CN108155904A - A kind of 8 road input radio frequency power combiner circuits - Google Patents
A kind of 8 road input radio frequency power combiner circuits Download PDFInfo
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- CN108155904A CN108155904A CN201810126166.6A CN201810126166A CN108155904A CN 108155904 A CN108155904 A CN 108155904A CN 201810126166 A CN201810126166 A CN 201810126166A CN 108155904 A CN108155904 A CN 108155904A
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L5/00—Automatic control of voltage, current, or power
- H03L5/02—Automatic control of voltage, current, or power of power
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Abstract
The invention discloses a kind of 8 road input radio frequency power combiner circuits, including：Signal input unit, power combing unit and signal output unit；Totally 8 tunnel, every one group of two tunnel are connected to the power combing unit to the signal input unit, and the power combing unit is coupled signal input unit described in next stage；4 road output units, every next group of the connection in one group of two tunnel power combing unit are generated, the signal for synthesizing 2 road output units is finally being coupled the signal output unit by afterbody power combing unit, and the signal output unit output signal is applied to load；The invention reduces the power consumption of balance resistance by adjusting impedance matchings at different levels, mutually isolated, good operating stability between signal.
Description
Technical field
The invention belongs to radio-frequency power supply fields, are related to a kind of 8 road input radio frequency power combiner circuits.
Background technology
The power synthetic technique power attenuation that general radio-frequency power supply uses currently on the market is big, hard board small volume,
Heat dissipation effect is poor, therefore influences each other in the case where component is influenced by temperature and between component, and stability is poor, reduces
The working performance of entire instrument；Therefore it needs to find a kind of power combing plate that can solve the problems, such as this.
Invention content
In view of this, it needs to overcome at least one of drawbacks described above of the prior art, the present invention provides the inputs of 8 tunnels
Radio-frequency power supply power synthesis circuit can effectively solve relevant issues, including：Signal input unit, power combing unit
And signal output unit；
The signal input unit includes first order signal input unit, second level signal input unit and the input of third level signal
Unit；
The power combing unit includes first order power combing unit, second level power combing unit and third level power combing
Unit,
And each power combing unit includes power combing component；
The first order signal input unit totally 8 tunnel, every one group of two tunnel are connected to the first order power combing unit, and described
Level-one power combing unit is coupled the second level signal input unit；
The second level signal input unit totally 4 tunnel, every one group of two tunnel are attached to the second level power combing unit, and described
Secondary power synthesis unit is coupled the third level signal input unit；
Totally 2 tunnel, the third level signal input unit are attached to the third level power and close the third level signal input unit
Into unit, the third level power combing unit is coupled the signal output unit, and the signal output unit is coupled load.
Further, on power combing plate, the power closes the 8 road input radio frequency power combiner circuit layout
Into a length of 180mm-185mm of plate, width 145mm-155mm.
Further, the signal input unit and the power combing unit include an adjustable condenser, described
The adjustable condenser of signal input unit and power combing unit composition adjusts the signal input unit and the power
The impedance adjusting part of synthesis unit impedance matching.
Further, the power combing unit includes isolation resistance and 2 variable inductances for power proportions distribution,
The variable inductance of the first order power combing unit is mutually parallel, the variable inductance of the second level power combing unit and institute
The variable inductance for stating first order power combing unit is vertical, and the variable inductance of the third level power combing unit is vertical or flat
Row, and certain distance is mutually kept between each variable inductance, for reducing mutual coupling, and then between reduction electric pole
Mutual inductance is interfered.
Further, the signal output unit includes adjustable condenser, adjustable condenser n（n≥1）It is a to be used to adjust
Save output terminal and the matched variable capacitance of load impedance.
The area of power combing plate described in the prior art, used at present is generally according to this patent background technology
182.62514x96.45219mm, and increase the face of its plate in one embodiment of the present of invention using 182.626x150.063mm
Product, improves its heat dissipation effect；By adjusting impedance balances at different levels, the power consumption of balance resistance is reduced, by improving the consistent of signal
Property improve combined coefficient, the degree of coupling of electronic component is effectively reduced, so as to further improving efficiency；The present invention uses 8 tunnels
Signal synthetic technology during the work time, when certain in pairs of two-way breaks down all the way, in addition remains able to normal work all the way
Make.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partly become from the following description
It obtains significantly or is recognized by the practice of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from the following description of the accompanying drawings of embodiments
Significantly and it is readily appreciated that, wherein：
Fig. 1 is 8 road input radio frequency power combiner circuit principle schematics；
Fig. 2 is 8 road input radio frequency power combiner circuit schematic diagrames；
In Fig. 1,101 be first order signal input unit 1,102 be first order signal input unit 2,103 be that first order signal is defeated
Enter unit 3,104 be first order signal input unit 4,105 be first order signal input unit 5,106 be the first order signal input
It is first order signal input unit 8,201 is that signal input in the second level is single that unit 6,107, which is first order signal input unit 7,108,
It is second level signal input unit 3,204 is second level signal input unit that member 1,202, which is second level signal input unit 2,203,
4,301 be third level signal input unit 1,302 be third level signal input unit 2,401 be signal output unit, and 11 be
It is first order power combing unit 3,14 is the first order that level-one power combing unit 1,12, which is first order power combing unit 2,13,
It is second level power combing unit 2,31 is third level power that power combing unit 4,21, which is second level power combing unit 1,22,
Synthesis unit；
In Fig. 2,1 is signal input unit, and 2 be power combing unit, and 3 be signal output unit.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not construed as limiting the claims.
In the description of the present invention, it is to be understood that term " on ", " under ", " bottom ", " top ", "front", "rear", " interior ",
The orientation or position relationship of the instructions such as " outer ", " horizontal stroke ", " perpendicular " are based on orientation shown in the drawings or position relationship, merely to just
In the description present invention and simplify description rather than instruction or imply signified device or element must have specific orientation, with
Specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connection " " connects
It is logical ", " connected ", " connection ", " cooperation " should be interpreted broadly, for example, it may be fixedly connected, be integrally connected or
It is detachably connected；It can be the connection inside two elements；It can be directly connected, the indirect phase of intermediary can also be passed through
Even；" cooperation " can be that the cooperation in face and face or point and the cooperation in face or line and face, the also cooperation including hole axle are right
For those of ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The inventive concept of the present invention is as follows, and by increasing the area of power combing plate, increasing contact area is scattered so as to enhance
Thermal effect, the layout between optimised devices increase the distance between component, and perpendicular or parallel arrangement at different levels is to reduce between inductance
Coupling so as to effectively reduce the interference of the mutual inductance between inductance, and then improves stability；Due to the use of power transistor not
The influence of the reasons such as consistent adjusts the impedance matching between each next stage transmission of input terminal using adjustable condenser, reduces balance
The power consumption of resistance, ideally, the performance number of balance resistance consumption is 0, so as to reduce the shadow of pairing success rate efficiency
It rings, therefore with clear advantage.
Below with reference to accompanying drawings come describe the present invention 8 road input radio frequency power combiner circuits, wherein Fig. 1 is 8 tunnels
Input radio frequency power combiner circuit principle schematic, Fig. 2 are 8 road input radio frequency power combiner circuit schematic diagrames, institute
Signal of the output signal of first order power combing unit as the second level signal input unit is stated, second described in every two tunnel
Grade signal input unit couples the second level power combing unit, the output signal conduct of the second level power combing unit
The signal of the third level signal input unit, third level signal input unit described in two tunnels couple the third level power combing
Unit, the input signal of the output signal of the third level power combing unit as the signal output unit, through described defeated
Go out unit and be transferred to load；Specifically, it is first order signal input unit（101 in Fig. 1）It is inputted to first order signal single
Member 8（108 in figure）, every two groups of a pair of input first order power combing unit 1（11 in figure）To first order power combing unit 4
（14 in figure）, such as first order signal input unit 1（101 in figure）With first order signal input unit 2（102 in figure）It is one
Group, as the first order power combing unit 1（11 in figure）Input signal；After impedance matching is adjusted, as described
Second level signal input unit（201,202,203 and 204 in Fig. 1）, by the second level power combing unit（21 in Fig. 1
And 22）It synthesizes and is used as the third level input signal after impedance adjusting（301 and 302 in Fig. 1）Input third level power combing
Unit 31 is finally delivered to the signal output unit progress and is matched with load impedance, load is made to obtain maximum power；
If 1 is the first order signal input unit in Fig. 2,2 be the first order signal synthesis unit, and 3 is defeated for monologue story-telling with gestures signal
Go out unit；Capacitance is for adjusting the impedance matching between transmission in figure, and resistance plays buffer action, and isolation is coupled bis- roads of Mei letter
Number, wherein not interfering with the normal work of other road signals when signal breaks down all the way.
According in this patent background technology to described in the prior art, traditional power combing plate power attenuation is big, hard board
Area is small, and heat dissipation effect is poor, and component is affected by temperature greatly, and overall stability is poor；And the present invention passes through the increase to circuit board
And the adjustment to input signal, power consumption is reduced, enhances the stability of instrument, therefore with clear advantage.
In addition, input radio frequency power combiner circuit in 8 road according to the present invention also has additional technical feature：
According to some embodiments of the present invention, the 8 road input radio frequency power combiner circuit is laid out on power combing plate,
A length of 180mm-185mm of the power combing plate, width 145mm-155mm increase power combing plate compared to original technology
Area, be on the one hand conducive to radiate, on the other hand can increase the distance of each component, fixed space set inductance between
Distance it is remote as far as possible, and between inductance it is vertical or it is arranged in parallel reduction its coupling, so as to effectively reduce inductance between
Mutual inductance, mutual interference under reduction.
According to some embodiments of the present invention, the signal input unit and the power combing unit can including one
Capacitance is adjusted, the adjustable condenser composition adjusting signal input of the signal input unit and the power combing unit is single
The first and described matched impedance adjusting part of power combing cell impedance makes load obtain maximum power after carrying out impedance adjusting,
So as to reduce energy consumption.
According to some embodiments of the present invention, the power combing unit includes isolation resistance and is distributed for power proportions
2 variable inductances, the variable inductance of the first order power combing unit is mutually parallel, the second level power combing unit
Variable inductance it is vertical with the variable inductance of the first order power combing unit, the third level power combing unit it is variable
Inductance is perpendicular or parallel, and mutually keeps certain distance between each variable inductance, for reducing mutual coupling, and then drops
Mutual inductance interference between low electric pole；Two input signals consumption work(when 2 variable inductances for power proportions distribution are equal
Rate is identical；When wherein certain breaks down all the way, the isolation resistance can be held signal input unit described in 2 tunnels that isolation resistance is coupled
By a part of power to ensure another way and other normal works at different levels, the power of the small isolation resistance consumption of perfect condition is
0。
According to some embodiments of the present invention, the signal output unit includes adjustable condenser, adjustable condenser n
（n≥1）It is a to be used to adjust output terminal and the matched variable capacitance of load impedance.
According to some embodiments of the present invention, the signal input unit includes adjustable condenser.
It is any to refer to that " one embodiment ", " embodiment ", " illustrative examples " etc. mean to combine embodiment description
Specific component, structure or feature are included at least one embodiment of the present invention.This specification everywhere this schematically
Statement is not necessarily referring to identical embodiment.Moreover, when describing specific component, structure or feature with reference to any embodiment
When, advocated, component, structure or feature with reference to as being realized other embodiments all fall within those skilled in the art
Within the scope of.
Although multiple illustrative examples with reference to the present invention have carried out the specific embodiment of the present invention detailed retouch
It states, it must be understood that those skilled in the art can be designed that various other improvement and embodiment, these improve and implement
Example will be fallen within spirit and scope.Specifically, in aforementioned disclosure, attached drawing and the scope of the claims
Within, rational variations and modifications are made in terms of the arrangement that can be laid out in parts and/or sub-combination, without departing from
The spirit of the present invention.In addition to the variations and modifications in terms of parts and/or layout, range is by appended claims and its is equal
Object limits.
Claims (6)
1. a kind of 8 road input radio frequency power combiner circuits, which is characterized in that including：Signal input unit, power combing list
Member and signal output unit；
The signal input unit includes first order signal input unit, second level signal input unit and the input of third level signal
Unit；
The power combing unit includes first order power combing unit, second level power combing unit and third level power combing
Unit,
And each power combing unit includes power combing component；
The first order signal input unit totally 8 tunnel, every one group of two tunnel are connected to the first order power combing unit, and described
Level-one power combing unit is coupled the second level signal input unit；
The second level signal input unit totally 4 tunnel, every one group of two tunnel are attached to the second level power combing unit, and described
Secondary power synthesis unit is coupled the third level signal input unit；
Totally 2 tunnel, the third level signal input unit are attached to the third level power and close the third level signal input unit
Into unit, the third level power combing unit is coupled the signal output unit.
2. input radio frequency power combiner circuit in 8 road according to claim 1, which is characterized in that the 8 tunnel input is penetrated
Frequency power power synthesis circuit is laid out on power combing plate, a length of 180mm-185mm of the power combing plate, and width is
145mm-155mm。
3. input radio frequency power combiner circuit in 8 road according to claim 1, which is characterized in that the signal input
Unit and the power combing unit include an adjustable condenser.
4. input radio frequency power combiner circuit in 8 road according to claim 3, which is characterized in that the signal input
The adjustable condenser of unit and power combing unit composition adjusts the signal input unit and the power combing unit
The impedance adjusting part of impedance matching.
5. input radio frequency power combiner circuit in 8 road according to claim 1, which is characterized in that the power combing
Unit includes isolation resistance and 2 variable inductances for power proportions distribution.
6. input radio frequency power combiner circuit in 8 road according to claim 1, which is characterized in that the signal output
Unit includes adjustable condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810126166.6A CN108155904A (en) | 2018-02-08 | 2018-02-08 | A kind of 8 road input radio frequency power combiner circuits |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810126166.6A CN108155904A (en) | 2018-02-08 | 2018-02-08 | A kind of 8 road input radio frequency power combiner circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108155904A true CN108155904A (en) | 2018-06-12 |
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ID=62457113
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810126166.6A Pending CN108155904A (en) | 2018-02-08 | 2018-02-08 | A kind of 8 road input radio frequency power combiner circuits |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108667436A (en) * | 2018-08-17 | 2018-10-16 | 成都航天科工微电子系统研究院有限公司 | A kind of power synthesis network of low-loss power amplifier |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1107450A1 (en) * | 1999-12-03 | 2001-06-13 | Hitachi Kokusai Electric Inc. | Amplifier with distortion compensation |
| CN101320980A (en) * | 2007-12-27 | 2008-12-10 | 华为技术有限公司 | Transmitter and signal transmission method |
| CN202978836U (en) * | 2012-12-28 | 2013-06-05 | 深圳市共进电子股份有限公司 | 5 GHz frequency range high power synthesis circuit applied to wireless local area network (WLAN) products |
| US20160112021A1 (en) * | 2014-10-17 | 2016-04-21 | Daico Industries, Inc. | Rf/microwave high power switching combiner unit |
| CN207625537U (en) * | 2018-02-08 | 2018-07-17 | 江苏天瑞仪器股份有限公司 | A kind of 8 road input radio frequency power combiner circuits |
-
2018
- 2018-02-08 CN CN201810126166.6A patent/CN108155904A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1107450A1 (en) * | 1999-12-03 | 2001-06-13 | Hitachi Kokusai Electric Inc. | Amplifier with distortion compensation |
| CN101320980A (en) * | 2007-12-27 | 2008-12-10 | 华为技术有限公司 | Transmitter and signal transmission method |
| CN202978836U (en) * | 2012-12-28 | 2013-06-05 | 深圳市共进电子股份有限公司 | 5 GHz frequency range high power synthesis circuit applied to wireless local area network (WLAN) products |
| US20160112021A1 (en) * | 2014-10-17 | 2016-04-21 | Daico Industries, Inc. | Rf/microwave high power switching combiner unit |
| CN207625537U (en) * | 2018-02-08 | 2018-07-17 | 江苏天瑞仪器股份有限公司 | A kind of 8 road input radio frequency power combiner circuits |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108667436A (en) * | 2018-08-17 | 2018-10-16 | 成都航天科工微电子系统研究院有限公司 | A kind of power synthesis network of low-loss power amplifier |
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