CN216252707U - Ka frequency channel high integration tile formula receiving arrangement - Google Patents
Ka frequency channel high integration tile formula receiving arrangement Download PDFInfo
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- CN216252707U CN216252707U CN202122020877.5U CN202122020877U CN216252707U CN 216252707 U CN216252707 U CN 216252707U CN 202122020877 U CN202122020877 U CN 202122020877U CN 216252707 U CN216252707 U CN 216252707U
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Abstract
The utility model provides a Ka frequency band high-integration tile type receiving device which comprises a shell, a receiving channel and a calibration channel, wherein the calibration channel is electrically connected with the receiving channel, and the receiving channel and the calibration channel are both of tile type structures; the receiving channel comprises an L polarization channel and an R polarization channel; the L polarization channel, the R polarization channel and the calibration channel are all vertical interconnection structures. The utility model flexibly adopts a vertical interconnection structure for multiple times, reasonably designs the layout of ports and transmission lines, adopts a tile-type structural design form to ensure that an input port, an output port, a receiving link, a combining network and a calibration coupling network are distributed on the front side and the back side of the assembly, the design heights of the circuit networks and the structures of all channels are consistent, and integrates circuits such as a primary ultra-low noise amplifier, an amplitude-phase controller, the calibration coupling network, the combining network and the like, thereby realizing the functions of high integration, high consistency, ultra-low noise and gain amplification, numerical control phase shift, numerical control attenuation, distribution coupling of calibration signals and the like of the receiving assembly.
Description
Technical Field
The utility model relates to the technical field of receivers, in particular to a Ka frequency band high-integration tile type receiving device.
Background
The phased array antenna is widely applied to the fields of radar, communication and the like due to the unique wave beam control capability, a receiving system of the phased array antenna receives a signal transmitted back from a target, then the signal is amplified and converted, noise in the receiver or external active interference and passive clutter interference are filtered, a target echo is detected, whether the target exists or not is judged, and target information is extracted from the echo. The receiving assembly is located in the middle of the phased array receiving antenna and the down-conversion assembly, an input port of the receiving assembly is connected with the receiving antenna, an output port of the receiving assembly is connected with the down-conversion assembly, the receiving assembly is a core component of the phased array antenna, plays a key role in starting and stopping processing of received signals, can amplify ultralow signals received by the receiving antenna in low noise, and achieves functions of phase shift, beam control and the like required by antenna beam scanning. The receiving component is in a key position in the phased array antenna, the performance of the whole phased array system is decisive, and how to realize high integration, high performance and high consistency of the receiving component is crucial.
Disclosure of Invention
The utility model provides a Ka frequency band high integration tile type receiving device, which aims to solve the problems of high integration, high performance and high consistency of a receiving assembly, and comprises an L polarization channel, an R polarization channel and a calibration channel, wherein a vertical interconnection structure is flexibly adopted for multiple times, the layout of ports and transmission lines is reasonably designed, and a tile type structure design form is adopted, so that an input port, an output port, a receiving link, a combining network and a calibration coupling network are distributed on the front side and the back side of the assembly, the circuit networks and the structure design height of all channels are consistent, and circuits such as a one-level ultra-low noise amplifier, an amplitude-phase controller, a calibration coupling network, a combining network and the like are integrated, so that the functions of high integration, high consistency, ultra-low noise and gain amplification, phase shifting, numerical control attenuation, distribution coupling of calibration signals and the like of the receiving assembly are realized.
The utility model provides a Ka frequency band high-integration tile type receiving device which comprises a shell, and a tile type L polarization channel, a tile type R polarization channel and a tile type calibration channel which are arranged inside and on the surface of the shell, wherein the calibration channel is electrically connected with the L polarization channel and the R polarization channel;
the L polarization channel comprises an L polarization input interface, an L polarization coupler, an L polarization amplifier, an L polarization amplitude-phase controller, an L polarization synthesis network and an L polarization output interface which are sequentially and electrically connected;
the L-polarization input interface is arranged on the upper surface of the shell, the L-polarization output interface is arranged on the lower surface of the shell, the L-polarization coupler, the L-polarization amplifier, the L-polarization amplitude-phase controller and the L-polarization synthesis network are all located on the lower portion of the shell, the L-polarization input interface is vertically transited to the L-polarization coupler, and the L-polarization synthesis network is vertically transited to the L-polarization output interface twice.
As an optimal mode, the Ka frequency band high-integration tile type receiving device is characterized in that an L polarization input interface, an L polarization coupler, an L polarization amplifier and an L polarization amplitude-phase controller which are electrically connected are at least 2 groups, the topological structures of each group are the same, and the L polarization amplitude-phase controller of each group is electrically connected with an L polarization synthesis network;
the L-polarization amplifier is a low noise amplifier.
The utility model relates to a Ka frequency band high-integration tile-type receiving device, as an optimal mode, an R polarization channel comprises an R polarization input interface, an R polarization coupler, an R polarization amplifier, an R polarization amplitude-phase controller, an R polarization synthesis network and an R polarization output interface which are sequentially and electrically connected;
the R polarization input interface is arranged on the upper surface of the shell, the R polarization output interface is arranged on the lower surface of the shell, the R polarization coupler, the R polarization amplifier, the R polarization amplitude-phase controller and the R polarization synthesis network are all located on the lower portion of the shell, the R polarization input interface is vertically transited to the R polarization coupler, and the R polarization synthesis network is vertically transited to the R polarization output interface twice.
As an optimal mode, the electrically connected R polarization input interface, the R polarization coupler, the R polarization amplifier and the R polarization amplitude and phase controller are at least 2 groups, the topological structures of each group are the same, and the R polarization amplitude and phase controller of each group is electrically connected with the R polarization synthesis network;
the R-polarization amplifier is a low noise amplifier.
As an optimal mode, the calibration channel comprises a calibration input interface arranged on the lower surface of the shell and a calibration distribution network arranged in the shell;
and an output interface of the calibration distribution network is electrically connected with both the L-polarized coupler and the R-polarized coupler.
As an optimal mode, the calibration distribution network is arranged on the upper portion of the shell, the calibration input interface is vertically transited to the calibration distribution network, and the calibration distribution network is vertically transited to the L-polarization coupler and the R-polarization coupler.
As an optimal mode, an L polarization input interface, an R polarization input interface, an L polarization output interface, an R polarization output interface and a calibration input interface are all straight connectors.
As an optimal mode, an L polarization input interface, an R polarization input interface and a calibration input interface all comprise airtight waveguide ports;
the L-polarization coupler and the R-polarization coupler are both coupled line directional couplers.
As an optimal mode, the L-polarization amplifier, the L-polarization amplitude-phase controller, the R-polarization amplifier and the R-polarization amplitude-phase controller respectively comprise MMIC chips, the L-polarization amplitude-phase controller and the R-polarization amplitude-phase controller are integrated into a series-parallel conversion unit, a numerical control attenuation unit, a numerical control phase shift unit and a switch, and the L-polarization receiving channel and the R-polarization receiving channel use transmission lines with the same length and devices with the same specification.
The Ka-band high-integration tile type receiving device is preferably characterized in that a calibration distribution network is a Wilkinson splitter.
The technical solution of the utility model is as follows: the integrated receiving module comprises an L polarization channel, an R polarization channel and a calibration channel, wherein a vertical interconnection structure is flexibly adopted for multiple times, ports and transmission line layouts are reasonably designed, a tile-type structural design form is adopted, input and output ports, receiving links, a combining network and a calibration coupling network are distributed on the front side and the back side of the module, the circuit networks of all the channels and the structural design are highly consistent, circuits such as a first-level ultra-low noise amplifier, an amplitude-phase controller, a calibration coupling network and a combining network are integrated, the functions of high integration, high consistency, ultra-low noise and gain amplification, numerical control phase shifting, numerical control attenuation, distribution coupling of calibration signals and the like of the receiving module are realized, and the module is designed by a low-cost scheme which is full-solid and microwave multilayer boards and is suitable for batch production and testing.
The technical measures are implemented as follows:
(1) the utility model adopts a tile type structure design form, and all ports are uniformly distributed on the front and back surfaces of the module and are vertical to the structure surface; a vertical interconnection structure is flexibly adopted, and signals are alternately and transitionally transmitted on the front side and the back side of the module for multiple times in order to realize the maximum utilization rate of the structure area; the external interfaces are all straight connectors, and all connector ports and transmission lines connected with the connector ports are arranged on the front side and the back side of the product. The thickness of module has been compressed to this scheme furthest, make it only need satisfy the length of connector can, structural area has reached the maximum utilization ratio again simultaneously to the design of high integration has been realized. When the system is connected, the adapter can be directly adopted for opposite insertion without welding redundant wires, and the reliability of the system is greatly improved.
(2) The functions of each L polarization channel and each R polarization channel of the receiving assembly are completely the same, selected devices are completely consistent, the channels are mutually independent, each channel circuit adopts the completely same topological structure, each channel can be used as a basic unit, and a synthetic network with different channel numbers is matched to realize the design of the receiving assembly with any channel number, and then a plurality of receiving assemblies are spliced, expanded and reconstructed to form the whole receiving array surface.
(3) The utility model can realize the requirement that the noise coefficient is not more than 2dB in the broadband range of 26 GHz-28.5 GHz. The receiving component adopts an airtight waveguide port design for receiving input, and is installed in a one-to-one manner with the antenna, so that the system feeder loss is reduced. After the received signal enters the component, the distribution coupling of the calibration signal is realized through the coupling microstrip line, and the amplitude of the radio frequency signal of the main path is not influenced. And a low-noise amplifier with ultra-low noise and an amplitude-phase controller are selected, so that the noise coefficient of a receiving link of the component is reduced to the maximum extent.
(4) The utility model can realize the low-noise amplification, amplitude-phase control and combination functions of the dual-polarized input signal. The module receiving input port respectively inputs signals with two different polarizations, namely L polarization and R polarization, wherein the L polarization has four channels, and the R polarization has four channels. After each polarized radio frequency signal is input through a waveguide port, low noise amplification and amplitude phase control functions are realized through a low noise amplifier and an amplitude phase controller, then four paths of signals are synthesized, and finally L polarized signals and R polarized signals after amplification and amplitude phase adjustment are output.
(5) The utility model can realize the distribution coupling function of the calibration signal. After entering the receiving assembly through the coupling input port, the calibration signal is subjected to eight-path splitting through the Wilkinson splitter, then the eight-path coupling signal is subjected to coupling input to the main radio frequency link through the coupling line directional coupler, and the calibration signal is amplified and processed by the low-noise amplifier and the amplitude controller of the main radio frequency link, so that the distribution coupling function of the calibration signal is realized.
(6) The circuit network and the structural design of each channel of the utility model all follow the principle of high consistency. All channel circuits of the utility model adopt completely same topological structures and process means, and all transmission lines not only keep consistent in length, but also adopt a symmetrical, mirror image or rotating mode in layout; each stage of each channel adopts the same specification device, and the relative consistency of the transmitting amplitude/phase and the receiving amplitude/phase among the TR components is ensured through uniform circuit layout, layout design and good inter-stage matching.
The utility model has the following advantages:
(1) due to the limitations of the system architecture, the volume of the receiving assembly is severely limited; meanwhile, due to the particularity of the position of the receiving assembly, the structure design is convenient for the sequential connection of the receiving antenna, the down-conversion assembly and the signal acquisition unit. The utility model adopts a tile type structure design form, the input port connected with the receiving antenna is designed at the front position, the output port connected with the down-conversion assembly is designed at the back position, and the ports and the internal wiring are reasonably distributed, and the vertical interconnection structure is adopted at the connector port, so that the thickness of the module is reduced to the maximum extent, and the volume of the module in the Z direction is greatly saved; when the transmission line layout is designed, the vertical interconnection structure is flexibly used, and transmission signals are alternately transmitted on the front side and the back side of a product, so that the wiring layout is more compact, and the size of a module in the XY direction is greatly reduced; by adopting the vertical interconnection structure, signals are alternately transmitted on the front side and the back side of the assembly, so that the miniaturization and high integration of the receiving assembly are realized.
(2) The utility model carries out reasonable design on the ports, and the components can be directly plugged by adopting the adapter without welding redundant wires when the components are connected with the system, thereby greatly improving the reliability of the system.
(3) The utility model respectively performs radio frequency amplification on the L polarization signal and the R polarization signal, realizes the amplitude-phase control function of each channel, and finally outputs the signals to a down-conversion component; eight-channel receiving assemblies with completely same functions are used as basic units, and a plurality of receiving assemblies can be spliced, expanded and reconstructed to form a whole receiving array surface; the core performance indexes comprise: the functions of all channels such as active gain, noise coefficient, phase shift range, phase shift RMS, attenuation range, attenuation RMS, amplitude-phase consistency and the like are completely the same, selected devices are completely consistent, the channels are mutually independent, all channel circuits adopt completely the same topological structure, each channel can be used as a basic unit, and a synthetic network with different channel numbers is matched to realize the design of a receiving component with any channel number; the circuit network and the structural design of each channel follow the principle of high consistency, and the consistency of eight-channel signal transmission is realized to the maximum extent.
(4) The utility model integrates the circuits of a low noise amplifier, an amplitude-phase controller, a combining network, a calibration network and the like, realizes the functions of ultralow noise gain amplification, numerical control phase shift, numerical control attenuation, distribution coupling of calibration signals and the like of a receiving assembly, uses two MMIC chips in the assembly, carries out monolithic integrated design on the circuit functions of several general MMIC chips, improves the integration density, reduces the circuit area and simplifies the off-chip circuit, thereby reducing the assembly workload of the assembly.
Drawings
Fig. 1 is a schematic block diagram of an embodiment 1 of a Ka-band high-integration tile-type receiving device;
fig. 2 is a schematic block diagram of embodiments 2 and 3 of a Ka-band high-integration tile-type receiving device;
FIG. 3 is a top plan view of the upper surfaces of embodiments 2 and 3 of a Ka-band high-integration tile-type receiving device;
fig. 4 is schematic bottom surface views of Ka band high-integration tile-type receiving devices in embodiments 2 and 3.
Reference numerals:
1. a housing; 2. an L-polarized channel; 21. an L-polarization input interface; 22. an L-polarization coupler; 23. an L-polarization amplifier; 24. an L-polarization amplitude-phase controller; 25. an L-polarized synthetic network; 26. an L-polarization output interface; 3. an R-polarized channel; 31. an R-polarization input interface; 32. an R-polarization coupler; 33. an R-polarization amplifier; 34. an R polarization amplitude-phase controller; 35. r polarizes the synthetic network; 36. an R polarization output interface; 4. calibrating a channel; 41. calibrating the input interface; 42. the distribution network is calibrated.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
As shown in fig. 1, a Ka-band highly integrated tile-type receiving device includes a housing 1, and a tile-type L polarization channel 2, an R polarization channel 3, and a calibration channel 4 disposed inside and on the surface of the housing 1, where the calibration channel 4 is electrically connected to both the L polarization channel 2 and the R polarization channel 3;
the L-polarization channel 2 comprises an L-polarization input interface 21, an L-polarization coupler 22, an L-polarization amplifier 23, an L-polarization amplitude-phase controller 24, an L-polarization synthesis network 25 and an L-polarization output interface 26, which are electrically connected in sequence;
the L-polarization input interface 21 is arranged on the upper surface of the shell 1, the L-polarization output interface 26 is arranged on the lower surface of the shell 1, the L-polarization coupler 22, the L-polarization amplifier 23, the L-polarization amplitude-phase controller 24 and the L-polarization synthesis network 25 are all positioned on the lower portion of the shell 1, the L-polarization input interface 21 is vertically transited to the L-polarization coupler 22, and the L-polarization synthesis network 25 is vertically transited to the L-polarization output interface 26 twice.
Example 2
As shown in fig. 2, a Ka band highly integrated tile receiving device includes a housing 1, and a tile L polarization channel 2, an R polarization channel 3, and a calibration channel 4 disposed inside and on the surface of the housing 1, where the calibration channel 4 is electrically connected to both the L polarization channel 2 and the R polarization channel 3;
the L-polarization channel 2 comprises an L-polarization input interface 21, an L-polarization coupler 22, an L-polarization amplifier 23, an L-polarization amplitude-phase controller 24, an L-polarization synthesis network 25 and an L-polarization output interface 26, which are electrically connected in sequence;
the L-polarization input interface 21 is arranged on the upper surface of the shell 1, the L-polarization output interface 26 is arranged on the lower surface of the shell 1, the L-polarization coupler 22, the L-polarization amplifier 23, the L-polarization amplitude-phase controller 24 and the L-polarization synthesis network 25 are all positioned on the lower part of the shell 1, the L-polarization input interface 21 is vertically transited to the L-polarization coupler 22, and the L-polarization synthesis network 25 is vertically transited to the L-polarization output interface 26 twice;
the L-polarization input interface 21, the L-polarization coupler 22, the L-polarization amplifier 23, and the L-polarization amplitude-phase controller 24 which are electrically connected are 8 groups, and each group has the same topological structure, and the L-polarization amplitude-phase controller 24 of each group is electrically connected to the L-polarization synthesis network 25;
the L-polarization amplifier 23 is a low noise amplifier;
the R polarization channel 3 comprises an R polarization input interface 31, an R polarization coupler 32, an R polarization amplifier 33, an R polarization amplitude-phase controller 34, an R polarization synthesis network 35 and an R polarization output interface 36 which are sequentially and electrically connected;
the R polarization input interface 31 is arranged on the upper surface of the shell 1, the R polarization output interface 36 is arranged on the lower surface of the shell 1, the R polarization coupler 32, the R polarization amplifier 33, the R polarization amplitude-phase controller 34 and the R polarization synthesis network 35 are all positioned on the lower part of the shell 1, the R polarization input interface 31 is vertically transited to the R polarization coupler 32, and the R polarization synthesis network 35 is vertically transited to the R polarization output interface 36 twice;
the R polarization input interface 31, the R polarization coupler 32, the R polarization amplifier 33, and the R polarization amplitude and phase controller 34 which are electrically connected are 8 groups, each group has the same topological structure, and the R polarization amplitude and phase controller 34 of each group is electrically connected with the R polarization synthesis network 35;
the R-polarization amplifier 33 is a low noise amplifier;
the calibration channel 4 comprises a calibration input interface 41 arranged on the lower surface of the housing 1 and a calibration distribution network 42 arranged inside the housing 1;
an output interface of the calibration distribution network 42 is electrically connected to both the L-polarization coupler 22 and the R-polarization coupler 32;
the L-polarization input interface 21, the R-polarization input interface 31, the L-polarization output interface 26, the R-polarization output interface 36 and the calibration input interface 41 are all straight connectors;
the L-polarization input interface 21, the R-polarization input interface 31 and the calibration input interface 41 all comprise airtight waveguide ports;
the L-polarization coupler 22 and the R-polarization coupler 32 are both coupled line directional couplers;
the L-polarization amplifier 23, the L-polarization amplitude-phase controller 24, the R-polarization amplifier 33 and the R-polarization amplitude-phase controller 34 all comprise MMIC chips, and the L-polarization amplitude-phase controller 24 and the R-polarization amplitude-phase controller 34 are integrated with serial-parallel conversion, numerical control attenuation, numerical control phase shift and switching; the calibration distribution network 42 is a wilkinson splitter;
the L-polarization reception path 2 and the R-polarization reception path 3 use transmission lines of the same length and the same specification devices.
Example 3
A Ka frequency band high-integration tile-type receiving device is described in detail by taking an example of inputting a 28GHz dual-polarized signal. Fig. 2 is a schematic block diagram of a receiving module according to this embodiment, where the receiving module has four L-polarization input interfaces 21, one L-polarization output interface 26, four R-polarization input interfaces 31, one R-polarization output interface 36, and one calibration input interface 41.
When the assembly works in a receiving state, a radio-frequency signal received by the antenna enters the receiving assembly through the input interface, and the radio-frequency signal is transmitted by the microstrip line after the receiving assembly is subjected to waveguide coaxial conversion. The radio frequency signal enters a low noise amplifier through a main channel of the coupling line directional coupler (the radio frequency signal only considers the insertion loss of a microstrip line), the amplifier performs low noise amplification on the received signal and then inputs the signal into an amplitude-phase controller to perform numerical control amplitude-phase control on the signal. The four processed L-polarized signals enter the same four-path synthesis network and are output through an L-polarized output interface 26; the four paths of R polarization signals enter another four paths of synthesis networks and are output through an R polarization output interface 36.
When the component works in a calibration state, a calibration signal output by an external calibration network enters a receiving component through a calibration input interface 41 of the component, the receiving component divides the calibration signal into eight calibration signals through a calibration distribution network 42, the calibration signal couples the calibration signal to a main radio frequency link through a coupling path of a coupling line directional coupler, then the calibration signal enters a low noise amplifier, the amplifier performs low noise amplification on the calibration signal and inputs the signal into an amplitude-phase controller, and numerical control amplitude-phase control is performed on the signal. The four processed L-polarized signals enter the same four-path synthesis network and are output through an L-polarized output interface 26; the four paths of R polarization signals enter another four paths of synthesis networks and are output through an R polarization output interface 36.
Fig. 3-4 are circuit layout diagrams of the interior of the receiving assembly structure, fig. 3 is a top view of the front side of the structure, fig. 4 is a top view of the back side of the structure, and fig. 3 is a view taken after being flipped along the central axis to obtain fig. 4. As shown in fig. 3, an input signal received by the antenna is input from the front side, and is subjected to one-time vertical transition to the active circuit on the back side, low-noise amplification and amplitude-phase control of eight paths of signals are realized through the low-noise amplifier and the amplitude-phase controller, and the eight paths of signals are synthesized and then subjected to two-time vertical transition to enter the radio frequency output interface on the back side for output.
Similarly, the calibration input signal is input from the back side, goes through a vertical transition and then goes to the calibration distribution network 42 on the front side, the calibration signal is shunted and then goes through a vertical transition again, the calibration signal is coupled and input to the main radio frequency link through the coupling line directional coupler, and the eight paths of coupling signals are amplified, amplitude-phase controlled, synthesized and then go through two vertical transitions and then enter the radio frequency output interface on the back side for output.
As can be seen from fig. 3 and 4, the receiving assembly flexibly uses the vertical interconnection transition structure for many times, so that the routing layout is more compact, and the circuit network layout and the structural design of each channel are highly consistent, thereby realizing high integration and high consistency of the receiving assembly.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a high integrated tile formula receiving arrangement of Ka frequency channel which characterized in that: the calibration device comprises a shell (1), and a tile-type L polarization channel (2), an R polarization channel (3) and a calibration channel (4) which are arranged inside and on the surface of the shell (1), wherein the calibration channel (4) is electrically connected with the L polarization channel (2) and the R polarization channel (3);
the L-polarization channel (2) comprises an L-polarization input interface (21), an L-polarization coupler (22), an L-polarization amplifier (23), an L-polarization amplitude-phase controller (24), an L-polarization synthesis network (25) and an L-polarization output interface (26) which are electrically connected in sequence;
l polarization input interface (21) sets up the upper surface of casing (1), L polarization output interface (26) set up the lower surface of casing (1), L polarization coupler (22), L polarization amplifier (23), L polarization amplitude and phase controller (24) and L polarization synthesis network (25) all are located the lower part of casing (1), L polarization input interface (21) vertical transition to L polarization coupler (22), L polarization synthesis network (25) through twice vertical transition to L polarization output interface (26).
2. The Ka band high-integration tile type receiving device according to claim 1, wherein: the L-polarization input interface (21), the L-polarization coupler (22), the L-polarization amplifier (23) and the L-polarization amplitude and phase controller (24) which are electrically connected are at least 2 groups, the topological structures of the groups are the same, and the L-polarization amplitude and phase controller (24) of each group is electrically connected with the L-polarization synthesis network (25);
the L-polarization amplifier (23) is a low noise amplifier.
3. The Ka band high-integration tile type receiving device according to claim 1, wherein: the R polarization channel (3) comprises an R polarization input interface (31), an R polarization coupler (32), an R polarization amplifier (33), an R polarization amplitude-phase controller (34), an R polarization synthesis network (35) and an R polarization output interface (36) which are sequentially and electrically connected;
r polarization input interface (31) sets up the upper surface of casing (1), R polarization output interface (36) set up the lower surface of casing (1), R polarization coupler (32), R polarization amplifier (33), R polarization amplitude and phase controller (34) and R polarization synthesis network (35) all are located the lower part of casing (1), R polarization input interface (31) vertical transition to R polarization coupler (32), R polarization synthesis network (35) through twice vertical transition to R polarization output interface (36).
4. The Ka-band high-integration tile-type receiving device according to claim 3, wherein: the R polarization input interface (31), the R polarization coupler (32), the R polarization amplifier (33) and the R polarization amplitude and phase controller (34) which are electrically connected are at least 2 groups, the topological structures of each group are the same, and the R polarization amplitude and phase controller (34) of each group is electrically connected with the R polarization synthesis network (35);
the R-polarization amplifier (33) is a low noise amplifier.
5. The Ka-band high-integration tile-type receiving device according to claim 3, wherein: the calibration channel (4) comprises a calibration input interface (41) arranged on the lower surface of the shell (1) and a calibration distribution network (42) arranged inside the shell (1);
an output interface of the calibration distribution network (42) is electrically connected to both the L-polarized coupler (22) and the R-polarized coupler (32).
6. The Ka-band high-integration tile-type receiving device according to claim 5, wherein: the calibration distribution network (42) is arranged in the upper part of the housing (1), the calibration input interface (41) vertically transitions to the calibration distribution network (42), and the calibration distribution network (42) vertically transitions to the L-polarized coupler (22) and the R-polarized coupler (32).
7. The Ka-band high-integration tile-type receiving device according to claim 5, wherein: the L-polarization input interface (21), the R-polarization input interface (31), the L-polarization output interface (26), the R-polarization output interface (36) and the calibration input interface (41) are all straight connectors.
8. The Ka-band high-integration tile-type receiving device according to claim 5, wherein: the L-polarized input interface (21), the R-polarized input interface (31), and the calibration input interface (41) each comprise an airtight waveguide port;
the L-polarized coupler (22) and the R-polarized coupler (32) are both coupled line directional couplers.
9. The Ka-band high-integration tile-type receiving device according to claim 3, wherein: the L-polarization amplifier (23), the L-polarization amplitude-phase controller (24), the R-polarization amplifier (33) and the R-polarization amplitude-phase controller (34) all comprise MMIC chips, the L-polarization amplitude-phase controller (24) and the R-polarization amplitude-phase controller (34) are integrated with serial-parallel conversion, numerical control attenuation, numerical control phase shift and switching, and the L-polarization channel (2) and the R-polarization channel (3) use transmission lines with the same length and devices with the same specification.
10. The Ka-band high-integration tile-type receiving device according to claim 5, wherein: the calibration distribution network (42) is a Wilkinson splitter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122020877.5U CN216252707U (en) | 2021-08-25 | 2021-08-25 | Ka frequency channel high integration tile formula receiving arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122020877.5U CN216252707U (en) | 2021-08-25 | 2021-08-25 | Ka frequency channel high integration tile formula receiving arrangement |
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| CN216252707U true CN216252707U (en) | 2022-04-08 |
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| CN202122020877.5U Active CN216252707U (en) | 2021-08-25 | 2021-08-25 | Ka frequency channel high integration tile formula receiving arrangement |
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