CN105813226A - Document transmission method and device - Google Patents

Document transmission method and device Download PDF

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Publication number
CN105813226A
CN105813226A CN201610285508.XA CN201610285508A CN105813226A CN 105813226 A CN105813226 A CN 105813226A CN 201610285508 A CN201610285508 A CN 201610285508A CN 105813226 A CN105813226 A CN 105813226A
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CN
China
Prior art keywords
bluetooth
infrared emission
terminal
file
emission end
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
Application number
CN201610285508.XA
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Chinese (zh)
Inventor
卢子明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LeTV Holding Beijing Co Ltd
LeTV Mobile Intelligent Information Technology Beijing Co Ltd
Original Assignee
LeTV Holding Beijing Co Ltd
LeTV Mobile Intelligent Information Technology Beijing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LeTV Holding Beijing Co Ltd, LeTV Mobile Intelligent Information Technology Beijing Co Ltd filed Critical LeTV Holding Beijing Co Ltd
Priority to CN201610285508.XA priority Critical patent/CN105813226A/en
Publication of CN105813226A publication Critical patent/CN105813226A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • H04B5/72
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/01Protocols
    • H04L67/06Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup

Abstract

The invention provides a document transmission method and device. The method comprises the following steps: in the case that the distance between a first terminal and a second terminal is smaller than a preset threshold, receiving an MAC address of a first Bluetooth from a first infrared transmitting terminal by a second infrared transmitting terminal; sending the MAC address of the first Bluetooth to a second Bluetooth by the second infrared transmitting terminal, wherein the MAC address of the first Bluetooth is a reference of carrying out Bluetooth pairing on the second Bluetooth and the first Bluetooth; and after the pairing success of the first Bluetooth and the second Bluetooth, carrying out document transmission between the first terminal and the second terminal by the first Bluetooth and the second Bluetooth. By adopting the document transmission method provided by the invention, when the document transmission is carried out by the Bluetooth in the prior art, the problems that the Bluetooth pairing process is complex and that the document transmission is not smooth are solved, the infrared communication technology and the Bluetooth technology are effectively combined to realize the data sharing service between the terminal and the terminal, the operation is convenient, and the transmission is smooth, so convenience is provided for users.

Description

A kind of document transmission method and device
Technical field
The present invention relates to communication technical field, particularly relate to a kind of document transmission method and device.
Background technology
Bluetooth, is the radiotechnics of a kind of holding equipment short haul connection.Wireless messages exchange can be carried out including between numerous equipment such as mobile phone, palm PC (PersonalDigitalAssistant, referred to as PDA), wireless headset, notebook computer, related peripherals." bluetooth " technology of utilization, it is possible to effectively simplify the communication between mobile communication terminal device, it is also possible to successfully simplify the communication between equipment and the Internet Internet, thus data transmission becomes more rapidly efficiently, for radio communication widening road.Bluetooth adopts distributed network structure and fast frequency hopping and short packet technology, supports point-to-point and point-to-multipoint delivery, is operated in 2.4GHzISM (i.e. industry, science, the medical science) frequency range of global general-use.Its data rate is 1Mbps.Time division duplex transmission scheme is adopted to realize full duplex transmission.
In actual life, people adopt bluetooth to lose nowhere as transmission means, but Bluetooth transmission generally requires both sides and verifies mutually identity, do not reach people's requirement for quickly transmitting, and the transmission of bluetooth is after both sides set up pairing now, also repeatedly confirming in transmission file processes, process is relatively loaded down with trivial details.
For in prior art, when carrying out file transmission by bluetooth, Bluetooth pairing processes is complicated, and file transmits slack problem, does not also propose effective solution.
Summary of the invention
The invention provides a kind of document transmission method and device, during at least to solve to carry out file transmission by bluetooth in prior art, Bluetooth pairing processes is complicated, and file transmits slack problem.
According to an aspect of the invention, it is provided a kind of document transmission method, including: when the distance of first terminal and the second terminal is less than predetermined threshold, received the MAC Address of the first bluetooth from the first infrared emission termination by the second infrared emission end;By described second infrared emission end, the MAC Address of described first bluetooth is sent to the second bluetooth;Wherein, the MAC Address of described first bluetooth is the foundation that described second bluetooth and described first bluetooth carry out Bluetooth pairing;After described first bluetooth with described second Bluetooth pairing success, between described first terminal and described second terminal, carry out file transmission by described first bluetooth and described second bluetooth;Wherein, described first infrared emission end and described first bluetooth are positioned at described first terminal, and described second infrared emission end and described second bluetooth are positioned at described second terminal.
Alternatively, by described second infrared emission end, the MAC Address transmission of described first bluetooth was included before the second bluetooth: received the attribute information of the file of pre-transmission from described first infrared emission termination by described second infrared emission end;Attribute information according to described file determines that described second terminal supports described file.
Alternatively, the attribute information of described file includes at least one of: the type of described file, described file size.
Alternatively, between described first terminal and described second terminal, carry out file transmission by described first bluetooth and described second bluetooth after include: disconnect described first bluetooth and the Bluetooth pairing of described second bluetooth;And/or, close described first bluetooth and described second bluetooth.
Alternatively, included before the MAC Address of first infrared emission termination receipts the first bluetooth by the second infrared emission end: open described first infrared emission end and described second infrared emission end.
According to another aspect of the present invention, additionally provide a kind of file transfer means, including: the first receiver module, for when the distance of first terminal and the second terminal is less than predetermined threshold, being received the MAC Address of the first bluetooth from the first infrared emission termination by the second infrared emission end;Sending module, for sending the MAC Address of described first bluetooth to the second bluetooth by described second infrared emission end;Wherein, the MAC Address of described first bluetooth is the foundation that described second bluetooth and described first bluetooth carry out Bluetooth pairing;Document transmission module, for, after described first bluetooth with described second Bluetooth pairing success, carrying out file transmission by described first bluetooth and described second bluetooth between described first terminal and described second terminal;Wherein, described first infrared emission end and described first bluetooth are positioned at described first terminal, and described second infrared emission end and described second bluetooth are positioned at described second terminal.
Alternatively, described device also includes: the second receiver module, for before the MAC Address transmission of described first bluetooth to the second bluetooth, the attribute information of the file of pre-transmission will be received from described first infrared emission termination by described second infrared emission end by described second infrared emission end;Determine module, for determining that described second terminal supports described file according to the attribute information of described file.
Alternatively, the attribute information of described file includes at least one of: the type of described file, described file size.
Alternatively, described device also includes: disconnect module, after carrying out file transmission by described first bluetooth and described second bluetooth between described first terminal and described second terminal, disconnects described first bluetooth and the Bluetooth pairing of described second bluetooth;And/or, close module, be used for closing described first bluetooth and described second bluetooth.
Alternatively, described device also includes: opening module, for by the second infrared emission end from first infrared emission termination receive the first bluetooth MAC Address before, open described first infrared emission end and described second infrared emission end.
By the present invention, when the distance of first terminal and the second terminal is less than predetermined threshold, received the MAC Address of the first bluetooth from the first infrared emission termination by the second infrared emission end;By the second infrared emission end, the MAC Address of the first bluetooth is sent to the second bluetooth;Wherein, the MAC Address of the first bluetooth is the foundation that the second bluetooth and the first bluetooth carry out Bluetooth pairing;After the first bluetooth with the second Bluetooth pairing success, between first terminal and the second terminal, carry out file transmission by the first bluetooth and the second bluetooth;Wherein, first infrared emission end and the first bluetooth are positioned at first terminal, second infrared emission end and the second bluetooth are positioned at the second terminal, solving when carrying out file transmission by bluetooth in prior art, Bluetooth pairing processes is complicated, and file transmits slack problem, by efficient combination infrared communication technology and Bluetooth technology, realizing the data sharing service between terminal and terminal, it is easy to operate, transmission is smooth, provides users with the convenient.
Accompanying drawing explanation
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the flow chart of document transmission method according to embodiments of the present invention;
Fig. 2 is the schematic diagram of file transmission between two mobile phones according to embodiments of the present invention;
Fig. 3 is the structured flowchart (1) of file transfer means according to embodiments of the present invention;
Fig. 4 is the structured flowchart (2) of file transfer means according to embodiments of the present invention;
Fig. 5 is the structured flowchart (3) of file transfer means according to embodiments of the present invention;
Fig. 6 is the structured flowchart (4) of file transfer means according to embodiments of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described, it is clear that described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
In describing the invention, it is necessary to explanation, term " first ", " second ", " the 3rd " only for descriptive purposes, and it is not intended that instruction or hint relative importance.
As long as just can be combined with each other additionally, technical characteristic involved in invention described below difference embodiment does not constitute conflict each other.
Embodiment 1
Providing a kind of document transmission method in the present embodiment, Fig. 1 is the flow chart of document transmission method according to embodiments of the present invention, as it is shown in figure 1, this flow process comprises the steps:
Step S11, when the distance of first terminal and the second terminal is less than predetermined threshold, receives the MAC Address of the first bluetooth by the second infrared emission end from the first infrared emission termination;
Step S12, is sent the MAC Address of the first bluetooth to the second bluetooth by the second infrared emission end;Wherein, the MAC Address of the first bluetooth is the foundation that the second bluetooth and the first bluetooth carry out Bluetooth pairing;
Step S13, after the first bluetooth with the second Bluetooth pairing success, carries out file transmission by the first bluetooth and the second bluetooth between first terminal and the second terminal;Wherein, the first infrared emission end and the first bluetooth are positioned at first terminal, and the second infrared emission end and the second bluetooth are positioned at the second terminal.
Above-mentioned first terminal or the second terminal can be smart mobile phones, can also is that Portable tablet personal computer (portableandroiddevice, referred to as PAD), personal mobile digital terminal (PersonalDigitalAssistant, referred to as PDA) etc., there is the smart machine (electronic equipment) of display, process and network connecting function.
Pass through above-mentioned steps, infrared technology is used to open the bluetooth of bilateral equipment, match them simultaneously, after the Bluetooth pairing success of bilateral equipment, realize the file transmission between bilateral equipment, compared in prior art, bilateral equipment carries out needing checking unpaired message in Bluetooth pairing processes or logining password, in actual mechanical process, generally checking does not have rule or password long, it is manually entered cumbersome, above-mentioned steps solves when carrying out file transmission by bluetooth in prior art, Bluetooth pairing processes is complicated, file transmits slack problem, by efficient combination infrared communication technology and Bluetooth technology, realize the data sharing service between terminal and terminal, it is easy to operate, transmission smoothness, provide users with the convenient.
The transmission success of first terminal and the second terminal document is to need both sides all to support the file to transmit, therefore, in one alternate embodiment, by the second infrared emission end by before the MAC Address transmission of the first bluetooth to the second bluetooth, received the attribute information of the file of pre-transmission by the second infrared emission end from the first infrared emission termination, determine that the second terminal supports this document according to the attribute information of file.Support that in the second terminal under the premise of file of pre-transmission, the first bluetooth and the second bluetooth carry out Bluetooth pairing, and when not supporting, the first bluetooth and the second bluetooth just there is no need to carry out Bluetooth pairing.
In one alternate embodiment, the attribute information of above-mentioned file can be the type of this document can also be the size of this document.
In one alternate embodiment, after carrying out file transmission by the first bluetooth and the second bluetooth between first terminal and the second terminal, the first bluetooth and the Bluetooth pairing of the second bluetooth are disconnected.In order to save the electricity of terminal and improve the speed of service of terminal, in another alternative embodiment, close this first bluetooth and this second bluetooth, specifically, after end of file transfer, one timer can be set, if user does not operate transmission file, first terminal and the second terminal and will close Bluetooth function in the stipulated time.
In one alternate embodiment, by the second infrared emission end from first infrared emission termination receive the first bluetooth MAC Address before, open the first infrared emission end and the second infrared emission end.And then infrared technology just can be used to realize first terminal and the Bluetooth pairing of the second terminal.
Fig. 2 is the schematic diagram of file transmission between two mobile phones according to embodiments of the present invention.It is mobile phone for first terminal and the second terminal below, and illustrates in conjunction with Fig. 2.
One precondition is the first mobile phone and the second mobile phone is required for supporting infrared and Bluetooth function, supports infrared transmission function simultaneously.
First mobile phone and the second mobile phone are both needed to have to arrange a switch, and switch can control whether to open infrared transmission.
When the infrared transmission of the first mobile phone is opened, can select to need the picture of transmission, the file such as music or webpage, by a fixing gesture, such as length presses screen 3 seconds, and the infrared of the first mobile phone will be sent out infrared signal, and this signal includes the MAC Address of the first Bluetooth of mobile phone, transmit the type of file, size etc..
First-hand chance opens self bluetooth simultaneously, and the information such as location type size needing transmission file is passed to bluetooth, and bluetooth can wait that the second mobile phone matches with it.
After second mobile phone receives this signal by infrared interface, whether resolution file size of type is supported, if supporting the MAC of the first mobile phone to be sent to the bluetooth of self.
The bluetooth of the second mobile phone is matched by MAC Address and the first mobile phone obtained.
After first mobile phone and the second mobile phone Bluetooth pairing, the first mobile phone is transferred to the second mobile phone by bluetooth file.
After transmission, the first mobile phone and the second Bluetooth of mobile phone disconnect pairing and close.
Embodiment 2
Additionally providing a kind of file transfer means in the present embodiment, this device is used for realizing above-described embodiment and preferred implementation, has be carried out repeating no more of explanation.As used below, term " module " can realize the software of predetermined function and/or the combination of hardware.Although the device described by following example preferably realizes with software, but hardware, or the realization of the combination of software and hardware is also likely to and is contemplated.
Fig. 3 is the structured flowchart (1) of file transfer means according to embodiments of the present invention.
As it is shown on figure 3, this document transmitting device includes: the first receiver module 31, sending module 32 and document transmission module 33.
Wherein, the first receiver module 31, for when the distance of first terminal and the second terminal is less than predetermined threshold, receiving the MAC Address of the first bluetooth by the second infrared emission end from the first infrared emission termination;Sending module 32, for sending the MAC Address of the first bluetooth to the second bluetooth by the second infrared emission end;Wherein, the MAC Address of the first bluetooth is the foundation that the second bluetooth and the first bluetooth carry out Bluetooth pairing;Document transmission module 33, for, after the first bluetooth with the second Bluetooth pairing success, carrying out file transmission by the first bluetooth and the second bluetooth between first terminal and the second terminal;Wherein, the first infrared emission end and the first bluetooth are positioned at this first terminal, and the second infrared emission end and the second bluetooth are positioned at the second terminal.
Pass through said apparatus, infrared technology is used to open the bluetooth of bilateral equipment, match them simultaneously, after the Bluetooth pairing success of bilateral equipment, realize the file transmission between bilateral equipment, compared in prior art, bilateral equipment carries out needing checking unpaired message in Bluetooth pairing processes or logining password, in actual mechanical process, generally checking does not have rule or password long, it is manually entered cumbersome, above-mentioned steps solves when carrying out file transmission by bluetooth in prior art, Bluetooth pairing processes is complicated, file transmits slack problem, by efficient combination infrared communication technology and Bluetooth technology, realize the data sharing service between terminal and terminal, it is easy to operate, transmission smoothness, provide users with the convenient.
Fig. 4 is the structured flowchart (2) of file transfer means according to embodiments of the present invention.
As shown in Figure 4, this device also includes: the second receiver module 41, is used for before the MAC Address transmission of the first bluetooth to the second bluetooth by the second infrared emission end, is received the attribute information of the file of pre-transmission by the second infrared emission end from the first infrared emission termination;Determine module 42, determine that this second terminal supports this document for the attribute information according to this document.
Alternatively, the attribute information of this document includes at least one of: the type of this document, this document size.
Fig. 5 is the structured flowchart (3) of file transfer means according to embodiments of the present invention.
As it is shown in figure 5, this device also includes: disconnect module 51, after carrying out file transmission by the first bluetooth and the second bluetooth between first terminal and the second terminal, disconnect the first bluetooth and the Bluetooth pairing of the second bluetooth;And/or, close module 52, be used for closing the first bluetooth and the second bluetooth.
Fig. 6 is the structured flowchart (4) of file transfer means according to embodiments of the present invention.
As shown in Figure 6, this device also includes: opening module 61, for received the first bluetooth from the first infrared emission termination by the second infrared emission end MAC Address before, open this first infrared emission end and this second infrared emission end.
The further function of above-mentioned modules describes identical with above-mentioned corresponding embodiment, does not repeat them here.
In sum, by a kind of document transmission method provided by the invention and device, solve in prior art by bluetooth carry out file transmission time, Bluetooth pairing processes is complicated, file transmits slack problem, by efficient combination infrared communication technology and Bluetooth technology, it is achieved the data sharing service between terminal and terminal, it is easy to operate, transmission is smooth, provides users with the convenient.
Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt the form of complete hardware embodiment, complete software implementation or the embodiment in conjunction with software and hardware aspect.And, the present invention can adopt the form at one or more upper computer programs implemented of computer-usable storage medium (including but not limited to disk memory, CD-ROM, optical memory etc.) wherein including computer usable program code.
The present invention is that flow chart and/or block diagram with reference to method according to embodiments of the present invention, equipment (system) and computer program describe.It should be understood that can by the combination of the flow process in each flow process in computer program instructions flowchart and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can be provided to produce a machine to the processor of general purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device so that the instruction performed by the processor of computer or other programmable data processing device is produced for realizing the device of function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and can guide in the computer-readable memory that computer or other programmable data processing device work in a specific way, the instruction making to be stored in this computer-readable memory produces to include the manufacture of command device, and this command device realizes the function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices provides for realizing the step of function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame.
Obviously, above-described embodiment is only for clearly demonstrating example, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also cannot all of embodiment be given exhaustive.And the apparent change thus extended out or variation are still among the protection domain of the invention.

Claims (10)

1. a document transmission method, including:
When the distance of first terminal and the second terminal is less than predetermined threshold, received the MAC Address of the first bluetooth from the first infrared emission termination by the second infrared emission end;
By described second infrared emission end, the MAC Address of described first bluetooth is sent to the second bluetooth;Wherein, the MAC Address of described first bluetooth is the foundation that described second bluetooth and described first bluetooth carry out Bluetooth pairing;
After described first bluetooth with described second Bluetooth pairing success, carry out file transmission by described first bluetooth and described second bluetooth;Wherein, described first infrared emission end and described first bluetooth are positioned at described first terminal, and described second infrared emission end and described second bluetooth are positioned at described second terminal.
2. method according to claim 1, was included the MAC Address transmission of described first bluetooth by described second infrared emission end before the second bluetooth:
Received the attribute information of the file of pre-transmission from described first infrared emission termination by described second infrared emission end;
Attribute information according to described file determines that described second terminal supports described file.
3. method according to claim 2, the attribute information of described file includes at least one of:
The type of described file, described file size.
4. method according to claim 1, includes after carrying out file transmission by described first bluetooth and described second bluetooth between described first terminal and described second terminal:
Disconnect described first bluetooth and the Bluetooth pairing of described second bluetooth;And/or,
Close described first bluetooth and described second bluetooth.
5. method according to any one of claim 1 to 4, was included before the MAC Address of first infrared emission termination receipts the first bluetooth by the second infrared emission end:
Open described first infrared emission end and described second infrared emission end.
6. a file transfer means, including:
First receiver module, for when the distance of first terminal and the second terminal is less than predetermined threshold, receiving the MAC Address of the first bluetooth by the second infrared emission end from the first infrared emission termination;
Sending module, for sending the MAC Address of described first bluetooth to the second bluetooth by described second infrared emission end;Wherein, the MAC Address of described first bluetooth is the foundation that described second bluetooth and described first bluetooth carry out Bluetooth pairing;
Document transmission module, for, after described first bluetooth with described second Bluetooth pairing success, carrying out file transmission by described first bluetooth and described second bluetooth;Wherein, described first infrared emission end and described first bluetooth are positioned at described first terminal, and described second infrared emission end and described second bluetooth are positioned at described second terminal.
7. device according to claim 6, described device also includes:
Second receiver module, for before the MAC Address transmission of described first bluetooth to the second bluetooth, receiving the attribute information of the file of pre-transmission by described second infrared emission end by described second infrared emission end from described first infrared emission termination;
Determine module, for determining that described second terminal supports described file according to the attribute information of described file.
8. device according to claim 7, the attribute information of described file includes at least one of:
The type of described file, described file size.
9. device according to claim 6, described device also includes:
Disconnect module, after carrying out file transmission by described first bluetooth and described second bluetooth between described first terminal and described second terminal, disconnect described first bluetooth and the Bluetooth pairing of described second bluetooth;And/or,
Close module, be used for closing described first bluetooth and described second bluetooth.
10. the device according to any one of claim 6 to 9, described device also includes:
Opening module, for by the second infrared emission end from first infrared emission termination receive the first bluetooth MAC Address before, open described first infrared emission end and described second infrared emission end.
CN201610285508.XA 2016-04-29 2016-04-29 Document transmission method and device Pending CN105813226A (en)

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CN107484114A (en) * 2017-09-29 2017-12-15 歌尔股份有限公司 The matching method and system of bluetooth equipment
CN108718439A (en) * 2018-05-22 2018-10-30 北京硬壳科技有限公司 Data transmission method and device
CN109660973A (en) * 2018-12-28 2019-04-19 努比亚技术有限公司 Bluetooth control method, mobile terminal and storage medium
CN111316681A (en) * 2017-09-11 2020-06-19 深圳传音通讯有限公司 File transmission method and system
CN112468531A (en) * 2020-09-07 2021-03-09 厦门天锐科技股份有限公司 File transmission control method and device

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CN111316681A (en) * 2017-09-11 2020-06-19 深圳传音通讯有限公司 File transmission method and system
CN107484114A (en) * 2017-09-29 2017-12-15 歌尔股份有限公司 The matching method and system of bluetooth equipment
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CN112468531A (en) * 2020-09-07 2021-03-09 厦门天锐科技股份有限公司 File transmission control method and device
CN112468531B (en) * 2020-09-07 2024-02-09 厦门天锐科技股份有限公司 File transmission control method and device

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Application publication date: 20160727