CN113873448A - Method for remotely waking up vehicle-mounted intelligent terminal after sleeping - Google Patents
Method for remotely waking up vehicle-mounted intelligent terminal after sleeping Download PDFInfo
- Publication number
- CN113873448A CN113873448A CN202110975796.2A CN202110975796A CN113873448A CN 113873448 A CN113873448 A CN 113873448A CN 202110975796 A CN202110975796 A CN 202110975796A CN 113873448 A CN113873448 A CN 113873448A
- Authority
- CN
- China
- Prior art keywords
- vehicle
- intelligent terminal
- mounted intelligent
- remote control
- instruction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/12—Messaging; Mailboxes; Announcements
- H04W4/14—Short messaging services, e.g. short message services [SMS] or unstructured supplementary service data [USSD]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
-
- 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]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0229—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Telephonic Communication Services (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
A remote awakening method after a vehicle-mounted intelligent terminal is dormant is characterized in that a user sends an expected remote control instruction to a cloud server through a mobile phone client, and if the vehicle-mounted intelligent terminal is not in a dormant state at the moment, the remote control instruction is directly sent to the vehicle-mounted terminal through an operator with a built-in SIM card of the vehicle-mounted intelligent terminal; the vehicle-mounted terminal sends a response instruction to a corresponding module of the whole vehicle to execute the expected operation, the vehicle-mounted intelligent terminal sends the response instruction of the execution result to the background after the execution operation is completed, and the background server forwards the result to the mobile phone client; if the vehicle-mounted intelligent terminal is in a dormant state at the moment, the background server sends an encrypted awakening instruction to the operator, the operator forwards the encrypted short message to the vehicle-mounted intelligent terminal, the vehicle-mounted intelligent terminal verifies the signature information of the short message after receiving the short message, the vehicle-mounted intelligent terminal is awakened and connected with the background after the signature information is verified successfully, the remote control instruction is sent to the whole vehicle, an ECU (electronic control unit) corresponding to the whole vehicle executes the instruction, and the execution result is returned to the vehicle-mounted intelligent terminal.
Description
Technical Field
The invention relates to the technology of Internet of vehicles, in particular to a remote awakening method for a vehicle-mounted intelligent terminal.
Background
With the development of science and technology, the internet of things age has come, and the interconnection of everything becomes the development direction of the future intelligent society! As an important intersection of the two fields of the Internet of things and intelligent automobiles, the Internet of vehicles realizes intelligent life on wheels through automobile collection, information processing and road and vehicle information sharing and through multiple interactions of people and automobiles, automobiles and automobiles, and automobiles and control centers.
In order to ensure that the whole vehicle does not feed power, the current vehicle-mounted intelligent terminal needs to meet network management, the vehicle-mounted intelligent terminal needs to enter dormancy when meeting dormancy conditions in a certain time period, the vehicle-mounted intelligent terminal needs to be awakened remotely when a remote control instruction is executed again, the awakening modes in the current market are many, mostly are awakened by ringing, certain network safety exists in an awakening source, and a plurality of ringing numbers are not provided with a white list, so that the network safety cannot be guaranteed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a method for awakening a vehicle-mounted intelligent terminal through an encrypted short message, wherein the short message can be encrypted, a short message signature is required to be checked every time the vehicle-mounted intelligent terminal is awakened after the short message signature is checked, the network safety of remote control awakening is improved, and a guarantee is provided for preventing the vehicle from being abnormally awakened.
The technical scheme adopted by the invention is as follows:
a remote awakening method after a vehicle-mounted intelligent terminal is dormant is characterized in that a mobile phone client is in wireless communication connection with the vehicle-mounted intelligent terminal through a background cloud server, an operator and a user sends a remote control instruction through the mobile phone client, and the remote control function of the vehicle-mounted intelligent terminal is realized: a user sends an expected remote control instruction to a cloud server by a mobile phone client, and if the vehicle-mounted intelligent terminal is not in a dormant state at the moment, the remote control instruction is directly sent to the vehicle-mounted intelligent terminal through an operator with a built-in SIM card of the vehicle-mounted intelligent terminal;
the vehicle-mounted terminal sends a response instruction to a corresponding module of the whole vehicle to execute the expected operation, the execution operation is completed, the vehicle-mounted intelligent terminal sends the response instruction of the execution result to the background cloud server, and the background cloud server forwards the result to the mobile phone client;
a user sends an expected remote control instruction to a cloud server by a mobile phone client, if the vehicle-mounted intelligent terminal is in a dormant state at the moment, the background cloud server sends an encrypted wake-up instruction to an operator, the operator sends an encrypted short message of the encrypted wake-up instruction to the vehicle-mounted intelligent terminal, the vehicle-mounted intelligent terminal verifies signature information of the encrypted short message after receiving the short message, the vehicle-mounted intelligent terminal wakes up and is connected with the background cloud server after the signature information is verified successfully, the cloud server sends the remote control instruction to the whole vehicle, an ECU corresponding to the whole vehicle executes the instruction and returns an execution result to the vehicle-mounted intelligent terminal;
and the vehicle-mounted intelligent terminal sends a response instruction to the background cloud server after receiving the result, the mobile phone client displays the result, the vehicle-mounted intelligent terminal is wakened up and connected with the background cloud server and keeps a connection state, the vehicle-mounted intelligent terminal starts to enter a dormant state after lasting for a certain time, and the whole remote control process is finished.
The mobile phone client, the background cloud server, the operator and the vehicle-mounted intelligent terminal are connected in a wireless mode. The mobile phone client is used for the user to check the vehicle state, position and other functions, and can send some remote control instructions through the mobile phone client to realize the operation expected by the user.
The background cloud server is used for receiving and storing the in-vehicle information collected by the vehicle-mounted intelligent terminal, forwarding signals of the mobile phone terminal and the vehicle-mounted intelligent terminal, and checking the working state of the vehicle-mounted intelligent terminal in real time.
The operator is determined by an SIM inside the vehicle-mounted intelligent terminal, and the vehicle-mounted intelligent terminal needs to write the profile file of the operator into the SIM card when the SIM card is embedded.
The vehicle-mounted intelligent terminal is used for interacting with other modules of the whole vehicle, collecting information of the whole vehicle and uploading the information to the cloud background, and colleagues forward commands issued by users remotely to realize an expected remote control function.
If the vehicle-mounted intelligent terminal is not dormant, the vehicle-mounted intelligent terminal does not need to be awakened and directly executes a corresponding remote control instruction; if the vehicle-mounted intelligent terminal is dormant, the vehicle-mounted intelligent terminal needs to be awakened first, and then the remote control instruction is executed.
The invention has the beneficial effects that:
1. according to the method for remotely awakening the vehicle-mounted intelligent terminal after dormancy, the short message signature verification is required during awakening each time, the short message can be encrypted, and the vehicle-mounted intelligent terminal can be awakened after the signature verification is successful, so that the network security of remote control awakening is improved, and a guarantee is provided for preventing the vehicle from being abnormally awakened.
2. According to the remote awakening method after the intelligent terminal is dormant, the intelligent terminal starts to be connected with the background after being awakened, the connection is kept for several minutes, and the intelligent terminal enters the dormant state again after several minutes, so that the whole vehicle feed is avoided.
Drawings
FIG. 1 is a schematic diagram of a system structure of a short message awakening method after a vehicle-mounted intelligent terminal is dormant;
fig. 2 is a processing flow chart of the vehicle-mounted intelligent terminal short message awakening according to the invention.
Detailed Description
In order to make the technical idea and advantages of the invention for realizing the purpose of the invention more clear, the technical solution of the invention is further described in detail with reference to the accompanying drawings. It should be understood that the following examples are only for illustrating and explaining preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention as claimed in the claims.
Referring to fig. 1, the invention provides a method for remotely waking up a vehicle-mounted intelligent terminal after sleeping, and an implementation process relates to a mobile phone client, a background cloud server, an operator and a vehicle-mounted intelligent terminal. The mobile phone client sends an instruction to the cloud server, and the related instruction sent by the cloud server is sent to the vehicle-mounted intelligent terminal through an operator.
If the vehicle-mounted intelligent terminal is not in the dormant state, directly sending the remote control instruction to the vehicle-mounted intelligent terminal through an operator of a built-in SIM card of the vehicle-mounted intelligent terminal; the vehicle-mounted terminal sends a response instruction to a corresponding module of the whole vehicle to execute the expected operation, the execution operation is completed, the vehicle-mounted intelligent terminal sends the response instruction of the execution result to the background cloud server, and the background cloud server forwards the result to the mobile phone client;
if the vehicle-mounted intelligent terminal is in a dormant state at the moment, the background cloud server sends an encrypted awakening instruction to the operator, the operator sends the encrypted awakening instruction to encrypt the short message to the vehicle-mounted intelligent terminal, as shown in fig. 2, after the vehicle-mounted intelligent terminal receives the instruction of the mobile phone client, the core processor of the vehicle-mounted terminal decrypts the encrypted short message, and awakens the vehicle-mounted intelligent terminal after the signature verification is completed to execute remote control operation.
The specific steps are described as follows:
step S01, the mobile phone client sends a remote control operation instruction (remote control operation (remote control, inquiry, remote upgrade, remote log guide and the like)) to the background cloud server;
step S02, the background server forwards the instruction to the vehicle-mounted intelligent terminal, and if the vehicle-mounted intelligent terminal is in a dormant state at the moment, the cloud server edits an encrypted short message and sends the encrypted short message to the vehicle-mounted intelligent terminal;
step S03, the vehicle-mounted intelligent terminal core processor verifies the signature information of the encrypted short message after receiving the short message;
and step S04, checking the label of the short message and judging whether the format of the short message is correct. If the short message is incorrect, the short message is not processed and the sleep is continued. Go to step S10;
step S05, if the short message is verified to be correct, the signature information is verified to be successful, the vehicle-mounted intelligent terminal is awakened and connected with the background cloud server, the cloud server sends a remote control instruction to the whole vehicle, an ECU (electronic control unit) corresponding to the whole vehicle executes the instruction, and an execution result is returned to the vehicle-mounted intelligent terminal; setting a timer to wait for receiving a remote control instruction;
step S06, judging whether a legal remote control instruction is received within the overtime; if yes, step S07 is executed, the vehicle-mounted terminal only is waken up, and step S08 is executed; if the remote control instruction is judged to be illegal, the core processor of the vehicle-mounted intelligent terminal does not awaken other modules in the vehicle-mounted intelligent terminal and enters the dormancy again. Transitioning to S10;
step S08, judging that the remote control instruction is legal, waking up other modules in the vehicle-mounted intelligent terminal by a vehicle-mounted intelligent terminal core processor, executing remote control operation, sending a response instruction to a background cloud server by the vehicle-mounted intelligent terminal after receiving a result, displaying the result by the mobile phone client, keeping the vehicle-mounted intelligent terminal in a wake-up state, and connecting and keeping the background cloud server;
step S109, waiting for several minutes after the instruction execution is finished, and judging whether other instructions sent by the background are received;
if the vehicle-mounted intelligent terminal receives other remote control instructions during the period, returning to S02;
and step S10, if the remote control instruction is not received within the period of time, the vehicle-mounted intelligent terminal enters the sleep mode, and the whole remote control process is finished.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be construed as limiting the invention. Other modifications of the invention will occur to those skilled in the art without the benefit of this disclosure and it is intended to cover within the scope of the invention any modifications that fall within the spirit and scope of the invention or the equivalents thereof which may be substituted by one of ordinary skill in the art without departing from the scope of the invention.
Claims (5)
1. A remote awakening method after a vehicle-mounted intelligent terminal is dormant is characterized in that a mobile phone client is in wireless communication connection with the vehicle-mounted intelligent terminal through a background cloud server, an operator and a user sends a remote control instruction through the mobile phone client, and the remote control function of the vehicle-mounted intelligent terminal is realized: the method is characterized in that:
a user sends an expected remote control instruction to a cloud server by a mobile phone client, and if the vehicle-mounted intelligent terminal is not in a dormant state at the moment, the remote control instruction is directly sent to the vehicle-mounted intelligent terminal through an operator with a built-in SIM card of the vehicle-mounted intelligent terminal;
the vehicle-mounted terminal sends a response instruction to a corresponding module of the whole vehicle to execute the expected operation, the execution operation is completed, the vehicle-mounted intelligent terminal sends the response instruction of the execution result to the background cloud server, and the background cloud server forwards the result to the mobile phone client;
a user sends an expected remote control instruction to a cloud server by a mobile phone client, if the vehicle-mounted intelligent terminal is in a dormant state at the moment, the background cloud server sends an encrypted wake-up instruction to an operator, the operator sends an encrypted short message of the encrypted wake-up instruction to the vehicle-mounted intelligent terminal, the vehicle-mounted intelligent terminal verifies signature information of the encrypted short message after receiving the short message, the vehicle-mounted intelligent terminal wakes up and is connected with the background cloud server after the signature information is verified successfully, the cloud server sends the remote control instruction to the whole vehicle, an ECU corresponding to the whole vehicle executes the instruction and returns an execution result to the vehicle-mounted intelligent terminal;
and the vehicle-mounted intelligent terminal sends a response instruction to the background cloud server after receiving the result, the mobile phone client displays the result, the vehicle-mounted intelligent terminal is wakened up and connected with the background cloud server and keeps a connection state, the vehicle-mounted intelligent terminal starts to enter a dormant state after lasting for a certain time, and the whole remote control process is finished.
2. The method for remotely waking up the vehicle-mounted intelligent terminal after sleeping according to claim 1, characterized in that: a user checks the vehicle state and the positioning information through a mobile phone client to inquire the vehicle condition; the background cloud receives and stores the vehicle condition information collected by the vehicle-mounted intelligent terminal, forwards signals of the mobile phone terminal and the vehicle-mounted intelligent terminal, and checks the working state of the vehicle-mounted intelligent terminal in real time.
3. The method for remotely waking up the vehicle-mounted intelligent terminal after sleeping according to claim 1 or 2, characterized in that: the operator is determined by an SIM inside the vehicle-mounted intelligent terminal, and the vehicle-mounted intelligent terminal writes the profile file of the operator into the SIM card when the SIM card is embedded.
4. The method for remotely waking up the vehicle-mounted intelligent terminal after sleeping according to claim 1 or 2, characterized in that: the vehicle-mounted intelligent terminal interacts with other modules of the whole vehicle, collects information of the whole vehicle and uploads the information to the cloud background, and transmits a command remotely issued by a user to realize an expected remote control function: if the vehicle-mounted intelligent terminal is not dormant, the vehicle-mounted intelligent terminal does not need to be awakened and directly executes a corresponding remote control instruction; if the vehicle-mounted intelligent terminal is dormant, the vehicle-mounted intelligent terminal needs to be awakened first, and then the remote control instruction is executed.
5. The method for remotely waking up the vehicle-mounted intelligent terminal after sleeping according to claim 3, characterized in that: the vehicle-mounted intelligent terminal interacts with other modules of the whole vehicle, collects information of the whole vehicle and uploads the information to the cloud background, and transmits a command remotely issued by a user to realize an expected remote control function: if the vehicle-mounted intelligent terminal is not dormant, the vehicle-mounted intelligent terminal does not need to be awakened and directly executes a corresponding remote control instruction; if the vehicle-mounted intelligent terminal is dormant, the vehicle-mounted intelligent terminal needs to be awakened first, and then the remote control instruction is executed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110975796.2A CN113873448A (en) | 2021-08-24 | 2021-08-24 | Method for remotely waking up vehicle-mounted intelligent terminal after sleeping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110975796.2A CN113873448A (en) | 2021-08-24 | 2021-08-24 | Method for remotely waking up vehicle-mounted intelligent terminal after sleeping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113873448A true CN113873448A (en) | 2021-12-31 |
Family
ID=78988214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110975796.2A Pending CN113873448A (en) | 2021-08-24 | 2021-08-24 | Method for remotely waking up vehicle-mounted intelligent terminal after sleeping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113873448A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114928817A (en) * | 2022-04-25 | 2022-08-19 | 浙江零跑科技股份有限公司 | Vehicle remote control method based on encrypted short message |
| CN115314531A (en) * | 2022-06-30 | 2022-11-08 | 中国第一汽车股份有限公司 | Information processing method and device and vehicle |
| CN115426431A (en) * | 2022-09-19 | 2022-12-02 | 江苏天泽智联信息技术有限公司 | Awakening technology of vehicle-mounted terminal |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102955453A (en) * | 2011-08-19 | 2013-03-06 | 比亚迪股份有限公司 | Remote control system and remote control method for flameout automobiles |
| CN104363266A (en) * | 2014-10-23 | 2015-02-18 | 北京远特科技有限公司 | Remote vehicle control method, TSP (telematics service provider) backstage system and vehicular terminal |
| CN106507048A (en) * | 2016-11-18 | 2017-03-15 | 杭州好好开车科技有限公司 | A kind of audio-visual monitoring method of vehicle remote |
| CN111711652A (en) * | 2020-04-28 | 2020-09-25 | 江西江铃集团新能源汽车有限公司 | Vehicle remote control method, system, readable storage medium and device |
| CN112037379A (en) * | 2020-08-31 | 2020-12-04 | 东风商用车有限公司 | Remote vehicle door control system |
-
2021
- 2021-08-24 CN CN202110975796.2A patent/CN113873448A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102955453A (en) * | 2011-08-19 | 2013-03-06 | 比亚迪股份有限公司 | Remote control system and remote control method for flameout automobiles |
| CN104363266A (en) * | 2014-10-23 | 2015-02-18 | 北京远特科技有限公司 | Remote vehicle control method, TSP (telematics service provider) backstage system and vehicular terminal |
| CN106507048A (en) * | 2016-11-18 | 2017-03-15 | 杭州好好开车科技有限公司 | A kind of audio-visual monitoring method of vehicle remote |
| CN111711652A (en) * | 2020-04-28 | 2020-09-25 | 江西江铃集团新能源汽车有限公司 | Vehicle remote control method, system, readable storage medium and device |
| CN112037379A (en) * | 2020-08-31 | 2020-12-04 | 东风商用车有限公司 | Remote vehicle door control system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114928817A (en) * | 2022-04-25 | 2022-08-19 | 浙江零跑科技股份有限公司 | Vehicle remote control method based on encrypted short message |
| CN115314531A (en) * | 2022-06-30 | 2022-11-08 | 中国第一汽车股份有限公司 | Information processing method and device and vehicle |
| CN115314531B (en) * | 2022-06-30 | 2024-05-17 | 中国第一汽车股份有限公司 | Information processing method and device and vehicle |
| CN115426431A (en) * | 2022-09-19 | 2022-12-02 | 江苏天泽智联信息技术有限公司 | Awakening technology of vehicle-mounted terminal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113873448A (en) | Method for remotely waking up vehicle-mounted intelligent terminal after sleeping | |
| CN111061499B (en) | ECU updating method and system based on file system | |
| CN107295025B (en) | Vehicle-mounted terminal awakening system and method, vehicle-mounted terminal, vehicle and server | |
| US9462545B2 (en) | Method and apparatus for a battery saver utilizing a sleep and vacation strategy | |
| CN108881834B (en) | Commercial vehicle remote camera monitoring method | |
| US9872254B2 (en) | Method and apparatus for an alert strategy between modules | |
| CN111698307A (en) | Vehicle remote upgrading method, device, equipment and storage medium | |
| CN104954424A (en) | Remote vehicle connection status | |
| CN105577443A (en) | Multi-vehicle type automatic upgrading system and method of on-board OBD (On-Board Disgnostics) terminal device | |
| US20180191866A1 (en) | On-Vehicle Control Device and On-Vehicle Control Device Information Update System | |
| CN112208470B (en) | Method for realizing low power consumption of equipment and vehicle-mounted terminal | |
| CN103905520A (en) | Vehicle-mounted terminal control method and system and cloud end server | |
| CN112572349A (en) | Vehicle digital key processing method and system | |
| CN109204228B (en) | Vehicle start management method, electronic device, and storage medium | |
| CN103457977B (en) | Information processing method, security of vehicle method, car-mounted terminal, terminal and server | |
| CN111711652A (en) | Vehicle remote control method, system, readable storage medium and device | |
| CN110969771A (en) | Vehicle management method, device, vehicle-mounted terminal and storage medium thereof | |
| CN112165697A (en) | Tbox sleep wake-up control method and device and terminal equipment | |
| CN115065517A (en) | Vehicle business authorization method, device, cloud server and system | |
| CN106487897B (en) | Automobile remote communication control method and system | |
| CN111583460B (en) | Authentication method and device and computer equipment | |
| CN110719578B (en) | Method, system, device and storage medium for awakening automobile base station | |
| EP4184874A2 (en) | Method and system for interaction between vehicle and smart device | |
| CN113535793A (en) | Vehicle information query method, vehicle-mounted remote information processor and remote writing platform | |
| CN114691177A (en) | Upgrading method and device for vehicle-mounted remote monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211231 |
|
| RJ01 | Rejection of invention patent application after publication |