CN114559900B - Terminal emergency unlocking method and device and motor vehicle - Google Patents

Terminal emergency unlocking method and device and motor vehicle Download PDF

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Publication number
CN114559900B
CN114559900B CN202210278177.2A CN202210278177A CN114559900B CN 114559900 B CN114559900 B CN 114559900B CN 202210278177 A CN202210278177 A CN 202210278177A CN 114559900 B CN114559900 B CN 114559900B
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China
Prior art keywords
vehicle
tbox
unlocking
emergency unlocking
met
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CN114559900A (en
Inventor
刘洋
张延良
周永强
潘永康
韩怡
柴广卿
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Weichai Power Co Ltd
Weifang Weichai Power Technology Co Ltd
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Weichai Power Co Ltd
Weifang Weichai Power Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/20Means to switch the anti-theft system on or off
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The invention relates to a terminal emergency unlocking method and device and a motor vehicle, comprising the following steps: the TBOX is connected with the vehicle-mounted computer through the vehicle OBD interface; repeatedly disconnecting and connecting the built-in battery of the TBOX and the antenna for set times according to the unlocking condition in a set time period; if the unlocking condition is met, the TBOX sends an unlocking message to the vehicle-mounted computer, the vehicle-mounted computer is powered off for a set period of time and then is powered on again, and the vehicle is unlocked. And by combining the state of the whole vehicle, the emergency unlocking can be executed only on the hardware of the TBOX, and the method is suitable for the emergency unlocking when the TBOX cannot be connected with a network due to weak signals.

Description

Terminal emergency unlocking method and device and motor vehicle
Technical Field
The invention relates to the technical field of vehicles, in particular to a terminal emergency unlocking method and device and a motor vehicle.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The vehicle networking system comprises four parts, namely a host computer, a vehicle-mounted T-BOX, a mobile phone APP and a background system, wherein the vehicle-mounted T-BOX is used for communication between the background system and the mobile phone APP, so that vehicle information display and control of the mobile phone APP are realized. After a user sends a control command through a mobile phone APP, a background system sends a monitoring request command to a vehicle-mounted T-BOX, after the vehicle obtains the control command through the vehicle-mounted T-BOX, a control message is sent through a CAN bus, the control of the vehicle is realized, and finally an operation result is fed back to the mobile phone APP of the user, so that the user CAN be helped to remotely lock or unlock the vehicle, open or close an air conditioner, adjust a seat to a proper position and other functions for remotely controlling the vehicle.
In the vehicle networking system, the vehicle-mounted T-BOX is communicated with the background system through the access wireless network, and when the vehicle is in an area with weak network signal strength, the T-BOX is not connected with the network, so that the function of the remote control vehicle is invalid, and accidents are easy to occur.
For example, the T-BOX has a reserved locking function, which can realize automatic locking or unlocking after a set period of time, and the unlocking needs to be performed by issuing a command through a background system after networking, but at this time, if the vehicle is in a region with weaker signal coverage, the vehicle cannot be connected with a network and further cannot be unlocked, and if the vehicle at this time is in an emergency state, the vehicle is started after being required to be remotely unlocked, accidents are easy to cause.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides a terminal emergency unlocking method and device and a motor vehicle, and the vehicle is unlocked only by using TBOX hardware in combination with the vehicle state, so that the problem that unlocking cannot be performed due to a signal problem is avoided.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the first aspect of the invention provides a terminal emergency unlocking method, which comprises the following steps:
the TBOX is connected with the vehicle-mounted computer through the vehicle OBD interface;
in a set time period, disconnecting and connecting the built-in battery and the antenna of the TBOX for set times, and judging whether an unlocking condition is met;
if the unlocking condition is met, the TBOX sends an unlocking message to the vehicle-mounted computer, the vehicle-mounted computer is powered off for a set period of time and then is powered on again, and the vehicle is unlocked.
If the unlocking condition is not met, the vehicle-mounted computer is powered on again after the power-off set time period, and the built-in battery and the antenna of the TBOX are repeatedly disconnected and connected for set times.
If the unlocking condition is met, the TBOX stores an emergency unlocking record once, and the emergency unlocking times are accumulated for not more than three times.
The TBOX battery and antenna are repeatedly disconnected and connected for a set number of times in at least 30 seconds.
The number of times of repeated disconnection and connection of the built-in battery is set to be at least three.
The number of times the antenna is repeatedly disconnected and connected is set to be at least five.
The method also comprises the steps of obtaining the water temperature of the vehicle, and repeatedly disconnecting and connecting the built-in battery and the antenna for set times after the water temperature reaches the set temperature.
And if the unlocking condition is met, the GPS indicator lamp and the GSM indicator lamp of the TBOX flash.
A second aspect of the present invention provides a terminal emergency unlocking device for implementing the above method, including: TBOX and on-board computer connected via OBD interface.
A third aspect of the invention provides a motor vehicle incorporating an emergency release arrangement as described above.
Compared with the prior art, the above technical scheme has the following beneficial effects:
1. and by combining the state of the whole vehicle, the emergency unlocking can be executed only on the hardware of the TBOX, and the method is suitable for the emergency unlocking when the TBOX cannot be connected with a network due to weak signals.
2. The number of emergency unlocking times is saved through the TBOX terminal memory, so that the emergency unlocking times are limited, and the vehicle can be prevented from being repeatedly unlocked without limitation. If the unlocking accumulated times reach the set value, resetting the unlocking times through the vehicle network system after unlocking.
3. Whether an unlocking message is sent or not is displayed through two LED lamps (GPS and GSM) on the TBOX, so that the unlocking message is more visual.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention.
Fig. 1 is a flow chart illustrating a method for emergency unlocking a terminal according to one or more embodiments of the present invention.
Detailed Description
The invention will be further described with reference to the drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present invention. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The vehicle OBD interface is a hardware interface reserved on the vehicle-mounted computer, and running information such as the speed, the rotating speed and the water temperature of the vehicle can be obtained through the interface. The vehicle-mounted computer is internally provided with a vehicle-mounted diagnosis system, the running state of the vehicle is judged by utilizing information such as the speed, the rotation speed and the water temperature, and the like, a warning is sent out when the vehicle is in fault, and in order to facilitate maintenance personnel to process the vehicle fault, an OBD interface (OBD, on-Board Diagnostic abbreviation is called as a vehicle-mounted diagnosis system) is reserved On the vehicle-mounted computer, and the maintenance personnel can grasp the state of the vehicle after the vehicle is connected with the vehicle through the OBD interface by utilizing the computer or other hardware equipment, so that the vehicle-mounted diagnosis system is convenient to debug and maintain.
As described in the background art, in a state where the vehicle is already locked, remote unlocking by using the T-BOX is required, and unlocking is required by issuing a command through a background system after the T-BOX is networked, if the vehicle is in a region with weak signal coverage, the vehicle cannot be connected to a network, and thus cannot be unlocked.
Note that the lock state mentioned in this embodiment refers to a state in which the engine speed of the vehicle is limited, in which the functions of the various components of the door, the engine, and the like of the vehicle can be normally started, and only the engine speed is limited. Accordingly, the unlock state refers to a state in which the engine releases the rotation speed restriction.
Therefore, the following embodiments provide a method and apparatus for emergency unlocking of a terminal, and a motor vehicle, which, in combination with a vehicle state, only utilize TBOX hardware to unlock the vehicle, so as to avoid the incapability of unlocking due to signal problems.
Embodiment one:
as shown in fig. 1, a method for emergency unlocking a terminal includes the following steps:
the TBOX is connected through an OBD interface of the vehicle, and the vehicle-mounted computer is electrified;
repeatedly disconnecting and connecting the built-in battery of the TBOX and the antenna for set times according to the unlocking condition in a set time period;
if the unlocking condition is met, the TBOX sends an unlocking message to the vehicle-mounted computer, the vehicle-mounted computer is powered off for a set period of time and then is powered on again, and the vehicle is unlocked.
If the unlocking condition is not met, the vehicle-mounted computer is powered on again after the power-off set time period, and the built-in battery and the antenna of the TBOX are repeatedly disconnected and connected for set times.
If the unlocking condition is met, the TBOX stores an emergency unlocking record once, and the emergency unlocking times are accumulated for not more than three times.
The TBOX battery and antenna are repeatedly disconnected and connected for a set number of times in at least 30 seconds.
The number of times of repeated disconnection and connection of the built-in battery is set to be at least three.
The number of times the antenna is repeatedly disconnected and connected is set to be at least five.
The method also comprises the steps of obtaining the water temperature of the vehicle, and repeatedly disconnecting and connecting the built-in battery and the antenna for set times after the water temperature reaches the set temperature.
And if the unlocking condition is met, the GPS indicator lamp and the GSM indicator lamp of the TBOX flash.
The method comprises the following steps:
the TBOX is connected through the vehicle OBD interface to power up the vehicle T15 (send a power supply ignition wire number to the vehicle computer to wake up the vehicle computer).
The TBOX housing was disassembled at a water temperature of at least 40℃and the internal battery was plugged 3 times and the antenna was plugged 5 times within 1 minute. The water temperature of 40 ℃ can be realized by starting the engine (in the locked state of the embodiment, the engine can be started normally, and the rotating speed of the engine is limited only)
Judging whether unlocking conditions are met, if yes, adding 1 to the emergency unlocking times, unlocking for 3 times at most, sending an unlocking message, and after the unlocking message is sent, displaying an on state by the TBOX through two LED lamps, wherein the two lamps flash on green; if the unlocking condition is not met, the T15 is powered down for one minute and then powered up again for operation.
The whole vehicle T15 is powered down for 1 minute, and the vehicle is unlocked after the power is on again.
The method is only carried out on the hardware of the TBOX, and is unlocked under certain conditions by combining the state of the whole vehicle, and the method is simply applicable to the emergency unlocking when the TBOX cannot be connected with a network due to weak signals.
By limiting the number of times of emergency unlocking stored in the TBOX terminal, it is possible to prevent the vehicle from being repeatedly unlocked without restriction. If the unlocking accumulated times reach the set value, the unlocking times can be reset through the remote operation of the platform (namely the mobile phone APP) of the vehicle network system after unlocking.
Whether an unlocking message is sent or not is displayed through two LED lamps (GPS and GSM), so that the unlocking message is more visual.
Embodiment two:
the embodiment provides a terminal emergency unlocking device for implementing the unlocking method, which comprises the following steps: TBOX and on-board computer connected via OBD interface.
Embodiment III:
this embodiment provides a motor vehicle equipped with the emergency unlocking device of embodiment two.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. A terminal emergency unlocking method is characterized in that: comprising the following steps:
the TBOX is connected with the vehicle-mounted computer through the vehicle OBD interface;
after the water temperature of the vehicle reaches the set temperature, the TBOX shell is disassembled, and the built-in battery and the antenna of the TBOX are repeatedly disconnected and connected for set times in a set time period, so that the TBOX judges whether the unlocking condition is met; the unlocking condition is that the built-in battery and the antenna of the TBOX are repeatedly disconnected and connected for a set number of times within a set time period;
if the unlocking condition is met, the TBOX sends an unlocking message to the vehicle-mounted computer, the vehicle-mounted computer is powered off for a set period of time and then is powered on again, and the engine releases the rotation speed limit.
2. The terminal emergency unlocking method as claimed in claim 1, wherein: if the unlocking condition is not met, the vehicle-mounted computer is powered on again after the power-off set time period, and the built-in battery and the antenna of the TBOX are repeatedly disconnected and connected for set times.
3. The terminal emergency unlocking method as claimed in claim 1, wherein: if the unlocking condition is met, the TBOX stores an emergency unlocking record once, and the emergency unlocking times are accumulated for not more than three times.
4. The terminal emergency unlocking method as claimed in claim 1, wherein: the TBOX battery and antenna are repeatedly disconnected and connected for a set number of times in at least 30 seconds.
5. The terminal emergency unlocking method as claimed in claim 4, wherein: the set number of times of repeated disconnection and connection of the built-in battery is at least three.
6. The terminal emergency unlocking method as claimed in claim 4, wherein: the set number of times the antenna is repeatedly disconnected and connected is at least five.
7. The terminal emergency unlocking method as claimed in claim 1, wherein: and if the unlocking condition is met, the GPS indicator lamp and the GSM indicator lamp of the TBOX flash.
8. A terminal emergency unlocking device implementing the method of any one of claims 1-7, comprising: TBOX and on-board computer connected via OBD interface.
9. A motor vehicle fitted with a terminal emergency unlocking device according to claim 8.
CN202210278177.2A 2022-03-21 2022-03-21 Terminal emergency unlocking method and device and motor vehicle Active CN114559900B (en)

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CN114559900B true CN114559900B (en) 2023-05-23

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102592340A (en) * 2012-02-29 2012-07-18 深圳市赛格导航科技股份有限公司 Emergency unlocking method and system for engineering vehicles
WO2015045465A1 (en) * 2013-09-30 2015-04-02 本田技研工業株式会社 Emergency unlocking device for vehicle
CN112406785A (en) * 2020-12-01 2021-02-26 广西玉柴机器股份有限公司 Emergency unlocking control method for remote intelligent vehicle locking function of Internet of vehicles
CN112406784A (en) * 2020-12-01 2021-02-26 广西玉柴机器股份有限公司 Emergency unlocking operation method for remote intelligent vehicle locking function of Internet of vehicles

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Publication number Priority date Publication date Assignee Title
FR2706394B1 (en) * 1993-06-18 1995-09-01 Peugeot Theft protection device, in particular of a motor vehicle.
CN103921762A (en) * 2013-01-11 2014-07-16 深圳市伊爱高新技术开发有限公司 Emergent unlocking device and emergent unlocking method of heavy mechanical vehicle
CN108162913A (en) * 2017-12-25 2018-06-15 潍柴动力股份有限公司 A kind of long-range car locking emergency release method and device
CN109835303B (en) * 2019-03-01 2020-04-14 广州亚美信息科技有限公司 T-BOX-based vehicle keyless entry and starting system and method
CN112356802B (en) * 2020-11-27 2021-08-27 上海柴油机股份有限公司 Network-free temporary unlocking method for remote financial vehicle locking
CN113415255A (en) * 2021-08-03 2021-09-21 北京汽车集团越野车有限公司 Vehicle remote encryption and unlocking control method and system and vehicle
CN113978411A (en) * 2021-11-15 2022-01-28 长春一汽富晟集团有限公司 Automobile keyless door unlocking method and system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102592340A (en) * 2012-02-29 2012-07-18 深圳市赛格导航科技股份有限公司 Emergency unlocking method and system for engineering vehicles
WO2015045465A1 (en) * 2013-09-30 2015-04-02 本田技研工業株式会社 Emergency unlocking device for vehicle
CN112406785A (en) * 2020-12-01 2021-02-26 广西玉柴机器股份有限公司 Emergency unlocking control method for remote intelligent vehicle locking function of Internet of vehicles
CN112406784A (en) * 2020-12-01 2021-02-26 广西玉柴机器股份有限公司 Emergency unlocking operation method for remote intelligent vehicle locking function of Internet of vehicles

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