CN203968079U - A kind of ultrabroad band bounce frequency filter - Google Patents
A kind of ultrabroad band bounce frequency filter Download PDFInfo
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- CN203968079U CN203968079U CN201420349636.2U CN201420349636U CN203968079U CN 203968079 U CN203968079 U CN 203968079U CN 201420349636 U CN201420349636 U CN 201420349636U CN 203968079 U CN203968079 U CN 203968079U
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Abstract
The utility model relates to a kind of ultrabroad band bounce frequency filter, comprises housing, is provided with artificial circuit part and control circuit part in housing; Artificial circuit part is formed by the segmentation filter bank of seven sections of same structures, and each segmentation filter comprises two resonance modules, a switching diode array circuit and one group of choke; Resonance modules comprises impedance matching box resonator, after connecting by coupling inductor between two resonance modules, be combined into filter resonance circuit with switching diode array circuit, two resonant inductors are connected with the output of another resonance modules respectively as the input of the resonance modules connecting through coupling inductor; Digital control part comprises one group of high-voltage driving circuit and a digital control circuit, and digital control circuit connects high-voltage driving circuit, choke, switching diode array circuit successively, and described high-voltage driving circuit also comprises one group of π type filtering netwok.It has the advantages such as bandwidth, volume are little, high reliability.
Description
Technical field
The utility model relates to electronic communication field, and particularly a kind of broadband radiofrequency signal is amplified transmitting-receiving subassembly.
Background technology
Along with the develop rapidly of electronic communication, electromagnetic signal is day by day intensive, complicated, require more and more higher to the interference rejection of communication countermeasures equipment, frequency hopping radio set is as communication countermeasures equipment of new generation, there is stronger anti-interference, anti-interception capability, make it in modern electronic warfare, demonstrate huge superiority.Digital tuning filter is exactly for communication countermeasures equipment development critical component of new generation.He is placed in equipment receiver front end, for the unwanted electromagnetic signal of Channel division, anti-blocking and inhibition.Therefore, it has determined device sensitivity to a great extent, the realization of the important indicators such as noise factor, intermediate frequency and image frequency inhibition.Existing frequency hopping radio set volume is relatively excessive, and microminiature ultra broadband bounce frequency filter reduces to have very important effect to frequency hopping radio set volume, so development microminiature ultra broadband bounce frequency filter has great meaning.
Utility model content
The purpose of this utility model is to overcome the deficiency that above-mentioned prior art exists, and provides a kind of bandwidth, volume little, has good index and highly reliable performance, ultrabroad band bounce frequency filter applied widely.
The purpose of this utility model is achieved in that
A kind of ultrabroad band bounce frequency filter, comprises housing, it is characterized in that, is provided with artificial circuit part and control circuit part in described housing; Described artificial circuit part is formed by the segmentation filter bank of seven sections of same structures, and each segmentation filter comprises two resonance modules, a switching diode array circuit and one group of choke; Described resonance modules comprises impedance matching box resonator, after connecting by coupling inductor between described two resonance modules, be combined into filter resonance circuit with switching diode array circuit, two resonant inductors are connected with the output of another resonance modules respectively as the input of the resonance modules connecting through coupling inductor; Described digital control part comprises one group of high-voltage driving circuit and a digital control circuit, digital control circuit connects high-voltage driving circuit, choke, switching diode array circuit successively, and described high-voltage driving circuit also comprises one group of π type filtering netwok.
Described housing is the cube of 73MM*83MM*22MM.
Described bounce frequency filter is the bounce frequency filter of super wide frequency bandwidth between 1.0MHz-520MHz.Switching between each frequency range of bounce frequency filter realizes passage by digital control circuit and divides.
Described artificial circuit part is provided with put-through channel, and put-through channel is the radio frequency line of 50 ohm.Described artificial circuit part is formed by the segmentation filter bank of 7 sections of same structures, by 1 MHz-1.6MHz, 1.6 MHz-4MHz, 4 MHz-10MHz, 10 MHz-30MHz, 30 MHz-90MHz, 90 MHz-225MHz, 225 MHz-520MHz and put-through channel, (put-through channel is to be directly connected by the radio frequency line of 50 ohm to its 7 frequency ranges respectively, there is no resonance modules, requiring frequency range is whole frequency bandwidth 1.0MHz-520MHz) wide set composition, in different frequency ranges, work respectively.
Described digital control part is by digital frequency hopping switch driving circuit, storage and decoder the electric circuit constitute, frequency hopping switch driving circuit is made up of 10 railway digital frequency hopping switch driving circuits, and each digital frequency hopping switch driving circuit is made up of the first high drive triode, the second high drive triode and three resistance.10 railway digital frequency hopping switch driving circuits can extend to 16 railway digital frequency hopping switch driving circuits from 1 railway digital frequency hopping switch driving circuit, and the quantity of expansion is to be determined by the quantity of the output Dx of memory.The model of the first high drive triode and the second high drive triode is respectively MMSTA42 and MMDT5551, and resistance model is 0603.
Described storage and decoder circuit are that to be SN74LVC139 two translate four decoders and form for SST39VF400A-70-41-EKE chip and model by a model.
Described radio frequency analog part, seven frequency band filter working methods are identical, respectively by two matching inductors, two resonant inductors, coupling inductor, pin diode switch resonant capacitance array, radio-frequency range diverter switch array composition.Two main resonant circuits adopt coupling inductor to connect; Two matching inductors, as two input, outputs through two resonant inductors of coupling inductor connection, are connected with a resonant inductor centre tap input and another resonant inductor centre tap output respectively; Two resonant inductor one end are electrically connected with outer casing base, and the other end and pin diode switch resonant capacitance array electric connect to form main resonant circuit.Radio-frequency range diverter switch array is as the switching of three frequency band signals, and radio-frequency (RF) switch IC model is PE4259.
Described resonant inductor, matching inductor, coupling inductor adopt magnetic core with low loss coiling, and part adopts hollow coil coiling.
The beneficial effects of the utility model are as follows:
The utlity model has bandwidth, volume is little, its frequency band covers 1 Mhz ~ 520Mhz, size 73MM*83MM*22MM, it has good index and highly reliable performance, can be flexibly for multiple fields such as frequency hopping radio set, wideband signal source.
Brief description of the drawings
Fig. 1 is structural representation block diagram of the present utility model.
Fig. 2 is the each segmentation filter of the utility model isoboles.
Fig. 3 is the utility model set of number frequency hopping switch driving circuit schematic diagram.
Fig. 4 is the utility model one embodiment circuit diagram.
Fig. 5 is another embodiment circuit diagram of the utility model.
Fig. 6 is the utility model storage and decoder control principle drawing.
Fig. 7 to Figure 14 is that the utility model radio frequency converting switch principle part please refer to figure.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Referring to shown in Fig. 1 to Fig. 6, a kind of ultrabroad band bounce frequency filter, comprises housing, is provided with artificial circuit part and control circuit part in described housing; Described artificial circuit part is formed by the segmentation filter bank of seven sections of same structures, and each segmentation filter comprises two resonance modules, a switching diode array circuit and one group of choke; Described resonance modules comprises impedance matching box resonator, after connecting by coupling inductor between described two resonance modules, be combined into filter resonance circuit with switching diode array circuit, two resonant inductors are connected with the output of another resonance modules respectively as the input of the resonance modules connecting through coupling inductor; Described digital control part comprises one group of high-voltage driving circuit and a digital control circuit, digital control circuit connects high-voltage driving circuit, choke, switching diode array circuit successively, and described high-voltage driving circuit also comprises one group of π type filtering netwok.
Described housing is the cube of 73MM*83MM*22MM.
Described bounce frequency filter is the bounce frequency filter of super wide frequency bandwidth between 1.0MHz-520MHz.
Described artificial circuit part is provided with put-through channel, and put-through channel is the radio frequency line of 50 ohm.
Described digital control part is by digital frequency hopping switch driving circuit, storage and decoder the electric circuit constitute, frequency hopping switch driving circuit is made up of 10 railway digital frequency hopping switch driving circuits, and each digital frequency hopping switch driving circuit is made up of the first high drive triode, the second high drive triode and three resistance.
In conjunction with Fig. 3 and Fig. 4, the operation principle of its digital frequency hopping switch driving circuit is: in the time that D1 is low level, AP1 is output as high level, and in the time that D1 is high level, AP1 is output as low level.Between Fig. 3 and Fig. 4, tie point is just at AP1, and object is to be outputed on Fig. 5 AP1 by Fig. 3 switch driving circuit handle+15V, and both are direct relations.
Shown in Fig. 6, described storage and decoder circuit are that to be SN74LVC139 two translate four decoders and form for SST39VF400A-70-41-EKE chip and model by a model.Its storage with decoding circuit operation principle is: communication equipment master control borad transmission frequency address control code is connected with digital tuning bounce frequency filter interface COM13, calls the data in SST39VF400A-70-4I-EKE memory.SST39VF400A-70-4I-EKE memory data IO mouth D0-D16 output height varying level, the digital frequency hopping switch driving circuit in control chart 3 is operated in different states.Decoding circuit control radio-frequency range diverter switch array be operated in different working frequency range (by Frequency Band Selection code A8, A9, A10 from decoding circuit out eight groups of decoding level obtain altogether 16 groups of level through inverter NC74SO4 again, control radio-frequency (RF) switch PE4259 by 16 groups of high and low level and realize eight section switching controls).
In conjunction with Fig. 1 and Fig. 2, it is digital control with the operation principle of radio frequency analog circuit is: two main resonant circuits adopt coupling inductors to be connected; Two matching inductors 1,2, as input, the output of two two resonant inductors 3,4 that connect through coupling inductor 5, are electrically connected with resonant inductor 3 centre tap inputs and resonant inductor 4 centre tap outputs respectively; Two resonant inductor 3,4 one end are electrically connected with outer casing base, and the other end and pin diode switch resonant capacitance array electric connect to form main resonant circuit; Storage is electrically connected with digital frequency hopping switch driving circuit with decoding circuit, storage is operated in different states from decoding circuit control figure frequency hopping switch driving circuit, numeral frequency hopping switch driving circuit is connected with pin diode switch resonant capacitance array electric, and whether the resonant capacitance in digital frequency hopping switch driving circuit control pin diode switch resonant capacitance array participates in resonance.(the corresponding control pin diode switch of 10 railway digital frequency hopping switch driving circuit resonant capacitance display Ye You 10 road resonant capacitances, it is lower that resonant capacitance participates in more its Frequency points of resonance way, otherwise frequency is just higher) all resonant inductors, matching inductor, coupling inductor adopt magnetic core with low loss coiling, and part adopts hollow coil coiling.Drive circuit high drive triode used model is MMDT5551, and control circuit storage model used is SST39VF400A-70-4I-EKE.Analog board and digiboard adopt building blocks laminated construction to integrate.Described can encapsulation, it is of a size of 73mm*83mm*22mm, tolerance: ± 0.2.
Microminiature ultra broadband bounce frequency filter of the present utility model, its radiofrequency signal is from being input to radio-frequency (RF) switch, after controlling selected frequency range, mate to matching inductor 1 through switch again, signal is passed to left side resonant inductor 1 and capacitor array 3, by resonant inductor 1 and electric capacity, signal is processed again, output signal is coupled through coupling inductance 2, then by the right resonant inductor 1 and capacitor array 3, signal is processed, and output signal is exported through radio-frequency (RF) switch after the right matching inductor 1 coupling again.
The principle features of the pocket super-broadband bounce frequency filter that in the utility model, Fig. 1-Fig. 4 and Fig. 6 have described, comprises digital control circuit, drive circuit, analog board resonant capacitance array.Digital control circuit core I C memory employing+3.3V voltage, drive circuit use+15V voltage.In analog board, PIN pipe model is selected BAP65-02.Wherein, radio frequency converting switch principle part please refer to shown in Fig. 7 to Figure 14.
Described radio frequency analog part: seven frequency band filter working methods are identical, respectively by two matching inductors, two resonant inductors, and coupling inductor (coupler), pin diode switch resonant capacitance array (as Fig. 3, AP1 output+15V in the time that D1 is 0 level; Fig. 5: AP1, VCC voltage are through diode reality LC resonance) radio-frequency range diverter switch array (realizing eight-in-one by switch in as Fig. 1 switches) composition.Two main resonant circuits adopt coupling inductor to connect; Two matching inductors, as two input, outputs through two resonant inductors of coupling inductor connection, are connected with a resonant inductor centre tap input and another resonant inductor centre tap output respectively; Two resonant inductor one end are electrically connected with outer casing base, and the other end and pin diode switch resonant capacitance array electric connect to form main resonant circuit.Described resonant inductor, matching inductor, coupling inductor adopt magnetic core with low loss coiling, it (is also can use air core coil with magnetic core with low loss that part adopts hollow coil coiling, available " the magnetic core with low loss coiling " that inductance value is large and little available " air core coil " of inductance value, adopt " air core coil " its Q value higher, loss is lower).
The above is optimal way of the present utility model; certainly can not limit with this interest field of the utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvement and variation, these improvement and variation are also considered as protection range of the present utility model.
Claims (6)
1. a ultrabroad band bounce frequency filter, comprises housing, it is characterized in that, is provided with artificial circuit part and digital control circuit part in described housing;
Described artificial circuit part is formed by the segmentation filter bank of seven sections of same structures, and each segmentation filter comprises two resonance modules, a switching diode array circuit and one group of choke;
Described resonance modules comprises impedance matching box resonator, after connecting by coupling inductor between described two resonance modules, be combined into filter resonance circuit with switching diode array circuit, two resonant inductors are connected with the output of another resonance modules respectively as the input of the resonance modules connecting through coupling inductor;
Described digital control part comprises one group of high-voltage driving circuit and a digital control circuit, digital control circuit connects high-voltage driving circuit, choke, switching diode array circuit successively, and described high-voltage driving circuit also comprises one group of π type filtering netwok.
2. ultrabroad band bounce frequency filter according to claim 1, is characterized in that the cube that described housing is 73MM*83MM*22MM.
3. ultrabroad band bounce frequency filter according to claim 1, is characterized in that, described bounce frequency filter is the bounce frequency filter of super wide frequency bandwidth between 1.0MHz-520MHz.
4. ultrabroad band bounce frequency filter according to claim 1, is characterized in that, described artificial circuit part is provided with put-through channel, and put-through channel is the radio frequency line of 50 ohm.
5. ultrabroad band bounce frequency filter according to claim 1, it is characterized in that, described digital control part is by digital frequency hopping switch driving circuit, storage and decoder the electric circuit constitute, frequency hopping switch driving circuit is made up of 10 railway digital frequency hopping switch driving circuits, and each digital frequency hopping switch driving circuit is made up of the first high drive triode, the second high drive triode and three resistance.
6. ultrabroad band bounce frequency filter according to claim 5, is characterized in that, described storage and decoder circuit are that to be SN74LVC139 two translate four decoders and form for SST39VF400A-70-41-EKE chip and model by a model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420349636.2U CN203968079U (en) | 2014-06-28 | 2014-06-28 | A kind of ultrabroad band bounce frequency filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420349636.2U CN203968079U (en) | 2014-06-28 | 2014-06-28 | A kind of ultrabroad band bounce frequency filter |
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| CN203968079U true CN203968079U (en) | 2014-11-26 |
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| CN201420349636.2U Expired - Fee Related CN203968079U (en) | 2014-06-28 | 2014-06-28 | A kind of ultrabroad band bounce frequency filter |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105322917A (en) * | 2015-11-20 | 2016-02-10 | 南京熊猫汉达科技有限公司 | A 30MHz-512MHz wide frequency band frequency hopping filter |
| CN105703787A (en) * | 2016-01-07 | 2016-06-22 | 广东圣大电子有限公司 | Large-power rapid change-over switch filter assembly |
| CN106506039A (en) * | 2016-12-13 | 2017-03-15 | 宝鸡烽火诺信科技有限公司 | Device control system is selected in a kind of shortwave prognosis |
| CN106788308A (en) * | 2017-01-18 | 2017-05-31 | 广东宽普科技股份有限公司 | PIN diode and varactor mating type bounce frequency filter |
| CN108957409A (en) * | 2018-07-12 | 2018-12-07 | 中国船舶重工集团公司第七二四研究所 | A kind of broadband transmitting-receiving subassembly improves the design method of anti-interference ability and miniaturization |
| CN110677139A (en) * | 2019-09-25 | 2020-01-10 | 北京中石正旗技术有限公司 | Numerical control band-pass filtering module |
| CN111969976A (en) * | 2020-08-12 | 2020-11-20 | 武汉博畅通信设备有限责任公司 | Five-in-one numerical control frequency hopping filter |
| CN112003586A (en) * | 2020-08-24 | 2020-11-27 | 武汉博畅通信设备有限责任公司 | Four-in-one co-site filter |
| CN113162571A (en) * | 2021-01-07 | 2021-07-23 | 同方电子科技有限公司 | Constant absolute bandwidth frequency hopping filter |
-
2014
- 2014-06-28 CN CN201420349636.2U patent/CN203968079U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105322917A (en) * | 2015-11-20 | 2016-02-10 | 南京熊猫汉达科技有限公司 | A 30MHz-512MHz wide frequency band frequency hopping filter |
| CN105703787A (en) * | 2016-01-07 | 2016-06-22 | 广东圣大电子有限公司 | Large-power rapid change-over switch filter assembly |
| CN105703787B (en) * | 2016-01-07 | 2018-10-16 | 广东圣大电子有限公司 | A kind of high-power quick converting switch filter assembly |
| CN106506039B (en) * | 2016-12-13 | 2019-05-03 | 宝鸡烽火诺信科技有限公司 | Device control system is selected in a kind of shortwave prognosis |
| CN106506039A (en) * | 2016-12-13 | 2017-03-15 | 宝鸡烽火诺信科技有限公司 | Device control system is selected in a kind of shortwave prognosis |
| CN106788308A (en) * | 2017-01-18 | 2017-05-31 | 广东宽普科技股份有限公司 | PIN diode and varactor mating type bounce frequency filter |
| CN106788308B (en) * | 2017-01-18 | 2024-04-16 | 广东宽普科技股份有限公司 | PIN diode and varactor diode combined frequency hopping filter |
| CN108957409A (en) * | 2018-07-12 | 2018-12-07 | 中国船舶重工集团公司第七二四研究所 | A kind of broadband transmitting-receiving subassembly improves the design method of anti-interference ability and miniaturization |
| CN110677139A (en) * | 2019-09-25 | 2020-01-10 | 北京中石正旗技术有限公司 | Numerical control band-pass filtering module |
| CN111969976A (en) * | 2020-08-12 | 2020-11-20 | 武汉博畅通信设备有限责任公司 | Five-in-one numerical control frequency hopping filter |
| CN111969976B (en) * | 2020-08-12 | 2023-06-30 | 武汉博畅通信设备有限责任公司 | Five-in-one numerical control frequency hopping filter |
| CN112003586A (en) * | 2020-08-24 | 2020-11-27 | 武汉博畅通信设备有限责任公司 | Four-in-one co-site filter |
| CN113162571A (en) * | 2021-01-07 | 2021-07-23 | 同方电子科技有限公司 | Constant absolute bandwidth frequency hopping filter |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20200628 |