz-3GHz that the direction-finder antenna, which receives signal frequency range,.
Preferably, the 6th radio frequency electric switch uses ultra-wide band radio-frequency electronic switch.
The beneficial effects of the utility model
The utility model accesses two kinds of antennas of monitoring aerial and direction-finder antenna, can meet signal monitoring and direction finding simultaneously,
In addition, the third monitoring aerial of the utility model accesses 1 road ultrahigh-frequency signal, the first monitoring aerial accesses 1 road high-frequency signal, the
Two monitoring aerials access 1 road ultra-high frequency signal, and for frequency range span from 20MHz to 26.5GHz, frequency range span is wide.In addition, 6 radio frequencies
Output port can access 6 different receiving devices simultaneously, and each radio frequency electric switch can input from three tunnels and believe
One is selected in number to export from radio frequency output port, is related to the distribution of 18 road aerial signals altogether, and overall construction design is ingenious, is applicable in model
It encloses extensively, it is adaptable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
The utility model includes monitoring aerial, direction-finder antenna, direction-finder antenna switch, the first amplifier, as shown in Figure 1:
Two amplifiers, the first power splitter, the second power splitter, radio frequency electric switching group, RF output end, monitoring aerial include the first monitoring
Antenna, the second monitoring aerial, third monitoring aerial, the first monitoring aerial are connect with the first amplifier, the second monitoring aerial and
The connection of two amplifiers, the first amplifier are connect with the first power splitter, and the second amplifier is connect with the second power splitter, the first function point
Device, the second power splitter and direction-finder antenna switch are connect with radio frequency electric switching group, and radio frequency electric switching group and radio frequency export
End connection.
Antenna distributor is to make allocation processing to aerial signal, wherein using power splitter, inherently to guarantee distributor
There can be the output of multichannel, and have use size that is smaller and closing rule, the first power splitter and the second power splitter are all made of one point
Six road power splitters will increase the volume of entire antenna distributor if two power splitters use the power splitter on one point of eight tunnel, influence
It uses size, and can reduce output port using one point of four road power splitter, keeps the selectivity of user less.In addition, passing through survey
To being opened or closed for duplexer, for blocking or accessing direction-finding signal, and there is five roads letter from direction-finder antenna switchgear distribution
Number output.
Radio frequency electric switching group includes first to the 6th 6 radio frequency electric switch, and radio frequency electric switch is that three selections are defeated
Entering the one-out-three electronic switch of an output, RF output end includes first to the 6th 6 radio frequency output port, and first to the 6th
Radio frequency electric, which switchs, is correspondingly connected with the first to the 6th radio frequency output port RF1-RF6, and the three of the first to the 5th radio frequency electric switch
Road input all the way input from direction-finder antenna switch, all the way input from the first power splitter, all the way input come from the second power splitter,
6th radio frequency electric switch input all the way from the first power splitter, all the way input from the second power splitter, all the way input come from
Third monitoring aerial.The first and second power splitters export 12 road signals, 5 roads of direction-finder antenna switch access letter altogether from the above
Number, third monitoring aerial is directly accessed 1 road signal, totally 18 road aerial signal, and 18 road aerial signals are re-fed by 6 one-out-threes
Radio frequency electric switch composition radio frequency electric switching group, each radio frequency electric switch has been assigned to 3 road signals and elected
Input is finally exported by 6 radio frequency output ports of RF output end.Its in 3 road signals of the 6th radio frequency electric switch distribution
In 1 road signal from third monitoring aerial access, third monitoring aerial access is 3GHz-26.5GHz frequency range aerial signal, because
This uses ultra-wide band radio-frequency electronic switch, can reduce Insertion Loss.
The utility model is in design, first is that guaranteeing that the frequency range being related to is wide as far as possible, second is that guaranteeing common frequency range field
There can be multiple-channel output, meet the more use demands of user.Therefore present dispenser is related to frequency range and has reached 20MHz-
26.5GHz, covering frequency range are very wide.In addition, the signal utilization rate of 20MHz-3GHz is very high, which can be in multiple necks
Wireless communications application is made in domain, and meets dual-use characteristic, therefore the second monitoring aerial reception signal frequency range is designed as
20MHz-200MHz(VHF high frequency), the first monitoring aerial receives signal frequency range and is designed as 200MHz-3GHz(UHF hyperfrequency), it will
Direction-finder antenna receives signal frequency range and is designed as 20MHz-3GHz, to ensure can satisfy in common frequency range section the utility model
User demand.And 3GHz-26.5GHz(SHF superfrequency) signal utilization rate it is relatively low, by third monitoring aerial receive signal
Frequency range is designed as 3GHz-26.5GHz, has not only met the use scope of wide frequency range, but also guarantees the utilization rate of common frequency range.This antenna point
The frequency range wide coverage (including VHF high frequency, UHF hyperfrequency, SHF superfrequency) of orchestration, and frequency range is numerous, and No. 18 antennas are believed
Number input distribution after, then from 6 road radio frequency output port RF1-RF6 export 6 road signals.Groups of frequency bands abundant is combined into user's offer
2 kinds of aerial signals selections (monitoring, direction finding), present dispenser have that selection strong flexibility, to be applicable in band limits wide, adaptable
The characteristics of.
Claims (5)
1. a kind of antenna distributor, it is characterised in that: including monitoring aerial, direction-finder antenna, direction-finder antenna switch, the first amplification
Device, the second amplifier, the first power splitter, the second power splitter, radio frequency electric switching group, RF output end, the monitoring aerial packet
The first monitoring aerial, the second monitoring aerial, third monitoring aerial are included, first monitoring aerial and first amplifier connect
It connects, second monitoring aerial is connect with second amplifier, and first amplifier is connect with first power splitter, institute
It states the second amplifier to connect with second power splitter, first power splitter, second power splitter and the direction finding day
Wiretap is connect with radio frequency electric switching group, and the radio frequency electric switching group is connect with the RF output end.
2. a kind of antenna distributor according to claim 1, it is characterised in that: first power splitter and second function
Dividing device is one point of six road power splitter, and the direction-finder antenna switchgear distribution has the output of five road signals.
3. a kind of antenna distributor according to claim 2, it is characterised in that: the radio frequency electric switching group includes first
It is switched to the six or six radio frequency electric, the radio frequency electric switch is the electronic switch of one-out-three, the RF output end packet
First to the 6th 6 radio frequency output port is included, the described first to the 6th radio frequency electric switch is correspondingly connected with the first to the 6th radio frequency
Output port, input switchs from direction-finder antenna, is defeated all the way all the way for the three tunnels input of the described first to the 5th radio frequency electric switch
Enter from the first power splitter, input comes from the second power splitter all the way, the input all the way of the 6th radio frequency electric switch is from the
One power splitter, all the way input are inputted from the second power splitter, all the way from third monitoring aerial.
4. a kind of antenna distributor according to claim 3, it is characterised in that: the third monitoring aerial receives signal frequency
Section is preferably 3GHz-26.5GHz, and it is preferably 20MHz-200MHz that second monitoring aerial, which receives signal frequency range, and described first
It is preferably 200MHz-3GHz that monitoring aerial, which receives signal frequency range, and it is preferably 20MHz- that the direction-finder antenna, which receives signal frequency range,
3GHz。
5. a kind of antenna distributor according to claim 3, it is characterised in that: the 6th radio frequency electric switch is using super
Wide band radio-frequency electronic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822072283.7U CN208971509U (en) | 2018-12-11 | 2018-12-11 | A kind of antenna distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822072283.7U CN208971509U (en) | 2018-12-11 | 2018-12-11 | A kind of antenna distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208971509U true CN208971509U (en) | 2019-06-11 |
Family
ID=66766418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822072283.7U Active CN208971509U (en) | 2018-12-11 | 2018-12-11 | A kind of antenna distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208971509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112670713A (en) * | 2020-11-20 | 2021-04-16 | 南京天朗防务科技有限公司 | Active phased array antenna |
-
2018
- 2018-12-11 CN CN201822072283.7U patent/CN208971509U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112670713A (en) * | 2020-11-20 | 2021-04-16 | 南京天朗防务科技有限公司 | Active phased array antenna |
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