CN111130589B - Electronic equipment and power calibration method - Google Patents
Electronic equipment and power calibration method Download PDFInfo
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- CN111130589B CN111130589B CN201911422009.0A CN201911422009A CN111130589B CN 111130589 B CN111130589 B CN 111130589B CN 201911422009 A CN201911422009 A CN 201911422009A CN 111130589 B CN111130589 B CN 111130589B
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Abstract
The embodiment of the application discloses electronic equipment, this electronic equipment includes: a first antenna; a first communication module connected with the first antenna; the first communication module supports the receiving and sending of signals of a first communication system; the transceiving power of the first communication module for transceiving signals is calibrated; a second antenna; the second communication module is connected with the first communication module; the second communication module supports the receiving and sending of signals of a second communication system, and the working frequencies of the second communication module and the first communication module are the same; the communication control unit is respectively connected with the first communication module and the second communication module; the communication control unit is used for calibrating the transceiving power of the transceiving signal of the second communication module through the first communication module. The embodiment of the application also discloses a power calibration method.
Description
Technical Field
The present application relates to the field of computer technologies, and in particular, to an electronic device and a power calibration method.
Background
At present, due to the constraint of equipment cost and production line test time, the emission power of signals emitted by a wireless fidelity communication module or a bluetooth communication module is not calibrated one by one, but a uniform configuration file writing mode is adopted, so that all equipment adopts the same emitter configuration.
However, the above-mentioned way of uniformly writing the configuration file results in a large deviation between the transceiving power of the transceiving signal and the preset transceiving power in the actual working process of the wifi communication module or the bluetooth communication module.
Disclosure of Invention
The embodiment of the application expects to provide an electronic equipment and power calibration method, the mode of adopting unified write-in configuration file has been solved, lead to wireless fidelity communication module or bluetooth communication module at the in-process of actual work, the great problem of deviation between the transmit-receive power of receiving and dispatching signal and the predetermined transmit-receive power, the realization is calibrated the transmit-receive power of second communication module receiving and dispatching signal through first communication module group, improve the transmit-receive power of second communication module receiving and dispatching signal, and then improve the reliability of electronic equipment communication.
The technical scheme of the application is realized as follows:
an electronic device, the electronic device comprising:
a first antenna;
a first communication module connected with the first antenna; the first communication module supports the receiving and sending of signals of a first communication system; the transceiving power of the first communication module for transceiving signals is calibrated;
a second antenna;
the second communication module is connected with the second antenna and is connected with the first communication module; the second communication module supports the receiving and sending of signals of a second communication system, and the working frequencies of the second communication module and the first communication module are the same;
the communication control unit is respectively connected with the first communication module and the second communication module;
the communication control unit is used for calibrating the transceiving power of the transceiving signal of the second communication module through the first communication module.
Optionally, the first communication module comprises a cellular mobile communication module.
Optionally, the first communication module includes:
a first power coupling component connected with the first antenna;
a first communication transceiver connected with the first power coupling component;
a first modem coupled to the first communication transceiver, the first modem coupled to the communication control unit.
Optionally, the second communication module includes:
a second power coupling component connected to the second antenna, the second power coupling component connected to the first power coupling component;
a second communication transceiver connected with the second power coupling component;
a second modem connected to the second communication transceiver, the second modem being connected to the communication control unit;
the communication control unit is used for obtaining a sending instruction and sending the sending instruction to the second modem; the sending instruction is used for sending a target signal of target power;
the second modem is configured to generate first attribute information of a target signal based on the sending instruction, and send the first attribute information to the second communication transceiver;
the second communication transceiver is configured to transmit a target signal to the second antenna based on the first attribute information, and transmit a partial signal of the target signal to the first power coupling component through the second power coupling component;
the first power coupling component to couple the partial signal to the first communication transceiver;
the first communication transceiver to transmit the partial signal to the first modem;
the first modem is configured to process the partial signal to obtain second attribute information of the partial signal, and send the second attribute information to the communication control unit;
the communication control unit is configured to calibrate the transceiving power of the transceiving signal of the second communication module based on the first attribute information and the second attribute information.
Optionally, the coupling coefficients of the first power coupling component and the second power coupling component are the same.
Optionally, the second communication module includes a wireless fidelity communication module or a bluetooth communication module.
A power calibration method is applied to the electronic device, and the method comprises the following steps:
acquiring a trigger operation; wherein the triggering operation is used for calibrating the transceiving power of the transceiving signal of the second communication module;
and calibrating transceiving power of transceiving signals of the second communication module through the first communication module at least based on the triggering operation.
Optionally, the calibrating, by the first communication module, the transceiving power of the second communication module for transceiving a signal based on at least the triggering operation includes:
determining a calibration time slot based on at least the triggering operation; stopping the transceiving of the signals by the first communication module in the calibration time slot;
and calibrating the transceiving power of the transceiving signals of the second communication module by the first communication module in the calibration time slot.
The electronic equipment that this application embodiment provided includes: a first antenna; a first communication module connected with the first antenna; the first communication module supports the receiving and sending of signals of a first communication system; the transceiving power of the first communication module for transceiving signals is calibrated; a second antenna; the second communication module is connected with the first communication module; here, the second communication module includes a wireless fidelity communication module or a bluetooth communication module; the second communication module supports the receiving and sending of signals of a second communication system, and the working frequencies of the second communication module and the first communication module are the same; the communication control unit is respectively connected with the first communication module and the second communication module; the communication control unit is used for calibrating the transceiving power of the transceiving signal of the second communication module through the first communication module; so, solve the mode that adopts unified write in configuration file among the correlation technique, lead to wireless fidelity communication module or bluetooth communication module at the in-process of actual work, the transmit-receive power of receiving and dispatching signal and predetermine the great problem of deviation between the transmit-receive power, the realization is calibrated the transmit-receive power of second communication module receiving and dispatching signal through first communication module, improves the transmit-receive power of second communication module receiving and dispatching signal, and then improves the reliability of electronic equipment communication.
Drawings
Fig. 1 is a schematic structural diagram of an electronic device according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of another electronic device provided in an embodiment of the present application;
fig. 3 is a flowchart illustrating a power calibration method according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.
In the related art, due to the cost of the electronic devices and the time for testing the production line, the transmission power of the Wi-Fi (Wireless-Fidelity) communication module is not calibrated one by one, but a uniform configuration file is written into the Wi-Fi communication module, and all the electronic devices adopt the same transmitter configuration. When the individual number of the electronic equipment is large, the difference of the distribution on the individual chips finally shows that the deviation of the overall Wi-Fi transmission power is large, such as the range of +/-2 dB. Wi-Fi emission power needs to meet the TRP and SAR limits at the same time, and such large deviation causes that the selection of finally written configuration parameters is very difficult, either TRP is insufficient or SAR exceeds the standard, and individuals with one index not meeting the standard are inevitably generated in all produced electronic equipment. Therefore, in the related art, the manner of uniformly writing the configuration file is adopted, so that the deviation between the transceiving power of the transceiving signal and the preset transceiving power is large in the actual working process of the wireless fidelity communication module or the bluetooth communication module.
Referring to fig. 1, an embodiment of the present application provides an electronic device 1, including: a first antenna 11;
a first communication module 12 connected to the first antenna 11; the first communication module 12 supports the transceiving of signals of a first communication system; the transceiving power of the first communication module 12 for transceiving signals is calibrated;
a second antenna 13;
the second communication module 14 is connected with the second antenna 13, and the second communication module 14 is connected with the first communication module 12; the second communication module 14 supports the transceiving of signals of the second communication system, and the working frequencies of the second communication module 14 and the first communication module 12 are the same;
a communication control unit 15, wherein the communication control unit 15 is respectively connected with the first communication module 12 and the second communication module 14;
the communication control unit 15 is configured to calibrate the transmission/reception power of the signal transmitted/received by the second communication module 14 through the first communication module 12.
As can be seen from the above, the electronic device provided in the embodiment of the present application includes two communication modules with the same operating frequency, and after the transceiving power of the first communication module for transceiving signals is calibrated, the transceiving power of the second communication module for transceiving signals can be calibrated through the first communication module; it should be noted that, calibrating the transceiving power of the signal transmitted and received by the second communication module through the first communication module may be calibrating the transceiving power of the signal transmitted and received by the second communication module of the electronic device before the electronic device leaves a factory, that is, on a production line; the calibration of the transceiving power of the transceiving signal of the second communication module by the first communication module may also be a calibration of the transceiving power of the transceiving signal of the second communication module of the electronic device after the electronic device leaves a factory, for example, in the process of using the electronic device; so, not only realized having improved the convenience of carrying out the calibration to the second communication module, the mode of adopting unified write-in configuration file among the simultaneous solution correlation technique leads to wireless fidelity communication module or bluetooth communication module at the in-process of actual work, the receiving and dispatching power of receiving and dispatching signal and predetermine the great problem of deviation between the receiving and dispatching power, the realization is to the quick calibration of second communication module, the receiving and dispatching power of second communication module receiving and dispatching signal is improved, and then the reliability of electronic equipment communication is improved.
In the embodiment of the present application, the electronic device may include a mobile terminal device such as a mobile phone, a tablet computer, a notebook computer, a Personal Digital Assistant (PDA), a camera, a wearable device, and a fixed terminal device such as a desktop computer.
The electronic equipment that this application embodiment provided includes: a first antenna; a first communication module connected with the first antenna; the first communication module supports the receiving and sending of signals of a first communication system; the transceiving power of the first communication module for transceiving signals is calibrated; a second antenna; the second communication module is connected with the first communication module; here, the second communication module includes a wireless fidelity communication module or a bluetooth communication module; the second communication module supports the receiving and sending of signals of a second communication system, and the working frequencies of the second communication module and the first communication module are the same; the communication control unit is respectively connected with the first communication module and the second communication module; the communication control unit is used for calibrating the transceiving power of the transceiving signal of the second communication module through the first communication module; so, solve the mode that adopts unified write in configuration file among the correlation technique, lead to wireless fidelity communication module or bluetooth communication module at the in-process of actual work, the transmit-receive power of receiving and dispatching signal and predetermine the great problem of deviation between the transmit-receive power, the realization is calibrated the transmit-receive power of second communication module receiving and dispatching signal through first communication module, improves the transmit-receive power of second communication module receiving and dispatching signal, and then improves the reliability of electronic equipment communication.
Referring to fig. 1 and 2, an embodiment of the present application provides an electronic device 1, including: a first antenna 11;
a first communication module 12 connected to the first antenna 11; the first communication module 12 supports the transceiving of signals of a first communication system; the transceiving power of the first communication module 12 for transceiving signals is calibrated;
a second antenna 13;
the second communication module 14 is connected with the second antenna 13, and the second communication module 14 is connected with the first communication module 12; the second communication module 14 supports the transceiving of signals of the second communication system, and the working frequencies of the second communication module 14 and the first communication module 12 are the same;
a communication control unit 15, wherein the communication control unit 15 is respectively connected with the first communication module 12 and the second communication module 14;
the communication control unit 15 is configured to calibrate the transmission/reception power of the signal transmitted/received by the second communication module 14 through the first communication module 12.
In some embodiments, the first communication module 12 comprises a cellular mobile communication module.
Here, the communication services supported by the antenna supporting the cellular communication include, but are not limited to, Global System for Mobile Communications (GSM) Mobile communication, Code Division Multiple Access (CDMA) Mobile communication, 3rd-Generation (3G) Mobile communication, fourth Generation (4G) Mobile communication, and fifth Generation (5rd-Generation, 5G) Mobile communication.
In some embodiments, the first communication module 12 includes:
a first power coupling component 121 connected to the first antenna 11;
a first communication transceiver 122 connected with the first power coupling component 121;
a first modem 123 connected to the first communication transceiver 122, the first modem 123 being connected to the communication control unit 14.
In some embodiments, the second communication module 14 includes:
a second power coupling element 141 connected to the second antenna 13, the second power coupling element 141 being connected to the first power coupling element 121;
a second communication transceiver 142 connected with the second power coupling component 141;
a second modem 143 connected to the second communication transceiver 142, the second modem 143 being connected to the communication control unit 14;
the communication control unit 14 is configured to obtain a sending instruction, and send the sending instruction to the second modem 143; transmitting a target signal instructing transmission of a target power;
the second modem 143, configured to generate first attribute information of the target signal based on the transmission instruction, and transmit the first attribute information to the second communication transceiver 142;
a second communication transceiver 142, configured to transmit the target signal to the second antenna 13 based on the first attribute information, and transmit a part of the target signal to the first power coupling component 121 through the second power coupling component 141;
a first power coupling component 121 for coupling the partial signal to a first communication transceiver 122;
a first communication transceiver 122 for transmitting a portion of the signal to a first modem 123;
the first modem 123, configured to process the partial signal to obtain second attribute information of the partial signal, and send the second attribute information to the communication control unit 14;
and a communication control unit 14, configured to calibrate the transceiving power of the signal transceived by the second communication module 14 based on the first attribute information and the second attribute information.
In an implementation scenario, taking the first communication module as a cellular communication module and the second communication module as a Wi-Fi communication module as an example, the working procedure of calibrating, by the electronic device, the transceiving power of the signal transmitted and received by the second communication module through the first communication module includes: the communication control unit controls the Wi-Fi modem to transmit a target signal with a specified power level, and the Wi-Fi modem transmits the target signal to the Wi-Fi transceiver and converts the target signal into a radio frequency signal. Furthermore, on one hand, the generated radio frequency signal is normally sent to the second antenna, meanwhile, the second power coupling component couples a part of signal into the cellular communication transceiver, the cellular modem measures the power amplitude of the coupled Wi-Fi signal, finally, the measurement result is reported to the communication control unit, the communication control unit compares the measured value with the originally set value, the transmission deviation of the electronic equipment can be obtained, and then the deviation is written into the Wi-Fi modem, and the calibration can be completed. In this calibration scenario, the Wi-Fi communication module may be, for example, a 5GWi-Fi communication module, and the cellular communication module may be an LTE Band 46 communication module.
In the embodiment of the application, the frequency of the LTE Band 46 frequency Band of the Wi-Fi communication module and the frequency of the LTE Band 46 frequency Band of the cellular communication module are the same, the LTE receiver has the function of measuring the amplitude of an in-Band signal, the LTE receiver is calibrated in a production line, the precision after calibration can reach +/-0.25 dB, and then a transmitting signal of the Wi-Fi communication module can be accessed into the LTE receiver through a path shown in fig. 2 for calibration. Meanwhile, the transmission power precision of the Wi-Fi communication module can be greatly improved to be about +/-0.5 dB, so that the difficult balance between TRP and SAR can be avoided. Meanwhile, the calibration scheme has no obvious increase in cost, and new test equipment is not required to be added.
In some embodiments, the coupling coefficients of the first power coupling component 121 and the second power coupling component 141 are the same. In the embodiment of the present application, the coupling coefficients of the first power coupling component 121 and the second power coupling component 141 are set to be the same, so that the complexity of comparing the measured value with the originally set value by the communication control unit can be reduced, and the calculation efficiency can be improved.
In some embodiments, the second communication module 14 comprises a wireless fidelity communication module or a bluetooth communication module.
Here, the communication services of the Wi-Fi communication module include, but are not limited to, first generation 802.11 communication services, second generation 802.11b communication services, third generation 802.11g/a communication services, fourth generation 802.11n communication services, and fifth generation 802.11ac communication services.
It should be noted that, for the descriptions of the same steps and the same contents in this embodiment as those in other embodiments, reference may be made to the descriptions in other embodiments, which are not described herein again.
An embodiment of the present application provides a power calibration method, which is applied to the electronic device 1 provided in the foregoing embodiment, and as shown in fig. 3, the method includes:
Wherein the triggering operation is used for calibrating the transceiving power of the transceiving signal of the second communication module.
In other embodiments of the present application, the step 202, based on at least the triggering operation, of calibrating the transceiving power of the second communication module for transceiving signals through the first communication module may be implemented by:
step 202a, determining a calibration time slot based on at least the triggering operation.
And the first communication module stops receiving and sending signals in the calibration time slot.
Here, the first communication module is in a time division multiplexing mode of operation. The calibration time slot is a time period for stopping signal transceiving of the first communication module in the process of the time division multiplexing working mode.
Step 202b, calibrating the transceiving power of the transceiving signal of the second communication module by the first communication module in the calibration time slot.
Here, the electronic device calibrates, after determining the calibration time slot based on at least the trigger operation, the transceiving power of the second communication module for transceiving signals through the first communication module in the calibration time slot, so that the characteristic of time division multiplexing can be fully utilized, normal communication of the first communication module is not affected when the first communication module is used for transceiving signals, and the transceiving power of the second communication module for transceiving signals is calibrated through the first communication module when the first communication module stops transceiving signals, thereby realizing reasonable utilization of the first communication module and improving the communication reliability of the electronic device.
The power calibration method provided by the embodiment of the application comprises the steps of obtaining trigger operation; and calibrating transceiving power of transceiving signals of the second communication module through the first communication module at least based on the triggering operation. So, solve the mode that adopts unified write in configuration file among the correlation technique, lead to wireless fidelity communication module or bluetooth communication module at the in-process of actual work, the transmit-receive power of receiving and dispatching signal and predetermine the great problem of deviation between the transmit-receive power, the realization is calibrated the transmit-receive power of second communication module receiving and dispatching signal through first communication module, improves the transmit-receive power of second communication module receiving and dispatching signal, and then improves the reliability of electronic equipment communication.
It should be noted that, for the descriptions of the same steps and the same contents in this embodiment as those in other embodiments, reference may be made to the descriptions in other embodiments, which are not described herein again.
The above-described device embodiments are merely illustrative, for example, the division of a unit is only one logical function division, and there may be other division ways in actual implementation, such as: multiple units or components may be combined, or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the coupling, direct coupling or communication connection between the components shown or discussed may be through some interfaces, and the indirect coupling or communication connection between the devices or units may be electrical, mechanical or other forms.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed on a plurality of network units; some or all of the units can be selected according to actual needs to achieve the purpose of the embodiments of the present application.
In addition, all the functional units in the embodiments of the present application may be integrated into one processing module, or each unit may be separately regarded as one unit, or two or more units may be integrated into one unit.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application.
Claims (7)
1. An electronic device, the electronic device comprising:
a first antenna;
a first communication module connected with the first antenna; the first communication module supports the receiving and sending of signals of a first communication system; the transceiving power of the first communication module for transceiving signals is calibrated; the first communication module comprises a cellular mobile communication module;
a second antenna;
the second communication module is connected with the second antenna and is connected with the first communication module; the second communication module supports the receiving and sending of signals of a second communication system, and the working frequencies of the second communication module and the first communication module are the same;
the communication control unit is respectively connected with the first communication module and the second communication module;
the communication control unit is used for calibrating the transceiving power of the transceiving signal of the second communication module through the first communication module.
2. The electronic device of claim 1, the first communication module comprising:
a first power coupling component connected with the first antenna;
a first communication transceiver connected with the first power coupling component;
a first modem coupled to the first communication transceiver, the first modem coupled to the communication control unit.
3. The electronic device of claim 2, the second communication module comprising:
a second power coupling component connected to the second antenna, the second power coupling component connected to the first power coupling component;
a second communication transceiver connected with the second power coupling component;
a second modem connected to the second communication transceiver, the second modem being connected to the communication control unit;
the communication control unit is used for obtaining a sending instruction and sending the sending instruction to the second modem; the sending instruction is used for sending a target signal of target power;
the second modem is configured to generate first attribute information of a target signal based on the sending instruction, and send the first attribute information to the second communication transceiver;
the second communication transceiver is configured to transmit a target signal to the second antenna based on the first attribute information, and transmit a partial signal of the target signal to the first power coupling component through the second power coupling component;
the first power coupling component to couple the partial signal to the first communication transceiver;
the first communication transceiver to transmit the partial signal to the first modem;
the first modem is configured to process the partial signal to obtain second attribute information of the partial signal, and send the second attribute information to the communication control unit;
the communication control unit is configured to calibrate the transceiving power of the transceiving signal of the second communication module based on the first attribute information and the second attribute information.
4. The electronic device of claim 3, the first power coupling component and the second power coupling component having the same coupling coefficient.
5. The electronic device of any of claims 1-4, the second communication module comprising a wireless fidelity communication module or a Bluetooth communication module.
6. A power calibration method applied to the electronic device of any one of claims 1 to 5, the method comprising:
acquiring a trigger operation; wherein the triggering operation is used for calibrating the transceiving power of the transceiving signal of the second communication module;
and calibrating transceiving power of transceiving signals of the second communication module through the first communication module at least based on the triggering operation.
7. The power calibration method according to claim 6, wherein the calibrating, by the first communication module, the transceiving power of the second communication module transceiving signals based on at least the triggering operation comprises:
determining a calibration time slot based on at least the triggering operation; stopping the transceiving of the signals by the first communication module in the calibration time slot;
and calibrating the transceiving power of the transceiving signals of the second communication module by the first communication module in the calibration time slot.
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| JP2008235978A (en) * | 2007-03-16 | 2008-10-02 | Matsushita Electric Ind Co Ltd | Communications equipment |
| CN103620970A (en) * | 2011-06-27 | 2014-03-05 | 高通股份有限公司 | Dynamic antenna sharing |
| CN105743521A (en) * | 2014-12-24 | 2016-07-06 | 英特尔公司 | Cellular up-link harmonic spurs mitigation in wi-fi and bluetooth receivers |
| CN107612635A (en) * | 2017-08-15 | 2018-01-19 | 维沃移动通信有限公司 | A kind of calibration method, mobile terminal and computer-readable recording medium |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008235978A (en) * | 2007-03-16 | 2008-10-02 | Matsushita Electric Ind Co Ltd | Communications equipment |
| CN103620970A (en) * | 2011-06-27 | 2014-03-05 | 高通股份有限公司 | Dynamic antenna sharing |
| CN105743521A (en) * | 2014-12-24 | 2016-07-06 | 英特尔公司 | Cellular up-link harmonic spurs mitigation in wi-fi and bluetooth receivers |
| CN107612635A (en) * | 2017-08-15 | 2018-01-19 | 维沃移动通信有限公司 | A kind of calibration method, mobile terminal and computer-readable recording medium |
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