CN205986833U - Miniaturized communications received device - Google Patents
Miniaturized communications received device Download PDFInfo
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- CN205986833U CN205986833U CN201620996502.9U CN201620996502U CN205986833U CN 205986833 U CN205986833 U CN 205986833U CN 201620996502 U CN201620996502 U CN 201620996502U CN 205986833 U CN205986833 U CN 205986833U
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Abstract
The utility model discloses a miniaturized communications received device, including some frequency unit, the control unit, receive channel, LTCC phase locked source unit, the point frequently the unit the output respectively with receive channel and the unit connection of LTCC phase locked source, the output of LTCC phase locked source unit is connected with receive channel, the control unit's output and receive channel are connected, the signal is advanced by receive channel's input, from receive channel's output play, power management unit's output is respectively with some unit, the control unit, receive channel are connected frequently. Fall into 10 segments with the signal, through killer amplification and input power control, down coversion, filter amplifier to adopt two to arrive cubic frequency conversion scheme, carry out the frequency conversion respectively and handle the purpose that reaches suppression spurious signal and spurious signal. Have the degree of integrating height, lightly small and exquisite, control the convenience, advantage such as the stable performance is reliable, the commonality is good, receive and dispatch the device of channel when the specially adapted machine carries with handheld radar target simulation ware as the microwave.
Description
Technical field
This utility model is related to a kind of miniaturization communication receiving device, belongs to radar, communication technical field.
Background technology
Reconnaissance system is mainly realized to radar signal, signal of communication, navigation signal, enemy and we's identification signal and interference signal
Electronic reconnaissance, carries out real-time frequency measurement, direction finding, waveform parameter measurement, and carries out whole number to signal to airborne electromagnetic radiation signal
Adopt storage, for postmortem analysiies and assessment.Before and after software is by adopting the stealthy measure of radio frequency to tested device, to letter under two states
Number parameter such as discovery time, persistent period, signal waveform is compared and is analyzed, and radio frequency Stealth Fighter is estimated.
For realizing maximally utilizing of system hardware and software, the system possesses electromagnetic environment signal monitoring function simultaneously,
The monitoring function of the electromagnetic environment signal during being capable of for routine test, for test provide electromagnetic environment situation and
Distribution monitoring data, and provide instruction data to the management and control of abnormal signal.Wherein important one is exactly that signal of communication is detectd
Examine and monitor, require for adapting to airborne small size and low-power consumption, need to research and develop miniaturization communication control processor.
At present, the communication control processor frequency range 30MHz～3000MHz in broadband, the way cabinet of the ground installation of routine
Version, miniaturization communication control processor adopts compact modularized design, and this design has highly reliable, high stability, length
The advantages of life-span, working band width, safety rapid, simple to operate of starting shooting and softly fail, has become as the leading of reconnaissance system
Developing direction.
Utility model content
For solving the deficiencies in the prior art, the purpose of this utility model is to provide a kind of integration degree high, light little
Ingeniously, convenient operation and control, the communication receiving device that stable and reliable for performance, versatility is good.
In order to realize above-mentioned target, this utility model adopts the following technical scheme that：
A kind of miniaturization communication receiving device, including point frequency unit, control unit, receiving channel, LTCC phase locked source unit；
Described point frequency unit outfan be connected with receiving channel and LTCC phase locked source unit respectively, described LTCC phase locked source unit defeated
Go out end to be connected with receiving channel, the outfan of described control unit is connected with receiving channel；Signal is by the input of receiving channel
Enter, bring out from the output of receiving channel；The outfan of Power Management Unit respectively with frequency unit, control unit, a receiving channel
Connect.
Above-mentioned control unit includes low-noise amplifier, low-frequency filter, High frequency filter group and frequency conversion group；Described high frequency filter
Ripple group and frequency conversion group are in parallel with low-frequency filter after being sequentially connected in series, and input is by the output of variable connector and low-noise amplifier
End connects, and outfan passes through variable connector output signal；Signal enters from the input of low-noise amplifier.
Above-mentioned High frequency filter group filters group by two-way switch, three-way switch filtering group, four-way switch filtering group compose in parallel,
Outfan is connected with frequency conversion group by variable connector；Described two-way switch filtering group is successively by two-way switch intermediate frequency filtering group, mixed
Frequency device 1, two-way switch High frequency filter group are composed in series.
Above-mentioned frequency conversion group be sequentially connected in series amplifier, SPST, bonder, frequency mixer 2,11.88G wave filter, amplifier,
Frequency mixer 3,120MHz wave filter；Described frequency mixer 2 and frequency mixer 3 accept local oscillation signal by amplifier respectively.
Above-mentioned point frequency unit is made up of 100MHz constant-temperature crystal oscillator and SP2T switch, output one end of described SP2T switch with
LTCC phase locked source unit connects, and the output other end is connected with frequency mixer 1 by the first local oscillation signal that doubler exports.
Above-mentioned LTCC phase locked source unit includes work(and divides amplifier, divides amplifier to amplify the input of a frequency unit by work(,
Export the second local oscillation signal being connected with frequency mixer 2 and the 3rd local oscillation signal being connected with frequency mixer 3.
Above-mentioned control auxiliary unit provides control signal for receiving channel.
Above-mentioned Power Management Unit is composed in parallel by two DC/DC power modules, and the input of described power module is
27V, outfan is respectively ± 5V and ± 15V, and described ± 15V is switch power supply, and ± 5V powers for amplifier.
Above-mentioned low-frequency filter is 30-100MHz, four-way switch filtering group is 200-300 MHz wave filter in parallel,
300-500 MHz wave filter, 500-700 MHz wave filter, 700-1000 MHz wave filter；Three-way switch filtering group is in parallel
1-1.5GHz wave filter, 1.5-2 GHz wave filter, 2-3 GHz wave filter；Two-way switch intermediate frequency filtering group is 100- in parallel
150 MHz wave filter, 150-200 MHz wave filter；Two-way switch High frequency filter group is 600-650 MHz wave filter in parallel,
650-700 MHz wave filter.
Above-mentioned second local oscillation signal is the local oscillation signal for 1MHz for the stepping of 12.08-14.88GHz, and the 3rd local oscillation signal is
12GHz high frequency point-frequency signal, the first local oscillation signal is 500MHz.
Of the present utility model it is beneficial in that：A kind of miniaturization communication receiving device that this utility model provides, will
30MHz～3000MHz signal is divided into 10 segments and carries out frequency-conversion processing respectively, is down-converted to 120MHz intermediate frequency；Under change to 120MHz
During, by signal of communication is carried out with limited range enlargement and input power control, down coversion, filter and amplification, and simplify design
Using two to three variable-frequency solutions, reach the purpose of suppression spurious signal and spurious signal.
Adopt modular design in terms of topology layout, while reducing volume, advantageously reduce cost, produce by batch
Back up with random.Realize the miniaturization purpose of microwave transmitting and receiving channel using highly integrated shell fragment microwave integrated circuit, there is collection
One-tenthization degree is high, light compact, convenient operation and control, the advantages of stable and reliable for performance, versatility is good, be particularly well-suited to airborne and
As the device of microwave transmitting and receiving channel during hand-held radar simulator.
Brief description
Fig. 1 is a kind of circuit diagram of the receiving channel of miniaturization communication receiving device of the present utility model.
Fig. 2 is a kind of structural representation of miniaturization communication receiving device of the present utility model.
Fig. 3 is a kind of front schematic view of miniaturization communication receiving device of the present utility model.
Fig. 4 is a kind of schematic rear view of miniaturization communication receiving device of the present utility model.
In accompanying drawing, the implication of labelling is as follows：1st, High frequency filter group, 2, frequency conversion group.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, this utility model is made with specific introduction.
A kind of miniaturization communication receiving device, including point frequency unit, control unit, receiving channel, LTCC phase locked source unit；
Point frequency unit outfan be connected with receiving channel and LTCC phase locked source unit respectively, the outfan of LTCC phase locked source unit with connect
Receive passage to connect, the outfan of control unit is connected with receiving channel；Signal is entered by the input of receiving channel, from receiving channel
Output bring out；The outfan of Power Management Unit is connected with a frequency unit, control unit, receiving channel respectively.
Control unit includes low-noise amplifier, low-frequency filter, High frequency filter group and frequency conversion group；Described High frequency filter group
In parallel with low-frequency filter after being sequentially connected in series with frequency conversion group, input is passed through variable connector and is connected with the outfan of low-noise amplifier
Connect, outfan passes through variable connector output signal；Signal enters from the input of low-noise amplifier.
High frequency filter group filters group by two-way switch, three-way switch filtering group, four-way switch filtering group compose in parallel, output
Connected with frequency conversion group by variable connector in end；Described two-way switch filtering group is successively by two-way switch intermediate frequency filtering group, frequency mixer
1st, two-way switch High frequency filter group is composed in series.
Above-mentioned low-frequency filter be 30-100MHz, four-way switch filtering group include parallel connection 200-300 MHz wave filter,
300-500 MHz wave filter, 500-700 MHz wave filter, 700-1000 MHz wave filter；Three-way switch filtering group includes parallel connection
1-1.5GHz wave filter, 1.5-2 GHz wave filter, 2-3 GHz wave filter；Two-way switch intermediate frequency filtering group includes parallel connection
100-150 MHz wave filter, 150-200 MHz wave filter；Two-way switch High frequency filter group includes the 600-650 MHz filter of parallel connection
Ripple device, 650-700 MHz wave filter.
Frequency conversion group be sequentially connected in series amplifier, SPST, bonder, frequency mixer 2,11.88G wave filter, amplifier, mixing
Device 3,120MHz wave filter；Described frequency mixer 2 and frequency mixer 3 accept local oscillation signal by amplifier respectively.
The function of point frequency unit is to realize the functions such as point frequency clock and spot-frequency local oscillation signal required for frequency conversion group.
This unit is reference using the 100MHz constant-temperature crystal oscillator mutually made an uproar as -155dBc/Hz@1KHz, and is switched by SP2T
Switching provides External Reference interface, and 100MHz signal work(is divided into two-way：
The first via is directly output as the output of 100MHz clock（Power 3dBm）, carry out frequency multiplication and obtain 500MHz signal, make
For the first local oscillation signal of frequency mixer 1, it is connected to receiving channel with radio-frequency cable；
Second tunnel is directly output as LTCC phase locked source unit clock（Power 3dBm）, it is connected to LTCC lock with radio-frequency cable
Phase source unit.
LTCC phase locked source unit mainly produces second and third local oscillation signal.
Second road 100MHz signal, divides amplifier to export 2 road 100MHz signals by work(（Each road power 3dBm）, as
The reference signal of LTCC phase locked source, produces the step that the 3rd local oscillation signal is 12GHz high frequency point-frequency signal and 12.08-14.88GHz
Enter the second local oscillation signal for 1MHz；Single LTCC phase locked source a size of 12*10*5MM, integrated level is significantly improved.LTCC
Phase locked source, as second and third local oscillator, is connected to receiving channel with radio-frequency cable.
Auxiliary unit is controlled to provide control signal for receiving channel.
Power Management Unit is composed in parallel by two DC/DC power modules, and the input of described power module is 27V, defeated
Go out end and be respectively ± 5V and ± 15V, described ± 15V powers for variable connector, and ± 5V powers for amplifier.
Integrated chip used in this device, resistance, electric capacity, power module etc., the temperature grade of selection is -55 DEG C～+
65 DEG C, and make corresponding heat dissipation design, major measure increases area of dissipation for housing and installs blower fan quickening thermal energy exchange,
Ensure that the work that modules at different levels can be stable under -45 DEG C～+55 DEG C wide temperature conditionss.
Of the present utility model ultimate principle, principal character and advantage have been shown and described above.The technical staff of the industry
It should be appreciated that above-described embodiment in any form limit this utility model, all by the way of equivalent or equivalent transformation
The technical scheme being obtained, all falls within protection domain of the present utility model.
Claims (10)
1. a kind of miniaturization communication receiving device is it is characterised in that include point frequency unit, control unit, receiving channel, LTCC lock
Phase source unit；The outfan of described point frequency unit is connected with receiving channel and LTCC phase locked source unit respectively, and described LTCC locks phase
The outfan of source unit is connected with receiving channel, and the outfan of described control unit is connected with receiving channel；Signal is logical by receiving
The input in road enters, and brings out from the output of receiving channel；The outfan of Power Management Unit is single with a frequency unit, control respectively
Unit, receiving channel connect.
2. a kind of miniaturization communication receiving device according to claim 1 it is characterised in that described control unit include low
Noise amplifier, low-frequency filter, High frequency filter group and frequency conversion group；After described High frequency filter group and frequency conversion group are sequentially connected in series and low
Frequency wave filter is in parallel, and input is connected with the outfan of low-noise amplifier by variable connector, and outfan passes through variable connector
Output signal；Signal enters from the input of low-noise amplifier.
3. a kind of miniaturization communication receiving device according to claim 2 is it is characterised in that described High frequency filter group is by double
Way switch filtering group, three-way switch filtering group, four-way switch filtering group compose in parallel, and outfan passes through variable connector and frequency conversion group
Series connection；Described two-way switch filtering group is successively by two-way switch intermediate frequency filtering group, frequency mixer 1, two-way switch High frequency filter group string
Joint group becomes.
4. a kind of miniaturization communication receiving device according to claim 2 is it is characterised in that described frequency conversion group is to go here and there successively
The amplifier of connection, SPST, bonder, frequency mixer 2,11.88G wave filter, amplifier, frequency mixer 3,120MHz wave filter；Described
Frequency mixer 2 and frequency mixer 3 accept local oscillation signal by amplifier respectively.
5. a kind of miniaturization communication receiving device according to claim 1 it is characterised in that described point frequency unit by
100MHz constant-temperature crystal oscillator and SP2T switch composition, output one end of described SP2T switch is connected with LTCC phase locked source unit, output
The other end is connected with frequency mixer 1 by the first local oscillation signal that doubler exports.
6. a kind of miniaturization communication receiving device according to claim 1 is it is characterised in that described LTCC phase locked source unit
Divide amplifier including work(, divide amplifier to amplify the input of a frequency unit by work(, export the second local oscillator being connected with frequency mixer 2
Signal and the 3rd local oscillation signal being connected with frequency mixer 3.
7. a kind of miniaturization communication receiving device according to claim 1 is it is characterised in that described control auxiliary unit is
Receiving channel provides control signal.
8. a kind of miniaturization communication receiving device according to claim 1 it is characterised in that described Power Management Unit by
Two DC/DC power modules compose in parallel, and the input of described power module is 27V, and outfan is respectively ± 5V and ± 15V,
Described ± 15V is switch power supply, and ± 5V powers for amplifier.
9. a kind of miniaturization communication receiving device according to claim 2 is it is characterised in that described low-frequency filter is
30-100MHz, four-way switch filtering group includes 200-300 MHz wave filter in parallel, 300-500 MHz wave filter, 500-700
MHz wave filter, 700-1000 MHz wave filter；Three-way switch filtering group includes the 1-1.5GHz wave filter of parallel connection, 1.5-2 GHz
Wave filter, 2-3 GHz wave filter；Two-way switch intermediate frequency filtering group includes the 100-150 MHz wave filter of parallel connection, 150-200
MHz wave filter；Two-way switch High frequency filter group includes the 600-650 MHz wave filter of parallel connection, 650-700 MHz wave filter.
10. a kind of miniaturization communication receiving device according to claim 2 is it is characterised in that described second local oscillation signal
Stepping for 12.08-14.88GHz is the local oscillation signal of 1MHz, and the 3rd local oscillation signal is 12GHz high frequency point-frequency signal, first
The signal that shakes is 500MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620996502.9U CN205986833U (en) | 2016-08-31 | 2016-08-31 | Miniaturized communications received device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620996502.9U CN205986833U (en) | 2016-08-31 | 2016-08-31 | Miniaturized communications received device |
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| Publication Number | Publication Date |
|---|---|
| CN205986833U true CN205986833U (en) | 2017-02-22 |
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ID=58042392
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620996502.9U Active CN205986833U (en) | 2016-08-31 | 2016-08-31 | Miniaturized communications received device |
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| CN (1) | CN205986833U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113381779A (en) * | 2021-06-15 | 2021-09-10 | 中国科学院上海微系统与信息技术研究所 | Ultra-wideband receiver |
-
2016
- 2016-08-31 CN CN201620996502.9U patent/CN205986833U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113381779A (en) * | 2021-06-15 | 2021-09-10 | 中国科学院上海微系统与信息技术研究所 | Ultra-wideband receiver |
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| GR01 | Patent grant |