CN107590978A - A kind of maintaining method and system of tire pressure monitoring smart-antenna system - Google Patents
A kind of maintaining method and system of tire pressure monitoring smart-antenna system Download PDFInfo
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- CN107590978A CN107590978A CN201710733157.9A CN201710733157A CN107590978A CN 107590978 A CN107590978 A CN 107590978A CN 201710733157 A CN201710733157 A CN 201710733157A CN 107590978 A CN107590978 A CN 107590978A
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- China
- Prior art keywords
- antenna
- tire pressure
- signal
- pressure monitoring
- test signal
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Classifications
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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
-
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
-
- 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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
A kind of maintaining method and system of tire pressure monitoring smart-antenna system, including：When driving monitoring system detects vehicle launch, broadcasting instructions are sent to vehicle control device, vehicle control device on-air testing signal after broadcasting instructions are received, tire pressure monitoring smart-antenna system utilizes default at least one antenna monitoring and test signal, and selection monitors that the signal strength values highest antenna of test signal monitors vehicle tire pressure as target antenna at least one antenna.Implement the embodiment of the present invention, at least one antenna is provided with tire pressure monitoring smart-antenna system, when target antenna breaks down, again it can select to monitor that the signal strength values highest antenna of test signal monitors vehicle tire pressure as target antenna in the default at least one antenna of tire pressure monitoring smart-antenna system, emergency antenna can be so used when target antenna breaks down, therefore reduce when a certain antenna is out of order so as to cause the possibility that the situation of system crash occurs, improve the reliability of tire pressure monitoring smart-antenna system.
Description
Technical field
The present invention relates to antenna technical field, more particularly to a kind of maintaining method of tire pressure monitoring smart-antenna system and
System.
Background technology
Currently, there is data to suggest that, traffic accident ratio shared in pernicious traffic accident is very high caused by blowing out, and institute
It is first cause to have tire pressure deficiency in the factor that can cause to blow out, and therefore, people increasingly pay attention to for tire pressure monitoring.But
Current tire pressure monitoring smart-antenna system, often using fixed antenna, works as institute during tire pressure monitoring is completed
When the antenna of the fixation of use breaks down, tire pressure monitoring smart-antenna system can not realize normal work, it is seen then that current
The problem of reliability is low be present in tire pressure monitoring smart-antenna system.
The content of the invention
The embodiment of the invention discloses a kind of maintaining method and system of tire pressure monitoring smart-antenna system, it is possible to increase
The reliability of tire pressure monitoring smart-antenna system.
First aspect of the embodiment of the present invention discloses a kind of maintaining method of tire pressure monitoring smart-antenna system, the side
Method includes：
When driving monitoring system detects vehicle launch, broadcasting instructions are sent to vehicle control device；
The vehicle control device is when receiving the broadcasting instructions, on-air testing signal；
Tire pressure monitoring smart-antenna system monitors the test signal using default at least one antenna, and from described
A certain antenna is selected at least one antenna as target antenna；Wherein, the target antenna is at least one antenna
Monitor the signal strength values highest antenna of the test signal；
The tire pressure monitoring smart-antenna system is sent the vehicle tyre pressure information monitored using the target antenna
Shown to the driving monitoring system.
As an alternative embodiment, in first aspect of the embodiment of the present invention, it is intelligent in the tire pressure monitoring
The vehicle tyre pressure information monitored is sent to the driving monitoring system using the target antenna and carried out by antenna system
After display, methods described also includes：
The vehicle control device is according to test signal described in preset interval time fixed time broadcast；
The tire pressure monitoring smart-antenna system judges that the target antenna monitors that the signal of the test signal is strong
Whether angle value is in the range of normal intensity value, if it is not, then described in selection monitors at least one antenna again
The a certain antenna that the signal strength values of test signal are in the range of the normal intensity value is as the target antenna；
When the tire pressure monitoring smart-antenna system judges that the target antenna monitors the letter of the test signal
When number intensity level is in the range of the normal intensity value, the tire pressure monitoring smart-antenna system judges the target antenna
Whether the signal strength values for monitoring the test signal are the letter that the test signal is monitored at least one antenna
Number intensity level highest antenna, if it is not, then selection monitors the test signal at least one antenna again
The a certain antenna of signal strength values highest is as the target antenna.
As an alternative embodiment, in first aspect of the embodiment of the present invention, it is intelligent in the tire pressure monitoring
Antenna system judges that the target antenna monitors that the signal strength values of the test signal are not in the normal intensity value
In the range of after, and again at least one antenna selection monitor that the signal strength values of the test signal are in
Before a certain antenna in the range of the normal intensity value is as the target antenna, methods described also includes：
The tire pressure monitoring smart-antenna system exports alarm sounds, and the alarm sounds are used to prompt the target day
Line failure.
As an alternative embodiment, in first aspect of the embodiment of the present invention, examined in the driving monitoring system
After measuring the vehicle launch, and before the broadcasting instructions are sent to the vehicle control device, methods described is also wrapped
Include：
The driving monitoring system exports inquiry message, and the inquiry message is used to ask whether to allow to the vehicle control
Device processed sends the broadcasting instructions；
When the driving monitoring system receives user when allowing instruction of message return, the driving are inquired according to described
Monitoring system performs the step of transmission broadcasting instructions to the vehicle control device.
As an alternative embodiment, in first aspect of the embodiment of the present invention, methods described also includes：
When the driving monitoring system does not receive institute of the user according to the inquiry message return in preset time period
State when allowing instruction, the driving monitoring system exports prompting message, the prompting message be used to prompting user open it is mobile eventually
The focus function at end；
The tire pressure monitoring smart-antenna system monitors the mobile terminal using default at least one antenna
The wireless signal that sends of the focus function, and selection monitors the letter of the wireless signal from least one antenna
Number a certain antenna of intensity level highest is as the target antenna；And the execution utilization target antenna will monitor
The vehicle tyre pressure information be sent to the step of driving monitoring system is shown.
Second aspect of the embodiment of the present invention discloses a kind of maintenance system of tire pressure monitoring smart-antenna system, the system
System includes driving monitoring system, vehicle control device and tire pressure monitoring smart-antenna system, wherein：
The driving monitoring system, for when detecting vehicle launch, broadcasting instructions to be sent to the vehicle control device；
The vehicle control device, for when receiving the broadcasting instructions that the driving monitoring system is sent, broadcasting
Test signal；
The tire pressure monitoring smart-antenna system, for monitoring the wagon control using default at least one antenna
The test signal of device broadcast, and a certain antenna is selected as target antenna from least one antenna；Wherein, it is described
Target antenna is the signal strength values highest antenna that the test signal is monitored at least one antenna；
The tire pressure monitoring smart-antenna system, it is additionally operable to believe the vehicle tyre pressure monitored using the target antenna
Breath is sent to the driving monitoring system and shown.
As an alternative embodiment, in second aspect of the embodiment of the present invention, the vehicle control device, it is additionally operable to
The vehicle tyre pressure information monitored is sent to using the target antenna in the tire pressure monitoring smart-antenna system
After the driving monitoring system is shown, according to test signal described in preset interval time fixed time broadcast；
The tire pressure monitoring smart-antenna system, it is additionally operable to judge that the target antenna monitors the vehicle control device
The signal strength values of the test signal of broadcast whether in the range of the normal intensity value, if it is not, then again it is described extremely
Selection monitors that the signal strength values of the test signal are in a certain in the range of the normal intensity value in a few antenna
Antenna is as the target antenna；
The tire pressure monitoring smart-antenna system, it is additionally operable to work as and judges that the target antenna monitors the vehicle control
When the signal strength values of the test signal of device broadcast processed are in the range of the normal intensity value, the target antenna is judged
Whether the signal strength values for monitoring the test signal are the letter that the test signal is monitored at least one antenna
Number intensity level highest antenna, if it is not, then selection monitors the test signal at least one antenna again
The a certain antenna of signal strength values highest is as the target antenna.
As an alternative embodiment, in second aspect of the embodiment of the present invention, the intelligent day of tire pressure monitoring
Linear system is united, and is additionally operable to judge that the target antenna monitors the test signal in the tire pressure monitoring smart-antenna system
Signal strength values be not in the range of the normal intensity value after, and again at least one antenna select prison
A certain antenna that the signal strength values of the test signal are in the range of the normal intensity value is measured as the target day
Before line, alarm sounds are exported, the alarm sounds are used to prompt the target antenna failure.
As an alternative embodiment, in second aspect of the embodiment of the present invention, the driving monitoring system, also use
After the vehicle launch is detected in the driving monitoring system, and the broadcast is being sent to the vehicle control device
Before instruction, inquiry message is exported, the inquiry message is used to ask whether that permission is described wide to vehicle control device transmission
Broadcast instruction；
The driving monitoring system, it is additionally operable to be returned according to the inquiry message when the driving monitoring system receives user
Return when allowing instruction, perform the operation that the broadcasting instructions are sent to the vehicle control device.
As an alternative embodiment, in second aspect of the embodiment of the present invention, the driving monitoring system, also use
In when the driving monitoring system do not received in preset time period user according to it is described inquiry message return the permission
During instruction, prompting message is exported, the prompting message is used for the focus function of prompting user to open mobile terminal；
The tire pressure monitoring smart-antenna system, it is additionally operable to monitor the shifting using default at least one antenna
The wireless signal that the focus function of dynamic terminal is sent, and selection monitors the wireless communication from least one antenna
Number a certain antenna of signal strength values highest as the target antenna；And the execution utilization target antenna will
The vehicle tyre pressure information monitored is sent to the step of driving monitoring system is shown.
Compared with prior art, the embodiment of the present invention has the advantages that：
In the embodiment of the present invention, when driving monitoring system detects vehicle launch, send broadcast to vehicle control device and refer to
Order, vehicle control device on-air testing signal after broadcasting instructions are received, tire pressure monitoring smart-antenna system utilize default
At least one antenna monitoring and test signal, and selection monitors the signal strength values of test signal most at least one antenna
High antenna monitors vehicle tire pressure as target antenna.It can be seen that implement the embodiment of the present invention, in the intelligent day of tire pressure monitoring
At least one antenna is provided with linear system system, can be again in tire pressure monitoring smart-antenna system when target antenna breaks down
Selection monitors that the signal strength values highest antenna of test signal monitors as target antenna in default at least one antenna
Vehicle tyre pressure information, emergency antenna can be so used when target antenna breaks down, therefore reduced when a certain antenna goes out
So as to cause the possibility that the situation of system crash occurs during failure, the reliable of tire pressure monitoring smart-antenna system is improved
Property.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, it will use below required in embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is a kind of flow signal of maintaining method of tire pressure monitoring smart-antenna system disclosed in the embodiment of the present invention
Figure；
Fig. 2 is that the flow of the maintaining method of another tire pressure monitoring smart-antenna system disclosed in the embodiment of the present invention is shown
It is intended to；
Fig. 3 is that the flow of the maintaining method of another tire pressure monitoring smart-antenna system disclosed in the embodiment of the present invention is shown
It is intended to；
Fig. 4 is a kind of structural representation of the maintenance system of tire pressure monitoring smart-antenna system disclosed in the embodiment of the present invention
Figure.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, belongs to the scope of protection of the invention.
It should be noted that term " comprising " and " having " and their any changes in the embodiment of the present invention and accompanying drawing
Shape, it is intended that cover non-exclusive include.Such as contain the process of series of steps or unit, method, system, product or
The step of equipment is not limited to list or unit, but alternatively also include the step of not listing or unit, or it is optional
Ground is also included for the intrinsic other steps of these processes, method, product or equipment or unit.
The embodiment of the present invention discloses a kind of maintaining method and system of tire pressure monitoring smart-antenna system, reduces a certain
Antenna is out of order so as to cause the possibility that the situation of system crash occurs, and improve tire pressure monitoring smart-antenna system can
By property.It is described in detail individually below.
Embodiment one
Referring to Fig. 1, Fig. 1 is a kind of maintaining method of tire pressure monitoring smart-antenna system disclosed in the embodiment of the present invention
Schematic flow sheet.As shown in figure 1, the maintaining method of the tire pressure monitoring smart-antenna system may comprise steps of：
101st, when driving monitoring system detects vehicle launch, broadcasting instructions are sent to vehicle control device.
In the embodiment of the present invention, driving monitoring system using detection means detection vehicle state, when detecting that vehicle opens
When dynamic or someone enters vehicle, broadcasting instructions are sent to vehicle control device, wherein, sending method can including being wirelessly transferred or
Person's wire transmission, the embodiment of the present invention do not limit, and broadcasting instructions are used to control vehicle control device on-air testing signal.
102nd, vehicle control device is when receiving above-mentioned broadcasting instructions, on-air testing signal.
In the embodiment of the present invention, when vehicle control device receives above-mentioned broadcasting instructions, on-air testing signal, wherein, extensively
The test signal broadcast can be multiple or one, and the embodiment of the present invention does not limit.Broadcast mode can include sending numeral letter
Number or send analog signal, the embodiment of the present invention do not limit.
103rd, tire pressure monitoring smart-antenna system monitors above-mentioned test signal using default at least one antenna, and from
A certain antenna is selected at least one antenna as target antenna.
In the embodiment of the present invention, target antenna is the signal strength values that above-mentioned test signal is monitored at least one antenna
Highest antenna.
In the embodiment of the present invention, tire pressure monitoring smart-antenna system presets multiple antennas, in actual use, Ke Yixuan
The a certain antenna in multiple antennas is taken to carry out tire pressure monitoring.After vehicle control device on-air testing signal, above-mentioned multiple antennas
Above-mentioned test signal is monitored, now, tire pressure monitoring smart-antenna system obtains above-mentioned multiple antennas and monitors above-mentioned test letter
Number signal strength values, and select above-mentioned signal strength values highest antenna as target antenna, wherein, target antenna is used to supervise
Control tire pressure.This process can choose signal strength values highest antenna as target antenna in multiple antennas, ensure that use
In the antenna that the target antenna of monitoring tire pressure is optimal selection, the accuracy rate of tire pressure monitoring is improved, fixed antenna is reduced and goes out
Failure improves the reliability of tire pressure monitoring smart-antenna system so as to cause the possibility that the situation of system crash occurs.
104th, tire pressure monitoring smart-antenna system is sent the vehicle tyre pressure information monitored using above-mentioned target antenna
Shown to driving monitoring system.
In the embodiment of the present invention, the display mode of vehicle tyre pressure information can be to be shown in instrument board, the embodiment of the present invention
Do not limit.The display format of vehicle tyre pressure information can be that pointer-type is shown, or numerical value formula shows that the embodiment of the present invention is not
Limit.
It can be seen that the maintaining method for implementing the tire pressure monitoring smart-antenna system described by Fig. 1 can be when driving monitoring system
When system detects vehicle launch, broadcasting instructions are sent to vehicle control device, vehicle control device is wide after broadcasting instructions are received
Test signal is broadcast, tire pressure monitoring smart-antenna system utilizes default multiple antenna monitoring and test signals, and in multiple antennas
The middle signal strength values highest antenna for selecting to monitor test signal, reselects monitored in multiple antennas at regular intervals
To test signal signal strength values highest antenna as target antenna.This process can in multiple antennas selection signal
Intensity level highest antenna improves the accuracy rate of tire pressure monitoring as target antenna, reduce fixed antenna be out of order so as to
The possibility for causing the situation of system crash to occur, improve the reliability of tire pressure monitoring smart-antenna system.
Embodiment two
Referring to Fig. 2, Fig. 2 is the maintenance side of another tire pressure monitoring smart-antenna system disclosed in the embodiment of the present invention
The schematic flow sheet of method.As shown in Fig. 2 the maintaining method of the tire pressure monitoring smart-antenna system may comprise steps of：
201st, when driving monitoring system detects vehicle launch, broadcasting instructions are sent to vehicle control device.
In the embodiment of the present invention, driving monitoring system using detection means detection vehicle state, when detecting that vehicle opens
When dynamic or someone enters vehicle, broadcasting instructions are sent to vehicle control device, wherein, sending method can including being wirelessly transferred or
Person's wire transmission, the embodiment of the present invention do not limit, and broadcasting instructions are used to control vehicle control device on-air testing signal.
202nd, vehicle control device is when receiving above-mentioned broadcasting instructions, on-air testing signal.
In the embodiment of the present invention, when vehicle control device receives above-mentioned broadcasting instructions, on-air testing signal, wherein, extensively
The test signal broadcast can be multiple or one, and the embodiment of the present invention does not limit.Broadcast mode can include sending numeral letter
Number or send analog signal, the embodiment of the present invention do not limit.
203rd, tire pressure monitoring smart-antenna system monitors above-mentioned test signal using default at least one antenna, and from
A certain antenna is selected at least one antenna as target antenna.
In the embodiment of the present invention, target antenna is the signal strength values that above-mentioned test signal is monitored at least one antenna
Highest antenna.
In the embodiment of the present invention, tire pressure monitoring smart-antenna system presets multiple antennas, in actual use, Ke Yixuan
The a certain antenna in multiple antennas is taken to carry out tire pressure monitoring.After vehicle control device on-air testing signal, above-mentioned multiple antennas
Above-mentioned test signal is monitored, now, tire pressure monitoring smart-antenna system obtains above-mentioned multiple antennas and monitors above-mentioned test letter
Number signal strength values, and select above-mentioned signal strength values highest antenna as target antenna, wherein, target antenna is used to supervise
Control tire pressure.This process can choose signal strength values highest antenna as target antenna in multiple antennas, ensure that use
In the antenna that the target antenna of monitoring tire pressure is optimal selection, the accuracy rate of tire pressure monitoring is improved, fixed antenna is reduced and goes out
Failure improves the reliability of tire pressure monitoring smart-antenna system so as to cause the possibility that the situation of system crash occurs.
204th, tire pressure monitoring smart-antenna system is sent the vehicle tyre pressure information monitored using above-mentioned target antenna
Shown to driving monitoring system.
In the embodiment of the present invention, the display mode of vehicle tyre pressure information can be to be shown in instrument board, the embodiment of the present invention
Do not limit.The display format of vehicle tyre pressure information can be that pointer-type is shown, or numerical value formula shows that the embodiment of the present invention is not
Limit.
205th, vehicle control device is according to the above-mentioned test signal of preset interval time fixed time broadcast.
In the embodiment of the present invention, preset interval time can be changed by user and set, such as, when preset interval time is arranged to
At 5 seconds, every 5 seconds vehicle control devices perform on-air testing signal the step of.
206th, tire pressure monitoring smart-antenna system judge target antenna monitor test signal signal strength values whether
In the range of normal intensity value, if it is, performing step 209；If it is not, then perform step 207~step 208.
In the embodiment of the present invention, target antenna is possible to situation about breaking down, and is judged every preset interval time
Target antenna monitors the signal strength values of test signal whether in the range of the normal intensity value, when judging that target antenna supervises
When measuring the signal strength values of test signal and being in the range of normal intensity value, step 209 is performed, when judging that target antenna supervises
When measuring the signal strength values of test signal and being not in the range of normal intensity value, now, target antenna breaks down, and performs step
Rapid 207~step 208.
207th, tire pressure monitoring smart-antenna system output alarm sounds.
In the embodiment of the present invention, above-mentioned alarm sounds are used to prompt target antenna failure.
208th, selection monitors above-mentioned test signal to tire pressure monitoring smart-antenna system at least one antenna again
The a certain antenna that is in the range of normal intensity value of signal strength values as target antenna.
In the embodiment of the present invention, when judging that it is normal strong that target antenna monitors that the signal strength values of test signal are not in
When in the range of angle value, in order to ensure normally to monitor tire pressure, target antenna is chosen again, and the target antenna chosen again is that signal is strong
The a certain antenna that angle value is in the range of normal intensity value.
In the embodiment of the present invention, the service condition of target antenna can regularly be detected by performing step 205~step 208, be sentenced
Whether disconnected target antenna is out of order, if being out of order, changes target antenna in time, and exports alarm sounds, to prompt event
The aerial information of barrier, convenient maintenance, improves Consumer's Experience.
209th, tire pressure monitoring smart-antenna system judges that target antenna monitors the signal strength values of above-mentioned test signal
Whether it is the signal strength values highest antenna that above-mentioned test signal is monitored at least one antenna, if it is, terminating this
Secondary flow, if it is not, then performing step 210.
In the embodiment of the present invention, when judging that target antenna monitors that the signal strength values of test signal are in normal intensity
When in the range of value, tire pressure monitoring is carried out in order to choose optimal antenna, determines whether that target antenna monitors above-mentioned test signal
Signal strength values whether be the signal strength values highest antenna that above-mentioned test signal is monitored in multiple antennas, if it is,
Then terminate this flow, if it is not, then performing step 210.
210th, selection monitors above-mentioned test signal to tire pressure monitoring smart-antenna system at least one antenna again
The a certain antenna of signal strength values highest as target antenna.
In the embodiment of the present invention, when judging that target antenna monitors that the signal strength values of above-mentioned test signal are not multiple
When the signal strength values highest antenna of above-mentioned test signal is monitored in antenna, reselect and monitor above-mentioned test signal
The a certain antenna of signal strength values highest is as target antenna, it is ensured that completes tire pressure monitoring using optimal antenna.
In the embodiment of the present invention, performing step 209~step 210 can regularly detect whether target antenna is multiple antennas
In optimal selection, if it is not, reselecting target antenna in time, this process can improve the antenna for monitoring tire pressure
Reliability so that the obtained result of monitoring tire pressure is more accurate.
It can be seen that the maintaining method for implementing the tire pressure monitoring smart-antenna system described by Fig. 2 can be when driving monitoring system
When system detects vehicle launch, broadcasting instructions are sent to vehicle control device, vehicle control device is wide after broadcasting instructions are received
Test signal is broadcast, tire pressure monitoring smart-antenna system utilizes default multiple antenna monitoring and test signals, and in multiple antennas
The middle signal strength values highest antenna for selecting to monitor test signal, re-broadcasts test signal, and sentence at regular intervals
Disconnected target antenna monitors the signal strength values of test signal whether in the range of normal intensity value, if it is not, then sending police
Report is prompted and reselects antenna that signal strength values are in the range of normal intensity value as target antenna, if target day
Line monitors that the signal strength values of test signal are in the range of normal intensity value, then determines whether that target antenna monitors to survey
Whether the signal strength values of trial signal are signal strength values are most strong in multiple antennas antenna, if it is not, then choosing again more
The most strong antenna of signal strength values is as target antenna in individual antenna.This process can in multiple antennas selection signal intensity
It is worth highest antenna as target antenna, improves the accuracy rate of tire pressure monitoring, reduce fixed antenna and be out of order so as to cause
The possibility that the situation of system crash occurs, improve the reliability of tire pressure monitoring smart-antenna system.Also, when timing is examined
When measuring current goal antenna and being out of order, alert message is exported in time so that user obtains fault message in time, is easy to repair, carries
High Consumer's Experience.
Embodiment three
Referring to Fig. 3, Fig. 3 is the maintenance side of another tire pressure monitoring smart-antenna system disclosed in the embodiment of the present invention
The schematic flow sheet of method.As shown in figure 3, the maintaining method of the tire pressure monitoring smart-antenna system may comprise steps of：
301st, whether driving monitoring system detection vehicle starts, if it is, step 302~step 303 is performed, if
It is no, then terminate this flow.
In the embodiment of the present invention, driving monitoring system using detection means detection vehicle state, when detecting that vehicle opens
When dynamic or someone enters vehicle, broadcasting instructions are sent to vehicle control device, wherein, sending method can including being wirelessly transferred or
Person's wire transmission, the embodiment of the present invention do not limit, and broadcasting instructions are used to control vehicle control device on-air testing signal.
302nd, driving monitoring system output inquiry message, allows to refer to when receiving user according to what above-mentioned inquiry message returned
When making, step 303~step 306 is performed, when driving monitoring system does not receive user according to above-mentioned inquiry in preset time period
When allowing instruction of message return is asked, performs step 307~step 309.
In the embodiment of the present invention, inquiry message is used to ask whether to allow to send broadcasting instructions to vehicle control device.
In the embodiment of the present invention, sending the method that test signal is tested has two kinds, and one kind is to utilize vehicle control device
On-air testing signal, a kind of is to send wireless signal using the focus function of mobile terminal.When driving monitoring system receives use
Family according to above-mentioned inquiry message return allow instruction when, take the method using vehicle control device on-air testing signal, perform
Step 303~step 306, returned when driving monitoring system does not receive user in preset time period according to above-mentioned inquiry message
When allowing instruction, the method for taking the focus function using mobile terminal to send wireless signal, perform step 307~step
309.This process can provide a user two kinds of schemes for sending test signal, reduce vehicle control device and be out of order so as to lead
The possibility for causing the situation of system crash to occur, improve the stability of tire pressure monitoring smart-antenna system.
303rd, driving monitoring system sends broadcasting instructions to vehicle control device.
In the embodiment of the present invention, broadcasting instructions are used to control vehicle control device on-air testing signal.
304th, vehicle control device is when receiving above-mentioned broadcasting instructions, on-air testing signal.
In the embodiment of the present invention, when vehicle control device receives above-mentioned broadcasting instructions, on-air testing signal, wherein, extensively
The test signal broadcast can be multiple or one, and the embodiment of the present invention does not limit.Broadcast mode can include sending numeral letter
Number or send analog signal, the embodiment of the present invention do not limit.
305th, tire pressure monitoring smart-antenna system monitors above-mentioned test signal using default at least one antenna, and from
A certain antenna is selected at least one antenna as target antenna.
In the embodiment of the present invention, target antenna is the signal strength values that above-mentioned test signal is monitored at least one antenna
Highest antenna.
In the embodiment of the present invention, tire pressure monitoring smart-antenna system presets multiple antennas, in actual use, Ke Yixuan
The a certain antenna in multiple antennas is taken to carry out tire pressure monitoring.After vehicle control device on-air testing signal, above-mentioned multiple antennas
Above-mentioned test signal is monitored, now, tire pressure monitoring smart-antenna system obtains above-mentioned multiple antennas and monitors above-mentioned test letter
Number signal strength values, and select above-mentioned signal strength values highest antenna as target antenna, wherein, target antenna is used to supervise
Control tire pressure.This process can choose signal strength values highest antenna as target antenna in multiple antennas, ensure that use
In the antenna that the target antenna of monitoring tire pressure is optimal selection, the accuracy rate of tire pressure monitoring is improved, fixed antenna is reduced and goes out
Failure improves the reliability of tire pressure monitoring smart-antenna system so as to cause the possibility that the situation of system crash occurs.
306th, tire pressure monitoring smart-antenna system is sent the vehicle tyre pressure information monitored using above-mentioned target antenna
Shown to driving monitoring system.
In the embodiment of the present invention, the display mode of vehicle tyre pressure information can be to be shown in instrument board, the embodiment of the present invention
Do not limit.The display format of vehicle tyre pressure information can be that pointer-type is shown, or numerical value formula shows that the embodiment of the present invention is not
Limit.
307th, driving monitoring system output prompting message.
In the embodiment of the present invention, above-mentioned prompting message is used for the focus function of prompting user to open mobile terminal.
As an alternative embodiment, the way of output of driving monitoring system output prompting message can be：
Driving monitoring system sends enabled instruction to display module；
Display module pop-up dialogue box on the display screen after enabled instruction is received, wherein, shown in dialog box
Content is the focus function of asking user to open mobile terminal.
Wherein, the focus function that this embodiment can control display module ejection to ask user to open mobile terminal is implemented
Dialog box, this process improves man-machine interaction, user is obtained more preferable usage experience.
308th, tire pressure monitoring smart-antenna system monitors the focus work(of mobile terminal using default at least one antenna
The wireless signal that can be sent, and selection monitors the signal strength values highest of above-mentioned wireless signal from least one antenna
One antenna is as target antenna.
In the embodiment of the present invention, tire pressure monitoring smart-antenna system presets multiple antennas, in actual use, Ke Yixuan
The a certain antenna in multiple antennas is taken to carry out tire pressure monitoring.After mobile terminal opens focus function, mobile terminal sends nothing
Line signal, above-mentioned multiple antennas monitor above-mentioned wireless signal, and now, tire pressure monitoring smart-antenna system obtains above-mentioned multiple days
Line monitors the signal strength values of above-mentioned wireless signal, and selects above-mentioned signal strength values highest antenna as target antenna,
Wherein, target antenna is used to monitor tire pressure.
309th, the vehicle tyre pressure information monitored is sent to row by tire pressure monitoring smart-antenna system using target antenna
Car monitoring system is shown.
In the embodiment of the present invention, the display mode of vehicle tyre pressure information can be to be shown in instrument board, the embodiment of the present invention
Do not limit.The display format of vehicle tyre pressure information can be that pointer-type is shown, or numerical value formula shows that the embodiment of the present invention is not
Limit.
In the embodiment of the present invention, the focus function of mobile terminal can be utilized to send by performing step 307~step 309
Wireless signal, and the situation of the wireless signal is monitored to carry out the selection of target antenna according to multiple antennas, this process without
Test signal need to be sent by vehicle control device, can be as a kind of alternative when vehicle control device can not send test signal
Testing scheme, the further perfect maintenance to tire pressure monitoring smart-antenna system, improve the reliability of maintenance.
It can be seen that the maintaining method of the tire pressure monitoring smart-antenna system described by implementing Fig. 3 can be when driving monitoring system
When system detects vehicle launch, output inquiry message asks whether to allow to send broadcasting instructions to vehicle control device, if it is allowed,
Broadcasting instructions, vehicle control device on-air testing signal after broadcasting instructions are received, tire pressure monitoring are sent to vehicle control device
Smart-antenna system utilizes default multiple antenna monitoring and test signals, and selection monitors test signal in multiple antennas
Signal strength values highest antenna, reselect the signal intensity that test signal is monitored in multiple antennas at regular intervals
It is worth highest antenna as target antenna, if do not receive user in preset time period allows to refer to according to what inquiry message returned
Order, prompt user to open the focus function of mobile terminal, test signal is used as by the use of the wireless signal that focus function sends is opened
Detected, detect signal strength values highest antenna as target antenna.This process can select in multiple antennas
Signal strength values highest antenna improves the accuracy rate of tire pressure monitoring, reduces fixed antenna and be out of order as target antenna
So as to cause the possibility that the situation of system crash occurs, the reliability of tire pressure monitoring smart-antenna system is improved.Also,
Add using mobile terminal focus send wireless signal mode carry out detect antenna signal strength value, reduce wagon control
Device is out of order so as to cause the possibility that the situation of system crash occurs.
Example IV
Referring to Fig. 4, Fig. 4 is a kind of maintenance system of tire pressure monitoring smart-antenna system disclosed in the embodiment of the present invention
Structural representation.As shown in figure 4, the maintenance system of the tire pressure monitoring smart-antenna system include driving monitoring system 401,
Vehicle control device 402 and tire pressure monitoring smart-antenna system 403, wherein：
Driving monitoring system 401, for when detecting vehicle launch, broadcasting instructions to be sent to vehicle control device 402.
Vehicle control device 402, for when receiving the broadcasting instructions of the transmission of driving monitoring system 401, on-air testing to be believed
Number.
Tire pressure monitoring smart-antenna system 403, for utilizing default at least one antenna monitoring vehicle control device 402
The test signal of broadcast, and a certain antenna is selected as target antenna from least one antenna；Wherein, target antenna is at least
The signal strength values highest antenna of test signal is monitored in one antenna.
Tire pressure monitoring smart-antenna system 403, it is additionally operable to send out the vehicle tyre pressure information monitored using target antenna
Driving monitoring system 401 is given to be shown.
It can be seen that the maintenance system for implementing the tire pressure monitoring smart-antenna system described by Fig. 4 can be when driving monitoring system
System 401 is when detecting vehicle launch, and broadcasting instructions are sent to vehicle control device 402, and vehicle control device 402 refers to receiving broadcast
On-air testing signal after order, tire pressure monitoring smart-antenna system 403 utilize default at least one antenna monitoring and test letter
Number, and selection monitors the signal strength values highest antenna of test signal at least one antenna, weighs at regular intervals
The signal strength values highest antenna for newly selecting to monitor test signal at least one antenna is as target antenna.This process
As target antenna, the accurate of tire pressure monitoring can be improved by selection signal intensity level highest antenna at least one antenna
Rate, reduce fixed antenna and be out of order so as to cause the possibility that the situation of system crash occurs, improve tire pressure monitoring intelligence
The reliability of type antenna system 403.
As an alternative embodiment, in the maintenance system of the tire pressure monitoring smart-antenna system shown in Fig. 4:
Vehicle control device 402, it is additionally operable to monitor using target antenna in tire pressure monitoring smart-antenna system 403
Vehicle tyre pressure information is sent to after driving monitoring system 401 shown, is tested and is believed according to preset interval time fixed time broadcast
Number.
Tire pressure monitoring smart-antenna system 403, it is additionally operable to judge that target antenna monitors what vehicle control device 402 was broadcasted
Whether the signal strength values of test signal are in the range of normal intensity value, if it is not, then being selected again at least one antenna
Select and monitor a certain antenna that the signal strength values of test signal are in the range of normal intensity value as target antenna.
Tire pressure monitoring smart-antenna system 403, it is additionally operable to work as and judges that target antenna monitors that vehicle control device 402 is wide
When the signal strength values for the test signal broadcast are in the range of normal intensity value, judge that target antenna monitors the letter of test signal
Whether number intensity level is the signal strength values highest antenna that test signal is monitored at least one antenna, if it is not, then weight
Newly selection monitors a certain antenna of signal strength values highest of test signal as target antenna at least one antenna.
Tire pressure monitoring smart-antenna system 403, it is additionally operable to judge target in tire pressure monitoring smart-antenna system 403
After antenna monitors that the signal strength values of test signal are not in the range of normal intensity value, and again at least one day
Selection monitors a certain antenna that the signal strength values of test signal are in the range of normal intensity value as target antenna in line
Before, alarm sounds are exported, alarm sounds are used to prompt target antenna failure.
It can be seen that car can also regularly be utilized by implementing the maintenance system of the tire pressure monitoring smart-antenna system described by Fig. 4
Controller 402 sends test signal, and tire pressure monitoring smart-antenna system 403 judges the test signal that target antenna monitors
Whether in normal signal intensity value range, if not in normal signal intensity value range, send alarm sounds and switch
Normal signal intensity value range internal antenna is in the test signal detected, this process can regularly judge that target antenna is
It is no to be out of order, alert message is exported in time so that user obtains fault message in time, is easy to repair, is improved Consumer's Experience.
As an alternative embodiment, in the maintenance system of the tire pressure monitoring smart-antenna system shown in Fig. 4:
Driving monitoring system 401, it is additionally operable to after driving monitoring system 401 detects vehicle launch, and to car
Before controller 402 sends broadcasting instructions, inquiry message is exported, inquiry message is used to ask whether to allow to vehicle control device
402 send broadcasting instructions.
Driving monitoring system 401, allow to instruct according to what inquiry message returned when driving monitoring system 401 receives user
When, perform the operation that broadcasting instructions are sent to vehicle control device 402.
Driving monitoring system 401, be additionally operable to when driving monitoring system 401 do not received in preset time period user according to
When allowing instruction of inquiry message return, prompting message is exported, prompting message is used for the focus for prompting user to open mobile terminal
Function.
Tire pressure monitoring smart-antenna system 403, it is additionally operable to utilize default at least one antenna monitoring mobile terminal
The wireless signal that focus function is sent, and selection monitors the signal strength values highest of wireless signal from least one antenna
A certain antenna is as target antenna；And perform and the vehicle tyre pressure information monitored is sent to driving prison using target antenna
The step of control system 401 is shown.
It can be seen that utilization can also be added by implementing the maintenance system of the tire pressure monitoring smart-antenna system described by Fig. 4
The mode that mobile terminal focus sends wireless signal carries out detecting antenna signal strength value, reduces vehicle control device 402 and goes out event
Hinder so as to cause the possibility that the situation of system crash occurs.
It can be seen that the maintenance system for implementing the tire pressure monitoring smart-antenna system described by Fig. 4 can be in multiple antennas
Selection signal intensity level highest antenna improves the accuracy rate of tire pressure monitoring, reduces fixed antenna and go out as target antenna
Failure improves the reliable of tire pressure monitoring smart-antenna system 403 so as to cause the possibility that the situation of system crash occurs
Property.Further, it is also possible to which timing sends test signal using vehicle control device 402, tire pressure monitoring smart-antenna system 403 judges
Whether the test signal that target antenna monitors is in normal signal intensity value range, if not in normal signal intensity level model
In enclosing, send alarm sounds and switch to the test signal detected and be in normal signal intensity value range internal antenna, this mistake
Journey can regularly judge whether target antenna is out of order, and export alert message in time so that user obtains fault message in time, just
In maintenance, Consumer's Experience is improved.In addition, implement the maintenance system of the tire pressure monitoring smart-antenna system described by Fig. 4 also
Can add using mobile terminal focus send wireless signal mode carry out detect antenna signal strength value, reduce vehicle
Controller 402 is out of order so as to cause the possibility that the situation of system crash occurs.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can
To instruct the hardware of correlation to complete by program, the program can be stored in a computer-readable recording medium, storage
Medium include read-only storage (Read-Only Memory, ROM), random access memory (Random Access Memory,
RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits
Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only storage (One-
Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only storage
(Electrically-Erasable Programmable Read-Only Memory, EEPROM), read-only optical disc (Compact
Disc Read-Only Memory, CD-ROM) or other disk storages, magnetic disk storage, magnetic tape storage or can
For carrying or any other computer-readable medium of data storage.
A kind of maintaining method of tire pressure monitoring smart-antenna system and system disclosed in the embodiment of the present invention are entered above
Go and be discussed in detail, specific case used herein is set forth to the principle and embodiment of the present invention, and the above is implemented
The explanation of example is only intended to help the method and its core concept for understanding the present invention；Meanwhile for the general technology people of this area
Member, according to the thought of the present invention, there will be changes in specific embodiments and applications, in summary, this explanation
Book content should not be construed as limiting the invention.
Claims (10)
- A kind of 1. maintaining method of tire pressure monitoring smart-antenna system, it is characterised in that including：When driving monitoring system detects vehicle launch, broadcasting instructions are sent to vehicle control device；The vehicle control device is when receiving the broadcasting instructions, on-air testing signal；Tire pressure monitoring smart-antenna system monitors the test signal using default at least one antenna, and from it is described at least A certain antenna is selected in one antenna as target antenna；Wherein, the target antenna is monitored at least one antenna To the signal strength values highest antenna of the test signal；The vehicle tyre pressure information monitored is sent to institute by the tire pressure monitoring smart-antenna system using the target antenna Driving monitoring system is stated to be shown.
- 2. according to the method for claim 1, it is characterised in that described in being utilized in the tire pressure monitoring smart-antenna system The vehicle tyre pressure information monitored is sent to after the driving monitoring system shown by target antenna, methods described Also include：The vehicle control device is according to test signal described in preset interval time fixed time broadcast；The tire pressure monitoring smart-antenna system judges that the target antenna monitors the signal strength values of the test signal Whether in the range of normal intensity value, if it is not, then selection monitors the test at least one antenna again The a certain antenna that the signal strength values of signal are in the range of the normal intensity value is as the target antenna；When the tire pressure monitoring smart-antenna system judges that the target antenna monitors that the signal of the test signal is strong When angle value is in the range of the normal intensity value, the tire pressure monitoring smart-antenna system judges the target antenna monitoring Whether the signal strength values to the test signal are to monitor that the signal of the test signal is strong at least one antenna Angle value highest antenna, if it is not, then selection monitors the signal of the test signal at least one antenna again The a certain antenna of intensity level highest is as the target antenna.
- 3. according to the method for claim 2, it is characterised in that judge institute in the tire pressure monitoring smart-antenna system State after target antenna monitors that the signal strength values of the test signal are not in the range of the normal intensity value, Yi Jichong Newly selection monitors that the signal strength values of the test signal are in the normal intensity value model at least one antenna Before enclosing interior a certain antenna as the target antenna, methods described also includes：The tire pressure monitoring smart-antenna system exports alarm sounds, and the alarm sounds are used to prompt the target antenna event Barrier.
- 4. according to the method for claim 1, it is characterised in that detect the vehicle launch in the driving monitoring system Afterwards, and before the broadcasting instructions are sent to the vehicle control device, methods described also includes：The driving monitoring system exports inquiry message, and the inquiry message is used to ask whether to allow to the vehicle control device Send the broadcasting instructions；When the driving monitoring system receives user according to the inquiry message return when allowing instruction, the driving monitors System performs the step of transmission broadcasting instructions to the vehicle control device.
- 5. according to the method for claim 4, it is characterised in that methods described also includes：Permitted when the driving monitoring system does not receive user in preset time period according to the described of inquiry message return When instructing perhaps, the driving monitoring system exports prompting message, and the prompting message is used to prompt user to open mobile terminal Focus function；The tire pressure monitoring smart-antenna system monitors the institute of the mobile terminal using default at least one antenna The wireless signal that focus function is sent is stated, and selection monitors that the signal of the wireless signal is strong from least one antenna The a certain antenna of angle value highest is as the target antenna；And perform the institute that will be monitored using the target antenna State vehicle tyre pressure information and be sent to the step of driving monitoring system is shown.
- 6. a kind of maintenance system of tire pressure monitoring smart-antenna system, it is characterised in that the system includes driving monitoring system System, vehicle control device and tire pressure monitoring smart-antenna system, wherein：The driving monitoring system, for when detecting vehicle launch, broadcasting instructions to be sent to the vehicle control device；The vehicle control device, for when receiving the broadcasting instructions that the driving monitoring system is sent, on-air testing Signal；The tire pressure monitoring smart-antenna system is wide for monitoring the vehicle control device using default at least one antenna The test signal broadcast, and a certain antenna is selected as target antenna from least one antenna；Wherein, the target Antenna is the signal strength values highest antenna that the test signal is monitored at least one antenna；The tire pressure monitoring smart-antenna system, it is additionally operable to send out the vehicle tyre pressure information monitored using the target antenna The driving monitoring system is given to be shown.
- 7. system according to claim 6, it is characterised in that：The vehicle control device, it is additionally operable to monitor using the target antenna in the tire pressure monitoring smart-antenna system The vehicle tyre pressure information be sent to after the driving monitoring system shown, according to preset interval time fixed time broadcast The test signal；The tire pressure monitoring smart-antenna system, it is additionally operable to judge that the target antenna monitors the vehicle control device broadcast The test signal signal strength values whether in the range of the normal intensity value, if it is not, then again described at least one Selection monitors a certain antenna that the signal strength values of the test signal are in the range of the normal intensity value in individual antenna As the target antenna；The tire pressure monitoring smart-antenna system, it is additionally operable to work as and judges that the target antenna monitors the vehicle control device When the signal strength values of the test signal of broadcast are in the range of the normal intensity value, the target antenna monitoring is judged Whether the signal strength values to the test signal are to monitor that the signal of the test signal is strong at least one antenna Angle value highest antenna, if it is not, then selection monitors the signal of the test signal at least one antenna again The a certain antenna of intensity level highest is as the target antenna.
- 8. system according to claim 7, it is characterised in that：The tire pressure monitoring smart-antenna system, it is additionally operable to judge the mesh in the tire pressure monitoring smart-antenna system After mark antenna monitors that the signal strength values of the test signal are not in the range of the normal intensity value, and exist again Selection monitors that the signal strength values of the test signal are in the range of the normal intensity value at least one antenna A certain antenna as the target antenna before, export alarm sounds, the alarm sounds be used for prompt the target antenna Failure.
- 9. system according to claim 6, it is characterised in that：The driving monitoring system, be additionally operable to after the driving monitoring system detects the vehicle launch, and to Before the vehicle control device sends the broadcasting instructions, inquiry message is exported, the inquiry message is used to ask whether to allow The broadcasting instructions are sent to the vehicle control device；The driving monitoring system, it is additionally operable to when the driving monitoring system receives what user returned according to the inquiry message When allowing instruction, the operation that the broadcasting instructions are sent to the vehicle control device is performed.
- 10. system according to claim 9, it is characterised in that：The driving monitoring system, it is additionally operable to when the driving monitoring system does not receive user according to institute in preset time period State inquiry message return it is described allow instruction when, export prompting message, the prompting message be used for prompt user open movement The focus function of terminal；The tire pressure monitoring smart-antenna system, it is additionally operable to described mobile whole using default at least one antenna monitoring The wireless signal that the focus function at end is sent, and selection monitors the wireless signal from least one antenna The a certain antenna of signal strength values highest is as the target antenna；And the execution utilization target antenna will monitor To the vehicle tyre pressure information be sent to the step of driving monitoring system is shown.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710733157.9A CN107590978B (en) | 2017-08-24 | 2017-08-24 | Maintenance method and system of tire pressure monitoring intelligent antenna system |
| CN201911320701.2A CN111114212B (en) | 2017-08-24 | 2017-08-24 | Maintenance method and system of tire pressure monitoring intelligent antenna system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911320701.2A Division CN111114212B (en) | 2017-08-24 | 2017-08-24 | Maintenance method and system of tire pressure monitoring intelligent antenna system |
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| Publication Number | Publication Date |
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| CN107590978A true CN107590978A (en) | 2018-01-16 |
| CN107590978B CN107590978B (en) | 2020-01-24 |
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| CN201710733157.9A Active CN107590978B (en) | 2017-08-24 | 2017-08-24 | Maintenance method and system of tire pressure monitoring intelligent antenna system |
| CN201911320701.2A Active CN111114212B (en) | 2017-08-24 | 2017-08-24 | Maintenance method and system of tire pressure monitoring intelligent antenna system |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911320701.2A Active CN111114212B (en) | 2017-08-24 | 2017-08-24 | Maintenance method and system of tire pressure monitoring intelligent antenna system |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107590978B (en) | 2020-01-24 |
| CN111114212A (en) | 2020-05-08 |
| CN111114212B (en) | 2022-04-22 |
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