CN202918267U - Microwave signal gating apparatus - Google Patents
Microwave signal gating apparatus Download PDFInfo
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- CN202918267U CN202918267U CN201220437531.3U CN201220437531U CN202918267U CN 202918267 U CN202918267 U CN 202918267U CN 201220437531 U CN201220437531 U CN 201220437531U CN 202918267 U CN202918267 U CN 202918267U
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- coupler
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- phase shifter
- phase
- amplifier
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Abstract
The utility model relates to a microwave signal gating apparatus comprising a first coupler, a second coupler, a first phase shifter, a second phase shifter, a first amplifier and a second amplifier. The input terminal of the first coupler receives a microwave signal inputted externally; and the output terminal thereof is respectively connected with the first phase shifter and the second phase shifter. The first phase shifter is connected with the first amplifier to form a first path of radio frequency signal link; and the second phase shifter is connected with the second amplifier to form a second path of radio frequency signal link. The input terminal of the second coupler is respectively connected with the first amplifier and the second amplifier; and the second coupler has two output terminals which are a first output terminal and a second output terminal. According to the utility model, because the phase shifters are respectively arranged in the two paths of radio frequency signal links needing power synthesizing, the functions of power synthesizing and the switch gating of the branch couplers are simultaneously completed, thereby saving the cost and improving the performance.
Description
Technical field
The utility model relates to a kind of microwave signal strobe unit, particularly relates to the microwave signal strobe unit that adopts the microwave branch coupler to realize the microwave switch function.
Background technology
When needs carry out gating to microwave signal, often use microwave switch to realize gating function in the microwave circuit.Microwave switch commonly used has two classes: mechanical type microwave switch and semi-conductor type microwave switch.
Mechanical type microwave switch principle is to contact the gating function of realizing microwave signal by Electric Machine Control machinery.
Semi-conductor type microwave switch principle is that by conducting and the cut-off that electric control realizes semiconductor device that add to semiconductor device, thereby realization is to the gating function of ripple signal.
When microwave signal power hour, realize that with microwave switch gating function does not have any problem, but when microwave signal power was very large, the loss that microwave switch brings can not be ignored by system, because this loss means the hear rate of higher cost and Geng Gao.Be illustrated in figure 1 as traditional microwave circuit output signal gating schematic diagram, microwave signal realizes signal gating by switch after power is synthetic.
The utility model content
The purpose of this utility model is to overcome the above-mentioned deficiency of prior art, a kind of microwave signal strobe unit is provided, by in the synthetic two-way radiofrequency signal link of required power, respectively increasing a phase shifter, the function of the synthetic and switching gate of power is finished branch coupler in realization simultaneously, save the gating switch of microwave circuit after power is synthetic, put forward high performance purpose thereby realize saving cost.
Above-mentioned purpose of the present utility model mainly is achieved by following technical solution:
A kind of microwave signal strobe unit, comprise the first coupler, the second coupler, the first phase shifter, the second phase shifter, the first amplifier and the second amplifier, wherein the input of the first coupler receives the microwave signal of outside input, output respectively with the first phase shifter be connected phase shifter and be connected, the first phase shifter is connected with the first amplifier, form first via radiofrequency signal link, the second phase shifter is connected with the second amplifier, form the second tunnel radiofrequency signal link, the input of the second coupler connects respectively the first amplifier and the second amplifier, output is two, be respectively the first output and the second output, by the signal phase difference of two phase shifter control two-way radiofrequency signal links, realize that microwave signal is to the gating of the second coupler output.
In above-mentioned microwave signal strobe unit, the first phase shifter and the second phase shifter select 0 ° ,+90 ° and-90 ° of optional output phase shifters, when the phase shift value of two phase shifters so that two way microwave signals when the phase difference of the first output of the second coupler is 0 °, microwave signal is from the first output output of the second coupler; When the phase shift value of two phase shifters so that two way microwave signals when the phase difference of the second output of the second coupler is 0 °, microwave signal is from the second output output of the second coupler.
In above-mentioned microwave signal strobe unit, the first coupler and the second coupler are selected microstrip line branch coupler, Waveguide branching coupler or lange bridge.
The utility model compared with prior art has following beneficial effect:
(1) the utility model microwave signal strobe unit is by respectively increasing a phase shifter in the synthetic two-way radiofrequency signal link of required power, the function of the synthetic and switching gate of power is finished branch coupler in realization simultaneously, saved the gating switch of microwave circuit after power is synthetic, thereby realized saving cost, putting forward high performance purpose;
(2) the utility model microwave signal strobe unit is by increasing by two phase shifters, the loss of having saved a microwave switch, so the increase of the gross output of system in link;
(3) the utility model microwave signal strobe unit has been saved the loss of a microwave switch in microwave circuit, therefore in the situation of the gross output that satisfies identical systems, can select lower-cost low power devices to carry out power and synthesize, and then save the cost of whole product;
(4) owing to the power that needs in the HIGH-POWERED MICROWAVES circuit of prior art to pass through is very large, the microwave switch of therefore selecting all needs to bear high-power, and the required power that passes through of the utility model phase shifter is very little, has therefore greatly saved cost.
Description of drawings
Fig. 1 is traditional microwave circuit output signal gating schematic diagram;
Fig. 2 is the utility model microwave signal strobe unit structural representation.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Be illustrated in figure 2 as the utility model microwave signal strobe unit structural representation, this microwave signal strobe unit comprises the first coupler 3, the second coupler 8, the first phase shifter 4, the second phase shifter 5, the first amplifier 6 and the second amplifier 7, wherein the input of the first coupler 3 receives the microwave signal of outside input, output respectively with the first phase shifter 4 be connected phase shifter 5 and be connected, the first phase shifter 4 is connected with the first amplifier 6, form first via radiofrequency signal link, the second phase shifter 5 is connected with the second amplifier 7, form the second tunnel radiofrequency signal link, the input of the second coupler 8 connects respectively the first phase shifter 4 and the second phase shifter 5, output is two, be respectively the first output and the second output, by two phase shifters 4, the signal phase difference of 5 control two-way radiofrequency signal links realizes that microwave signal is to the gating of the second coupler 8 outputs.
Wherein the first phase shifter 4 and the second phase shifter 5 select 0 ° ,+90 ° and-90 ° of optional output phase shifters, when two phase shifters move 4,5 phase shift value so that two way microwave signals when the phase difference of the first output of the second coupler 8 is 0 °, microwave signal is from the first output output of the second coupler 8; When two phase shifters 4,5 phase shift value so that two way microwave signals when the phase difference of the second output of the second coupler 8 is 0 °, microwave signal is from the second output output of the second coupler 8.
The first coupler 3 and the second coupler 8 are selected microstrip line branch coupler, Waveguide branching coupler or lange bridge etc.These branch couplers can use in the same type pairing, also can mutually mix pairing and use.
The utility model is by adding the first phase shifter 4 and the second phase shifter 5 in traditional power synthesis circuit, control the phase difference of two-way composite signal by the phase shift value of adjusting phase shifter, realize the gating function of signal, saved the microwave switch device of output in the traditional circuit, reached the saving cost, put forward high performance purpose.
Embodiment 1
(1) first coupler 3 and the second coupler 8 are selected the microstrip line branch coupler, the first phase shifter and the second phase shifter select 0 ° ,+90 ° and-90 ° of optional output phase shifters.
When (2) first phase shifters 4 and 5 phase shifts of the second phase shifter were 0 ° simultaneously, microwave signal was from the output of " output 2 " port.
4 phase shifts of (3) first phase shifters are-90 °, and when 5 phase shifts of the second phase shifter were+90 °, microwave signal was from the output of " output 1 " port.
Embodiment 2
(1) first coupler 3 and the second coupler 8 are selected the lange bridge, the first phase shifter 4 and the second phase shifter 5 select 0 ° ,+90 ° and-90 ° of optional output phase shifters.
When (2) first phase shifters 4 and 5 phase shifts of the second phase shifter were 0 ° simultaneously, microwave signal was from the output of " output 2 " port.
(3)) 4 phase shifts of the first phase shifter are-90 °, and when 5 phase shifts of the second phase shifter were+90 °, microwave signal was from the output of " output 1 " port.
(1) first coupler 3 and the second coupler 8 are selected the Waveguide branching coupler, the first phase shifter 4 and the second phase shifter 5 select 0 ° ,+90 ° and-90 ° of optional output phase shifters.
When (2) first phase shifters 4 and 5 phase shifts of the second phase shifter were 0 ° simultaneously, microwave signal was from the output of " output 2 " port.
4 phase shifts of (3) first phase shifters are-90 °, and when 5 phase shifts of the second phase shifter were+90 °, microwave signal was from the output of " output 1 " port.
The content that is not described in detail in the utility model specification belongs to those skilled in the art's known technology.
Claims (3)
1. microwave signal strobe unit, it is characterized in that: comprise the first coupler, the second coupler, the first phase shifter, the second phase shifter, the first amplifier and the second amplifier, wherein the input of the first coupler receives the microwave signal of outside input, output respectively with the first phase shifter be connected phase shifter and be connected, the first phase shifter is connected with the first amplifier, form first via radiofrequency signal link, the second phase shifter is connected with the second amplifier, form the second tunnel radiofrequency signal link, the input of the second coupler connects respectively the first amplifier and the second amplifier, output is two, be respectively the first output and the second output, by the signal phase difference of two phase shifter control two-way radiofrequency signal links, realize that microwave signal is to the gating of the second coupler output.
2. a kind of microwave signal strobe unit according to claim 1, it is characterized in that: described the first phase shifter and the second phase shifter select 0 ° ,+90 ° and-90 ° of optional output phase shifters, when the phase shift value of two phase shifters so that two way microwave signals when the phase difference of the first output of the second coupler is 0 °, microwave signal is from the first output output of the second coupler; When the phase shift value of two phase shifters so that two way microwave signals when the phase difference of the second output of the second coupler is 0 °, microwave signal is from the second output output of the second coupler.
3. a kind of microwave signal strobe unit according to claim 1, it is characterized in that: described the first coupler and the second coupler are selected microstrip line branch coupler, Waveguide branching coupler or lange bridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220437531.3U CN202918267U (en) | 2012-08-30 | 2012-08-30 | Microwave signal gating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220437531.3U CN202918267U (en) | 2012-08-30 | 2012-08-30 | Microwave signal gating apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202918267U true CN202918267U (en) | 2013-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220437531.3U Expired - Lifetime CN202918267U (en) | 2012-08-30 | 2012-08-30 | Microwave signal gating apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN202918267U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016003437A1 (en) * | 2014-06-30 | 2016-01-07 | Advanced Bionics Ag | Radio frequency transmitter circuits that provide power to an implant device |
-
2012
- 2012-08-30 CN CN201220437531.3U patent/CN202918267U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016003437A1 (en) * | 2014-06-30 | 2016-01-07 | Advanced Bionics Ag | Radio frequency transmitter circuits that provide power to an implant device |
| US20170189694A1 (en) * | 2014-06-30 | 2017-07-06 | Advanced Bionics Ag | Radio frequency transmitter circuits that provide power to an implant device |
| US10258803B2 (en) | 2014-06-30 | 2019-04-16 | Advanced Bionics Ag | Radio frequency transmitter circuits that provide power to an implant device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |
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| CX01 | Expiry of patent term |