CN105915263B - A kind of microwave frequency division circuit and microwave converter - Google Patents
A kind of microwave frequency division circuit and microwave converter Download PDFInfo
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- CN105915263B CN105915263B CN201610408050.2A CN201610408050A CN105915263B CN 105915263 B CN105915263 B CN 105915263B CN 201610408050 A CN201610408050 A CN 201610408050A CN 105915263 B CN105915263 B CN 105915263B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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Abstract
The present invention is suitable for microwave regime, provides a kind of microwave frequency division circuit and microwave converter, the circuit include：First, second radio frequency amplifying unit, horizontal, the vertical radiofrequency signal for amplifying the reception of its input terminal；Power supply unit, for providing supply voltage；Work(subdivision, for amplified radiofrequency signal to be separately converted to multi-channel rf signal；Intermediate frequency amplifying unit generates intermediate-freuqncy signal for the multi-channel rf signal after work(point to be amplified；First, second switch unit, for distinguishing output multi-channel radio frequency fractional frequency signal by switching high and low local frequency；First, second starting of oscillation unit, for providing high and low local frequency.Multiple switch units are directly connected on power supply unit by the present invention, it is powered from switch unit to power supply unit, it powers to power supply unit to make multi output fractional frequency signal and supply voltage flow through single diode through respective filter circuit respectively, multiple power supplies voltage and signal interference and anti-channeling are avoided, cost and power consumption are reduced.
Description
Technical field
The invention belongs to microwave regime more particularly to a kind of microwave frequency division circuits and microwave converter.
Background technology
With the rapid development of microwave electron technology, realize that the industry of microwave signal process is also got over by microwave converter
Come it is more, however, existing microwave frequency changer circuit is when switching height local oscillator, in such a way that multi output is powered simultaneously, especially
It works under high frequency state, is particularly easy to local oscillation signal occur to play a reversed role, cause voltage disturbance, not so as to cause microwave signal process
It is pure, product working performance is influenced, it is serious, directly it can not work normally, and it is anti-come anti-stop signal by increasing anti-jamming circuit
String can increase the cost and power consumption of product again.
Invention content
The embodiment of the present invention is designed to provide a kind of microwave frequency division circuit, it is intended to solve existing to pass through anti-jamming circuit
Inhibiting microwave frequency division circuit to power simultaneously due to multi output causes signal to be played a reversed role, the problem that power consumption is big, of high cost.
The embodiment of the present invention is achieved in that a kind of microwave frequency division circuit, the circuit include：
First radio frequency amplifying unit, the horizontal radiofrequency signal for amplifying the reception of its input terminal；
Second radio frequency amplifying unit, the vertical radiofrequency signal for amplifying the reception of its input terminal；
Power supply unit, for providing supply voltage for the first, second radio frequency amplifying unit, the of said supply unit
One group of power supply output end is connect with the energization input group of the first radio frequency amplifying unit, second group of confession of said supply unit
Electricity output end is connect with the energization input group of the second radio frequency amplifying unit；
Work(subdivision, for amplified horizontal, vertical radiofrequency signal to be separately converted to multi-channel rf signal, the work(
First, second input terminal of subdivision is connect with the output end of the first, second radio frequency amplifying unit respectively；
Intermediate frequency amplifying unit, for by after work(point multi-channel rf signal or intermediate-freuqncy signal be amplified processing, generate height
The intermediate-freuqncy signal of intensity, the input terminal group of the intermediate frequency amplifying unit and the output end group of the work(subdivision are correspondingly connected with；
First switch unit for exporting first via radio frequency fractional frequency signal by switching high and low local frequency, and controls institute
State power supply unit output supply voltage, first group of the input terminal group of first switch unit and the intermediate frequency amplifying unit is defeated
Outlet connects, and the feeder ear of first switch unit and the third feeder ear of said supply unit connect；
Second switch unit for exporting the second road radio frequency fractional frequency signal by switching high and low local frequency, and controls institute
State power supply unit output supply voltage, second group of the input terminal group of second switch unit and the intermediate frequency amplifying unit is defeated
Outlet connects, and the feeder ear of second switch unit and the 4th feeder ear of said supply unit connect；
First starting of oscillation unit, for providing high and low local frequency, the first starting of oscillation unit for first switch unit
Input terminal connect with the first medium frequency output end of the intermediate frequency amplifying unit, the output end of the first starting of oscillation unit with it is described
The output end of first switch unit connects, and the feeder ear of the first starting of oscillation unit and the power end of first switch unit connect
It connects；
Second starting of oscillation unit, for providing high and low local frequency, the second starting of oscillation unit for second switch unit
Input terminal connect with the second medium frequency output end of the intermediate frequency amplifying unit, the output end of the second starting of oscillation unit with it is described
The output end of second switch unit connects, the power end at the feeder ear end of the second starting of oscillation unit and second switch unit
End connection.
The another object of the embodiment of the present invention is, provides a kind of microwave converter including above-mentioned microwave frequency division circuit.
Multiple switch units are directly directly connected on power supply unit by the embodiment of the present invention, are directly exported by switch unit
+ 5V voltages make power supply unit provide supply voltage for complete machine to power supply unit, and multi output fractional frequency signal and supply voltage is made to distinguish
Single diode is flowed through through respective filter circuit to power directly to power supply unit, due to diode unilateral conduction characteristic, therefore can be kept away
Exempt from multiple power supplies voltage and signal interference and anti-channeling.Simultaneously because not using anti-jamming circuit and voltage stabilizing chip, product is reduced
Cost and power consumption.
Description of the drawings
Fig. 1 is the structure chart of microwave frequency division circuit provided in an embodiment of the present invention；
Fig. 2 is the first radio frequency amplifying unit in microwave frequency division circuit provided in an embodiment of the present invention, the second radio frequency amplification list
The exemplary circuit structure chart of member and power supply unit；
Fig. 3 is the exemplary circuit structure chart of work(subdivision in microwave frequency division circuit provided in an embodiment of the present invention；
Fig. 4 is that intermediate frequency amplifying unit, the first switch unit, second cut in microwave frequency division circuit provided in an embodiment of the present invention
Change the exemplary circuit structure chart of unit, the first starting of oscillation unit and the second starting of oscillation unit；
Fig. 5 is the pin schematic diagram of power supply chip in microwave frequency division circuit provided in an embodiment of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
It does not constitute a conflict with each other and can be combined with each other.
Multiple switch units are directly directly connected on power supply unit by the embodiment of the present invention, are directly exported by switch unit
+ 5V voltages make power supply unit provide supply voltage for complete machine to power supply unit, and multi output fractional frequency signal and supply voltage is made to distinguish
Single diode is flowed through through respective filter circuit to power directly to power supply unit, due to diode unilateral conduction characteristic, therefore can be kept away
Exempt from multiple power supplies voltage and signal interference and anti-channeling.Simultaneously because not using anti-jamming circuit and voltage stabilizing chip, product is reduced
Cost and power consumption.
Fig. 1 shows that the structure for the microwave frequency division circuit that first embodiment of the invention provides only is shown for convenience of description
Part related to the present invention.
As an embodiment of the present invention, which can be applied in various microwave converters.
The microwave frequency division circuit includes：
First radio frequency amplifying unit 101, the horizontal radiofrequency signal IP/H for amplifying the reception of its input terminal；
Second radio frequency amplifying unit 102：Vertical radiofrequency signal IP/V for amplifying the reception of its input terminal；
Power supply unit 200, for providing power supply electricity for the first radio frequency amplifying unit 101, the second radio frequency amplifying unit 102
Pressure, first group of power supply output end of power supply unit 200 are connect with the energization input group of the first radio frequency amplifying unit 101, are powered
Second group of power supply output end of unit 200 is connect with the energization input group of the second radio frequency amplifying unit 102；
Work(subdivision 300, for amplified horizontal, vertical radiofrequency signal to be separately converted to multi-channel rf signal, work(
First, second input terminal of subdivision 300 is connect with the output end of the first, second radio frequency amplifying unit 102 respectively；
Intermediate frequency amplifying unit 400, for by after work(point multi-channel rf signal or intermediate-freuqncy signal be amplified processing, generation
The intermediate-freuqncy signal of high intensity, the input terminal group of intermediate frequency amplifying unit 400 are correspondingly connected with the output end group of work(subdivision 300；
First switch unit 501 switches high and low local frequency output first via radio frequency fractional frequency signal for passing through, and first
The input terminal group of switch unit 501 is connect with first group of output end of intermediate frequency amplifying unit 400, the confession of the first switch unit 501
Electric end is connect with the third feeder ear of power supply unit 200；
Second switch unit 502 switches the second road radio frequency fractional frequency signal of high and low local frequency output for passing through, and second
The input terminal group of switch unit 502 is connect with second group of output end of intermediate frequency amplifying unit 400, the confession of the second switch unit 502
Electric end is connect with the 4th feeder ear of power supply unit 200；
First starting of oscillation unit 601, for providing high and low local frequency, the first starting of oscillation unit for the first switch unit 501
601 input terminal is connect with the first medium frequency output end of intermediate frequency amplifying unit 400, the output end of the first starting of oscillation unit 601 and
The output end of one switch unit 501 connects, and the power end of the feeder ear of the first starting of oscillation unit 601 and the first switch unit 501 connects
It connects；
Second starting of oscillation unit 602, for providing high and low local frequency, the second starting of oscillation unit for the second switch unit 502
602 input terminal is connect with the second medium frequency output end of intermediate frequency amplifying unit 400, the output end of the second starting of oscillation unit 602 and
The output end of two switch units 502 connects, and the power end of the feeder ear of the second starting of oscillation unit 602 and the second switch unit 502 connects
It connects.
As an embodiment of the present invention, which can also include：
Third switch unit, for exporting third road radio frequency fractional frequency signal, third switching by switching high and low local frequency
The input terminal group of unit is connect with the third group output end of intermediate frequency amplifying unit 400, the feeder ear of third switch unit and power supply
5th feeder ear of unit 200 connects；
Third starting of oscillation unit, for providing high and low local frequency, the input terminal of third starting of oscillation unit for third switch unit
It is connect with the third medium frequency output end of intermediate frequency amplifying unit 400, the output end of third starting of oscillation unit is defeated with third switch unit
Outlet connects, and the feeder ear of third starting of oscillation unit is connect with the power end of third switch unit.
Certainly, the present embodiment does not limit the number of output of radio frequency fractional frequency signal.
In embodiments of the present invention, the first starting of oscillation unit 601, the second starting of oscillation unit 602 pass through crystal oscillator J1, J2 (reference chart
4) common core, which shakes, produces the required 9.75GHZ/10.6GHZ local frequencies of circuit, and is respectively supplied to the first switch unit
501, the second switch unit 502, the first switch unit 501, the second switch unit 502 are by power end to the first starting of oscillation unit
601, the second starting of oscillation unit 602 is powered, the O/ that the first switch unit 501, the second switch unit 502 are exported according to receiver
22kHz pulses select its low, high local oscillator respectively, at the same the 13/18V voltages switching for going back usable satellite television receiver it is horizontal or
The satellite-signal of vertical polarization realizes that Ku wave band program Whole frequency bands receive.
When the first switch unit 501, the second switch unit 502 are powered on, element itself generates 0-22K switching letters
Number, if the first switch unit 501, the second switch unit 502 work at the same time in the prior art, 22K signals are in the first switching
The circuit that unit 501, the second switch unit 502 are worked will mutually play a reversed role, and cause voltage disturbance, therefore the prior art passes through
Increase anti-jamming circuit between switch unit and power supply unit, and increases voltage stabilizing chip in each fractional frequency signal output end and carry out
Voltage stabilizing is very big to avoid voltage disturbance, power consumption.
And multiple switch units are directly directly connected on power supply unit by the embodiment of the present invention, it is directly defeated by switch unit
Go out+5V voltages to power supply unit, power supply unit is made to provide supply voltage for complete machine, makes multi output fractional frequency signal and supply voltage point
Single diode is not flowed through through respective filter circuit to power directly to power supply unit, due to diode unilateral conduction characteristic, therefore can
Avoid multiple power supplies voltage and signal interference and anti-channeling.Simultaneously because not using anti-jamming circuit and voltage stabilizing chip, production is reduced
The cost and power consumption of product.
Fig. 2 shows the first radio frequency amplifying unit, the second radio frequencies in microwave frequency division circuit provided in an embodiment of the present invention to put
The exemplary circuit structure of big unit and power supply unit, for convenience of description, only the parts related to the present invention are shown.
As an embodiment of the present invention, the energization input group of the first radio frequency amplifying unit 101 includes the first feeder ear, the
Two feeder ears, third feeder ear and the 4th feeder ear；
First radio frequency amplifying unit 101 includes：
Resistance R1, resistance R2, resistance R3, resistance R4, capacitance C1, capacitance C2, capacitance C3, capacitance C6, capacitance C7, capacitance
C8, capacitance C9, first switch pipe Q1 and second switch pipe Q2；
The control terminal of first switch pipe Q1 is that the input terminal of the first radio frequency amplifying unit 101 is connect with one end of resistance R1,
The other end of resistance R1 is that the first feeder ear of the first radio frequency amplifying unit 101 is grounded by capacitance C1, first switch pipe Q1's
Output end is grounded, and the input terminal of first switch pipe Q1 is connect with one end of capacitance C6 and capacitance C7 simultaneously, first switch pipe Q1's
Input terminal is also connect with one end of one end of capacitance C3 and resistance R2 simultaneously, and the other end ground connection of capacitance C3, resistance R2's is another
End is that the second feeder ear of the first radio frequency amplifying unit 101 is grounded by capacitance C2, and the other end of capacitance C6 and capacitance C7 are same
When connect with one end of the control terminal of second switch pipe Q2 and resistance R3, the other end of resistance R3 is the first radio frequency amplifying unit
101 third feeder ear is grounded by capacitance C8, the output end ground connection of second switch pipe Q2, and the input terminal of second switch pipe Q2 is
The output end of first radio frequency amplifying unit 101 is connect with one end of resistance R4, and the other end of resistance R4 is that the amplification of the first radio frequency is single
4th feeder ear of member 101 is grounded by capacitance C9；
As an embodiment of the present invention, the energization input group of the second radio frequency amplifying unit 102 includes the first feeder ear, the
Two feeder ears, third feeder ear and the 4th feeder ear；
Second radio frequency amplifying unit 102 includes：
Resistance R8, resistance R9, resistance R10, resistance R11, capacitance C11, capacitance C13, capacitance C17, capacitance C18, capacitance
C19, capacitance C20, third switching tube Q3 and the 4th switching tube Q4；
The control terminal of third switching tube Q3 is that the input terminal of the second radio frequency amplifying unit 102 is connect with one end of resistance R8,
The other end of resistance R8 is that the first feeder ear of the second radio frequency amplifying unit 102 is grounded by capacitance C11, third switching tube Q3's
Output end is grounded, and the input terminal of third switching tube Q3 is connect with one end of capacitance C18 and capacitance C19 simultaneously, third switching tube Q3
Input terminal also connect with one end of resistance R9, the other end of resistance R9 is the second feeder ear of the second radio frequency amplifying unit 102
It is grounded by capacitance C13, the other end of the capacitance C18 and capacitance C19 control terminal and resistance R10 with the 4th switching tube Q4 simultaneously
One end connection, the other end of resistance R10 is that the third feeder ear of the second radio frequency amplifying unit 102 is grounded by capacitance C17, the
The output end of four switching tube Q4 is grounded, and the input terminal of the 4th switching tube Q4 is the output end and electricity of the second radio frequency amplifying unit 102
One end connection of R11 is hindered, the other end of resistance R11 is connect for the 4th feeder ear of the second radio frequency amplifying unit 102 by capacitance C20
Ground.
As an embodiment of the present invention, first group of power supply output end of power supply unit 200 include the first output end, it is second defeated
Outlet, third output end, the 4th output end, second group of power supply output end of power supply unit 200 include the 5th output end, the 6th defeated
Outlet, the 7th output end, the 8th output end；
Power supply unit 200 includes：
Resistance R00, resistance R01, resistance R02, resistance R03, resistance R06, resistance R7, capacitance C4, capacitance C12, capacitance
C14, capacitance C15, capacitance C16, capacitance C63, capacitance C64, diode D1, diode D2 and power supply chip U5；
The both ends of capacitance C4 are separately connected 8 feet and 7 feet of power supply chip U5, the 5 feet ground connection of power supply chip U5, power supply chip
The 4-1 feet of U5 are respectively the first output end, second output terminal, third output end, the 4th output end of power supply unit 200, power supply
9 feet of chip U5 are grounded by capacitance C12, and 10,11 pins of power supply chip U5 are separately connected one end of resistance R7, resistance R6,
Resistance R7, resistance R6 the other end be grounded simultaneously, 14,15,12,13 pins of power supply chip U5 are respectively power supply unit 200
16 feet of the 5th output end, the 6th output end, the 7th output end, the 8th output end, power supply chip U5 are grounded by capacitance C14,
16 feet of power supply chip U5 are also connect with the cathode of diode D1, diode D2 simultaneously, the anode of diode D1 while and resistance
One end of R02 is connected with one end of capacitance C63, the other end of capacitance C63 ground connection, the other end of resistance R02 simultaneously with resistance R01
One end connected with one end of capacitance C16, the other end of the other end of capacitance C16 ground connection, resistance R01 is power supply unit 200
The anode of third feeder ear, diode D2 is connect with one end of one end of resistance R03 and capacitance C64 simultaneously, and capacitance C64's is another
The other end of end ground connection, resistance R03 is connect with one end of one end of resistance R00 and capacitance C15 simultaneously, the other end of capacitance C15
Ground connection, the other end of resistance R00 are the 4th feeder ear of power supply unit 200.
Power supply chip U5 is preferably UTC L8400 type power supply chips, and wherein chip pin figure is referring to Fig. 5, power supply chip
1 foot, 3 feet, 15 feet, 13 feet of U5 are respectively first voltage output pin D1, second voltage output pin D2, tertiary voltage output
Pin D3, the 4th voltage output pin D4,2 feet, 4 feet, 14 feet, 12 feet are respectively first voltage input pin G1, second voltage
Input pin G2, tertiary voltage input pin G3, the 4th voltage input pin G4,5 feet are grounding pin GND, and 6 feet are non-selection
Pin N/C, 7 feet, 8 feet are two external capacitor pin CNB1、CNB2, 9 feet are another external capacitor pin CSUB, 10 feet and 11 feet are
Two external resistance pins RCAL1、RCAL2, 16 feet are power pins Vcc.
Fig. 3 shows the exemplary circuit structure of work(subdivision in microwave frequency division circuit provided in an embodiment of the present invention, in order to
Convenient for explanation, only the parts related to the present invention are shown.
As an embodiment of the present invention, the output end group of work(subdivision 300 includes the first output end, second output terminal, the
Three output ends and the 4th output end；
Work(subdivision 300 includes：
Resistance R13, resistance R14, resistance R16, resistance R17, resistance R28, capacitance C22, capacitance C24, capacitance C25, capacitance
C27, capacitance C28；
One end of resistance R17 is that the first input end of work(subdivision 300 is connect with one end of capacitance C28, and capacitance C28's is another
One end is the first output end of work(subdivision 300, the other end of resistance R17 simultaneously with one end of resistance R17 and resistance R28 one
End connection, the other end of resistance R28 are connect with one end of capacitance C27, and the other end of capacitance C27 is the third of work(subdivision 300
Output end, one end of resistance R16 be work(subdivision 300 the second input terminal simultaneously with one end of resistance R14 and resistance R13 one
The other end of end connection, resistance R16 is connect with the other end of one end of resistance R16 and resistance R14 simultaneously, and resistance R13's is another
End is connect with one end of capacitance C22 and capacitance C25 simultaneously, and the other end of the other end ground connection of capacitance C22, capacitance C25 is work(point
The other end of the second output terminal of unit 300, resistance R16 is also connect with one end of capacitance C24, and the other end of capacitance C24 is work(
4th output end of subdivision 300.
Fig. 4 shows intermediate frequency amplifying unit in microwave frequency division circuit provided in an embodiment of the present invention, the first switch unit,
The exemplary circuit structure of two switch units, the first starting of oscillation unit and the second starting of oscillation unit illustrates only and this for convenience of description
Invent relevant part.
As an embodiment of the present invention, the input terminal group of intermediate frequency amplifying unit 400 includes first input end, the second input
First group of output end of end, third input terminal, the 4th input terminal, intermediate frequency amplifying unit 400 includes the first output end, the second output
Second group of output end of end, third output end, the 4th output end, intermediate frequency amplifying unit 400 includes the 5th output end, the 6th output
End, the 7th output end, the 8th output end；
Intermediate frequency amplifying unit 400 includes：
Resistance R5, resistance R12, resistance R19, resistance R20, resistance R23, resistance R29, resistance R30, resistance R30, resistance
R32, resistance R2310, capacitance C10, capacitance C21, capacitance C23, capacitance C26, capacitance C29, capacitance C30, capacitance C33, capacitance
C34, capacitance C35, capacitance C36, capacitance C37, capacitance C38, capacitance C44, capacitance C45, capacitance C47, capacitance C48, capacitance C49,
Capacitance C50, capacitance C51, capacitance C52, capacitance C54, capacitance C55, the 5th switching tube Q5, the 6th switching tube Q6, the 7th switching tube
Q7, the 8th switching tube Q8；
The control terminal of 5th switching tube Q5 is that the first input end of intermediate frequency amplifying unit 400 is connect with one end of resistance R19,
The other end of resistance R19 is that the first output end of intermediate frequency amplifying unit 400 is grounded by capacitance C29, and the 5th switching tube Q5's is defeated
Enter end to connect with one end of resistance R20, the other end of resistance R20 passes through capacitance for the second input terminal of intermediate frequency amplifying unit 400
C30 is grounded, the output end of the 5th switching tube Q5 ground connection, the input terminal of the 5th switching tube Q5 also simultaneously with capacitance C33, capacitance C34,
One end of capacitance C37 connects, and the control terminal of the 6th switching tube Q6 is the second input terminal and resistance R29 of intermediate frequency amplifying unit 400
One end connection, the other end of resistance R29 is that the 4th output end of intermediate frequency amplifying unit 400 is grounded by capacitance C45, and the 6th opens
The input terminal for closing pipe Q6 is connect with one end of resistance R2310, and the other end of resistance R2310 is the third of intermediate frequency amplifying unit 400
Input terminal is grounded by capacitance C44, the output end of the 6th switching tube Q6 ground connection, the input terminal of the 6th switching tube Q6 also simultaneously with electricity
Hold C35, capacitance C36 one end connected with the other end of capacitance C37, capacitance C33, capacitance C34, capacitance C35, capacitance C36 it is another
One end is connect with one end of capacitance C38, and one end of capacitance C38 is also grounded by resistance R23, during the other end of capacitance C38 is
First medium frequency output end of frequency amplifying unit 400；
The control terminal of 7th switching tube Q7 is that the third input terminal of intermediate frequency amplifying unit 400 is connect with one end of resistance R5,
The other end of resistance R5 is that the 5th output end of intermediate frequency amplifying unit 400 is grounded by capacitance C10, the input of the 7th switching tube Q7
End is connect with one end of resistance R30, and the other end of resistance R30 passes through capacitance C47 for the 6th output end of intermediate frequency amplifying unit 400
Ground connection, the control terminal of the 7th switching tube Q7 are grounded by capacitance C26, the output end ground connection of the 7th switching tube Q7, the 7th switching tube
The output end of Q7 is also connect with one end of capacitance C54, and the other end of capacitance C54 is the 7th output end of intermediate frequency amplifying unit 400
It is connect with one end of resistance R31, the input terminal of the 7th switching tube Q7 also one end with capacitance C48, capacitance C49, capacitance C52 simultaneously
Connection, the control terminal of the 8th switching tube Q8 be intermediate frequency amplifying unit 400 the 4th input terminal simultaneously with resistance R12 and capacitance C23
One end connection, the other end ground connection of capacitance C23, the other end of resistance R12 is that the 8th output end of intermediate frequency amplifying unit 400 is logical
Capacitance C21 ground connection is crossed, the input terminal of the 8th switching tube Q8 is connect with the other end of resistance R31, the output end of the 8th switching tube Q8
The input terminal of ground connection, the 8th switching tube Q8 is also connect with the other end of capacitance C50, one end of capacitance C51 and capacitance C52 simultaneously,
Capacitance C48, capacitance C49, capacitance C50, capacitance C51 the other end connect with one end of capacitance C55, one end of capacitance C55 is also
It is grounded by resistance R32, the other end of capacitance C55 is the second medium frequency output end of intermediate frequency amplifying unit 400.
As an embodiment of the present invention, the input terminal group of the first switch unit 501 includes first input end, the second input
End, third input terminal and the 4th input terminal；
First switch unit 501 includes：
Resistance R25, resistance R26, resistance R27, capacitance C42, capacitance C43, the switching chips of capacitance C46 and first U2；
The 1-4 feet of first switching chip U2 are respectively the first input end of the first switch unit 501, the second input terminal, the
15,16 feet of three input terminals and the 4th input terminal, the first switching chip U2 are grounded by resistance R26, resistance R25 respectively, and first
Switch the 14 feet ground connection of chip U2,15 feet of the first switching chip U2 are connect with one end of resistance R27 and capacitance C42 simultaneously, electricity
Holding the other end ground connection of C42, the other end of resistance R27 is grounded for the output end of the first switch unit 501 by capacitance C43, the
12 feet of one switching chip U2 are the feeder ear of the first switch unit 501, and 11 feet of the first switching chip U2 are that the first switching is single
9 feet at the ends B of member 501, the first switching chip U2 are grounded by capacitance C46；
As an embodiment of the present invention, the input terminal group of the second switch unit 502 includes first input end, the second input
End, third input terminal and the 4th input terminal；
Second switch unit 502 includes：
Resistance R33, resistance R34, resistance R35, capacitance C431, capacitance C57, the switching chips of capacitance C61 and second U4；
The 1-4 feet of second switching chip U4 are respectively the first input end of the second switch unit 502, the second input terminal, the
15,16 feet of three input terminals and the 4th input terminal, the second switching chip U4 are grounded by resistance R34, resistance R33 respectively, and second
Switch the 14 feet ground connection of chip U4,15 feet of the second switching chip U4 are connect with one end of resistance R35 and capacitance C57 simultaneously, electricity
Holding the other end ground connection of C57, the other end of resistance R35 is grounded for the output end of the second switch unit 502 by capacitance C431, the
12 feet of two switching chip U4 are the feeder ear of the second switch unit 502, and 11 feet of the second switching chip U4 are that the second switching is single
9 feet at the ends D of member 502, the second switching chip U4 are grounded by capacitance C61.
In embodiments of the present invention, the first switching chip U2 and the second switching chip U4 can be preferably ZXNB4200
Switch chip, wherein the functional pin of the first switching chip U2 and the second switching chip U4 are identical, it is as follows：
1 foot, 4 feet, 6 feet, 8 feet are respectively first to fourth voltage input pin, and 2 feet, 3 feet, 5 feet, 7 feet are respectively first
To the 4th voltage output pin；
9 feet are external capacitor pin, and 10 feet are low spot vibrational control pin, and 11 feet are high point vibrational control pin, 12 feet
For power supply output pin, 13 feet are high frequency input pin, and 14 feet are grounding pin, and 15 feet and 16 feet are two external resistance pins.
As an embodiment of the present invention, the first starting of oscillation unit 601 includes：
Resistance R21, resistance R22, capacitance C31, capacitance C32, capacitance C39, capacitance C40, capacitance C41, the first crystal oscillator J1 and
First starting of oscillation chip U1；
8,9 feet of first starting of oscillation chip U1 are simultaneously the input terminal of the first starting of oscillation unit 601, the first starting of oscillation chip U1 1,
3,7 feet are grounded, and 4,5 feet of the first starting of oscillation chip U1 are connected to the both ends of the first crystal oscillator J1,2 feet of the first starting of oscillation chip U1
It is connect with one end of capacitance C31, the other end of capacitance C31 is connect with one end of resistance R21, and the other end of resistance R21 is first
The output end of starting of oscillation unit 601, the radio frequency grounding pin ground connection of the first starting of oscillation chip U1, the power pins of the first starting of oscillation chip U1
It is grounded by capacitance C32 for the feeder ear (A) of the first starting of oscillation unit 601, the external phaselocked loop pin of the first starting of oscillation chip U1 is same
When connect with one end of capacitance C39, capacitance C41, the other end of capacitance C41 is connect with one end of resistance R22, and resistance R22's is another
One end is connect with one end of the high point vibrational control pin of the first starting of oscillation chip U1, the other end of capacitance C39, capacitance C40 simultaneously,
The other end of capacitance C40 is grounded.
As an embodiment of the present invention, the second starting of oscillation unit 602 includes：
Resistance R36, resistance R37, capacitance C53, capacitance C56, capacitance C58, capacitance C59, capacitance C60, the second crystal oscillator J2 and
Second starting of oscillation chip U3；
8,9 feet of second starting of oscillation chip U3 are simultaneously the input terminal of the second starting of oscillation unit 602, the second starting of oscillation chip U3 1,
3,7 feet are grounded, and 4,5 feet of the second starting of oscillation chip U3 are connected to the both ends of the second crystal oscillator J2,2 feet of the second starting of oscillation chip U3
It is connect with one end of capacitance C60, the other end of capacitance C60 is connect with one end of resistance R37, and the other end of resistance R37 is second
The output end of starting of oscillation unit 602, the radio frequency grounding pin ground connection of the second starting of oscillation chip U3, the power pins of the second starting of oscillation chip U3
It is grounded by capacitance C32 for the feeder ear (C) of the second starting of oscillation unit 602, the external phaselocked loop pin of the second starting of oscillation chip U3 is same
When connect with one end of capacitance C58, capacitance C59, the other end of capacitance C58 is connect with one end of resistance R36, and resistance R36's is another
One end is connect with one end of the high point vibrational control pin of the second starting of oscillation chip U3, the other end of capacitance C59, capacitance C56 simultaneously,
The other end of capacitance C56 is grounded.
In embodiments of the present invention, the first starting of oscillation chip U1 and the second starting of oscillation chip U3 can be preferably 1017 oscillations
Chip, wherein the functional pin of the first starting of oscillation chip U1 and the second starting of oscillation chip U3 are identical, it is as follows：
1 foot, 3 feet, 7 feet, 10 feet, 11 feet are grounding pin, and 2 feet are external capacitor pin, and 4 feet, 5 feet are external crystal oscillator
Pin, 6 feet are grounding pin, and 8 feet, 12 feet are non-selection pin, and 9 feet are radio frequency pin；
In addition the chip also there is power pins, radio frequency grounding pin, high point vibrational control pin and external phaselocked loop to draw
Foot.
In embodiments of the present invention, A/C directly offer+5V voltages in the ports chip U2, U4 are respectively through R01, R02/R00, R03
Respectively by giving power supply IC U5D8400 power supplies through diode 1N4148D1, D2 after capacitance C16, C63/C15, C64 filtering after connection,
Since chip U2, U4 are switching IC, the 0-22K signals that voltage and chip switch will be delivered to chip U5 together by it, at this time
Voltage and 22K signals can be caused to play a reversed role to interfere and can not work normally, increase capacitance C16, C63/C15, C64 at this time and believe voltage
Number miscellaneous signal filters and utilizes the one-way conduction performance of diode 1N4148D1, D2 by single output voltage and 0-22K signal lists
It solely inputs and blocks its signal interference after output to realize the purpose of disabling signal interference.
The another object of the embodiment of the present invention is, provides a kind of microwave converter including above-mentioned microwave frequency division circuit.
Multiple switch units are directly directly connected on power supply unit by the embodiment of the present invention, are directly exported by switch unit
+ 5V voltages make power supply unit provide supply voltage for complete machine to power supply unit, and multi output fractional frequency signal and supply voltage is made to distinguish
Single diode is flowed through through respective filter circuit to power directly to power supply unit, due to diode unilateral conduction characteristic, therefore can be kept away
Exempt from multiple power supplies voltage and signal interference and anti-channeling.Simultaneously because not using anti-jamming circuit and voltage stabilizing chip, product is reduced
Cost and power consumption, reduce product heat dissipation, improve product service life.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
All any modification, equivalent and improvement made by within principle etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of microwave frequency division circuit, which is characterized in that the circuit includes：
First radio frequency amplifying unit, the horizontal radiofrequency signal for amplifying the reception of its input terminal；
Second radio frequency amplifying unit, the vertical radiofrequency signal for amplifying the reception of its input terminal；
Power supply unit, for providing supply voltage for the first, second radio frequency amplifying unit, first group of said supply unit
Power supply output end is connect with the energization input group of the first radio frequency amplifying unit, and second group of power supply of said supply unit is defeated
Outlet is connect with the energization input group of the second radio frequency amplifying unit；
Work(subdivision, for amplified horizontal, vertical radiofrequency signal to be separately converted to multi-channel rf signal, the work(point is single
First, second input terminal of member is connect with the output end of the first, second radio frequency amplifying unit respectively；
Intermediate frequency amplifying unit, for by after work(point multi-channel rf signal or intermediate-freuqncy signal be amplified processing, generation high intensity
Intermediate-freuqncy signal, the input terminal group of the intermediate frequency amplifying unit and the output end group of the work(subdivision are correspondingly connected with；
First switch unit for exporting first via radio frequency fractional frequency signal by switching high and low local frequency, and controls the confession
Electric unit output supply voltage, first group of output end of the input terminal group of first switch unit and the intermediate frequency amplifying unit
Connection, the feeder ear of first switch unit and the third feeder ear of said supply unit connect；
Second switch unit for exporting the second road radio frequency fractional frequency signal by switching high and low local frequency, and controls the confession
Electric unit output supply voltage, second group of output end of the input terminal group of second switch unit and the intermediate frequency amplifying unit
Connection, the feeder ear of second switch unit and the 4th feeder ear of said supply unit connect；
First starting of oscillation unit, for providing high and low local frequency for first switch unit, the first starting of oscillation unit it is defeated
Enter end to connect with the first medium frequency output end of the intermediate frequency amplifying unit, the output end of the first starting of oscillation unit and described first
The output end of switch unit connects, and the feeder ear of the first starting of oscillation unit is connect with the power end of first switch unit；
Second starting of oscillation unit, for providing high and low local frequency for second switch unit, the second starting of oscillation unit it is defeated
Enter end to connect with the second medium frequency output end of the intermediate frequency amplifying unit, the output end of the second starting of oscillation unit and described second
The output end of switch unit connects, and the feeder ear of the second starting of oscillation unit is connect with the power end of second switch unit.
2. circuit as described in claim 1, which is characterized in that the circuit further includes：
Third switch unit, for exporting third road radio frequency fractional frequency signal, the third switching by switching high and low local frequency
The input terminal group of unit is connect with the third group output end of the intermediate frequency amplifying unit, the feeder ear of the third switch unit with
5th feeder ear of said supply unit connects；
Third starting of oscillation unit, for providing high and low local frequency for the third switch unit, the third starting of oscillation unit it is defeated
Enter end to connect with the third medium frequency output end of the intermediate frequency amplifying unit, output end and the third of the third starting of oscillation unit
The output end of switch unit connects.
3. circuit as described in claim 1, which is characterized in that the energization input group of the first radio frequency amplifying unit includes
First feeder ear, the second feeder ear, third feeder ear and the 4th feeder ear；
The first radio frequency amplifying unit includes：
Resistance R1, resistance R2, resistance R3, resistance R4, capacitance C1, capacitance C2, capacitance C3, capacitance C6, capacitance C7, capacitance C8, electricity
Hold C9, first switch pipe and second switch pipe；
The control terminal of the first switch pipe is that the input terminal of the first radio frequency amplifying unit connects with one end of the resistance R1
It connects, the other end of the resistance R1 is grounded for the first feeder ear of the first radio frequency amplifying unit by the capacitance C1, institute
The output end ground connection of first switch pipe is stated, the input terminal of the first switch pipe is simultaneously with the capacitance C6's and capacitance C7
One end connects, and the input terminal of the first switch pipe also connects with one end of the capacitance C3 and one end of the resistance R2 simultaneously
It connects, the other end ground connection of the capacitance C3, the other end of the resistance R2 is the second power supply of the first radio frequency amplifying unit
End is grounded by the capacitance C2, the other end control with the second switch pipe simultaneously of the capacitance C6 and the capacitance C7
End processed is connected with one end of the resistance R3, and the other end of the resistance R3 is the third power supply of the first radio frequency amplifying unit
End is grounded by the capacitance C8, and the output end ground connection of the second switch pipe, the input terminal of the second switch pipe is described
The output end of first radio frequency amplifying unit is connect with one end of the resistance R4, and the other end of the resistance R4 is penetrated for described first
4th feeder ear of frequency amplifying unit is grounded by the capacitance C9；
The energization input group of the second radio frequency amplifying unit include the first feeder ear, the second feeder ear, third feeder ear and
4th feeder ear；
The second radio frequency amplifying unit includes：
Resistance R8, resistance R9, resistance R10, resistance R11, capacitance C11, capacitance C13, capacitance C17, capacitance C18, capacitance C19, electricity
Hold C20, third switching tube and the 4th switching tube；
The control terminal of the third switching tube is that the input terminal of the second radio frequency amplifying unit connects with one end of the resistance R8
It connects, the other end of the resistance R8 is grounded for the first feeder ear of the second radio frequency amplifying unit by the capacitance C11, institute
State the output end ground connection of third switching tube, the input terminal of the third switching tube simultaneously with the capacitance C18 and the capacitance C19
One end connection, the input terminal of the third switching tube also connect with one end of the resistance R9, the other end of the resistance R9
It is grounded by the capacitance C13 for the second feeder ear of the second radio frequency amplifying unit, the capacitance C18 and the capacitance
The other end of C19 is connect with one end of the control terminal of the 4th switching tube and the resistance R10 simultaneously, the resistance R10
The other end be the second radio frequency amplifying unit third feeder ear be grounded by the capacitance C17, the 4th switching tube
Output end ground connection, the input terminal of the 4th switching tube is the output end of the second radio frequency amplifying unit and the resistance
One end of R11 connects, and the other end of the resistance R11 passes through the electricity for the 4th feeder ear of the second radio frequency amplifying unit
Hold C20 ground connection.
4. circuit as described in claim 1, which is characterized in that first group of power supply output end of said supply unit includes first
Output end, second output terminal, third output end, the 4th output end, second group of power supply output end of said supply unit include the
Five output ends, the 6th output end, the 7th output end, the 8th output end；
Said supply unit includes：
Resistance R00, resistance R01, resistance R02, resistance R03, resistance R06, resistance R7, capacitance C4, capacitance C12, capacitance C14, electricity
Hold C15, capacitance C16, capacitance C63, capacitance C64, diode D1, diode D2 and power supply chip；
The both ends of the capacitance C4 are separately connected 8 feet and 7 feet of the power supply chip, and the 5 feet ground connection of the power supply chip is described
The 4-1 feet of power supply chip are respectively the first output end of said supply unit, second output terminal, third output end, the 4th output
End, 9 feet of the power supply chip are grounded by the capacitance C12, and 10,11 pins of the power supply chip are separately connected the electricity
Hinder R7, the resistance R6 one end, the resistance R7, the resistance R6 the other end be grounded simultaneously, the power supply chip 14,
15,12,13 pins are respectively the 5th output end, the 6th output end, the 7th output end, the 8th output end of said supply unit,
16 feet of the power supply chip are grounded by the capacitance C14,16 feet of the power supply chip also simultaneously with the diode D1,
The cathode connection of the diode D2, the anode of the diode D1 while one end with the resistance R02 and the capacitance C63
One end connection, the other end ground connection of the capacitance C63, the other end of resistance R02 one end with the resistance R01 simultaneously
It is connected with one end of the capacitance C16, the other end of the other end ground connection of the capacitance C16, the resistance R01 is the power supply
The third feeder ear of unit, the anode of the diode D2 while one end with one end and the capacitance C64 of the resistance R03
Connection, the other end ground connection of the capacitance C64, the other end of the resistance R03 simultaneously with one end of the resistance R00 and described
One end of capacitance C15 connects, and the other end of the other end ground connection of the capacitance C15, the resistance R00 is said supply unit
4th feeder ear.
5. circuit as described in claim 1, which is characterized in that the output end group of the work(subdivision include the first output end,
Second output terminal, third output end and the 4th output end；
The work(subdivision includes：
Resistance R13, resistance R14, resistance R16, resistance R17, resistance R28, capacitance C22, capacitance C24, capacitance C25, capacitance C27,
Capacitance C28；
One end of the resistance R17 is that the first input end of the work(subdivision is connect with one end of the capacitance C28, the electricity
The other end for holding C28 is the first output end of the work(subdivision, the other end of the resistance R17 simultaneously with the resistance R17
One end connected with one end of the resistance R28, the other end of the resistance R28 is connect with one end of the capacitance C27, described
The other end of capacitance C27 is the third output end of the work(subdivision, and one end of the resistance R16 is the of the work(subdivision
Two input terminals are connect with one end of one end of the resistance R14 and the resistance R13 simultaneously, and the other end of the resistance R16 is same
When connect with the other end of one end of the resistance R16 and the resistance R14, the other end of the resistance R13 simultaneously with it is described
Capacitance C22 is connected with one end of the capacitance C25, the other end ground connection of the capacitance C22, and the other end of the capacitance C25 is
The other end of the second output terminal of the work(subdivision, the resistance R16 is also connect with one end of the capacitance C24, the electricity
The other end for holding C24 is the 4th output end of the work(subdivision.
6. circuit as described in claim 1, which is characterized in that the input terminal group of the intermediate frequency amplifying unit includes the first input
First group of output end of end, the second input terminal, third input terminal, the 4th input terminal, the intermediate frequency amplifying unit includes first defeated
Second group of output end of outlet, second output terminal, third output end, the 4th output end, the intermediate frequency amplifying unit includes the 5th
Output end, the 6th output end, the 7th output end, the 8th output end；
The intermediate frequency amplifying unit includes：
Resistance R5, resistance R12, resistance R19, resistance R20, resistance R23, resistance R29, resistance R30, resistance R30, resistance R32, electricity
Hinder R2310, capacitance C10, capacitance C21, capacitance C23, capacitance C26, capacitance C29, capacitance C30, capacitance C33, capacitance C34, capacitance
C35, capacitance C36, capacitance C37, capacitance C38, capacitance C44, capacitance C45, capacitance C47, capacitance C48, capacitance C49, capacitance C50,
Capacitance C51, capacitance C52, capacitance C54, capacitance C55, the 5th switching tube, the 6th switching tube, the 7th switching tube, the 8th switching tube；
The control terminal of 5th switching tube is that the first input end of the intermediate frequency amplifying unit connects with one end of the resistance R19
It connects, the other end of the resistance R19 is grounded for the first output end of the intermediate frequency amplifying unit by the capacitance C29, described
The input terminal of 5th switching tube is connect with one end of the resistance R20, and the other end of the resistance R20 is that intermediate frequency amplification is single
Second input terminal of member is grounded by the capacitance C30, the output end ground connection of the 5th switching tube, the 5th switching tube
Input terminal is also connect with one end of the capacitance C33, the capacitance C34, the capacitance C37 simultaneously, the 6th switching tube
Control terminal is that the second input terminal of the intermediate frequency amplifying unit is connect with one end of the resistance R29, and the resistance R29's is another
End be the intermediate frequency amplifying unit the 4th output end be grounded by the capacitance C45, the input terminal of the 6th switching tube and
One end of the resistance R2310 connects, and the other end of the resistance R2310 is logical for the third input terminal of the intermediate frequency amplifying unit
Cross capacitance C44 ground connection, the output end ground connection of the 6th switching tube, the input terminal of the 6th switching tube also simultaneously with institute
State capacitance C35, one end of the capacitance C36 is connected with the other end of the capacitance C37, the capacitance C33, the capacitance C34,
The capacitance C35, the capacitance C36 the other end connect with one end of the capacitance C38, one end of the capacitance C38 is also
It is grounded by the resistance R23, the other end of the capacitance C38 is the first medium frequency output end of the intermediate frequency amplifying unit；
The control terminal of 7th switching tube is that the third input terminal of the intermediate frequency amplifying unit connects with one end of the resistance R5
It connecing, the other end of the resistance R5 is that the 5th output end of the intermediate frequency amplifying unit is grounded by the capacitance C10, described the
The input terminal of seven switching tubes is connect with one end of the resistance R30, and the other end of the resistance R30 is the intermediate frequency amplifying unit
The 6th output end be grounded by the capacitance C47, the control terminal of the 7th switching tube is grounded by the capacitance C26, institute
The output end ground connection of the 7th switching tube is stated, the output end of the 7th switching tube is also connect with one end of the capacitance C54, described
The other end of capacitance C54 is that the 7th output end of the intermediate frequency amplifying unit is connect with one end of the resistance R31, the described 7th
The input terminal of switching tube is also connect with one end of the capacitance C48, the capacitance C49, the capacitance C52 simultaneously, and the described 8th
The control terminal of switching tube is the 4th input terminal of the intermediate frequency amplifying unit simultaneously with the resistance R12's and capacitance C23
One end connects, and the other end ground connection of the capacitance C23, the other end of the resistance R12 is the 8th of the intermediate frequency amplifying unit the
Output end is grounded by the capacitance C21, and the input terminal of the 8th switching tube is connect with the other end of the resistance R31, institute
State the output end ground connection of the 8th switching tube, the input terminal of the 8th switching tube also simultaneously with the capacitance C50, the capacitance
One end of C51 is connected with the other end of the capacitance C52, the capacitance C48, the capacitance C49, the capacitance C50, the electricity
The other end for holding C51 is connect with one end of the capacitance C55, and one end of the capacitance C55 is also connect by the resistance R32
Ground, the other end of the capacitance C55 are the second medium frequency output end of the intermediate frequency amplifying unit.
7. circuit as described in claim 1, which is characterized in that the input terminal group of first switch unit includes the first input
End, the second input terminal, third input terminal and the 4th input terminal；
First switch unit includes：
Resistance R25, resistance R26, resistance R27, capacitance C42, capacitance C43, the switching chips of capacitance C46 and first；
The 1-4 feet of the first switching chip are respectively the first input end, the second input terminal, third of first switch unit
15,16 feet of input terminal and the 4th input terminal, the first switching chip are connect by the resistance R26, the resistance R25 respectively
Ground, it is described first switching chip 14 feet ground connection, it is described first switching chip 15 feet simultaneously with resistance R27 and the capacitance
One end of C42 connects, and the other end of the other end ground connection of the capacitance C42, the resistance R27 is first switch unit
Output end is grounded by the capacitance C43, and 12 feet of the first switching chip are the feeder ear of first switch unit, institute
11 feet for stating the first switching chip are the ends B of first switch unit, and 9 feet of the first switching chip pass through the capacitance
C46 is grounded；
The input terminal group of second switch unit includes first input end, the second input terminal, third input terminal and the 4th input
End；
Second switch unit includes：
Resistance R33, resistance R34, resistance R35, capacitance C431, capacitance C57, the switching chips of capacitance C61 and second；
The 1-4 feet of the second switching chip are respectively the first input end, the second input terminal, third of second switch unit
15,16 feet of input terminal and the 4th input terminal, the second switching chip are connect by the resistance R34, the resistance R33 respectively
Ground, it is described second switching chip 14 feet ground connection, it is described second switching chip 15 feet simultaneously with resistance R35 and the capacitance
One end of C57 connects, and the other end of the other end ground connection of the capacitance C57, the resistance R35 is second switch unit
Output end is grounded by the capacitance C431, and 12 feet of the second switching chip are the feeder ear of second switch unit,
11 feet of the second switching chip are the ends D of second switch unit, and 9 feet of the second switching chip pass through the electricity
Hold C61 ground connection.
8. circuit as described in claim 1, which is characterized in that the first starting of oscillation unit includes：
Resistance R21, resistance R22, capacitance C31, capacitance C32, capacitance C39, capacitance C40, capacitance C 41, the first crystal oscillator and the first
Shake chip；
8,9 feet of the first starting of oscillation chip are simultaneously the input terminal of the first starting of oscillation unit, the first starting of oscillation chip
1,3,7 feet are grounded, and 4,5 feet of the first starting of oscillation chip are connected to the both ends of first crystal oscillator, first starting of oscillation
2 feet of chip are connect with one end of the capacitance C31, and the other end of the capacitance C31 is connect with one end of the resistance R21,
The other end of the resistance R21 is the output end of the first starting of oscillation unit, the radio frequency grounding pin of the first starting of oscillation chip
The power pins of ground connection, the first starting of oscillation chip are grounded for the feeder ear of the first starting of oscillation unit by the capacitance C32,
The external phaselocked loop pin of the first starting of oscillation chip is connect with one end of the capacitance C39, the capacitance C41 simultaneously, described
The other end of capacitance C41 is connect with one end of the resistance R22, the other end of the resistance R22 simultaneously with first starting of oscillation
One end connection of the high point vibrational control pin of chip, the other end of the capacitance C39, the capacitance C40, the capacitance C40
The other end ground connection；
The second starting of oscillation unit includes：
Resistance R36, resistance R37, capacitance C53, capacitance C56, capacitance C58, capacitance C59, capacitance C 60, the second crystal oscillator and second
Shake chip；
8,9 feet of the second starting of oscillation chip are simultaneously the input terminal of the second starting of oscillation unit, the second starting of oscillation chip
1,3,7 feet are grounded, and 4,5 feet of the second starting of oscillation chip are connected to the both ends of second crystal oscillator, second starting of oscillation
2 feet of chip are connect with one end of the capacitance C60, and the other end of the capacitance C60 is connect with one end of the resistance R37,
The other end of the resistance R37 is the output end of the second starting of oscillation unit, the radio frequency grounding pin of the second starting of oscillation chip
The power pins of ground connection, the second starting of oscillation chip are grounded for the feeder ear of the second starting of oscillation unit by the capacitance C32,
The external phaselocked loop pin of the second starting of oscillation chip is connect with one end of the capacitance C58, the capacitance C59 simultaneously, described
The other end of capacitance C58 is connect with one end of the resistance R36, the other end of the resistance R36 simultaneously with second starting of oscillation
One end connection of the high point vibrational control pin of chip, the other end of the capacitance C59, the capacitance C56, the capacitance C56
The other end ground connection.
9. a kind of microwave converter, which is characterized in that the microwave converter includes such as claim 1 to 8 any one of them
Microwave frequency division circuit.
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| CN201610408050.2A CN105915263B (en) | 2016-06-08 | 2016-06-08 | A kind of microwave frequency division circuit and microwave converter |
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| CN201610408050.2A CN105915263B (en) | 2016-06-08 | 2016-06-08 | A kind of microwave frequency division circuit and microwave converter |
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| CN106571848B (en) * | 2016-11-09 | 2019-09-17 | 华讯方舟科技（湖北）有限公司 | A kind of microwave frequency changer circuit and frequency converter |
| CN108964422A (en) * | 2018-08-27 | 2018-12-07 | 华讯方舟科技有限公司 | A kind of dual output list local oscillator microwave frequency changer circuit and frequency converter |
| CN108964684B (en) * | 2018-10-15 | 2024-05-24 | 深圳市华讯方舟光电技术有限公司 | Microwave current reducing circuit |
| CN112332873B (en) * | 2020-09-21 | 2022-09-23 | 北京无线电测量研究所 | Broadband power division filtering component |
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| CN204886876U (en) * | 2015-04-29 | 2015-12-16 | 深圳市华讯方舟科技有限公司 | Microwave frequency converting circuit and microwave converter |
| CN205017274U (en) * | 2015-09-07 | 2016-02-03 | 华讯方舟科技（湖北）有限公司 | Microwave frequency conversion merit parallel circuit |
| CN205249146U (en) * | 2015-12-23 | 2016-05-18 | 华讯方舟科技（湖北）有限公司 | Microwave frequency conversion ware |
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Effective date of registration: 20211105 Address after: 518000 418, floor 4, building 37, chentian Industrial Zone, Baotian 1st Road, Xixiang street, Bao'an District, Shenzhen, Guangdong Patentee after: SHENZHEN HUAXUN FANGZHOU SATELLITE INDUSTRIAL TECHNOLOGY Co.,Ltd. Address before: 434020 shacen Road (Zhuqiao Industrial Park), Jingzhou Development Zone, Jingzhou City, Hubei Province Patentee before: CHINA COMMUNICATION TECHNOLOGY(HUBEI) Co.,Ltd. |
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