WO2019029253A1 - 一种基于fota的远程升级控制方法及系统 - Google Patents
一种基于fota的远程升级控制方法及系统 Download PDFInfo
- Publication number
- WO2019029253A1 WO2019029253A1 PCT/CN2018/090523 CN2018090523W WO2019029253A1 WO 2019029253 A1 WO2019029253 A1 WO 2019029253A1 CN 2018090523 W CN2018090523 W CN 2018090523W WO 2019029253 A1 WO2019029253 A1 WO 2019029253A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fota
- firmware
- download
- party terminal
- information
- Prior art date
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/61—Installation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/02—Standardisation; Integration
- H04L41/0246—Exchanging or transporting network management information using the Internet; Embedding network management web servers in network elements; Web-services-based protocols
- H04L41/0253—Exchanging or transporting network management information using the Internet; Embedding network management web servers in network elements; Web-services-based protocols using browsers or web-pages for accessing management information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/02—Standardisation; Integration
- H04L41/0246—Exchanging or transporting network management information using the Internet; Embedding network management web servers in network elements; Web-services-based protocols
- H04L41/0266—Exchanging or transporting network management information using the Internet; Embedding network management web servers in network elements; Web-services-based protocols using meta-data, objects or commands for formatting management information, e.g. using eXtensible markup language [XML]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0813—Configuration setting characterised by the conditions triggering a change of settings
- H04L41/082—Configuration setting characterised by the conditions triggering a change of settings the condition being updates or upgrades of network functionality
-
- 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
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
-
- 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
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
-
- 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
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
Definitions
- the present disclosure relates to the field of robot technology, and in particular to a FOTA-based remote upgrade control method and system.
- the air download software upgrade of the robot end device refers to providing a firmware upgrade service for the robot device with network connection function through the cloud upgrade technology, and the user uses the network to acquire the intelligent terminal system upgrade package in an on-demand and easy-to-expand manner, and adopts FOTA ( Firmware Over-The-Air mobile terminal's over-the-air software upgrade) performs cloud upgrades to complete system repair and optimization.
- FOTA Firmware Over-The-Air mobile terminal's over-the-air software upgrade
- the robot-side equipment is effectively and reliably upgraded by means of over-the-air downloading. In this way, vendors can more quickly introduce new systems to the market and increase user satisfaction with their robotic devices.
- the resulting software update package does not interfere with the original image file, making the update process simple and fast.
- FOTA firmware upgrades
- Applicable terminals have a wide range of services, which can basically provide upgrade services for all terminals in the market. Whether for telecom operators or terminal equipment manufacturers, cluster applications, grid technologies and distributed servers can handle large quantities at the same time. User's terminal upgrade requirements.
- FOTA and OS Operating System, operating system
- Different OS versions need to develop different FOTA adaptation versions.
- the system upgrade package downloaded through the FOTA module must be closely matched with the OS, not only Hardware-driven debugging, but also version compatibility testing, but such upgrade package is generally provided by the terminal manufacturer, FOTA is more to ensure that the upgrade package is downloaded, and installed to the terminal, in the intelligent era, FOTA cloud upgrade will become Standard configuration of intelligent terminals.
- the working environment and interactive performance of the robot make the convenience of upgrading the robot system different from that of the general mobile terminal. It is inconvenient to directly operate the robot system for upgrading.
- the problem to be solved by the present disclosure is to provide a FOTA-based remote upgrade control method and system, which can remotely control upgrade of an upgrade terminal (eg, a robot, a mobile phone) through a third-party terminal.
- an upgrade terminal eg, a robot, a mobile phone
- the present disclosure provides a FOTA-based remote upgrade control method, including: when receiving an inspection update instruction sent by a third-party terminal, sending a check update request to the FOTA server; and receiving the FOTA server to return according to the check update request
- the firmware information is returned to the third party terminal; when receiving the download instruction sent by the third party terminal according to the firmware information, downloading the firmware installation package from the FOTA server; After downloading the firmware installation package, receiving an installation instruction sent by the third-party terminal, and performing an upgrade according to the firmware installation package.
- the upgrade of the upgrade end can be controlled remotely and in stages, and the user can decide the operation of the upgrade end according to the actual situation and his own needs.
- the method further includes: if it is in the time policy control mode and reaches the preset check interval time, sending a check update request to the FOTA server.
- the check update request may be sent to the FOTA server by itself, or may be controlled by the third party terminal, and the control manner is various.
- the method further includes: when receiving the change information included in the firmware information returned by the FOTA server according to the check update request, changing the preset check interval time according to the change information.
- the FOTA server can control the change of the preset check interval on the upgrade end, and reduce the resource occupation of the FOTA server by the upgrade end.
- the firmware information includes: a download address; when receiving the download instruction sent by the third-party terminal according to the firmware information, downloading the firmware installation package from the FOTA server is specifically: when the third-party terminal is received When the download instruction is sent according to the firmware information, a link is established with the download address to download the firmware installation package.
- the download when the download instruction is received, the download can be directly performed through the download address, which is simple, convenient and fast.
- downloading the firmware installation package from the FOTA server is specifically: when receiving the third-party terminal, sending according to the firmware information When downloading the instruction, sending a firmware download request carrying the current version information to the FOTA server; when receiving the download address sent by the FOTA server according to the firmware download request, establishing a link with the download address, downloading the firmware installation package.
- the upgrade terminal when receiving the download instruction, may request the FOTA server to download the firmware installation package.
- the method further includes: feeding back the download information to the third party terminal in the process of downloading the firmware installation package from the FOTA server.
- the user who conveniently uses the third-party terminal can understand the download situation in real time and improve the user experience.
- sending the check update request to the FOTA server is specifically: when receiving the check update command sent by the third-party terminal, sending the current version information to the FOTA server Checking the update request; when receiving the firmware information returned by the FOTA server according to the check update request, returning the firmware information to the third-party terminal is specifically: when receiving the FOTA server according to the When the firmware information returned by the current version information in the update request is checked, the firmware information is returned to the third party terminal.
- the current version information enables the FOTA server to feed back accurate firmware information.
- the present disclosure also provides a FOTA-based remote upgrade control system, including: a third-party terminal, an upgrade terminal, and a FOTA server, the third-party terminal and the upgrade terminal are communicatively connected, and the upgrade terminal and the FOTA server are communicatively connected.
- the upgrade end includes: a terminal interaction unit, configured to receive an inspection update instruction sent by the third-party terminal; and an FOTA service unit, configured to send a check update to the FOTA server when receiving the check update instruction sent by the third-party terminal Requesting; and receiving firmware information returned by the FOTA server according to the check update request; the terminal interaction unit further configured to return the firmware information to the third party terminal; and receiving the third party a download instruction sent by the terminal according to the firmware information; the FOTA service unit is further configured to download a firmware installation package from the FOTA server when receiving a download instruction sent by the third party terminal according to the firmware information; The terminal interaction unit is further configured to receive an installation instruction sent by the third-party terminal; The OTA service unit is further configured to: when the firmware installation package is successfully downloaded, receive an installation instruction sent by the third-party terminal, and perform an upgrade according to the firmware installation package.
- the upgrade of the upgrade end can be controlled remotely and in stages, and the user can decide the operation of the upgrade end according to the actual situation and his own needs.
- the FOTA service unit is further configured to send a check update request to the FOTA server if the time policy control mode is reached and the preset check interval time is reached.
- the FOTA service unit is further configured to: when receiving the change information included in the firmware information returned by the FOTA server according to the check update request, change the preset check interval time according to the change information.
- the firmware information includes: a download address; the FOTA service unit is further configured to: when receiving the download instruction sent by the third-party terminal according to the firmware information, download the firmware installation package from the FOTA server, specifically: The FOTA service unit is configured to: when receiving the download instruction sent by the third-party terminal according to the firmware information, establish a link with the download address to download the firmware installation package.
- the FOTA service unit is further configured to: when receiving the download instruction sent by the third-party terminal according to the firmware information, downloading the firmware installation package from the FOTA server, specifically: the FOTA service unit, when receiving Sending, to the FOTA server, a firmware download request carrying current version information when the third party terminal sends a download instruction according to the firmware information; and receiving a download address sent by the FOTA server according to the firmware download request And establishing a link with the download address to download the firmware installation package.
- the terminal interaction unit is further configured to feed back the download information to the third party terminal during the process of downloading the firmware installation package from the FOTA server.
- the FOTA service unit is configured to: when receiving the check update instruction sent by the third party terminal, send a check update request to the FOTA server, and receive the firmware information returned by the FOTA server according to the check update request, specifically: The FOTA service unit is configured to: when receiving the check update instruction sent by the third party terminal, send a check update request request carrying the current version information to the FOTA server; and receive the FOTA server according to the check update request Firmware information returned by the current version information.
- the FOTA-based remote upgrade control method and system of the present invention controls the system upgrade of the upgrade terminal through the remote control of the third-party terminal, and continuously optimizes and repairs the problems and vulnerabilities of the upgrade terminal.
- the method of the present disclosure is applicable to system upgrade using a third-party terminal to control the robot end, and is also applicable to a system upgrade in which a third-party terminal controls other types of terminals.
- a third-party terminal can control system upgrades of several upgraded terminals to achieve integrated management.
- FIG. 1 is a structural diagram of a control system of a remote upgrade robot based on FOTA of the present disclosure
- FIG. 2 is a flow chart of one embodiment of a FOTA-based remote upgrade control method of the present disclosure
- FIG. 3 is a flow chart of another embodiment of the FOTA-based remote upgrade control method of the present disclosure.
- FIG. 4 is a schematic structural diagram of an embodiment of a FOTA-based remote upgrade control system of the present disclosure.
- the FOTA-based remote upgrade control method of the present disclosure can implement a third-party terminal to remotely control an upgraded end upgrade, and can also implement a third-party terminal to remotely control upgrade of multiple upgraded ends, and the implementation process of each upgraded end and a third-party terminal.
- the same is true, as long as the third-party terminal can distinguish the control command from being sent to the correct upgrade terminal (for example, when the upgrade terminal sends information to the third-party terminal, it carries its own IP address or MAC address for identification).
- the following is mainly explained by an example of a third-party terminal and an upgrade terminal.
- a FOTA-based remote upgrade control method includes the following steps:
- S101 sends a check update request to the FOTA server when receiving the check update instruction sent by the third party terminal.
- communication can be performed between the third-party terminal and the upgrade terminal.
- the system service used for communication with the upgrade terminal in the third-party terminal is always running in the background, and the system service used by the upgrade terminal to communicate with the third-party terminal is always in the background, and the system service at both ends is used.
- the user sends a check update command to the upgrade terminal through the third-party terminal, and after receiving the upgrade, the user sends a check update request to the FOTA server.
- the communication protocol between the third-party terminal and the upgrade terminal adopts the WebSocket protocol, and the HTTP protocol is adopted between the upgrade terminal and the FOTA server.
- system service that the upgrade terminal communicates with the third-party terminal and the system service that the upgrade terminal communicates with the FOTA server are two different services.
- Third-party terminals include: electronic devices such as mobile phones, tablets, and computers.
- the upgraded console can be a mobile phone, a tablet, a computer, and the like. For example, use a mobile phone to control other mobile phones to upgrade.
- a specific application example of the FOTA-based remote upgrade method of the robot system is further explained based on FIG. 1, and the user (for example, the guardian) implements the upgrade of the robot end system through the third-party terminal.
- the robot is used as the upgrade terminal, and the system is Android system.
- the first FOTA Agent of the system service on the third-party terminal keeps running in the background
- the second FOTA Agent of the robot end keeps running in the background.
- the FOTA service unit communicates with the FOTA server.
- the guardian issues an inspection update instruction through the third-party terminal, and the first FOTA Agent of the third-party terminal encapsulates the inspection update instruction according to the WebSocket protocol requirement, and then transmits the second FOTA Agent to the robot side through the Websocket protocol, and the second FOTA Agent of the robot terminal.
- the first FOTA Agent of the third-party terminal encapsulates the inspection update instruction according to the WebSocket protocol requirement, and then transmits the second FOTA Agent to the robot side through the Websocket protocol, and the second FOTA Agent of the robot terminal.
- After receiving the information encapsulated according to the Websocket protocol it parses it, extracts the check update instruction, and then calls the AIDL (Android Interface Definition Language) cross-process access technology, and the second FOTA Agent of the robot side and the FOTA service unit of the robot side.
- AIDL Android Interface Definition Language
- the FOTA service unit of the robot system is called, and the FOTA service unit encapsulates the check update instruction into an HTTP protocol, and sends a check update request to the server to check whether there is a new firmware installation package on the server side.
- the FOTA server when receiving the check update request, sends the checked result (ie, firmware information) to the upgrade terminal, and the upgrade terminal also sends the firmware information to the third-party terminal, so that the user holding the third-party terminal Decide whether you need to perform downloads, upgrades, and so on.
- the firmware information includes: firmware version information.
- an example of the transmission process of the firmware information between the FOTA server and the robot terminal, and the transmission process of the firmware information by the robot terminal and the third party terminal are as follows:
- the server side When the FOTA server checks for the existence of the new firmware installation package, the server side encapsulates the checked result (ie firmware information) into a JSON protocol and sends it to the FOTA service unit of the robot side.
- the FOTA service unit extracts the JSON protocol sent by the FOTA server and extracts it.
- the second FOTA Agent of the robot side encapsulates the firmware information into the first FOTA Agent that the WebSocket protocol returns to the third-party terminal. After the first FOTA Agent of the third-party terminal receives and parses, the content of the firmware information is displayed on the interface, for example. : The latest version information.
- S103 downloads the firmware installation package from the FOTA server when receiving the download instruction sent by the third party terminal according to the firmware information.
- the implementation process of the third party terminal sending the download instruction according to the firmware information may be: when the third party terminal displays the firmware information, it may ask whether the download is needed. For example, if you need to download the option, the user can click to confirm whether to send the download instruction.
- the third-party terminal considers that the download command is received, so the download command is sent to the upgrade terminal; if the button representing the download is not clicked, it is considered that the download command is not received, and no update command is sent to the upgrade terminal.
- the upgrade side does not receive any instructions, no action is taken.
- the user can decide whether to choose to send a download command according to his or her own needs (want to upgrade) or the actual situation (for example, the power of the robot is insufficient, the signal is not good, etc.).
- the upgrade terminal When the upgrade terminal receives the download command, the upgrade terminal will download the firmware installation package from the FOTA server, and will also store the downloaded firmware installation package locally. When the firmware installation package is successfully downloaded, the third-party terminal is notified to let the user holding the third-party terminal decide whether it needs to be installed.
- the download information is fed back to the third party terminal during the process of downloading the firmware installation package from the FOTA server.
- the progress of the upgrade download is backed up to the third-party terminal through the FOTA Agent encapsulated into a Websocket message, and the third-party terminal can view the download progress in real time.
- the second FOTA Agent of the robot side downloads the download progress, the size of the installation package, and the countdown time of the successful download in real time according to the WebSocket protocol to the third party terminal.
- the first FOTA Agent the user can display the current download progress and completion time through the first FOTA Agent display of the third party terminal.
- the S104 After successfully downloading the firmware installation package, the S104 upgrades according to the firmware installation package when receiving the installation instruction sent by the third-party terminal.
- the user can decide whether to install now according to the actual situation, and can immediately send the installation instruction, or wait for a period of time before sending the installation instruction. For example, if the power of the upgrade terminal is found to be low, the installation command may not be sent immediately. After the upgrade terminal is fully charged, the installation command is sent.
- the AIDL cross-process access technology is invoked, and the second FOTA Agent of the robot side issues an instruction to wait for installation, and the second FOTA Agent of the robot side firstly connects to the third party terminal through the WebSocket protocol.
- the FOTA Agent issues an installation request. If the third-party terminal chooses to install, the first FOTA Agent of the third-party terminal encapsulates the installation instruction into a second FOTA Agent that is transmitted to the robot side by the WebSocket protocol, and the second FOTA Agent of the robot side invokes the AIDL cross-process access technology.
- the installation instruction is sent to the FOTA service unit of the robot side. After the FOTA service unit obtains the installation instruction, the Android installation interface is called, and the robot side automatically installs the firmware installation package. Otherwise, the robot terminal will not perform any operation.
- This embodiment is based on the improvement of FOTA, so that the upgrade of the upgrade end can be controlled remotely and periodically.
- the user can decide the operation of the upgrade end according to the actual situation and his own needs; and the phase control can upgrade the different work environments and interaction performance.
- the upgrade of the terminal is more convenient (for example, it is not upgraded when it is not convenient to upgrade, preventing frequent upgrade failures), and the application is more extensive.
- a FOTA-based remote upgrade control method includes the following steps:
- the S201 If the S201 is in the time policy control mode and reaches the preset check interval, the S201 sends an check update request to the FOTA server.
- the triggering condition for the upgrade terminal to send the check update request to the FOTA server is two types: one is to receive the check update command sent by the third party terminal; the other is to automatically send the FOTA server to the FOTA server when the upgrade end is in the time policy control mode. Send a check for an update request.
- the time policy control mode can be set to be on or off.
- the third party terminal can also intervene to send control commands, such as checking update instructions.
- the time policy control mode automatically sends a check update request to the FOTA server based on the preset check interval time. For example, the check update request is sent to the FOTA server every hour, and the preset check interval is set to one hour.
- the upgrade terminal When the upgrade terminal sends a check update request to the FOTA server, it will carry the current version information of the firmware that is currently installed, so that the FOTA server can find the latest firmware version.
- the firmware information includes: firmware version information, which is viewed by a user holding a third-party terminal.
- downloading the firmware installation package from the FOTA server is specifically as follows:
- the S205 When receiving the download address sent by the FOTA server according to the firmware download request, the S205 establishes a link with the download address to download the firmware installation package.
- the upgrade terminal sends a firmware download request carrying the current version information of the firmware to the FOTA server
- the FOTA server sends a download address corresponding to the latest firmware version information according to the current version information
- the upgrade end establishes an HTTP link with the download address. Download the firmware installation package.
- the firmware information further includes: a download address.
- downloading the firmware installation package from the FOTA server is specifically: when receiving the download instruction sent by the third-party terminal according to the firmware information, establishing a link with the download address, and downloading the firmware installation package .
- the FOTA feeds back the corresponding latest firmware version information and the corresponding download address as the check result (ie, firmware information) to the upgrade end according to the current version information sent by the upgrade terminal.
- the upgrade terminal receives the download command, it is not necessary to send the download request to the FOTA server. You can directly download the firmware installation package directly from the download address to save time.
- the download information is fed back to the third party terminal during the process of downloading the firmware installation package from the FOTA server.
- the second FOTA Agent of the robot side downloads the download progress, the size of the installation package, and the countdown time of the successful download in real time according to the WebSocket protocol to the third party terminal.
- the first FOTA Agent the user can display the current download progress and completion time through the first FOTA Agent display of the third party terminal.
- the upgrade operation is not performed.
- the FOTA-based remote upgrade control method further includes the following steps: S207: When receiving the change information included in the firmware information returned by the FOTA server according to the check update request, changing the preset check interval time or the shutdown time policy control mode according to the change information.
- the firmware information may further include: changing information.
- changing information When the current version information of the upgrade terminal is the latest on the FOTA server, the upgrade terminal does not need to automatically send the check update request frequently. Therefore, the FOTA server can change the information to let the upgrade terminal change its preset check interval. .
- Step S207 can be performed at any time after step 201 or step S202 according to the change information contained in the firmware information returned by the server.
- the original check interval on the upgrade side is 3 hours. Now that FOTA finds that its firmware is the latest version, it will send the change information that the preset check interval becomes 10 hours, so that the upgrade terminal can change it automatically and extend its automatic. Sends the time to check for update instructions, reducing their use of FOTA server resources.
- the FOTA server can also send the change information of the shutdown time policy control mode, so that the upgrade terminal can close the time policy control mode by itself. If the user feels it is necessary to enable it, it can control the upgrade side to open the time policy control mode through the third party terminal.
- the change operation for example, changing the preset check interval or the close time policy control mode
- feeding back the firmware information to the third terminal are performed by two processes, and there is no restriction between the two.
- the upgrade terminal fails to check the update request during the process of sending the check update request to the FOTA, if the check update request is based on the check update command sent by the third-party terminal, If it is sent, it needs to feedback to the third-party terminal to check the update failure information; if the upgrade terminal is automatically sent in the time policy control mode, it can wait until the next scheduled check interval to send the check update request.
- the check update command sent by the third party terminal is received within the preset check interval, the upgrade terminal also sends a check update request to the FOTA server.
- the firmware installation package In the process of downloading the firmware installation package, if the download fails, the firmware installation package that failed to download is deleted. Optionally, the feedback information of the download failure is fed back to the third party terminal.
- the upgrade end of the embodiment may send a check update request to the FOTA server by itself, or may be controlled by a third party terminal, and the control manner is various.
- the download and installation are determined by the user who holds the third-party terminal.
- the staged control mode enables the upgrade of the upgraded end to be applied to different scenarios, which is more flexible and reliable.
- a FOTA-based remote upgrade control system includes: a third-party terminal 10, and at least one upgrade terminal 20 (only one is schematically drawn in the figure) And the FOTA server 30, the third party terminal 10 and each upgrade terminal 20 are in communication connection, and each upgrade terminal 20 and the FOTA server 30 are in communication connection.
- the system service used for communication with the upgrade terminal in the third-party terminal is always running in the background, and the upgrade service is used for system communication with the third-party terminal (such as the terminal interaction unit mentioned below, also shown in FIG. 1).
- the second FOTA Agent in the middle is always running in the background, and the system services at both ends are used to exchange, deliver messages and instructions.
- the system service that the upgrade side communicates with the third-party terminal, and the system service that the upgrade side communicates with the FOTA server are two different services.
- the system service that the upgrade side communicates with the FOTA server is the FOTA service unit described below.
- Third-party terminals include: electronic devices such as mobile phones, tablets, and computers.
- the upgraded console can be a mobile phone, a tablet, a computer, and the like. For example, use a mobile phone to control other mobile phones to upgrade.
- a user implements an upgrade of the robot end system through a third-party terminal.
- the robot is used as the upgrade terminal, and the system is Android system.
- the first FOTA Agent of the system service on the third-party terminal keeps running in the background
- the second FOTA Agent of the robot side keeps running in the background, the first FOTA Agent and the second FOTA.
- the FOTA service unit communicates with the FOTA server.
- the upgrade side 20 includes:
- the terminal interaction unit 21 is configured to receive an inspection update instruction sent by the third-party terminal.
- the FOTA service unit 22 is configured to: when receiving the check update instruction sent by the third party terminal, send the check update request to the FOTA server; and receive the firmware information returned by the FOTA server according to the check update request.
- the guardian issues an inspection update instruction through the third-party terminal, and the first FOTA Agent of the third-party terminal encapsulates the inspection update instruction according to the requirements of the WebSocket protocol, and then transmits the second FOTA Agent to the second terminal of the robot through the Websocket protocol.
- the second FOTA Agent of the robot side parses it, extracts the check update instruction, and then calls the AIDL cross-process access technology to connect the second FOTA Agent of the robot side and the FOTA service unit of the robot side.
- the FOTA service unit of the robot system is called, and the FOTA service unit encapsulates the check update instruction into an HTTP protocol, and sends a check update request to the server to check whether there is a new firmware installation package on the server side.
- the terminal interaction unit 21 is further configured to: return the firmware information to the third-party terminal; and receive the download instruction sent by the third-party terminal according to the firmware information.
- the FOTA server When receiving the check update request, the FOTA server sends the checked result (ie, the firmware information) to the upgrade terminal, and the upgrade terminal also sends the firmware information to the third-party terminal, so that the user holding the third-party terminal determines whether it is needed. Perform downloads, upgrades, and more.
- the firmware information includes: firmware version information.
- an example of the transmission process of the firmware information between the FOTA server and the robot terminal, and the transmission process of the firmware information by the robot terminal and the third party terminal are as follows:
- the server side When the FOTA server checks for the existence of the new firmware installation package, the server side encapsulates the checked result (ie firmware information) into a JSON protocol and sends it to the FOTA service unit of the robot side.
- the FOTA service unit extracts the JSON protocol sent by the FOTA server and extracts it.
- the second FOTA Agent of the robot side encapsulates the firmware information into the first FOTA Agent that the WebSocket protocol returns to the third-party terminal. After the first FOTA Agent of the third-party terminal receives and parses, the content of the firmware information is displayed on the interface, for example. : The latest version information.
- the FOTA service unit 22 is further configured to download the firmware installation package from the FOTA server when receiving the download instruction sent by the third party terminal according to the firmware information.
- the implementation process of the third party terminal sending the download instruction according to the firmware information may be: when the third party terminal displays the firmware information, it may ask whether it needs to be downloaded. For example, if you need to download the option, the user can click to confirm whether to send the download instruction.
- the third-party terminal considers that the download command is received, so the download command is sent to the upgrade terminal; if the button representing the download is not clicked, it is considered that the download command is not received, and no update command is sent to the upgrade terminal.
- the upgrade side does not receive any instructions, no action is taken.
- the user can decide whether to choose to send a download command according to his or her own needs (want to upgrade) or the actual situation (for example, the power of the robot is insufficient, the signal is not good, etc.).
- the upgrade terminal When the upgrade terminal receives the download command, the upgrade terminal will download the firmware installation package from the FOTA server, and will also store the downloaded firmware installation package locally. When the firmware installation package is successfully downloaded, the third-party terminal is notified to let the user holding the third-party terminal decide whether it needs to be installed.
- the terminal interaction unit 21 is configured to feed back the download information to the third party terminal during the process of downloading the firmware installation package from the FOTA server.
- the second FOTA Agent of the robot side downloads the download progress, the size of the installation package, and the countdown time of the successful download in real time according to the WebSocket protocol to the third party terminal.
- the first FOTA Agent the user can display the current download progress and completion time through the first FOTA Agent display of the third party terminal.
- the terminal interaction unit 21 is further configured to receive an installation instruction sent by the third-party terminal.
- the FOTA service unit 22 is further configured to perform an upgrade according to the firmware installation package when receiving the installation instruction sent by the third-party terminal after successfully downloading the firmware installation package.
- the user can decide whether to install now according to the actual situation, and can immediately send the installation instruction, or wait for a period of time before sending the installation instruction. For example, if the power of the upgrade terminal is found to be low, the installation command may not be sent immediately. After the upgrade terminal is fully charged, the installation command is sent.
- the AIDL cross-process access technology is invoked, and the second FOTA Agent of the robot side issues an instruction to wait for installation, and the second FOTA Agent of the robot side firstly connects to the third party terminal through the WebSocket protocol.
- the FOTA Agent issues an installation request. If the third-party terminal chooses to install, the first FOTA Agent of the third-party terminal encapsulates the installation instruction into a second FOTA Agent that is transmitted to the robot side by the WebSocket protocol, and the second FOTA Agent of the robot side invokes the AIDL cross-process access technology.
- the installation instruction is sent to the FOTA service unit of the robot side. After the FOTA service unit obtains the installation instruction, the Android installation interface is called, and the robot side automatically installs the firmware installation package. Otherwise, the robot terminal will not perform any operation.
- This embodiment is based on the improvement of FOTA, so that the upgrade of the upgrade end can be controlled remotely and periodically.
- the user can decide the operation of the upgrade end according to the actual situation and his own needs; and the phase control can upgrade the different work environments and interaction performance.
- the upgrade of the terminal is more convenient (for example, it is not upgraded when it is not convenient to upgrade, preventing frequent upgrade failures), and the application is more extensive.
- a FOTA-based remote upgrade control system includes: a third-party terminal 10, at least one upgrade terminal 20, and a FOTA server 30, and a third-party terminal 10 and each upgrade terminal 20 communicate with each other.
- Each upgrade terminal 20 is in communication with the FOTA server 30.
- the upgrade side 20 includes:
- the FOTA service unit 22 is configured to send a check update request to the FOTA server if it is in the time policy control mode and reaches the preset check interval.
- the terminal interaction unit 21 is configured to receive an inspection update instruction sent by the third-party terminal.
- the FOTA service unit 22 is configured to: when receiving the check update instruction sent by the third party terminal, send the check update request to the FOTA server; and receive the firmware information returned by the FOTA server according to the check update request.
- the check update request carries the current version information.
- the time policy control mode can be set to be on or off.
- the third party terminal can also intervene to send control commands, such as checking update instructions.
- the time policy control mode automatically sends a check update request to the FOTA server based on the preset check interval time. For example, the check update request is sent to the FOTA server every two hours, and the preset check interval is set to one hour.
- the FOTA service unit is configured to send a check update request to the FOTA server when receiving the check update instruction sent by the third party terminal, and the firmware information returned by the receiving FOTA server according to the check update request is specifically:
- a FOTA service unit configured to: when receiving the check update instruction sent by the third party terminal, send a check update request carrying the current version information to the FOTA server; and receive the current version in the FOTA server according to the check update request Firmware information returned by the message.
- the upgrade terminal sends a check update request to the FOTA server, it carries the current version information of the firmware that is currently installed, so that the FOTA server can find the latest firmware version.
- the terminal interaction unit 21 is further configured to: return the firmware information to the third-party terminal; and receive the download instruction sent by the third-party terminal according to the firmware information.
- the firmware information includes: firmware version information for viewing by users holding third party terminals.
- the FOTA service unit 22 is further configured to: when receiving the change information included in the firmware information returned by the FOTA server according to the check update request, change the preset check interval time or the close time policy control mode according to the change information.
- the firmware information may further include: changing information.
- changing information When the current version information of the upgrade terminal is the latest on the FOTA server, the upgrade terminal does not need to automatically send the check update request frequently. Therefore, the FOTA server can change the information to let the upgrade terminal change its preset check interval. .
- the original check interval on the upgrade side is 2 hours. Now that FOTA finds that its firmware is the latest version, it will send the change information that the preset check interval becomes 8 hours, so that the upgrade terminal can change it automatically and extend its automatic. Sends the time to check for update instructions, reducing their use of FOTA server resources.
- the FOTA server can also send the change information of the shutdown time policy control mode, so that the upgrade terminal can close the time policy control mode by itself. If the user feels it is necessary to enable it, it can control the upgrade side to open the time policy control mode through the third party terminal.
- the FOTA service unit 22 is further configured to: when receiving the download instruction sent by the third-party terminal according to the firmware information, downloading the firmware installation package from the FOTA server is specifically:
- the FOTA service unit 22 is configured to: when receiving the download instruction sent by the third-party terminal according to the firmware information, send a firmware download request carrying the current version information to the FOTA server;
- the upgrade terminal sends a firmware download request carrying the current version information of the firmware to the FOTA server
- the FOTA server sends a download address corresponding to the latest firmware version information according to the current version information
- the upgrade end establishes an HTTP link with the download address. Download the firmware installation package.
- the firmware information further includes: a download address.
- the FOTA service unit is further configured to: when receiving the download instruction sent by the third party terminal according to the firmware information, downloading the firmware installation package from the FOTA server is specifically:
- the FOTA service unit 22 is configured to, when receiving a download instruction sent by the third-party terminal according to the firmware information, establish a link with the download address to download the firmware installation package.
- the FOTA feeds back the corresponding latest firmware version information and the corresponding download address as the check result (ie, firmware information) to the upgrade end according to the current version information sent by the upgrade terminal.
- the upgrade terminal receives the download command, it is not necessary to send the download request to the FOTA server. You can directly download the firmware installation package directly from the download address to save time.
- the terminal interaction unit 21 is further configured to feed back the download information to the third party terminal during the process of downloading the firmware installation package from the FOTA server.
- the second FOTA Agent of the robot side downloads the download progress, the size of the installation package, and the countdown time of the successful download in real time according to the WebSocket protocol to the third party terminal.
- the first FOTA Agent the user can display the current download progress and completion time through the first FOTA Agent display of the third party terminal.
- the terminal interaction unit 21 is further configured to receive an installation instruction sent by the third-party terminal.
- the FOTA service unit 22 is further configured to perform an upgrade according to the firmware installation package when receiving the installation instruction sent by the third-party terminal after successfully downloading the firmware installation package.
- the upgrade operation is not performed.
- the upgrade terminal of this embodiment may send a check update request to the FOTA server by itself, or may be controlled by a third-party terminal, and the control manner is various.
- the download and installation are determined by the user who holds the third-party terminal.
- the staged control mode enables the upgrade of the upgraded end to be applied to different scenarios, which is more flexible and reliable.
- the upgrade terminal fails to check the update request during the process of sending the check update request to the FOTA, if the check update request is based on the check update command sent by the third-party terminal, If it is sent, it needs to feedback to the third-party terminal to check the update failure information; if the upgrade terminal is automatically sent in the time policy control mode, it can wait until the next scheduled check interval to send the check update request.
- the check update command sent by the third party terminal is received within the preset check interval, the upgrade terminal also sends a check update request to the FOTA server.
- the firmware installation package In the process of downloading the firmware installation package, if the download fails, the firmware installation package that failed to download is deleted. Optionally, the feedback information of the download failure is fed back to the third party terminal.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Stored Programmes (AREA)
Abstract
Description
Claims (14)
- 一种基于FOTA的远程升级控制方法,其特征在于,包括:当接收到第三方终端发送的检查更新指令时,向FOTA服务器发送检查更新请求;当接收到所述FOTA服务器根据所述检查更新请求返回的固件信息时,将所述固件信息回传给所述第三方终端;当接收到所述第三方终端根据所述固件信息发送的下载指令时,从所述FOTA服务器下载固件安装包;当成功下载所述固件安装包后,接收到所述第三方终端发送的安装指令,根据所述固件安装包进行升级。
- 如权利要求1所述的基于FOTA的远程升级控制方法,其特征在于,还包括:若处于时间策略控制模式、且达到预设检查间隔时间,则向FOTA服务器发送检查更新请求。
- 如权利要求2所述的基于FOTA的远程升级控制方法,其特征在于,还包括:当接收到所述FOTA服务器根据所述检查更新请求返回的固件信息中包括更改信息时,根据所述更改信息,更改所述预设检查间隔时间。
- 如权利要求1所述的基于FOTA的远程升级控制方法,其特征在于:所述固件信息包括:下载地址;所述当接收到所述第三方终端根据所述固件信息发送的下载指令时,从所述FOTA服务器下载固件安装包具体为:当接收到所述第三方终端根据所述固件信息发送的下载指令时,与所述下载地址建立链接,下载所述固件安装包。
- 如权利要求1所述的基于FOTA的远程升级控制方法,其特征在于,所述当接收到所述第三方终端根据所述固件信息发送的下载指令时,从所述FOTA服务器下载固件安装包具体为:当接收到所述第三方终端根据所述固件信息发送的下载指令时,向FOTA服务器发送携带有当前版本信息的固件下载请求;当接收到所述FOTA服务器根据所述固件下载请求发送的下载地址时,与所述下载地址建立链接,下载所述固件安装包。
- 如权利要求1所述的基于FOTA的远程升级控制方法,其特征在于,还包括:在从所述FOTA服务器下载固件安装包的过程中,将下载信息反馈给所述第三方终端。
- 如权利要求1所述的基于FOTA的远程升级控制方法,其特征在于:所述当接收到第三方终端发送的检查更新指令时,向FOTA服务器发送检查更新请求具体为:当接收到第三方终端发送的检查更新指令时,向FOTA服务器发送携带有当前版本信息的检查更新请求;所述当接收到所述FOTA服务器根据所述检查更新请求返回的固件信息时,将所述固件信息回传给所述第三方终端具体为:当接收到所述FOTA服务器根据所述检查更新请求中的当前版本信息返回的固件信息时,将所述固件信息回传给所述第三方终端。
- 一种基于FOTA的远程升级控制系统,其特征在于,包括:第三方终端、升级端和FOTA服务器,所述第三方终端和所述升级端通信连接,所述升级端和所述FOTA服务器通信连接;所述升级端包括:终端交互单元,用于接收所述第三方终端发送的检查更新指令;FOTA服务单元,用于当接收到第三方终端发送的检查更新指令时,向FOTA服务器发送检查更新请求;以及,接收所述FOTA服务器根据所述检查更新请求返回的固件信息;所述终端交互单元,进一步用于将所述固件信息回传给所述第三方终端;以及,接收所述第三方终端根据所述固件信息发送的下载指令;所述FOTA服务单元,进一步用于当接收到所述第三方终端根据所述固件信息发送的下载指令时,从所述FOTA服务器下载固件安装包;所述终端交互单元,进一步用于接收所述第三方终端发送的安装指令;所述FOTA服务单元,进一步用于当成功下载所述固件安装包后,接收到所述第三方终端发送的安装指令,根据所述固件安装包进行升级。
- 如权利要求8所述的基于FOTA的远程升级控制系统,其特征在于:所述FOTA服务单元,进一步用于若处于时间策略控制模式、且达到预设检查间隔时间,则向FOTA服务器发送检查更新请求。
- 如权利要求9所述的基于FOTA的远程升级控制系统,其特征在于:所述FOTA服务单元,进一步用于当接收到所述FOTA服务器根据所述检查更新请求返回的固件信息中包括更改信息时,根据所述更改信息,更改所述预设检查间隔时间。
- 如权利要求8所述的基于FOTA的远程升级控制系统,其特征在于:所述固件信息包括:下载地址;所述FOTA服务单元,进一步用于当接收到所述第三方终端根据所述固件信息发送的下载指令时,从所述FOTA服务器下载固件安装包具体为:所述FOTA服务单元,用于当接收到所述第三方终端根据所述固件信息发送的下载指令时,与所述下载地址建立链接,下载所述固件安装包。
- 如权利要求8所述的基于FOTA的远程升级控制系统,其特征在于, 所述FOTA服务单元,进一步用于当接收到所述第三方终端根据所述固件信息发送的下载指令时,从所述FOTA服务器下载固件安装包具体为:所述FOTA服务单元,用于当接收到所述第三方终端根据所述固件信息发送的下载指令时,向FOTA服务器发送携带有当前版本信息的固件下载请求;以及,当接收到所述FOTA服务器根据所述固件下载请求发送的下载地址时,与所述下载地址建立链接,下载所述固件安装包。
- 如权利要求8所述的基于FOTA的远程升级控制系统,其特征在于:所述终端交互单元,进一步用于在从所述FOTA服务器下载固件安装包的过程中,将下载信息反馈给所述第三方终端。
- 如权利要求8所述的基于FOTA的远程升级控制系统,其特征在于:所述FOTA服务单元,用于当接收到第三方终端发送的检查更新指令时,向FOTA服务器发送检查更新请求,以及,接收所述FOTA服务器根据所述检查更新请求返回的固件信息具体为:所述FOTA服务单元,用于当接收到第三方终端发送的检查更新指令时,向FOTA服务器发送携带有当前版本信息的检查更新请求;以及,接收所述FOTA服务器根据所述检查更新请求中的当前版本信息返回的固件信息。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710677230.5 | 2017-08-09 | ||
CN201710677230.5A CN107332932B (zh) | 2017-08-09 | 2017-08-09 | 一种基于fota的机器人系统远程升级方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2019029253A1 true WO2019029253A1 (zh) | 2019-02-14 |
Family
ID=60199212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2018/090523 WO2019029253A1 (zh) | 2017-08-09 | 2018-06-08 | 一种基于fota的远程升级控制方法及系统 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN107332932B (zh) |
WO (1) | WO2019029253A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109960521A (zh) * | 2019-03-20 | 2019-07-02 | 北京顺丰同城科技有限公司 | 应用程序升级方法、装置、电子设备及存储介质 |
CN113076117A (zh) * | 2020-01-03 | 2021-07-06 | 北京猎户星空科技有限公司 | 一种ota升级方法、装置、电子设备及存储介质 |
CN113326053A (zh) * | 2021-06-18 | 2021-08-31 | 上海钛米机器人股份有限公司 | 一种机器人管理系统和方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107332932B (zh) * | 2017-08-09 | 2020-04-17 | 南京阿凡达机器人科技有限公司 | 一种基于fota的机器人系统远程升级方法 |
CN109814900B (zh) * | 2018-12-29 | 2023-05-30 | 深圳市越疆科技股份有限公司 | 一种固件更新方法、装置及机器人关节的控制器 |
CN110096047B (zh) * | 2019-04-04 | 2022-02-15 | 深圳无境智能机器人有限公司 | 一种机器人运动控制系统的升级方法及系统 |
CN110602209A (zh) * | 2019-09-09 | 2019-12-20 | 合肥移瑞通信技术有限公司 | 一种基于dmp的固件空中升级方法及系统 |
CN110764803B (zh) * | 2019-10-21 | 2023-03-31 | 北京云迹科技股份有限公司 | 一种软件的升级方法及装置 |
CN112468502B (zh) * | 2020-11-27 | 2022-07-01 | 杭州梦视网络科技有限公司 | 一种基于Websocket协议的嵌入式设备远程实验方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140068587A1 (en) * | 2012-08-30 | 2014-03-06 | Nishant Krishna | System and method for efficient software replication |
CN106250192A (zh) * | 2016-08-04 | 2016-12-21 | 芯讯通无线科技(上海)有限公司 | 上位机的软件升级方法及系统 |
CN106897086A (zh) * | 2017-01-13 | 2017-06-27 | 北京光年无限科技有限公司 | 用于升级机器人操作系统的方法、装置及系统 |
CN107332932A (zh) * | 2017-08-09 | 2017-11-07 | 南京阿凡达机器人科技有限公司 | 一种基于fota的机器人系统远程升级方法 |
-
2017
- 2017-08-09 CN CN201710677230.5A patent/CN107332932B/zh active Active
-
2018
- 2018-06-08 WO PCT/CN2018/090523 patent/WO2019029253A1/zh active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140068587A1 (en) * | 2012-08-30 | 2014-03-06 | Nishant Krishna | System and method for efficient software replication |
CN106250192A (zh) * | 2016-08-04 | 2016-12-21 | 芯讯通无线科技(上海)有限公司 | 上位机的软件升级方法及系统 |
CN106897086A (zh) * | 2017-01-13 | 2017-06-27 | 北京光年无限科技有限公司 | 用于升级机器人操作系统的方法、装置及系统 |
CN107332932A (zh) * | 2017-08-09 | 2017-11-07 | 南京阿凡达机器人科技有限公司 | 一种基于fota的机器人系统远程升级方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109960521A (zh) * | 2019-03-20 | 2019-07-02 | 北京顺丰同城科技有限公司 | 应用程序升级方法、装置、电子设备及存储介质 |
CN109960521B (zh) * | 2019-03-20 | 2022-08-02 | 北京顺丰同城科技有限公司 | 应用程序升级方法、装置、电子设备及存储介质 |
CN113076117A (zh) * | 2020-01-03 | 2021-07-06 | 北京猎户星空科技有限公司 | 一种ota升级方法、装置、电子设备及存储介质 |
CN113076117B (zh) * | 2020-01-03 | 2024-05-07 | 北京猎户星空科技有限公司 | 一种ota升级方法、装置、电子设备及存储介质 |
CN113326053A (zh) * | 2021-06-18 | 2021-08-31 | 上海钛米机器人股份有限公司 | 一种机器人管理系统和方法 |
Also Published As
Publication number | Publication date |
---|---|
CN107332932A (zh) | 2017-11-07 |
CN107332932B (zh) | 2020-04-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2019029253A1 (zh) | 一种基于fota的远程升级控制方法及系统 | |
CN110855774B (zh) | 基于mqtt协议的自动配置的物联网系统 | |
CN106897086B (zh) | 用于升级机器人操作系统的方法、装置及系统 | |
WO2016149908A1 (zh) | 一种终端系统的升级方法、终端及系统 | |
JP5307276B2 (ja) | Usb装置の遠隔制御方法及びこれを実行するシステム | |
WO2008014647A1 (fr) | Procédé d'entretien pour l'objet de gestion de capacité, procédé de gestion de capacité, système et terminal correspondants | |
CN102567061B (zh) | 电视机与遥控器双向升级的方法和系统 | |
CN103533432A (zh) | 一种启动电视应用的方法和系统 | |
CN107517269B (zh) | 基于vr设备的远程同步推送文件的缓存方法及系统 | |
CN105517015A (zh) | 一种wifi产品空中下载OTA升级方法、装置及终端 | |
US11159372B2 (en) | Method and apparatus for restoring network device to factory defaults, and network device | |
US9462535B2 (en) | Method, apparatus and system for obtaining error code information | |
KR20050080504A (ko) | 인터넷 영상 전화 단말기의 펌웨어 자동 업그레이드시스템 및 이의 운용방법 | |
CN113934442A (zh) | 一种软件升级方法及装置 | |
EP3255541A1 (en) | A method and system for installing software | |
WO2020098457A1 (zh) | 窄带设备升级方法、移动终端及可读存储介质 | |
CN102053844A (zh) | 软件升级方法和采用该方法的软件升级系统 | |
KR20180050001A (ko) | 사물인터넷 기기의 펌웨어 업그레이드 시스템 및 방법 | |
JP5610654B2 (ja) | 端末管理パッケージを提供する装置及び前記端末管理パッケージを受信する方法 | |
KR101651854B1 (ko) | 푸시 메시지를 이용한 소프트웨어 업그레이드 방법 및 장치 | |
CN104506604A (zh) | 一种车载终端自动远程升级的方法 | |
CN107277107B (zh) | 应用调试方法、装置及系统 | |
WO2019033724A1 (zh) | 一种基于浏览器的嵌入式操作方法、电视机及存储装置 | |
CN108063980A (zh) | 一种tv应用软件管理方法、系统及装置 | |
CN114679439A (zh) | 一种用于物联网基于蓝牙ble的辅助下载升级包方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 18844452 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 18844452 Country of ref document: EP Kind code of ref document: A1 |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 18844452 Country of ref document: EP Kind code of ref document: A1 |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 09.12.2020) |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 18844452 Country of ref document: EP Kind code of ref document: A1 |