CN106686078A - Data transmission method and device - Google Patents
Data transmission method and device Download PDFInfo
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- CN106686078A CN106686078A CN201611219660.4A CN201611219660A CN106686078A CN 106686078 A CN106686078 A CN 106686078A CN 201611219660 A CN201611219660 A CN 201611219660A CN 106686078 A CN106686078 A CN 106686078A
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- 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]
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- 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
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
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- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The invention discloses a data transmission method and device. The method comprises the steps that a to-be-sent issued document is obtained; the issued document is split into multiple sub-documents, wherein the data volume of each sub-document conforms to the transmission data volume of a preset issued protocol; multiple sub-documents are sent to a terminal in sequence, wherein multiple sub-documents received by the terminal are spliced into the issued document. According to the data transmission method and device, the technical problem that due to the fact that the data volume of the issued document is larger than the transmission data volume of the issued protocol, the issued document cannot be issued normally is solved.
Description
Technical field
The present invention relates to field of data transmission, in particular to a kind of data transmission method and device.
Background technology
With the development of science and technology, car networking system turns into the main development direction of following motor vehicle network.Car networking
System utilizes wireless sensor networks, network technology, computing technique, control technology, intellectual technology, and safe practice is to road and traffic
Carry out complete perception, realize between multiple systems on a large scale, the interaction of Large Volume Data, for set up it is a kind of in real time, it is accurate
, efficient, the communications and transportation integrated management of safety and control system provide technical support.According to statistics, by the end of
The end of the year 2013, domestic private car market maintenance is 1.37 hundred million, supports the private car ratio of OBD standard interfaces more than 90%,
And it is current, the file of 808 protocol conventions issues that mode is excessively simple, and, also than relatively limited, special 808 agreement is supported for the file of support
Issue the documents and can only be less than 1024 bytes, for data volume issuing the documents more than 1024 bytes, cannot carry out it is normal under
Hair.
For above-mentioned problem, effective solution is not yet proposed at present.
The content of the invention
A kind of data transmission method and device are the embodiment of the invention provides, at least to solve the data due to issuing the documents
Amount is more than the technical problem that cannot normally issue of being issued the documents caused by the transmitted data amount for issuing agreement.
A kind of one side according to embodiments of the present invention, there is provided data transmission method, including：Under acquisition is to be sent
Fat file；Above-mentioned issuing the documents is split into multiple subfiles, wherein, the data volume of each above-mentioned subfile meets default issuing
The transmitted data amount of agreement；Above-mentioned multiple subfiles are sent to terminal successively, wherein, the above-mentioned multiple that above-mentioned terminal will be received
Subfile is spliced into above-mentioned issuing the documents.
Further, sending above-mentioned multiple subfiles to terminal successively includes：File is sent to above-mentioned terminal to issue a notice,
Wherein, above-mentioned file is issued a notice the attribute information and check information of the target subfile including issuing；Above-mentioned terminal is received to ring
Above-mentioned file is answered to issue a notice the first information of transmission, wherein, the above-mentioned first information includes configured information or solicited message, on
Configured information is stated for indicating above-mentioned terminal to complete to receive above-mentioned target Ziwen according to above-mentioned attribute information and above-mentioned check information
Part, above-mentioned solicited message is used to ask to download above-mentioned target subfile, and above-mentioned request is in the above-mentioned attribute information of above-mentioned terminal authentication
Sent with the case of the failure of above-mentioned check information；Above-mentioned target is sent to above-mentioned terminal according to the above-mentioned first information for receiving
Subfile.
Further, when the above-mentioned first information is solicited message, according to the above-mentioned first information for receiving to above-mentioned terminal
Sending above-mentioned target subfile includes：The mission bit stream and fileinfo in above-mentioned solicited message are extracted, wherein, above-mentioned file letter
Breath includes the start position information of the data slot that file identification and request are downloaded；Judge above-mentioned mission bit stream whether with issue
The stating target subfile of the task is consistent, judges whether above-mentioned file identification is consistent with the information of above-mentioned target subfile, and judges
Ask whether the above-mentioned start position information of data slot downloaded exceedes the file size of above-mentioned target subfile；If it is judged that
Above-mentioned mission bit stream is inconsistent with the issuing above-mentioned target subfile of the task, or judges above-mentioned file identification with above-mentioned target
The information of subfile is inconsistent, or judges that above-mentioned start position information exceedes the file size of above-mentioned target subfile, then
Request downloading data bag response is sent to above-mentioned terminal, wherein, judge above-mentioned mission bit stream and issue above-mentioned target Ziwen
When the task of part is inconsistent, the response of above-mentioned request downloading data bag is included for indicating the first information of the task ID without matching,
When judging that above-mentioned file identification is inconsistent with the information of above-mentioned target subfile, the response of above-mentioned request downloading data bag includes using
In second information of the file ID without matching is indicated, file of the above-mentioned start position information more than above-mentioned target subfile is being judged
During size, the response of above-mentioned request downloading data bag includes the 3rd information for indicating request data original position to cross the border；If
Judge that above-mentioned mission bit stream is consistent with the issuing above-mentioned target subfile of the task, judge above-mentioned file identification with above-mentioned target
The information of subfile is consistent, and judges file size of the above-mentioned start position information not less than above-mentioned target subfile, then
File is read since the deviation post of the start byte in above-mentioned issuing the documents of the data slot that above-mentioned request is downloaded, and will
The filling in documents of reading is to request downloading data bag response being handed down to above-mentioned terminal.
Further, by the filling in documents of reading to request the response of downloading data bag to be handed down to after above-mentioned terminal,
The above method also includes：The instruction that finishes receiving of above-mentioned terminal transmission is received, it is above-mentioned to finish receiving instruction for indicating above-mentioned end
End completes to receive above-mentioned target subfile；Instruction is finished receiving to terminal transmission Generic Notification, above-mentioned Generic Notification according to above-mentioned
For indicating end of issuing the documents.
Further, before above-mentioned multiple subfiles are sent to terminal successively, the above method also includes：Detect above-mentioned end
Whether end is online；If above-mentioned terminal is online, sends above-mentioned file and issue a notice, above-mentioned many height are sent with to above-mentioned terminal
File；If above-mentioned terminal is not online, preserves above-mentioned file and issue a notice, and wait above-mentioned terminal to reach the standard grade backward above-mentioned terminal
Send above-mentioned multiple subfiles.
Further, after file being sent to above-mentioned terminal and is issued a notice, the above method also includes：Above-mentioned terminal authentication
The attribute information of above-mentioned target subfile whether with above-mentioned file issue a notice instruction above-mentioned attribute information it is consistent；If one
Cause, then the check code of the above-mentioned target subfile of above-mentioned client checks whether with above-mentioned file issue a notice instruction above-mentioned verification believe
Breath is consistent；If the check code of above-mentioned target subfile and above-mentioned file are issued a notice, the above-mentioned check information of instruction is consistent,
Above-mentioned terminal sends above-mentioned configured information；The instruction if attribute information of above-mentioned target subfile and above-mentioned file are issued a notice
Above-mentioned attribute information is inconsistent, or, check code and the above-mentioned file of above-mentioned target subfile are issued a notice the above-mentioned school of instruction
Test the inconsistent then above-mentioned terminal of information and send above-mentioned solicited message.
Further, receive that above-mentioned terminal sends finish receiving instruction before, the above method also includes：Above-mentioned terminal
Judge in above-mentioned request downloading data bag response data enlightenment position and data length whether with above-mentioned solicited message in one
Cause；If consistent, above-mentioned terminal sends and above-mentioned finishes receiving instruction；If inconsistent, above-mentioned terminal sends above-mentioned asking again
Seek information.
Another aspect according to embodiments of the present invention, additionally provides a kind of data transmission device, including：Acquiring unit, uses
To be sent issued the documents in obtaining；Split cells, for above-mentioned issuing the documents to be split into multiple subfiles, wherein, each
The data volume of above-mentioned subfile meets the default transmitted data amount for issuing agreement；First transmitting element, for being sent out to terminal successively
Serve and state multiple subfiles, wherein, above-mentioned multiple subfiles that above-mentioned terminal will be received are spliced into above-mentioned issuing the documents.
Further, above-mentioned first transmitting element includes：First sending module, issues for sending file to above-mentioned terminal
Notify, wherein, above-mentioned file is issued a notice the attribute information and check information of the target subfile including issuing；Receiver module,
Issued a notice the first information of transmission for receiving the above-mentioned file of above-mentioned terminal response, wherein, the above-mentioned first information includes indicating
Information or solicited message, above-mentioned configured information are used to indicate above-mentioned terminal complete according to above-mentioned attribute information and above-mentioned check information
Into above-mentioned target subfile is received, above-mentioned solicited message is used to ask to download above-mentioned target subfile, and above-mentioned request is at above-mentioned end
End sends in the case of verifying above-mentioned attribute information and the failure of above-mentioned check information；Second sending module, receives for basis
The above-mentioned first information send above-mentioned target subfile to above-mentioned terminal.
Further, above-mentioned second sending module includes：Extracting sub-module, for being solicited message in the above-mentioned first information
When, the mission bit stream and fileinfo in above-mentioned solicited message are extracted, wherein, above-mentioned fileinfo includes file identification and request
The start position information of the data slot of download；First judging submodule, for judge above-mentioned mission bit stream whether with issue
The stating target subfile of the task is consistent, judges whether above-mentioned file identification is consistent with the information of above-mentioned target subfile, and judges
Ask whether the above-mentioned start position information of data slot downloaded exceedes the file size of above-mentioned target subfile；Response submodule
Block, for when the judged result of first judging submodule is inconsistent, being sent including the first letter to the terminal respectively
The request downloading data bag response of breath, the second information or the 3rd information, wherein, the first information be used to indicating task ID without
Matching, second information is used to indicate file ID without matching, and the 3rd information is used to indicate request data original position to get over
Boundary；First sending submodule, for when the judged result of first judging submodule is consistent, being downloaded from the request
The deviation post of the start byte in described issuing the documents of data slot start to read file, and the filling in documents that will be read
To request downloading data bag response being handed down to the terminal.
Further, above-mentioned second sending module also includes：Receiving submodule, for will read filling in documents to ask
Ask the response of downloading data bag to be handed down to after above-mentioned terminal, receive above-mentioned terminal transmission finishes receiving instruction, above-mentioned reception
Complete to indicate for indicating above-mentioned terminal to complete to receive above-mentioned target subfile；Second sending submodule, for being connect according to above-mentioned
Harvest into instruction and send Generic Notification to terminal, above-mentioned Generic Notification is issued the documents end for instruction.
Further, said apparatus also include：Detection unit, for successively to terminal send above-mentioned multiple subfiles it
Before, detect whether above-mentioned terminal is online；Second transmitting element, in the case where above-mentioned terminal is online, then sending above-mentioned text
Part is issued a notice, and above-mentioned multiple subfiles are sent with to above-mentioned terminal；Storage unit, in the not online situation of above-mentioned terminal
Under, preserve above-mentioned file and issue a notice, and send above-mentioned multiple subfiles to above-mentioned terminal after waiting above-mentioned terminal to reach the standard grade.
Further, above-mentioned first transmitting element also includes：First authentication module, for sending file to above-mentioned terminal
After issuing a notice, whether the attribute information of the above-mentioned above-mentioned target subfile of terminal authentication issuees a notice instruction with above-mentioned file
Above-mentioned attribute information is consistent；Second authentication module, in the case of consistent, then the above-mentioned target subfile of above-mentioned client checks
Check code whether with above-mentioned file issue a notice instruction above-mentioned check information it is consistent；3rd sending module, in above-mentioned mesh
Mark subfile check code and above-mentioned file issue a notice instruction above-mentioned check information it is consistent in the case of, send out above-mentioned terminal
Serve and state configured information；4th sending module, issuees a notice for the attribute information in above-mentioned target subfile and above-mentioned file
The above-mentioned attribute information for indicating is inconsistent, or, check code and the above-mentioned file of above-mentioned target subfile are issued a notice instruction
In the case that above-mentioned check information is inconsistent, above-mentioned terminal is set to send above-mentioned solicited message.
Further, above-mentioned second sending module also includes：Second judging submodule, for receiving above-mentioned terminal transmission
Finish receiving instruction before, data in the above-mentioned request downloading data bag response of above-mentioned terminal judges is enlightened position and data
Length whether with it is consistent in above-mentioned solicited message；3rd sending submodule, in the case of consistent sending out, above-mentioned terminal
Go out above-mentioned to finish receiving instruction；4th sending submodule, it is above-mentioned in the case of inconsistencies, making above-mentioned terminal send again
Solicited message.
In embodiments of the present invention, use will issue the documents and split into multiple subfiles, meet the data volume of subfile
The transmitted data amount of agreement is issued, multiple subfiles are sent to terminal, multiple subfiles are spliced into by terminal is issued the documents
Mode, split into multiple subfiles by that will issue the documents, reached to make to issue the documents and met the transmission data for issuing agreement
The purpose of amount, it is achieved thereby that normally issuing the technique effect that big data quantity is issued the documents, and then solve due to issuing the documents
Data volume be more than to issue and issue the documents caused by the transmitted data amount of agreement the technical problem that cannot normally issue.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair
Bright schematic description and description does not constitute inappropriate limitation of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of a kind of optional data transmission method according to embodiments of the present invention；
Fig. 2 is the schematic diagram of a kind of optional data transmission device according to embodiments of the present invention.
Specific embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, is clearly and completely described to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, should all belong to the model of present invention protection
Enclose.
It should be noted that term " first ", " in description and claims of this specification and above-mentioned accompanying drawing
Two " it is etc. for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so using
Data can exchange in the appropriate case, so as to embodiments of the invention described herein can with except illustrating herein or
Order beyond those of description is implemented.Additionally, term " comprising " and " having " and their any deformation, it is intended that cover
Lid is non-exclusive to be included, for example, the process, method, system, product or the equipment that contain series of steps or unit are not necessarily limited to
Those steps or unit clearly listed, but may include not list clearly or for these processes, method, product
Or other intrinsic steps of equipment or unit.
Embodiment 1
According to embodiments of the present invention, there is provided a kind of data transmission method embodiment, it is necessary to explanation, in the stream of accompanying drawing
The step of journey is illustrated can perform in the such as one group computer system of computer executable instructions, and, although in stream
Logical order is shown in journey figure, but in some cases, can be with shown or described different from order execution herein
The step of.
Fig. 1 is the flow chart of a kind of optional data transmission method according to embodiments of the present invention, as shown in figure 1, the party
Method comprises the following steps：
Step S102, obtains to be sent issuing the documents.
In embodiments of the present invention, between car networking platform is responsible for multiple systems on a large scale, the interaction of Large Volume Data, to
Terminal is sent when issuing the documents, and to be sent issuing the documents is obtained first.
Step S104, will issue the documents and splits into multiple subfiles, wherein, the data volume of each subfile meets pre- setting
Send out the transmitted data amount of agreement.
In embodiments of the present invention, car networking platform sends to issue the documents and issue agreement, it is necessary to meet to terminal, wherein,
Issue the documents to be necessarily less than and issue the transmitted data amount that agreement is supported, otherwise will be unable to normal transmission.As the embodiment of the present invention
One preferred embodiment, by data volume be more than issue the transmitted data amount that agreement is supported issue the documents split into it is many
Individual subfile, wherein, the data volume of each subfile is respectively less than the data volume issued the documents, the sum of the data volume of multiple subfiles
It is equal with issuing the documents, and assistant each subfile meets and issues the transmitted data amount that agreement is supported, to ensure every height
File can descend often transmission.
Step S106, sends multiple subfiles to terminal successively, wherein, multiple subfiles that terminal will be received are spliced into
Issue the documents.
In embodiments of the present invention, the multiple subfiles for obtaining will be split by platform and is sent to terminal, terminal is being received
To after above-mentioned multiple subfiles, multiple subfiles are spliced, issued the documents, it is achieved thereby that under data volume is more than
The transmitted data amount that hair agreement is supported issue the documents normal issue.
In embodiments of the present invention, use will issue the documents and split into multiple subfiles, meet the data volume of subfile
The transmitted data amount of agreement is issued, multiple subfiles are sent to terminal, multiple subfiles are spliced into by terminal is issued the documents
Mode, split into multiple subfiles by that will issue the documents, reached to make to issue the documents and met the transmission data for issuing agreement
The purpose of amount, it is achieved thereby that normally issuing the technique effect that big data quantity is issued the documents, and then solve due to issuing the documents
Data volume be more than to issue and issue the documents caused by the transmitted data amount of agreement the technical problem that cannot normally issue.
Alternatively, sending multiple subfiles to terminal successively includes：File is sent to terminal to issue a notice, wherein, file
The attribute information and check information of the target subfile including issuing of issuing a notice；Receiving terminal response file is issued a notice transmission
The first information, wherein, the first information include configured information or solicited message, configured information be used for instruction terminal according to attribute
Information and check information complete to receive target subfile, and solicited message is used to ask to download target subfile, and request is tested in terminal
Sent in the case of card attribute information and check information failure；Target Ziwen is sent to terminal according to the first information for receiving
Part.
As one of the embodiment of the present invention preferred embodiment, platform is sending many height for splitting and obtaining to terminal
During file, first send a file to terminal and issue a notice, this document is issued a notice the target subfile that include and will issue
Attribute information and check information, wherein, the attribute information of target subfile can include：File ID, file size, files classes
Not, file platform store path, file the filename of platform, file terminal store path, file in terminal
Filename etc., the check information of file destination may include：File CRC-32 check codes, fileversion number, terminal manufacturer coding,
Terminal hardware version number etc..Terminal can issue a notice to file and respond, if terminal has completed to receive target subfile,
Transmission has completed to receive the configured information of target subfile, if terminal authentication attribute information and check information failure, send
The solicited message of target subfile is downloaded in request.After the response message for receiving terminal transmission, according to the tool of the response message
Hold in vivo, target subfile is sent to terminal.
Alternatively, when the first information is solicited message, target subfile is sent to terminal according to the first information for receiving
Including：The mission bit stream and fileinfo in solicited message are extracted, wherein, fileinfo includes what file identification and request were downloaded
The start position information of data slot；Judge whether mission bit stream is consistent with the issuing target subfile of the task, judges files-designated
Whether knowledge is consistent with the information of target subfile, and judges whether the data slot start position information that request is downloaded exceedes target
The file size of subfile；If it is judged that mission bit stream is inconsistent with the issuing target subfile of the task, or judge text
Part mark is inconsistent with the information of target subfile, or judges that start position information is big more than the file of target subfile
It is small, then request downloading data bag response is sent to terminal, wherein, in the judging mission bit stream with issue target subfile of the task
When inconsistent, the response of request downloading data bag includes, for indicating the first information of the task ID without matching, judging files-designated
When knowing inconsistent with the information of target subfile, the response of request downloading data bag is included for indicating file ID without matching second
Information, when judging that start position information exceedes the file size of target subfile, the response of request downloading data bag includes using
In the 3rd information for indicating request data original position to cross the border；If it is judged that mission bit stream and the issuing target subfile of the task
Unanimously, judge that file identification is consistent with the information of target subfile, and judge start position information not less than target
The file size of file, the then start byte of the data slot downloaded since request reads the deviation post in issuing the documents
File, and by the filling in documents of reading to request downloading data bag response being handed down to terminal.
As one of the embodiment of the present invention preferred embodiment, if the response message that receives of platform is under request
The solicited message of target subfile is carried, is then judged by information included in the solicited message, and then sent out to terminal
Go out to ask downloading data bag response.Specifically, mission bit stream and fileinfo are included in solicited message, wherein, file letter
Breath includes：Deviation post of the data slot first byte that file identification, request are downloaded in issuing the documents, and request download
The byte number length of data slot, wherein ask deviation post of the data slot first byte downloaded in issuing the documents to represent please
Seek the original position of the data slot of download.Judge by information included in the solicited message, if it is judged that
Mission bit stream is inconsistent with the issuing target subfile of the task, then request downloading data bag response is sent to terminal, wherein replying
State is " task ID is without matching "；If mission bit stream is consistent with the issuing target subfile of the task, judge file identification with
Whether the information of target subfile is consistent, if file identification is inconsistent with the information of target subfile, being sent to terminal please
Downloading data bag response is asked, wherein response status are " file ID is without matching "；If the information of file identification and target subfile
Unanimously, then judge whether deviation post of the data slot first byte of request download in issuing the documents has exceeded target subfile
File size, if deviation post of the data slot first byte in issuing the documents that request is downloaded has exceeded target subfile
File size, then send request downloading data bag response to terminal, wherein, response status are " to ask the super beginning position of data to be got over
Boundary ".If asking deviation post file not less than target subfile of the data slot first byte downloaded in issuing the documents
Size, the then data slot first byte downloaded since request reads file the deviation post in issuing the documents, is sent out to terminal
Request downloading data bag response is sent, wherein, the response of request downloading data bag includes the file for reading.
Alternatively, by the filling in documents of reading to request downloading data bag response to be handed down to after terminal, method is also
Including：What receiving terminal sent finishes receiving instruction, finishes receiving instruction and completes to receive target subfile for instruction terminal；Root
Indicate to send Generic Notification to terminal according to finishing receiving, Generic Notification is issued the documents end for instruction.
As one of the embodiment of the present invention preferred embodiment, after receiving terminal completes to receive target subfile, to
Platform is sent and finishes receiving instruction, and what platform receiving terminal sent finishes receiving instruction, and instruction is finished receiving to terminal according to this
Generic Notification is sent, end of issuing the documents is represented.
Alternatively, before multiple subfiles are sent to terminal successively, method also includes：Whether detection terminal is online；Such as
Fruit terminal is online, then send file and issue a notice, and multiple subfiles are sent with to terminal；If terminal is not online, text is preserved
Part is issued a notice, and sends multiple subfiles to terminal after waiting terminal to reach the standard grade.
As one of the embodiment of the present invention preferred embodiment, before platform sends target subfile to terminal, put down
Platform can detect whether terminal is online, if terminal is online, file is issued a notice and is sent to terminal, if terminal is not online,
Then platform preserves the notice issued the documents, and after being reached the standard grade etc. terminal, file is issued a notice and is sent to terminal.
Alternatively, after file being sent to terminal and is issued a notice, method also includes：The category of terminal authentication target subfile
Property information whether with file issue a notice instruction attribute information it is consistent；If consistent, the school of client checks target subfile
Test code whether with file issue a notice instruction check information it is consistent；If the check code of target subfile is issued a notice with file
The check information of instruction is consistent, then terminal sends configured information；If the attribute information of target subfile is issued a notice with file
The attribute information of instruction is inconsistent, or, the issue a notice check information of instruction of check code and the file of target subfile differs
Then terminal is caused to send solicited message.
As one of the embodiment of the present invention preferred embodiment, terminal receives the file of platform transmission and issuees a notice
Afterwards, can verify that target subfile whether there is, whether its attribute information issuees a notice with file includes that attribute information is consistent,
Such as：Whether file ID, file size, file class, filename, file store path etc. consistent, if its attribute information whether
The file attribute information of the target subfile for including of being issued a notice with file is consistent, then the check code of verification object subfile is
Whether the no check information for including of being issued a notice with file is consistent, wherein, file verification code can be verified for file CRC-32
Code, if unanimously, the configured information for having completed to receive target subfile is sent to platform, if the attribute letter of target subfile
Cease and include that attribute information is inconsistent with issuing a notice, or the check code of target subfile issuees a notice what is included with file
Check information is inconsistent, then send the solicited message that target subfile is downloaded in request to platform.
Alternatively, receiving terminal send finish receiving instruction before, method also includes：Number is downloaded in terminal judges request
According to the data start and data length in bag response whether with it is consistent in solicited message；If consistent, terminal sends
Finish receiving instruction；If inconsistent, terminal sends solicited message again.
As one of the embodiment of the present invention preferred embodiment, requesting terminal receives request downloading data bag response
Afterwards, judge that data start and data length in request downloading data bag response are in stagnant and terminal request information
Cause, the file data content in request downloading data bag response is preserved if consistent, and the finger for finishing receiving is sent to platform
Show information, if it is inconsistent, sending solicited message to platform again, target subfile is downloaded in request.
Embodiment 2
Another aspect according to embodiments of the present invention, additionally provides a kind of data transmission device, and Fig. 2 is according to of the invention real
The schematic diagram of a kind of optional data transmission device of example is applied, as shown in Fig. 2 the device includes：
Acquiring unit 210, for obtaining to be sent issuing the documents.
In embodiments of the present invention, between car networking platform is responsible for multiple systems on a large scale, the interaction of Large Volume Data, to
Terminal is sent when issuing the documents, and acquiring unit 210 obtains to be sent issuing the documents first.
Split cells 220, multiple subfiles are split into for that will issue the documents, wherein, the data volume symbol of each subfile
Close the default transmitted data amount for issuing agreement.
In embodiments of the present invention, car networking platform sends to issue the documents and issue agreement, it is necessary to meet to terminal, wherein,
Issue the documents to be necessarily less than and issue the transmitted data amount that agreement is supported, otherwise will be unable to normal transmission.As the embodiment of the present invention
One preferred embodiment, split cells 220 is by data volume more than issuing issuing for the transmitted data amount that agreement is supported
File declustering into multiple subfiles, wherein, the data volume of each subfile is respectively less than the data volume issued the documents, multiple subfiles
It is data volume and equal with issuing the documents, and assistant each subfile meets and issues the transmitted data amount that agreement is supported,
To ensure that each subfile can descend often transmission.
First transmitting element 230, for sending multiple subfiles to terminal successively, wherein, the multiple that terminal will be received
Subfile is spliced into issues the documents.
In embodiments of the present invention, the first transmitting element 230 will split the multiple subfiles for obtaining and be sent to terminal, terminal
After above-mentioned multiple subfiles are received, multiple subfiles are spliced, issued the documents, it is achieved thereby that data volume
More than the transmitted data amount for issuing agreement support issue the documents normal issue.
In embodiments of the present invention, use will issue the documents and split into multiple subfiles, meet the data volume of subfile
The transmitted data amount of agreement is issued, multiple subfiles are sent to terminal, multiple subfiles are spliced into by terminal is issued the documents
Mode, split into multiple subfiles by that will issue the documents, reached to make to issue the documents and met the transmission data for issuing agreement
The purpose of amount, it is achieved thereby that normally issuing the technique effect that big data quantity is issued the documents, and then solve due to issuing the documents
Data volume be more than to issue and issue the documents caused by the transmitted data amount of agreement the technical problem that cannot normally issue.
Alternatively, the first transmitting element includes：First sending module, issuees a notice for sending file to terminal, wherein,
File is issued a notice the attribute information and check information of the target subfile including issuing；Receiver module, rings for receiving terminal
File is answered to issue a notice the first information of transmission, wherein, the first information includes configured information or solicited message, and configured information is used
Completed to receive target subfile according to attribute information and check information in instruction terminal, solicited message is used to ask to download target
File, request sends in the case of terminal authentication attribute information and check information failure；Second sending module, connects for basis
The first information for receiving sends target subfile to terminal.
As one of the embodiment of the present invention preferred embodiment, platform is sending many height for splitting and obtaining to terminal
During file, the first sending module first sends a file and issuees a notice to terminal, and this document is issued a notice and includes and will issue
Target subfile attribute information and check information, wherein, the attribute information of target subfile can include：File ID, text
Part length, file class, file platform store path, file the filename of platform, file terminal store path,
In the filename etc. of terminal, the check information of file destination may include file：File CRC-32 check codes, fileversion number, end
End manufacturer coding, terminal hardware version number etc..Terminal can issue a notice to file and respond, if terminal has completed to receive
Target subfile, then send the configured information for having completed to receive target subfile, if terminal authentication attribute information and verification are believed
Breath failure, then send the solicited message that target subfile is downloaded in request.After receiver module receives the response message of terminal transmission,
Second sending module sends target subfile according to the particular content of the response message to terminal.
Alternatively, the second sending module includes：Extracting sub-module, for when the first information includes solicited message, extracting
Mission bit stream and fileinfo in solicited message, wherein, fileinfo includes the data slot that file identification and request are downloaded
Start position information；First judging submodule, for judging whether mission bit stream is consistent with the issuing target subfile of the task,
Judge whether file identification is consistent with the information of target subfile, and judge that the data slot start position information that request is downloaded is
The no file size more than target subfile；Response submodule, for the judged result in first judging submodule for not
When consistent, sending the request downloading data bag including the first information, the second information or the 3rd information to the terminal respectively should
Answer, wherein, the first information is used to indicate task ID without matching, and second information is used to indicate file ID without matching, institute
The 3rd information is stated for indicating request data original position to cross the border；First sending submodule, for judging submodule described first
When the judged result of block is consistent, the start byte of the data slot downloaded from the request is in described issuing the documents
Deviation post start to read file, and by the filling in documents of reading to asking the response of downloading data bag being handed down to the end
End.
As one of the embodiment of the present invention preferred embodiment, if the response message that receives of platform is under request
The solicited message of target subfile is carried, then information included in the solicited message is sentenced by the first judging submodule
It is disconnected, and then send request downloading data bag response to terminal.Specifically, mission bit stream and file letter are included in solicited message
Breath, wherein, fileinfo includes：Deviation post of the data slot first byte that file identification, request are downloaded in issuing the documents,
And request download data slot byte number length, wherein ask download data slot first byte in issuing the documents
Deviation post represents the original position of the data slot that request is downloaded.By the first judging submodule to being wrapped in the solicited message
The information for including judged, if it is judged that mission bit stream is inconsistent with the issuing target subfile of the task, then replys submodule
Request downloading data bag response is sent to terminal, wherein response status are " task ID is without matching "；If mission bit stream with issue
The task of target subfile is consistent, then the first judging submodule judges whether file identification is consistent with the information of target subfile,
If file identification is inconsistent with the information of target subfile, replying submodule should to terminal transmission request downloading data bag
Answer, wherein response status are " file ID is without matching "；If file identification is consistent with the information of target subfile, first judges
Submodule judges whether deviation post of the data slot first byte of request download in issuing the documents has exceeded target subfile
File size, if deviation post of the data slot first byte in issuing the documents that request is downloaded has exceeded target subfile
File size, then reply submodule to terminal send request downloading data bag response, wherein, response status for " ask data surpass
Beginning, position crossed the border ".If asking deviation post of the data slot first byte downloaded in issuing the documents not less than target Ziwen
The file size of part, the then data slot first byte downloaded since request reads file the deviation post in issuing the documents,
The filling in documents that first sending submodule will read to request downloading data bag response in, with to terminal send request download number
According to bag response, wherein, the response of request downloading data bag includes the file for reading.
Alternatively, the second sending module also includes：Receiving submodule, for being downloaded to request in the filling in documents that will be read
To be handed down to after terminal, what receiving terminal sent finishes receiving instruction to data packet acknowledgement, finishes receiving instruction for indicating end
End completes to receive target subfile；Second sending submodule, for according to instruction is finished receiving to terminal transmission Generic Notification, leading to
With notifying to be issued the documents end for instruction.
As one of the embodiment of the present invention preferred embodiment, after receiving terminal completes to receive target subfile, to
Platform sends and finishes receiving instructions, and the transmission of receiving submodule receiving terminal finishes receiving instruction, the second sending submodule according to
This finishes receiving instruction and sends Generic Notification to terminal, represents end of issuing the documents.
Alternatively, device also includes：Detection unit, for before multiple subfiles are sent to terminal successively, detection to be eventually
Whether end is online；Second transmitting element, issuees a notice in the case where terminal is online, then sending file, is sent out with to terminal
Send multiple subfiles；Storage unit, in the case where terminal is not online, preserving file and issuing a notice, and wait in terminal
After line multiple subfiles are sent to terminal.
As one of the embodiment of the present invention preferred embodiment, before platform sends target subfile to terminal, inspection
Surveying unit can detect whether terminal is online, if terminal is online, file is issued a notice and is sent to terminal by the second transmitting element,
If terminal is not online, storage unit preserves the notice issued the documents, after being reached the standard grade etc. terminal, file is issued a notice transmission
To terminal.
Alternatively, the first transmitting element also includes：First authentication module, for issuing a notice it to terminal transmission file
Afterwards, the attribute information of terminal authentication target subfile whether with file issue a notice instruction attribute information it is consistent；Second checking
Module, in the case of consistent, then whether the check code of client checks target subfile issuees a notice the school of instruction with file
Test information consistent；3rd sending module, the check information of instruction of being issued a notice for the check code in target subfile and file
In the case of consistent, terminal is set to send configured information；4th sending module, for attribute information and file in target subfile
Issue a notice instruction attribute information it is inconsistent, or, the check code of target subfile and file are issued a notice the verification of instruction
In the case that information is inconsistent, terminal is set to send solicited message.
As one of the embodiment of the present invention preferred embodiment, terminal receives the file of platform transmission and issuees a notice
Afterwards, the first authentication module can verify that target subfile whether there is, and whether its attribute information issuees a notice with file includes
Attribute information is consistent, such as：Whether file ID, file size, file class, filename, file store path etc. are consistent, if its
Attribute information whether issued a notice with file the target subfile for including file attribute information it is consistent, then the second authentication module
Whether whether the check code of the verification object subfile check information for including of being issued a notice with file is consistent, wherein, file school
It can be file CRC-32 check codes to test code, if unanimously, the 3rd sending module sends to platform and completed to receive target
The configured information of file, if the attribute information of target subfile includes that attribute information is inconsistent with issuing a notice, or mesh
The check code of mark subfile is issued a notice with file, and the check information for including is inconsistent, then the 4th sending module sends to platform
The solicited message of target subfile is downloaded in request.
Alternatively, the second sending module also includes：Second judging submodule, for finishing receiving for being sent in receiving terminal
Before instruction, make terminal judges ask downloading data bag response in data enlightenment position and data length whether with solicited message
In it is consistent；3rd sending submodule, in the case of consistent, sending terminal and finishing receiving instruction；4th sends son
Module, in the case of inconsistencies, making terminal send solicited message again.
As one of the embodiment of the present invention preferred embodiment, requesting terminal receives request downloading data bag response
Afterwards, the second judging submodule judges that data start and data length in request downloading data bag response are stagnant and terminal
It is consistent in solicited message, the file data content in request downloading data bag response is preserved if consistent, the 3rd sends son
Module sends the configured information for finishing receiving to platform, if it is inconsistent, the 4th sending submodule sends to platform again asking
Information is sought, target subfile is downloaded in request.
The embodiments of the present invention are for illustration only, and the quality of embodiment is not represented.
In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, and does not have in certain embodiment
The part of detailed description, may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed technology contents, can be by other
Mode is realized.Wherein, device embodiment described above is only schematical, such as division of described unit, Ke Yiwei
A kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can combine or
Person is desirably integrated into another system, or some features can be ignored, or does not perform.Another, shown or discussed is mutual
Between coupling or direct-coupling or communication connection can be the INDIRECT COUPLING or communication link of unit or module by some interfaces
Connect, can be electrical or other forms.
The unit that is illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part for showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On unit.Some or all of unit therein can be according to the actual needs selected to realize the purpose of this embodiment scheme.
In addition, during each functional unit in each embodiment of the invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a unit.Above-mentioned integrated list
Unit can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is to realize in the form of SFU software functional unit and as independent production marketing or use
When, can store in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part for being contributed to prior art in other words or all or part of the technical scheme can be in the form of software products
Embody, the computer software product is stored in a storage medium, including some instructions are used to so that a computer
Equipment (can be personal computer, server or network equipment etc.) perform each embodiment methods described of the invention whole or
Part steps.And foregoing storage medium includes：USB flash disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can be with store program codes
Medium.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (14)
1. a kind of data transmission method, it is characterised in that including：
Obtain to be sent issuing the documents；
Described issuing the documents is split into multiple subfiles, wherein, the data volume of each subfile meets and default issues association
The transmitted data amount of view；
The multiple subfile is sent to terminal successively, wherein, the multiple subfile that the terminal will be received is spliced into
It is described to issue the documents.
2. method according to claim 1, it is characterised in that sending the multiple subfile to terminal successively includes：
File is sent to the terminal to issue a notice, wherein, the file is issued a notice the category of the target subfile including issuing
Property information and check information；
File described in receiving the terminal response is issued a notice the first information of transmission, wherein, the first information includes indicating
Information or solicited message, the configured information are used to indicate the terminal complete according to the attribute information and the check information
Into the target subfile is received, the solicited message is used to ask to download the target subfile, and the request is at the end
End sends in the case of verifying the attribute information and check information failure；
The target subfile is sent to the terminal according to the first information for receiving.
3. method according to claim 2, it is characterised in that when the first information is solicited message, according to receiving
The first information send the target subfile to the terminal and include：
The mission bit stream and fileinfo in the solicited message are extracted, wherein, the fileinfo includes file identification and asks
Seek the start position information of the data slot of download；
Judge whether the mission bit stream consistent with the issuing the target subfile of the task, judge the file identification with it is described
Whether the information of target subfile is consistent, and judges that whether start position information is more than described described in the data slot that request is downloaded
The file size of target subfile；
If it is judged that the mission bit stream is inconsistent with the issuing the target subfile of the task, or judge the file
Mark is inconsistent with the information of the target subfile, or judges that the start position information exceedes the target subfile
File size, then to the terminal send request downloading data bag response, wherein, judging the mission bit stream and issuing
When the task of the target subfile is inconsistent, request downloading data bag response is included for indicating task ID without matching
The first information, when judging that the file identification is inconsistent with the information of the target subfile, the request downloading data
Bag response includes, for indicating file ID without the second information for matching, judging the start position information more than the target
During the file size of subfile, request downloading data bag response include for indicate that request data original position crosses the border the
Three information；
If it is judged that the mission bit stream is consistent with the issuing the target subfile of the task, judge the file identification with
The information of the target subfile is consistent, and judges file of the start position information not less than the target subfile
Size, then read text since the deviation post of the start byte in described issuing the documents of the data slot that the request is downloaded
Part, and by the filling in documents of reading to request downloading data bag response being handed down to the terminal.
4. method according to claim 3, it is characterised in that answered to request downloading data bag in the filling in documents that will be read
Answer to be handed down to after the terminal, methods described also includes：
The instruction that finishes receiving of the terminal transmission is received, it is described to finish receiving instruction for indicating the terminal to complete to receive institute
State target subfile；
Finish receiving instruction and send Generic Notification to terminal according to described, the Generic Notification is issued the documents end for instruction.
5. method according to claim 2, it is characterised in that before the multiple subfile is sent to terminal successively,
Methods described also includes：
Detect whether the terminal is online；
If the terminal is online, sends the file and issue a notice, the multiple subfile is sent with to the terminal；
If the terminal is not online, preserves the file and issue a notice, and wait the terminal to reach the standard grade the backward terminal
Send the multiple subfile.
6. method according to claim 2, it is characterised in that after file being sent to the terminal and is issued a notice, institute
Stating method also includes：
Whether the attribute information of target subfile described in the terminal authentication issuees a notice the attribute of instruction with the file
Information is consistent；
If consistent, whether the check code of target subfile described in the client checks issuees a notice instruction with the file
The check information is consistent；
If the check code of the target subfile and the file are issued a notice, the check information of instruction is consistent, described
Terminal sends the configured information；
If the attribute information of the target subfile and the file are issued a notice, the attribute information of instruction is inconsistent, or
Person, check code and the file of the target subfile are issued a notice the inconsistent then described terminal of the check information of instruction
Send the solicited message.
7. method according to claim 4, it is characterised in that in the instruction that finishes receiving for receiving that the terminal sends
Before, methods described also includes：
Ask whether data start and data length in downloading data bag response ask with described described in the terminal judges
Ask consistent in information；
If consistent, the terminal sends and described finishes receiving instruction；
If inconsistent, the terminal sends the solicited message again.
8. a kind of data transmission device, it is characterised in that including：
Acquiring unit, for obtaining to be sent issuing the documents；
Split cells, for described issuing the documents to be split into multiple subfiles, wherein, the data volume symbol of each subfile
Close the default transmitted data amount for issuing agreement；
First transmitting element, for sending the multiple subfile to terminal successively, wherein, described in the terminal will be received
Multiple subfiles are spliced into described issuing the documents.
9. device according to claim 8, it is characterised in that first transmitting element includes：
First sending module, issuees a notice for sending file to the terminal, wherein, the file is issued a notice including issuing
Target subfile attribute information and check information；
Receiver module, the first information of transmission of being issued a notice for file described in receiving the terminal response, wherein, described first
Information includes configured information or solicited message, and the configured information is used to indicate the terminal according to the attribute information and institute
State check information to complete to receive the target subfile, the solicited message is used to ask to download the target subfile, described
Request sends in the case of attribute information described in the terminal authentication and check information failure；
Second sending module, for sending the target subfile to the terminal according to the first information for receiving.
10. device according to claim 9, it is characterised in that second sending module includes：
Extracting sub-module, for when the first information is solicited message, extract the mission bit stream in the solicited message and
Fileinfo, wherein, the fileinfo includes the start position information of the data slot that file identification and request are downloaded；
First judging submodule, for judging whether the mission bit stream is consistent with the issuing the target subfile of the task, sentences
Whether the file identification that breaks is consistent with the information of the target subfile, and judges starting described in the data slot that request is downloaded
Whether positional information exceedes the file size of the target subfile；
Response submodule, for when the judged result of first judging submodule is inconsistent, being sent out to the terminal respectively
Go out the request downloading data bag response including the first information, the second information or the 3rd information, wherein, the first information is used for
Task ID is indicated without matching, second information is used to indicate file ID without matching, the 3rd information is used to indicate number of request
Crossed the border according to original position；
First sending submodule, for when the judged result of first judging submodule is consistent, under the request
Deviation post of the start byte of the data slot of load in described issuing the documents starts to read file, and the file of reading is filled out
Request downloading data bag response is write to be handed down to the terminal.
11. devices according to claim 10, it is characterised in that second sending module also includes：
Receiving submodule, for by the filling in documents of reading to request the response of downloading data bag be handed down to the terminal it
Afterwards, the instruction that finishes receiving of the terminal transmission is received, it is described to finish receiving instruction for indicating the terminal to complete to receive institute
State target subfile；
Second sending submodule, Generic Notification is sent for finishing receiving instruction according to terminal, and the Generic Notification is used
In indicating to issue the documents end.
12. devices according to claim 9, it is characterised in that described device also includes：
Detection unit, for before the multiple subfile is sent to terminal successively, detecting whether the terminal is online；
Second transmitting element, in the case where the terminal is online, then sending the file and issuing a notice, with to the end
End sends the multiple subfile；
Storage unit, in the case where the terminal is not online, preserving the file and issuing a notice, and wait the terminal
After reaching the standard grade the multiple subfile is sent to the terminal.
13. devices according to claim 9, it is characterised in that first transmitting element also includes：
First authentication module, for after file being sent to the terminal and is issued a notice, target described in the terminal authentication to be sub
The attribute information of file whether with the file issue a notice instruction the attribute information it is consistent；
Second authentication module, in the case of consistent, then the check code of target subfile described in the client checks whether with
The file issue a notice instruction the check information it is consistent；
3rd sending module, the verification of instruction of being issued a notice for the check code in the target subfile and the file
In the case that information is consistent, the terminal is set to send the configured information；
4th sending module, the category of instruction of being issued a notice for the attribute information in the target subfile and the file
Property information is inconsistent, or, check code and the file of the target subfile are issued a notice the check information of instruction
In the case of inconsistent, the terminal is set to send the solicited message.
14. devices according to claim 11, it is characterised in that second sending module also includes：
Second judging submodule, for receive that the terminal sends finish receiving instruction before, make the terminal judges institute
State request downloading data bag response in data start and data length whether with it is consistent in the solicited message；
3rd sending submodule, described instruction is finished receiving in the case of consistent sending, the terminal；
4th sending submodule, in the case of inconsistencies, making the terminal send the solicited message again.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107809423A (en) * | 2017-10-20 | 2018-03-16 | 国信嘉宁数据技术有限公司 | A kind of electronic evidence data transmission method, system and equipment |
| CN109451030A (en) * | 2018-11-19 | 2019-03-08 | 视联动力信息技术股份有限公司 | A kind of method for down loading and system regarding networking files |
| WO2019057023A1 (en) * | 2017-09-20 | 2019-03-28 | 中兴通讯股份有限公司 | Data recovery method, sending/receiving apparatus, and computer-readable storage medium |
| CN112883427A (en) * | 2019-11-29 | 2021-06-01 | 航天信息股份有限公司 | Method and device for detecting integrity of file |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101040258A (en) * | 2004-12-21 | 2007-09-19 | 中兴通讯股份有限公司 | Method and apparatus for loading compatibly equipment software in distributed control system |
| CN101291195A (en) * | 2008-05-23 | 2008-10-22 | 中兴通讯股份有限公司 | File downloading method, system and terminal realizing breaker point continuous transmission |
| CN101453478A (en) * | 2007-11-28 | 2009-06-10 | 新奥特（北京）视频技术有限公司 | Integrity checking method in document transmission |
| CN101867617A (en) * | 2010-06-13 | 2010-10-20 | 优视科技有限公司 | File uploading method base on mobile terminal and system and uploading server thereof |
| CN103237300A (en) * | 2013-04-28 | 2013-08-07 | 北京小米科技有限责任公司 | Method, device and system for downloading file |
| CN104133743A (en) * | 2014-07-22 | 2014-11-05 | 青岛智动精工电子有限公司 | Method and device for burning file into EMMC (Embedded MultiMedia Card) |
| CN104978355A (en) * | 2014-04-10 | 2015-10-14 | 炬芯（珠海）科技有限公司 | Operation method of CPIO file and operation device of CPIO file |
| CN105450785A (en) * | 2016-01-26 | 2016-03-30 | 青岛海信电器股份有限公司 | File transmission method and device |
-
2016
- 2016-12-26 CN CN201611219660.4A patent/CN106686078B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101040258A (en) * | 2004-12-21 | 2007-09-19 | 中兴通讯股份有限公司 | Method and apparatus for loading compatibly equipment software in distributed control system |
| CN101453478A (en) * | 2007-11-28 | 2009-06-10 | 新奥特（北京）视频技术有限公司 | Integrity checking method in document transmission |
| CN101291195A (en) * | 2008-05-23 | 2008-10-22 | 中兴通讯股份有限公司 | File downloading method, system and terminal realizing breaker point continuous transmission |
| CN101867617A (en) * | 2010-06-13 | 2010-10-20 | 优视科技有限公司 | File uploading method base on mobile terminal and system and uploading server thereof |
| CN103237300A (en) * | 2013-04-28 | 2013-08-07 | 北京小米科技有限责任公司 | Method, device and system for downloading file |
| CN104978355A (en) * | 2014-04-10 | 2015-10-14 | 炬芯（珠海）科技有限公司 | Operation method of CPIO file and operation device of CPIO file |
| CN104133743A (en) * | 2014-07-22 | 2014-11-05 | 青岛智动精工电子有限公司 | Method and device for burning file into EMMC (Embedded MultiMedia Card) |
| CN105450785A (en) * | 2016-01-26 | 2016-03-30 | 青岛海信电器股份有限公司 | File transmission method and device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019057023A1 (en) * | 2017-09-20 | 2019-03-28 | 中兴通讯股份有限公司 | Data recovery method, sending/receiving apparatus, and computer-readable storage medium |
| CN107809423A (en) * | 2017-10-20 | 2018-03-16 | 国信嘉宁数据技术有限公司 | A kind of electronic evidence data transmission method, system and equipment |
| CN109451030A (en) * | 2018-11-19 | 2019-03-08 | 视联动力信息技术股份有限公司 | A kind of method for down loading and system regarding networking files |
| CN109451030B (en) * | 2018-11-19 | 2021-11-19 | 视联动力信息技术股份有限公司 | Method and system for downloading video network file |
| CN112883427A (en) * | 2019-11-29 | 2021-06-01 | 航天信息股份有限公司 | Method and device for detecting integrity of file |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106686078B (en) | 2020-03-24 |
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Application publication date: 20170517 Assignee: Beijing Zhike chelian Technology Co.,Ltd. Assignor: BEIQI FOTON MOTOR Co.,Ltd. Contract record no.: X2022980018253 Denomination of invention: Data transmission method and device Granted publication date: 20200324 License type: Common License Record date: 20221013 |