UHF-band high-power multifunctional transceiver assembly

Abstract

The invention discloses a UHF-band high-power multifunctional transceiver assembly, and belongs to the technical field of communication application. The device comprises an assembly power supply, a core control unit, a signal amplification assembly, a mode switching assembly and an assembly liquid cooling box body. The antenna has the functions of signal amplification, transmit-receive control, circuit protection and communication, and can carry out switching of multiple working modes and selection of polarization directions at the same time. On the basis of the high-power cooling requirement, all parts are subjected to integrated comprehensive structural design, the high-efficiency liquid-cooling heat dissipation and miniaturization design have the double advantages of high-efficiency liquid-cooling heat dissipation and miniaturization design, the problems that in the prior art, the quantity of equipment is large, wiring and installation are difficult and the like are solved, and the high-efficiency liquid-cooling heat dissipation device can be widely applied to equipment with high-power, miniaturization and multifunctional requirements.

Description

Technical Field

[0001] The invention belongs to the technical field of communication applications, and in particular relates to a UHF frequency band high-power multifunctional transceiver component. Background Art

[0002] As an important component in the electronic countermeasure system, the transceiver component has the characteristics of wide frequency band, small size, high output power, high transceiver isolation, etc. The commonly used transceiver components currently have a working bandwidth of tens of MHz and an output power of tens of watts, which cannot meet the needs of wide frequency band high-power suppression interference. In addition, the working mode is single and is often used for single-carrier communication interference. It is large in size, has many internal connections, is difficult to install and maintain, and is difficult to meet the overall requirements of the system. Summary of the invention

[0003] The technical problem to be solved by the present invention avoids the deficiencies in the above-mentioned background technology and provides a transceiver component. The present invention adopts liquid cooling to dissipate heat, which can not only timely guide the heat generated by the broadband high-power component, but also realize the miniaturization of the device. A mode switching component is added inside the component to realize the switching of four modes, and a medium-loaded cavity duplexer is applied to improve the isolation of the transceiver channel in multi-carrier.

[0004] The present invention is achieved through the following technical solutions:

[0005] A UHF band high-power multifunctional transceiver assembly, comprising:

[0006] A signal amplification component 1 for amplifying input signals, a core control component 2 for outputting logic control signals, and a mode switching component 3 for realizing transmission and reception isolation and polarization switching;

[0007] The power input end of the core control component is connected to the component power supply; its signal bidirectional port is connected to the host computer, used to receive the command of the host computer and report the working status and fault information to the host computer; its first output port is connected to the first input port of the signal amplification component, used to send the corresponding logic control signal to the signal amplification component and provide the working voltage; its second output port is connected to the first input port of the mode switching component, used to provide the working voltage to the mode switching component and send the corresponding logic control signal;

[0008] The signal input port of the signal amplifying component is used to receive an input signal; its output port is connected to the second input port of the mode switching component, and the antenna corresponding to the rear end of the mode switching component sends a signal;

[0009] Two bidirectional ports of the mode switching component are connected to corresponding antennas respectively; and its output port forwards information received by the antenna.

[0010] Furthermore, the signal amplification component includes an amplitude modulation and phase modulation module 5, a driving amplification module 6, a four-way branch 7, a final module 8, a four-way combiner 9, a filter 10 and a coupler 11 connected in sequence;

[0011] Among them, the amplitude modulation and phase modulation module 5 receives the input signal from the outside, and the output is connected to the driving amplifier module 6, and then enters the four-way branch 7 to divide the signal into four equal parts. The divided signal is power amplified by four final modules 8, and then enters the four-way combination 9 for signal synthesis, and then output to the filter 10 for filtering, and then coupled by the coupler 11 for output.

[0012] Furthermore, the first output port of the core control component is connected to the driving amplification module 5 of the signal amplification component.

[0013] Further, the mode switching component includes a transmission channel selection switch 12, a duplexer I13, a duplexer II14, a transceiver channel selection switch 15, a polarization selection switch 16, an antenna load 17HE, and a reception channel selection switch 18;

[0014] The input end of the transmission channel selection switch 12 is connected to the output end of the signal amplification component to realize the input of the signal, and the output end is respectively connected to the duplexer I13, the duplexer II14, and the transceiver channel selection switch 15;

[0015] The output ends of the duplexer I13 and the duplexer II14 are both connected to the two input ends of the receiving channel selection switch 18; the bidirectional ports of the duplexer I13 and the duplexer II14 are both connected to the two bidirectional ports of the transceiver channel selection switch 15;

[0016] The other bidirectional port of the transceiver channel selection switch 15 is connected to two antennas through a polarization selection switch; the output end of the polarization selection switch is connected to the antenna load 17;

[0017] The other input end of the receiving channel selection switch is connected to the output end of the transmitting and receiving channel selection switch 15 .

[0018] Furthermore, the second output port of the core control component is respectively connected to the transmission channel selection switch 12, the transceiver channel selection switch 15 and the polarization selection switch 16, and the reception channel selection switch 18 of the mode switching unit.

[0019] Furthermore, it also includes a cold plate; the signal amplification component, mode switching component, component power supply and core control component all adopt a modular design, and the four are screwed on both sides of the cold plate respectively; among them, the signal amplification component and the core control component are located on one side of the cold plate, and the mode switching component and the component power supply are located on the other side of the cold plate; and the components are connected by cables.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The final module in the signal amplification component of the present invention uses the accurate modeling of the power tube large signal model and the transmission line transformer to perform broadband impedance matching, which can greatly reduce the size of the device while keeping the output power unchanged;

[0022] 2. The duplexer in the mode switching assembly of the present invention adopts the form of a high-power miniaturized dielectric loading cavity, which has the advantages of small size, high passing power and high intermodulation suppression capability.

[0023] 3. In the mode switching assembly of the present invention, a high-power single-pole three-throw mechanical switch, two duplexers, a high-power single-pole four-throw mechanical switch, a double-pole double-throw high-power switch, and a high-power antenna load are used to realize multi-mode switching such as single reception, single transmission, and simultaneous transmission and reception, and realize the antenna polarization selection function;

[0024] 4. The present invention adopts optical fiber for communication, which has the advantages of small size, large capacity, long transmission distance, strong anti-interference ability, etc., and can meet the communication needs of high-power transceiver components. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is the electrical principle block diagram of the present invention.

[0026] Figure 2 It is an electrical principle block diagram of the signal amplification component of the present invention.

[0027] Figure 3 It is an electrical principle block diagram of the mode switching component of the present invention. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention and are not used to limit the present invention.

[0029] Reference Figures 1 to 3 The present invention comprises a signal amplification component 1, a core control component 2, a mode switching component 3, and a component power supply 4. Figure 1 It is the electrical principle block diagram of the present invention, and the embodiment is as follows Figure 1Connect the lines. The signal amplification component amplifies the input RF small signal to the large signal required by the component. The core control component 2 provides the working voltage and logic control signal required by the signal amplification component and the mode switching component, realizes the protection function of the component, has the ability to communicate with the host computer, can receive commands from the host computer, and report the working status and fault information of the component. The mode switching component 3 realizes the switch switching, transceiver isolation, and polarization switching functions of the component. The component power supply 4 converts the input DC500V voltage into the DC28V, DC15V, and DC5V required for work.

[0030] The signal amplifying component of the present invention comprises an amplitude modulation and phase modulation module 5, a driving amplifying module 6, an input bridge 7, a final module 8, an output bridge 9, a filter 10, and a coupler 11.

[0031] Figure 2 The signal amplification component of the present invention is a block diagram of the electrical principle. Figure 2 Connection line. The small signal input from the outside is first adjusted to the amplitude and phase consistency of the components through the amplitude modulation and phase modulation module 5, and then the signal enters the drive amplifier module 6 for the first amplification. The amplified signal is divided into four equal parts through the four-way branching road 7, and then enters the 4-way final module 8 for further amplification. The amplified four-way signal is power synthesized through the four-way combination road 9. The synthesized signal is filtered by the high power 10 and output after the coupler 11. The coupled signal is divided into two paths, one for power control of the core control component, and the other is directly output to the task system for calibration.

[0032] The mode switching component of the present invention includes a transmission channel selection switch 12, a duplexer I13, a duplexer II14, a transceiver channel selection switch 15, a polarization selection switch 16, an antenna load 17, and a receiving channel selection switch 18. The large signal output by the signal amplification component passes through the transmission channel selection switch 12, and can select single transmission, duplexer I13, and duplexer II14 respectively, and then passes through the transceiver channel selection switch 15 and the polarization selection switch 16, and selects antennas I and II before output. Similarly, the received external signal passes through antenna I and antenna II, enters the polarization selection switch 16, and can select antenna load 17, or select single reception, duplexer I13, duplexer II14, and receiving channel selection switch 18, and then receives and outputs.

[0033] Brief working principle of the present invention:

[0034] The input RF signal is amplified by the signal amplifier component, and then passes through the mode switching component to realize the component mode selection, transceiver isolation, and polarization switching functions. The core control component provides component control, protection, and communication functions, and the component power supply converts the input DC500V into the DC voltage required by the component.

[0035] The installation structure of the present invention is as follows:

[0036] The component has its own cold plate inside, and the rest of the components are modularly designed and screwed on both sides of the cold plate. The signal amplification component and core control component are on one side, the mode switching component and component power supply are on the other side, and the modules are connected by cables. Through the layered design, the heat generated by the components during operation can be promptly exported, which can improve the reliability of the equipment and increase the isolation between the transmitting and receiving channels.

[0037] It should be noted that the above description is only a preferred application example of the present invention and is not intended to limit the protection scope of the present invention. Any technical solution using equivalent replacement or equivalent transformation is within the protection scope of the present invention.

Claims

1. A UHF band high-power multifunctional transceiver component, characterized in that: include: A signal amplification component (1) for amplifying an input signal, a core control component (2) for outputting a logic control signal, and a mode switching component (3) for realizing transmission and reception isolation and polarization switching; The power input end of the core control component is connected to the component power supply; its signal bidirectional port is connected to the host computer, used to receive the command of the host computer and report the working status and fault information to the host computer; its first output port is connected to the first input port of the signal amplification component, used to send the corresponding logic control signal to the signal amplification component and provide the working voltage; Its second output port is connected to the first input port of the mode switching component, and is used to provide the mode switching component with an operating voltage and send a corresponding logic control signal; The signal input port of the signal amplifying component is used to receive an input signal; Its output port is connected to the second input port of the mode switching component, and the signal is sent by the antenna corresponding to the rear end of the mode switching component; Two bidirectional ports of the mode switching component are connected to corresponding antennas respectively; and its output port forwards information received by the antenna.

2. A UHF band high-power multifunctional transceiver assembly according to claim 1, characterized in that: The signal amplification component comprises an amplitude modulation and phase modulation module (5), a driving amplification module (6), a four-way branch (7), a final module (8), a four-way combination (9), a filter (10) and a coupler (11) which are connected in sequence; The amplitude modulation and phase modulation module (5) receives an input signal from the outside, and the output is connected to the driving amplifier module (6), and then enters the four-way branching (7) to divide the signal into four equal parts. The divided signals are power amplified by four final modules (8), and then enter the four-way combination (9) for signal synthesis, and then output to the filter (10) for filtering, and then coupled by the coupler (11) for output.

3. A UHF band high-power multifunctional transceiver assembly according to claim 2, characterized in that: The first output port of the core control component is connected to the driving amplification module (5) of the signal amplification component.

4. The UHF band high-power multifunctional transceiver assembly according to claim 1, characterized in that: The mode switching component includes a transmission channel selection switch (12), a duplexer I (13), a duplexer II (14), a transceiver channel selection switch (15), a polarization selection switch (16), an antenna load (17), and a HE receiving channel selection switch (18); The input end of the transmission channel selection switch (12) is connected to the output end of the signal amplification component to realize the input of the signal, and the output end is respectively connected to the duplexer I (13), the duplexer II (14), and the transceiver channel selection switch (15); The output ends of the duplexer I (13) and the duplexer II (14) are both connected to the two input ends of the receiving channel selection switch (18); the bidirectional ports of the duplexer I (13) and the duplexer II (14) are both connected to the two bidirectional ports of the receiving and transmitting channel selection switch (15); The other bidirectional port of the transceiver channel selection switch (15) is connected to two antennas via a polarization selection switch; the output end of the polarization selection switch is connected to an antenna load (17); The other input end of the receiving channel selection switch is connected to the output end of the transmitting and receiving channel selection switch (15).

5. The UHF band high-power multifunctional transceiver assembly according to claim 1, characterized in that: The second output port of the core control component is respectively connected to the transmission channel selection switch (12), the transceiver channel selection switch (15) and the polarization selection switch (16), and the reception channel selection switch (18) of the mode switching unit.

6. The UHF band high-power multifunctional transceiver assembly according to claim 1, characterized in that: It also includes a cold plate; the signal amplification component, mode switching component, component power supply and core control component all adopt a modular design, and the four are screwed on both sides of the cold plate; among them, the signal amplification component and the core control component are located on one side of the cold plate, and the mode switching component and the component power supply are located on the other side of the cold plate; cables are used to connect the components.

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