CN202034950U - High-power microwave signal source device with function of double-mode switching - Google Patents
High-power microwave signal source device with function of double-mode switching Download PDFInfo
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- CN202034950U CN202034950U CN2011200137311U CN201120013731U CN202034950U CN 202034950 U CN202034950 U CN 202034950U CN 2011200137311 U CN2011200137311 U CN 2011200137311U CN 201120013731 U CN201120013731 U CN 201120013731U CN 202034950 U CN202034950 U CN 202034950U
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- power amplifier
- pole double
- linear power
- switch
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Abstract
Disclosed is a high-power microwave signal source device with a function of double-mode switching. A signal transmitting unit consists of a frequency synthesis source, a mode switching unit consists of a first single-pole double-throw switch and a second single-pole double-throw switch, an amplifier unit consists of a first linear power amplifier and a second linear power amplifier, a regulating unit consists of an electrically controlled attenuator, and a control unit consists of a forward detecting module, a reverse detecting module and a control system. An output end of the frequency synthesis source is successively connected with the electrically controlled attenuator and the first single-pole double-throw switch in serials and then is connected with input ends of the first linear power amplifier and the second linear power amplifier, output ends of the first linear power amplifier and the second linear power amplifier are respectively connected with an input end of the second single-pole double-throw switch, an output end of the second single-pole double-throw switch is connected with input ends of the forward detecting module and the reverse detecting module respectively, output ends of the forward detecting module and the reverse detecting module are respectively connected with an input end of the control system, and an output end of the control system is connected with the frequency synthesis source, the first single-pole double-throw switch, the second single-pole double-throw switch, the first linear power amplifier and the second linear power amplifier respectively. The high-power microwave signal source device with the function of double-mode switching adopts the structural technology so that stability of power output is guaranteed, time of mode switching is greatly shortened, the whole testing efficiency is enhanced by 30% approximately, and the size is decreased one third as compared with that of devices with two kinds of single modes.
Description
Technical field
The utility model patent is to have a machine two-mode (continuous wave, impulse wave) the HIGH-POWERED MICROWAVES signal source of handoff functionality, multi-modulation scheme that this device height is integrated, low signal generator of making an uproar mutually, the power amplifier module of high power, low-power consumption can arbitrarily switch under two kinds of different working modes and shared port output; Especially it can be worked in the so wide frequency range of 0.35～6GHz.This equipment is widely used in filter, the power margin test of some passive devices such as duplexer under two kinds of different modes.
Background technology
Many duplexers, the manufacturer of filter, during the power margin of measurement products under continuous wave and two kinds of different modes of impulse wave, can use two kinds of different power amplifiers of continuous wave power and pulse power, earlier measured piece is connected under the continuous wave power amplifier and tests, behind the EOT, measured piece is pulled down, be connected on the pulse power amplifier and test.This test mode has hindered the raising of production capacity, but also needs to be equipped with the power margin tester of two cover single-modes, has also reduced workman's production efficiency when having increased production cost.
The utility model content
The purpose of this utility model provides a kind of and can use same output port in order to overcome the problem that above-mentioned producer occurs, and has the HIGH-POWERED MICROWAVES signal source of a machine two-mode handoff functionality, in order to improve testing efficiency.
The utility model adopts following technical scheme for achieving the above object:
The utlity model has the HIGH-POWERED MICROWAVES signal source device of a machine two-mode handoff functionality, form the signal transmitter unit by the frequency synthesis source; By the switches set of first, second single-pole double throw switch unit that becomes the mode; Form power amplification unit by first, second linear power amplifier; Form the power adjustments unit by electrically controlled attenuator; By the forward detection module, inverse detection module and control system are formed control unit; Wherein the output in frequency synthesis source is connected in series electrically controlled attenuator successively, connect first respectively behind the switch of first single-pole double throw, the input of second linear power amplifier, first, the output of second linear power amplifier connects the input of the switch of second single-pole double throw respectively, the output of the switch of second single-pole double throw connects the input of forward detection module and inverse detection module respectively, the output of forward detection module and inverse detection module is the input of connected control system respectively, the output of control system connects the frequency synthesis source respectively, first, the switch of second single-pole double throw, first, the control end of second linear power amplifier.
Be connected in series first, second isolator respectively between the switch of described first, second linear power amplifier and second single-pole double throw.
Be connected in series the 3rd isolator between the switch of described second single-pole double throw and forward detection module and the inverse detection module.
This practical patent has adopted following key technology:
1 has high stable state, high efficiency, high-power continuous wave power module and pulse power module.
2 high stables hang down and make an uproar the frequency synthesis source of multi-modulation scheme mutually.
The RS232 interface of 3 two-forties.
4 height are the numerical control electrically controlled attenuator accurately.
5 high powers, low-loss, the single-pole double throw RF switch of high response speed.
6 control INTERFACE DESIGN based on GCC platform C language development coding.
7 high efficiency integrated heat spreaders.
8 high-precision forward and reverse detection module and control system.
The HIGH-POWERED MICROWAVES signal source that a machine two-mode that adopts the said structure technology to form automaticallyes switch, the stability of power output is protected, and the mode switch time shortens greatly, and it is nearly 30% that whole testing efficiency improves, and two kinds of single-modes of volume ratio dwindle 1/3.
Description of drawings
Shown in Figure 1 is test philosophy of the present utility model.
Embodiment
Shown in Figure 1,101 outputs of multi-modulation scheme frequency synthesis source, through numerical control electrically controlled attenuator 201(control output level size), be connected to single-pole double throw RF switch 301, switch to continuous wave power amplifier 401 and impulse wave power amplifier 501 by single-pole double throw RF switch 301, by isolator 601,602(isolator 601, the 602nd, anti-stop signal total reflection is to linear power amplifier 401,501 damage), being connected to single-pole double throw RF switch 302(single-pole double throw RF switch 302 is to be used for switching continuous wave mode and impulse wave pattern), then by isolator 603 outputs, there are forward detection 701 and inverse detection 702 the power amplifier current state to be sent to the control system 801 of power amplifier simultaneously, handle the back by control system 801 and be sent to computer 111, show all test indexs by computer 111 by RS232/USB data wire 901.Controller 801 sends dependent instruction and comes control signal source 101, numerical control electrically controlled attenuator 201, coaxial switch 301, continuous wave power amplifier 401, impulse wave power amplifier 501, coaxial switch 302 by CON1, CON2, CON3, CON4, CON5, CON6.
Claims (3)
1. the HIGH-POWERED MICROWAVES signal source device with a machine two-mode handoff functionality is characterized in that: form the signal transmitter unit by frequency synthesis source (101); Switch (301,302) compositional model switch unit by first, second single-pole double throw; Form power amplification unit by first, second linear power amplifier (401,501); Form the power adjustments unit by electrically controlled attenuator (201); By forward detection module (701), inverse detection module (702) and control system (801) are formed control unit; Wherein the output of frequency synthesis source (101) is connected in series electrically controlled attenuator (201) successively, the switch of first single-pole double throw connects first respectively after (301), second linear power amplifier (401,501) input, first, second linear power amplifier (401,501) output connects the input of the switch (302) of second single-pole double throw respectively, the output of the switch of second single-pole double throw (302) connects the input of forward detection module (701) and inverse detection module (702) respectively, the output of forward detection module (701) and inverse detection module (702) is the input of connected control system (801) respectively, the output of control system (801) connects frequency synthesis source (101) respectively, first, the switch (301 of second single-pole double throw, 302), first, the control end of second linear power amplifier (401,501).
2. the HIGH-POWERED MICROWAVES signal source device with a machine two-mode handoff functionality according to claim 1, it is characterized in that: be connected in series first, second isolator (601,602) respectively between the switch (302) of described first, second linear power amplifier (401,501) and second single-pole double throw.
3. the HIGH-POWERED MICROWAVES signal source device with a machine two-mode handoff functionality according to claim 1, its spy
Levy and be: be connected in series the 3rd isolator (603) between the switch of described second single-pole double throw (302) and forward detection module (701) and the inverse detection module (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200137311U CN202034950U (en) | 2011-01-18 | 2011-01-18 | High-power microwave signal source device with function of double-mode switching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200137311U CN202034950U (en) | 2011-01-18 | 2011-01-18 | High-power microwave signal source device with function of double-mode switching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202034950U true CN202034950U (en) | 2011-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200137311U Expired - Fee Related CN202034950U (en) | 2011-01-18 | 2011-01-18 | High-power microwave signal source device with function of double-mode switching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202034950U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868862A (en) * | 2015-05-15 | 2015-08-26 | 四川龙瑞微电子有限公司 | Microwave power amplifier with switching function |
| CN105207647A (en) * | 2014-06-26 | 2015-12-30 | 苏州普源精电科技有限公司 | Radio frequency signal source for processing abrupt changing signals and radio frequency signal source capable of reducing signal leakage |
| CN109787586A (en) * | 2018-12-03 | 2019-05-21 | 京信通信系统（中国）有限公司 | Microwave power source |
-
2011
- 2011-01-18 CN CN2011200137311U patent/CN202034950U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207647A (en) * | 2014-06-26 | 2015-12-30 | 苏州普源精电科技有限公司 | Radio frequency signal source for processing abrupt changing signals and radio frequency signal source capable of reducing signal leakage |
| CN104868862A (en) * | 2015-05-15 | 2015-08-26 | 四川龙瑞微电子有限公司 | Microwave power amplifier with switching function |
| CN104868862B (en) * | 2015-05-15 | 2018-03-06 | 四川龙瑞微电子有限公司 | Microwave power amplifier with handoff functionality |
| CN109787586A (en) * | 2018-12-03 | 2019-05-21 | 京信通信系统（中国）有限公司 | Microwave power source |
| CN109787586B (en) * | 2018-12-03 | 2023-07-21 | 京信网络系统股份有限公司 | Microwave power source |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20200118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |