CN108964807B - System and method for testing WiFi signal strength of vehicle navigation - Google Patents
System and method for testing WiFi signal strength of vehicle navigation Download PDFInfo
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- CN108964807B CN108964807B CN201810695780.4A CN201810695780A CN108964807B CN 108964807 B CN108964807 B CN 108964807B CN 201810695780 A CN201810695780 A CN 201810695780A CN 108964807 B CN108964807 B CN 108964807B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/391—Modelling the propagation channel
- H04B17/3912—Simulation models, e.g. distribution of spectral power density or received signal strength indicator [RSSI] for a given geographic region
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Abstract
The invention relates to the technical field of vehicle navigation test, in particular to a test system and a method for vehicle navigation WiFi signal strength, which are used for testing a vehicle entertainment system with a WiFi module, wherein the WiFi module of the vehicle entertainment system can display the received WiFi signal strength; the test system comprises: the system comprises a Key component, a Key Manager component, a Message component and a Detection component; and the WiFi module of the vehicle-mounted entertainment system displays the signal intensity corresponding to the trigger event Message after receiving the trigger event Message sent by the Message component, and sends the display condition of the WiFi to the Detection component. The invention aims to provide a system and a method for testing the WiFi signal strength of vehicle navigation, and the technical scheme provided by the invention solves the technical problem that the WiFi signal strength cannot be accurately tested by the existing method for testing the WiFi signal strength of vehicle navigation.
Description
Technical Field
The invention relates to the technical field of vehicle navigation testing, in particular to a system and a method for testing the WiFi signal strength of vehicle navigation.
Background
With the rapid development of the times, people have stronger and stronger requirements on intelligent driving, and the traditional vehicle-mounted navigation entertainment system does not have the function of connecting a network. In recent years, the WiFi function of the car navigation entertainment system comes along, and the test for the WiFi function module also comes along.
When the WiFi of the vehicle-mounted navigation entertainment system is tested, whether the signal strength display of the vehicle-mounted navigation WiFi is accurate or not is difficult to test by controlling the signal strength of the wireless network transmitting terminal. In order to test the accuracy of signal strength display received by vehicle navigation, a currently adopted method is that mobile equipment such as a computer or a mobile phone is used for transmitting a WiFi hotspot, and the mobile equipment which transmits the WiFi hotspot is moved to different distances from a host of a vehicle navigation entertainment system, so as to simulate the signal strength of a wireless network transmitting end. And testing the accuracy of signal intensity display of the WiFi of the vehicle-mounted navigation entertainment system under different signal intensities. Due to various limitations of a testing environment and the like, a great error may exist when the mobile device is moved to different distances, and the strength of a signal is difficult to locate, so that the purpose of testing the WiFi signal strength display accuracy is difficult to achieve.
Disclosure of Invention
The invention aims to provide a system and a method for testing the WiFi signal strength of vehicle navigation, and the technical scheme provided by the invention solves the technical problem that the WiFi signal strength cannot be accurately tested by the existing method for testing the WiFi signal strength of vehicle navigation.
In order to solve the technical problem, the invention provides a test system for vehicle navigation WiFi signal strength on one hand, which is used for testing a vehicle entertainment system with a WiFi module, wherein the WiFi module of the vehicle entertainment system can display the received WiFi signal strength; the test system comprises:
the Key component comprises a manual trigger Key and is used for selecting the WiFi signal strength to be sent;
the Key Manager component is used for executing a triggering action responding to the Key component and generating a triggering event message;
the Message component is used for sending the trigger event Message generated by the Key Manager component to a WiFi module of the vehicle-mounted entertainment system; and the number of the first and second groups,
the Detection component is used for receiving the display condition sent from the WiFi module and comparing and judging whether the display condition is consistent with the WiFi strength corresponding to the trigger event message signal generated by the Key Manager component;
and the WiFi module of the vehicle-mounted entertainment system displays the signal intensity corresponding to the trigger event Message after receiving the trigger event Message sent by the Message component, and sends the display condition of the WiFi to the Detection component.
The Key component is used for selecting the WiFi signal strength to be sent; preferably, the WiFi signal strength includes a plurality of levels from low to high.
The Key component comprises a manual trigger Key used for selecting the WiFi signal strength to be sent; preferably, the Key has the Key Manager component activation function;
if the Key triggering is effective, activating the Key Manager component;
and if the key is not triggered effectively, the vehicle-mounted entertainment system displays the original WiFi signal intensity.
Based on the above test system, another aspect of the present invention further provides a test method, including the following steps:
s100, triggering an action to select the WiFi signal strength to be sent;
s200, executing a response trigger action and generating a trigger event message;
s300, sending the trigger event message to a WiFi module of the vehicle-mounted entertainment system;
s400, receiving the display condition sent from the WiFi module, and comparing and judging whether the display condition is consistent with the WiFi strength corresponding to the trigger event message signal.
In step S100, a trigger action selects a WiFi signal strength to be transmitted; preferably, the action is triggered through a Key component, and the strength of the WiFi signal to be transmitted is selected.
In step S200, a response trigger action is performed, and a trigger event message is generated; preferably, the triggering action responding to the Key component is executed by the Key Manager component, and a triggering event message is generated.
In step S300, sending the trigger event message to a WiFi module of the in-vehicle entertainment system; preferably, the Message component sends the trigger event Message generated by the Key Manager component to the WiFi module of the in-vehicle entertainment system.
In step S400, receiving a display condition sent from the WiFi module, and comparing and determining whether the display condition is consistent with a WiFi strength corresponding to the trigger event message signal; preferably, the Detection component receives the display condition sent from the WiFi module, and compares and judges whether the display condition is consistent with the WiFi strength corresponding to the trigger event message signal generated by the Key Manager component.
Preferably, after receiving the trigger event Message sent by the Message component, the WiFi module of the vehicle-mounted entertainment system displays the signal strength corresponding to the trigger event Message, and sends the display condition of the WiFi to the Detection component.
The invention realizes the simulation of the WiFi signal intensity, thereby effectively and accurately testing the signal intensity display of the WiFi module of the vehicle-mounted entertainment system, greatly improving the testing efficiency and reducing the testing cost.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present invention or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a block diagram of a test system according to an embodiment of the present invention;
FIG. 2 is a block diagram of a testing method according to an embodiment of the present invention;
FIG. 3 is a flowchart of a testing method according to an embodiment of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
When the WiFi of the vehicle-mounted navigation entertainment system is connected, whether the signal strength display of the vehicle-mounted navigation WiFi is accurate or not needs to be tested, the WiFi hotspot is transmitted by the mobile equipment in the currently adopted method, and the mobile equipment is moved to different distances away from a host of the vehicle-mounted navigation entertainment system so as to simulate the signal strength of a wireless network transmitting end, and the method has the defects that the moving distance of the mobile equipment has errors, so that the signal strength is difficult to accurately judge, and the normal output of a test result is influenced.
In order to solve the difficulty encountered by the testing method, a testing system matched with the testing method and used for the vehicle-mounted navigation WiFi signal intensity is derived, the simulated signal intensity can be more accurately positioned, and the method is simpler and more convenient than the manual testing method, so that the testing accuracy is greatly improved, and the working efficiency of testing personnel is improved. The embodiment provides a test system for vehicle navigation WiFi signal strength, which is used for testing a vehicle entertainment system with a WiFi module. The vehicle-mounted entertainment system in the figure is composed of a WiFi module and other modules, and the other modules can be temporarily omitted due to the fact that only the WiFi function is tested, and the WiFi module of the vehicle-mounted entertainment system can display the received WiFi signal strength.
Referring to fig. 1, the test system includes a Key component, a Key Manager component, a Message component and a Detection component, the Key Manager component and the Message component are connected in sequence, and a WiFi module of the vehicle-mounted entertainment system is connected with the Message component and the Detection component respectively.
Wherein:
and the Key component comprises a manual trigger Key for selecting the WiFi signal strength to be transmitted. The WiFi signal strength includes multiple levels from low to high, such as level 0 to level 4, where level 0 represents the weakest signal and level 4 represents the strongest signal.
And the Key Manager component is used for managing Key triggering events, namely executing triggering actions responding to the Key component and generating triggering event messages.
And the Message component is used for sending the trigger event Message generated by the Key Manager component to a WiFi module of the vehicle-mounted entertainment system.
And the Detection component is used for receiving the display condition sent from the WiFi module and comparing and judging whether the display condition is consistent with the WiFi strength corresponding to the trigger event message signal generated by the Key Manager component.
And the WiFi module of the vehicle-mounted entertainment system displays the signal intensity corresponding to the trigger event Message after receiving the trigger event Message sent by the Message component, and sends the display condition of the WiFi to the Detection component.
Referring to fig. 2-3, based on the above test system, another aspect of the present invention further provides a test method, including the following steps:
and S100, triggering the action to select the WiFi signal strength to be transmitted.
Specifically, the WiFi signal strength to be sent is selected through a Key component triggering action.
And S200, executing a response trigger action and generating a trigger event message.
Specifically, a trigger action of a response Key component is executed through a Key Manager component, and a trigger event message is generated. In this step, the Key in the Key component has a Key Manager component activation function: if the Key triggering is effective, activating a Key Manager component; and the key triggering is invalid, and the vehicle-mounted entertainment system displays the original WiFi signal intensity.
And S300, sending the trigger event message to a WiFi module of the vehicle-mounted entertainment system.
Specifically, a Message component sends a trigger event Message generated by a Key Manager component to a WiFi module of the vehicle-mounted entertainment system.
S400, receiving the display condition sent from the WiFi module, and comparing and judging whether the display condition is consistent with the WiFi strength corresponding to the trigger event message signal.
Specifically, the Detection component receives the display condition sent from the WiFi module, and compares and judges whether the display condition is consistent with the WiFi strength corresponding to the trigger event message signal generated by the Key Manager component.
The embodiment of the invention realizes the simulation of the WiFi signal intensity through the test system, thereby effectively and accurately testing the signal intensity display of the WiFi module of the vehicle-mounted entertainment system, greatly improving the test efficiency and reducing the test cost.
The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.
Claims (8)
1. The utility model provides a test system for vehicle navigation wiFi signal strength for whether the strong and weak demonstration of signal of the vehicle entertainment system wiFi that the test has the wiFi module is accurate, its characterized in that: the WiFi module of the vehicle-mounted entertainment system can display the received WiFi signal intensity; the test system comprises:
the Key component comprises a manual trigger Key and is used for selecting the WiFi signal strength to be sent;
the Key Manager component is used for executing a triggering action responding to the Key component and generating a triggering event message;
the Message component is used for sending the trigger event Message generated by the Key Manager component to a WiFi module of the vehicle-mounted entertainment system; and the number of the first and second groups,
the Detection component is used for receiving the display condition sent from the WiFi module and comparing and judging whether the display condition is consistent with the WiFi strength corresponding to the trigger event message signal generated by the Key Manager component;
the WiFi module of the vehicle-mounted entertainment system displays the signal intensity corresponding to the trigger event Message after receiving the trigger event Message sent by the Message component, and sends the display condition of the WiFi to the Detection component;
the test system is tested according to the following method:
the method comprises the following steps:
s100, triggering an action to select the WiFi signal strength to be sent;
s200, executing a response trigger action and generating a trigger event message;
s300, sending the trigger event message to a WiFi module of the vehicle-mounted entertainment system;
s400, receiving the display condition sent from the WiFi module, and comparing and judging whether the display condition is consistent with the WiFi strength corresponding to the trigger event message signal.
2. The testing system for vehicle navigation WiFi signal strength of claim 1, Key component to select WiFi signal strength to send; the method is characterized in that: the WiFi signal strength includes a plurality of levels from low to high.
3. The testing system for vehicle navigation WiFi signal strength of claim 2, the Key component includes a manual trigger button for selecting the WiFi signal strength to be transmitted; the method is characterized in that: the Key has the Key Manager component activation function;
if the Key triggering is effective, activating the Key Manager component;
and if the key is not triggered effectively, the vehicle-mounted entertainment system displays the original WiFi signal intensity.
4. The test system for vehicle navigation WiFi signal strength of claim 3, in step S100, a trigger action selects the WiFi signal strength to be transmitted; the method is characterized in that: and triggering action through a Key component, and selecting the WiFi signal strength to be sent.
5. The test system for vehicle navigation WiFi signal strength according to claim 4, wherein in step S200, a response trigger action is executed, and a trigger event message is generated; the method is characterized in that: and executing a triggering action responding to the Key component through the Key Manager component, and generating a triggering event message.
6. The test system for vehicle navigation WiFi signal strength of claim 5, in step S300, sending the trigger event message to a WiFi module of the vehicle entertainment system; the method is characterized in that: and sending the trigger event Message generated by the Key Manager component to a WiFi module of the vehicle-mounted entertainment system through a Message component.
7. The system for testing the WiFi signal strength for vehicle navigation according to claim 6, wherein in step S400, the display condition sent from the WiFi module is received, and whether the display condition is consistent with the WiFi strength corresponding to the trigger event message signal or not is judged by comparison; the method is characterized in that: and receiving the display condition sent from the WiFi module through a Detection component, and comparing and judging whether the display condition is consistent with the WiFi strength corresponding to the trigger event message signal generated by the Key Manager component.
8. The system for testing vehicle navigation WiFi signal strength of claim 7, wherein: and the WiFi module of the vehicle-mounted entertainment system displays the signal intensity corresponding to the trigger event Message after receiving the trigger event Message sent by the Message component, and sends the display condition of the WiFi to the Detection component.
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| CN110308006A (en) * | 2019-06-27 | 2019-10-08 | 芜湖宏景电子股份有限公司 | A kind of vehicle mounted guidance automated detection system |
| CN111131513B (en) * | 2019-12-31 | 2022-09-16 | 惠州市德赛西威汽车电子股份有限公司 | Vehicle-mounted multimedia connection T-BOX network function detection system and method |
| CN112003656A (en) * | 2020-07-03 | 2020-11-27 | 惠州市德赛西威汽车电子股份有限公司 | System and method for testing vehicle-mounted wireless communication terminal assembly product |
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