CN205595433U

CN205595433U - Nonbinary waveguide inner space power combining amplifier

Info

Publication number: CN205595433U
Application number: CN201521111979.6U
Authority: CN
Inventors: 王斌
Original assignee: CETC 54 Research Institute
Current assignee: CETC 54 Research Institute
Priority date: 2015-12-29
Filing date: 2015-12-29
Publication date: 2016-09-21
Anticipated expiration: 2025-12-29

Abstract

The utility model discloses a nonbinary waveguide inner space power combining amplifier, close moulding piece, one fen first distributor of two power, one minute two power subdividing orchestrations, output coupler and four ways power combiner including driving amplifier, power, the driving amplifier output port and one minute two power just the input of distributor link to each other, one minute two power has just respectively connect one fen two power subdividing orchestration on two outputs of distributor, has all connect a power to close the moulding piece on the output of every one minute two power subdividing orchestration, the power output that closes the moulding piece and four ways power combiner's input link to each other, connect the output coupler on four ways power combiner's the output, the synthetic mode of nonbinary waveguide inner space power is the replenishment synthetic to binary system power commonly used, adopts the power synthesis of optimum way can reduce the volume of equipment, the consumption that reduces equipment and the cost of equipment, has higher economic benefits.

Description

Spatial power synthesis amplifier in a kind of nonbinary waveguide

Technical field

This utility model relates to spatial power synthesis amplifier in a kind of nonbinary waveguide in wireless communication field, is particularly well-suited to make the power amplifier apparatus of communication channel.

Background technology

Owing to being affected by self Semiconductor Physics characteristic of Ka frequency range solid-state devices, the most also it is difficult to develop powerful Ka frequency range solid-state devices.In order to obtain bigger output, the method using power combing is needed to be concentrated in a power synthesis amplifier by multiple power devices；It addition, use multiple power source to carry out synthesis can also ensure in the case of losing efficacy in one or several source that system continued the work of fall volume.

At present, space power synthesis in Ka frequency range applies most power synthetic techniques to be waveguide.Ka band circuitry synthesis loss is relatively big, and during the synthesis of more way, power combining efficiency is relatively low；And space power synthesis can efficiently solve the power combining efficiency when heat radiation of each power single-chip can improve multichannel synthesis in waveguide, it is more suitably applied to Ka frequency range and produces bigger complete machine output.What at present application was more is limited to 2 tunnels, 4 tunnels, 8 tunnels, 16 tunnels etc. for binary power synthesis mode, i.e. power combing way, a lot of in the case of such synthesis way improper.In order to reduce the volume of power amplifier complete machine, weight as far as possible, non-binary synthetic schemes, the synthesis mode such as 3 tunnels, 6 tunnels, 12 tunnels, 24 tunnels, 48 tunnels etc. is also necessary.

Utility model content

The technical problems to be solved in the utility model is to provide spatial power synthesis amplifier in a kind of nonbinary waveguide, and this utility model can apply to multiple frequency ranges of satellite communication, has combined coefficient height, bandwidth, volume feature little, lightweight.

For solving above-mentioned technical problem, technical solution adopted in the utility model is:

Spatial power synthesis amplifier in a kind of nonbinary waveguide, it includes driving amplifier 1, power combing module 5, one-to-two power just allotter 20, one-to-two power redistributor 4, output coupler (7) and No. four power combiners 6, the output port of described driving amplifier 1 is connected with the input of one-to-two power just allotter 20, an one-to-two power redistributor 4 respectively it is connected on two outfans of described one-to-two power just allotter 20, it is connected to a power combing module 5 on the outfan of each one-to-two power redistributor, the outfan of described power combing module 5 and the input of No. four power combiners 6 are connected, it is connected to output coupler 7 on the outfan of No. four power combiners 6.

Further, described power combing module 5 is by three power amplifiers 9, one point of three input power divider 8, three-in-one output synthesizer 19 forms, the input of one point of three described input power divider 8 is connected with the outfan of one-to-two power redistributor 4, the outfan of described one point of three input power divider 8 input with three power amplifiers 9 one to one is connected, the input that the outfan of described three power amplifiers 9 forms with three-in-one output synthesizer 19 one to one is connected, the outfan of described three-in-one output synthesizer 19 and the input of No. four power combiners 6 are connected.

Further, also including that waveguide isolator 2, the positive input of waveguide isolator 2 are connected with the outfan of driving amplifier 1, the forward outfan of waveguide isolator 2 is connected with the input of one-to-two power just allotter 20.

Further, also including that one end of waveguide EH face transducer 3 is connected with the forward outfan of waveguide isolator 2, the other end of waveguide EH face transducer 3 is connected with the input of one-to-two power just allotter 20.

Further, described output coupler 7 is with forward coupling delivery outlet 13, forward coupling delivery outlet 14, reverse coupled delivery outlet 15.

Further, the described I and II branch-waveguide of three-in-one output synthesizer 19 is positioned at main road waveguide and is provided with rectangle and mates boss with the junction of main road waveguide, and the I and II branch-waveguide of three-in-one output synthesizer 19 is provided with the rectangle coupling boss of two relative extensions with the opening part of the branch-waveguide of the junction of main road waveguide.

Use and have the beneficial effects that produced by technique scheme:

This utility model is by the way of space power synthesis in a kind of nonbinary waveguide, it is achieved that 12 road power combing modules and 48 road power combing modules.This power combing mode is that the one to conventional binary power synthesis is supplemented, and uses the power combing of optimum way can reduce the volume of equipment, the power consumption reducing equipment and the production cost of equipment, has higher economic benefit.Frequency range of the present utility model is 25-31GHz, has the advantages that integrated level is high, low in energy consumption, wide frequency range, combined coefficient are high, stable and reliable for performance, and the beneficially application of system compact has bigger application value.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model；

Fig. 2 is power combing modular structure schematic diagram of the present utility model；

Fig. 3 is one point of three input power divider of this utility model or the structural representation of three-in-one output synthesizer；

Fig. 4 is this utility model No. four power combiner and the structural representation of output coupler；

Fig. 5 is the structural representation of ladder square column set in No. four power combiners of the present utility model；

Fig. 6 is one-to-two power of the present utility model just allotter and the attachment structure schematic diagram of one-to-two power redistributor；

Fig. 7 is this utility model waveguide EH face converter structure schematic diagram；

Fig. 8 is this utility model one-to-two power just dispensing arrangement schematic diagram；

Fig. 9 is that this utility model one-to-two power just allotter splits structural representation；

Figure 10 is this utility model one-to-two power redistributor structural representation；

Figure 11 is that this utility model one-to-two power redistributor splits structural representation；

Description of reference numerals: driving amplifier 1, waveguide isolator 2, EH face transducer 3, one-to-two power redistributor 4, power combing module 5, No. four power combiners 6, output coupler 7, one point of three input power divider 8, power amplifier 9, first synthesis piecemeal 10, second synthesis piecemeal 11, forward coupling delivery outlet 13, forward coupling delivery outlet 14, reverse coupled delivery outlet 15, upper piecemeal 16, lower piecemeal 17, ladder square column 18, three-in-one output synthesizer 19, one-to-two power just allotter 20, first first piecemeal 21, second first piecemeal 22, first piecemeal 23 again, second piecemeal 24 again, 3rd piecemeal 25 again.

Detailed description of the invention

With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.

As shown in Fig. 1, Fig. 5, Fig. 6, this utility model is spatial power synthesis amplifier in a kind of nonbinary Ka frequency range waveguide, including driving amplifier 1, waveguide isolator 2, waveguide EH face transducer 3；The outfan of driving amplifier 1 is connected with the positive input of waveguide isolator 2, waveguide isolator 2 connects with one end of waveguide EH face transducer 3, the other end of waveguide EH face transducer 3 is connected with the input of one-to-two power just allotter 20, an one-to-two power redistributor 4 respectively it is connected on two outfans of described one-to-two power just allotter 20, the output of each one-to-two power redistributor 4 is connected to a power combing module 5, the outfan of described power combing module 5 and the input of No. four power combiners 6 are connected, it is connected to output coupler 7 on the outfan of No. four power combiners 6.

The power combing module 5 that Fig. 2 show in this utility model, described power combing module 5 is made up of one point of three input power divider 8, three-in-one output synthesizer 19 and three power amplifiers 9；The input of one point of three described input power divider 8 is connected with the outfan of one-to-two power redistributor 4, the outfan of described one point of three input power divider 8 input with three power amplifiers 9 one to one is connected, the outfan of described three power amplifiers 9 input with three-in-one output synthesizer 19 one to one is connected, and the outfan of described three-in-one output synthesizer 19 and the input of No. four power combiners 6 are connected.

As shown in Figure 3, one point of three described input power divider is identical with three-in-one output synthesizer 19 structure, all being made up of the first synthesis piecemeal 10 and the second synthesis piecemeal 11, the first synthesis piecemeal 10 is tightened together by pin location screw with the second synthesis piecemeal 11；The main road waveguide that is positioned at of the I and II branch-waveguide of described three-in-one output synthesizer 19 and the junction of main road waveguide is provided with rectangle and mates boss, and the I and II branch-waveguide of three-in-one output synthesizer 19 is provided with the rectangle coupling boss of two relative extensions with the opening part of the branch-waveguide of the junction of main road waveguide.

Fig. 4 show this utility model Zhong No. tetra-power combiner 6 and the assembly of output coupler 7, and four H face, road power combiners 6 are tightened together by screw with output coupler 7；Forward coupling delivery outlet 13, forward coupling delivery outlet 14 and the reverse coupled delivery outlet 15 of coaxial form is had on output coupler 7；Four H face, road power combiners 6 have four input ports and an output port, as shown in Figure 4；Four H face, road power combiners 6 are made up of upper piecemeal 16 and lower piecemeal 17, and upper piecemeal 16 and lower piecemeal 17 are tightened together by pin location screw；Three ladder square columns 18 for impedance matching are had on the lower piecemeal 17 of No. four power combiners 6.

The one-to-two power showing shown in Fig. 5, Fig. 6, Fig. 7, Fig. 9 in this utility model just allotter 20, one-to-two power redistributor 4, waveguide EH face transducer 3 and the assembly of waveguide isolator 2；Described one-to-two power just allotter 19 is made up of the first first piecemeal 21 and the second first piecemeal 22, and the first first piecemeal 21 and the second first piecemeal 22 are tightened together by pin location screw；Described one-to-two power redistributor 20 by first again piecemeal 23, second piecemeal the 24, the 3rd piecemeal 25 more again form, first again piecemeal 23, second piecemeal the 24, the 3rd piecemeal 25 more again tightened together by pin location screw；

It is illustrated in figure 9 described driving amplifier 1, waveguide isolator 2, waveguide EH face transducer 3, one-to-two power just allotter, one-to-two power redistributor, four road power synthesis networks of waveguide output coupler 7 composition.

The brief operation principle of this utility model is as follows:

Radio-frequency input signals initially enters the driving amplifier with waveguide isolator, and radiofrequency signal is amplified into one-to-two power just allotter through driving amplifier；Radiofrequency signal after dividing equally respectively enters one-to-two power redistributor again, just achieves the four of input radio frequency signal and divides equally, four divide equally after radiofrequency signal each enter one point of three input power divider of correspondence and realize 12 road constant powers distribution；The signal ingoing power amplifier of 12 road constant power distribution carries out the amplification of power, amplify Hou 12 tunnel radiofrequency signal and respectively enter the input of three-in-one output synthesizer, the radiofrequency signal of four three-in-one output synthesizer outputs synthesizes through No. four power combiners, the final nonbinary power synthesis amplifier just achieving 48 road monolithics, the radio-frequency power after synthesis exports through output coupler.

Claims

null1. spatial power synthesis amplifier in a nonbinary waveguide，It is characterized in that: include driving amplifier (1)、Power combing module (5)、One-to-two power just allotter (20)、One-to-two power redistributor (4)、Output coupler (7) and No. four power combiners (6)，The output port of described driving amplifier (1) is connected with the input of one-to-two power just allotter (20)，One-to-two power redistributor (4) respectively it is connected on two outfans of described one-to-two power just allotter (20)，A power combing module (5) it is connected on the outfan of each one-to-two power redistributor，The outfan of described power combing module (5) and the input of No. four power combiners (6) are connected，It is connected to output coupler (7) on the outfan of No. four power combiners (6).
Spatial power synthesis amplifier in a kind of nonbinary waveguide the most according to claim 1, it is characterized in that: described power combing module (5) is by three power amplifiers (9), one point of three input power divider (8), three-in-one output synthesizer (19) forms, the input of one point of three described input power divider (8) is connected with the outfan of one-to-two power redistributor (4), the outfan of described one point of three input power divider (8) input with three power amplifiers (9) one to one is connected, the input that the outfan of described three power amplifiers (9) forms with three-in-one output synthesizer (19) one to one is connected, the outfan of described three-in-one output synthesizer (19) and the input of No. four power combiners (6) are connected.
Spatial power synthesis amplifier in a kind of nonbinary waveguide the most according to claim 1, it is characterized in that: also include waveguide isolator (2), the positive input of waveguide isolator (2) is connected with the outfan of driving amplifier (1), and the forward outfan of waveguide isolator (2) is connected with the input of one-to-two power just allotter (20).
Spatial power synthesis amplifier in a kind of nonbinary waveguide the most according to claim 3, it is characterized in that: also include that the one end in waveguide EH face transducer (3) is connected with the forward outfan of waveguide isolator (2), the other end in waveguide EH face transducer (3) is connected with the input of one-to-two power just allotter (20).
Spatial power synthesis amplifier in a kind of nonbinary waveguide the most according to claim 1, it is characterised in that: described output coupler (7) is with forward coupling delivery outlet (13), forward coupling delivery outlet (14), reverse coupled delivery outlet (15).
Spatial power synthesis amplifier in a kind of nonbinary waveguide the most according to claim 2, it is characterized in that: the described three-in-one I and II branch-waveguide of output synthesizer (19) is positioned at main road waveguide and is provided with rectangle and mates boss with the junction of main road waveguide, the I and II branch-waveguide of three-in-one output synthesizer (19) is provided with the rectangle coupling boss of two relative extensions with the opening part of the branch-waveguide of the junction of main road waveguide.