CN108964696A - Radio circuit adjustment method and Related product - Google Patents
Radio circuit adjustment method and Related product Download PDFInfo
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- CN108964696A CN108964696A CN201810791649.8A CN201810791649A CN108964696A CN 108964696 A CN108964696 A CN 108964696A CN 201810791649 A CN201810791649 A CN 201810791649A CN 108964696 A CN108964696 A CN 108964696A
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/391—Modelling the propagation channel
- H04B17/3912—Simulation models, e.g. distribution of spectral power density or received signal strength indicator [RSSI] for a given geographic region
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- Computer Networks & Wireless Communication (AREA)
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- Spectroscopy & Molecular Physics (AREA)
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Abstract
This application discloses a kind of radio circuit adjustment method and Related products, applied to debugging radio-frequency circuit, the radio circuit includes RF transceiver, PA, duplexer, filter, main collection switch and main collection antenna, RF transceiver passes sequentially through PA, duplexer, main collection switch and main collection antenna transmitting radiofrequency signal, RF transceiver passes sequentially through main collection antenna, main collection switch, duplexer and filter and receives radiofrequency signal, and method includes: to extract main collection switch to the circuit parameter between main collection antenna by printing board PCB；It is emulated by simulation software and circuit parameter, obtains the target scattering parameter of the output end of main collection switch；It is emulated by simulation software and target scattering parameter, obtains the first match parameter of the match circuit between main collection switch and main collection antenna.Simulation efficiency can be promoted using the embodiment of the present application.
Description
Technical field
This application involves simulation technical field more particularly to a kind of radio circuit adjustment method and Related products.
Background technique
The 3rd generation mobile communication technology (3rd-Generation, 3G) of electronic equipment (such as smart phone) communicate and
Fourth generation mobile communication technology (the 4th Generation, 4G) communication is broadly divided into frequency division duplex (frequency
Division duplexing, FDD) and two kinds of communication modes of time division duplex (time division duplexing, TDD),
Middle FDD transmitting-receiving access is mainly realized that transmitting-receiving works at the same time by duplexer and is not interfere with each other.In debugging process, generally require by excellent
Change the matching of duplexer common end to optimize the radio-frequency performance of corresponding FDD frequency range.Conventional method is all circuit board to be printed
After (printed circuit board, PCB) plate is returned, using the scattering parameter of vector network analyzer analysis path, thus
Suitable radio-frequency match is selected, to reach optimum performance.Currently, debugging process may replace tens of kinds of matched forms to adjust back
Examination, debud mode is more complex and time-consuming.
Summary of the invention
The embodiment of the present application provides a kind of radio circuit adjustment method and Related product, for promoting simulation efficiency.
In a first aspect, the embodiment of the present application provides a kind of radio circuit adjustment method, the method is for debugging radio frequency electricity
Road, the radio circuit include RF transceiver, PA, duplexer, filter, and main collection switch and main collection antenna, the radio frequency are received
Hair device passes sequentially through the PA, the duplexer, the main collection switch and the main collection antenna transmitting radiofrequency signal, the radio frequency
Transceiver passes sequentially through the main collection antenna, the main collection switch, the duplexer and the filter and receives radiofrequency signal, institute
The method of stating includes:
The main collection switch is extracted to the main circuit parameter for collecting the access cabling between antenna by PCB；
It is emulated by simulation software and the circuit parameter, obtains the target scattering of the output end of the main collection switch
Parameter；
It is emulated by the simulation software and target scattering parameter, obtains the main collection switch and the main collection antenna
Between match circuit the first match parameter.
Second aspect, the embodiment of the present application provide a kind of radio circuit debugging apparatus, are applied to debugging radio-frequency circuit, described
Radio circuit includes RF transceiver, PA, duplexer, filter, and main collection switchs and main collection antenna, and the RF transceiver is successively
By the PA, the duplexer, main collection switch and the main collection antenna transmitting radiofrequency signal, the RF transceiver according to
It is secondary by the main collection antenna, main collection switch, the duplexer and the filter receive radiofrequency signal, the radio frequency electrical
Road debugging apparatus includes:
Extraction unit, the electricity for extracting the main collection switch to the access cabling between the main collection antenna by PCB
Road parameter；
Simulation unit obtains the defeated of the main collection switch for being emulated by simulation software and the circuit parameter
The target scattering parameter of outlet；Emulated by the simulation software and target scattering parameter, obtain the main collection switch and
First match parameter of the match circuit between the main collection antenna.
The third aspect, the embodiment of the present application provide a kind of radio circuit debugging apparatus, including processor, memory and one
A or multiple programs, wherein said one or multiple programs are stored in above-mentioned memory, and are configured by above-mentioned processing
Device executes, and above procedure is included the steps that for executing the instruction in method described in the embodiment of the present application first aspect.
Fourth aspect, the embodiment of the present application provide a kind of computer readable storage medium, wherein above-mentioned computer-readable
Storage medium is for storing computer program, wherein above-mentioned computer program executes computer such as the embodiment of the present application the
Step some or all of described in method described in one side.
5th aspect, the embodiment of the present application provide a kind of computer program product, wherein above-mentioned computer program product
Non-transient computer readable storage medium including storing computer program, above-mentioned computer program are operable to make to calculate
Step some or all of described in method of the machine execution as described in the embodiment of the present application first aspect.The computer program produces
Product can be a software installation packet.
It can be seen that radio circuit adjustment method and Related product in the embodiment of the present application, be applied to debugging radio frequency electricity
Road first passes through the main collection switch of PCB extraction to the circuit parameter between main collection antenna, then passes through the circuit parameter and emulate soft
Part switchs and the main match circuit collected between antenna to emulate main collection.As it can be seen that adjustment method operation provided by the embodiments of the present application
Flexibly, the common end matching that can accurately simulate main collection switch only need to be reasonably modeled, simulation efficiency is promoted.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of radio circuit provided by the embodiments of the present application；
Fig. 2 is a kind of flow diagram of radio circuit adjustment method provided by the embodiments of the present application；
Fig. 3 is a kind of structural schematic diagram of first two-port network model provided by the embodiments of the present application；
Fig. 4 is a kind of structural schematic diagram of second two-port network model provided by the embodiments of the present application；
Fig. 5 is the flow diagram of another radio circuit adjustment method provided by the embodiments of the present application；
Fig. 6 is a kind of structural schematic diagram of radio circuit debugging apparatus provided by the embodiments of the present application；
Fig. 7 is the structural schematic diagram of another radio circuit debugging apparatus provided by the embodiments of the present application.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
It is described in detail separately below.
The description and claims of this application and term " first ", " second ", " third " and " in the attached drawing
Four " etc. are not use to describe a particular order for distinguishing different objects.In addition, term " includes " and " having " and it
Any deformation, it is intended that cover and non-exclusive include.Such as it contains the process, method of a series of steps or units, be
System, product or equipment are not limited to listed step or unit, but optionally further comprising the step of not listing or list
Member, or optionally further comprising other step or units intrinsic for these process, methods, product or equipment.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
It is contained at least one embodiment of the application.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
It should be noted that radio circuit debugging apparatus is the computer for being equipped with simulation software in the embodiment of the present application
Equipment, the computer equipment for example can be computer, notebook, tablet computer, industrial computer, electronic equipment etc..
Referring to Figure 1, Fig. 1 is a kind of structural schematic diagram of radio circuit provided by the embodiments of the present application.As shown in Figure 1,
The radio circuit includes RF transceiver, first filter, diversity switch, diversity antenna, power amplifier (power
Amplifier, PA), duplexer, second filter, main collection switch and main collection antenna.RF transceiver is filtered with first respectively
Device, second filter are connected with PA, and first filter and diversity switch connect, and diversity switch is connect with diversity antenna, the second filter
Wave device and PA are connect with duplexer, and duplexer and main collection switch connect, and main collection switch is connect with main collection antenna.
The radiofrequency signal that RF transceiver issues is passed through PA, duplexer, main collection switch respectively and is amplified, finally by master
Collection antenna is launched.Main collection antenna receives radiofrequency signal, then passes through main collection switch, duplexer and second filter respectively,
Finally reach RF transceiver.Diversity antenna receives radiofrequency signal, then respectively by diversity switch and first filter, finally
Reach RF transceiver.
Wherein, the quantity of main collection antenna can be one, is also possible to multiple, is not limited thereto.The number of diversity antenna
Amount can be one, be also possible to multiple, be not limited thereto.
Wherein, which can be the radiofrequency signal of LTE frequency range, LTE frequency range for example have TDD-LTE Band38,
Band39, Band40 and Band41, FDD-LTE Band1, Band3 and Band7 etc..The radiofrequency signal can be penetrating for 3G frequency range
Frequency signal, 3G frequency range for example have TD SDMA (time division-synchronous code division
Multiple access, TD-SCDMA) Band34 and Band39, wideband code division multiple access (wideband code division
Multiple access, WCDMA) Band1, Band2, Band5 and Band8 etc..The radiofrequency signal can be the radio frequency of 2G frequency range
Signal, 2G frequency range for example have global system for mobile communications (global system for mobile communication, GSM)
Band 2, Band 3, Band 5 and Band 8 etc..
Wherein, RF transceiver is to refer to realize the device received with sending function to radiofrequency signal.
Wherein, PA is the important component of radio frequency transmitter signal, is issued for amplifying radio frequency transmitter signal
RF signal power guarantees that radiofrequency signal can be fed on antenna and is transmitted.
Wherein, duplexer is a kind of special two-way three end filter, main to rise primarily directed to FDD system application
To the effect of filtering and isolation signals.
Wherein, main collection antenna refers in the working method of antenna diversity, can send and receive to radiofrequency signal
Antenna become main collection antenna.
Wherein, main collection switch refers to the switch for switching main collection Antenna Operation state.
Wherein, diversity antenna refers in the working method of antenna diversity, is merely able to carry out received day to radiofrequency signal
Line.
Wherein, diversity switch refers to the switch of working frequency range for controlling diversity antenna and reception or emission state.
It describes in detail below to the embodiment of the present application.
Referring to Fig. 2, Fig. 2 is that the embodiment of the present application provides a kind of flow diagram of radio circuit adjustment method, institute
Method is stated for debugging above-mentioned radio circuit, this radio circuit adjustment method includes:
201, radio circuit debugging apparatus by printing board PCB extract the main collection switch to the main collection antenna it
Between access cabling circuit parameter.
Specifically, the specific reality of the circuit parameter for the access cabling that the main collection switch arrives between the main collection antenna is extracted
Existing mode is extracted by way of vector network analyzer passive test.
Optionally, above-mentioned steps 201, by printing board PCB extract the main collection switch to the main collection antenna it
Between circuit parameter, can implement as follows:
The corresponding PCB file of the PCB is loaded, and converts what the simulation software can be read for the PCB file
File destination；From the main collection switch is extracted in the file destination to the circuit parameter the main collection antenna.
For example, PCB file can be converted to the text for the ODB++ form that simulation software can be read by radio circuit debugging apparatus
Part, entire simulation process can be used PCB software for drawing Mentor Graphics and exported.
Wherein, which is applied in electronic equipment, and electronic equipment may include various with wireless communication function
Handheld device, mobile unit, wearable device (such as smartwatch, Intelligent bracelet, pedometer etc.), calculate equipment or connection
It is mobile to other processing equipments of radio modem and various forms of user equipmenies (user equipment, UE)
Platform (mobile station, MS), terminal device (terminal device) etc..For convenience of description, apparatus mentioned above
It is referred to as electronic equipment.
Wherein, which includes S2P parameter, which comprises at least one of the following: S parameter, Z parameter, Y ginseng
Several and H parameter.
Wherein, S parameter i.e. scattering parameter, S parameter are used to assess reflection signal and transmit the amplitude and phase of signal
Information, S parameter mainly includes S11, S12, S21 and S22.Wherein, S12 is used to indicate the reverse isolation degree in transmission, is used for
Influence of the signal of outlines device output end to input terminal.S21 is used to indicate that gain or Insertion Loss, gain in transmission to be due to member
The insertion of part or device and the bearing power that occurs increases, Insertion Loss is the insertion due to element or device and the bearing power occurred
Loss.S11 is used to indicate the return loss of input terminal, can be described as the incident power and reflection power of input terminal radiofrequency signal
Ratio.S22 is used to indicate the return loss of output end, can be described as the incident power and reflection function of output end radiofrequency signal
The ratio of rate.
Wherein, Z parameter i.e. impedance parameter, for indicating the impedance magnitude in two-port network, impedance parameter and two
The structure of port network is related with parameter value, unrelated with external network.Impedance parameter mainly includes Z11, Z21, Z12, Z22.Its
In, Z11 indicates input impedance when output port open circuit, and Z12 indicates transfger impedance when input port open circuit, and Z21 indicates table
Show transfger impedance when output port open circuit, Z22 indicates output impedance when input port open circuit.
Wherein, Y parameter i.e. admittance parameter, for indicating admittance value when two-port network middle port short circuit.Impedance
Parameter mainly includes Y11, Y12, Y21, Y22.Wherein, input admittance when Y11 expression output port short circuit, Y12 indicate input
The transfer admittance when short circuit of port, Y21 indicate input port short circuit when transfer admittance, Y22 indicate input port short circuit when
Output admittance.
Wherein, H parameter i.e. hybrid parameter, when for indicating port network middle port short circuit, with two-port network electricity
Galvanic electricity presses relevant parameter.Hybrid parameter mainly includes H11, H12, H21, H22.Wherein, when H11 expression output port short circuit
Input impedance, H12 indicate that reverse transition voltage ratio when input port open circuit, H21 indicate that forward direction when output port short circuit turns
Electric current ratio is moved, H22 indicates output admittance when input port open circuit.
202, radio circuit debugging apparatus is emulated by simulation software and the circuit parameter, is obtained the main collection and is opened
The target scattering parameter of the output end of pass.
Specifically, radio circuit debugging apparatus first passes through simulation software and establishes an artificial circuit, then obtains extraction
Circuit parameter import in the artificial circuit, emulated finally by the artificial circuit it is main collection switch output end, can be obtained
Target scattering parameter.
Wherein, the simulation software be, for example, Advanced Design System (automation device specification,
ADS) simulation software.Target scattering parameter is, for example, S11.
203, radio circuit debugging apparatus is emulated by the simulation software and target scattering parameter, obtains the master
First match parameter of the match circuit between collection switch and the main collection antenna.
Specifically, radio circuit debugging apparatus first passes through simulation software and establishes an artificial circuit, then passes through the emulation
The target scattering parameter that circuit and step 202 emulation obtain is electric to emulate the matching between main collection switch and the main collection antenna
The match parameter of match circuit can be obtained in road.
As can be seen that in the embodiment of the present application, the main collection for first passing through PCB extraction is switched to the circuit between main collection antenna
Then parameter emulates the match circuit between main collection switch and main collection antenna by the circuit parameter and simulation software.As it can be seen that
Adjustment method flexible operation provided by the embodiments of the present application only need to reasonably model the public affairs that can accurately simulate main collection switch
End matching altogether promotes simulation efficiency.
In the implementation of the application, the specific implementation of step 202 has:
Radio circuit debugging apparatus establishes the first two-port network model, first two-port network by simulation software
Output end of the first port of model as the main collection switch, the second port of the first two-port network model is as institute
State main collection antenna end；The circuit parameter is imported the first two-port network model by radio circuit debugging apparatus, to described
The output end of main collection switch is emulated, and the target scattering parameter of the output end of the main collection switch is obtained.
Wherein, two-port network model refers to the two-port network that port number is equal to 2, a port of two-port network
For input port, for receiving signal or energy, another port is output port, is used for output signal or energy.
Specifically, the first two-port network model is as shown in figure 3, the two-port network model includes first port, second
Port and a device model, are set to a resistance at first port and second port, at first port and second port
The impedance value of resistance is equal to 50 ohm.Circuit parameter import the first two-port network model refer to using the circuit parameter as
The circuit parameter of the device model.As it can be seen that in the first two-port network model, known to the circuit parameter in device model, two
The impedance value of port it is also known that in the case where, directly can simulate the first of the first two-port network model by simulation software
The S11 of port, i.e. emulation obtain the S11 of the output end of main collection switch.
It should be noted that the first two-port network model is not limited to structure shown in Fig. 3, it is not limited here.
In the implementation of the application, the specific implementation of step 203 has: radio circuit debugging apparatus passes through institute
It states simulation software and establishes the second two-port network model, the third port of the second two-port network model is sequentially connected main collection
4th port of switch models, match circuit model, device model and the second two-port network model, the 4th port
Impedance value and the target scattering parameter association；Radio circuit debugging apparatus emulates the match circuit model, real
Existing impedance matching obtains the first match parameter of the match circuit between the main collection switch and the main collection antenna.
Optionally, the impedance value of the 4th port refers to the impedance value of the resistance at the 4th port, which is equal to mesh
Mark a solution of the conjugation of scattering parameter.
Optionally, before establishing the second two-port network model, radio circuit debugging apparatus first passes through PCB and extracts duplex
The circuit parameter of the circuit parameter of device and main collection switch.
Optionally, the match circuit includes needing matched electronic device, and the matched electronic device of needs includes
Following one of which: capacitor, inductance, resistance.
Optionally, the match circuit is " π " type match circuit.
It is optionally, described that need matched electronic device include first capacitor, the first inductance and the second capacitor, and described first
One end of capacitor is connect with one end of first inductance, and the other end of one end of second capacitor and first inductance connects
It connects, the other end of the other end of the first capacitor and second capacitor is grounded.
Wherein, the match parameter of match circuit includes needing the value of matched electronic device.For example, needing matched electronics
Device includes first capacitor, the first inductance and the second capacitor, then the match parameter of match circuit includes the capacitor of first capacitor
Value, the capacitance of the inductance value of the first inductance and the second capacitor.
Specifically, the second two-port network model is as shown in figure 4, be set to an electricity at third port and the 4th port
It hinders, the impedance value of the resistance at third port is equal to 75 ohm, and the impedance value of the resistance at the 4th port is joined equal to target scattering
One solution of several conjugation.Circuit parameter of the circuit parameter of main collection switch as main collection switch models, the circuit of device model
Circuit parameter of the parameter as device model.As it can be seen that in the second two-port network model, in the circuit ginseng of main collection switch models
Number is known, device model circuit parameters are known, two-port impedance value it is also known that in the case where, pass through and adjust matching network mould
The value of type, so that S11, S21 and S22 of the second two-port network reach most preferably, i.e., S11 most restrains, and S21 differential loss is minimum, and S22 is most
Close to 75 ohm, the first match parameter of the match circuit between main collection switch and main collection antenna can be simulated.
It should be noted that the first two-port network model is not limited to structure shown in Fig. 4, it is not limited here.
In the implementation of the application, after step 203, the method also includes:
Match circuit with first match parameter is soldered on the PCB and carries out in fact by radio circuit debugging apparatus
Border test, obtains test result；Radio circuit debugging apparatus is according to the test result on the basis of first match parameter
On be finely adjusted, obtain the second match parameter of the match circuit model.
Specifically, above-mentioned testing procedure test is scattering parameter of the main collection switch to main collection antenna, such as S11, S12, S21
And S22, then the test result that testing procedure obtains includes value of the main collection switch to main S11, S12, S21 and S22 for collecting antenna.
As it can be seen that in the embodiment of the present application, after the match parameter for simulating match circuit by simulation software, will have
There is the match circuit of the match parameter to be soldered on PCB and carry out actual test, obtains a test result, be then based on the test
As a result it is finely adjusted, more accurately match parameter available in this way, and then improves the accuracy of emulation.
The embodiment of the present application also provides another more detailed method flows, as shown in figure 5, the method is for debugging
Above-mentioned radio circuit, this radio circuit adjustment method include:
501, radio circuit debugging apparatus extracts the main collection switch by PCB and joins to the circuit between the main collection antenna
Number.
502, radio circuit debugging apparatus establishes the first two-port network model, first Two-port netwerk by simulation software
Output end of the first port of network model as the main collection switch, the second port of the first two-port network model are made
For the main collection antenna end.
503, the circuit parameter is imported the first two-port network model by radio circuit debugging apparatus.
504, radio circuit debugging apparatus emulates the output end of the main collection switch, obtains the main collection switch
The target scattering parameter of output end.
505, radio circuit debugging apparatus establishes the second two-port network model by the simulation software, and the described 2nd 2
The third port of port network model is sequentially connected main collection switch models, match circuit model, device model and the described 2nd 2
4th port of port network model, the impedance value and the target scattering parameter association of the 4th port.
506, radio circuit debugging apparatus emulates the match circuit model, realizes impedance matching, obtains described
First match parameter of the match circuit between main collection switch and the main collection antenna.
507, it is enterprising to be soldered to the PCB by radio circuit debugging apparatus for the match circuit with first match parameter
Row actual test, obtains test result.
508, radio circuit debugging apparatus carries out on the basis of first match parameter micro- according to the test result
It adjusts, obtains the second match parameter of the match circuit model.
It should be noted that the specific implementation process of each step of method shown in fig. 5 can be found in described in the method
Specific implementation process, no longer describe herein.
Referring to Fig. 6, Fig. 6 is a kind of structural schematic diagram of radio circuit debugging apparatus provided by the embodiments of the present application, institute
Radio circuit debugging apparatus is stated for debugging above-mentioned radio circuit, as shown, the radio circuit debugging apparatus include processor,
Memory, communication interface and one or more programs, wherein said one or multiple programs are stored in above-mentioned memory
In, and be configured to be executed by above-mentioned processor, above procedure includes the instruction for executing following steps:
The main collection switch is extracted to the circuit parameter between the main collection antenna by PCB；
It is emulated by simulation software and the circuit parameter, obtains the target scattering of the output end of the main collection switch
Parameter；
It is emulated by the simulation software and target scattering parameter, obtains the main collection switch and the main collection antenna
Between match circuit the first match parameter.
It in the implementation of the application, is emulated, is obtained described by simulation software and the circuit parameter
In terms of the target scattering parameter of the output end of main collection switch, above procedure is specifically used for executing the instruction of following steps:
The first two-port network model is established by simulation software, the first port of the first two-port network model is made
For the output end of the main collection switch, the second port of the first two-port network model is as the main collection antenna end；
The circuit parameter is imported into the first two-port network model, the output end of the main collection switch is imitated
Very, the target scattering parameter of the output end of the main collection switch is obtained.
In the implementation of the application, is emulated, obtained by the simulation software and target scattering parameter
In terms of first match parameter of the match circuit between the main collection switch and the main collection antenna, above procedure is specifically used for holding
The instruction of row following steps:
The second two-port network model, the third end of the second two-port network model are established by the simulation software
Mouth is sequentially connected the 4th end of main collection switch models, match circuit model, device model and the second two-port network model
Mouthful, the impedance value and the target scattering parameter association of the 4th port；
The match circuit model is emulated, realizes impedance matching, obtains the main collection switch and the main collection day
First match parameter of the match circuit between line.
In the implementation of the application, is emulated, obtained by the simulation software and target scattering parameter
After first match parameter of the match circuit between the main collection switch and the main collection antenna, above procedure is also used to execute
The instruction of following steps:
Match circuit with first match parameter is soldered on the PCB and carries out actual test, is tested
As a result；
It is finely adjusted on the basis of first match parameter according to the test result, obtains the match circuit mould
Second match parameter of type.
In the implementation of the application, the match circuit includes needing matched electronic device, the needs
The electronic device matched includes following one of which: capacitor, inductance, resistance.
In the implementation of the application, the match circuit is " π " type match circuit.
In the implementation of the application, it is described need matched electronic device include first capacitor, the first inductance and
Second capacitor, one end of the first capacitor are connect with one end of first inductance, one end of second capacitor with it is described
The other end of first inductance connects, and the other end of the other end of the first capacitor and second capacitor is grounded.
It should be noted that the specific implementation process of the present embodiment can be found in specific implementation described in above method embodiment
Process no longer describes herein.
Above-described embodiment is mainly described the scheme of the embodiment of the present application from the angle of method side implementation procedure.It can
With understanding, in order to realize the above functions, it comprises execute each corresponding hardware knot of function for radio circuit debugging apparatus
Structure and/or software module.Those skilled in the art should be readily appreciated that, described in conjunction with the examples disclosed in this document
Each exemplary unit and algorithm steps, the application can be realized with the combining form of hardware or hardware and computer software.Certain
A function is executed in a manner of hardware or computer software driving hardware actually, depending on technical solution specific application and
Design constraint.Professional technician specifically can realize described function using distinct methods to each,
But this realization is it is not considered that exceed scope of the present application.
The embodiment of the present application can carry out the division of functional unit according to the method example to radio circuit debugging apparatus,
For example, each functional unit of each function division can be corresponded to, two or more functions can also be integrated in one
In processing unit.The integrated unit both can take the form of hardware realization, can also use the shape of SFU software functional unit
Formula is realized.It should be noted that being schematical, only a kind of logic function stroke to the division of unit in the embodiment of the present application
Point, there may be another division manner in actual implementation.
Referring to Fig. 7, Fig. 7 is a kind of radio circuit debugging apparatus provided by the embodiments of the present application, the radio circuit tune
Trial assembly is set for debugging above-mentioned radio circuit, and radio circuit debugging apparatus includes:
Extraction unit 701, for extracting the main collection switch between the main collection antenna by printing board PCB
The circuit parameter of access cabling；
Simulation unit 702 obtains the main collection switch for being emulated by simulation software and the circuit parameter
The target scattering parameter of output end；It is emulated by the simulation software and target scattering parameter, obtains the main collection switch
First match parameter of the match circuit between the main collection antenna.
In the implementation of the application, the main collection switch is extracted described in by printing board PCB described
In terms of circuit parameter between main collection antenna, the extraction unit 701 is specifically used for:
The corresponding PCB file of the PCB is loaded, and converts what the simulation software can be read for the PCB file
File destination；
From the main collection switch is extracted in the file destination to the circuit parameter the main collection antenna.
It in the implementation of the application, is emulated, is obtained described by simulation software and the circuit parameter
In terms of the target scattering parameter of the output end of main collection switch, simulation unit 702 is specifically used for:
The first two-port network model is established by simulation software, the first port of the first two-port network model is made
For the output end of the main collection switch, the second port of the first two-port network model is as the main collection antenna end；
The circuit parameter is imported into the first two-port network model, the output end of the main collection switch is imitated
Very, the target scattering parameter of the output end of the main collection switch is obtained.
In the implementation of the application, is emulated, obtained by the simulation software and target scattering parameter
In terms of first match parameter of the match circuit between the main collection switch and the main collection antenna, simulation unit 702 is specifically used
In:
The second two-port network model, the third end of the second two-port network model are established by the simulation software
Mouth is sequentially connected the 4th end of main collection switch models, match circuit model, device model and the second two-port network model
Mouthful, the impedance value and the target scattering parameter association of the 4th port；
The match circuit model is emulated, realizes impedance matching, obtains the main collection switch and the main collection day
First match parameter of the match circuit between line.
In the implementation of the application, simulation unit 702 by the simulation software and target scattering parameter into
Row emulation, after obtaining the first match parameter of the match circuit between the main collection switch and the main collection antenna, radio frequency electrical
Road debugging apparatus further includes test cell 703, in which:
Test cell 703 carries out in fact for the match circuit with first match parameter to be soldered on the PCB
Border test, obtains test result；
Simulation unit 702 is also used to be finely adjusted on the basis of first match parameter according to the test result,
Obtain the second match parameter of the match circuit model.
In the implementation of the application, the match circuit includes needing matched electronic device, the needs
The electronic device matched includes following one of which: capacitor, inductance, resistance.
In the implementation of the application, the match circuit is " π " type match circuit.
In the implementation of the application, it is described need matched electronic device include first capacitor, the first inductance and
Second capacitor, one end of the first capacitor are connect with one end of first inductance, one end of second capacitor with it is described
The other end of first inductance connects, and the other end of the other end of the first capacitor and second capacitor is grounded.
As can be seen that radio circuit debugging apparatus is first passed through applied to debugging radio-frequency circuit in the embodiment of the present application
Then the main collection switch that PCB is extracted is emulated to the circuit parameter between main collection antenna by the circuit parameter and simulation software
Match circuit between main collection switch and main collection antenna.As it can be seen that adjustment method flexible operation provided by the embodiments of the present application, only needs
Reasonable modeling can accurately simulate the common end matching of main collection switch, promote simulation efficiency.
It should be noted that extraction unit 701, simulation unit 702 and test cell 703 can be by processors come real
It is existing.
The embodiment of the present application also provides a kind of computer storage medium, wherein computer storage medium storage is for electricity
The computer program of subdata exchange, the computer program make computer execute any as recorded in above method embodiment
Some or all of method step, above-mentioned computer include radio circuit debugging apparatus.
The embodiment of the present application also provides a kind of computer program product, and above-mentioned computer program product includes storing calculating
The non-transient computer readable storage medium of machine program, above-mentioned computer program are operable to that computer is made to execute such as above-mentioned side
Some or all of either record method step in method embodiment.The computer program product can be a software installation
Packet, above-mentioned computer includes radio circuit debugging apparatus.
It should be noted that for the various method embodiments described above, for simple description, therefore, it is stated as a series of
Combination of actions, but those skilled in the art should understand that, the application is not limited by the described action sequence because
According to the application, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know
It knows, the embodiments described in the specification are all preferred embodiments, related actions and modules not necessarily the application
It is necessary.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed device, it can be by another way
It realizes.For example, the apparatus embodiments described above are merely exemplary, such as the division of said units, it is only a kind of
Logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine or can
To be integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Coupling, direct-coupling or communication connection can be through some interfaces, the indirect coupling or communication connection of device or unit,
It can be electrical or other forms.
Above-mentioned unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If above-mentioned integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer-readable access to memory.Based on this understanding, the technical solution of the application substantially or
Person says that all or part of the part that contributes to existing technology or the technical solution can body in the form of software products
Reveal and, which is stored in a memory, including some instructions are used so that a computer equipment
(can be personal computer, server or network equipment etc.) executes all or part of each embodiment above method of the application
Step.And memory above-mentioned includes: USB flash disk, read-only memory (read-only memory, ROM), random access memory
The various media that can store program code such as (random access memory, RAM), mobile hard disk, magnetic or disk.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can store in a computer-readable memory, memory
It may include: flash disk, ROM, RAM, disk or CD etc..
The embodiment of the present application is described in detail above, specific case used herein to the principle of the application and
Embodiment is expounded, the description of the example is only used to help understand the method for the present application and its core ideas；
At the same time, for those skilled in the art can in specific embodiments and applications according to the thought of the application
There is change place, in conclusion the contents of this specification should not be construed as limiting the present application.
Claims (10)
1. a kind of radio circuit adjustment method, which is characterized in that be applied to debugging radio-frequency circuit, the radio circuit includes radio frequency
Transceiver, power amplifier PA, duplexer, filter, main collection switch and main collection antenna, the RF transceiver pass sequentially through institute
PA, the duplexer, the main collection switch and the main collection antenna transmitting radiofrequency signal, the RF transceiver is stated to pass sequentially through
The main collection antenna, the main collection switch, the duplexer and the filter receive radiofrequency signal, which comprises
The main collection switch is extracted to the circuit parameter between the main collection antenna by printing board PCB；
It is emulated by simulation software and the circuit parameter, obtains the target scattering ginseng of the output end of the main collection switch
Number；
It is emulated, is obtained between the main collection switch and the main collection antenna by the simulation software and target scattering parameter
Match circuit the first match parameter.
2. the method according to claim 1, wherein it is described by printing board PCB extract it is described it is main collection open
Close the circuit parameter between the main collection antenna, comprising:
The corresponding PCB file of the PCB is loaded, and converts the target that the simulation software can be read for the PCB file
File；
From the main collection switch is extracted in the file destination to the circuit parameter the main collection antenna.
3. method according to claim 1 or 2, which is characterized in that it is described by simulation software and the circuit parameter into
Row emulation obtains the target scattering parameter of the output end of the main collection switch, comprising:
The first two-port network model is established by simulation software, the first port of the first two-port network model is as institute
The output end of main collection switch is stated, the second port of the first two-port network model is as the main collection antenna end；
The circuit parameter is imported into the first two-port network model, the output end of the main collection switch is emulated,
Obtain the target scattering parameter of the output end of the main collection switch.
4. method according to claim 1-3, which is characterized in that described to be dissipated by the simulation software and target
It penetrates parameter to be emulated, obtains the first match parameter of the match circuit between the main collection switch and the main collection antenna, packet
It includes:
Establish the second two-port network model by the simulation software, the third port of the second two-port network model according to
Secondary main the 4th port for collecting switch models, match circuit model, device model and the second two-port network model of connection, institute
State the impedance value and the target scattering parameter association of the 4th port；
The match circuit model is emulated, realizes impedance matching, obtain the main collection switch and the main collection antenna it
Between match circuit the first match parameter.
5. method according to claim 1-4, which is characterized in that described to be dissipated by the simulation software and target
Parameter is penetrated to be emulated, obtain it is described it is main collection switch it is described it is main collection antenna between match circuit the first match parameter it
Afterwards, the method also includes:
Match circuit with first match parameter is soldered on the PCB and carries out actual test, obtains test result；
It is finely adjusted on the basis of first match parameter according to the test result, obtains the match circuit model
Second match parameter.
6. method according to claim 1-5, which is characterized in that the match circuit includes needing matched electricity
Sub- device, the matched electronic device of needs includes following one of which: capacitor, inductance, resistance.
7. according to the method described in claim 6, it is characterized in that, it is described need matched electronic device include first capacitor,
First inductance and the second capacitor, one end of the first capacitor are connect with one end of first inductance, second capacitor
One end is connect with the other end of first inductance, and the other end of the other end of the first capacitor and second capacitor connects
Ground.
8. a kind of radio circuit debugging apparatus, which is characterized in that be applied to debugging radio-frequency circuit, the radio circuit includes radio frequency
Transceiver, power amplifier PA, duplexer, filter, main collection switch and main collection antenna, the RF transceiver pass sequentially through institute
PA, the duplexer, the main collection switch and the main collection antenna transmitting radiofrequency signal, the RF transceiver is stated to pass sequentially through
The main collection antenna, the main collection switch, the duplexer and the filter receive radiofrequency signal, the radio circuit debugging
Device includes:
Extraction unit is walked for extracting the main collection switch by printing board PCB to the access between the main collection antenna
The circuit parameter of line；
Simulation unit obtains the output end of the main collection switch for being emulated by simulation software and the circuit parameter
Target scattering parameter；It is emulated by the simulation software and target scattering parameter, obtains the main collection switch and described
First match parameter of the match circuit between main collection antenna.
9. a kind of radio circuit debugging apparatus, which is characterized in that including processor, memory, and one or more programs, institute
It states one or more programs to be stored in the memory, and is configured to be executed by the processor, described program includes
For executing the instruction of the step in the method according to claim 1 to 7.
10. a kind of computer readable storage medium, which is characterized in that for storing computer program, wherein the computer journey
Sequence makes computer execute the method according to claim 1 to 7.
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| CN111625932A (en) * | 2020-04-28 | 2020-09-04 | 中国电子科技集团公司第三十八研究所 | Semi-physical antenna simulation method and system |
| CN111880982A (en) * | 2020-07-30 | 2020-11-03 | 南京星火技术有限公司 | Performance debugging method and device of radio frequency piezoelectric device and related product |
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| CN108964696B (en) | 2021-04-09 |
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