CN112243020A - Intelligent key calibration data synchronization method and device, vehicle-mounted communication module and system - Google Patents

Intelligent key calibration data synchronization method and device, vehicle-mounted communication module and system Download PDF

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Publication number
CN112243020A
CN112243020A CN201910655802.9A CN201910655802A CN112243020A CN 112243020 A CN112243020 A CN 112243020A CN 201910655802 A CN201910655802 A CN 201910655802A CN 112243020 A CN112243020 A CN 112243020A
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Prior art keywords
vehicle
calibration data
mobile terminal
calibration
communication module
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CN201910655802.9A
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CN112243020B (en
Inventor
杨土超
莫映功
赖瑞福
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Guangzhou Automobile Group Co Ltd
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Guangzhou Automobile Group Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/10—Protocols in which an application is distributed across nodes in the network
    • H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/20—Means to switch the anti-theft system on or off
    • B60R25/24—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
    • B60R25/246—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user characterised by the challenge triggering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H04W4/48—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a method for synchronizing calibration data of an intelligent key, which comprises the following steps: step S10, starting the intelligent key program on the mobile terminal, and inquiring whether the calibration data of the current model of the mobile terminal corresponding to the current vehicle type is updated or not through accessing the calibration database by the network; step S11, after the update is found, downloading the updated calibration data and covering the calibration data stored on the mobile terminal; step S12, otherwise, using the stored calibration data in the mobile terminal; or acquiring and storing calibration data of the current mobile terminal corresponding to the current vehicle type in a manual calibration mode; and step S13, the mobile terminal establishes near field communication connection with the vehicle-mounted communication module and transmits the stored calibration data to the vehicle-mounted communication module. The invention also discloses a corresponding device, a vehicle-mounted communication module and a system.

Description

Intelligent key calibration data synchronization method and device, vehicle-mounted communication module and system
Technical Field
The invention belongs to the field of intelligent keys for automobiles, and relates to an intelligent key calibration data synchronization method, an intelligent key calibration data synchronization device, an automobile-mounted communication module and an automobile-mounted communication system.
Background
An existing keyless Entry and Start system (PEPS) is mainly implemented by a vehicle-mounted communication and control system and an intelligent key carried by a user, wherein the intelligent key needs to communicate with the vehicle-mounted communication and control system in a Radio Frequency Identification (RFID) or bluetooth manner. When a user carries the intelligent key to enter the detection range of the vehicle, the user only needs to directly pull the external opening handle on the vehicle door or press the unlocking button on the door handle, the vehicle actively identifies and authenticates the legality of the intelligent key, and if the intelligent key passes the authentication, the vehicle releases the anti-theft function and unlocks the vehicle door; when a user enters the vehicle, the vehicle actively identifies and authenticates the intelligent key in the vehicle only by pressing the start button, if the authentication is passed, the vehicle releases the anti-theft of the engine and other anti-theft devices such as an electronic steering shaft lock, and the user can directly start or power on the vehicle.
The intelligent key system for the vehicle can avoid the complex operation of finding keys and operating keys when a user uses the vehicle, and improves the convenience of vehicle use. The smart key has been in diversified forms as an RFID device of the smart key system, such as a card-type smart key, a pendant smart key, a watch smart key, a remote smart key, and a bluetooth-based mobile phone car key.
However, in the prior art, calibration data of the smart key system is generally integrated on a bluetooth module in a vehicle, and it is generally difficult to modify the calibration data after mass production, and if the calibration data needs to be modified (for example, the smart key needs to be modified), the software on the bluetooth module needs to be set and modified, so that for a vehicle which is already on the market, refreshing the software will bring a large workload, consume a lot of manpower and time, and have a high cost.
Disclosure of Invention
The embodiment of the invention aims to solve the technical problem of providing an intelligent key calibration data synchronization method, an intelligent key calibration data synchronization device, an on-vehicle communication module and an on-vehicle communication system. The intelligent key calibration data of the mass-produced vehicle can be synchronized, the operation is quick and convenient, the efficiency is high, the cost for updating the intelligent key calibration data can be reduced, and better user experience and flexibility are brought.
As an aspect of the present invention, a method for synchronizing calibration data of a smart key is provided, which includes the following steps:
step S10, responding to the user operation to start the intelligent key program on the mobile terminal, accessing the calibration database through the network, and inquiring whether the calibration data of the current model of the mobile terminal corresponding to the current vehicle type is updated;
step S11, after inquiring that the calibration data of the current model of the mobile terminal is updated, downloading the updated calibration data and covering the calibration data stored on the mobile terminal;
step S12, when the calibration database can not be connected or the calibration data of the current model of the mobile terminal corresponding to the current vehicle model is inquired to be not updated, the calibration data stored in the mobile terminal is used; or acquiring and storing calibration data of the current mobile terminal corresponding to the current vehicle type in a manual calibration mode;
and step S13, the mobile terminal establishes near field communication connection with the vehicle-mounted communication module and transmits the stored calibration data to the vehicle-mounted communication module.
In step S12, the step of obtaining and storing calibration data of the current mobile terminal corresponding to the current vehicle type in a manual calibration manner specifically includes:
step S120, the mobile terminal prompts a user to place the mobile terminal in a designated area and responds to the user operation to start a calibration mode;
step S121, the mobile terminal establishes near field communication connection with the vehicle-mounted communication module, informs the vehicle-mounted communication module to work in a calibration mode, and broadcasts a message;
step S122, the mobile terminal receives calibration data from the vehicle-mounted communication module, where the calibration data is obtained by the vehicle-mounted communication module according to RSSI (Received Signal Strength Indicator) information of the mobile terminal Received by a plurality of sensors connected to the vehicle-mounted communication module and disposed at different positions on the vehicle body in the calibration mode.
Wherein the step S12 further includes:
and in a first preset time after the mobile terminal establishes near field communication connection with the vehicle-mounted communication module, if the mobile terminal does not receive calibration data from the vehicle-mounted communication module, prompting that the manual calibration process fails.
Wherein the step S13 further includes:
and in second preset time after the vehicle-mounted communication module establishes communication connection with the mobile terminal, if the vehicle-mounted communication module does not receive the calibration data from the mobile terminal, feeding back a message of 'calibration data error' to the mobile terminal.
The method further comprises the step of obtaining the intelligent key calibration data of each model of mobile terminal corresponding to each vehicle type in advance in a manual calibration mode and storing the intelligent key calibration data in the calibration database.
The vehicle-mounted communication module is arranged on a vehicle center console, and the plurality of sensors connected with the vehicle-mounted communication module through a private bus are respectively arranged at least two positions of the left side, the right side, the rear floor and the rear bumper of the vehicle.
Wherein the designated area is a range of 1 meter outside the vehicle from the left front door handle of the vehicle.
Accordingly, in another aspect of the present invention, an apparatus for synchronizing calibration data of a smart key is provided, which is disposed in a mobile terminal, and includes:
the system comprises an inquiry unit, a calibration data base and a calibration data base, wherein the inquiry unit is used for accessing the calibration data base through a network after an intelligent key program on the mobile terminal is started, and inquiring whether the calibration data of the current model of the mobile terminal corresponding to the current model is updated;
the updating unit is used for downloading updated calibration data and covering the calibration data stored on the mobile terminal after the fact that the calibration data of the current mobile terminal model corresponding to the current vehicle type is updated is inquired;
the manual calibration unit is used for acquiring and storing calibration data of the current mobile terminal corresponding to the current vehicle type in a manual calibration mode;
and the calibration data sending unit is used for establishing near field communication connection with the vehicle-mounted communication module and transmitting the stored calibration data to the vehicle-mounted communication module.
The manual calibration unit specifically comprises:
the starting unit is used for prompting a user to place the mobile terminal in a designated area and responding to the operation of the user to start a calibration mode;
the notification unit is used for establishing near field communication connection with the vehicle-mounted communication module, notifying the vehicle-mounted communication module to work in a calibration mode and broadcasting messages;
the calibration data receiving unit is used for receiving calibration data from the vehicle-mounted communication module, wherein the calibration data is obtained by the vehicle-mounted communication module in a calibration mode according to RSSI (received signal strength indicator) information of the mobile terminal received by a plurality of sensors which are connected and arranged at different positions on a vehicle body.
Wherein, the manual calibration unit further comprises:
and the calibration result prompting unit is used for prompting that the manual calibration process fails if the mobile terminal does not receive the calibration data from the vehicle-mounted communication module within first preset time after the near field communication connection with the vehicle-mounted communication module is established.
Wherein the designated area is a range of 1 meter outside the vehicle from the left front door handle of the vehicle.
Accordingly, in yet another aspect of the present invention, there is provided a vehicle-mounted communication module, wherein the vehicle-mounted communication module is disposed in a vehicle center console, and a plurality of sensors connected to the vehicle center console through a private bus are disposed in at least two positions of a left side, a right side, a rear floor, and a rear bumper of a vehicle, respectively;
the vehicle-mounted communication module specifically comprises:
a calibration data receiving unit for receiving calibration data from the mobile terminal;
the manual calibration processing unit is used for receiving RSSI (received signal strength indicator) information of the mobile terminal through a plurality of sensors which are connected with the manual calibration processing unit and are arranged at different positions on the vehicle body and generating calibration data according to the triggering of the mobile terminal;
a calibration data sending unit, configured to send the calibration data generated by the manual calibration processing unit to the mobile terminal;
and the mobile terminal position calculating unit is used for calculating the accurate position of the current mobile terminal according to the calibration data from the mobile terminal and the RSSI information of the mobile terminal received by the plurality of sensors.
Wherein further comprising:
and the abnormal feedback unit is used for feeding back a message of 'calibration data is wrong' to the mobile terminal if the vehicle-mounted communication module does not receive the calibration data from the mobile terminal within a second preset time after the vehicle-mounted communication module establishes communication connection with the mobile terminal in a normal working mode.
Accordingly, in another aspect of the present invention, a system for synchronizing calibration data of a smart key is further provided, which includes a mobile terminal, a calibration database, and a vehicle-mounted communication module disposed in a vehicle, wherein:
the mobile terminal is the mobile terminal;
the calibration database is pre-stored with intelligent key calibration data of each model of mobile terminal corresponding to each vehicle type, and the calibration data is obtained by a manual calibration mode;
the vehicle-mounted communication module is the vehicle-mounted communication module.
The embodiment of the invention has the following beneficial effects:
the invention provides an intelligent key calibration data synchronization method, an intelligent key calibration data synchronization device, an on-vehicle communication module and an on-vehicle communication system. In the embodiment of the invention, the latest calibration data is stored in the calibration database, the calibration data corresponding to the intelligent key is stored in the mobile terminal, when the mobile terminal is connected with a vehicle, whether the calibration data is updated or not can be inquired in real time, and the latest calibration data is obtained from the calibration database and is transmitted to the vehicle-mounted communication terminal, so that the function of the intelligent key is realized; according to the method, calibration data does not need to be stored in the vehicle-mounted Bluetooth terminal all the time, the real-time performance and the efficiency of data synchronization are improved, the cost of calibration data synchronization is reduced, and better user experience and flexibility can be brought;
meanwhile, if the network connection between the mobile terminal and the calibration database is in a problem, the calibration data stored on the mobile terminal can be adopted in the invention, or the calibration data can be calibrated in a manual mode, so that the adaptive scene of the invention is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is within the scope of the present invention for those skilled in the art to obtain other drawings based on the drawings without inventive exercise.
FIG. 1 is a schematic main flow chart illustrating an embodiment of a method for synchronizing calibration data of a key fob according to the present invention;
FIG. 2 is a detailed flowchart of step S12 in FIG. 1;
FIG. 3 is a schematic diagram of an application environment of a system for synchronizing calibration data of a smart key according to the present invention;
FIG. 4 is a schematic structural diagram illustrating an embodiment of a device for synchronizing calibration data of a smart key according to the present invention;
FIG. 5 is a schematic structural diagram of the manual calibration unit in FIG. 4;
fig. 6 is a schematic structural diagram of the vehicle-mounted communication module in fig. 3.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
For a better understanding of the invention, the meaning of the smart key calibration is briefly described first: the Bluetooth digital key can realize keyless entry and one-key starting, in order to guarantee safety, a vehicle-mounted communication module is required to comprehensively judge whether the distance between a mobile terminal (a mobile phone or wearing equipment and the like) and a vehicle is within an effective range (generally, the keyless entry is 3 meters, and the deviation in the vehicle is not more than 1 meter when the vehicle is started by one key), aiming at the differences of different mobile terminals, in order to guarantee the positioning of the vehicle on the mobile terminal, calibration is required before use, and RSSI data of the mobile terminal when the mobile terminal is located at different positions inside and outside the vehicle is required to be collected in a calibration process and used as reference data.
As shown in fig. 1, which is a main flow chart illustrating an embodiment of a method for synchronizing calibration data of a smart key according to the present invention, and shown in fig. 2, in this embodiment, the method includes the following steps:
step S10, responding to the user operation to start the intelligent key program on the mobile terminal, accessing the calibration database through the network, and inquiring whether the calibration data of the current model of the mobile terminal corresponding to the current vehicle type is updated; the mobile terminal refers to a mobile phone, an IPAD, a wearable device and the like with a network access function; specifically, when a user opens a program on the mobile terminal every day to use the smart key, the program may determine whether the mobile terminal can access the network, and if so, access the calibration database, and query whether vehicle type calibration data corresponding to the mobile terminal (such as a mobile phone) is updated (for example, it may be determined by detecting a version number); as shown in the following table, the structure of a calibration database is shown;
TABLE 1 exemplary calibration database data (version number v1.0)
Figure BDA0002136838550000061
It can be understood that the calibration database needs to store the smart key calibration data corresponding to each vehicle type for each model of mobile terminal in advance. Therefore, the present invention needs to include the following steps: and acquiring the calibration data of the intelligent key of each model of the mobile terminal corresponding to each vehicle type in advance in a manual calibration mode, and storing the calibration data in the calibration database. The method comprises the steps that a host factory engineer carries out manual calibration according to the model of a mobile terminal (such as a mobile phone) which is continuously updated on the market to form a calibration database, a mapping relation is formed according to parameters of a vehicle type, different mobile phone brands and different mobile phone models (wearing equipment models), and the mapping relation is periodically updated into the calibration database according to the process of a host factory.
Step S11, after inquiring that the calibration data of the current model of the mobile terminal is updated, downloading the updated calibration data and covering the calibration data stored on the mobile terminal;
step S12, when the calibration database can not be connected or the calibration data of the current model of the mobile terminal corresponding to the current vehicle model is inquired to be not updated, the calibration data stored in the mobile terminal is used; or acquiring and storing calibration data of the current mobile terminal corresponding to the current vehicle type in a manual calibration mode;
step S13, the mobile terminal establishes near field communication connection with the vehicle-mounted communication module, and transmits the stored calibration data to the vehicle-mounted communication module, so that the vehicle-mounted communication module can determine the accurate position of the mobile terminal according to the calibration data. The step S13 further includes: and if the vehicle-mounted communication module does not receive the calibration data from the mobile terminal within a second preset time (such as 60 seconds) after the vehicle-mounted communication module establishes communication connection with the mobile terminal, feeding back a message of 'calibration data error' to the mobile terminal.
It is understood that, in the present invention, the Near Field Communication connection may be a bluetooth connection, an NFC (Near Field Communication) connection, an UWB (Ultra wide band) connection, and the like.
It can be understood that the vehicle-mounted communication module can determine whether the mobile terminal is located outside or inside the vehicle according to the current RSSI value and calibration data of the mobile terminal; if it is outside the vehicle, the distance between the vehicle and the vehicle is, etc. The content herein is not the focus of the present invention and will not be described in detail herein.
It is understood that, when the vehicle-mounted communication module determines the accurate position of the mobile terminal, the position information can be sent to a keyless entry and start system (PEPS) to perform subsequent operations (such as opening a door, starting a car, etc.).
More specifically, the step S12 specifically includes:
step S120, the mobile terminal prompts a user to place the mobile terminal in a designated area and responds to the user operation to start a calibration mode; the designated area is the range of 1 meter outside the vehicle from the left front door handle of the vehicle.
Step S121, the mobile terminal establishes near field communication connection with the vehicle-mounted communication module, informs the vehicle-mounted communication module to work in a calibration mode, and broadcasts a message;
step S122, the mobile terminal receives calibration data from the vehicle-mounted communication module, wherein the calibration data is obtained by the vehicle-mounted communication module according to RSSI (received signal strength indicator) information of the mobile terminal received by a plurality of sensors which are connected with the vehicle-mounted communication module and arranged at different positions on the vehicle body in a calibration mode. In one example, the on-board communication module is provided in a center console of the vehicle, and the plurality of sensors connected to the on-board communication module through a private bus are provided in at least two positions of a left side, a right side, a rear floor, and a rear bumper of the vehicle, respectively. More specifically, in one example, the calibration data may be RSSI signal values of the mobile phone detected by the respective sensors.
In one example, the step S12 further includes:
in a first preset time (such as 30 seconds) after the mobile terminal establishes near field communication connection with the vehicle-mounted communication module, if the mobile terminal does not receive calibration data from the vehicle-mounted communication module, the mobile terminal prompts that the manual calibration process fails. In some instances, a manual calibration failure may occur if, for example, the mobile terminal is located in a car during calibration; during calibration, the vehicle-mounted communication module has no data; calibrating the right side outside the vehicle; performing operations at a greater distance than 1 meter; or the left front door is not closed, etc.
It can be understood that, in the embodiment of the present invention, the latest calibration data is stored in the calibration database, and the calibration data corresponding to the smart key is stored in the mobile terminal, when the mobile terminal is connected to the vehicle, it can be queried in real time whether the calibration data is updated, and then the latest calibration data is obtained from the calibration database and transmitted to the vehicle-mounted communication terminal, so as to implement the function of the smart key; according to the method, calibration data does not need to be stored in the vehicle-mounted Bluetooth terminal all the time, the real-time performance and the efficiency of data synchronization are improved, the cost of calibration data synchronization is reduced, and better user experience and flexibility can be brought.
Fig. 3 is a schematic diagram of an application environment of an intelligent key calibration data synchronization system provided by the present invention; the intelligent key calibration data synchronization system provided by the invention comprises a mobile terminal 1, a calibration database 3 and a vehicle-mounted communication module 2 arranged in a vehicle, wherein an intelligent key calibration data synchronization device (to be described in detail later) is arranged in the mobile terminal 1; the mobile terminal 1 is connected with the calibration database 3 through a network; the calibration database prestores intelligent key calibration data of each model of mobile terminal corresponding to each vehicle type, and the calibration data is obtained in advance in a manual calibration mode; the vehicle-mounted communication module 2 is arranged in a vehicle and is connected with the mobile terminal 1 through Bluetooth; it is understood that, in practical applications, the vehicle-mounted communication module 2 is further connected with a keyless entry and start system (PEPS) to control operations such as opening of a vehicle door or starting of the vehicle according to the position of the mobile terminal identified by the vehicle-mounted communication module 2.
The components of fig. 3 will be described in detail below with reference to fig. 4 to 6.
The device for synchronizing calibration data of the smart key arranged in the mobile terminal 1 may include:
the query unit 10 is configured to access the calibration database through a network after an intelligent key program on the mobile terminal is started, and query whether calibration data corresponding to a current vehicle type of a current mobile terminal model is updated;
the updating unit 11 is configured to download updated calibration data and cover the calibration data stored on the mobile terminal after querying that the calibration data of the current mobile terminal model corresponding to the current vehicle model is updated;
the manual calibration unit 12 is used for obtaining and storing calibration data of the current mobile terminal corresponding to the current vehicle type in a manual calibration mode;
and the calibration data sending unit 13 is configured to establish a near field communication connection with the vehicle-mounted communication module, and transmit the stored calibration data to the vehicle-mounted communication module, so that the vehicle-mounted communication module can determine an accurate position of the mobile terminal according to the calibration data.
More specifically, the manual calibration unit 12 specifically includes:
a starting unit 120, configured to prompt a user to place the mobile terminal in a designated area, and start a calibration mode in response to a user operation; wherein the designated area is a range of 1 meter outside the vehicle from the left front door handle of the vehicle.
A notification unit 121, configured to establish a near field communication connection with the vehicle-mounted communication module, notify the vehicle-mounted communication module to operate in a calibration mode, and broadcast a message;
a calibration data receiving unit 122, configured to receive calibration data from the vehicle-mounted communication module, where the calibration data is obtained by the vehicle-mounted communication module in a calibration mode according to RSSI information of the mobile terminal received by the plurality of sensors connected to the vehicle body and disposed at different positions.
And the calibration result prompting unit 123 is configured to, within a first predetermined time after the near field communication connection is established with the vehicle-mounted communication module, prompt that the manual calibration process fails if the mobile terminal does not receive calibration data from the vehicle-mounted communication module.
Accordingly, in yet another aspect of the present invention, a vehicle-mounted communication module is further provided, where the vehicle-mounted communication module is disposed in a center console of a vehicle, and a plurality of sensors connected to the vehicle-mounted communication module through a private bus are disposed at least two positions of a left side, a right side, a rear floor, and a rear bumper of the vehicle, respectively;
the vehicle-mounted communication module 3 specifically includes:
a calibration data receiving unit 20 for receiving calibration data from the mobile terminal;
the manual calibration processing unit 21 is configured to receive RSSI information of the mobile terminal through the plurality of sensors connected to the mobile terminal and arranged at different positions on the vehicle body according to the trigger of the mobile terminal, and generate calibration data;
a calibration data sending unit 22, configured to send the calibration data generated by the manual calibration processing unit to the mobile terminal;
a mobile terminal position calculating unit 23, configured to calculate an accurate position of the current mobile terminal according to the calibration data from the mobile terminal and RSSI information of the mobile terminal received by the multiple sensors;
and an anomaly feedback unit 24, configured to, in the normal operating mode, if the vehicle-mounted communication module does not receive the calibration data from the mobile terminal within a second predetermined time after establishing a communication connection with the mobile terminal, feed back a message that the calibration data is incorrect to the mobile terminal.
For more details, reference may be made to the foregoing description of fig. 1 and 2.
The embodiment of the invention has the following beneficial effects:
the invention provides an intelligent key calibration data synchronization method, an intelligent key calibration data synchronization device, an on-vehicle communication module and an on-vehicle communication system. In the embodiment of the invention, the latest calibration data is stored in the calibration database, the calibration data corresponding to the intelligent key is stored in the mobile terminal, when the mobile terminal is connected with a vehicle, whether the calibration data is updated or not can be inquired in real time, and the latest calibration data is obtained from the calibration database and is transmitted to the vehicle-mounted communication terminal, so that the function of the intelligent key is realized; according to the method, calibration data does not need to be stored in the vehicle-mounted Bluetooth terminal all the time, the real-time performance and the efficiency of data synchronization are improved, the cost of calibration data synchronization is reduced, and better user experience and flexibility can be brought;
meanwhile, if the network connection between the mobile terminal and the calibration database is in a problem, the calibration data stored on the mobile terminal can be adopted in the invention, or the calibration data can be calibrated in a manual mode, so that the adaptive scene of the invention is further improved.
While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims (12)

1. A method for synchronizing calibration data of an intelligent key is characterized by comprising the following steps:
step S10, responding to the user operation to start the intelligent key program on the mobile terminal, accessing the calibration database through the network, and inquiring whether the calibration data of the current model of the mobile terminal corresponding to the current vehicle type is updated;
step S11, after inquiring that the calibration data of the current model of the mobile terminal is updated, downloading the updated calibration data and covering the calibration data stored on the mobile terminal;
step S12, when the calibration database can not be connected or the calibration data of the current model of the mobile terminal corresponding to the current vehicle model is inquired to be not updated, the calibration data stored in the mobile terminal is used; or acquiring and storing calibration data of the current mobile terminal corresponding to the current vehicle type in a manual calibration mode;
and step S13, establishing near field communication connection with the vehicle-mounted communication module, and transmitting the stored calibration data to the vehicle-mounted communication module.
2. The method for synchronizing calibration data of a smart key as claimed in claim 1, wherein the step of obtaining and storing the calibration data of the current mobile terminal corresponding to the current vehicle type in step S12 by manual calibration specifically comprises:
step S120, the mobile terminal prompts a user to place the mobile terminal in a designated area and responds to the user operation to start a calibration mode;
step S121, the mobile terminal establishes near field communication connection with the vehicle-mounted communication module, informs the vehicle-mounted communication module to work in a calibration mode, and broadcasts a message;
step S122, the mobile terminal receives calibration data from the vehicle-mounted communication module, wherein the calibration data is obtained by the vehicle-mounted communication module according to RSSI (received signal strength indicator) information of the mobile terminal received by a plurality of sensors which are connected with the vehicle-mounted communication module and arranged at different positions on the vehicle body in a calibration mode.
3. The method for synchronizing calibration data of a smart key as claimed in claim 2, wherein said step S13 further comprises:
and in second preset time after the vehicle-mounted communication module establishes communication connection with the mobile terminal, if the vehicle-mounted communication module does not receive the calibration data from the mobile terminal, feeding back a message of 'calibration data error' to the mobile terminal.
4. The method for synchronizing calibration data of a smart key as claimed in any one of claims 1 to 3, further comprising obtaining calibration data of the smart key corresponding to each model of mobile terminal by manual calibration in advance and storing the calibration data in the calibration database.
5. The method for synchronizing calibration data of a smart key as claimed in claim 4, wherein the vehicle-mounted communication module is disposed at a console of the vehicle, and the plurality of sensors connected to the vehicle-mounted communication module through the private bus are disposed at least two positions of a left side, a right side, a rear floor, and a rear bumper of the vehicle, respectively.
6. The method for synchronizing calibration data of a smart key as defined in claim 2, wherein the designated area is a range of 1 meter outside the vehicle from a left front door handle of the vehicle.
7. The utility model provides an intelligent key calibration data synchronizer, its sets up in a mobile terminal, its characterized in that includes:
the system comprises an inquiry unit, a calibration data base and a calibration data base, wherein the inquiry unit is used for accessing the calibration data base through a network after an intelligent key program on a mobile terminal is started in response to user operation and inquiring whether calibration data of a current model of the mobile terminal corresponding to a current vehicle model are updated;
the updating unit is used for downloading updated calibration data and covering the calibration data stored on the mobile terminal after the fact that the calibration data of the current mobile terminal model corresponding to the current vehicle type is updated is inquired;
the manual calibration unit is used for acquiring and storing calibration data of the current mobile terminal corresponding to the current vehicle type in a manual calibration mode;
and the calibration data sending unit is used for establishing near field communication connection with the vehicle-mounted communication module and transmitting the stored calibration data to the vehicle-mounted communication module.
8. The apparatus for synchronizing calibration data of a smart key as defined in claim 7, wherein the manual calibration unit specifically comprises:
the starting unit is used for prompting a user to place the mobile terminal in a designated area and responding to the operation of the user to start a calibration mode;
the notification unit is used for establishing near field communication connection with the vehicle-mounted communication module, notifying the vehicle-mounted communication module to work in a calibration mode and broadcasting messages;
the calibration data receiving unit is used for receiving calibration data from the vehicle-mounted communication module, wherein the calibration data is obtained by the vehicle-mounted communication module in a calibration mode according to RSSI (received signal strength indicator) information of the mobile terminal received by a plurality of sensors which are connected and arranged at different positions on a vehicle body.
9. The apparatus for synchronizing calibration data for a smart key of claim 8, wherein the manual calibration unit further comprises:
and the calibration result prompting unit is used for prompting that the manual calibration process fails if the mobile terminal does not receive the calibration data from the vehicle-mounted communication module within first preset time after the near field communication connection with the vehicle-mounted communication module is established.
10. The apparatus for synchronization of keyfob calibration data as recited in claim 8, wherein said designated area is a range located outside the vehicle at a distance of 1 meter from the left front door handle of the vehicle.
11. An on-vehicle communication module characterized in that: the vehicle-mounted communication module is arranged on a vehicle center console, and a plurality of sensors connected with the vehicle center console through private buses are respectively arranged at least two positions of the left side, the right side, the rear floor and the rear bumper of the vehicle;
the vehicle-mounted communication module specifically comprises:
a calibration data receiving unit for receiving calibration data from the mobile terminal;
the manual calibration processing unit is used for receiving RSSI (received signal strength indicator) information of the mobile terminal through a plurality of sensors which are connected with the manual calibration processing unit and are arranged at different positions on the vehicle body and generating calibration data according to the triggering of the mobile terminal;
a calibration data sending unit, configured to send the calibration data generated by the manual calibration processing unit to the mobile terminal;
and the mobile terminal position calculating unit is used for calculating the accurate position of the current mobile terminal according to the calibration data from the mobile terminal and the RSSI information of the mobile terminal received by the plurality of sensors.
12. The utility model provides an intelligent key calibration data synchronization system, its includes a mobile terminal, calibration database and sets up the on-vehicle communication module in the vehicle which characterized in that:
the mobile terminal is a mobile terminal according to any of claims 7-10;
the calibration database is pre-stored with intelligent key calibration data of each model of mobile terminal corresponding to each vehicle type, and the calibration data is obtained by a manual calibration mode;
the vehicle-mounted communication module is according to claim 10 or 11.
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113223212A (en) * 2021-04-29 2021-08-06 安徽江淮汽车集团股份有限公司 Bluetooth key self-calibration method, device, equipment and storage medium
CN113612824A (en) * 2021-07-23 2021-11-05 上海瓶钵信息科技有限公司 Calibration data management method, system, medium, and device
CN113747567A (en) * 2021-09-07 2021-12-03 上海瓶钵信息科技有限公司 Adaptive calibration data adjustment system, method, and medium
CN113747407A (en) * 2021-08-25 2021-12-03 上海瓶钵信息科技有限公司 Bluetooth positioning system, method, medium, and device suitable for sheltered environment
CN114022978A (en) * 2021-10-25 2022-02-08 远峰科技股份有限公司 Calibration method, key, vehicle, system, electronic device and readable storage medium
CN114475518A (en) * 2022-01-17 2022-05-13 惠州市德赛西威智能交通技术研究院有限公司 Device and method for detecting intelligent key leaving behind in trunk
CN114582049A (en) * 2021-02-05 2022-06-03 长城汽车股份有限公司 Calibration parameter transmission method, mobile terminal and cloud server
CN114701451A (en) * 2022-04-09 2022-07-05 上海银基信息安全技术股份有限公司 RSSI value calibration method and device, intelligent equipment and storage medium
CN114720096A (en) * 2022-03-30 2022-07-08 奇瑞汽车股份有限公司 Method and device for determining calibration parameters of head-up display and storage medium
EP4243456A1 (en) * 2022-03-08 2023-09-13 Nio Technology (Anhui) Co., Ltd Method and apparatus for managing vehicle calibration database, and storage medium

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105015489A (en) * 2015-07-14 2015-11-04 杭州万好万家新能源科技有限公司 Intelligent vehicle control system based on digital key
CN105897480A (en) * 2016-05-11 2016-08-24 北京奇虎科技有限公司 Vehicle terminal and firmware function perfecting method thereof
CN105976466A (en) * 2016-05-03 2016-09-28 科世达（上海）管理有限公司 Car access control opening method
CN108121322A (en) * 2016-11-30 2018-06-05 昆山德拉特兰传动科技有限公司 Remote control apparatus, control method and the operating method of automobile electronic control unit
CN108983204A (en) * 2018-08-22 2018-12-11 上海交通大学 A kind of keyless entry and without key activation system localization method
CN109466506A (en) * 2018-09-18 2019-03-15 广东远峰汽车电子有限公司 Vehicle key-free control system and method based on more bluetooth signal intensities
CN109808643A (en) * 2019-03-04 2019-05-28 重庆长安汽车股份有限公司 Bluetooth electronic key system and its control method
CN109844823A (en) * 2016-10-12 2019-06-04 株式会社电装 The positioning of PEPS portable device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105015489A (en) * 2015-07-14 2015-11-04 杭州万好万家新能源科技有限公司 Intelligent vehicle control system based on digital key
CN105976466A (en) * 2016-05-03 2016-09-28 科世达（上海）管理有限公司 Car access control opening method
CN105897480A (en) * 2016-05-11 2016-08-24 北京奇虎科技有限公司 Vehicle terminal and firmware function perfecting method thereof
CN109844823A (en) * 2016-10-12 2019-06-04 株式会社电装 The positioning of PEPS portable device
CN108121322A (en) * 2016-11-30 2018-06-05 昆山德拉特兰传动科技有限公司 Remote control apparatus, control method and the operating method of automobile electronic control unit
CN108983204A (en) * 2018-08-22 2018-12-11 上海交通大学 A kind of keyless entry and without key activation system localization method
CN109466506A (en) * 2018-09-18 2019-03-15 广东远峰汽车电子有限公司 Vehicle key-free control system and method based on more bluetooth signal intensities
CN109808643A (en) * 2019-03-04 2019-05-28 重庆长安汽车股份有限公司 Bluetooth electronic key system and its control method

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114582049A (en) * 2021-02-05 2022-06-03 长城汽车股份有限公司 Calibration parameter transmission method, mobile terminal and cloud server
CN113223212A (en) * 2021-04-29 2021-08-06 安徽江淮汽车集团股份有限公司 Bluetooth key self-calibration method, device, equipment and storage medium
CN113612824A (en) * 2021-07-23 2021-11-05 上海瓶钵信息科技有限公司 Calibration data management method, system, medium, and device
CN113747407A (en) * 2021-08-25 2021-12-03 上海瓶钵信息科技有限公司 Bluetooth positioning system, method, medium, and device suitable for sheltered environment
CN113747567A (en) * 2021-09-07 2021-12-03 上海瓶钵信息科技有限公司 Adaptive calibration data adjustment system, method, and medium
CN114022978A (en) * 2021-10-25 2022-02-08 远峰科技股份有限公司 Calibration method, key, vehicle, system, electronic device and readable storage medium
CN114475518A (en) * 2022-01-17 2022-05-13 惠州市德赛西威智能交通技术研究院有限公司 Device and method for detecting intelligent key leaving behind in trunk
CN114475518B (en) * 2022-01-17 2024-03-08 惠州市德赛西威智能交通技术研究院有限公司 Device and method for detecting whether intelligent key is left in rear trunk
EP4243456A1 (en) * 2022-03-08 2023-09-13 Nio Technology (Anhui) Co., Ltd Method and apparatus for managing vehicle calibration database, and storage medium
CN114720096A (en) * 2022-03-30 2022-07-08 奇瑞汽车股份有限公司 Method and device for determining calibration parameters of head-up display and storage medium
CN114701451A (en) * 2022-04-09 2022-07-05 上海银基信息安全技术股份有限公司 RSSI value calibration method and device, intelligent equipment and storage medium

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