CN111114212A - Maintenance method and system of tire pressure monitoring intelligent antenna system - Google Patents
Maintenance method and system of tire pressure monitoring intelligent antenna system Download PDFInfo
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- CN111114212A CN111114212A CN201911320701.2A CN201911320701A CN111114212A CN 111114212 A CN111114212 A CN 111114212A CN 201911320701 A CN201911320701 A CN 201911320701A CN 111114212 A CN111114212 A CN 111114212A
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- test signal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/11—Monitoring; Testing of transmitters for calibration
- H04B17/12—Monitoring; Testing of transmitters for calibration of transmit antennas, e.g. of the amplitude or phase
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
- H04B17/16—Test equipment located at the transmitter
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
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- Measuring Fluid Pressure (AREA)
Abstract
A maintenance method and system for a tire pressure monitoring intelligent antenna system comprises the following steps: when the driving monitoring system detects that the vehicle is started, a broadcast instruction is sent to the vehicle controller, the vehicle controller broadcasts a test signal after receiving the broadcast instruction, the tire pressure monitoring intelligent antenna system monitors the test signal by using at least one preset antenna, and the antenna with the highest signal intensity value for monitoring the test signal is selected from the at least one antenna to be used as a target antenna for monitoring the tire pressure information of the vehicle. According to the embodiment of the invention, at least one antenna is arranged in the tire pressure monitoring intelligent antenna system, when the target antenna fails, the antenna with the highest signal strength value of the monitored test signal can be selected from at least one antenna preset in the tire pressure monitoring intelligent antenna system again to be used as the target antenna for monitoring the tire pressure information of the vehicle, so that a standby antenna can be used when the target antenna fails.
Description
Technical Field
The invention relates to the technical field of antennas, in particular to a method and a system for maintaining a tire pressure monitoring intelligent antenna system.
Background
Currently, data show that the proportion of car accidents caused by tire burst in malignant traffic accidents is very high, and the tire pressure insufficiency in all factors causing tire burst is the primary reason, so people pay more and more attention to tire pressure monitoring. However, the current tire pressure monitoring intelligent antenna system usually adopts a fixed antenna in the process of completing the tire pressure information monitoring, and when the adopted fixed antenna fails, the tire pressure monitoring intelligent antenna system cannot normally work, so that the current tire pressure monitoring intelligent antenna system has the problem of low reliability.
Disclosure of Invention
The embodiment of the invention discloses a method and a system for maintaining a tire pressure monitoring intelligent antenna system, which can improve the reliability of the tire pressure monitoring intelligent antenna system.
The embodiment of the invention discloses a maintenance method of a tire pressure monitoring intelligent antenna system in a first aspect, which comprises the following steps:
when the driving monitoring system detects that the vehicle is started, a broadcast instruction is sent to a vehicle controller;
the vehicle controller broadcasts a test signal when receiving the broadcast instruction;
the tire pressure monitoring intelligent antenna system monitors the test signal by utilizing at least one preset antenna, and selects a certain antenna from the at least one antenna as a target antenna; wherein the target antenna is an antenna of the at least one antenna for which the signal strength value of the test signal is highest;
the tire pressure monitoring intelligent antenna system transmits the monitored tire pressure information of the vehicle to the driving monitoring system by utilizing the target antenna for displaying.
As an optional implementation manner, in the first aspect of the embodiment of the present invention, after the tire pressure monitoring intelligent antenna system transmits the monitored vehicle tire pressure information to the driving monitoring system for display by using the target antenna, the method further includes:
the vehicle controller broadcasts the test signal at regular time according to preset interval time;
the tire pressure monitoring intelligent antenna system judges whether the signal strength value of the test signal monitored by the target antenna is within a normal strength value range, if not, the antenna which monitors the signal strength value of the test signal within the normal strength value range is selected from the at least one antenna as the target antenna;
when the tire pressure monitoring intelligent antenna system judges that the signal intensity value of the test signal monitored by the target antenna is within the normal intensity value range, the tire pressure monitoring intelligent antenna system judges whether the signal intensity value of the test signal monitored by the target antenna is the antenna with the highest signal intensity value of the test signal monitored by the at least one antenna, and if not, the antenna with the highest signal intensity value of the test signal monitored by the target antenna is selected from the at least one antenna as the target antenna.
As an optional implementation manner, in the first aspect of the embodiment of the present invention, after the tire pressure monitoring smart antenna system determines that the signal strength value of the test signal monitored by the target antenna is not within the normal strength value range, and before reselecting an antenna, which monitors the signal strength value of the test signal within the normal strength value range, from among the at least one antenna as the target antenna, the method further includes:
the tire pressure monitoring intelligent antenna system outputs an alarm prompt, and the alarm prompt is used for prompting the target antenna to have a fault.
As an optional implementation manner, in the first aspect of the embodiment of the present invention, after the driving monitoring system detects that the vehicle is started, and before the broadcast instruction is sent to the vehicle controller, the method further includes:
the driving monitoring system outputs inquiry information, and the inquiry information is used for inquiring whether the broadcasting instruction is allowed to be sent to the vehicle controller or not;
and when the driving monitoring system receives an allowing instruction returned by the user according to the inquiry message, the driving monitoring system executes the step of sending the broadcast instruction to the vehicle controller.
As an optional implementation manner, in the first aspect of this embodiment of the present invention, the method further includes:
when the driving monitoring system does not receive the permission instruction returned by the user according to the inquiry message within a preset time period, the driving monitoring system outputs a prompt message, wherein the prompt message is used for prompting the user to start a hot spot function of the mobile terminal;
the tire pressure monitoring intelligent antenna system monitors wireless signals sent by the hot spot function of the mobile terminal by using the at least one preset antenna, and selects one antenna with the highest signal intensity value for monitoring the wireless signals from the at least one antenna as the target antenna; and executing the step of sending the monitored vehicle tire pressure information to the driving monitoring system by using the target antenna for displaying.
The second aspect of the embodiment of the invention discloses a maintenance system of a tire pressure monitoring intelligent antenna system, which comprises a driving monitoring system, a vehicle controller and the tire pressure monitoring intelligent antenna system, wherein:
the driving monitoring system is used for sending a broadcast instruction to the vehicle controller when detecting that the vehicle is started;
the vehicle controller is used for broadcasting a test signal when receiving the broadcast instruction sent by the driving monitoring system;
the tire pressure monitoring intelligent antenna system is used for monitoring the test signal broadcasted by the vehicle controller by utilizing at least one preset antenna and selecting a certain antenna from the at least one antenna as a target antenna; wherein the target antenna is an antenna of the at least one antenna for which the signal strength value of the test signal is highest;
the tire pressure monitoring intelligent antenna system is also used for sending the monitored tire pressure information of the vehicle to the driving monitoring system by utilizing the target antenna for displaying.
As an optional implementation manner, in the second aspect of the embodiment of the present invention, the vehicle controller is further configured to broadcast the test signal periodically at preset intervals after the tire pressure monitoring intelligent antenna system transmits the monitored vehicle tire pressure information to the driving monitoring system for displaying by using the target antenna;
the tire pressure monitoring intelligent antenna system is further used for judging whether the signal intensity value of the test signal broadcasted by the vehicle controller monitored by the target antenna is within a normal intensity value range, if not, selecting one antenna, which monitors that the signal intensity value of the test signal is within the normal intensity value range, from the at least one antenna as the target antenna;
the tire pressure monitoring intelligent antenna system is further configured to, when it is determined that the signal strength value of the test signal broadcasted by the vehicle controller monitored by the target antenna is within the normal strength value range, determine whether the signal strength value of the test signal monitored by the target antenna is an antenna with the highest signal strength value of the test signal monitored by the at least one antenna, and if not, select the antenna with the highest signal strength value of the test signal monitored by the target antenna as the target antenna again.
As an optional implementation manner, in the second aspect of the embodiment of the present invention, the tire pressure monitoring smart antenna system is further configured to output an alarm prompt for prompting a failure of the target antenna before the tire pressure monitoring smart antenna system determines that the signal strength value of the test signal monitored by the target antenna is not within the normal strength value range and selects an antenna, of the at least one antenna, for which the signal strength value of the test signal is within the normal strength value range again as the target antenna.
As an optional implementation manner, in the second aspect of the embodiment of the present invention, the driving monitoring system is further configured to output query information after the driving monitoring system detects that the vehicle is started and before the broadcast instruction is sent to the vehicle controller, where the query information is used to query whether to allow sending of the broadcast instruction to the vehicle controller;
and the driving monitoring system is further used for executing the operation of sending the broadcast instruction to the vehicle controller when the driving monitoring system receives an allowable instruction returned by the user according to the inquiry message.
As an optional implementation manner, in the second aspect of the embodiment of the present invention, the driving monitoring system is further configured to output a prompt message when the driving monitoring system does not receive the permission instruction returned by the user according to the inquiry message within a preset time period, where the prompt message is used to prompt the user to start a hot spot function of the mobile terminal;
the tire pressure monitoring intelligent antenna system is further used for monitoring wireless signals sent by the hot spot function of the mobile terminal by using the at least one preset antenna, and selecting one antenna with the highest signal intensity value for monitoring the wireless signals from the at least one antenna as the target antenna; and executing the step of sending the monitored vehicle tire pressure information to the driving monitoring system by using the target antenna for displaying.
Compared with the prior art, the embodiment of the invention has the following beneficial effects:
in the embodiment of the invention, when the driving monitoring system detects that the vehicle is started, a broadcast instruction is sent to the vehicle controller, the vehicle controller broadcasts the test signal after receiving the broadcast instruction, the tire pressure monitoring intelligent antenna system monitors the test signal by using at least one preset antenna, and the antenna with the highest signal intensity value for monitoring the test signal is selected from the at least one antenna to be used as the target antenna for monitoring the tire pressure information of the vehicle. Therefore, by implementing the embodiment of the invention, at least one antenna is arranged in the tire pressure monitoring intelligent antenna system, and when the target antenna fails, the antenna with the highest signal intensity value of the monitored test signal can be selected from at least one antenna preset in the tire pressure monitoring intelligent antenna system to be used as the target antenna for monitoring the tire pressure information of the vehicle, so that the standby antenna can be used when the target antenna fails, the possibility of system breakdown caused by failure of one antenna is reduced, and the reliability of the tire pressure monitoring intelligent antenna system is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic flow chart illustrating a method for maintaining a tire pressure monitoring intelligent antenna system according to an embodiment of the present invention;
fig. 2 is a schematic flow chart illustrating another method for maintaining a tire pressure monitoring smart antenna system according to an embodiment of the present invention;
fig. 3 is a schematic flow chart illustrating another method for maintaining a tire pressure monitoring smart antenna system according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a maintenance system of a tire pressure monitoring smart antenna system according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
It is to be noted that the terms "comprises" and "comprising" and any variations thereof in the embodiments and drawings of the present invention are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
The embodiment of the invention discloses a method and a system for maintaining a tire pressure monitoring intelligent antenna system, which reduce the possibility of system breakdown caused by failure of a certain antenna and improve the reliability of the tire pressure monitoring intelligent antenna system. The following are detailed below.
Example one
Referring to fig. 1, fig. 1 is a schematic flow chart illustrating a method for maintaining a tire pressure monitoring smart antenna system according to an embodiment of the present invention. As shown in fig. 1, the method for maintaining a tire pressure monitoring smart antenna system may include the steps of:
101. and when the driving monitoring system detects that the vehicle is started, the broadcasting instruction is sent to the vehicle controller.
In the embodiment of the invention, the driving monitoring system detects the state of the vehicle by using the detection device, and sends a broadcast instruction to the vehicle controller when detecting that the vehicle is started or a person enters the vehicle, wherein the sending mode can include wireless transmission or wired transmission.
102. And the vehicle controller broadcasts the test signal when receiving the broadcast instruction.
In the embodiment of the present invention, when the vehicle controller receives the broadcast instruction, the test signal is broadcast, where the number of the broadcast test signals may be multiple or one, and the embodiment of the present invention is not limited. The broadcasting method may include sending a digital signal or sending an analog signal, and the embodiment of the present invention is not limited.
103. The tire pressure monitoring intelligent antenna system monitors the test signal by utilizing at least one preset antenna, and selects a certain antenna from the at least one antenna as a target antenna.
In an embodiment of the present invention, the target antenna is an antenna with the highest signal strength value, in which the test signal is monitored, among the at least one antenna.
In the embodiment of the invention, the tire pressure monitoring intelligent antenna system is provided with a plurality of antennas in advance, and in actual use, one antenna in the plurality of antennas can be selected for tire pressure monitoring. After the vehicle controller broadcasts the test signal, the plurality of antennas monitor the test signal, at this time, the tire pressure monitoring intelligent antenna system obtains the signal strength value of the plurality of antennas monitoring the test signal, and selects the antenna with the highest signal strength value as a target antenna, wherein the target antenna is used for monitoring the tire pressure. The process can select the antenna with the highest signal strength value from the plurality of antennas as the target antenna, so that the target antenna for monitoring the tire pressure is ensured to be the optimally selected antenna, the accuracy of tire pressure monitoring is improved, the possibility of system breakdown caused by the failure of the fixed antenna is reduced, and the reliability of the tire pressure monitoring intelligent antenna system is improved.
104. The tire pressure monitoring intelligent antenna system utilizes the target antenna to send the monitored tire pressure information of the vehicle to the driving monitoring system for displaying.
In the embodiment of the present invention, the display mode of the vehicle tire pressure information may be display on an instrument panel, and the embodiment of the present invention is not limited. The display form of the vehicle tire pressure information may be pointer type display or numerical type display, and the embodiment of the invention is not limited.
It can be seen that, when the driving monitoring system detects that the vehicle is started, the method for maintaining the tire pressure monitoring intelligent antenna system described in fig. 1 may be implemented to send a broadcast instruction to the vehicle controller, the vehicle controller broadcasts the test signal after receiving the broadcast instruction, the tire pressure monitoring intelligent antenna system monitors the test signal by using the preset multiple antennas, selects an antenna with the highest signal intensity value of the monitored test signal from the multiple antennas, and reselects the antenna with the highest signal intensity value of the monitored test signal from the multiple antennas as the target antenna at intervals. In the process, the antenna with the highest signal intensity value can be selected from the plurality of antennas as the target antenna, so that the accuracy of tire pressure monitoring is improved, the possibility of system breakdown caused by failure of the fixed antenna is reduced, and the reliability of the intelligent antenna system for tire pressure monitoring is improved.
Example two
Referring to fig. 2, fig. 2 is a schematic flow chart illustrating another method for maintaining a tire pressure monitoring smart antenna system according to an embodiment of the present invention. As shown in fig. 2, the method for maintaining the tire pressure monitoring smart antenna system may include the steps of:
201. and when the driving monitoring system detects that the vehicle is started, the broadcasting instruction is sent to the vehicle controller.
In the embodiment of the invention, the driving monitoring system detects the state of the vehicle by using the detection device, and sends a broadcast instruction to the vehicle controller when detecting that the vehicle is started or a person enters the vehicle, wherein the sending mode can include wireless transmission or wired transmission.
202. And the vehicle controller broadcasts the test signal when receiving the broadcast instruction.
In the embodiment of the present invention, when the vehicle controller receives the broadcast instruction, the test signal is broadcast, where the number of the broadcast test signals may be multiple or one, and the embodiment of the present invention is not limited. The broadcasting method may include sending a digital signal or sending an analog signal, and the embodiment of the present invention is not limited.
203. The tire pressure monitoring intelligent antenna system monitors the test signal by utilizing at least one preset antenna, and selects a certain antenna from the at least one antenna as a target antenna.
In an embodiment of the present invention, the target antenna is an antenna with the highest signal strength value, in which the test signal is monitored, among the at least one antenna.
In the embodiment of the invention, the tire pressure monitoring intelligent antenna system is provided with a plurality of antennas in advance, and in actual use, one antenna in the plurality of antennas can be selected for tire pressure monitoring. After the vehicle controller broadcasts the test signal, the plurality of antennas monitor the test signal, at this time, the tire pressure monitoring intelligent antenna system obtains the signal strength value of the plurality of antennas monitoring the test signal, and selects the antenna with the highest signal strength value as a target antenna, wherein the target antenna is used for monitoring the tire pressure. The process can select the antenna with the highest signal strength value from the plurality of antennas as the target antenna, so that the target antenna for monitoring the tire pressure is ensured to be the optimally selected antenna, the accuracy of tire pressure monitoring is improved, the possibility of system breakdown caused by the failure of the fixed antenna is reduced, and the reliability of the tire pressure monitoring intelligent antenna system is improved.
204. The tire pressure monitoring intelligent antenna system utilizes the target antenna to send the monitored tire pressure information of the vehicle to the driving monitoring system for displaying.
In the embodiment of the present invention, the display mode of the vehicle tire pressure information may be display on an instrument panel, and the embodiment of the present invention is not limited. The display form of the vehicle tire pressure information may be pointer type display or numerical type display, and the embodiment of the invention is not limited.
205. And the vehicle controller broadcasts the test signal at regular time according to a preset interval time.
In the embodiment of the present invention, the preset interval may be changed by a user, for example, when the preset interval is set to 5 seconds, the vehicle controller performs the step of broadcasting the test signal every 5 seconds.
206. The tire pressure monitoring intelligent antenna system judges whether the signal intensity value of the test signal monitored by the target antenna is within a normal intensity value range, if so, step 209 is executed; if not, step 207 to step 208 are executed.
In the embodiment of the present invention, when the target antenna may have a fault, it is determined whether the signal strength value of the test signal monitored by the target antenna is within the normal strength value range at intervals of a preset interval, when the signal strength value of the test signal monitored by the target antenna is determined to be within the normal strength value range, step 209 is executed, when the signal strength value of the test signal monitored by the target antenna is determined not to be within the normal strength value range, at this time, the target antenna has a fault, and step 207 to step 208 are executed.
207. The tire pressure monitoring intelligent antenna system outputs an alarm prompt.
In the embodiment of the invention, the alarm prompt is used for prompting the fault of the target antenna.
208. And the tire pressure monitoring intelligent antenna system selects one antenna, which monitors that the signal intensity value of the test signal is within the normal intensity value range, from at least one antenna as a target antenna.
In the embodiment of the invention, when the signal strength value of the test signal monitored by the target antenna is judged not to be in the normal strength value range, the target antenna is reselected to ensure that the tire pressure is monitored normally, and the reselected target antenna is one antenna with the signal strength value in the normal strength value range.
In the embodiment of the present invention, step 205 to step 208 are executed to detect the use condition of the target antenna at regular time, determine whether the target antenna fails, if the target antenna fails, replace the target antenna in time, and output an alarm prompt to prompt the failed antenna information, which is convenient for maintenance and improves user experience.
209. The tire pressure monitoring intelligent antenna system judges whether the signal intensity value of the target antenna monitoring the test signal is the antenna with the highest signal intensity value of the at least one antenna monitoring the test signal, if so, the process is ended, and if not, step 210 is executed.
In the embodiment of the present invention, when it is determined that the signal strength value of the test signal monitored by the target antenna is within the normal strength value range, in order to select an optimal antenna for tire pressure monitoring, it is further determined whether the signal strength value of the test signal monitored by the target antenna is an antenna with the highest signal strength value of the test signal monitored by the multiple antennas, if so, the process is ended, and if not, step 210 is executed.
210. And the tire pressure monitoring intelligent antenna system selects one antenna with the highest signal intensity value for monitoring the test signal from at least one antenna as a target antenna.
In the embodiment of the invention, when the signal intensity value of the test signal monitored by the target antenna is judged not to be the antenna with the highest signal intensity value of the test signal monitored by the plurality of antennas, the antenna with the highest signal intensity value of the test signal monitored by the target antenna is selected as the target antenna again, so that the optimal antenna is ensured to be used for completing the tire pressure monitoring.
In the embodiment of the present invention, the execution of steps 209 to 210 can detect whether the target antenna is the optimal selection of multiple antennas at regular time, and if not, the target antenna is reselected in time, which can improve the reliability of the antenna for monitoring the tire pressure, so that the result obtained by monitoring the tire pressure is more accurate.
It can be seen that, when the driving monitoring system detects that the vehicle is started, the method for maintaining the tire pressure monitoring intelligent antenna system described in fig. 2 may be implemented to send a broadcast instruction to the vehicle controller, the vehicle controller broadcasts the test signal after receiving the broadcast instruction, the tire pressure monitoring intelligent antenna system monitors the test signal by using the preset multiple antennas, selects an antenna with the highest signal intensity value of the monitored test signal from the multiple antennas, rebroadcasts the test signal at intervals, and determines whether the signal intensity value of the test signal monitored by the target antenna is within the normal intensity value range, if not, sends an alarm prompt and reselects the antenna with the signal intensity value within the normal intensity value range as the target antenna, and if the signal intensity value of the test signal monitored by the target antenna is within the normal intensity value range, further determines whether the signal intensity value of the test signal monitored by the target antenna is within the signal intensity value of the multiple antennas And if the antenna with the strongest signal strength value is not the antenna with the strongest signal strength value, reselecting the antenna with the strongest signal strength value from the plurality of antennas as the target antenna. In the process, the antenna with the highest signal intensity value can be selected from the plurality of antennas as the target antenna, so that the accuracy of tire pressure monitoring is improved, the possibility of system breakdown caused by failure of the fixed antenna is reduced, and the reliability of the intelligent antenna system for tire pressure monitoring is improved. And when the current target antenna is detected to be out of order at regular time, the alarm message is timely output so that the user can timely acquire the failure information, the maintenance is convenient, and the user experience is improved.
EXAMPLE III
Referring to fig. 3, fig. 3 is a schematic flow chart illustrating another method for maintaining a tire pressure monitoring smart antenna system according to an embodiment of the present invention. As shown in fig. 3, the method for maintaining the tire pressure monitoring smart antenna system may include the steps of:
301. the driving monitoring system detects whether the vehicle is started, if so, the steps 302 to 303 are executed, and if not, the process is ended.
In the embodiment of the invention, the driving monitoring system detects the state of the vehicle by using the detection device, and sends a broadcast instruction to the vehicle controller when detecting that the vehicle is started or a person enters the vehicle, wherein the sending mode can include wireless transmission or wired transmission.
302. The driving monitoring system outputs inquiry information, when receiving an allowing instruction returned by the user according to the inquiry information, the steps 303 to 306 are executed, and when the driving monitoring system does not receive the allowing instruction returned by the user according to the inquiry information within a preset time period, the steps 307 to 309 are executed.
In the embodiment of the present invention, the inquiry information is used to inquire whether transmission of a broadcast instruction to the vehicle controller is permitted.
In the embodiment of the invention, two methods for sending the test signal to carry out the test are provided, one is to broadcast the test signal by using the vehicle controller, and the other is to send the wireless signal by using the hot spot function of the mobile terminal. When the driving monitoring system receives the permission instruction returned by the user according to the inquiry message, adopting a method of broadcasting the test signal by using the vehicle controller, and executing the steps 303 to 306, and when the driving monitoring system does not receive the permission instruction returned by the user according to the inquiry message within a preset time period, adopting a method of sending a wireless signal by using a hot spot function of the mobile terminal, and executing the steps 307 to 309. The process can provide two schemes for sending the test signals for the user, reduces the possibility of system breakdown caused by the failure of the vehicle controller, and improves the stability of the tire pressure monitoring intelligent antenna system.
303. And the driving monitoring system sends a broadcast instruction to the vehicle controller.
In the embodiment of the invention, the broadcast instruction is used for controlling the vehicle controller to broadcast the test signal.
304. And the vehicle controller broadcasts the test signal when receiving the broadcast instruction.
In the embodiment of the present invention, when the vehicle controller receives the broadcast instruction, the test signal is broadcast, where the number of the broadcast test signals may be multiple or one, and the embodiment of the present invention is not limited. The broadcasting method may include sending a digital signal or sending an analog signal, and the embodiment of the present invention is not limited.
305. The tire pressure monitoring intelligent antenna system monitors the test signal by utilizing at least one preset antenna, and selects a certain antenna from the at least one antenna as a target antenna.
In an embodiment of the present invention, the target antenna is an antenna with the highest signal strength value, in which the test signal is monitored, among the at least one antenna.
In the embodiment of the invention, the tire pressure monitoring intelligent antenna system is provided with a plurality of antennas in advance, and in actual use, one antenna in the plurality of antennas can be selected for tire pressure monitoring. After the vehicle controller broadcasts the test signal, the plurality of antennas monitor the test signal, at this time, the tire pressure monitoring intelligent antenna system obtains the signal strength value of the plurality of antennas monitoring the test signal, and selects the antenna with the highest signal strength value as a target antenna, wherein the target antenna is used for monitoring the tire pressure. The process can select the antenna with the highest signal strength value from the plurality of antennas as the target antenna, so that the target antenna for monitoring the tire pressure is ensured to be the optimally selected antenna, the accuracy of tire pressure monitoring is improved, the possibility of system breakdown caused by the failure of the fixed antenna is reduced, and the reliability of the tire pressure monitoring intelligent antenna system is improved.
306. The tire pressure monitoring intelligent antenna system utilizes the target antenna to send the monitored tire pressure information of the vehicle to the driving monitoring system for displaying.
In the embodiment of the present invention, the display mode of the vehicle tire pressure information may be display on an instrument panel, and the embodiment of the present invention is not limited. The display form of the vehicle tire pressure information may be pointer type display or numerical type display, and the embodiment of the invention is not limited.
307. And the driving monitoring system outputs a prompt message.
In the embodiment of the invention, the prompt message is used for prompting the user to start the hot spot function of the mobile terminal.
As an optional implementation manner, the output manner of the driving monitoring system for outputting the prompt message may be:
the driving monitoring system sends a starting instruction to the display module;
and the display module pops up a dialog box on a display screen after receiving the starting instruction, wherein the content displayed on the dialog box is a hot spot function for asking a user to start the mobile terminal.
By implementing the implementation mode, the display module can be controlled to pop up a dialog box which asks the user to start the hot spot function of the mobile terminal, the man-machine interaction is improved, and the user can obtain better use experience.
308. The tire pressure monitoring intelligent antenna system monitors wireless signals sent by a hot spot function of the mobile terminal by using at least one preset antenna, and selects one antenna which monitors the highest signal intensity value of the wireless signals from the at least one antenna as a target antenna.
In the embodiment of the invention, the tire pressure monitoring intelligent antenna system is provided with a plurality of antennas in advance, and in actual use, one antenna in the plurality of antennas can be selected for tire pressure monitoring. After the mobile terminal starts the hot spot function, the mobile terminal sends out a wireless signal, the plurality of antennas monitor the wireless signal, at the moment, the tire pressure monitoring intelligent antenna system obtains the signal strength value of the plurality of antennas monitoring the wireless signal, and selects the antenna with the highest signal strength value as a target antenna, wherein the target antenna is used for monitoring the tire pressure.
309. The tire pressure monitoring intelligent antenna system transmits the monitored tire pressure information of the vehicle to the driving monitoring system by using the target antenna for displaying.
In the embodiment of the present invention, the display mode of the vehicle tire pressure information may be display on an instrument panel, and the embodiment of the present invention is not limited. The display form of the vehicle tire pressure information may be pointer type display or numerical type display, and the embodiment of the invention is not limited.
In the embodiment of the invention, the hot spot function of the mobile terminal can be utilized to send out the wireless signal by executing the steps 307 to 309, and the target antenna is selected according to the condition that the wireless signal is monitored by a plurality of antennas, so that the test signal does not need to be sent by the vehicle controller in the process, and the test signal can be used as an alternative test scheme when the vehicle controller cannot send the test signal, thereby further perfecting the maintenance of the tire pressure monitoring intelligent antenna system and improving the reliability of the maintenance.
It can be seen that, when the driving monitoring system detects that the vehicle is started, the method for maintaining the tire pressure monitoring intelligent antenna system described in fig. 3 may output inquiry information to inquire whether to allow sending a broadcast command to the vehicle controller, if so, send the broadcast command to the vehicle controller, the vehicle controller broadcasts a test signal after receiving the broadcast command, the tire pressure monitoring intelligent antenna system monitors the test signal by using a plurality of preset antennas, selects an antenna with the highest signal intensity value of the monitored test signal among the plurality of antennas, reselects the antenna with the highest signal intensity value of the monitored test signal among the plurality of antennas as a target antenna at intervals, and prompts a user to start a hot spot function of the mobile terminal if an allowed command returned by the user according to the inquiry message is not received within a preset time period, and detects by using a wireless signal sent by starting the hot spot function as the test signal, and detecting the antenna with the highest signal intensity value as a target antenna. In the process, the antenna with the highest signal intensity value can be selected from the plurality of antennas as the target antenna, so that the accuracy of tire pressure monitoring is improved, the possibility of system breakdown caused by failure of the fixed antenna is reduced, and the reliability of the intelligent antenna system for tire pressure monitoring is improved. In addition, the method for detecting the signal intensity value of the antenna by using the mobile terminal hot spot to send out the wireless signal is increased, and the possibility of system breakdown caused by the failure of the vehicle controller is reduced.
Example four
Referring to fig. 4, fig. 4 is a schematic structural diagram of a maintenance system of a tire pressure monitoring smart antenna system according to an embodiment of the present invention. As shown in fig. 4, the maintenance system of the tire pressure monitoring smart antenna system includes a driving monitoring system 401, a vehicle controller 402 and a tire pressure monitoring smart antenna system 403, wherein:
the driving monitoring system 401 is configured to send a broadcast instruction to the vehicle controller 402 when the vehicle is detected to be started.
And the vehicle controller 402 is configured to broadcast the test signal when receiving the broadcast instruction sent by the driving monitoring system 401.
A tire pressure monitoring smart antenna system 403 for monitoring a test signal broadcast by the vehicle controller 402 using a preset at least one antenna, and selecting a certain antenna from the at least one antenna as a target antenna; the target antenna is the antenna with the highest signal strength value, wherein the test signal is monitored by at least one antenna.
The tire pressure monitoring intelligent antenna system 403 is further configured to transmit the monitored tire pressure information of the vehicle to the driving monitoring system 401 by using the target antenna for displaying.
It can be seen that, in the maintenance system implementing the tire-pressure-monitoring intelligent antenna system described in fig. 4, when the driving monitoring system 401 detects that the vehicle is started, a broadcast instruction is sent to the vehicle controller 402, the vehicle controller 402 broadcasts the test signal after receiving the broadcast instruction, the tire-pressure-monitoring intelligent antenna system 403 monitors the test signal by using at least one preset antenna, selects an antenna with the highest signal strength value for monitoring the test signal from among the at least one antenna, and reselects the antenna with the highest signal strength value for monitoring the test signal from among the at least one antenna as the target antenna at intervals. In the process, the antenna with the highest signal strength value can be selected from at least one antenna as the target antenna, so that the accuracy of tire pressure monitoring is improved, the possibility of system breakdown caused by failure of the fixed antenna is reduced, and the reliability of the tire pressure monitoring intelligent antenna system 403 is improved.
As an alternative embodiment, in the maintenance system of the tire pressure monitoring smart antenna system shown in fig. 4:
the vehicle controller 402 is further configured to broadcast the test signal at regular time intervals according to preset time intervals after the tire pressure monitoring intelligent antenna system 403 transmits the monitored tire pressure information of the vehicle to the driving monitoring system 401 by using the target antenna for displaying.
The tire pressure monitoring smart antenna system 403 is further configured to determine whether the signal strength value of the test signal, which is broadcast by the vehicle controller 402 and monitored by the target antenna, is within a normal strength value range, and if not, select a certain antenna, which monitors that the signal strength value of the test signal is within the normal strength value range, as the target antenna from the at least one antenna again.
The tire pressure monitoring smart antenna system 403 is further configured to, when it is determined that the signal strength value of the test signal broadcasted by the vehicle controller 402 monitored by the target antenna is within the normal strength value range, determine whether the signal strength value of the test signal monitored by the target antenna is an antenna with the highest signal strength value of the test signal monitored by at least one antenna, and if not, select a certain antenna with the highest signal strength value of the test signal monitored by the target antenna as the target antenna again.
The tire pressure monitoring smart antenna system 403 is further configured to output an alarm prompt after the tire pressure monitoring smart antenna system 403 determines that the signal strength value of the test signal monitored by the target antenna is not within the normal strength value range, and before a certain antenna in which the signal strength value of the test signal is within the normal strength value range is selected as the target antenna again from at least one antenna, where the alarm prompt is used to prompt a failure of the target antenna.
It can be seen that, in the maintenance system implementing the tire pressure monitoring intelligent antenna system described in fig. 4, the vehicle controller 402 may be further used to send out a test signal at regular time, the tire pressure monitoring intelligent antenna system 403 determines whether the test signal monitored by the target antenna is within the normal signal intensity value range, and if not, sends out an alarm prompt and switches to an antenna in which the detected test signal is within the normal signal intensity value range.
As an alternative embodiment, in the maintenance system of the tire pressure monitoring smart antenna system shown in fig. 4:
the driving monitoring system 401 is further configured to output query information after the driving monitoring system 401 detects that the vehicle is started and before the broadcast instruction is sent to the vehicle controller 402, where the query information is used to query whether to allow the broadcast instruction to be sent to the vehicle controller 402.
And the driving monitoring system 401 executes an operation of sending the broadcast instruction to the vehicle controller 402 when the driving monitoring system 401 receives the permission instruction returned by the user according to the inquiry message.
The driving monitoring system 401 is further configured to output a prompt message when the driving monitoring system 401 does not receive an allowing instruction returned by the user according to the inquiry message within a preset time period, where the prompt message is used to prompt the user to start a hot spot function of the mobile terminal.
The tire pressure monitoring intelligent antenna system 403 is further configured to monitor a wireless signal sent by a hot spot function of the mobile terminal by using at least one preset antenna, and select, from the at least one antenna, an antenna with a highest signal strength value for monitoring the wireless signal as a target antenna; and a step of transmitting the monitored vehicle tire pressure information to the driving monitoring system 401 by using the target antenna for displaying is performed.
It can be seen that, the maintenance system implementing the tire pressure monitoring intelligent antenna system described in fig. 4 may also increase the way of sending wireless signals by using the hot spot of the mobile terminal to detect the signal strength value of the antenna, and reduce the possibility of system breakdown caused by the failure of the vehicle controller 402.
It can be seen that the maintenance system implementing the tire pressure monitoring intelligent antenna system described in fig. 4 can select the antenna with the highest signal strength value among the plurality of antennas as the target antenna, thereby improving the accuracy of tire pressure monitoring, reducing the possibility of system breakdown caused by failure of the fixed antenna, and improving the reliability of the tire pressure monitoring intelligent antenna system 403. In addition, the vehicle controller 402 can be used for sending out a test signal at regular time, the tire pressure monitoring intelligent antenna system 403 judges whether the test signal monitored by the target antenna is within a normal signal intensity value range, if not, an alarm prompt is sent out and the detected test signal is switched to the antenna within the normal signal intensity value range, and the process can judge whether the target antenna fails at regular time, and alarm information is output in time so that a user can obtain fault information in time, maintenance is facilitated, and user experience is improved. In addition, the maintenance system for implementing the tire pressure monitoring intelligent antenna system described in fig. 4 can also increase the way of sending wireless signals by using the hot spot of the mobile terminal to detect the signal strength value of the antenna, and reduce the possibility of system breakdown caused by the failure of the vehicle controller 402.
It will be understood by those skilled in the art that all or part of the steps in the methods of the embodiments described above may be implemented by instructions associated with a program, which may be stored in a computer-readable storage medium, where the storage medium includes Read-Only Memory (ROM), Random Access Memory (RAM), Programmable Read-Only Memory (PROM), Erasable Programmable Read-Only Memory (EPROM), One-time Programmable Read-Only Memory (OTPROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), compact disc-Read-Only Memory (CD-ROM), or other Memory, magnetic disk, magnetic tape, or magnetic tape, Or any other medium which can be used to carry or store data and which can be read by a computer.
The maintenance method and the maintenance system of the tire pressure monitoring intelligent antenna system disclosed by the embodiment of the invention are described in detail, specific examples are applied in the description to explain the principle and the implementation mode of the invention, and the description of the embodiments is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A method for maintaining a tire pressure monitoring intelligent antenna system, comprising:
when the driving monitoring system detects that the vehicle is started, a broadcast instruction is sent to a vehicle controller;
the vehicle controller broadcasts a test signal when receiving the broadcast instruction;
the tire pressure monitoring intelligent antenna system monitors the test signal by utilizing at least one preset antenna, and selects a certain antenna from the at least one antenna as a target antenna; wherein the target antenna is an antenna of the at least one antenna for which the signal strength value of the test signal is highest;
the tire pressure monitoring intelligent antenna system transmits the monitored tire pressure information of the vehicle to the driving monitoring system by utilizing the target antenna for displaying.
2. The method of claim 1, wherein after the tire pressure monitoring smart antenna system transmits the monitored vehicle tire pressure information to the driving monitoring system for display using the target antenna, the method further comprises:
the vehicle controller broadcasts the test signal at regular time according to preset interval time;
the tire pressure monitoring intelligent antenna system judges whether the signal strength value of the test signal monitored by the target antenna is within a normal strength value range, if not, the antenna which monitors the signal strength value of the test signal within the normal strength value range is selected from the at least one antenna as the target antenna;
when the tire pressure monitoring intelligent antenna system judges that the signal intensity value of the test signal monitored by the target antenna is within the normal intensity value range, the tire pressure monitoring intelligent antenna system judges whether the signal intensity value of the test signal monitored by the target antenna is the antenna with the highest signal intensity value of the test signal monitored by the at least one antenna, and if not, the antenna with the highest signal intensity value of the test signal monitored by the target antenna is selected from the at least one antenna as the target antenna.
3. The method as claimed in claim 2, wherein after the tire pressure monitoring smart antenna system determines that the signal strength value of the test signal monitored by the target antenna is not within the normal strength value range, and before re-selecting an antenna of the at least one antenna having the signal strength value of the test signal within the normal strength value range as the target antenna, the method further comprises:
the tire pressure monitoring intelligent antenna system outputs an alarm prompt, and the alarm prompt is used for prompting the target antenna to have a fault.
4. The method of claim 1, wherein after the vehicle start is detected by the traffic monitoring system and before the broadcast instruction is sent to the vehicle controller, the method further comprises:
the driving monitoring system outputs inquiry information, and the inquiry information is used for inquiring whether the broadcasting instruction is allowed to be sent to the vehicle controller or not;
and when the driving monitoring system receives an allowing instruction returned by the user according to the inquiry message, the driving monitoring system executes the step of sending the broadcast instruction to the vehicle controller.
5. The method of claim 4, further comprising:
when the driving monitoring system does not receive the permission instruction returned by the user according to the inquiry message within a preset time period, the driving monitoring system outputs a prompt message, wherein the prompt message is used for prompting the user to start a hot spot function of the mobile terminal;
the tire pressure monitoring intelligent antenna system monitors wireless signals sent by the hot spot function of the mobile terminal by using the at least one preset antenna, and selects one antenna with the highest signal intensity value for monitoring the wireless signals from the at least one antenna as the target antenna; and executing the step of sending the monitored vehicle tire pressure information to the driving monitoring system by using the target antenna for displaying.
6. A maintenance system of a tire pressure monitoring intelligent antenna system, characterized in that the system comprises a driving monitoring system, a vehicle controller and a tire pressure monitoring intelligent antenna system, wherein:
the driving monitoring system is used for sending a broadcast instruction to the vehicle controller when detecting that the vehicle is started;
the vehicle controller is used for broadcasting a test signal when receiving the broadcast instruction sent by the driving monitoring system;
the tire pressure monitoring intelligent antenna system is used for monitoring the test signal broadcasted by the vehicle controller by utilizing at least one preset antenna and selecting a certain antenna from the at least one antenna as a target antenna; wherein the target antenna is an antenna of the at least one antenna for which the signal strength value of the test signal is highest;
the tire pressure monitoring intelligent antenna system is also used for sending the monitored tire pressure information of the vehicle to the driving monitoring system by utilizing the target antenna for displaying.
7. The system of claim 6, wherein:
the vehicle controller is further configured to broadcast the test signal at regular time according to a preset interval time after the tire pressure monitoring intelligent antenna system transmits the monitored vehicle tire pressure information to the driving monitoring system for display by using the target antenna;
the tire pressure monitoring intelligent antenna system is further used for judging whether the signal intensity value of the test signal broadcasted by the vehicle controller monitored by the target antenna is within a normal intensity value range, if not, selecting one antenna, which monitors that the signal intensity value of the test signal is within the normal intensity value range, from the at least one antenna as the target antenna;
the tire pressure monitoring intelligent antenna system is further configured to, when it is determined that the signal strength value of the test signal broadcasted by the vehicle controller monitored by the target antenna is within the normal strength value range, determine whether the signal strength value of the test signal monitored by the target antenna is an antenna with the highest signal strength value of the test signal monitored by the at least one antenna, and if not, select the antenna with the highest signal strength value of the test signal monitored by the target antenna as the target antenna again.
8. The system of claim 7, wherein:
the tire pressure monitoring intelligent antenna system is further configured to output an alarm prompt after the tire pressure monitoring intelligent antenna system determines that the signal strength value of the test signal monitored by the target antenna is not within the normal strength value range, and before a certain antenna, which monitors that the signal strength value of the test signal is within the normal strength value range, is selected from the at least one antenna as the target antenna, wherein the alarm prompt is used for prompting the target antenna to have a fault.
9. The system of claim 6, wherein:
the driving monitoring system is further configured to output query information after the driving monitoring system detects that the vehicle is started and before the broadcast instruction is sent to the vehicle controller, where the query information is used to query whether the broadcast instruction is allowed to be sent to the vehicle controller;
and the driving monitoring system is further used for executing the operation of sending the broadcast instruction to the vehicle controller when the driving monitoring system receives an allowable instruction returned by the user according to the inquiry message.
10. A computer-readable storage medium, characterized in that it stores a computer program which, when executed by hardware, is able to implement the method of any one of claims 1 to 5.
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| CN201911320701.2A CN111114212B (en) | 2017-08-24 | 2017-08-24 | Maintenance method and system of tire pressure monitoring intelligent antenna system |
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| CN201911320701.2A CN111114212B (en) | 2017-08-24 | 2017-08-24 | Maintenance method and system of tire pressure monitoring intelligent antenna system |
| CN201710733157.9A CN107590978B (en) | 2017-08-24 | 2017-08-24 | Maintenance method and system of tire pressure monitoring intelligent antenna system |
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| CN111262964B (en) * | 2018-11-30 | 2021-03-30 | Oppo广东移动通信有限公司 | Split type mobile terminal, data transmission method and computer readable storage medium |
| CN112009422B (en) * | 2019-05-31 | 2022-06-28 | 长城汽车股份有限公司 | Antenna system of PEPS system, key searching method, PEPS system and vehicle |
| CN115447323B (en) * | 2022-09-14 | 2023-07-07 | 东风柳州汽车有限公司 | Tire pressure monitoring receiver testing method and system |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111114212B (en) | 2022-04-22 |
| CN107590978A (en) | 2018-01-16 |
| CN107590978B (en) | 2020-01-24 |
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