CN108712153A - A kind of power amplifier of variable polarization mode - Google Patents
A kind of power amplifier of variable polarization mode Download PDFInfo
- Publication number
- CN108712153A CN108712153A CN201810341926.5A CN201810341926A CN108712153A CN 108712153 A CN108712153 A CN 108712153A CN 201810341926 A CN201810341926 A CN 201810341926A CN 108712153 A CN108712153 A CN 108712153A
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- power
- numerical
- directional coupler
- amplifier
- detecting circuit
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- 230000010287 polarization Effects 0.000 title claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 230000003321 amplification Effects 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000010363 phase shift Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Abstract
The embodiment of the invention discloses a kind of power amplifiers of variable polarization mode, are related to microwave radio field, can include to realize various polarization modes, the present invention by numerical-control attenuator inside amplifier and digital phase shifter：Radiofrequency signal input amplifier, amplifier and load connect the power divider, power divider is separately connected digital phase shifter and numerical-control attenuator, and digital phase shifter connects directional coupler 1, radiofrequency signal 1 is exported after the connection of directional coupler 1 load and detecting circuit 1；Numerical-control attenuator connects the directional coupler 2, and radiofrequency signal 2 is exported after directional coupler connection load and detecting circuit 2；Detecting circuit 1 and the detecting circuit 2 transmit rectified signal to sequential control circuit and DC/DC conversion circuits, and digital phase shifter and numerical-control attenuator are transmitted separately into after crossing sequential control circuit and DC/DC conversion circuits；Sequential control circuit and DC/DC conversion circuits are connected with XCE connectors.The present invention is suitable for various military and civilian radar.
Description
Technical field
The present invention relates to microwave radio field more particularly to a kind of power amplifiers of variable polarization mode.
Background technology
The polarization mode of existing various systems both at home and abroad at present, mainly there is linear polarization (including horizontal polarization and vertical pole
Change two kinds) and circular polarisation mode, these polarization modes mainly apply in various military and civilian correlation radar, accordingly
There is the appearance of all kinds of power amplifiers.This class A amplifier A that my company designs and develops can mainly realize above-mentioned all kinds of polarization sides
Formula, and can realize elliptic polarization.Polarization mode is mainly to be realized by the form of antenna, and power amplifier is mainly day
Line provides power energy, and linear polarization may be implemented in general amplifier, can if with the same power amplifier of two-way
To realize circular polarisation, and to realize elliptic polarization and then need to control the progress of the power amplifier all the way output power meter phase in two-way
System.I can just realize such function by the power amplifier of company's design.The power amplifier uses modularized design, Mei Gemo
Block can work independently, and be attached using micro-strip or insulated terminal form between module, reduce Insertion Loss in this way and reduce ruler again
It is very little.
Invention content
The embodiment of the present invention provides a kind of power amplifier of variable polarization mode, can realize all kinds of polarization modes,
And it can realize elliptic polarization.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that：
Including：Amplifier, power divider, digital phase shifter, numerical-control attenuator, directional coupler 1, directional coupler 2,
Load, detecting circuit 1, detecting circuit 2, DC/DC conversions, sequential control circuit, XCE connectors；It is put described in radiofrequency signal input
Big device, the amplifier and the load connect the power divider, and the power divider is separately connected the number and moves
Phase device and the numerical-control attenuator, the digital phase shifter connect the directional coupler 1, and the connection of the directional coupler 1 is negative
It carries and exports radiofrequency signal 1 after detecting circuit 1；The numerical-control attenuator connects the directional coupler 2, the directional coupler
Radiofrequency signal 2 is exported after connection load and detecting circuit 2；The detecting circuit 1 and the detecting circuit 2 transmit rectified signal extremely
The sequential control circuit and the DC/DC conversion circuits, into after the excessively described sequential control circuit and the DC/DC conversion circuits
It is transmitted separately to the digital phase shifter and the numerical-control attenuator；The sequential control circuit and the DC/DC conversion circuits
It is connected with XCE connectors.
Further, using the form of 6 grades of Cascaded amplifications, wherein 3 grades of front powers for+5V, the 4th, 5 grade of use+8V is supplied
Electricity, and negative pressure sequential is needed to protect, final power pipe use+28V power supplies also need the protection of negative pressure sequential, realize the work(of 10W
Rate exports.
Further, it is sent into the numerical-control attenuator by the power divider, 1 tunnel after the amplifier amplification, separately
The digital phase shifter is sent on outer 1 tunnel, and the power of 2 road devices is identical at this time, and circular polarisation mode may be implemented；It is ellipse when needing to realize
When circular polarisation, the decaying code and 8 displacement phase codes in the numerical-control attenuator are controlled, different to obtain 2 road power, phase is same
Different signals, at this time by signal feeding antenna system elliptic polarization can be realized.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is power amplifier schematic diagram provided by the invention.
Specific implementation mode
To make those skilled in the art more fully understand technical scheme of the present invention, below in conjunction with the accompanying drawings and specific embodiment party
Present invention is further described in detail for formula.Embodiments of the present invention are described in more detail below, the embodiment is shown
Example is shown in the accompanying drawings, and in which the same or similar labels are throughly indicated same or similar element or has identical or class
Like the element of function.It is exemplary below with reference to the embodiment of attached drawing description, is only used for explaining the present invention, and cannot
It is construed to limitation of the present invention.Those skilled in the art of the present technique are appreciated that unless expressly stated, odd number shape used herein
Formula " one ", "one", " described " and "the" may also comprise plural form.It is to be further understood that the specification of the present invention
The middle wording " comprising " used refers to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that
Other one or more features of presence or addition, integer, step, operation, element, component and/or their group.It should be understood that
When we say that an element is " connected " or " coupled " to another element, it can be directly connected or coupled to other elements, or
There may also be intermediary elements.In addition, " connection " used herein or " coupling " may include being wirelessly connected or coupling.Here make
Wording "and/or" includes any cell of one or more associated list items and all combines.The art
Technical staff is appreciated that unless otherwise defined all terms (including technical terms and scientific terms) used herein have
Meaning identical with the general understanding of the those of ordinary skill in fields of the present invention.It should also be understood that such as general
Term, which should be understood that, those of defined in dictionary has a meaning that is consistent with the meaning in the context of the prior art, and
Unless being defined as here, will not be explained with the meaning of idealization or too formal.
The embodiment of the present invention provides a kind of power amplifier of variable polarization mode, as shown in Figure 1, including：Including：Amplification
Device, power divider, digital phase shifter, numerical-control attenuator, directional coupler 1, directional coupler 2, load, detecting circuit 1, inspection
Wave circuit 2, DC/DC conversions, sequential control circuit, XCE connectors；Radiofrequency signal inputs the amplifier, the amplifier and
The load connects the power divider, and the power divider is separately connected the digital phase shifter and the numerical control attenuation
Device, the digital phase shifter connect the directional coupler 1, are exported after the connection of the directional coupler 1 load and detecting circuit 1
Radiofrequency signal 1；The numerical-control attenuator connects the directional coupler 2, the directional coupler connection load and detecting circuit 2
Radiofrequency signal 2 is exported afterwards；The detecting circuit 1 and the detecting circuit 2 transmit rectified signal to the sequential control circuit and
The DC/DC conversion circuits, into the excessively described sequential control circuit and the DC/DC conversion circuits after be transmitted separately to the number
Phase shifter and the numerical-control attenuator；The sequential control circuit and the DC/DC conversion circuits are connected with XCE connectors.
Further, using the form of 6 grades of Cascaded amplifications, wherein 3 grades of front powers for+5V, the 4th, 5 grade of use+8V is supplied
Electricity, and negative pressure sequential is needed to protect, final power pipe use+28V power supplies also need the protection of negative pressure sequential, realize the work(of 10W
Rate exports.
Further, it is sent into the numerical-control attenuator by the power divider, 1 tunnel after the amplifier amplification, separately
The digital phase shifter is sent on outer 1 tunnel, and the power of 2 road devices is identical at this time, and circular polarisation mode may be implemented；It is ellipse when needing to realize
When circular polarisation, the decaying code and 8 displacement phase codes in the numerical-control attenuator are controlled, different to obtain 2 road power, phase is same
Different signals, at this time by signal feeding antenna system elliptic polarization can be realized.
Wherein amplifier realizes single supply work, only needs+28V power supplies and corresponding control interface that related behaviour can be realized
Make.
Each embodiment in this specification is described in a progressive manner, identical similar portion between each embodiment
Point just to refer each other, and each embodiment focuses on the differences from other embodiments.Especially for equipment reality
For applying example, since it is substantially similar to the method embodiment, so describing fairly simple, related place is referring to embodiment of the method
Part explanation.The above description is merely a specific embodiment, but protection scope of the present invention is not limited to
This, any one skilled in the art in the technical scope disclosed by the present invention, the variation that can readily occur in or replaces
It changes, should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claim
Subject to enclosing.
Claims (3)
1. a kind of power amplifier of variable polarization mode, which is characterized in that including：Amplifier, power divider, digital phase shift
Device, numerical-control attenuator, directional coupler 1, directional coupler 2, load, detecting circuit 1, detecting circuit 2, DC/DC conversions, sequential
Control circuit, XCE connectors；Radiofrequency signal inputs the amplifier, and the amplifier and the load connect the power point
Orchestration, the power divider are separately connected the digital phase shifter and the numerical-control attenuator, the digital phase shifter connection
The directional coupler 1, output radiofrequency signal 1 after the connection of the directional coupler 1 load and detecting circuit 1；The numerical control declines
Subtract device and connect the directional coupler 2, radiofrequency signal 2 is exported after the directional coupler connection load and detecting circuit 2；It is described
Detecting circuit 1 and the detecting circuit 2 transmit rectified signal to the sequential control circuit and the DC/DC conversion circuits, into
It is transmitted separately to the digital phase shifter and the numerical control attenuation after crossing the sequential control circuit and the DC/DC conversion circuits
Device；The sequential control circuit and the DC/DC conversion circuits are connected with XCE connectors.
2. a kind of power amplifier of variable polarization mode according to claim 1, which is characterized in that put using 6 grades of cascades
Big form, wherein 3 grades of front powers for+5V, the 4th, 5 grade of use+8V power supply, and negative pressure sequential is needed to protect, final power
Pipe use+28V power supplies, need negative pressure sequential to protect, realize the power output of 10W.
3. a kind of power amplifier of variable polarization mode according to claim 1, which is characterized in that the amplifier amplification
Afterwards by the power divider, the numerical-control attenuator is sent on 1 tunnel, and in addition the digital phase shifter is sent on 1 tunnel, at this time 2 tunnel
The power of device is identical, and circular polarisation mode may be implemented；When elliptic polarization to be realized, declining in the numerical-control attenuator is controlled
Subtract code and 8 displacement phase codes, different to obtain 2 road power, signal is sent into aerial system by the same different signal of phase at this time
Elliptic polarization can be realized in system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810341926.5A CN108712153A (en) | 2018-04-16 | 2018-04-16 | A kind of power amplifier of variable polarization mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810341926.5A CN108712153A (en) | 2018-04-16 | 2018-04-16 | A kind of power amplifier of variable polarization mode |
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| Publication Number | Publication Date |
|---|---|
| CN108712153A true CN108712153A (en) | 2018-10-26 |
Family
ID=63866675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201810341926.5A Pending CN108712153A (en) | 2018-04-16 | 2018-04-16 | A kind of power amplifier of variable polarization mode |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916908A (en) * | 2010-08-04 | 2010-12-15 | 中国人民解放军第二炮兵工程学院 | Electronic-control variable polarization system and method of moving communication panel antenna |
| CN102983411A (en) * | 2010-07-01 | 2013-03-20 | 中国电子科技集团公司第五十四研究所 | Polarization calibration method for antenna system with automatic polarization adjustment function |
| CN104007718A (en) * | 2014-05-07 | 2014-08-27 | 中国人民解放军63892部队 | Method and device for generating multi-polarization radio frequency signals |
| CN104348536A (en) * | 2013-07-30 | 2015-02-11 | 瞻博网络公司 | Methods and apparatus for multi-polarization antenna systems |
| CN104573772A (en) * | 2015-02-02 | 2015-04-29 | 周立明 | RFID (radio frequency identification) positioning and tracing device and method |
| CN105139047A (en) * | 2015-08-19 | 2015-12-09 | 南京理工大学 | Polarized RFID system without chips |
| CN106646386A (en) * | 2016-11-21 | 2017-05-10 | 北京无线电测量研究所 | Multi-polarization microwave emitter and emission method |
| CN107786186A (en) * | 2017-09-15 | 2018-03-09 | 电子科技大学 | Digital polar power combining methods |
-
2018
- 2018-04-16 CN CN201810341926.5A patent/CN108712153A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102983411A (en) * | 2010-07-01 | 2013-03-20 | 中国电子科技集团公司第五十四研究所 | Polarization calibration method for antenna system with automatic polarization adjustment function |
| CN101916908A (en) * | 2010-08-04 | 2010-12-15 | 中国人民解放军第二炮兵工程学院 | Electronic-control variable polarization system and method of moving communication panel antenna |
| CN104348536A (en) * | 2013-07-30 | 2015-02-11 | 瞻博网络公司 | Methods and apparatus for multi-polarization antenna systems |
| CN104007718A (en) * | 2014-05-07 | 2014-08-27 | 中国人民解放军63892部队 | Method and device for generating multi-polarization radio frequency signals |
| CN104573772A (en) * | 2015-02-02 | 2015-04-29 | 周立明 | RFID (radio frequency identification) positioning and tracing device and method |
| CN105139047A (en) * | 2015-08-19 | 2015-12-09 | 南京理工大学 | Polarized RFID system without chips |
| CN106646386A (en) * | 2016-11-21 | 2017-05-10 | 北京无线电测量研究所 | Multi-polarization microwave emitter and emission method |
| CN107786186A (en) * | 2017-09-15 | 2018-03-09 | 电子科技大学 | Digital polar power combining methods |
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Application publication date: 20181026 |