CN112099863A - Method and device for updating startup picture and computer readable storage medium - Google Patents
Method and device for updating startup picture and computer readable storage medium Download PDFInfo
- Publication number
- CN112099863A CN112099863A CN202010991611.2A CN202010991611A CN112099863A CN 112099863 A CN112099863 A CN 112099863A CN 202010991611 A CN202010991611 A CN 202010991611A CN 112099863 A CN112099863 A CN 112099863A
- Authority
- CN
- China
- Prior art keywords
- picture
- file
- startup
- boot
- updating
- 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
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000004590 computer program Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000012795 verification Methods 0.000 description 4
- 230000008520 organization Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4411—Configuring for operating with peripheral devices; Loading of device drivers
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Stored Programmes (AREA)
Abstract
A method for updating a starting-up picture comprises the following steps of obtaining a multimedia file; carrying out validity check on the multimedia file and generating a startup picture file; saving the startup picture file into a memory; configuring the picture parameters of the opening machine; and extracting the startup picture file and displaying the startup picture according to the configuration of the startup picture parameters. The invention also provides a startup picture updating device, which can ensure that a user can flexibly update and configure the startup picture on the premise of ensuring the safety and reliability of the system, and meets the individual requirements of the vehicle-mounted intelligent equipment.
Description
Technical Field
The invention relates to the technical field of automotive electronics, in particular to a method and a device for updating a startup picture of a vehicle-mounted intelligent terminal and a computer-readable storage medium.
Background
With the rapid development of semiconductor technology, the intelligent degree of electronic equipment of an automobile cabin is continuously improved, a central control entertainment navigation system is gradually popularized, and an integrated intelligent cabin comprising a virtual instrument, a passenger car entertainment system and a rear row entertainment system is also applied to partial automobile types. Meanwhile, in order to support various applications of the vehicle-mounted intelligent system, the applications supported by the vehicle-mounted intelligent device are more and more abundant, the running software is more and more, the integration level and the complexity of the software system are also increased continuously, and the starting of the vehicle-mounted device needs longer time than the past. A typical vehicle-mounted system displays a start-up image, such as a still image or a dynamic video animation, after being powered on, for several seconds, and waits for system software to be loaded.
In the existing vehicle-mounted system, different vehicle-mounted devices have different implementation methods of startup pictures, and most of the existing schemes store a picture file or a video file in a system startup mirror image file. In order to realize fast display of the boot screen, a boot screen image file (e.g., a picture file or a video file) is loaded and displayed early in system boot as a part of a boot image (e.g., a system bootloader image) loaded earliest in the system boot. With the increasing demand of the user for personalization, the personalized customization of the starting picture becomes a potential use scene of the intelligent automobile cabin in the future.
In the existing vehicle-mounted intelligent system, because the safety and reliability of the system and the legality of a multimedia file used by a starting picture are considered, a manufacturer can store the starting picture in a starting image file of the system and cannot support a user to modify the starting picture by himself, so that the vehicle-mounted intelligent device cannot support updating of the starting picture and cannot provide personalized configuration for the user.
Disclosure of Invention
In order to solve the defects of the prior art, an object of the present invention is to provide a method and an apparatus for updating a startup picture, in which an acquired multimedia file is subjected to a validity check to generate a startup picture file and the startup picture file is stored in a specific area in a memory, so that a user can flexibly and individually configure the startup picture after purchasing a vehicle on the premise of ensuring the reliability and safety of the vehicle.
In order to achieve the above object, the method for updating a boot-up screen according to the present invention comprises the following steps,
acquiring a multimedia file;
carrying out validity check on the multimedia file and generating a startup picture file;
saving the startup picture file into a memory;
configuring the picture parameters of the opening machine;
and extracting the startup picture file and displaying the startup picture according to the configuration of the startup picture parameters.
Further, the step of acquiring the multimedia file includes downloading the multimedia file or/and acquiring the multimedia file shot by the camera through a network.
Further, the step of checking the validity of the multimedia file includes checking the validity locally or checking the validity by an upload server.
Further, the step of generating the startup picture file includes locally generating the startup picture file or uploading the startup picture file to a server to generate the startup picture file.
Further, the startup picture file includes a multimedia file for displaying a startup still picture or a dynamic video.
Further, the step of configuring the startup picture parameters includes,
selecting one or more startup pictures for each display screen;
when the startup picture is displayed on the display screen, rotating, cutting or zooming is carried out;
configuring the playing time of each startup picture file;
and previewing the effect of the startup picture.
Furthermore, when a plurality of startup screens are selected on each display screen, one screen is randomly played or sequentially played each time the display screen is started up, or a plurality of screens are randomly played or sequentially played each time the display screen is started up.
In order to achieve the above object, the present invention further provides an updating apparatus for a startup picture, comprising a processor unit, a memory unit, a camera, a communication unit, and a display unit, wherein,
the processor unit is used for processing videos and images, encrypting and decrypting data, digitally signing and verifying labels and driving display;
the memory unit is used for storing a startup picture file;
the camera is used for taking pictures or videos and storing the pictures or videos as multimedia files;
the communication unit is used for communicating with an external network or equipment to acquire a multimedia file or a startup picture file;
and the display unit is used for man-machine interaction and displaying the startup picture file.
In order to achieve the above object, the present invention further provides a vehicle-mounted intelligent device, which includes a memory and a processor, wherein the memory stores a computer program running on the processor, and the processor executes the steps of the method for updating the startup picture when running the computer program.
In order to achieve the above object, the present invention further provides a computer-readable storage medium, on which a computer program is stored, wherein the computer program executes the steps of the method for updating a boot screen when running.
The method and the device for updating the startup picture can ensure that a user can flexibly update and configure the startup picture on the premise of ensuring the safety and the reliability of the system, and meet the personalized requirement of the vehicle-mounted intelligent equipment.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a flowchart of a method for updating a booting frame according to the present invention;
FIG. 2 is a schematic diagram illustrating the generation of a boot image file according to the present invention;
FIG. 3 is a schematic diagram of reading a boot image file according to the present invention;
FIG. 4 is a diagram illustrating a configuration of parameters of a booting frame according to the present invention;
FIG. 5 is a schematic diagram of an apparatus for updating a booting frame according to the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
The method and the device for updating the starting-up picture can be applied to vehicle-mounted intelligent equipment such as a vehicle-mounted electronic virtual instrument system, a central control navigation system, an information entertainment system, a multi-screen intelligent cabin and the like, are provided with one or more display screens, and support a static starting-up picture or a dynamic starting-up animation as the starting-up picture; each screen can adopt the same or different startup pictures to support the user to update the startup pictures.
In the embodiment of the invention, the startup picture file comprises: contains a multimedia file for displaying a still picture or a moving video on display, which may be an encrypted file or a file without encryption, and which may or may not contain a digital signature.
And (3) configuration of startup picture parameters: the personalized configuration of the equipment in the starting process comprises the starting picture file adopted by each display, the time kept by each starting picture and the like.
Example 1
Fig. 1 is a flowchart of a method for updating a boot-up screen according to the present invention, and the method for updating a boot-up screen according to the present invention will be described in detail with reference to fig. 1.
First, in step 101, a multimedia file is acquired.
In the embodiment of the invention, a user can import multimedia files through network downloading, a USB interface, an SD/eMMC interface and the like, and can also shoot multimedia files such as pictures or videos through a camera; the user can also directly download the startup picture files which are checked for validity through the network.
In step 102, a multimedia file is subjected to validity check to generate a boot animation file.
In the embodiment of the invention, the validity check can be carried out locally, or the multimedia file is uploaded to the network and carried out by an automobile manufacturer or a third-party service organization.
In order to ensure that the startup picture does not violate the legal requirements, the multimedia file needs to be used as the startup picture file after being subjected to validity check. The validity check can be realized in a centralized manner as follows:
using legality checking software to locally perform, and locally generating a starting animation file after the legality is confirmed;
uploading the multimedia file to a network, performing the uploading by an automobile manufacturer or a third-party service organization, and generating a starting animation file locally after the legality is confirmed;
uploading the multimedia file to a network, performing the uploading by an automobile manufacturer or a third-party service organization, generating a starting animation file in a remote server after the validity is confirmed, and then downloading the starting animation file to the local as the starting animation file;
the user can also directly download the startup picture files which are checked for validity through the network.
In the embodiment of the invention, in order to ensure the security of the boot animation file, the boot image file can be stored in an encrypted form and used after being decrypted in a starting stage; the startup picture file can contain a digital signature and can be used only after signature verification in the starting stage; the boot image file may contain a digital signature and be stored in encrypted form; and only the authenticated legal user can update the startup picture.
Fig. 2 is a schematic diagram illustrating the generation of a startup picture file according to the present invention, as shown in fig. 2, a multimedia file is encrypted and then added with a file header and a digital signature to form a startup picture file.
Fig. 3 is a schematic diagram of reading a boot image file according to the present invention, as shown in fig. 3, after reading the boot image file and verifying a digital signature by using a signature verification key, a multimedia file is decrypted to obtain the multimedia file.
In the embodiment of the invention, different encryption and signature modes can be used on a specific product. For example, in order to ensure the security of the signing key, all the boot image files are signed at the remote server side.
In order to ensure the security and reliability of the system, the system must ensure that the authenticated legitimate user can update and configure the boot screen when the system is in a safe operating state. It is beyond the scope of the present invention to determine the validity of the user and to monitor the security of the current operating state of the system.
In step 103, the boot-up image file is stored.
In the embodiment of the invention, a specific area is reserved in a system memory to store a starting picture file, one or more starting picture files are stored in the area, and the starting picture file can be a static picture or a dynamic video.
At step 104, the startup screen parameters are configured.
In the embodiment of the invention, the display of the startup pictures on the display can be set, and each display screen can select one or more startup pictures, for example, a plurality of startup pictures can be selected, and one startup picture can be played at random/played in sequence each time, or a plurality of startup pictures can be played at random/played in sequence each time; when the startup picture is displayed on the display screen, image transformation such as rotation, cutting, zooming and the like can be carried out; the playing time length of each startup picture file can be configured; after the user selects the configuration, the power-on interface effect can be previewed.
In step 105, the boot-up image file is extracted and the boot-up image is displayed according to the configuration of the boot-up image parameters.
In the embodiment of the invention, the startup picture file extracted from the memory is displayed on the display according to the configuration of the startup picture parameter after signature verification and decryption.
Fig. 4 is a schematic diagram illustrating a display of a boot-up screen according to the present invention, as shown in fig. 4, a plurality of display screens may select different boot-up screens, or a plurality of display screens may display a boot-up screen together, or a plurality of display screens may display different portions of a boot-up screen in a tiled manner.
In the embodiment of the invention, when a plurality of startup picture files are stored in the memory, one or more startup picture files can be used as the startup picture, and the playing time is appointed for each file.
The startup picture file can be designated by a user, and can also be randomly selected and combined from the startup picture files in the memory by the system.
Example 2
Fig. 5 is a schematic structural diagram of an updating apparatus of a boot-up screen according to the present invention, as shown in fig. 5, the updating apparatus of the boot-up screen of the present invention includes a processor unit 10, a memory unit 20, a camera 30, a communication unit 40, and a display unit 50, wherein,
a processor unit 10 for processing video and images, encrypting/digitally signing and verifying data, and display driving.
And a memory unit 20 for storing a boot-up picture file.
And the camera 30 is used for taking pictures or videos and saving the pictures or videos as multimedia files for startup pictures.
And a communication unit 40 for communicating with an external network or device to acquire a multimedia file or a startup picture file.
The display unit 50 is used for man-machine interaction and displaying the startup picture file and is provided with one or more displays.
The processor unit 10 further includes a parameter configuration module 101 for setting parameters of a startup picture, a display control module 102 for driving a display, a multimedia processing module 103 for processing video and images, and an encryption/decryption module 104 for encrypting/decrypting data/digitally signing and verifying tags.
In the invention, the communication unit 40 can be connected with a mobile phone or other intelligent equipment through a network/USB, and multimedia files are imported into the vehicle-mounted intelligent equipment from the mobile phone to be used as startup picture files; the method can be used for connecting with a remote server through a network, downloading a startup picture file from the remote server, or submitting a local multimedia file to the remote server for validity verification.
Example 3
The invention also provides a vehicle-mounted intelligent device which comprises a memory and a processor, wherein the memory is stored with a computer program running on the processor, and the processor executes the steps of the method for updating the startup picture provided by the embodiment of the invention when running the computer program.
Example 4
The present invention also provides a computer-readable storage medium, on which a computer program is stored, which, when executed by a processor, implements the steps of the method for updating a boot-up picture provided by the above-mentioned embodiment of the present invention.
Computer storage media for embodiments of the invention may employ any combination of one or more computer-readable media. The computer readable medium may be a computer readable signal medium or a computer readable storage medium. A computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the computer readable storage medium would include the following: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the context of this document, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
Those of ordinary skill in the art will understand that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method for updating a boot-up screen includes the following steps,
acquiring a multimedia file;
carrying out validity check on the multimedia file and generating a startup picture file;
saving the startup picture file into a memory;
configuring the picture parameters of the opening machine;
and extracting the startup picture file and displaying the startup picture according to the configuration of the startup picture parameters.
2. The method for updating a startup picture according to claim 1, wherein the step of acquiring a multimedia file comprises downloading the multimedia file or/and acquiring the multimedia file shot by a camera through a network.
3. The method for updating a startup picture according to claim 1, wherein the step of checking the validity of the multimedia file comprises checking the validity locally or checking the validity by an upload server.
4. The method for updating a boot image according to claim 1, wherein the step of generating the boot image file comprises locally generating the boot image file or uploading the boot image file to a server to generate the boot image file.
5. The method according to claim 4, wherein the boot-up picture file comprises a multimedia file for displaying a boot-up still picture or a dynamic video.
6. The method for updating a boot-up picture according to claim 1, wherein the step of configuring the parameters of the boot-up picture comprises,
selecting one or more startup pictures for each display screen;
when the startup picture is displayed on the display screen, rotating, cutting or zooming is carried out;
configuring the playing time of each startup picture file;
and previewing the effect of the startup picture.
7. The method for updating a boot-up picture according to claim 6, wherein when each display screen selects a plurality of boot-up pictures, one is randomly played or sequentially played each time the display screen is booted, or a plurality of is randomly played or sequentially played each time the display screen is booted.
8. The device for updating the startup picture is characterized by comprising a processor unit, a memory unit, a camera, a communication unit and a display unit, wherein,
the processor unit is used for processing videos and images, encrypting and decrypting data, digitally signing and verifying labels and driving display;
the memory unit is used for storing a startup picture file;
the camera is used for taking pictures or videos and storing the pictures or videos as multimedia files;
the communication unit is used for communicating with an external network or equipment to acquire a multimedia file or a startup picture file;
and the display unit is used for man-machine interaction and displaying the startup picture file.
9. An in-vehicle intelligent device, comprising a memory and a processor, wherein the memory stores a computer program running on the processor, and the processor executes the steps of the method for updating a startup screen according to any one of claims 1 to 7 when running the computer program.
10. A computer-readable storage medium, on which a computer program is stored, wherein the computer program executes the steps of the method for updating a boot-up screen according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010991611.2A CN112099863A (en) | 2020-09-21 | 2020-09-21 | Method and device for updating startup picture and computer readable storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010991611.2A CN112099863A (en) | 2020-09-21 | 2020-09-21 | Method and device for updating startup picture and computer readable storage medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112099863A true CN112099863A (en) | 2020-12-18 |
Family
ID=73759123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010991611.2A Pending CN112099863A (en) | 2020-09-21 | 2020-09-21 | Method and device for updating startup picture and computer readable storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112099863A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112714343A (en) * | 2020-12-25 | 2021-04-27 | 雄狮汽车科技(南京)有限公司 | Automobile starting display control method and automobile starting display control system with same |
| CN112802167A (en) * | 2020-12-23 | 2021-05-14 | 广州朗国电子科技有限公司 | Boot animation packet manufacturing method and device and storage medium |
| CN113642008A (en) * | 2021-10-14 | 2021-11-12 | 飞天诚信科技股份有限公司 | Method and device for realizing replacement of startup picture of intelligent POS equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105430445A (en) * | 2015-11-24 | 2016-03-23 | 深圳创维－Rgb电子有限公司 | Smart television power-on method and device |
| CN107562506A (en) * | 2017-08-07 | 2018-01-09 | 深圳市沃特沃德股份有限公司 | Start-up picture method to set up and device |
| CN109891385A (en) * | 2019-01-10 | 2019-06-14 | 福建联迪商用设备有限公司 | A kind of method and terminal for installing POS machine initial configuration information |
| CN110650247A (en) * | 2019-09-26 | 2020-01-03 | 西安闻泰电子科技有限公司 | Method for customizing on/off animation, intelligent terminal and storage medium |
-
2020
- 2020-09-21 CN CN202010991611.2A patent/CN112099863A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105430445A (en) * | 2015-11-24 | 2016-03-23 | 深圳创维－Rgb电子有限公司 | Smart television power-on method and device |
| CN107562506A (en) * | 2017-08-07 | 2018-01-09 | 深圳市沃特沃德股份有限公司 | Start-up picture method to set up and device |
| CN109891385A (en) * | 2019-01-10 | 2019-06-14 | 福建联迪商用设备有限公司 | A kind of method and terminal for installing POS machine initial configuration information |
| CN110650247A (en) * | 2019-09-26 | 2020-01-03 | 西安闻泰电子科技有限公司 | Method for customizing on/off animation, intelligent terminal and storage medium |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112802167A (en) * | 2020-12-23 | 2021-05-14 | 广州朗国电子科技有限公司 | Boot animation packet manufacturing method and device and storage medium |
| CN112714343A (en) * | 2020-12-25 | 2021-04-27 | 雄狮汽车科技(南京)有限公司 | Automobile starting display control method and automobile starting display control system with same |
| WO2022135354A1 (en) * | 2020-12-25 | 2022-06-30 | 奇瑞汽车股份有限公司 | Startup display control method and apparatus, and device and storage medium |
| CN112714343B (en) * | 2020-12-25 | 2022-07-26 | 雄狮汽车科技(南京)有限公司 | Automobile starting display control method and automobile starting display control system with same |
| CN113642008A (en) * | 2021-10-14 | 2021-11-12 | 飞天诚信科技股份有限公司 | Method and device for realizing replacement of startup picture of intelligent POS equipment |
| CN113642008B (en) * | 2021-10-14 | 2021-12-28 | 飞天诚信科技股份有限公司 | Method and device for realizing replacement of startup picture of intelligent POS equipment |
| WO2023061099A1 (en) * | 2021-10-14 | 2023-04-20 | 飞天诚信科技股份有限公司 | Implementation method and apparatus for replacing startup picture of intelligent pos device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112099863A (en) | Method and device for updating startup picture and computer readable storage medium | |
| CN104115152B (en) | The method and apparatus that digital content is protected for use device certification | |
| US20120174212A1 (en) | Connected account provider for multiple personal computers | |
| US20080127176A1 (en) | Method and apparatus for managing blog information | |
| CN105975864A (en) | Operation system starting method and device, and terminal | |
| US10946586B2 (en) | Framework for entertainment device communication of embeddable printable objects to printing devices | |
| CN109254817B (en) | Dial plate replacing method and system of wearable device and wearable device | |
| US9479678B1 (en) | Method and device for image processing, and storage medium | |
| US8719922B2 (en) | Sensory association passcode | |
| CN111143869A (en) | Application package processing method and device, electronic equipment and storage medium | |
| CN108228388A (en) | A kind of method and terminal for restoring setting | |
| WO2020140903A1 (en) | Unique id for correlating services across regions | |
| CN113014934A (en) | Product display method, product display device, computer equipment and storage medium | |
| EP3553653A1 (en) | System reset method, apparatus and electronic device | |
| CN108339273B (en) | Method, client, server and system for setting player head portraits | |
| US20190139178A1 (en) | Signature and Entitlement of Three-Dimensional Printable Models | |
| CN114661501A (en) | Method and device for repairing abnormal starting-up | |
| CN112632481A (en) | Method for authorizing software, terminal device and storage medium | |
| KR101252053B1 (en) | System and Method for Sharing Black Box Record Data | |
| US20130042176A1 (en) | Methods systems and computer program products for managing sound files of a vehicle | |
| CN117331455A (en) | Multi-user management method, graphic interface and related device | |
| CN111177752B (en) | Credible file storage method, device and equipment based on static measurement | |
| CN108668267B (en) | Smart card generation method and device | |
| US20190101895A1 (en) | System and Method for Entertainment Printables | |
| US20230409339A1 (en) | Muscle/memory wire lock of device component(s) |
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 |