CN206993112U - R-T unit with filtering and detection function - Google Patents
R-T unit with filtering and detection function Download PDFInfo
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- CN206993112U CN206993112U CN201720897920.7U CN201720897920U CN206993112U CN 206993112 U CN206993112 U CN 206993112U CN 201720897920 U CN201720897920 U CN 201720897920U CN 206993112 U CN206993112 U CN 206993112U
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- circulator
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Abstract
The utility model discloses a kind of R-T unit with filtering and detection function, belong to communication technical field.This has the R-T unit of filtering and detection function, it is characterised in that R-T unit comprises at least circulator, wave filter, coupler, wave detector and antenna；The first port of circulator is connected with antenna, and the second port of circulator is connected with transmitting terminal, and the 3rd port of circulator and the input of wave filter connect；The output end of wave filter is connected with receiving terminal；Coupler is arranged between transmitting terminal and the second port of circulator；Coupler is connected with wave detector；Circulator, wave filter, coupler, wave detector are fabricated on same foundation arrangement；Solve in correlation technique and simply fit together circulator, wave filter, wave detector, index is difficult to accumulation calculating, and index loses the problem of big；The On Index after solving cascade, the insertion loss of improvement timesharing receive-transmit system, the effect of the volume of reduction R-T unit are reached.
Description
Technical field
The utility model embodiment is related to communication technical field, more particularly to a kind of to have filtering and the transmitting-receiving of detection function
Device.
Background technology
In timesharing receive-transmit system, it is connected by circulator with antenna and realizes that microwave signal timesharing is received and launched, circulator
Index directly affect the performance of timesharing receive-transmit system.
It is usually high-power signal in the transmission signal of timesharing receive-transmit system, reception signal is fainter, to ensure system
Performance needs circulator insertion loss smaller, therefore circulator needs to connect with detecting circuit；Further, since timesharing receives is
Antenna in system is open antenna, and noise signal can be also received by the antenna, therefore circulator also needs to connect with filter circuit.
However, after circulator, wave filter and wave detector simply fit together, due to interstage matched, index is difficult
With accumulation calculating, index loss is big.
Utility model content
In order to solve problem of the prior art, the utility model embodiment provides a kind of with filtering and detection function
R-T unit.The technical scheme is as follows：
First aspect, there is provided it is a kind of have filtering and detection function R-T unit, the device comprise at least circulator,
Wave filter, coupler, wave detector and antenna；
The first port of the circulator is connected with the antenna, and the second port of the circulator is connected with transmitting terminal,
3rd port of the circulator and the input of wave filter connect；
The output end of the wave filter is connected with receiving terminal；
The coupler is arranged between transmitting terminal and the second port of the circulator；
The coupler is connected with the wave detector；
The circulator, the wave filter, the coupler, the wave detector are fabricated on same foundation arrangement.
Optionally, the material of the foundation arrangement is kovar alloy material.
Optionally, the material of the circulator is Ferrite Material；
The material of the wave filter is silver-plated copper or silver coated aluminum；
The circuit substrate of the coupler is polytetrafluoroethylene (PTFE)；
The material of the wave detector is GaAs or SiGe.
The beneficial effect brought of technical scheme that the utility model embodiment provides is：
This have filtering and detection function R-T unit, including at least circulator, wave filter, coupler, wave detector and
Antenna, the first port of circulator are connected with antenna, and the second port of circulator and the transmitting terminal of emitter connect, circulator
3rd port is connected with wave filter, and the receiving terminal of the output end of wave filter and receiver connects, coupler be arranged on transmitting terminal and
Between circulator, circulator, wave filter, coupler, wave detector are fabricated on same foundation arrangement；Solves correlation technique
Middle simply to fit together circulator, wave filter, wave detector, index is difficult to accumulation calculating, and index loses the problem of big；Reach
Solves the On Index after cascade, the insertion loss that improves timesharing receive-transmit system, the effect for the volume for reducing R-T unit.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of principle of R-T unit with filtering and detection function according to an exemplary embodiment
Figure；
Fig. 2 is that a kind of structure of R-T unit with filtering and detection function according to an exemplary embodiment is shown
It is intended to；
Fig. 3 is a kind of forward sight of R-T unit with filtering and detection function according to an exemplary embodiment
Figure；
Fig. 4 is a kind of left view of R-T unit with filtering and detection function according to an exemplary embodiment
Figure；
Fig. 5 is that a kind of right side of R-T unit with filtering and detection function according to an exemplary embodiment regards
Figure.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type embodiment is described in further detail.
Fig. 1 is refer to, it illustrates what the utility model one embodiment provided to have filtering and the transmitting-receiving of detection function
The principle schematic of device.As shown in figure 1, antenna 110, annular should be comprised at least with the R-T unit of filtering and detection function
Device 120, wave filter 130, wave detector 140, coupler 150；
The first port of circulator 120 is connected with antenna 110, the second port of circulator 120 and the transmitting terminal of emitter
160 connections, the 3rd port of circulator 120 is connected with the input of wave filter 130.
The output end of wave filter 130 and the receiving terminal 170 of receiver connect.
Coupler 150 is arranged between the second port of transmitting terminal 160 and circulator 120.
Coupler 150 is connected with wave detector 140.
Circulator 120, wave filter 130, coupler 150, wave detector 140 are fabricated on same foundation arrangement.
Optionally, the material of foundation arrangement is kovar alloy material.
Optionally, the material of circulator is Ferrite Material；The material of wave filter is silver-plated copper or silver coated aluminum；Coupler
Circuit substrate is polytetrafluoroethylene (PTFE)；The material of wave detector is GaAs or SiGe.
Circulator 120, wave filter 130, coupler 150, wave detector 140 are integrated on same foundation arrangement, using three
Electromagnetic-field simulation technology is tieed up, electromagnetic-field simulation is carried out to product, preferable microwave transmission performance can be obtained, can solve the problem that cascade
The On Index of timesharing receive-transmit system afterwards.
In X-band, insertion loss can improve more than 0.5dB, and standing-wave ratio can be less than 1.3, timesharing receive-transmit system
Volume reduces half, and weight reduces 1/3rd, and the cost of whole system can reduce by 40%.
Fig. 2 schematically illustrates the structural representation of the R-T unit with filtering and detection function；Fig. 3 is such as Fig. 2
The front view of the shown R-T unit with filtering and detection function；Fig. 4 is that as shown in Figure 2 having filters and detection function
R-T unit left view；Fig. 5 is the right view of the R-T unit with filtering and detection function as shown in Figure 2.
As shown in figure 3, should with filtering and detection function R-T unit comprise at least circulator 220, wave filter 210,
Coupler 230 and wave detector 240.
This has filtering and the parameter determination mode of each device in the R-T unit of detection function as follows：
According to the power output of emitter, determine circulator bears the suitable power termination of power opinion selection；According to
Receive the insertion loss that noise coefficient determines circulator；Clear and definite wave filter Out-of-band rejection index is distributed according to antenna noise signal,
Determine filter construction and series；Watt level and the extreme connection status of antenna are born according to the power amplifier of emitter, it is determined that coupling
The device degree of coupling；According to antenna standing wave testing requirements, wave detector thresholding is determined.
In summary, the R-T unit with filtering and detection function that the utility model embodiment provides, is comprised at least
Circulator, wave filter, coupler, wave detector and antenna, the first port of circulator are connected with antenna, the second port of circulator
It is connected with the transmitting terminal of emitter, the 3rd port of circulator is connected with wave filter, the output end of wave filter and connecing for receiver
Receiving end is connected, and coupler is arranged between transmitting terminal and circulator, and circulator, wave filter, coupler, wave detector are fabricated on together
On one piece of foundation arrangement；Solve in correlation technique and simply fit together circulator, wave filter, wave detector, index is difficult to
Accumulation calculating, index lose the problem of big；Reach the On Index after solving cascade, improve the insertion damage of timesharing receive-transmit system
The effect of consumption, the volume of reduction R-T unit.
It should be noted that：Above-mentioned the utility model embodiment sequence number is for illustration only, does not represent the quality of embodiment.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (3)
1. it is a kind of have filtering and detection function R-T unit, it is characterised in that the R-T unit comprise at least circulator,
Wave filter, coupler, wave detector and antenna；
The first port of the circulator is connected with the antenna, and the second port of the circulator is connected with transmitting terminal, described
3rd port of circulator and the input of wave filter connect；
The output end of the wave filter is connected with receiving terminal；
The coupler is arranged between transmitting terminal and the second port of the circulator；
The coupler is connected with the wave detector；
The circulator, the wave filter, the coupler, the wave detector are fabricated on same foundation arrangement.
2. R-T unit according to claim 1, it is characterised in that the material of the foundation arrangement is kovar alloy material
Material.
3. R-T unit according to claim 1 or 2, it is characterised in that the material of the circulator is Ferrite Material；
The material of the wave filter is silver-plated copper or silver coated aluminum；
The circuit substrate of the coupler is polytetrafluoroethylene (PTFE)；
The material of the wave detector is GaAs or SiGe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720897920.7U CN206993112U (en) | 2017-07-24 | 2017-07-24 | R-T unit with filtering and detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720897920.7U CN206993112U (en) | 2017-07-24 | 2017-07-24 | R-T unit with filtering and detection function |
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| Publication Number | Publication Date |
|---|---|
| CN206993112U true CN206993112U (en) | 2018-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720897920.7U Active CN206993112U (en) | 2017-07-24 | 2017-07-24 | R-T unit with filtering and detection function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111865442A (en) * | 2020-07-22 | 2020-10-30 | 成都九洲迪飞科技有限责任公司 | Transmitting and detecting method of transmitting and receiving assembly |
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2017
- 2017-07-24 CN CN201720897920.7U patent/CN206993112U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111865442A (en) * | 2020-07-22 | 2020-10-30 | 成都九洲迪飞科技有限责任公司 | Transmitting and detecting method of transmitting and receiving assembly |
| CN111865442B (en) * | 2020-07-22 | 2022-06-28 | 成都九洲迪飞科技有限责任公司 | Transmitting and detecting method for transceiving component |
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