CN202333104U - Network structure for millimetre-wave spatial power combination - Google Patents
Network structure for millimetre-wave spatial power combination Download PDFInfo
- Publication number
- CN202333104U CN202333104U CN2011204690883U CN201120469088U CN202333104U CN 202333104 U CN202333104 U CN 202333104U CN 2011204690883 U CN2011204690883 U CN 2011204690883U CN 201120469088 U CN201120469088 U CN 201120469088U CN 202333104 U CN202333104 U CN 202333104U
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- waveguide
- directional coupler
- power
- shaped junction
- power combination
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Abstract
The utility model relates to the technical field of power combination, and particularly discloses a network structure for millimetre-wave spatial power combination. The network structure for millimetre-wave spatial power combination comprises a first waveguide directional coupler, a second waveguide directional coupler and a waveguide T-shaped junction power combination network, wherein the first waveguide directional coupler is connected with the second waveguide directional coupler via the T-shaped junction power combination network; the T-shaped junction power combination network comprises a waveguide T-shaped junction power distributor, micro-strip probes and a waveguide T-shaped junction power combiner; and the waveguide T-shaped junction power distributor is connected with the waveguide T-shaped junction power combiner via N paths of the micro-strip probes. The structure greatly shrinks volume, realizes miniaturization and reduces loss, as well as has the advantages of being simple in machining, assembly and debugging, reliable in performance, small in volume, wide in frequency band, low in production cost etc.
Description
Technical field
The utility model relates to the power synthetic technique field, relates in particular to a kind of millimeter wave spatial power comprise network structure.
Background technology
With respect to the electrovacuum transmitter, the solid-state power amplifier in the solid state transmitter have the life-span long, volume is little, operating voltage is low, do not need advantage such as warm-up time, under the communication system trend toward miniaturization, obtained more and more widely using.But solid-state power amplifier spare power output is limited, for obtaining bigger power output, often need adopt power synthetic technique.Power is synthetic need be synthetic multicore sheet power output, thereby obtain high-power millimeter-wave signal output, synthetic for the millimeter wave spatial power, and designing millimeter wave power comprise network structure efficient, compact conformation is to closing main thing.
The utility model content
The purpose of the utility model is to above-mentioned technical problem, and a kind of millimeter wave spatial power comprise network structure is provided.
The purpose of the utility model realizes through following technical proposals:
A kind of millimeter wave spatial power comprise network structure; It is characterized in that comprising first guide directional coupler, second guide directional coupler, waveguide T type knot power comprise network; Said first guide directional coupler connects second guide directional coupler through T shape knot power comprise network; Said T type knot power comprise network comprises waveguide T type knot power divider, little band probe, waveguide T type knot power combiner, and said waveguide T type knot power divider connects waveguide T type knot power combiner through the little band probe in N road.
Preferably, above-mentioned N is 4.
Preferably, above-mentioned first guide directional coupler and second guide directional coupler all adopt the coupled structure of BJ320 waveguide H face.
The beneficial effect of the utility model: this structural change double-deck probe structure, overcome at the same space internal power and amplify interacting of chip, reduce power amplifier chip unsteadiness; Secondly, two-layer up and down through the waveguide bridge combination, two-part isolation about realizing, wherein a part is damaged, and can not influence or damage a part in addition; At last, this structure has been dwindled volume widely, has realized miniaturization, has reduced loss, characteristics such as have also simultaneously that process and assemble debugging is simple, dependable performance, volume are little, bandwidth, production cost are low.
Description of drawings
Accompanying drawing 1 is the structural representation of the millimeter wave spatial power comprise network structure of the utility model..
Accompanying drawing 2 is 4 road power comprise network structural representations.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing the utility model is further described.
Fig. 1 is the structural representation of the millimeter wave spatial power comprise network structure of the utility model; Comprise first guide directional coupler, second guide directional coupler, waveguide T type knot power comprise network; Said first guide directional coupler connects second guide directional coupler through T shape knot power comprise network; Said T type knot power comprise network comprises waveguide T type knot power divider, little band probe, waveguide T type knot power combiner, and said waveguide T type knot power divider connects waveguide T type knot power combiner through the little band probe in N road.Guide directional coupler is four port networks, is respectively input, straight-through output, coupling output, isolation end.Therefore this structural change double-deck probe structure, overcome at the same space internal power and amplify interacting of chip, reduce power amplifier chip unsteadiness; Secondly, two-layer up and down through the waveguide bridge combination, two-part isolation about realizing, wherein a part is damaged, and can not influence or damage a part in addition; At last, this structure has been dwindled volume widely, has realized miniaturization, has reduced loss, characteristics such as have also simultaneously that process and assemble debugging is simple, dependable performance, volume are little, bandwidth, production cost are low.
4 road power comprise network structural representations as shown in Figure 2.Preferably, above-mentioned N is 4.First guide directional coupler differs the two-way output phase from 90
0, to realize sending into T type structure 4 tunnel power division/comprise network respectively after the bisection of input power by it, second guide directional coupler is realized the synthetic of up and down two-layer 4 road T types knot power comprise network power output.8 road power comprise networks consist of the following components: first is a guide directional coupler, and the two-way output phase differs 90
0, realize the bisection of input power by it; Second portion is tied 4 tunnel power division/comprise network for the T type; Third part is a guide directional coupler, and the two-way output phase differs 90
0, realize the synthetic of up and down two-layer 4 road T types knot power comprise network power output by it.
Preferably, said first guide directional coupler and second guide directional coupler all adopt the coupled structure of BJ320 waveguide H face.This structure processing is simple, and tolerance is big, and channel isolation is high.
The utility model has favorable expansibility as the synthetic base unit of power, through stack, can obtain bigger power output.And this structure can also be used for other frequency range, realizes the high-power output of relevant frequency range.
Given coefficient and parameter in the above embodiments; Provide to those skilled in the art and realize or use the utility model; The utility model does not limit and only gets aforementioned disclosed numerical value; Under the situation of the utility model thought that does not break away from the utility model; Those skilled in the art can make various modifications or adjustment to the foregoing description, thereby the protection range of the utility model do not limit by the foregoing description, and should be the maximum magnitude that meets the inventive features that claims mention.
Claims (3)
1. millimeter wave spatial power comprise network structure; It is characterized in that comprising first guide directional coupler, second guide directional coupler, waveguide T type knot power comprise network; Said first guide directional coupler connects second guide directional coupler through T shape knot power comprise network; Said T type knot power comprise network comprises waveguide T type knot power divider, little band probe, waveguide T type knot power combiner, and said waveguide T type knot power divider connects waveguide T type knot power combiner through the little band probe in N road.
2. millimeter wave spatial power comprise network structure as claimed in claim 1 is characterized in that said N is 4.
3. millimeter wave spatial power comprise network structure as claimed in claim 2 is characterized in that said first guide directional coupler and second guide directional coupler all adopt the coupled structure of BJ320 waveguide H face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204690883U CN202333104U (en) | 2011-11-23 | 2011-11-23 | Network structure for millimetre-wave spatial power combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204690883U CN202333104U (en) | 2011-11-23 | 2011-11-23 | Network structure for millimetre-wave spatial power combination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202333104U true CN202333104U (en) | 2012-07-11 |
Family
ID=46445071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204690883U Expired - Lifetime CN202333104U (en) | 2011-11-23 | 2011-11-23 | Network structure for millimetre-wave spatial power combination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202333104U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966867A (en) * | 2015-06-29 | 2015-10-07 | 南京理工大学 | S wave band miniature double microwave self-load quadrature power divider |
-
2011
- 2011-11-23 CN CN2011204690883U patent/CN202333104U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966867A (en) * | 2015-06-29 | 2015-10-07 | 南京理工大学 | S wave band miniature double microwave self-load quadrature power divider |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |