CN208509105U - One kind six exports wideband lowering freqyency device - Google Patents
One kind six exports wideband lowering freqyency device Download PDFInfo
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- CN208509105U CN208509105U CN201820999199.7U CN201820999199U CN208509105U CN 208509105 U CN208509105 U CN 208509105U CN 201820999199 U CN201820999199 U CN 201820999199U CN 208509105 U CN208509105 U CN 208509105U
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Abstract
One kind six exports wideband lowering freqyency device, including power supply (3) and aerial rod, the vertical polarization signal amplification circuit (1) and horizontal polarization signals amplifying circuit (2) being connected with power supply (3), the first power splitter (12) being connected with vertical polarization signal amplification circuit (1), the second power splitter (22) being connected with horizontal polarization signals amplifying circuit (2), it is characterized in that, it further include phase-locked loop intergrated circuit, the input terminal of the phase-locked loop intergrated circuit respectively with the first power splitter (12), the output end of second power splitter (22) is connected, six road signals can be converted by the four road signals that the first power splitter (12) and the second power splitter (22) export.Relative to conventional apparatus, present apparatus structure simplifies, single product output end increases, improve single product user's usage quantity, cost reduces, and uses highly integrated tuning chip, has widened frequency band utilization rate, the received quality of signal is improved, so that product has better gain and the coefficient of stability.
Description
Technical field
The utility model relates to telstar communication technique fields, export wideband lowering freqyency device more particularly, to one kind six.
Background technique
Existing wideband wave band product (as shown in Figure 1) be the signal of vertical polarization all the way that is received by poliarizing antenna with all the way
Horizontal polarization signals are respectively through three-level low noise amplifier circuit amplified signal, then through radio frequency microstrip band-pass filter, then
It is mixed to obtain two-way vertical polarization signal and two-way horizontal polarization signals in total four with frequency mixer respectively by local oscillator
Road intermediate-freuqncy signal, then vertical polarization signal and horizontal polarization signals input intermediate frequency amplifier amplification letter jointly all the way all the way
Number and intermediate frequency amplifier output is controlled into chip by IF switch, therefore can be obtained after IF switch controls chip
To two tunnel output signals, output is then amplified by non-grade intermediate frequency amplifier again, existing product can make two users same
When using without interfering with each other, but structure is complicated and single product user is few, at high cost.With modern electronic technology day crescent
Different and people not only improve life requirement, and existing product has been unable to meet the demand of people, while the frequency range of satellite-signal is got over
Come more valuable, it is desirable that frequency range utilization rate is higher and higher, and market needs a kind of available number of users of single product more, and cost is more
It is low, better performance product.
Utility model content
To solve the above-mentioned problems, it is wide to provide a kind of six outputs using integrated chip processing signal for the utility model
Frequency lowering freqyency device, described device increase number of users workable for single product, have widened frequency band utilization rate, while improving letter
Number received quality, so that product has better gain and the coefficient of stability.
The utility model is the technical solution for solving its technical problem and using are as follows:
One kind six exports wideband lowering freqyency device, including power supply and aerial rod, the vertical polarization being connected with power supply
Signal amplification circuit and horizontal polarization signals amplifying circuit, the first power splitter being connected with vertical polarization signal amplification circuit, with
The second connected power splitter of horizontal polarization signals amplifying circuit, which is characterized in that it further include phase-locked loop intergrated circuit, the locking phase
The input terminal of ring integrated circuit is connected with the output end of the first power splitter, the second power splitter respectively, can by the first power splitter and
Four road signals of the second power splitter output are converted into six road signals.
Further, the vertical polarization signal amplification circuit includes sequentially connected first order vertical polarization signal amplification
Circuit, second level vertical polarization signal amplification circuit.
Further, the horizontal polarization signals amplifying circuit includes sequentially connected first order horizontal polarization signals amplification
Circuit, second level horizontal polarization signals amplifying circuit.
Further, the phase-locked loop intergrated circuit includes the first integrated electricity for microwave signal frequency reducing, amplification, filtering
Road and be electrically connected first refer to frequency crystal oscillator, for microwave signal frequency reducing, amplification, filtering the second integrated circuit and with
The second of its electric connection refers to frequency crystal oscillator；The one of first integrated circuit input end and the first power splitter and the second power splitter
A output end is electrically connected, the another output of second integrated circuit input end and the first power splitter and the second power splitter
It is electrically connected, phase-locked loop intergrated circuit uses highly integrated tuning chip, has widened frequency band utilization rate, and it is received to improve signal
Quality, so that product has better gain and the coefficient of stability.
Further, the power supply of described device, vertical polarization signal amplification circuit, horizontal polarization signals amplification electricity
Road, the first power splitter, the second power splitter and phase-locked loop intergrated circuit are integrated on same pcb board, can advanced optimize product
Structure.
Further, first integrated circuit is there are four output end, output signal frequency range be 950MHz extremely
2350MHz。
Further, second integrated circuit is there are two output end, output signal frequency range be 290MHz extremely
2340MHz。
Further, first integrated circuit includes RT340M chip and its peripheral circuit.
Further, second integrated circuit includes RT361S chip and its peripheral circuit.
Further, described device further includes shell, shielding case, and pcb board is placed in inside shielding case, and shielding case is placed in aluminum
Interior of shell, aerial rod are installed on outside aluminium shell, promote the integrated level of product.
The utility model has the advantages that the phaselocked loop frequency down circuit in the utility model signal processing circuit replaces tradition using integrated chip
Local vibration oscillating circuit, mixting circuit and IF amplifier circuit, IF switch control chip and end in wideband frequency demultiplier circuit
Grade IF amplifier circuit etc., simplifies structure, volume is light and small, increases the output end of single product, and increasing single product can make
Number of users has widened frequency band utilization rate, at the same improve receive signal quality so that product have better gain and
The coefficient of stability.
Detailed description of the invention
Fig. 1 is the signal processing circuit figure of traditional wideband lowering freqyency device；
Fig. 2 is the structural schematic diagram of the best embodiment of the utility model.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation
It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field
Art personnel other embodiments obtained without creative efforts belong to the model of the utility model protection
It encloses.
Most preferred embodiment as shown in Figure 2, one kind six export wideband lowering freqyency device, including power supply 3 and aerial rod, with
Power supply 3 connected vertical polarization signal amplification circuit 1 and horizontal polarization signals amplifying circuit 2, put with vertical polarization signal
The first connected power splitter 12 of big circuit 1, the second power splitter 22 for being connected with horizontal polarization signals amplifying circuit 2, feature exists
In, further include phase-locked loop intergrated circuit, the phase-locked loop intergrated circuit respectively with the first power splitter 12, the second power splitter 22 it is defeated
Outlet is connected, and can convert six road signals for the four road signals that the first power splitter 12 and the second power splitter 22 export.
Aerial rod includes for receiving the staight needle antenna of vertical polarization signal and receiving the looper antenna of horizontal polarization signals；
Power supply 3 includes D8400 chip and its peripheral circuit；Vertical polarization signal amplification circuit 1 includes the sequentially connected first order
Vertical polarization signal amplification circuit 10 and second level vertical polarization signal amplification circuit 11, horizontal polarization signals amplifying circuit 2 wrap
Include sequentially connected first order horizontal polarization signals amplifying circuit 20 and second level horizontal polarization signals amplifying circuit 21, the first order
Vertical polarization signal amplification circuit 10 and first order horizontal polarization signals amplifying circuit 20 use CDK7512 amplifier, and second
Grade vertical polarization signal amplification circuit 11 and second level vertical polarization signal amplification circuit 21 use CDK7523 amplifier；Lock
Phase ring integrated circuit includes the first integrated circuit 13 and the second integrated circuit 23, and the first integrated circuit 13 is including RT340M and its outside
Circuit is enclosed, the first integrated circuit 13 is electrically connected with first that frequency is 25MHz with reference to frequency crystal oscillator 14, the second integrated circuit 23 packet
RT361S and its peripheral circuit are included, the second integrated circuit 23 refers to frequency crystal oscillator 24 electrically for the second of 25.024MHz with frequency
Connection.
The output end of power supply 3 is believed with first order vertical polarization signal amplification circuit 10, second level vertical polarization respectively
Number amplifying circuit 11, first order horizontal polarization signals amplifying circuit 20, second level horizontal polarization signals amplifying circuit 21 are connected.Directly
Needle aerial rod output end is connect with the input terminal of first order vertical polarization signal amplification circuit 10, and first order vertical polarization signal is put
The output end of big circuit 10 is connect with the input terminal of second level vertical polarization signal amplification circuit 11, second level vertical polarization signal
The output end of amplifying circuit 11 is connect with the input terminal of the first power splitter 12, and the first power splitter 13 includes two output ends, looper
Aerial rod output end is connect with the input terminal of first order horizontal polarization signals amplifying circuit 20, the amplification of first order horizontal polarization signals
The output end of circuit 20 is connect with the input terminal of second level horizontal polarization signals amplifying circuit 21, and second level horizontal polarization signals are put
The output end of big circuit 21 is connect with the input terminal of the second power splitter 22, and the second power splitter 22 includes two output ends.First function
An output end of device 12 is divided to connect with the vertical polarization signal input part of the first integrated circuit 13, one of the second power splitter 22
Output end is connect with the horizontal polarization signals input terminal of the first integrated circuit 13, and the first integrated circuit 13 includes output end 15, defeated
Outlet 16, output end 17, output end 18 totally four output ends, the another output and the second integrated circuit of the first power splitter 12
23 vertical polarization signal input part connection, the horizontal pole of the another output of the second power splitter 22 and the second integrated circuit 23
Change signal input part connection, the second integrated circuit 23 includes output end 25, output end 26 totally two output ends.
The broadband signal of vertical polarization all the way that staight needle antenna receives passes through vertical polarization signal amplification circuit and the first function
It is converted to the amplified vertical polarization signal of two-way after dividing device 12, the broadband signal of the horizontal polarization all the way warp that looper antenna receives
The amplified horizontal polarization signals of two-way are converted into after crossing horizontal polarization signals amplifying circuit and the second power splitter 22, are amplified all the way
Vertical polarization signal afterwards and the vertical polarization signal that amplified horizontal polarization signals all the way input the first integrated circuit 13 are defeated
Enter end and horizontal polarization signals input terminal, in output end 15, output end 16, output end after the tuning of the first integrated circuit 13
17, output end 18 exports four road frequency bands and falls in the intermediate-freuqncy signal within the scope of 950MHz to 2350MHz, and another way is amplified vertical
Polarized signal and the amplified horizontal polarization signals of another way input the vertical polarization signal input part of the second integrated circuit 23 with
Horizontal polarization signals input terminal exports two-way frequency band and falls after the tuning of the second integrated circuit 23 in output end 25, output end 26
Broadband signal within the scope of 290MHz to 2340MHz, the output end 15 of the first integrated circuit 13, output end 16, output end 17,
The intermediate-freuqncy signal of 18 4 output ends of output end output uses for four users, the output end 25 of the second integrated circuit 23, defeated
The broadband signal of 26 two output ends of outlet output can continue through variable connector and cooperation splitter is at most extended to 32
A user uses.The design increases number of users, each polarization is not interfere with each other mutually, has the increasing smooth compared with low-noise factor peace
Benefit can receive more multiband programs.
It is the preferred embodiment of the utility model it should be noted that described above, the utility model not office
It is limited to above embodiment, as long as its technical effect for reaching the utility model with identical means, it is practical new all should belong to this
The protection scope of type.
Claims (10)
1. one kind six exports wideband lowering freqyency device, including power supply (3) and aerial rod, it is connected with power supply (3) vertical
Polarized signal amplifying circuit (1) and horizontal polarization signals amplifying circuit (2) are connected with vertical polarization signal amplification circuit (1)
First power splitter (12), the second power splitter (22) being connected with horizontal polarization signals amplifying circuit (2), which is characterized in that also wrap
Include phase-locked loop intergrated circuit, the phase-locked loop intergrated circuit input terminal respectively with the first power splitter (12), the second power splitter (22)
Output end be connected, can by the first power splitter (12) and the second power splitter (22) output four road signals be converted into six roads believe
Number.
2. six output wideband lowering freqyency device according to claim 1, it is characterized in that: the vertical polarization signal amplification circuit
It (1) include sequentially connected first order vertical polarization signal amplification circuit (10), second level vertical polarization signal amplification circuit
(11)。
3. six output wideband lowering freqyency device according to claim 1, it is characterized in that: the horizontal polarization signals amplifying circuit
It (2) include sequentially connected first order horizontal polarization signals amplifying circuit (20), second level horizontal polarization signals amplifying circuit
(21)。
4. six output wideband lowering freqyency device according to claim 1, it is characterized in that: the phase-locked loop intergrated circuit includes using
In microwave signal frequency reducing, amplification, filtering the first integrated circuit (13) and be electrically connected first refer to frequency crystal oscillator (14)
With for microwave signal frequency reducing, amplification, filtering the second integrated circuit (23) and be electrically connected second refer to frequency crystal oscillator
(24)；First integrated circuit (13) input terminal respectively with an output end of the first power splitter (12) and the second power splitter
(22) a output end is electrically connected, and the second integrated circuit (23) input terminal is another with the first power splitter (12) respectively
The another output of a output end and the second power splitter (22) is electrically connected.
5. it is according to claim 1 six output wideband lowering freqyency device, it is characterized in that: the power supply (3) of described device, hang down
Straight polarized signal amplifying circuit (1), horizontal polarization signals amplifying circuit (2), the first power splitter (12), the second power splitter (22) with
Phase-locked loop intergrated circuit is integrated on same pcb board.
6. six output wideband lowering freqyency device according to claim 4, it is characterized in that: first integrated circuit (13) has four
A output end, output signal frequency range are 950MHz to 2150MHz.
7. six output wideband lowering freqyency device according to claim 4, it is characterized in that: second integrated circuit (23) has two
A output end, output signal frequency range are 290MHz to 2340MHz.
8. six output wideband lowering freqyency device according to claim 4, it is characterized in that: first integrated circuit (13) includes
RT340M chip and its peripheral circuit.
9. six output wideband lowering freqyency device according to claim 4, it is characterized in that: second integrated circuit (23) includes
RT361S chip and its peripheral circuit.
10. six output wideband lowering freqyency device according to claim 5, it is characterized in that: further including shell, shielding case, pcb board
It is placed in inside shielding case, shielding case is placed in inside aluminium shell, and aerial rod is installed on outside aluminium shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820999199.7U CN208509105U (en) | 2018-06-27 | 2018-06-27 | One kind six exports wideband lowering freqyency device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820999199.7U CN208509105U (en) | 2018-06-27 | 2018-06-27 | One kind six exports wideband lowering freqyency device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208509105U true CN208509105U (en) | 2019-02-15 |
Family
ID=65281202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820999199.7U Active CN208509105U (en) | 2018-06-27 | 2018-06-27 | One kind six exports wideband lowering freqyency device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208509105U (en) |
-
2018
- 2018-06-27 CN CN201820999199.7U patent/CN208509105U/en active Active
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