CN111127709A - Method for preparing automobile door lock key - Google Patents
Method for preparing automobile door lock key Download PDFInfo
- Publication number
- CN111127709A CN111127709A CN201911303299.7A CN201911303299A CN111127709A CN 111127709 A CN111127709 A CN 111127709A CN 201911303299 A CN201911303299 A CN 201911303299A CN 111127709 A CN111127709 A CN 111127709A
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- China
- Prior art keywords
- key
- information
- door lock
- ecu
- module
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Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
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- 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
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00857—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys where the code of the data carrier can be programmed
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00896—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys specially adapted for particular uses
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
- G07C2009/00412—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks the transmitted data signal being encrypted
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
- G07C2009/0042—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks the transmitted data signal containing a code which is changed
- G07C2009/00476—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks the transmitted data signal containing a code which is changed dynamically
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention relates to a method for preparing an automobile door lock key, and belongs to the technical field of automobiles. The door lock key adding request is used for sending key adding request information to an in-vehicle ECU; after receiving a door lock key adding request, the ECU in the automobile generates a member name and a password for the key in a key configuration running mode, and sends the member name and the password information to the door lock key in an encrypted mode through the ECU key configuration information in the automobile; the door lock key configuration confirms the temporary storage of the key information and the confirmation feedback, and sends the key information to the ECU in the vehicle in an encrypted form; the ECU in the vehicle judges whether the setting is successful or not according to the condition of confirming the key configuration of the door lock, if the setting is successful, the key information is stored, and the information stored by the ECU key in the vehicle is sent to the key of the door lock, and if the setting is failed, the information configured by the ECU key in the vehicle is sent to the key of the door lock for key reconfiguration; the door lock key information storage completes the door lock key member information storage, and is synchronously updated with the key member information in the ECU in the vehicle.
Description
Technical Field
The invention belongs to the technical field of automobiles, and relates to a method for preparing an automobile door lock key.
Background
The automobile door lock is the basis for the safe use of the automobile, and the key is the symbol of the automobile use right. With the rise of intelligent networks, a key management system based on wireless communication data management is also applied, the design of an automobile keyless entry system based on mobile phone communication can effectively realize keyless management of an automobile owner and improve the safety of the automobile, and an automobile door lock key based on wireless communication is used as powerful supplement of the intelligent mobile phone keyless entry system, so that the key management system can be further improved, and the safe use of the automobile is facilitated.
Disclosure of Invention
In view of the above, the present invention provides a method for configuring a key of an automobile door lock, which solves the problem of automatically configuring the key by using a wireless electronic device in an intelligent key system constructed based on intelligent devices such as a mobile phone.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention aims to provide an automobile door lock key preparation method, which comprises the following steps:
the door lock key adding request module is used for sending key adding request information and transmitting encrypted key configuration command information in a wireless mode;
the key configuration module of the ECU in the vehicle is used for receiving the door lock key adding information and sending the configured key information including member names, passwords and dynamic random data to the door lock key to be configured by the ECU in the vehicle in the key configuration running mode;
the door lock key configuration confirming module is connected with the in-vehicle ECU key configuration module and used for acquiring the name, the password and the dynamic random data of the key member according to the in-vehicle ECU key configuration information, encrypting the key member name, the password and the second dynamic random data according to the received second dynamic random data in an agreed encryption mode and then sending the encrypted key member name, the password and the second dynamic random data to the in-vehicle ECU;
the ECU key storage module in the vehicle is connected with the door lock key configuration confirming module and used for acquiring the name of a key member and password information according to the door lock key configuration confirming information and comparing the name of the key member and the password information with the temporarily stored key information to judge whether the password setting is correct or not;
the door lock key information storage module is connected with the in-vehicle ECU key storage module and is used for storing key information according to the in-vehicle ECU key storage information;
further, when the in-vehicle ECU key storage module acquires the door lock key allocation confirmation information, if the acquired key information matches the allocated key information, the in-vehicle ECU key storage module stores the key allocation information and transmits the in-vehicle ECU key storage information.
Further, when the in-vehicle ECU key storage module acquires the door lock key configuration confirmation information, if the acquired key information does not match the configured key information, the in-vehicle ECU key storage module reconfigures the key information and transmits the in-vehicle ECU key configuration information.
The invention has the beneficial effects that:
the invention provides a method for preparing automobile door lock keys, which comprises the steps that a door lock key adding request sends key preparation request information, if an in-car ECU receives the information in a key preparation mode, the automobile key information is dynamically generated and comprises key member names, passwords and dynamic random data, and the information is prepared and sent to the door lock keys through the in-car ECU keys; the door lock key configuration confirmation information is sent after encrypting the member name and the password through the received dynamic data; the ECU in the vehicle judges whether the information sending is successful or not by receiving the door lock key configuration confirmation information, and further informs the door lock key through the door lock key storage information, so that the key information is synchronously updated and stored. In the keyless management vehicle door lock system, a door lock key is stored in an ECU memory in the vehicle in the modes of member information and password, all intelligent devices can be prepared into virtual door lock key members to replace original physical keys, and the number of the keys can be unlimited; except for the situation that intelligent equipment such as a mobile phone and the like can actively prepare key information, the invention aims at the automobile door lock key preparation method, realizes the key preparation functions of low-cost simple wireless equipment by a method of actively preparing key information through an automobile ECU, further supplements and perfects an automobile door lock management system, and has strong popularization and application values.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
For the purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
fig. 1 is a block diagram of a key configuration method for an automobile door lock according to an embodiment of the present invention;
fig. 2 is a flowchart of the operation of a door lock key addition request module according to an embodiment of the present invention;
FIG. 3 is a flowchart of the operation of an in-vehicle ECU key configuration module provided by the embodiment of the present invention;
FIG. 4 is a flowchart illustrating operation of a door lock key configuration confirmation module according to an embodiment of the present invention;
FIG. 5 is a flowchart illustrating operation of an in-vehicle ECU key storage module according to an embodiment of the present invention;
fig. 6 is a flowchart illustrating a working process of a door lock key information storage module according to an embodiment of the present invention;
in the figure: 11-door lock key addition request module; 12-an in-vehicle ECU key configuration module; 13-a door lock key configuration confirmation module; 14-an in-vehicle ECU key storage module; and 15, a door lock key information storage module.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the invention thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 6, a method for preparing a key for an automobile door lock is provided. The automobile door lock key preparation method comprises the following steps:
the door lock key adding request module 11 is used for sending door lock key adding request information, in order to enhance data confidentiality, the information is not transmitted by plain codes, and is transmitted together with random data after being encrypted by dynamic random data, and the dynamic random data is used for preparing an ECU key in the vehicle;
the in-vehicle ECU key configuration module 12 is used for identifying door lock key addition request information and configuring key information for the received key addition request in a key configuration running mode, wherein the key information comprises a member name, a password and dynamic random data, the first dynamic random data is used for encrypting the information, and the second dynamic random data is used for encrypting the door lock key configuration confirmation module information;
the door lock key configuration confirming module 13 is connected with the in-vehicle ECU key configuration module 12 and is used for decrypting and acquiring the member name and the password according to the key information configured by the in-vehicle ECU key configuration module 12, encrypting the key information through the acquired random data and then sending the encrypted key information;
the in-vehicle ECU key storage module 14 is connected with the door lock key configuration confirming module 13 and is used for judging whether the key configuration is successful according to the key confirmation information acquired by the door lock key configuration confirming module 13 and storing or reconfiguring the key;
the door lock key information storage module 15 is connected with the in-vehicle ECU key storage module 14 and is used for realizing synchronous updating of the prepared key and the in-vehicle key information according to the storage information acquired by the in-vehicle ECU key storage module 14;
in the embodiment of the present invention, the door lock key addition request 11 encrypts the agreed key allocation code by the dynamic random data in an agreed encryption manner, and then transmits the encrypted key allocation code.
In the embodiment of the present invention, the in-vehicle ECU key configuration module 12 acquires the door lock key addition request information in the key configuration operation mode, and decrypts the received dynamic random data to determine the key configuration request.
In the embodiment of the invention, after the ECU key configuration module 12 in the vehicle acquires the key configuration request, the name of the key member, the key password and two dynamic random data are configured and sent to the door lock key to be configured in an encrypted manner, and the sent information includes the encrypted key information and the two dynamic random data.
In the embodiment of the invention, after the ECU key configuration module 12 in the vehicle acquires the key configuration request, the name of the member of the configuration key and the key password are random data, and the configuration cannot be repeated every time, so that the non-replicability of the information is ensured.
In the embodiment of the present invention, the door lock key configuration confirming module 13 obtains the name and the password of the key member according to the first dynamic random decryption information of the ECU key configuration module 12 in the vehicle, and temporarily stores the name and the password of the key member.
In the embodiment of the present invention, the door lock key configuration confirming module 13 encrypts and sends the encrypted key member name, key code and the appended second dynamic data to the ECU in the vehicle according to the key member name, key code and appended second dynamic data acquired by the ECU in the vehicle key configuration module 12.
In the embodiment of the present invention, the in-vehicle ECU key storage module 14 decrypts the feedback information of the door lock key configuration confirmation module 13 by using the second dynamic data that is temporarily stored, obtains the name and password of the key member, compares the key member name and password with the key configuration information that is temporarily stored in the in-vehicle ECU, stores the key member name and password in accordance with the key configuration information, and sends the in-vehicle ECU key storage information.
In the embodiment of the present invention, the in-vehicle ECU key storage module 14 decrypts the feedback information of the door lock key configuration confirmation module 13 by using the second dynamic data stored in the temporary storage, obtains the name and password of the key member, compares the key information with the key information stored in the temporary storage of the in-vehicle ECU, reconfigures new key information if the key information does not match the key information stored in the temporary storage of the in-vehicle ECU, and sends the in-vehicle ECU key configuration information.
In the embodiment of the present invention, the in-vehicle ECU key storage module 14 decrypts the feedback information of the door lock key configuration confirmation module 13 by using the second dynamic data that is temporarily stored, to obtain the name and password of the key member, and if the key member is not matched with the key information that is temporarily stored in the in-vehicle ECU, new key information is reconfigured, and the configured key information and the key information that is configured last time cannot be repeated.
In the embodiment of the present invention, the door lock key information storage module 15 determines whether the key is successfully configured according to the key information fed back by the ECU key storage module 14 in the vehicle, and exits after storage if the key is successfully configured, otherwise, the door lock key configuration is confirmed again.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Claims (6)
1. A method for preparing an automobile door lock key is characterized by comprising the following steps: the method comprises the following steps:
the door lock key adding request module is used for sending automobile door lock key adding request information, and comprises a key adding request command and dynamic random data;
the system comprises an in-vehicle ECU key configuration module, a door lock key addition request module and a control module, wherein the in-vehicle ECU key configuration module is connected with the door lock key addition request module and is used for sending member names, passwords and dynamic random data information configured for the key;
the door lock key configuration confirming module is connected with the ECU key configuration module in the automobile and is used for decrypting and acquiring the name and the password of a key member and sending the acquired key information in a dynamic encryption mode;
the in-vehicle ECU key storage module is connected with the door lock key configuration confirming module and used for judging whether the key information is successfully sent or not according to the door lock key configuration confirming information, if the key information is successfully sent, the key information is stored and the in-vehicle ECU key storage information is sent, and if the key information is not successfully sent, the in-vehicle ECU key configuration is used for sending the reconfigured key information;
and the door lock key information storage module is connected with the ECU key storage module in the automobile and is used for receiving the name of the key member and the password information which need to be stored after confirmation, and finishing key information storage.
2. An automobile door lock key preparing method as claimed in claim 1, wherein: the door lock key adding request module sends automobile door lock key adding request information in a wireless mode and sends the automobile door lock key adding request information to an automobile interior ECU together with dynamic random data used for encryption.
3. An automobile door lock key preparing method as claimed in claim 1, wherein: after receiving the door lock key adding request information in the key adding mode, the ECU key configuration module in the automobile sends key information in a dynamic encryption mode, wherein the key information comprises member names, passwords and dynamic random data.
4. An automobile door lock key preparing method as claimed in claim 1, wherein: the door lock key configuration confirming module decrypts the received ECU key configuration information through the received first dynamic random data to obtain the member name and the password of the key, temporarily stores the key information, encrypts the member name and the password and the second dynamic data added by the ECU key configuration in the vehicle, and sends the encrypted information to the ECU in the vehicle.
5. An automobile door lock key preparing method as claimed in claim 1, wherein: the ECU key storage module in the vehicle decrypts the received door lock key configuration confirmation information through the temporarily stored dynamic random data to obtain the key information of the door lock key configuration confirmation information, if the information is consistent with the temporarily stored key information, the confirmation storage is carried out, otherwise, the key is reconfigured again and the ECU key configuration information in the vehicle is sent, meanwhile, the error counter is accumulated, the addition of the key is locked after the error count exceeds the set value, and the automatic unlocking is delayed.
6. An automobile door lock key preparing method as claimed in claim 1, wherein: the door lock key information storage module judges whether the member name and the password information need to be stored or reconfigured according to the ECU key storage information in the vehicle, and automatically quits the password setting state after the storage is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911303299.7A CN111127709B (en) | 2019-12-17 | 2019-12-17 | Method for preparing automobile door lock key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911303299.7A CN111127709B (en) | 2019-12-17 | 2019-12-17 | Method for preparing automobile door lock key |
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| Publication Number | Publication Date |
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| CN111127709A true CN111127709A (en) | 2020-05-08 |
| CN111127709B CN111127709B (en) | 2022-03-29 |
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| CN201911303299.7A Active CN111127709B (en) | 2019-12-17 | 2019-12-17 | Method for preparing automobile door lock key |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111818377A (en) * | 2020-07-09 | 2020-10-23 | 华为技术有限公司 | Control method of multimedia unit, electronic equipment and remote control device |
| CN113269912A (en) * | 2021-07-21 | 2021-08-17 | 江苏赫奕科技有限公司 | Vehicle key learning method and system, vehicle-mounted control equipment and storage medium |
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| CN111127709B (en) | 2022-03-29 |
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