CN106549717A - A kind of transmission power detection method and device - Google Patents
A kind of transmission power detection method and device Download PDFInfo
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- CN106549717A CN106549717A CN201510613242.2A CN201510613242A CN106549717A CN 106549717 A CN106549717 A CN 106549717A CN 201510613242 A CN201510613242 A CN 201510613242A CN 106549717 A CN106549717 A CN 106549717A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
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Abstract
The invention discloses a kind of transmission power detection method, the method includes：Obtain the current voltage value of the radio-frequency power amplifier of terminal；According to the corresponding relation of the transmission power and supply voltage of radio-frequency power amplifier, and currently voltage value, obtain the current transmission power value of radio-frequency power amplifier；Using the current transmission power value of radio-frequency power amplifier as terminal current transmission power.The present invention further simultaneously discloses a kind of emission power detecting.
Description
Technical field
The present invention relates to the communications field, more particularly to a kind of transmission power detection method and device.
Background technology
With the development of terminal, the function of terminal is increasing so that terminal is associated with people's daily life
More and more closely, so that people's more frequently being using terminal.In order that terminal can continually by
Use, the use time of terminal need to be extended, but due to the restriction of terminal size and end cell technology, terminal
Battery capacity generally can not be sufficiently large, therefore generally by reducing terminal power consumption amount extending making for terminal
Use the time.And due to the overall power when transmission power of terminal radio frequency module can affect terminal to be communicated,
And then terminal whole power consumption is affected, therefore during terminal power consumption amount is reduced, generally need detection terminal
Transmission power.
In existing correlation technique, the detection mode of transmission power is usually, by RF Components, such as bonder,
Transmitting chain end, antenna front ends are serially connected in, portion radio frequency signal is coupled out, according to the radiofrequency signal and coupling
The clutch coefficient of coup calculates the transmission power of terminal.But the detection mode of existing transmission power is present asks as follows
Topic, needs to be processed be radiofrequency signal, data processing is difficult, and response time is not prompt enough due to this kind of mode,
The transmission power of terminal is detected in real time can not.
The content of the invention
In view of this, the embodiment of the present invention is expected to provide a kind of transmission power detection method and device, with simple
Convenient, real-time detection goes out the transmission power of terminal.
To reach above-mentioned purpose, the technical scheme is that what is be achieved in that：
The invention discloses a kind of transmission power detection method, methods described includes：
Obtain the current voltage value of the radio-frequency power amplifier of terminal；
According to the corresponding relation of the transmission power of the radio-frequency power amplifier and supply voltage, and described work as
Front voltage value, obtains the current transmission power value of the radio-frequency power amplifier；By the radio-frequency power
Current transmission power of the current transmission power value of amplifier as the terminal.
Further, the current voltage value of the radio-frequency power amplifier for obtaining terminal, including：
Value in the voltage register of the supply module for reading the radio-frequency power amplifier；
The current supply voltage of the radio-frequency power amplifier is obtained according to the value conversion in the voltage register
Value.
Further, the corresponding relation of the transmission power according to the radio-frequency power amplifier and supply voltage,
And the current voltage value, the current transmission power value of the radio-frequency power amplifier is obtained, including：
Obtain the transmission power of the radio-frequency power amplifier and the corresponding relation of supply voltage, obtain described in penetrate
The corresponding transmission power level of current power yield value of frequency power amplifier, and the transmission power level is corresponding
Voltage value；
The first voltage value and the second voltage value are found out from the corresponding voltage value；Institute
It is in the corresponding voltage value, less than the current voltage value to state the first voltage value
The voltage value；Second voltage value be in the corresponding voltage value, more than or
Equal to the voltage value of the current voltage value；
According to first voltage value and second voltage value, first voltage value pair
The transmission power level answered and the corresponding transmission power level of second voltage value, and it is described
Current voltage value, carries out the current transmission power value that interpolation arithmetic obtains the radio-frequency power amplifier.
Further, the acquisition of the corresponding relation of the transmission power of the radio-frequency power amplifier and supply voltage
Journey, including：
Read the current power yield value of the radio-frequency power amplifier；
From the voltage power mapping table for having generated, the corresponding transmitting work(of the current power yield value is read out
Rate value, and the corresponding voltage value of the transmission power level；The voltage power mapping table is according to correspondence pass
System have recorded power gain value, transmission power level and its corresponding supply voltage of the radio-frequency power amplifier
Value.
Further, the generating process of the voltage power mapping table includes：
The power gain value and voltage value of the radio-frequency power amplifier are set；
Under the different power gain values and the voltage value, the radio-frequency power amplifier is measured
Transmission power level；
Determined in the case where the power gain value is constant respectively so that the radio-frequency power amplifier
Transmission power maintains each transmission power level, the required minimum voltage value；To determine
The minimum voltage value for going out is used as the supply voltage corresponding with transmission power level each described
Value；
According to corresponding relation respectively by the power gain value, the transmission power level and its corresponding confession
Piezoelectric voltage value is recorded in the voltage power mapping table.
The invention also discloses a kind of emission power detecting, described device includes：
Acquisition module, for obtaining the current voltage value of the radio-frequency power amplifier of terminal；
Determining module, closes for the transmission power according to the radio-frequency power amplifier is corresponding with supply voltage
System, and the current voltage value, obtain the current transmission power value of the radio-frequency power amplifier；
Using the current transmission power value of the radio-frequency power amplifier as the terminal current transmission power.
Further, the acquisition module, the supply module specifically for reading the radio-frequency power amplifier
Value in voltage register；The radio-frequency power amplifier is obtained according to the value conversion in the voltage register
Current voltage value.
Further, the determining module, specifically for obtain the transmission power of the radio-frequency power amplifier with
The corresponding relation of supply voltage, obtains the corresponding transmitting of current power yield value of the radio-frequency power amplifier
Performance number, and the corresponding voltage value of the transmission power level；Look into from the corresponding voltage value
Find out the first voltage value and the second voltage value；First voltage value is corresponding described
In voltage value, less than the voltage value of the current voltage value；The second power supply electricity
Pressure value is in the corresponding voltage value, more than or equal to the confession of the current voltage value
Piezoelectric voltage value；According to first voltage value and second voltage value, the first power supply electricity
Pressure is worth the corresponding transmission power level and the corresponding transmission power level of second voltage value, with
And the current voltage value, carry out the current transmitting work(that interpolation arithmetic obtains the radio-frequency power amplifier
Rate value.
Further, the determining module, is specifically additionally operable to read the current power of the radio-frequency power amplifier
Yield value；From the voltage power mapping table for having generated, corresponding of the current power yield value is read out
Penetrate performance number, and the corresponding voltage value of the transmission power level；The voltage power mapping table is according to right
Answer power gain value, transmission power level and its corresponding power supply of the relation record radio-frequency power amplifier
Magnitude of voltage.
Further, the determining module, is specifically additionally operable to arrange the power gain of the radio-frequency power amplifier
Value and voltage value；Under the different power gain values and the voltage value, penetrate described in measurement
The transmission power level of frequency power amplifier；Determined in the case where the power gain value is constant respectively, made
The transmission power for obtaining the radio-frequency power amplifier maintains each transmission power level, and required is minimum
The voltage value；Using the minimum voltage value determined as with transmission power each described
It is worth the corresponding voltage value；According to corresponding relation respectively by the power gain value, the transmitting work(
Rate value and its corresponding voltage value are recorded in the voltage power mapping table.
A kind of transmission power detection method provided in an embodiment of the present invention and device, obtain the radio-frequency power of terminal
The current voltage value of amplifier；It is corresponding with supply voltage according to the transmission power of radio-frequency power amplifier
Relation, and current voltage value, obtain the current transmission power value of radio-frequency power amplifier；By radio frequency
Current transmission power of the current transmission power value of power amplifier as terminal.Thus, without the need for increasing for terminal
It is plus any hardware just can detect the transmission power of terminal, simple and convenient, sending out for terminal can be detected in real time
Penetrate power.
Description of the drawings
Fig. 1 is a kind of schematic flow sheet of transmission power detection method provided in an embodiment of the present invention；
The schematic diagram of the voltage power mapping table that Fig. 2 is provided for the present invention；
Fig. 3 is a kind of structural representation of emission power detecting provided in an embodiment of the present invention；
A kind of schematic flow sheet of transmission power detection method specific embodiment that Fig. 4 is provided for the present invention.
Specific embodiment
In embodiments of the present invention, terminal obtains the current voltage value of the radio-frequency power amplifier of terminal；
The corresponding relation of transmission power of the terminal according to the radio-frequency power amplifier and supply voltage, and current confession
Piezoelectric voltage value, obtains the current transmission power value of radio-frequency power amplifier；Terminal is by radio-frequency power amplifier
Current transmission power of the current transmission power value as terminal.
Below in conjunction with the accompanying drawings and specific embodiment, the present invention is described in more detail.
Fig. 1 is a kind of schematic flow sheet of transmission power detection method provided in an embodiment of the present invention, such as Fig. 1
Shown, the method includes：
Step 101：Obtain the current voltage value of the radio-frequency power amplifier of terminal.
Specifically, this step can include that, in terminal course of normal operation, terminal reads its radio-frequency power
Value in the voltage register of the supply module of amplifier (PA, Power Amplifier)；Terminal is according to electricity
Value conversion in pressure depositor obtains the current voltage value of its radio-frequency power amplifier.Or, this step
Can also be, in terminal course of normal operation, current confession of the terminal by its radio-frequency power amplifier of measurement
Piezoelectric voltage, obtains the current voltage value of its radio-frequency power amplifier.It should be noted that, the radio frequency work(
The supply module of rate amplifier can be DCDC (Direct Current, direct current) conversion chip；That is radio frequency
The power supply of power amplifier can be provided by DCDC conversion chips.
It should be noted that, in terminal course of normal operation, terminal can be according to its radio-frequency power amplifier
The change of transmission power level adjusts the voltage value of its radio-frequency power amplifier.Specifically, due in radio frequency
In the case that the power gain value of power amplifier is constant, there is minimum voltage value, can cause to penetrate
The transmission power of frequency power amplifier maintains corresponding transmission power level, e.g., if in radio-frequency power amplifier
Power gain value be 3 decibels when, the value of the voltage value of radio-frequency power amplifier is at 1.5 volts to 3.4
Volt scope, can cause the transmission power of radio-frequency power amplifier to maintain 3 decibels of power gain value corresponding
10 milliwatts, you can to determine so that the transmission power of radio-frequency power amplifier maintains power gain value 3
Corresponding 10 milliwatt of decibel, required minimum voltage value are 1.5 volts, therefore in order to reduce power consumption of terminal,
And then terminal power consumption amount is reduced, and the efficiency of radio-frequency power amplifier is improved, terminal can be put in its radio-frequency power
During the transmission power value changes of big device, the voltage value of radio-frequency power amplifier is adjusted.
Specifically, the terminal adjusts its radio frequency according to the change of the transmission power level of its radio-frequency power amplifier
The voltage value of power amplifier, Ke Yiwei, transmitting average work(of the terminal according to its radio-frequency power amplifier
The change of rate value adjusts the voltage value of its radio-frequency power amplifier；I.e. terminal can be according to its radio-frequency power
The transmitting average power content of amplifier is dynamically adjusting the voltage value of its radio-frequency power amplifier.Such as,
Terminal can follow the trail of (Average Power Tracking, APT) technology using mean power, realize root
The supply voltage of radio-frequency power amplifier is adjusted dynamically according to the transmitting average power content of radio-frequency power amplifier
Value.Or, the terminal adjusts its radio frequency work(according to the change of the transmission power level of its radio-frequency power amplifier
The voltage value of rate amplifier, Ke Yiwei, current transmission power of the terminal according to its radio-frequency power amplifier
The change of value adjusts the voltage value of its radio-frequency power amplifier.
Step 102：According to the corresponding relation of the transmission power and supply voltage of radio-frequency power amplifier, and
Current voltage value, obtains the current transmission power value of radio-frequency power amplifier；By radio-frequency power amplifier
Current transmission power value as terminal current transmission power.
Thus, need not be the transmission power that terminal increases that any hardware just can detect terminal, it is simple and convenient,
The transmission power of terminal is detected in real time can.
Specifically, this step can include that terminal obtains the transmission power of its radio-frequency power amplifier and power supply
The corresponding relation of voltage, obtains the corresponding transmission power level of current power yield value of radio-frequency power amplifier,
And the corresponding voltage value of the transmission power level；Terminal finds out the first confession from corresponding voltage value
Piezoelectric voltage value and the second voltage value；First voltage value be in corresponding voltage value,
Less than the voltage value of current voltage value；Second voltage value is in corresponding supply voltage
In value, more than or equal to the voltage value of current voltage value；Terminal according to the first voltage value and
Second voltage value, the corresponding transmission power level of the first voltage value and the second voltage value it is corresponding
Transmission power level, and current voltage value, carry out interpolation arithmetic and obtain the current of radio-frequency power amplifier
Transmission power level；Then terminal i.e. can using obtain radio-frequency power amplifier current transmission power value as
The current transmission power of terminal.
Here, said process, e.g., the corresponding transmission power level of current power yield value of acquisition are illustrated
Can be, P1、P2、Pi、Pi+1, the corresponding voltage value of these transmission power levels can be, V1、V2、
Vi、Vi+1, the current voltage value of the radio-frequency power amplifier of the terminal for getting can be V；Find out
The first voltage value can be Vi, the second voltage value for finding out can be Vi+1, wherein,
Vi<V≤Vi+1；Then the terminal is according to the first voltage value and the second voltage value, the first supply voltage
It is worth corresponding transmission power level and the corresponding transmission power level of the second voltage value, and current supply voltage
Value, the current transmission power value for carrying out the radio-frequency power amplifier of interpolation arithmetic acquisition is,
(V-Vi)+Pi, so as to calculate the current transmission power value for obtaining radio-frequency power amplifier working as P, i.e. terminal
Front transmission power is P.
Specifically, or this step can include, terminal obtain the transmission power of its radio-frequency power amplifier with
The corresponding relation of supply voltage, obtains the corresponding transmission power of current power yield value of radio-frequency power amplifier
Value, and the corresponding voltage value of the transmission power level；Whether deposit in the corresponding voltage value of terminal judges
With current voltage value identical voltage value；Do not exist in corresponding voltage value with currently
During voltage value identical voltage value, terminal finds out the first power supply from corresponding voltage value
Magnitude of voltage and the second voltage value；First voltage value be in corresponding voltage value, it is little
In the voltage value of current voltage value；Second voltage value is in corresponding voltage value
In, more than or equal to the voltage value of current voltage value；Terminal is according to the first voltage value and
Two voltage values, the corresponding transmission power level of the first voltage value and corresponding of the second voltage value
Performance number, and current voltage value are penetrated, interpolation arithmetic is carried out and is obtained currently sending out for radio-frequency power amplifier
Penetrate performance number；When existing in corresponding voltage value with current voltage value identical voltage value,
Terminal determines transmission power level corresponding with the voltage value；Terminal is using the transmission power level as radio frequency
The current transmission power value of power amplifier；Then terminal i.e. can working as the radio-frequency power amplifier for obtaining
Current transmission power of the front transmission power level as terminal.
Wherein, the acquisition process of the corresponding relation of the transmission power of the radio-frequency power amplifier and supply voltage,
Can include, terminal reads the current power yield value of its radio-frequency power amplifier；Terminal is from the electricity for having generated
In pressure power mapping table, the corresponding transmission power level of current power yield value, and the transmission power level are read out
Corresponding voltage value；The voltage power mapping table have recorded radio-frequency power amplifier according to corresponding relation
Power gain value, transmission power level and its corresponding voltage value, as shown in Figure 2.I.e. can be advance
Voltage power mapping table is generated, the voltage power mapping table have recorded radio-frequency power amplifier according to corresponding relation
Power gain value, transmission power level and its corresponding voltage value, it is possible to the voltage power is mapped
Table is stored in terminal, in the transmission power pass corresponding with supply voltage that terminal need to obtain radio-frequency power amplifier
When being, terminal from the power gain depositor of radio-frequency power amplifier can read its radio-frequency power and amplify
The current power yield value of device, from the voltage power mapping table for having generated, reads out the current power gain
It is worth corresponding transmission power level, and the corresponding voltage value of the transmission power level.
It should be noted that, the generating process of the voltage power mapping table can include, measurement apparatus are arranged eventually
The power gain value of the radio-frequency power amplifier at end and voltage value；In different power gain values and power supply
Under magnitude of voltage, measurement apparatus measure the transmission power level of radio-frequency power amplifier；Measurement apparatus are determined respectively
In the case where power gain value is constant so that the transmission power of radio-frequency power amplifier maintains each transmitting
Performance number, required minimum voltage value；The minimum voltage value determined is made by measurement apparatus
It is voltage value corresponding with each transmission power level；Power is increased respectively by measurement apparatus according to corresponding relation
Benefit value, transmission power level and its corresponding voltage value are recorded in voltage power mapping table.
It should be noted that, for the ease of generating the voltage power mapping table of each terminal, generating one
After the voltage power mapping table of terminal, can map the voltage power mapping table as the voltage power of standard
Table, when the voltage power mapping table of other similar terminals is generated, measurement apparatus can be according to the standard
Voltage power mapping table, measures to corresponding terminal, and to institute in the voltage power mapping table of the standard
The value of record is calibrated, and obtains the voltage power mapping table of corresponding terminal, so that the electricity of each terminal
Value described in pressure power mapping table is more accurate.
It should be noted that, the generating process of the voltage power mapping table can be carried out before terminal is dispatched from the factory.
The voltage power mapping table can be stored in terminal nonvolatile ram (NV RAM,
Nonvolatile Random-Access Memory) in.
In order to realize said method, the invention discloses an emission power detecting.
Fig. 3 is a kind of structural representation of emission power detecting provided in an embodiment of the present invention, such as Fig. 3
Shown, the emission power detecting includes：
Acquisition module 301, for obtaining the current voltage value of the radio-frequency power amplifier of terminal.
Determining module 302 is right with supply voltage for the transmission power according to the radio-frequency power amplifier
Should be related to, and the current voltage value, obtain the current transmission power of the radio-frequency power amplifier
Value；Using the current transmission power value of the radio-frequency power amplifier as the terminal current transmission power.
Further, the acquisition module, the supply module specifically for reading the radio-frequency power amplifier
Value in voltage register；The radio-frequency power amplifier is obtained according to the value conversion in the voltage register
Current voltage value.
Further, the determining module, specifically for obtain the transmission power of the radio-frequency power amplifier with
The corresponding relation of supply voltage, obtains the corresponding transmitting of current power yield value of the radio-frequency power amplifier
Performance number, and the corresponding voltage value of the transmission power level；Look into from the corresponding voltage value
Find out the first voltage value and the second voltage value；First voltage value is corresponding described
In voltage value, less than the voltage value of the current voltage value；The second power supply electricity
Pressure value is in the corresponding voltage value, more than or equal to the confession of the current voltage value
Piezoelectric voltage value；According to first voltage value and second voltage value, the first power supply electricity
Pressure is worth the corresponding transmission power level and the corresponding transmission power level of second voltage value, with
And the current voltage value, carry out the current transmitting work(that interpolation arithmetic obtains the radio-frequency power amplifier
Rate value.
Further, the determining module, is specifically additionally operable to read the current power of the radio-frequency power amplifier
Yield value；From the voltage power mapping table for having generated, corresponding of the current power yield value is read out
Penetrate performance number, and the corresponding voltage value of the transmission power level；The voltage power mapping table is according to right
Answer power gain value, transmission power level and its corresponding power supply of the relation record radio-frequency power amplifier
Magnitude of voltage.
Further, the determining module, is specifically additionally operable to arrange the power gain of the radio-frequency power amplifier
Value and voltage value；Under the different power gain values and the voltage value, penetrate described in measurement
The transmission power level of frequency power amplifier；Determined in the case where the power gain value is constant respectively, made
The transmission power for obtaining the radio-frequency power amplifier maintains each transmission power level, and required is minimum
The voltage value；Using the minimum voltage value determined as with transmission power each described
It is worth the corresponding voltage value；According to corresponding relation respectively by the power gain value, the transmitting work(
Rate value and its corresponding voltage value are recorded in the voltage power mapping table.
In actual applications, during the acquisition module 301, determining module 302 can be by being located in terminal
Central processor (Central Processing Unit, CPU), microprocessor (Micro Processor Unit,
MPU), digital signal processor (Digital Signal Processor, DSP), or field-programmable gate array
Row (Field Programmable Gate Array, FPGA) etc. are realized.
A kind of schematic flow sheet of transmission power detection method specific embodiment that Fig. 4 is provided for the present invention, such as
Shown in Fig. 4, concrete steps include：
Step 401：Value in the voltage register of the supply module of reading terminals radio-frequency power amplifier.
Step 402：The current power supply of its radio-frequency power amplifier is obtained according to the value conversion in voltage register
Magnitude of voltage.
It should be noted that, in terminal course of normal operation, terminal can be according to its radio-frequency power amplifier
The change of transmission power level adjusts the voltage value of its radio-frequency power amplifier.
Specifically, the terminal adjusts its radio frequency according to the change of the transmission power level of its radio-frequency power amplifier
The voltage value of power amplifier, Ke Yiwei, transmitting average work(of the terminal according to its radio-frequency power amplifier
The change of rate value adjusts the voltage value of its radio-frequency power amplifier；I.e. terminal can be according to its radio-frequency power
The transmitting average power content of amplifier is dynamically adjusting the voltage value of its radio-frequency power amplifier.Such as,
Terminal can adopt mean power tracer technique, realize the transmitting mean power according to radio-frequency power amplifier
Value is dynamically adjusting the voltage value of radio-frequency power amplifier.Or, the terminal is according to its radio frequency work(
The voltage value for changing its radio-frequency power amplifier of adjustment of the transmission power level of rate amplifier, Ke Yiwei,
Terminal adjusts its radio-frequency power amplifier according to the change of the current transmission power value of its radio-frequency power amplifier
Voltage value.
Step 403：The current power yield value of radio-frequency power amplifier is read, is stored from NV RAM
In voltage power mapping table, the corresponding transmission power level of the current power gain value, and the transmitting work(are read out
Rate is worth corresponding voltage value.
Wherein, the voltage power mapping table increases according to the power that corresponding relation have recorded radio-frequency power amplifier
Benefit value, transmission power level and its corresponding voltage value.
It should be noted that, the generating process of the voltage power mapping table can include, measurement apparatus are arranged eventually
The power gain value of the radio-frequency power amplifier at end and voltage value；In different power gain values and power supply
Under magnitude of voltage, measurement apparatus measure the transmission power level of radio-frequency power amplifier；Measurement apparatus are determined respectively
In the case where power gain value is constant so that the transmission power of radio-frequency power amplifier maintains each transmitting
Performance number, required minimum voltage value；The minimum voltage value determined is made by measurement apparatus
It is voltage value corresponding with each transmission power level；Power is increased respectively by measurement apparatus according to corresponding relation
Benefit value, transmission power level and its corresponding voltage value are recorded in voltage power mapping table.
It should be noted that, for the ease of generating the voltage power mapping table of each terminal, generating one
After the voltage power mapping table of terminal, can map the voltage power mapping table as the voltage power of standard
Table, when the voltage power mapping table of other similar terminals is generated, measurement apparatus can be according to the standard
Voltage power mapping table, measures to corresponding terminal, and to institute in the voltage power mapping table of the standard
The value of record is calibrated, and obtains the voltage power mapping table of corresponding terminal, so that the electricity of each terminal
Value described in pressure power mapping table is more accurate.
Step 404：The first voltage value and the second supply voltage are found out from corresponding voltage value
Value；First voltage value is in corresponding voltage value, less than the confession of current voltage value
Piezoelectric voltage value；Second voltage value is in corresponding voltage value, more than or equal to current confession
The voltage value of piezoelectric voltage value.
Specifically, the corresponding transmission power level of current power yield value of acquisition can be, P1、P2、Pi、Pi+1,
The corresponding voltage value of these transmission power levels can be, V1、V2、Vi、Vi+1, the terminal for getting
The current voltage value of radio-frequency power amplifier can be V；The first voltage value for finding out can be
Vi, the second voltage value for finding out can be Vi+1, wherein, Vi<V≤Vi+1。
Step 405：According to the first voltage value and the second voltage value, the first voltage value correspondence
Transmission power level and the corresponding transmission power level of the second voltage value, and current voltage value, enter
Row interpolation computing obtains the current transmission power value of radio-frequency power amplifier.
Specifically, the V that terminal-pair above-mentioned steps are obtainedi、Vi+1、Pi、Pi+1And V carries out interpolation arithmetic, obtains
It is P so as to calculate the current transmission power value for obtaining radio-frequency power amplifier.
Step 406：Using the current transmission power value of radio-frequency power amplifier as terminal current transmission power.
Thus, need not be the transmission power that terminal increases that any hardware just can detect terminal, it is simple and convenient,
The transmission power of terminal is detected in real time can.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for ability
For the technical staff in domain, the present invention can have various modifications and variations, and protection scope of the present invention is with right
Requirement is defined.
Claims (10)
1. a kind of transmission power detection method, it is characterised in that methods described includes：
Obtain the current voltage value of the radio-frequency power amplifier of terminal；
According to the corresponding relation of the transmission power of the radio-frequency power amplifier and supply voltage, and described work as
Front voltage value, obtains the current transmission power value of the radio-frequency power amplifier；By the radio-frequency power
Current transmission power of the current transmission power value of amplifier as the terminal.
2. method according to claim 1, it is characterised in that the radio-frequency power of the acquisition terminal is put
The current voltage value of big device, including：
Value in the voltage register of the supply module for reading the radio-frequency power amplifier；
The current supply voltage of the radio-frequency power amplifier is obtained according to the value conversion in the voltage register
Value.
3. method according to claim 1, it is characterised in that described to be amplified according to the radio-frequency power
The transmission power of device and the corresponding relation of supply voltage, and the current voltage value, obtain described in penetrate
The current transmission power value of frequency power amplifier, including：
Obtain the transmission power of the radio-frequency power amplifier and the corresponding relation of supply voltage, obtain described in penetrate
The corresponding transmission power level of current power yield value of frequency power amplifier, and the transmission power level is corresponding
Voltage value；
The first voltage value and the second voltage value are found out from the corresponding voltage value；Institute
It is in the corresponding voltage value, less than the current voltage value to state the first voltage value
The voltage value；Second voltage value be in the corresponding voltage value, more than or
Equal to the voltage value of the current voltage value；
According to first voltage value and second voltage value, first voltage value pair
The transmission power level answered and the corresponding transmission power level of second voltage value, and it is described
Current voltage value, carries out the current transmission power value that interpolation arithmetic obtains the radio-frequency power amplifier.
4. the method according to claim 1 or 3, it is characterised in that the radio-frequency power amplifier
The acquisition process of the corresponding relation of transmission power and supply voltage, including：
Read the current power yield value of the radio-frequency power amplifier；
From the voltage power mapping table for having generated, the corresponding transmitting work(of the current power yield value is read out
Rate value, and the corresponding voltage value of the transmission power level；The voltage power mapping table is according to correspondence pass
System have recorded power gain value, transmission power level and its corresponding supply voltage of the radio-frequency power amplifier
Value.
5. method according to claim 4, it is characterised in that the generation of the voltage power mapping table
Process includes：
The power gain value and voltage value of the radio-frequency power amplifier are set；
Under the different power gain values and the voltage value, the radio-frequency power amplifier is measured
Transmission power level；
Determined in the case where the power gain value is constant respectively so that the radio-frequency power amplifier
Transmission power maintains each transmission power level, the required minimum voltage value；To determine
The minimum voltage value for going out is used as the supply voltage corresponding with transmission power level each described
Value；
According to corresponding relation respectively by the power gain value, the transmission power level and its corresponding confession
Piezoelectric voltage value is recorded in the voltage power mapping table.
6. a kind of emission power detecting, it is characterised in that described device includes：
Acquisition module, for obtaining the current voltage value of the radio-frequency power amplifier of terminal；
Determining module, closes for the transmission power according to the radio-frequency power amplifier is corresponding with supply voltage
System, and the current voltage value, obtain the current transmission power value of the radio-frequency power amplifier；
Using the current transmission power value of the radio-frequency power amplifier as the terminal current transmission power.
7. device according to claim 6, it is characterised in that the acquisition module, specifically for reading
Value in the voltage register of the supply module for taking the radio-frequency power amplifier；According to the voltage register
In value conversion obtain the current voltage value of the radio-frequency power amplifier.
8. device according to claim 6, it is characterised in that the determining module, specifically for obtaining
The transmission power of the radio-frequency power amplifier and the corresponding relation of supply voltage are taken, the radio-frequency power is obtained
The corresponding transmission power level of current power yield value of amplifier, and the corresponding power supply electricity of the transmission power level
Pressure value；The first voltage value and the second voltage value are found out from the corresponding voltage value；
First voltage value is in the corresponding voltage value, less than the current voltage value
The voltage value；Second voltage value is, in the corresponding voltage value, to be more than
Or equal to the voltage value of the current voltage value；According to first voltage value and institute
State the second voltage value, the corresponding transmission power level of the first voltage value and second confession
Piezoelectric voltage is worth the corresponding transmission power level, and the current voltage value, carries out interpolation arithmetic and obtains
Obtain the current transmission power value of the radio-frequency power amplifier.
9. the device according to claim 6 or 8, it is characterised in that the determining module, it is concrete also
For reading the current power yield value of the radio-frequency power amplifier；From the voltage power mapping table for having generated
In, read out the corresponding transmission power level of the current power yield value, and the transmission power level is corresponding
Voltage value；The voltage power mapping table have recorded the radio-frequency power amplifier according to corresponding relation
Power gain value, transmission power level and its corresponding voltage value.
10. device according to claim 9, it is characterised in that the determining module, specifically also uses
In the power gain value and voltage value that arrange the radio-frequency power amplifier；Increase in the different power
Under benefit value and the voltage value, the transmission power level of the radio-frequency power amplifier is measured；Determine respectively
Go out in the case where the power gain value is constant so that the transmission power of the radio-frequency power amplifier is maintained
In each transmission power level, the required minimum voltage value；By the minimum institute for determining
Voltage value is stated as the voltage value corresponding with transmission power level each described；According to correspondence pass
The power gain value, the transmission power level and its corresponding voltage value record are existed by system respectively
In the voltage power mapping table.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510613242.2A CN106549717A (en) | 2015-09-23 | 2015-09-23 | A kind of transmission power detection method and device |
| PCT/CN2015/094018 WO2016145879A1 (en) | 2015-09-23 | 2015-11-06 | Transmission power detection method and device, computer storage medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510613242.2A CN106549717A (en) | 2015-09-23 | 2015-09-23 | A kind of transmission power detection method and device |
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| CN106549717A true CN106549717A (en) | 2017-03-29 |
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| CN201510613242.2A Pending CN106549717A (en) | 2015-09-23 | 2015-09-23 | A kind of transmission power detection method and device |
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| Country | Link |
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| CN (1) | CN106549717A (en) |
| WO (1) | WO2016145879A1 (en) |
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| CN110166004A (en) * | 2019-04-18 | 2019-08-23 | 翱捷科技(上海)有限公司 | A kind of power amplifier reduces the method and device of power consumption |
| CN113950135A (en) * | 2020-06-30 | 2022-01-18 | 中兴通讯股份有限公司 | Transmission power control method, terminal calibration method, terminal, system and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113517867A (en) * | 2021-04-23 | 2021-10-19 | 广州安波通信科技有限公司 | Microwave amplifier output power detection system, detection chip and detection method |
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Also Published As
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| WO2016145879A1 (en) | 2016-09-22 |
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