CN108964794A - A kind of channel calibration method, terminal and computer readable storage medium - Google Patents
A kind of channel calibration method, terminal and computer readable storage medium Download PDFInfo
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- CN108964794A CN108964794A CN201810858741.1A CN201810858741A CN108964794A CN 108964794 A CN108964794 A CN 108964794A CN 201810858741 A CN201810858741 A CN 201810858741A CN 108964794 A CN108964794 A CN 108964794A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/11—Monitoring; Testing of transmitters for calibration
Abstract
The embodiment of the present application discloses a kind of channel calibration method, terminal and computer readable storage medium, this method may include: on default working frequency range, according to predetermined power grade, the corresponding at least two calibrations performance number of at least two calibration channels of measurement；When according at least two performance numbers, when judging that channel emission power is unsatisfactory for transmission power standard, according at least two calibration performance numbers and the corresponding target power value of predetermined power grade, the corresponding at least two first compensation mean value of at least two calibration channels is calculated；At least two first compensation mean values are separately added into the corresponding at least two calibrations power list of at least two calibration channels, at least two calibration power lists after being adjusted, based at least two calibrations power list adjusted, the emission process of transmission power is realized on default working frequency range, stores the corresponding multiple calibration power of multiple predetermined power grades at least two calibration power lists.
Description
Technical field
This application involves the communications field more particularly to a kind of channel calibration methods, terminal and computer readable storage medium.
Background technique
It is mobile logical at global system for mobile communications (GSM, Global System for Mobile Communication)
In letter field, in order to increase power system capacity, reduces the interference between user, usually power is controlled.GSM power control uses
Be open loop power control, when base station to terminal issue carry transmitted power rating power control instruction when, terminal is according to transmission power etc.
The corresponding transmission power of grade carries out emission process, and terminal is that each transmitted power rating is provided with corresponding transmission power, in GSM
High-pass platform, each transmission power are depended on calibrating and be stored in non-volatile (NV, Non-Volatile) and static state NV, static NV
Each transmitted power rating corresponding objective emission power, calibrates and stores calibration NV power list in NV, and terminal passes through quiet
The objective emission power search calibration NV power list stored in state NV, to determine actual emission power, wherein calibration NV power
List is to calibrate to generate by GSM, and high-pass platform GSM is calibrated to three channels of linear gauging at present, other channels use this
Three signal parameters are linearly calculated, specifically, under power amplifier (PA, Power Amplifer) different gains grade,
Output power corresponds to gain stage at this time using the power sampled in antenna port as calibration power transceiver from big to small
Transmitted power rating, calibration power and channel be determined as calibrate NV power list.Terminal is by adjusting calibration NV power list
Come so that actual emission power meets third generation partner program (3GPP, 3rd Generation Partnership
Project) standard.
In the prior art, it is calibrated using automated power control (APC, Auto Power Control) to adjust each letter
Calibration power in road, however, AFC can not carry out school to channel power when three output power unevennesses for calibrating channel
Standard causes the actual emission power difference of different channels big.
Summary of the invention
The embodiment of the present application provides a kind of channel calibration method, terminal and computer readable storage medium, can reduce not
Difference between the actual emission power of cochannel.
The technical solution of the application is achieved in that
The embodiment of the present application provides a kind of channel calibration method, which comprises
On default working frequency range, according to predetermined power grade, at least two calibration channel corresponding at least two of measurement
Calibrate performance number；
When according at least two performance number, when judging that channel emission power is unsatisfactory for transmission power standard, according to
At least two calibration performance number and the corresponding target power value of the predetermined power grade, calculate at least two school
The corresponding at least two first compensation mean value in definite message or answer road；
At least two first compensation mean value is separately added into at least two calibrations channel corresponding at least two
It calibrates in power list, at least two calibration power lists after being adjusted, to be based at least two school adjusted
Quasi- power list realizes the emission process of transmission power, at least two calibrations power column on the default working frequency range
The corresponding multiple calibration power of multiple predetermined power grades are stored in table.
In the above-mentioned methods, described that at least two first compensation mean value is separately added into at least two calibrations letter
In the corresponding at least two calibrations power list in road, after at least two calibration power lists after being adjusted, the method
Further include:
When calibrating performance number according to described adjusted at least two, it is described to judge that the channel emission power is unsatisfactory for
When transmission power standard, according at least two calibration power list adjusted and the target power value, institute is calculated
State the corresponding at least the second two compensation mean values of at least two calibration channels；
At least two second compensation mean value is separately added into at least two calibrations power list adjusted；
Until judging that the channel emission power meets the transmission power standard, channel calibration process is completed.
In the above-mentioned methods, described according to predetermined power grade, at least two calibration channel corresponding at least two of measurement
After calibrating performance number, it is described according at least two performance number and the corresponding target power value of the predetermined power grade it
Before, the method also includes:
Calculate the power difference between at least two performance number；
When the power difference is greater than predetermined power difference, judge that the channel emission power is unsatisfactory for the transmitting
Power standard.
In the above-mentioned methods, described that at least two first compensation mean value is separately added into at least two calibrations letter
In the corresponding at least two calibrations power list in road, before at least two calibration power lists after being adjusted, the method
Further include:
By presetting calibration algorithm, calculate under the multiple predetermined power grade, at least two calibrations channel pair
The multiple calibration power answered；
At least two calibrations power list is formed using the multiple calibration power；
Correspondingly, described be separately added into at least two calibrations channel correspondence for at least two first compensation mean value
At least two calibration power lists in, after being adjusted at least two calibration power lists, comprising:
It is corresponding the multiple that at least two first compensation mean value is separately added into at least two calibrations channel
Calibrate power, the multiple calibration power after being adjusted；
At least two calibrations power list adjusted is formed using the multiple calibration power adjusted.
In the above-mentioned methods, described according to predetermined power grade, at least two calibration channel corresponding at least two of measurement
After calibrating performance number, it is described according at least two performance number and the corresponding target power value of the predetermined power grade it
Before, the method also includes:
Calculate separately at least two power differences between at least two performance number and the target power value；
When the first power difference at least two power difference is greater than the predetermined power difference, institute is judged
It states channel emission power and is unsatisfactory for the transmission power standard.
The embodiment of the present application provides a kind of terminal, and the terminal includes: processor, memory and communication bus, the place
Reason device is for executing the operation program stored in the memory, to perform the steps of
On default working frequency range, according to predetermined power grade, at least two calibration channel corresponding at least two of measurement
Calibrate performance number；When according at least two performance number, when judging that channel emission power is unsatisfactory for transmission power standard, root
According at least two calibration performance number and the corresponding target power value of the predetermined power grade, described at least two are calculated
Calibrate the corresponding at least two first compensation mean value of channel；By at least two first compensation mean value be separately added into it is described at least
In the corresponding at least two calibrations power list of two calibration channels, at least two after being adjusted calibrate power lists, with
Based on at least two calibrations power list adjusted, the transmitting of transmission power is realized on the default working frequency range
Journey, it is described at least two calibration power list in store the corresponding multiple calibration power of multiple predetermined power grades.
In above-mentioned terminal, the processor is also used to sentence when calibrating performance number according to described adjusted at least two
It is disconnected go out channel emission power when being unsatisfactory for the transmission power standard, according at least two calibrations power adjusted
List and the target power value calculate the corresponding at least the second two compensation mean values of at least two calibrations channel；It will
At least two second compensation mean value is separately added into at least two calibrations power list adjusted；Until judging institute
It states channel emission power and meets the transmission power standard, complete channel calibration process.
In above-mentioned terminal, the processor is also used to calculate the power difference between at least two performance number；When
When the power difference is greater than predetermined power difference, judge that the channel emission power is unsatisfactory for the transmission power standard.
In above-mentioned terminal, the processor is also used to calculate the multiple predetermined power by presetting calibration algorithm
Under grade, described at least two calibrate the corresponding the multiple calibration power of channel；Institute is formed using the multiple calibration power
State at least two calibration power lists；At least two first compensation mean value is separately added into at least two calibrations channel
Corresponding the multiple calibration power, the multiple calibration power after being adjusted；Using described adjusted the multiple
Calibrate the power composition at least two calibrations power list adjusted.
In above-mentioned terminal, the processor is also used to calculate separately at least two performance number and the target function
At least two power differences between rate value；When the first power difference at least two power difference is greater than described preset
When power difference, judge that the channel emission power is unsatisfactory for the transmission power standard.
The embodiment of the present application provides a kind of computer readable storage medium, is stored thereon with computer program, is applied to eventually
End, the computer program realize channel calibration method as described in any one of the above embodiments when being executed by processor.
The embodiment of the present application provides a kind of channel calibration method, terminal and computer readable storage medium, in default work
Make in frequency range, according to predetermined power grade, the corresponding at least two calibrations performance number of at least two calibration channel of measurement；Work as basis
At least two performance numbers, when judging that channel emission power is unsatisfactory for transmission power standard, according at least two calibration performance numbers
It is equal to calculate corresponding at least two first compensation of at least two calibration channels for target power value corresponding with predetermined power grade
Value；At least two first compensation mean values are separately added into the corresponding at least two calibrations power list of at least two calibration channels
In, at least two calibration power lists after being adjusted, to preset based at least two calibrations power list adjusted
The emission process of transmission power is realized on working frequency range, stores multiple predetermined power grades at least two calibration power lists
Corresponding multiple calibration power.Using above method implementation, terminal is obtained under same predetermined power grade, at least calibration letter
The corresponding at least two calibrations performance number in road, when terminal judges that the output of at least two calibration channels is uneven, terminal according to
It is equal to calculate corresponding at least two first compensation of at least two calibration channels at least two calibration performance numbers and target power value
Value, and at least two first compensation mean values are added in corresponding at least two calibrations power list, it can judge in terminal
When at least two calibration channel outputs are uneven out, the output frequency of at least two channels can be adjusted, solve GSM
The problem of interchannel power consistency, to reduce the difference between the actual emission power of different channels.
Detailed description of the invention
Fig. 1 is a kind of flow chart one of channel calibration method provided by the embodiments of the present application；
Fig. 2 is a kind of flowchart 2 of channel calibration method provided by the embodiments of the present application；
Fig. 3 is a kind of flow chart of illustrative channel calibration method provided by the embodiments of the present application；
Fig. 4 is a kind of structural schematic diagram of terminal provided by the embodiments of the present application.
Specific embodiment
It should be appreciated that specific embodiment described herein is only used to explain the application.It is not used to limit the application.
Embodiment one
The embodiment of the present application provides a kind of channel calibration method, as shown in Figure 1, this method may include:
S101, on default working frequency range, according to predetermined power grade, at least two calibration channels of measurement are corresponding at least
Two calibration performance numbers.
A kind of channel calibration method provided by the embodiments of the present application is suitable for terminal and carries out carrying out school to channel when GSM calibration
Under quasi- scene.
Multiple predetermined power grades, each predetermined power grade corresponding one are preset in the embodiment of the present application, in terminal
A gain stage, for terminal on default working frequency range, terminal determines a predetermined power grade from multiple predetermined power grades,
When terminal is in default working frequency range, PA is arranged in the predetermined power grade corresponding gain stage terminal, controls transceiver
Corresponding power is exported, and in the corresponding at least two calibrations performance number of at least two calibration channel of antenna port acquisition.
In the embodiment of the present application, at least two calibration channels include at least two letter in high channel, middle channel and low channel
Road is specifically selected according to the actual situation, and the embodiment of the present application does not do specific restriction.
S102, when according at least two performance numbers, when judging that channel emission power is unsatisfactory for transmission power standard, according to
At least two performance numbers and the corresponding target power value of predetermined power grade, it is corresponding at least to calculate at least two calibration channels
Two first compensation mean values.
After terminal, which measures at least two calibration channels corresponding at least two, calibrates performance number, terminal will be in root
When judging that channel emission power value is unsatisfactory for transmission power standard according at least two performance numbers, according at least two performance numbers and
The corresponding target power value of predetermined power grade calculates the corresponding at least two first compensation mean value of at least two calibration channels
?.
In the embodiment of the present application, terminal calculates the power difference between at least two power, by power difference and default function
Rate difference is compared, and when power difference is greater than predetermined power difference, terminal judges that channel emission power is unsatisfactory for emitting
Power standard.
Illustratively, when terminal is in GSM PCS frequency range, high channel, middle channel and low channel maximum power are measured
The calibration performance number of grade PA0 is respectively 29.5db, 30.2db and 29.2db, and terminal carries out these three calibration performance numbers two-by-two
Subtract operation, show that the power difference between high channel, middle channel and low channel is up to 1db, and predetermined power difference is
0.2db, at this point, terminal judges that channel emission power is unsatisfactory for transmission power standard.
Further, terminal judges whether channel emission power meets according at least two performance numbers and target power value
Transmission power standard, specifically, terminal calculates separately at least two power between at least two performance numbers and target power value
At least two power differences and predetermined power difference are successively compared by difference, first at least two power differences
When power difference is greater than predetermined power difference, terminal judges that channel emission power is unsatisfactory for transmission power standard.
In the embodiment of the present application, when terminal judges that channel emission power is unsatisfactory for transmission power standard, terminal is to pre-
If the corresponding target power value of power grade and at least two calibration performance numbers carry out subtracting operation, at least two calibration channels are obtained
Corresponding at least two first compensation mean value.
In the embodiment of the present application, the corresponding multiple target powers of multiple predetermined power grades are stored in the static NV of terminal
Value, terminal search the corresponding target power value of predetermined power grade according to predetermined power grade from static NV.
Illustratively, the maximum target performance number for reading the static NV storage of mobile phone GSM PCS is 30db, calculates high letter
Difference between road, middle channel and low channel and maximum target performance number are as follows: 29.5-30=-0.5db, 30.2-30=0.2db,
29.2-30=-0.8db, obtaining compensation mean value is (- 0.5,0.2, -0.8).
S103, at least two first compensation mean values are separately added into corresponding at least two calibration of at least two calibration channels
In power list, at least two after being adjusted calibrate power lists, based at least two calibrations power column adjusted
Table is realized the emission process of transmission power on default working frequency range, is stored at least two calibration power lists multiple pre-
If the corresponding multiple calibration power of power grade.
After terminal, which calculates at least two calibration channels corresponding at least two first, compensates mean value, terminal will be incited somebody to action
At least two first compensation mean values are separately added into the corresponding at least two calibrations power list of at least two calibration channels, are obtained
At least two calibrations power list adjusted, terminal can be based at least two calibrations power column adjusted at this time
Table carries out the process of power emission on default working frequency range.
In the embodiment of the present application, terminal carries out GSM calibration at least two calibration channels, obtains at least two calibration power
List, at least two first compensation mean values are separately added into corresponding at least two power list by terminal, after being adjusted
At least two calibration power lists, later, terminal are based at least two calibrations power list adjusted, in default working frequency range
On, realize the power emission process under different default transmitted power ratings.
Specifically, the corresponding first compensation mean value of high channel is added in high channel calibration power list terminal；By middle letter
In the corresponding first compensation mean value addition in road in channel calibration power list；The corresponding first compensation mean value of low channel is added low
In channel calibration power list.
Further, at least two first compensation mean values are being separately added into corresponding at least two power list by terminal
In, after at least two calibration power lists after being adjusted, terminal is based at least two calibrations power list adjusted
In at least two performance number adjusted, judge whether channel emission power meets transmission power standard, when terminal is judged
When channel emission power is unsatisfactory for transmission power standard, terminal is respectively at least two calibration performance number adjusted and target function
Rate value carries out subtracting operation, obtains the corresponding at least two second compensation mean value of at least two calibration channels, and by least two the
Two compensation mean values are separately added at least two calibrations power list adjusted, circuit sequentially, until judging that channel emits function
Rate meets transmission power standard, and terminal completes the process of GSM calibration at this time.
In the embodiment of the present application, terminal is calculated under multiple predetermined power grades, at least two using default calibration algorithm
The corresponding multiple calibration power of channel, this multiple calibration power just constitute at least two channels under multiple predetermined power grades
At least two calibration power lists.
Specifically, terminal obtains the corresponding multiple gain stages of multiple predetermined power grades, and make PA successively multiple gain stages
Under, transceiver carries out power output, at this point, sampling multiple calibration power in antenna port.
It is understood that terminal obtains under same predetermined power grade, corresponding at least two school of channel is at least calibrated
Quasi- performance number, when terminal judges that the output of at least two calibration channels is uneven, terminal is according at least two calibration performance numbers
And target power value, calculate the corresponding at least two first compensation mean value of at least two calibration channels, and by least two the
One compensation mean value is added in corresponding at least two calibrations power list, can judge at least two calibration channels in terminal
When output is uneven, the output frequency of at least two channels can be adjusted, solve GSM interchannel power consistency
Problem, to reduce the difference between the actual emission power of different channels.
Embodiment two
The embodiment of the present application provides a kind of channel calibration method, as shown in Fig. 2, this method may include:
S201, terminal are on default working frequency range, and according to predetermined power grade, at least two calibration channel of measurement is corresponding
At least two calibration performance numbers.
A kind of channel calibration method provided by the embodiments of the present application is suitable for terminal and carries out carrying out school to channel when GSM calibration
Under quasi- scene.
Multiple predetermined power grades, each predetermined power grade corresponding one are preset in the embodiment of the present application, in terminal
A gain stage, for terminal on default working frequency range, terminal determines a predetermined power grade from multiple predetermined power grades,
When terminal is in default working frequency range, PA is arranged in the predetermined power grade corresponding gain stage terminal, controls transceiver
Corresponding power is exported, and in the corresponding at least two calibrations performance number of at least two calibration channel of antenna port acquisition.
In the embodiment of the present application, at least two calibration channels include at least two letter in high channel, middle channel and low channel
Road is specifically selected according to the actual situation, and the embodiment of the present application does not do specific restriction.
S202, terminal calculate the power difference between at least two performance numbers.
After terminal, which measures at least two calibration channels corresponding at least two, calibrates performance number, terminal will be calculated
Power difference between at least two performance numbers.
In the embodiment of the present application, terminal carries out reducing at least two performance numbers two-by-two, obtains at least two performance numbers
Between power difference.
Further, terminal calculates separately at least two difference powers between at least two performance numbers and target power value
Value.
S203, when power difference be greater than predetermined power difference when, terminal judge channel emission power be unsatisfactory for transmitting function
Rate standard.
After terminal calculates the power difference between at least two performance numbers, terminal will determine power difference
When greater than predetermined power difference, judge that channel emission power is unsatisfactory for transmission power standard.
In the embodiment of the present application, power difference and predetermined power difference are compared by terminal, when terminal determines power
When difference is greater than predetermined power difference, terminal judges that channel emission power is unsatisfactory for transmission power standard.
Further, when terminal determines that the first power difference at least two power differences is greater than predetermined power difference
When, terminal judges that channel emission power is unsatisfactory for transmission power standard.
Illustratively, when terminal is in GSM PCS frequency range, high channel, middle channel and low channel maximum power are measured
The calibration performance number of grade PA0 is respectively 29.5db, 30.2db and 29.2db, and terminal carries out these three calibration performance numbers two-by-two
Subtract operation, show that the power difference between high channel, middle channel and low channel is up to 1db, and predetermined power difference is
0.2db, at this point, terminal judges that channel emission power is unsatisfactory for transmission power standard.
S204, when terminal is according at least two performance numbers, when judging that channel emission power is unsatisfactory for transmission power standard,
Terminal calculates at least two calibrations letter according at least two calibration performance numbers and the corresponding target power value of predetermined power grade
The corresponding at least two first compensation mean value in road.
When terminal judges that channel emission power is unsatisfactory for transmission power standard, terminal will be according at least two calibrations
Performance number and the corresponding target power value of predetermined power grade calculate at least two calibration channels corresponding at least two first
Compensate mean value.
In the embodiment of the present application, when terminal judges that channel emission power is unsatisfactory for transmission power standard, terminal is to pre-
If the corresponding target power value of power grade and at least two calibration performance numbers carry out subtracting operation, at least two calibration channels are obtained
Corresponding at least two first compensation mean value.
In the embodiment of the present application, the corresponding multiple target powers of multiple predetermined power grades are stored in the static NV of terminal
Value, terminal search the corresponding target power value of predetermined power grade according to predetermined power grade from static NV.
Illustratively, the maximum target performance number for reading the static NV storage of mobile phone GSM PCS is 30db, calculates high letter
Difference between road, middle channel and low channel and maximum target performance number are as follows: 29.5-30=-0.5db, 30.2-30=0.2db,
29.2-30=-0.8db, obtaining compensation mean value is (- 0.5,0.2, -0.8).
S205, terminal are calculated under multiple predetermined power grades, at least two calibration channels pair by presetting calibration algorithm
The multiple calibration power answered.
Terminal utilizes preset standard algorithm, calculates under multiple predetermined power grades, and at least two calibration channels are corresponding
Multiple calibration power.
In the embodiment of the present application, terminal carries out GSM calibration at least two calibration channels, obtains at least two calibration function
Rate.
In the embodiment of the present application, terminal obtains the corresponding multiple gain stages of multiple predetermined power grades, and keeps PA successively more
Under a gain stage, transceiver carries out power output, at this point, sampling multiple calibration power in antenna port.
S206, terminal utilize at least two calibration power list of multiple calibration power composition, at least two calibration power column
The corresponding multiple calibration power of multiple predetermined power grades are stored in table.
After terminal calculates at least two calibration channels corresponding multiple calibration power, terminal will utilize multiple schools
Quasi- power, at least two calibration power list of composition.
In the embodiment of the present application, at least two channels are stored at least two calibration power lists respectively multiple default
Multiple calibration power are sequentially stored into the correspondence position of at least two calibration power by multiple calibration power under power grade, terminal
It sets.
S205-S206 can be executed after the either step before S207, specific to execute opportunity according to the actual situation
It is selected, the embodiment of the present application does not do specific restriction.
At least two first compensation mean values are separately added into the corresponding multiple calibrations of at least two calibration channels by S207, terminal
Power, multiple calibration power after being adjusted.
After terminal calculates at least two first compensation mean values and at least two calibration power lists, terminal will be incited somebody to action
At least two first compensation mean values are separately added into the corresponding multiple calibration power of at least two calibration channels, after being adjusted
Multiple calibration power.
In the embodiment of the present application, terminal by least two first compensation mean values respectively at least two power lists at least
The corresponding multiple calibration power of two calibration channels are added, multiple calibration power after being adjusted.
Specifically, the corresponding first compensation mean value of high channel is added in high channel calibration power list terminal；By middle letter
In the corresponding first compensation mean value addition in road in channel calibration power list；The corresponding first compensation mean value of low channel is added low
In channel calibration power list.
S208, terminal form at least two calibrations power list adjusted using multiple calibration power adjusted.
After multiple calibration power after terminal is adjusted, terminal will utilize multiple calibration power packages adjusted
Power list is at least calibrated at adjusted.
In the embodiment of the present application, multiple calibration power adjusted are added separately at least two calibration power and arranged by terminal
Corresponding position in table.
S209, when terminal according to it is adjusted at least two calibration performance number, judge that channel emission power is unsatisfactory for sending out
When penetrating power standard, terminal calculates at least two according at least two calibration power list adjusted and target power value
Calibrate the corresponding at least the second two compensation mean values of channel.
After terminal gets at least two calibration power lists, terminal will be from least two calibrations function adjusted
At least two calibrations performance number adjusted is determined in rate list, and when terminal is according at least two calibrations function adjusted
Rate value, when judging that channel emission power is unsatisfactory for transmission power standard, terminal will be according at least two calibration adjusted
Power list and target power value calculate the corresponding at least the second two compensation mean values of at least two calibration channels.
In the embodiment of the present application, terminal from it is adjusted at least two calibration power list in determine it is adjusted at least
Two calibration performance numbers, and judge whether channel emission power meets transmitting function based at least two calibrations performance number adjusted
Rate standard, when terminal judges that channel emission power is unsatisfactory for transmission power standard, terminal is respectively to adjusted at least two
A calibration performance number and target power value carry out subtracting operation, obtain corresponding at least two second compensation of at least two calibration channels
Mean value.
It should be noted that judging whether channel emission power meets hair based at least two calibrations performance number adjusted
It penetrates power standard and judges whether channel emission power meets the process phase of transmission power standard based on few two calibration performance numbers
Together, details are not described herein again.
At least two second compensation mean values are separately added at least two calibrations power list adjusted by S210, terminal.
After terminal calculates at least two calibration channels corresponding at least the second two compensation mean values, terminal will will
At least two second compensation mean values are separately added at least two calibrations power list adjusted.
In the embodiment of the present application, at least two second compensation mean values are separately added at least two calibration adjusted by terminal
Power list.
It should be noted that at least two second compensation mean values are separately added at least two calibrations power column adjusted
The method of table, it is consistent at least two first compensation mean values are separately added into at least two calibration methods of power list, herein
It repeats no more.
S211, until terminal judges channel emission power and meets transmission power standard, complete channel calibration process.
When terminal judges that channel emission power meets transmission power standard, terminal completes channel calibration process.
In the embodiment of the present application, when terminal judges that channel emission power meets transmission power standard, terminal completes letter
Road calibration process.
In the embodiment of the present application, terminal is every to cross compensation mean value addition at least two after calibration power list, will sentence
Whether disconnected channel emission power meets transmission power standard, if being unsatisfactory for, continues to execute S209-S211, until terminal
When judging that channel emission power meets transmission power standard, terminal completes channel calibration process.
S212, terminal are based at least two calibrations power list adjusted, and transmitting function is realized on default working frequency range
The emission process of rate.
After terminal completes channel calibration process, terminal will calibrate power list based on adjusted at least two,
The emission process of transmission power is realized on default working frequency range.
In the embodiment of the present application, terminal is based at least two calibrations power list adjusted, on default working frequency range
Realize the emission process of transmission power.
Illustratively, as shown in figure 3, terminal carries out the process of GSM channel calibration are as follows:
1, the maximum power value of signaling measurement GSM high channel, middle channel and low channel.
2, the target maximum power value stored in mobile phone particular static NV is read.
3, difference △ Ph, △ Pm, the △ Pl of high channel, middle channel, low channel and target maximum power value is calculated separately, it will
The difference is determined as the compensation mean value of three channels.
4, compensation mean value △ Ph, △ Pm, △ Pl are write into calibration arrangements file as calibration parameter.
5, GSM high channel, middle channel and low channel are calibrated by calibration algorithm, obtains three channels corresponding three
Group scan power value.
6, mean value △ Ph will be compensated, △ Pm, △ Pl are separately added into corresponding three groups of scan power values, realize that power is mended
It repays.
7, mobile phone is restarted after calibrating, signaling connection mobile phone measures the power between high channel, middle channel and low channel respectively
Whether difference meets 0.2db.
8, when power difference is unsatisfactory for 0.2db, 3 are returned.
9, when power difference meets 0.2db, terminate.
It is understood that terminal obtains under same predetermined power grade, corresponding at least two school of channel is at least calibrated
Quasi- performance number, when terminal judges that the output of at least two calibration channels is uneven, terminal is according at least two calibration performance numbers
And target power value, calculate the corresponding at least two first compensation mean value of at least two calibration channels, and by least two the
One compensation mean value is added in corresponding at least two calibrations power list, can judge at least two calibration channels in terminal
When output is uneven, the output frequency of at least two channels can be adjusted, solve GSM interchannel power consistency
Problem, to reduce the difference between the actual emission power of different channels.
Embodiment three
Fig. 4 is the composed structure schematic diagram one for the terminal that the embodiment of the present application proposes, in practical applications, is based on embodiment
One and embodiment two same inventive concept under, as shown in figure 4, the terminal 1 of the embodiment of the present application include: processor 10, storage
Device 11 and communication bus 12.During specific embodiment, above-mentioned processor 10 can be application-specific IC
(ASIC, Application Specific Integrated Circuit), digital signal processor (DSP, Digital
Signal Processor), Digital Signal Processing terminal (DSPD, Digital Signal Processing Device), can
Programmed logic terminal (PLD, Programmable Logic Device), field programmable gate array (FPGA, Field
Programmable Gate Array), CPU, controller, at least one of microcontroller, microprocessor.It is to be appreciated that
For different equipment, the electronic device for realizing above-mentioned processor function can also be it is other, the embodiment of the present application is not made
It is specific to limit.
In embodiments herein, above-mentioned communication bus 12 is for realizing the connection between processor 10 and memory 11
Communication；Above-mentioned processor 10 is for executing the operation program stored in memory 11, to perform the steps of
On default working frequency range, according to predetermined power grade, at least two calibration channel corresponding at least two of measurement
Calibrate performance number；When according at least two performance number, when judging that channel emission power is unsatisfactory for transmission power standard, root
According at least two calibration performance number and the corresponding target power value of the predetermined power grade, described at least two are calculated
Calibrate the corresponding at least two first compensation mean value of channel；By at least two first compensation mean value be separately added into it is described at least
In the corresponding at least two calibrations power list of two calibration channels, at least two after being adjusted calibrate power lists, with
Based on at least two calibrations power list adjusted, the transmitting of transmission power is realized on the default working frequency range
Journey, it is described at least two calibration power list in store the corresponding multiple calibration power of multiple predetermined power grades.
In the embodiment of the present application, further, above-mentioned processor 10 is also used to when according to described adjusted at least two
A calibration performance number, when judging that the channel emission power is unsatisfactory for the transmission power standard, according to described adjusted
At least two calibration power lists and the target power value calculate at least two calibrations channel corresponding at least second
Two compensation mean values；At least two second compensation mean value is separately added into at least two calibrations power column adjusted
Table；Until judging that the channel emission power meets the transmission power standard, channel calibration process is completed.
In the embodiment of the present application, further, above-mentioned processor 10, be also used to calculate at least two performance number it
Between power difference；When the power difference is greater than predetermined power difference, judge that the channel emission power is unsatisfactory for institute
State transmission power standard.
In the embodiment of the present application, further, above-mentioned processor 10 is also used to calculate by presetting calibration algorithm
Under the multiple predetermined power grade, described at least two calibrate the corresponding the multiple calibration power of channel；Using described more
A calibration power composition at least two calibrations power list；At least two first compensation mean value is separately added into described
The corresponding the multiple calibration power of at least two calibration channels, the multiple calibration power after being adjusted；Using described
The multiple calibration power composition at least two calibrations power list adjusted adjusted.
In the embodiment of the present application, further, above-mentioned processor 10 is also used to calculate separately at least two power
At least two power differences between value and the target power value；The first difference power at least two power difference
When value is greater than the predetermined power difference, judge that the channel emission power is unsatisfactory for the transmission power standard.
The terminal that the embodiment of the present application proposes, on default working frequency range, according to predetermined power grade, measurement at least two
Calibrate the corresponding at least two calibrations performance number of channel；When according at least two performance numbers, judging that channel emission power is discontented
When sufficient transmission power standard, according at least two calibration performance numbers and the corresponding target power value of predetermined power grade, calculate
The corresponding at least two first compensation mean value of at least two calibration channels；At least two first compensation mean values are separately added at least
In the corresponding at least two calibrations power list of two calibration channels, at least two after being adjusted calibrate power lists, with
Based at least two calibrations power list adjusted, the emission process of transmission power is realized on default working frequency range, at least
The corresponding multiple calibration power of multiple predetermined power grades are stored in two calibration power lists.It can be seen that the application is real
The terminal for applying example proposition, obtains under same predetermined power grade, at least the corresponding at least two calibrations performance number of calibration channel, when
When terminal judges that the output of at least two calibration channels is uneven, terminal is according at least two calibration performance numbers and target power
Value calculates the corresponding at least two first compensation mean value of at least two calibration channels, and compensates mean value at least two first
It is added in corresponding at least two calibrations power list, can judge that the output of at least two calibration channels is uneven in terminal
When, the output frequency of at least two channels can be adjusted, solve the problems, such as GSM interchannel power consistency, thus
Reduce the difference between the actual emission power of different channels.
The embodiment of the present application provides a kind of computer readable storage medium, and above-mentioned computer-readable recording medium storage has one
A perhaps multiple program said ones or multiple programs can be executed by one or more processor, be applied in terminal, should
The method such as embodiment one to embodiment two is realized when program is executed by processor.
Specifically, the corresponding program instruction of one of the present embodiment channel calibration method read by an electronic equipment or
It is performed, includes the following steps:
On default working frequency range, according to predetermined power grade, at least two calibration channel corresponding at least two of measurement
Calibrate performance number；
When according at least two performance number, when judging that channel emission power is unsatisfactory for transmission power standard, according to
At least two calibration performance number and the corresponding target power value of the predetermined power grade, calculate at least two school
The corresponding at least two first compensation mean value in definite message or answer road；
At least two first compensation mean value is separately added into at least two calibrations channel corresponding at least two
It calibrates in power list, at least two calibration power lists after being adjusted, to be based at least two school adjusted
Quasi- power list realizes the emission process of transmission power, at least two calibrations power column on the default working frequency range
The corresponding multiple calibration power of multiple predetermined power grades are stored in table.
In embodiments herein, further, by at least two first compensation mean value be separately added into it is described extremely
In the corresponding at least two calibrations power list of few two calibration channels, at least two after being adjusted calibrate power lists it
Afterwards, said one or multiple programs are executed by said one or multiple processors, are also performed the steps of
When calibrating performance number according to described adjusted at least two, it is described to judge that the channel emission power is unsatisfactory for
When transmission power standard, according at least two calibration power list adjusted and the target power value, institute is calculated
State the corresponding at least the second two compensation mean values of at least two calibration channels；
At least two second compensation mean value is separately added into at least two calibrations power list adjusted；
Until judging that the channel emission power meets the transmission power standard, channel calibration process is completed.
In embodiments herein, further, according to predetermined power grade, at least two calibration channel of measurement is corresponding
At least two calibration performance numbers after, it is described according at least two performance number and the corresponding mesh of the predetermined power grade
Before marking performance number, said one or multiple programs are executed by said one or multiple processors, are also performed the steps of
Calculate the power difference between at least two performance number；
When the power difference is greater than predetermined power difference, judge that the channel emission power is unsatisfactory for the transmitting
Power standard.
It is further, described that at least two first compensation mean value is separately added into institute in embodiments herein
It states in the corresponding at least two calibrations power list of at least two calibration channels, at least two calibration power column after being adjusted
Before table, said one or multiple programs are executed by said one or multiple processors, are also performed the steps of
By presetting calibration algorithm, calculate under the multiple predetermined power grade, at least two calibrations channel pair
The multiple calibration power answered；
At least two calibrations power list is formed using the multiple calibration power；
Further, described that at least two first compensation mean value is separately added into at least two calibrations channel pair
In at least two calibration power lists answered, at least two after being adjusted calibrate power lists, said one or multiple
Program is executed by said one or multiple processors, implements following steps:
It is corresponding the multiple that at least two first compensation mean value is separately added into at least two calibrations channel
Calibrate power, the multiple calibration power after being adjusted；
At least two calibrations power list adjusted is formed using the multiple calibration power adjusted.
In embodiments herein, further, according to predetermined power grade, at least two calibration channel of measurement is corresponding
At least two calibration performance numbers after, it is described according at least two performance number and the corresponding mesh of the predetermined power grade
Before marking performance number, said one or multiple programs are executed by said one or multiple processors, are also performed the steps of
Calculate separately at least two power differences between at least two performance number and the target power value；
When the first power difference at least two power difference is greater than the predetermined power difference, institute is judged
It states channel emission power and is unsatisfactory for the transmission power standard.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, the technical solution of the application substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the application.
The above, the only preferred embodiment of the application, are not intended to limit the protection scope of the application.
Claims (11)
1. a kind of channel calibration method, which is characterized in that the described method includes:
On default working frequency range, according to predetermined power grade, corresponding at least two calibration of at least two calibration channel of measurement
Performance number；
When according at least two performance number, when judging that channel emission power is unsatisfactory for transmission power standard, according to described
At least two calibration performance numbers and the corresponding target power value of the predetermined power grade calculate at least two calibrations letter
The corresponding at least two first compensation mean value in road；
At least two first compensation mean value is separately added into corresponding at least two calibration of at least two calibrations channel
In power list, at least two after being adjusted calibrate power lists, based on at least two calibrations function adjusted
The emission process of transmission power is realized in rate list on the default working frequency range, and described at least two calibrate in power list
Store the corresponding multiple calibration power of multiple predetermined power grades.
2. the method according to claim 1, wherein described add at least two first compensation mean value respectively
Enter in the corresponding at least two calibrations power list of at least two calibrations channel, at least two calibration function after being adjusted
After rate list, the method also includes:
When calibrating performance number according to described adjusted at least two, judge that the channel emission power is unsatisfactory for the transmitting
When power standard, according at least two calibrations power list and target power value adjusted, calculate it is described extremely
Few two calibration channels corresponding at least the second two compensate mean value；
At least two second compensation mean value is separately added into at least two calibrations power list adjusted；
Until judging that the channel emission power meets the transmission power standard, channel calibration process is completed.
3. the method according to claim 1, wherein described according to predetermined power grade, at least two schools of measurement
It is described according at least two performance number and described predetermined power etc. after the corresponding at least two calibrations performance number in definite message or answer road
Before the corresponding target power value of grade, the method also includes:
Calculate the power difference between at least two performance number；
When the power difference is greater than predetermined power difference, judge that the channel emission power is unsatisfactory for the transmission power
Standard.
4. the method according to claim 1, wherein described add at least two first compensation mean value respectively
Enter in the corresponding at least two calibrations power list of at least two calibrations channel, at least two calibration function after being adjusted
Before rate list, the method also includes:
By presetting calibration algorithm, calculate under the multiple predetermined power grade, at least two calibrations channel is corresponding
The multiple calibration power；
At least two calibrations power list is formed using the multiple calibration power；
Correspondingly, it is described by it is described at least two first compensation mean value be separately added into it is described at least two calibration channel it is corresponding extremely
At least two calibration power lists in few two calibration power lists, after being adjusted, comprising:
At least two first compensation mean value is separately added into the corresponding the multiple calibration of at least two calibrations channel
Power, the multiple calibration power after being adjusted；
At least two calibrations power list adjusted is formed using the multiple calibration power adjusted.
5. according to the method described in claim 3, it is characterized in that, described according to predetermined power grade, at least two schools of measurement
It is described according at least two performance number and described predetermined power etc. after the corresponding at least two calibrations performance number in definite message or answer road
Before the corresponding target power value of grade, the method also includes:
Calculate separately at least two power differences between at least two performance number and the target power value；
When the first power difference at least two power difference is greater than the predetermined power difference, the letter is judged
Road transmission power is unsatisfactory for the transmission power standard.
6. a kind of terminal, which is characterized in that the terminal includes: processor, memory and communication bus, and the processor is used for
The operation program stored in the memory is executed, to perform the steps of
On default working frequency range, according to predetermined power grade, corresponding at least two calibration of at least two calibration channel of measurement
Performance number；When according at least two performance number, when judging that channel emission power is unsatisfactory for transmission power standard, according to institute
At least two calibration performance numbers and the corresponding target power value of the predetermined power grade are stated, at least two calibration is calculated
The corresponding at least two first compensation mean value of channel；At least two first compensation mean value is separately added into described at least two
It calibrates in the corresponding at least two calibrations power list of channel, at least two calibration power lists after being adjusted, to be based on
At least two calibrations power list adjusted, realizes the emission process of transmission power on the default working frequency range,
The corresponding multiple calibration power of multiple predetermined power grades are stored in at least two calibrations power list.
7. terminal according to claim 6, which is characterized in that
The processor is also used to judge the channel transmitting when calibrating performance number according to described adjusted at least two
When power is unsatisfactory for the transmission power standard, according at least two calibration power list adjusted and the target function
Rate value calculates the corresponding at least the second two compensation mean values of at least two calibrations channel；By described at least two second
Compensation mean value is separately added into at least two calibrations power list adjusted；Until judging that the channel emission power is full
The foot transmission power standard, completes channel calibration process.
8. terminal according to claim 6, which is characterized in that
The processor is also used to calculate the power difference between at least two performance number；When the power difference is greater than
When predetermined power difference, judge that the channel emission power is unsatisfactory for the transmission power standard.
9. terminal according to claim 6, which is characterized in that
The processor is also used to calculate under the multiple predetermined power grade, described at least two by presetting calibration algorithm
The corresponding the multiple calibration power of a calibration channel；At least two calibrations power is formed using the multiple calibration power
List；At least two first compensation mean value is separately added into the corresponding the multiple calibration of at least two calibrations channel
Power, the multiple calibration power after being adjusted；The tune is formed using the multiple calibration power adjusted
At least two calibration power lists after whole.
10. terminal according to claim 8, which is characterized in that
The processor is also used to calculate separately at least two between at least two performance number and the target power value
Power difference；When the first power difference at least two power difference is greater than the predetermined power difference, judge
The channel emission power is unsatisfactory for the transmission power standard.
11. a kind of computer readable storage medium, is stored thereon with computer program, it is applied to terminal, which is characterized in that the meter
Calculation machine program realizes the method according to claim 1 to 5 when being executed by processor.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020133294A1 (en) * | 2018-12-28 | 2020-07-02 | 华为技术有限公司 | Communication method and communication apparatus |
| CN113473588A (en) * | 2020-03-31 | 2021-10-01 | 广州海格通信集团股份有限公司 | Communication signal processing method, communication signal processing apparatus, computer device, and storage medium |
| CN113872645A (en) * | 2021-11-18 | 2021-12-31 | 上海创远仪器技术股份有限公司 | Method, apparatus, processor and computer readable storage medium for implementing reciprocity calibration of MIMO channel simulator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102006125A (en) * | 2009-09-01 | 2011-04-06 | 联芯科技有限公司 | System and method for calibrating terminal APC (Automatic Power Control) automatic production |
| CN102300226A (en) * | 2011-09-06 | 2011-12-28 | 惠州Tcl移动通信有限公司 | Method for calibrating power of wideband code division multiple access (WCDMA) mobile terminal and calibration system |
| EP2416507A1 (en) * | 2009-04-03 | 2012-02-08 | ZTE Corporation | Method and system for antenna calibration |
| CN106712871A (en) * | 2016-12-30 | 2017-05-24 | 宇龙计算机通信科技(深圳)有限公司 | Antenna performance optimization method and system |
| CN106922014A (en) * | 2015-12-28 | 2017-07-04 | 联芯科技有限公司 | One kind production calibration first table generating method, system and mobile terminal |
-
2018
- 2018-07-31 CN CN201810858741.1A patent/CN108964794B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2416507A1 (en) * | 2009-04-03 | 2012-02-08 | ZTE Corporation | Method and system for antenna calibration |
| CN102006125A (en) * | 2009-09-01 | 2011-04-06 | 联芯科技有限公司 | System and method for calibrating terminal APC (Automatic Power Control) automatic production |
| CN102300226A (en) * | 2011-09-06 | 2011-12-28 | 惠州Tcl移动通信有限公司 | Method for calibrating power of wideband code division multiple access (WCDMA) mobile terminal and calibration system |
| CN106922014A (en) * | 2015-12-28 | 2017-07-04 | 联芯科技有限公司 | One kind production calibration first table generating method, system and mobile terminal |
| CN106712871A (en) * | 2016-12-30 | 2017-05-24 | 宇龙计算机通信科技(深圳)有限公司 | Antenna performance optimization method and system |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020133294A1 (en) * | 2018-12-28 | 2020-07-02 | 华为技术有限公司 | Communication method and communication apparatus |
| US11902915B2 (en) | 2018-12-28 | 2024-02-13 | Huawei Technologies Co., Ltd. | Communication method and communications apparatus |
| CN113473588A (en) * | 2020-03-31 | 2021-10-01 | 广州海格通信集团股份有限公司 | Communication signal processing method, communication signal processing apparatus, computer device, and storage medium |
| CN113872645A (en) * | 2021-11-18 | 2021-12-31 | 上海创远仪器技术股份有限公司 | Method, apparatus, processor and computer readable storage medium for implementing reciprocity calibration of MIMO channel simulator |
| WO2023087762A1 (en) * | 2021-11-18 | 2023-05-25 | 创远信科(上海)技术股份有限公司 | Method and apparatus for implementing reciprocity calibration of mimo channel simulator, processor and computer-readable storage medium thereof |
| CN113872645B (en) * | 2021-11-18 | 2024-03-15 | 上海创远仪器技术股份有限公司 | Method for realizing reciprocity calibration of MIMO channel simulator |
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