CN113423116B - Configuration method of 5G hot spot default mode based on Android system - Google Patents
Configuration method of 5G hot spot default mode based on Android system Download PDFInfo
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- CN113423116B CN113423116B CN202110978018.9A CN202110978018A CN113423116B CN 113423116 B CN113423116 B CN 113423116B CN 202110978018 A CN202110978018 A CN 202110978018A CN 113423116 B CN113423116 B CN 113423116B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
Abstract
The invention discloses a configuration method of a 5G hot spot default mode based on an Android system, which relates to the technical field of electronic equipment and comprises the following steps: presetting a WiFi module ID and a model corresponding to the WiFi module; matching the current WiFi module ID with a preset WiFi module ID; presetting a WiFi module model supporting a 5G frequency band; identifying the current WiFi module type according to the current WiFi module ID; and if the current WiFi module model supports the 5G frequency band, changing the parameters loaded by the WiFi drive. The problem of resource waste caused by the fact that the default mode is working in the 802.11n mode when the hot spot is opened in the 5G frequency band in the prior art is solved, meanwhile, the bandwidth of the hot spot is greatly improved, the problem that the requirements cannot be met in some current use scenes with high bandwidth requirements is solved, and most of the use scenes with high bandwidth requirements can be met.
Description
Technical Field
The application relates to the technical field of electronic equipment, in particular to a configuration method of a 5G hot spot default mode based on an Android system.
Background
802.11ac is a wireless networking standard of the 802.11 family, established by the IEEE standards institute, that provides high-throughput Wireless Local Area Network (WLAN), commonly known as 5G WiFi (5 th Generation of Wi-Fi), over the 5GHz frequency band. Theoretically, it can provide a minimum of 1Gbps bandwidth for multi-station WLAN communication or a minimum of 500Mbps single-wire transmission bandwidth. In the end of 2008, the IEEE 802 standards organization has established a new group aimed at creating new standards to improve the 802.11-2007 standards, including creating standards that increase the speed of wireless transmissions, enabling transmission performance on wireless networks comparable to those on wired networks.
802.11ac is a successor to 802.11n, which employs and extends the concept of an air interface (air interface) from 802.11n, including: wider RF bandwidth (up to 160 MHz), more MIMO spatial streams (up to 8), downlink multi-user MIMO (up to 4), and high density modulation (up to 256 QAM).
An interface capable of selecting a frequency band exists in a hotspot interface in Android native setting, through the interface, a user can select to open a hotspot function in a 2.4G frequency band or a 5G frequency band, when the user selects to open a hotspot in the 5G frequency band, the user can work in an 802.11n mode by default and cannot switch to an 802.11ac mode, for a commonly-used dual-frequency WIFI module, the 802.11ac mode and the 802.11n mode can be basically supported at the same time, and the bandwidth of the 802.11ac mode is far better than that of the 802.11n mode. For the WIFI module supporting the 802.11ac mode, the 802.11ac mode is not started by software, which is a waste of bandwidth resources, and a problem that the bandwidth cannot meet the requirement may occur in some usage scenarios with higher bandwidth requirements.
Disclosure of Invention
In the prior art, when a user selects to open a hot spot in a 5G frequency band, the default mode is the 802.11n mode, and cannot be switched to the 802.11ac mode, and the bandwidth of the 802.11ac mode is far better than that of the 802.11n mode. For the WIFI module supporting the 802.11ac mode, the 802.11ac mode is not started by software, which is a waste of bandwidth resources, and a problem that the bandwidth cannot meet the requirement may occur in some usage scenarios with higher bandwidth requirements. In view of the above-mentioned technical problems, the present application proposes the following applications:
the configuration method of the 5G hot spot default mode based on the Android system comprises the following steps:
presetting a WiFi module ID and a model corresponding to the WiFi module;
matching the current WiFi module ID with a preset WiFi module ID;
presetting a WiFi module model supporting a 5G frequency band;
identifying the current WiFi module type according to the current WiFi module ID;
and if the current WiFi module model supports the 5G frequency band, changing the parameters loaded by the WiFi drive.
Further, matching the current WiFi module ID with a preset WiFi module ID specifically includes the following steps:
scanning a ue node;
reading the current WiFi module ID and the preset WiFi module ID under the ue node;
and matching the current WiFi module ID with the preset WiFi module ID through a standard function.
Further, according to current wiFi module ID discernment current wiFi module model, specifically include the following step:
judging whether the current WiFi module model supports a 5G frequency band or not;
if the current WiFi module model does not support the 5G frequency band, according to the native processing logic of the Android system;
and if the current WiFi module model supports the 5G frequency band, changing the parameters loaded by the WiFi drive.
Further, changing the parameters of the WiFi driver loading specifically includes the following steps:
increasing VHT patterns at WiFi-driven parameters;
modifying the function to generate a configuration file required for starting the hotspot;
WiFi performance is optimized.
Further, optimizing the WiFi performance specifically includes the following steps:
the open and close functions that control the features are added to the String returned by the function.
Further, scanning the ue node specifically includes the following steps:
and scanning the uevent nodes of all nodes under the/sys/bus/pci/devices directory and/sys/bus/usb/devices directory.
Further, changing the parameters of the WiFi driver loading specifically includes the following steps:
rtw _ vht _ enable =2 parameter is added;
modifying the CreateHostapdConfig function of the hostapd program;
the open and close functionality of the control feature is added to the String returned by the function.
Further, the turn-on function includes WiFi MultiMedia enabled.
Further, the hostapd program starts the 5G hotspot according to the read configuration parameters related to the hotspot.
According to the configuration method of the 5G hotspot default mode based on the Android system, the opened 5G hotspot is enabled to select the 802.11ac mode by default through a method of changing software, the problem of resource waste caused by the fact that the hotspot is opened in a 5G frequency band in the prior art and works in an 802.11n mode by default is solved, meanwhile, under the condition that the hardware cost is not changed, the bandwidth of the hotspot is greatly improved, the problem that the requirements cannot be met in some current use scenes with high bandwidth requirements is solved, and most use scenes with high bandwidth requirements can be met.
Drawings
FIG. 1 is a flowchart illustrating steps of a configuration method of a 5G hot spot default mode based on an Android system according to the present invention;
FIG. 2 is a flowchart illustrating step S2 according to the present invention;
FIG. 3 is a flowchart illustrating step S4 according to the present invention;
fig. 4 is a flowchart illustrating step S5 according to the present invention.
Detailed Description
The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
Example one
As shown in fig. 1, the configuration method of the Android system-based 5G hotspot default mode includes the following steps:
step S1, presetting a WiFi module ID and a model corresponding to the WiFi module;
before the program is started, the WiFi module detection flow is automatically started when the product system is started, before the program is started, the ID of the WiFi module and the model corresponding to the WiFi module are preset in the WiFi module detection flow, in the step, the ID of all the existing applicable WiFi modules and the model corresponding to all the WiFi modules are preset in the program, and the ID of each WiFi module has the corresponding model, so that the model of the current WiFi module can be accurately matched in the subsequent process, and whether the current WiFi module supports the 5G frequency band or not is judged.
Step S2, matching the current WiFi module ID with a preset WiFi module ID;
data matching is the registration of data according to some internal relationship. When the system starts, the ID of the current WiFi module needs to be input first, after the ID of the current WiFi module is input, the ID of the current WiFi module and the preset ID of the WiFi module are subjected to data calibration and verification, and when the ID of the current WiFi module and the preset ID of the WiFi module can be aligned according to the pairing relationship, the current ID of the WiFi module and the preset ID of the WiFi module are proved to be paired one by one.
Further, in a preferred embodiment of the present application, as shown in fig. 2, step S2 specifically includes the following steps:
step S210, scanning a ue node;
further, scanning the ue node specifically includes the following steps:
and scanning the uevent nodes of all nodes under the/sys/bus/pci/devices directory and/sys/bus/usb/devices directory.
When the WiFi module detection process is started, the ue nodes of all nodes under the/sys/bus/pci/devices directory and the/sys/bus/usb/devices directory are scanned.
Step S220, reading the current WiFi module ID and the preset WiFi module ID under the uevent node;
in the step, the hardware ID in the uevent content and a plurality of WIFI module hardware ID values preset in the codes are read.
And step S230, matching the current WiFi module ID with a preset WiFi module ID through a standard function.
And matching the current WiFi module ID value with the preset WiFi module ID value through a standard function strcmp, and identifying the specific model of the current WiFi module by the aid of the step.
Step S3, presetting a WiFi module model supporting a 5G frequency band;
similarly to step S1, a WiFi module model supporting a 5G band is preset, in this step, before step S2, the WiFi module model supporting the 5G band may be matched with the WiFi module ID, and in step S1, the WiFi module model supporting the 5G band is preset; or after step S2, after the current WiFi module model is identified, the WiFi module model supporting the 5G frequency band is preset, and after the current WiFi module model is known, the WiFi module model supporting the 5G frequency band is matched with the preset WiFi module model supporting the 5G frequency band, and if the current WiFi module model can be in one-to-one correspondence with the preset WiFi module model supporting the 5G frequency band, it is proved that the current WiFi module model supports the 5G frequency band.
Step S4, identifying the current WiFi module type according to the current WiFi module ID;
during step S2, the program has already identified the current module ID by the preset WiFi module ID, and in step S1, the preset WiFi module ID corresponds to the model of the WiFi module, so that in this step, the model of the current WiFi module can be matched according to the current WiFi module ID identified in step S2.
Further, in a preferred embodiment of the present application, as shown in fig. 3, step S4 specifically includes the following steps:
step S410, judging whether the current WiFi module model supports a 5G frequency band;
the model supporting the 5G frequency band has been preset in step S3, and therefore in this step, the model of the current WiFi module needs to be matched with the preset WiFi module model supporting the 5G frequency band, if the current WiFi module model matches with the preset WiFi module model supporting the 5G frequency band, it indicates that the current WiFi module model supports the 5G frequency band, and if the current WiFi module model does not match with the preset WiFi module model supporting the 5G frequency band, it indicates that the current WiFi module model does not support the 5G frequency band.
Step S420, if the current WiFi module model does not support the 5G frequency band, according to the native processing logic of the Android system;
according to the native processing logic of the Android system, namely, a user opens the hot spot function through the 2.4G frequency band, and no additional parameter is added in the program.
And step S430, if the current WiFi module supports the 5G frequency band, changing parameters loaded by the WiFi drive.
In this embodiment, when the determination result is that the current WiFi module model supports the 5G frequency band, the value of sys. wlan. dual band is true, the parameter during WiFi drive loading is changed, and the rtw _ VHT _ enable =2 parameter is added, that is, the VHT (very-high through) mode of the drive enabling module, that is, the AC mode is passed.
Further, changing the parameters of the WiFi driver loading specifically includes the following steps:
rtw _ vht _ enable =2 parameter is added;
modifying the CreateHostapdConfig function of the hostapd program;
the open and close functionality of the control feature is added to the String returned by the function.
Further, in a preferred embodiment of the present application, the optimizing WiFi performance specifically includes the following steps:
the open and close functions that control the features are added to the String returned by the function.
And step S5, if the current WiFi module model supports the 5G frequency band, changing the parameters loaded by the WiFi drive.
The parameters for changing the loading of the WiFi driver comprise adding rtw _ vht _ enable =2 parameters, modifying a createHostapdConfig function of a hostapd _ manager. cpp file, and meanwhile, if the current WiFi module is detected to support a 5G frequency band, adding an optimization function of the characteristics of the WiFi module in String returned by the function.
The hostapd _ manager. cpp file is native code of android, and the CreateHostapdConfig function inside generates the configuration file/data/misc/wifi/hostapd.conf required by the hotspot function.
The configuration here is the configuration parameters related to the hot spot that the open source hostapd program run by Andorid needs to read when the hot spot is opened.
Further, in a preferred embodiment of the present application, as shown in fig. 4, step S5 specifically includes the following steps:
step S510, adding a VHT mode in a WiFi driving parameter;
in this step, the VHT (very-high throughput) mode of the module, i.e., the 802.11AC mode, is enabled by driving.
Step S520, modifying the function, and generating a configuration file required for starting the hotspot;
and step S530, optimizing the WiFi performance.
Adding a starting function and a closing function for controlling the characteristics of a WiFi module in native codes of an android system, wherein the starting of Wi-Fi MultiMedia mainly optimizes MultiMedia applications such as videos and audios in a wireless local area network; the HT40+ and other characteristics are enabled, and some optimization is made on the performance of the hot spot in accordance with the parameters of the open AC mode of section 4.
Further, in a preferred embodiment of the present application, the power-on function includes WiFi MultiMedia enabled.
Further, in a preferred embodiment of the present application, the hostapd program starts the 5G hotspot according to the read hotspot-related configuration parameter.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
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, 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 solution of the embodiment.
In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application may be substantially implemented or contributed to by the prior art, or all or part of the technical solution may be embodied in a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a read-only memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and the like.
Claims (5)
1. The configuration method of the 5G hot spot default mode based on the Android system is characterized by comprising the following steps:
presetting a WiFi module ID and a model corresponding to the WiFi module;
scanning the uevent nodes of all nodes under the/sys/bus/pci/devices directory and/sys/bus/usb/devices directory;
reading the current WiFi module ID and the preset WiFi module ID under the ue node;
matching the current WiFi module ID with a preset WiFi module ID through a standard function;
presetting a WiFi module model supporting a 5G frequency band;
identifying the current WiFi module type according to the current WiFi module ID;
if the current WiFi module model supports a 5G frequency band, a VHT mode is added to the WiFi driving parameters;
rtw _ vht _ enable =2 parameter is added;
modifying the CreateHostapdConfig function of the hostapd program;
adding the opening and closing functions of the control characteristics in String returned by the function;
modifying the function to generate a configuration file required for starting the hotspot;
WiFi performance is optimized.
2. The configuration method of the Android system-based 5G hotspot default mode as claimed in claim 1, wherein identifying a current WiFi module type according to a current WiFi module ID specifically comprises the following steps:
judging whether the current WiFi module model supports a 5G frequency band or not;
if the current WiFi module model does not support the 5G frequency band, according to the native processing logic of the Android system;
and if the current WiFi module model supports the 5G frequency band, changing the parameters loaded by the WiFi drive.
3. The configuration method of the Android system-based 5G hotspot default mode of claim 1, wherein WiFi performance is optimized, and the configuration method specifically comprises the following steps:
the open and close functions that control the features are added to the String returned by the function.
4. The Android system-based configuration method for the 5G hotspot default mode of claim 3, wherein the enabling function comprises WiFi MultiMedia enabled.
5. The Android system-based configuration method for the 5G hotspot default mode of claim 1, wherein the hostapd program starts a 5G hotspot according to the read configuration parameters related to the hotspot.
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