CN216981909U - 2-20GHz ultra wide band receiving and dispatching power amplifier module - Google Patents
2-20GHz ultra wide band receiving and dispatching power amplifier module Download PDFInfo
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- CN216981909U CN216981909U CN202123323567.7U CN202123323567U CN216981909U CN 216981909 U CN216981909 U CN 216981909U CN 202123323567 U CN202123323567 U CN 202123323567U CN 216981909 U CN216981909 U CN 216981909U
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Abstract
The utility model provides a 2-20GHz ultra-wideband transceiver power amplifier module, which comprises a first transmitting channel, a second transmitting channel, a receiving channel, a control processing circuit and a power supply, wherein the first transmitting channel is connected with the second transmitting channel; the first transmitting channel and the second transmitting channel respectively comprise a first fixed attenuator, a first broadband driving chip, a temperature compensator, an equalizer, a second broadband driving chip, a second fixed attenuator, a broadband final power amplifier and a power directional coupler which are sequentially connected; the power directional couplers of the transmitting channel I and the transmitting channel II are connected through the single-pole double-throw switch I, the single-pole double-throw switch II and the single-pole double-throw switch III to realize the switching of the transmitting and receiving channels; the control processing circuit and the power supply are respectively connected with a broadband driving chip I, a broadband driving chip II and a broadband final-stage power amplifier in the transmitting channel I and the transmitting channel II. The utility model realizes a 2-20GHz ultra-wideband transceiver power amplifier module which meets the requirements of ultra-wideband, high power and miniaturization on a power amplifier in the field of electronic countermeasure.
Description
Technical Field
The utility model relates to the technical field of electronic countermeasure, in particular to a 2-20GHz ultra-wideband transceiver power amplifier module.
Background
Along with the requirement of higher and higher interference efficiency, the development of an ultra-wideband high-power interference transmitter is needed, and a core component of the interference transmitter, namely a power amplifier, becomes a decisive factor for limiting the interference efficiency. The existing electronic countermeasure field puts forward the requirements of ultra wide band, high power and miniaturization on the power amplifier.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a 2-20GHz ultra-wideband transceiver power amplifier module to meet the requirements of ultra-wideband, high power and miniaturization of a power amplifier in the field of electronic countermeasure.
The utility model provides a 2-20GHz ultra-wideband transceiver power amplifier module, which comprises a first transmitting channel, a second transmitting channel, a receiving channel, a control processing circuit and a power supply, wherein the first transmitting channel is connected with the second transmitting channel;
the first transmitting channel and the second transmitting channel respectively comprise a first fixed attenuator, a first broadband driving chip, a temperature compensator, an equalizer, a second broadband driving chip, a second fixed attenuator, a broadband final power amplifier and a power directional coupler which are sequentially connected; the power directional coupler of the transmitting channel I is connected with a contact I of the single-pole double-throw switch I; a contact II of the single-pole double-throw switch I is connected with a contact I of the single-pole double-throw switch III; the fixed end of the single-pole double-throw switch I is connected with a transmitting end Tx 1; the power directional coupler of the transmitting channel II is connected with a contact I of the single-pole double-throw switch II; a second contact of the single-pole double-throw switch II is connected with a second contact of the single-pole double-throw switch III; the fixed end of the first single-pole double-throw switch is connected with a transmitting end Tx 2; the fixed end of the single-pole double-throw switch III is a receiving channel and is connected with a receiving end Rx;
the control processing circuit and the power supply are respectively connected with the broadband driving chip I, the broadband driving chip II and the broadband final-stage power amplifier in the first transmitting channel and the second transmitting channel.
In some embodiments, the first emission channel and the second emission channel further comprise a temperature sensor; the temperature sensor is arranged at a position close to the broadband final power amplifier and is connected with the control processing circuit and the power supply.
In some embodiments, the first and second transmission channels further comprise a detector chip; the detection chip is arranged at the output end of the broadband final power amplifier and is connected with the control processing circuit and the power supply.
In some embodiments, the control processing circuit includes a reference clock source, a RAM module, and an interface chip, which are connected in sequence.
In some embodiments, there are multiple interface chips.
In some embodiments, the power supply comprises a DC-DC module for connecting an external power supply, a power supply filter and a plurality of low dropout linear regulators; and the low dropout linear regulators are connected with the DC-DC module.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
the utility model realizes a 2-20GHz ultra-wideband transceiver power amplifier module which meets the requirements of ultra-wideband, high power and miniaturization on a power amplifier in the field of electronic countermeasure, the linear gain of 3-level power amplifiers is about 39dB, the gain of the 3-level power amplifiers is adjustable, and the gain adjustable range of the whole transmitting link is 0-4 dB.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a structural diagram of a 2-20GHz ultra-wideband transceiver module according to an embodiment of the utility model.
Fig. 2 is a schematic diagram of a first transmit channel and a second transmit channel according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of a control processing circuit according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of a power supply of an embodiment of the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, the present embodiment provides a 2-20GHz ultra-wideband transceiver module, which includes a first transmitting channel, a second transmitting channel, a receiving channel, a control processing circuit, and a power supply;
as shown in fig. 2, the first transmission channel and the second transmission channel each include a first fixed attenuator, a first broadband driving chip, a temperature compensator, an equalizer, a second broadband driving chip, a second fixed attenuator, a final broadband power amplifier, and a directional power coupler, which are connected in sequence; the power directional coupler of the transmitting channel I is connected with a contact I of the single-pole double-throw switch I; a contact II of the single-pole double-throw switch I is connected with a contact I of the single-pole double-throw switch III; the fixed end of the single-pole double-throw switch I is connected with a transmitting end Tx 1; the power directional coupler of the transmitting channel II is connected with a contact I of the single-pole double-throw switch II; a second contact of the single-pole double-throw switch II is connected with a second contact of the single-pole double-throw switch III; the fixed end of the single-pole double-throw switch I is connected with a transmitting end Tx 2; the fixed end of the single-pole double-throw switch III is a receiving channel and is connected with a receiving end Rx;
the control processing circuit and the power supply are respectively connected with a broadband driving chip I, a broadband driving chip II and a broadband final-stage power amplifier in the transmitting channel I and the transmitting channel II.
The working principle is as follows: an input signal is amplified in power through a driving part (a broadband driving chip I and a broadband driving chip II) to provide driving power required by a broadband final power amplifier, wherein the fixed attenuator I and the fixed attenuator II can adjust gain and improve standing waves, the combination of a temperature compensator and an equalizer is controlled through a control processing circuit, in-band balance compensation between 0 dB and 4dB can be achieved, a single-pole double-throw switch I, a single-pole double-throw switch II and a single-pole double-throw switch are used for selecting corresponding transmitting and receiving channels, simultaneous dual-channel transmitting interference can be met, and one-transmitting and one-receiving interference can be achieved.
As shown in fig. 1 and 2, the first emission channel and the second emission channel further include temperature sensors; the temperature sensor is arranged at a position close to the broadband final power amplifier and is connected with the control processing circuit and the power supply. The temperature of the broadband final power amplifier is monitored through the temperature sensor, and the monitored temperature is transmitted to the control processing circuit, so that over-temperature protection is achieved.
As shown in fig. 2, the first transmitting channel and the second transmitting channel further include a detector chip; the detection chip is arranged at the output end of the broadband final-stage power amplifier and is connected with the control processing circuit and the power supply, and the standing wave detected by the detection chip is transmitted to the control processing circuit to realize standing wave protection.
The control processing circuit comprises a reference clock source (such as 40MHz), an RAM module and an interface chip which are connected in sequence. The number of the interface chips is multiple, as shown in fig. 3, the interface chip includes a first interface chip, a second interface chip, a third interface chip, and the like, so as to connect each device in the first transmission channel and the second transmission channel, thereby realizing the power-on time sequence protection function of the broadband final-stage power amplifier, detecting and reporting the state of the power amplifier module in real time, effectively protecting the working state of the power amplifier module, and providing various types of modulation signal input of AM by remote control external signals.
The power supply comprises a DC-DC module used for connecting an external power supply, a power filter and a plurality of low dropout linear voltage regulators; and the low dropout linear regulators are connected with the DC-DC module. As shown in fig. 4, the DC-DC module includes a first DC-DC module and a second DC-DC module, and the low dropout linear regulator includes a first low dropout linear regulator LDO1, a second low dropout linear regulator LDO2, a third low dropout linear regulator LDO3, a fourth low dropout linear regulator LDO4, and a fifth low dropout linear regulator LDO 5;
the first DC-DC module is used for converting +28V voltage input by an external power supply into +5.5V voltage and respectively supplying the +5V voltage to the first low dropout regulator LDO1, the second low dropout regulator LDO2 and the third low dropout regulator LDO 3; then, the first LDO1 converts the +5.5V voltage into a-5V voltage, the second LDO2 converts the +5.5V voltage into a +5V voltage, and the third LDO3 converts the +5.5V voltage into a +3.3V voltage.
The second DC-DC module is used for converting +28V voltage input by an external power supply into +5.5V voltage and +12V voltage and respectively supplying the +5V voltage and the +12V voltage to the four LDO4 and the five LDO5 of the low dropout linear regulator; the four LDO4 LDO converts +5.5V to +5V, and the five LDO5 LDO converts +5.5V to-30V.
The power supply filter is used for filtering +28V voltage input by an input external power supply.
Therefore, the power supply can provide various voltages required by the whole power amplification module.
In some embodiments, the first broadband driver chip and the second broadband driver chip both use HMC462 DIE chips. The broadband final-stage high-power amplifier adopts a WFD02020-P40-1 power chip. The first single-pole double-throw switch, the second single-pole double-throw switch and the third single-pole double-throw switch all adopt WFDN102000250 switch chips. The first fixed attenuator is an input fixed attenuator WSDG000400-04, and the attenuation ratio is 5 dB; the second fixed attenuator is an inter-stage attenuator, the model of the second fixed attenuator is WSDG000180-03, and the attenuation step is 0.25 dB. The model of the temperature compensator is WSD0016-1, and the temperature compensation range is 2 dB.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A2-20 GHz ultra-wideband transceiver power amplifier module is characterized by comprising a first transmitting channel, a second transmitting channel, a receiving channel, a control processing circuit and a power supply;
the first transmitting channel and the second transmitting channel respectively comprise a first fixed attenuator, a first broadband driving chip, a temperature compensator, an equalizer, a second broadband driving chip, a second fixed attenuator, a broadband final power amplifier and a power directional coupler which are sequentially connected; the power directional coupler of the transmitting channel I is connected with a contact I of the single-pole double-throw switch I; a contact II of the single-pole double-throw switch I is connected with a contact I of the single-pole double-throw switch III; the fixed end of the single-pole double-throw switch I is connected with a transmitting end Tx 1; the power directional coupler of the transmitting channel II is connected with a contact I of the single-pole double-throw switch II; a second contact of the single-pole double-throw switch II is connected with a second contact of the single-pole double-throw switch III; the fixed end of the single-pole double-throw switch I is connected with a transmitting end Tx 2; the fixed end of the single-pole double-throw switch III is a receiving channel and is connected with a receiving end Rx;
the control processing circuit and the power supply are respectively connected with a broadband driving chip I, a broadband driving chip II and a broadband final-stage power amplifier in the transmitting channel I and the transmitting channel II.
2. The 2-20GHz ultra-wideband transceiver power amplifier module of claim 1, wherein the first transmit channel and the second transmit channel further comprise a temperature sensor; the temperature sensor is arranged at a position close to the broadband final power amplifier and is connected with the control processing circuit and the power supply.
3. The 2-20GHz ultra-wideband transceiver power amplifier module of claim 1, wherein the first transmitting channel and the second transmitting channel further comprise a detector chip; the detection chip is arranged at the output end of the broadband final power amplifier and is connected with the control processing circuit and the power supply.
4. The 2-20GHz ultra-wideband transceiver power amplifier module of claim 1, wherein the control processing circuit comprises a reference clock source, an RAM module and an interface chip which are connected in sequence.
5. The 2-20GHz ultra-wideband transceiver-amplifier module of claim 4, wherein there are a plurality of interface chips.
6. The 2-20GHz ultra-wideband transceiver power amplifier module of claim 1, wherein the power supply comprises a DC-DC module for connecting with an external power supply, a power filter and a plurality of low dropout linear regulators; and the low dropout linear regulators are connected with the DC-DC module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123323567.7U CN216981909U (en) | 2021-12-27 | 2021-12-27 | 2-20GHz ultra wide band receiving and dispatching power amplifier module |
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| CN202123323567.7U CN216981909U (en) | 2021-12-27 | 2021-12-27 | 2-20GHz ultra wide band receiving and dispatching power amplifier module |
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| CN216981909U true CN216981909U (en) | 2022-07-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115426000A (en) * | 2022-08-31 | 2022-12-02 | 集益威半导体(上海)有限公司 | Analog receiving front-end circuit |
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2021
- 2021-12-27 CN CN202123323567.7U patent/CN216981909U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115426000A (en) * | 2022-08-31 | 2022-12-02 | 集益威半导体(上海)有限公司 | Analog receiving front-end circuit |
| CN115426000B (en) * | 2022-08-31 | 2023-07-04 | 集益威半导体(上海)有限公司 | Analog receiving front-end circuit |
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