CN210745083U - Ka wave band up-conversion assembly - Google Patents
Ka wave band up-conversion assembly Download PDFInfo
- Publication number
- CN210745083U CN210745083U CN201922335173.XU CN201922335173U CN210745083U CN 210745083 U CN210745083 U CN 210745083U CN 201922335173 U CN201922335173 U CN 201922335173U CN 210745083 U CN210745083 U CN 210745083U
- Authority
- CN
- China
- Prior art keywords
- attenuator
- band
- power amplifier
- pass filter
- component
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Transmitters (AREA)
Abstract
The application provides a Ka band up-conversion subassembly includes: a first-level up-conversion module; the second-stage up-conversion module is connected with the first-stage up-conversion module; the tail end filtering module is connected with the secondary up-conversion module; the primary up-conversion module comprises a first attenuator; a first power amplifier connected to the first attenuator; a second attenuator connected to the first power amplifier; a second power amplifier connected to the second attenuator; a third attenuator connected to the second power amplifier; the first mixer is connected with the third attenuator; a first local oscillator signal input end connected with the frequency mixer; the secondary up-conversion module comprises a multi-channel band-pass filter circuit; the third power amplifier is connected with the multi-channel band-pass filter circuit; a first band pass filter connected to the third power amplifier; a fourth attenuator connected to the first band-pass filter; a second mixer connected to the fourth attenuator; and the second local oscillator signal input end is connected with the second frequency mixer.
Description
Technical Field
The application relates to the technical field of microwave communication, in particular to a Ka waveband up-conversion assembly.
Background
The up-conversion component is widely applied in the field of microwave communication, the function of the up-conversion component is to move a baseband signal frequency spectrum to a high frequency band, the performance of the up-conversion component directly determines the performance of the whole system, and the existing up-conversion components are single in function and poor in controllability.
SUMMERY OF THE UTILITY MODEL
An object of the application is to provide a Ka band up-conversion subassembly for realize improving the technological effect of the controllability of up-conversion subassembly.
The embodiment of the application provides a Ka-band up-conversion assembly, which comprises a primary up-conversion module; the second-level up-conversion module is connected with the first-level up-conversion module; the tail end filtering module is connected with the secondary up-conversion module; the primary up-conversion module comprises a first attenuator; a first power amplifier connected to the first attenuator; a second attenuator connected to the first power amplifier; a second power amplifier connected to the second attenuator; a third attenuator connected to the second power amplifier; a first mixer is connected with the third attenuator; a first local oscillator signal input end connected with the frequency mixer; the secondary up-conversion module comprises a multi-channel band-pass filter circuit; the third power amplifier is connected with the multi-channel band-pass filter circuit; a first band pass filter connected to the third power amplifier; a fourth attenuator connected to the first band pass filter; a second mixer connected to the fourth attenuator; and the second local oscillator signal input end is connected with the second frequency mixer.
Furthermore, the multichannel band-pass filter circuit comprises a first switch filter component, a second band-pass filter, a third band-pass filter and a second switch filter component; the input end of the first switch filtering component is connected with the first mixer; a first output end of the first switch filtering component is connected with an input end of the second band-pass filter; the output end of the second band-pass filter is connected with the first input end of the second switch filtering component; the second output end of the first switch filtering component is connected with the input end of the third band-pass filter; the output end of the third band-pass filter is connected with the second input end of the second switch filtering component; and the output end of the second switch filtering component is connected with the third power amplifier.
Further, the end filtering module includes: a fifth attenuator connected to the second mixer; a fourth band-pass filter connected to the fifth attenuator; a fourth power amplifier connected to the fourth bandpass filter; a sixth attenuator connected to the fourth power amplifier; a fifth power amplifier connected to the sixth attenuator; a fifth bandpass filter connected to the fifth power amplifier.
Further, the end filtering module further comprises a coupler connected with the fifth bandpass filter; the two power dividers are connected with the coupling ends of the couplers; and the detector interface is connected with the first output end of the two power dividers.
Further, the sixth attenuator is a digital step attenuator.
Further, the second attenuator and the third attenuator are digital step attenuators.
The beneficial effect that this application can realize is: the L-band signal can be filtered and amplified into a high and medium frequency signal through the arranged first-stage up-conversion module; then the high and medium frequency signals can be filtered and amplified into Ka-band signals through a secondary up-conversion module; the multi-channel band-pass filter circuit is arranged in the secondary up-conversion module, so that the signals output by the secondary up-conversion module can be better filtered and controlled, and the controllability is better.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic diagram of a topology structure of a Ka band upconversion module according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a primary upconversion module according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a two-stage upconversion module according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of an end filtering module according to an embodiment of the present disclosure;
fig. 5 is a schematic diagram of an output power detection structure of a Ka band upconversion module according to an embodiment of the present application.
Icon: a 10-Ka band up-conversion component; 100-one-level up-conversion module; 110-a first attenuator; 120-a first power amplifier; 130-a second attenuator; 140-a second power amplifier; 150-a third attenuator; 160-a first mixer; 200-a secondary up-conversion module; 210-a multi-channel band-pass filter circuit; 211-a first switched filter component; 212-a second band-pass filter; 213-a third band-pass filter; 214-a second switched filter component; 220-a third power amplifier; 230-a first band pass filter; 240-a fourth attenuator; 250-a second mixer; 300-end filtering module; 310-a fifth attenuator; 320-a fourth bandpass filter; 330-a fourth power amplifier; 340-a sixth attenuator; 350-a fifth power amplifier; 360-a fifth bandpass filter; 370-a coupler; 380-two power dividers; 390-a sixth power amplifier; 400-a first local oscillator signal input; 500-a second local oscillator signal input; 600-detector.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, fig. 1 is a topology structure diagram of a Ka band upconversion module according to an embodiment of the present disclosure; fig. 2 is a schematic structural diagram of a primary upconversion module according to an embodiment of the present disclosure; fig. 3 is a schematic structural diagram of a two-stage upconversion module according to an embodiment of the present disclosure; fig. 4 is a schematic structural diagram of an end filtering module according to an embodiment of the present disclosure; fig. 5 is a schematic diagram of an output power detection structure of a Ka band upconversion module according to an embodiment of the present application.
The embodiment of the application provides a Ka-band up-conversion component 10, which includes a primary up-conversion module 100; a secondary up-conversion module 200 connected to the primary up-conversion module 100; an end filtering module 300 connected to the secondary up-conversion module 200; the primary upconversion module 100 includes a first attenuator 110; a first power amplifier 120 connected to the first attenuator 110; a second attenuator 130 connected to the first power amplifier 120; a second power amplifier 140 connected to the second attenuator 130; a third attenuator 150 connected to the second power amplifier 140; the first mixer 160 is connected to the third attenuator 150; a first local oscillator signal input terminal 400 connected to the first mixer 160; the secondary up-conversion module 200 includes a multi-channel band-pass filter circuit 210; a third power amplifier 220 connected to the multi-channel band-pass filter circuit 210; a first band pass filter 230 connected to the third power amplifier 220; a fourth attenuator 240 connected to the first band pass filter 230; a second mixer 250 connected to the fourth attenuator 240; and a second local oscillator signal input 500 coupled to the second mixer 250.
An L-band input signal is firstly up-converted into high and medium frequencies through a primary up-conversion module 100; and then upconverted to Ka band signals by the secondary upconversion module 200, and finally filtered by the end filtering module 300 and transmitted to subsequent components. The multi-channel band-pass filter circuit 210 disposed in the two-stage up-conversion module 200 can perform filtering control on the frequency of the signal. The output power of the corresponding up-conversion module can be controlled through the set first local oscillation signal input end and the second local oscillation signal input end, and more application requirements are met.
In one embodiment, the second attenuator 130 and the third attenuator 150 may be digital step attenuators; in order to adjust the gain of the one-stage up-conversion module 100.
In one embodiment, the multi-channel bandpass filter circuit 210 includes a first switched filter component 211, a second bandpass filter 212, a third bandpass filter 213, and a second switched filter component 214; the input terminal of the first switch filter component 211 is connected to the first mixer 160; a first output terminal of the first switch filter component 211 is connected to an input terminal of the second band-pass filter 212; an output of the second band-pass filter 212 is connected to a first input of a second switched filter component 214; a second output terminal of the first switching filter component 211 is connected to an input terminal of the third band-pass filter 213; the output terminal of the third band-pass filter 213 is connected to the second input terminal of the second switch filter component 214; the output of the second switch filter component 214 is connected to a third power amplifier 220. Through the arrangement of the first switch filtering component 211 and the second switch filtering component 214, switching can be performed between the second band-pass filter 212 and the third band-pass filter 213, so that the output frequency band of the secondary up-conversion module 200 can be conveniently switched.
In one embodiment, the end filtering module 300 includes: a fifth attenuator 310 connected to the second mixer 250; a fourth band-pass filter 320 connected to the fifth attenuator 310; a fourth power amplifier 330 connected to the fourth band-pass filter 320; a sixth attenuator 340 connected to the fourth power amplifier 330; a fifth power amplifier 350 connected to the sixth attenuator 340; a fifth bandpass filter 360 connected to the fifth power amplifier 350. The structure is arranged in the terminal filtering module 300 to perform multi-stage filtering and amplification processing on the output signal of the secondary up-conversion module 200, so that the requirement of subsequent components on signal gain is fully met. The sixth attenuator 340 may be configured as a digital step attenuator to facilitate adjustment of the gain of the end filtering module 300.
The end filter module 300 may also be provided with a coupler 370; a two-power divider 380 connected to the coupling end of the coupler 370; a detector interface connected to a first output terminal of the two power dividers 380; in this way, the output power of the Ka band upconversion module 10 can be detected by using the detector 600, and a power output interface can be additionally provided by using the two-power divider 380.
As shown in fig. 5, in one embodiment, a sixth power amplifier 390 may also be disposed between the coupling end of the coupler 370 and the two power dividers 380380.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (6)
1. A Ka band up-conversion assembly, comprising: a first-level up-conversion module; the second-level up-conversion module is connected with the first-level up-conversion module; the tail end filtering module is connected with the secondary up-conversion module;
the primary up-conversion module comprises a first attenuator; a first power amplifier connected to the first attenuator; a second attenuator connected to the first power amplifier; a second power amplifier connected to the second attenuator; a third attenuator connected to the second power amplifier; a first mixer is connected with the third attenuator; a first local oscillator signal input end connected with the frequency mixer;
the secondary up-conversion module comprises a multi-channel band-pass filter circuit; the third power amplifier is connected with the multi-channel band-pass filter circuit; a first band pass filter connected to the third power amplifier; a fourth attenuator connected to the first band pass filter; a second mixer connected to the fourth attenuator; and the second local oscillator signal input end is connected with the second frequency mixer.
2. The Ka band up-conversion component of claim 1, wherein the multi-channel bandpass filter circuit comprises a first switched filter component, a second bandpass filter, a third bandpass filter, and a second switched filter component; the input end of the first switch filtering component is connected with the first mixer; a first output end of the first switch filtering component is connected with an input end of the second band-pass filter; the output end of the second band-pass filter is connected with the first input end of the second switch filtering component; the second output end of the first switch filtering component is connected with the input end of the third band-pass filter; the output end of the third band-pass filter is connected with the second input end of the second switch filtering component; and the output end of the second switch filtering component is connected with the third power amplifier.
3. The Ka band upconversion component of claim 1, wherein the end filtering module comprises: a fifth attenuator connected to the second mixer; a fourth band-pass filter connected to the fifth attenuator; a fourth power amplifier connected to the fourth bandpass filter; a sixth attenuator connected to the fourth power amplifier; a fifth power amplifier connected to the sixth attenuator; a fifth bandpass filter connected to the fifth power amplifier.
4. The Ka band upconversion component of claim 3, wherein the end filtering module further comprises a coupler coupled to the fifth bandpass filter; the two power dividers are connected with the coupling ends of the couplers; and the detector interface is connected with the first output end of the two power dividers.
5. The Ka band upconversion component of claim 3, wherein the sixth attenuator is a digital step attenuator.
6. The Ka band upconversion component of claim 1, wherein the second attenuator and the third attenuator are digital step attenuators.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922335173.XU CN210745083U (en) | 2019-12-23 | 2019-12-23 | Ka wave band up-conversion assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922335173.XU CN210745083U (en) | 2019-12-23 | 2019-12-23 | Ka wave band up-conversion assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210745083U true CN210745083U (en) | 2020-06-12 |
Family
ID=70982653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922335173.XU Active CN210745083U (en) | 2019-12-23 | 2019-12-23 | Ka wave band up-conversion assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210745083U (en) |
-
2019
- 2019-12-23 CN CN201922335173.XU patent/CN210745083U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110190861B (en) | Millimeter wave broadband receiver | |
| EP2079170B1 (en) | Receiving circuit and receiving method for receiving intermediate frequency signal | |
| CN205051653U (en) | 6 -18GHz down coversion subassembly | |
| CN210745084U (en) | S-band up-converter for calibration equipment | |
| CN211579968U (en) | Miniaturized high-power time division mode transceiver module | |
| CN210327507U (en) | Frequency conversion assembly for receiving frequency converter | |
| CN210745083U (en) | Ka wave band up-conversion assembly | |
| CN210444257U (en) | Two-channel S-band down converter | |
| CN210405279U (en) | Receive front end module | |
| CN108449052A (en) | A kind of W-waveband High Degree Frequency Multiplier | |
| CN213461730U (en) | Miniaturized low-power consumption receiver | |
| CN210246725U (en) | C-band receiving channel assembly | |
| CN216700011U (en) | C-band up-conversion assembly | |
| CN219268855U (en) | Receiving and transmitting system | |
| CN203457146U (en) | Radio ultra-short frequency receiver | |
| CN112737621A (en) | Down-conversion module for investigation and interference integrated equipment | |
| CN216672966U (en) | C-band down-conversion assembly | |
| CN101098549A (en) | Signal receiving method and device and wireless multi-mode broadband receiving set | |
| CN208209901U (en) | A kind of W-waveband High Degree Frequency Multiplier | |
| CN115333567B (en) | Unmanned aerial vehicle target simulation ware frequency conversion and fiber module | |
| CN210578431U (en) | Down-conversion component for S-band down converter | |
| CN220475737U (en) | Multi-bandwidth multiplexing frequency converter | |
| CN210578430U (en) | Millimeter wave down conversion subassembly | |
| CN219247837U (en) | L-band dual-channel front end module | |
| CN217721172U (en) | Band up-conversion circuit for heightening and mixing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |