CN115103346A - File sharing method and system based on UWB - Google Patents
File sharing method and system based on UWB Download PDFInfo
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- CN115103346A CN115103346A CN202210878857.8A CN202210878857A CN115103346A CN 115103346 A CN115103346 A CN 115103346A CN 202210878857 A CN202210878857 A CN 202210878857A CN 115103346 A CN115103346 A CN 115103346A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000004891 communication Methods 0.000 claims description 22
- 238000012795 verification Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 18
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/005—Discovery of network devices, e.g. terminals
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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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
Abstract
The invention discloses a file sharing method and a system based on UWB, wherein the method comprises the following steps: the sending equipment and the receiving equipment both have nearby sharing switches which are turned on, and nearby sharing functions are turned on; the sending equipment selects a manual sharing mode or an automatic sharing mode and determines the sharing mode; the sending equipment enters a nearby sharing function; the sending device sends the file to the receiving device. Based on the high-frequency characteristic of the UWB, the invention confirms the distance and the angle of the receiving equipment through the UWB accurate positioning, simplifies the operation flow of file transmission of the user, and supports the quick file sharing of the user through the ultra-high transmission rate of the UWB.
Description
Technical Field
The invention relates to the technical field of wireless communication, in particular to a file sharing method and system based on UWB.
Background
The Ultra Wide Band (UWB) technology is a wireless carrier communication technology, and performs ranging and direction angle confirmation to locate by long-distance communication between two pieces of equipment carrying UWB, and the UWB characteristic also supports high-speed data transmission, and compared with other existing communication technologies, the Ultra Wide Band (UWB) technology has the advantages of accurate location, high transmission rate, strong anti-interference capability, low power consumption and the like.
The existing mobile terminal adopts Bluetooth or WIFI as a transmission channel, compared with the transmission rate of several MB to dozens of MB and higher power consumption of Bluetooth and WIFI, the use of UWB to support file data stream transmission has the advantages of high transmission rate, strong anti-interference capability, low power consumption and the like, and especially has very high transmission speed in a short distance, the UWB can realize the data transmission rate of hundreds of Mbit/s to several Gbit/s in a range of about 10 meters theoretically, for file sharing, the high transmission rate is the most important index, in addition, the UWB can be used for accurate positioning, and receiving equipment which wants to share files can be found around better and faster.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present invention provides a file sharing method implemented based on UWB, so as to solve the deficiencies of the prior art.
In order to achieve the purpose, the invention provides a file sharing method based on UWB, which comprises the following steps:
step 1: the sending equipment and the receiving equipment both have nearby sharing switches which are turned on, and nearby sharing functions are turned on; step 2: the sending equipment selects a manual sharing mode or an automatic sharing mode and determines the sharing mode;
and step 3: the sending equipment enters a nearby sharing function;
and 4, step 4: the transmitting equipment transmits a file to receiving equipment, firstly, a UWB module of the transmitting equipment reads a file data stream through a file storage module of the system and formats and packs the file data stream; then a second communication channel is established between the sending equipment UWB module and the receiving equipment UWB module, the file data stream is sent out, the file data stream transmitted by the communication channel is received by the receiving equipment UWB module, a file is established through the file storage module of the system, and the file data stream is written in.
Further, the sending device sending the file to the receiving device further includes:
the sending equipment sends a control packet, informs the receiving equipment of preparing to accept the file, the receiving equipment receives the control packet, and if the receiving equipment agrees to accept the file, replies a control response packet comprising an agreement mark to the sending equipment;
the sending equipment sends a data packet, the receiving equipment receives the data packet and unpacks the data packet through an agreed format, a file is established, and the file is written in;
and after the sending equipment finishes sending the data packet, sending a control packet to inform the receiving equipment that the file is sent, carrying out file verification by the receiving equipment, confirming that the file is received successfully, and replying a control response packet comprising a successful mark to the sending equipment.
Further, the sending device and the receiving device perform state synchronization through the sending response of the control packet.
Furthermore, in the manual sharing mode, the sending device calls the UWB module to communicate with the UWB modules of the surrounding receiving devices to measure the distance, the distance between the sending device and the surrounding receiving devices is obtained according to the distance measurement, the receiving devices are sorted according to the distance, then the names and the distance values of the receiving devices are displayed by using a list, the receiving device closest to the sending device is displayed on the first row of the list, the receiving device next closest to the sending device is displayed on the second row of the list, and the like, and then the file is selected to trigger the sending function to send out the selected file.
Furthermore, the automatic sharing mode adjusts the position of the sending device to point to the receiving device, displays the receiving device determined according to the positioning and automatically triggers the file sending function to send out the selected file.
Further, when the position of the sending device is adjusted to point to the receiving device in the automatic sharing mode, the UWB module of the sending device communicates with the UWB module of the receiving device pointed to by the sending device, and the sending device obtains the distance information and the angle information to position the receiving device.
The invention also provides a file sharing system based on UWB realization, which comprises a sending device and a plurality of receiving devices, wherein the sending device is in wireless communication with the receiving devices; the transmitting device and the receiving device comprise file storage modules and UWB modules, the file storage modules and the UWB modules of the transmitting device and the receiving device are electrically connected, and the UWB modules of the transmitting device and the receiving device are in wireless communication connection.
The beneficial effects of the invention are:
based on the high-frequency characteristic of the UWB, the invention confirms the distance and the angle of the receiving equipment through the UWB accurate positioning, simplifies the operation flow of file transmission of the user, and supports the quick file sharing of the user through the ultra-high transmission rate of the UWB.
The conception, specific structure and technical effects of the present invention will be further described in conjunction with the accompanying drawings to fully understand the purpose, characteristics and effects of the present invention.
Drawings
Fig. 1 is a schematic diagram of a manual sharing method according to the present invention.
Fig. 2 is a schematic diagram of an automatic sharing mode of the present invention.
Fig. 3 is a schematic block diagram of the communication transmission of the system of the present invention.
Detailed Description
The invention provides a file sharing method based on UWB, which comprises the following steps:
step 1: the sending equipment and the receiving equipment both have nearby sharing switches which are turned on, and nearby sharing functions are turned on; step 2: the sending equipment selects a manual sharing mode or an automatic sharing mode and determines the sharing mode;
and 3, step 3: the sending equipment enters a nearby sharing function;
and 4, step 4: the transmitting equipment transmits a file to receiving equipment, firstly, a UWB module of the transmitting equipment reads a file data stream through a file storage module of the system and formats and packs the file data stream; then a second communication channel is established between the sending equipment UWB module and the receiving equipment UWB module, the file data stream is sent out, the file data stream transmitted by the communication channel is received by the receiving equipment UWB module, a file is established through the file storage module of the system, and the file data stream is written in.
In this embodiment, the sending device sends the file to the receiving device, further including:
the sending equipment sends a control packet, informs the receiving equipment of preparing to accept the file, the receiving equipment receives the control packet, and if the receiving equipment agrees to accept the file, replies a control response packet comprising an agreement mark to the sending equipment;
the sending equipment sends a data packet, the receiving equipment receives the data packet, unpacks the data packet through an appointed format, establishes a file and writes the file into the file;
and after the sending equipment finishes sending the data packet, sending a control packet to inform the receiving equipment that the file is sent, carrying out file verification by the receiving equipment, confirming that the file is received successfully, and replying a control response packet comprising a successful mark to the sending equipment.
In addition, the sending equipment and the receiving equipment carry out state synchronization through the sending response of the control packet, and possible file transmission failure and file verification failure are avoided.
As shown in fig. 1, in the manual sharing mode, the sending device invokes the UWB module to communicate with the UWB modules of the surrounding receiving devices to perform ranging, obtains the distance between the sending device and the surrounding receiving devices according to the ranging, sorts the distance according to the distance, displays the name and the distance value of the receiving device by using a list, displays the receiving device closest to the sending device in the first row of the list, displays the receiving device next closest to the sending device in the second row of the list, and so on, and then selects a file to trigger the sending function to send out the selected file. Compared with the current file sharing, the sending equipment can clearly know the distances between the receiving equipment and the sending equipment which are alternative at the periphery, due to the characteristic of short-distance communication, the communication stability and the high speed of the equipment which is close to the sending equipment are better when the communication is carried out, the sending equipment can dynamically adjust the position of the sending equipment according to the distance information of the receiving equipment, and the sending equipment is close to the receiving equipment to obtain better communication stability and transmission speed.
As shown in fig. 2, in the automatic sharing mode, the sending device is adjusted to point to the receiving device, the receiving device determined according to the positioning is displayed, and the file sending function is automatically triggered to send out the selected file. The UWB module of the sending device communicates with the UWB module of the receiving device pointed by the sending device, the sending device obtains distance information and angle information and then carries out UWB positioning to know that the receiving device is the receiving device, a file selection function is directly triggered without manually selecting the receiving device, and then the file selection function can be selected to trigger the file sending function to send out the selected file. Compared with the existing file sharing, the file sharing method has the advantages that only the sending device needs to be adjusted to point to the receiving device when the file is automatically shared, then the file is selected to be sent, operation steps are simplified, a user can feel that the file is sent by one finger, and good user experience is achieved.
As shown in fig. 3, the present invention further provides a file sharing system implemented based on UWB, including a sending device and a plurality of receiving devices, where the sending device communicates with the plurality of receiving devices wirelessly; the transmitting equipment and the receiving equipment comprise file storage modules and UWB modules, the respective file storage modules and UWB modules of the transmitting equipment and the receiving equipment are electrically connected, and the UWB modules of the transmitting equipment and the receiving equipment are in wireless communication connection.
The UWB module of the sending device reads the file data stream through the file storage module of the system, formats and packs the file data stream, then sends the file data stream through a communication channel established with the UWB module of the receiving device, the UWB module of the receiving device receives the file data stream transmitted by the communication channel, and the file is established through the file storage module of the system and written into the file data stream.
In summary, the file sharing mode of the invention can be divided into manual sharing and automatic sharing, ranging and positioning functions based on UWB can be implemented, and when manual sharing is performed, the sending equipment obtains and displays surrounding receiving equipment according to ranging, and the receiving equipment is displayed in a list, so that a user can select the receiving equipment and send a file; the sending equipment can directly confirm the receiving equipment according to positioning during automatic sharing, and a user can directly send files without selecting the receiving equipment.
Based on the high-frequency characteristic of the UWB, the invention confirms the distance and the angle of the receiving equipment through the UWB accurate positioning, simplifies the operation flow of file transmission of the user, and supports the quick file sharing of the user through the ultra-high transmission rate of the UWB.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (7)
1. A file sharing method based on UWB is characterized by comprising the following steps:
step 1: the sending equipment and the receiving equipment both have nearby sharing switches which are turned on, and nearby sharing functions are turned on; step 2: the sending equipment selects a manual sharing mode or an automatic sharing mode and determines the sharing mode;
and step 3: the sending equipment enters a nearby sharing function;
and 4, step 4: the transmitting equipment transmits a file to receiving equipment, firstly, a UWB module of the transmitting equipment reads a file data stream through a file storage module of the system and formats and packs the file data stream; then a second communication channel is established between the sending equipment UWB module and the receiving equipment UWB module, the file data stream is sent out, the file data stream transmitted by the communication channel is received by the receiving equipment UWB module, a file is established through the file storage module of the system, and the file data stream is written in.
2. The file sharing method based on UWB implementation according to claim 1, wherein: the sending device sends the file to the receiving device, and the method further comprises the following steps:
the sending equipment sends a control packet, informs the receiving equipment of preparing to accept the file, and if the receiving equipment receives the control packet, replies a control response packet comprising an agreement flag to the sending equipment;
the sending equipment sends a data packet, the receiving equipment receives the data packet and unpacks the data packet through an agreed format, a file is established, and the file is written in;
and after the sending equipment finishes sending the data packet, sending a control packet to inform the receiving equipment that the file is sent, carrying out file verification by the receiving equipment, confirming that the file is received successfully, and replying a control response packet comprising a successful mark to the sending equipment.
3. The file sharing method based on UWB implementation according to claim 2, wherein: and the sending equipment and the receiving equipment carry out state synchronization through the sending response of the control packet.
4. The file sharing method based on UWB implementation according to claim 1, wherein: the manual sharing mode specifically comprises the following steps: the sending equipment calls the UWB module to communicate with the UWB modules of the surrounding receiving equipment to measure the distance, the distance between the sending equipment and the surrounding receiving equipment is obtained according to the distance, the sending equipment and the surrounding receiving equipment are sequenced according to the distance, then the name and the distance value of the receiving equipment are displayed by using a list, the receiving equipment closest to the sending equipment is displayed on the first row of the list, the receiving equipment next closest to the receiving equipment is displayed on the second row of the list, and so on, and then the file is selected to trigger the sending function to send out the selected file.
5. The file sharing method based on UWB implementation according to claim 1, wherein: and the automatic sharing mode adjusts the position of the sending equipment to point to the receiving equipment, displays the receiving equipment determined according to the positioning and automatically triggers the file sending function to send out the selected file.
6. The file sharing method implemented based on UWB according to claim 5, wherein: when the automatic sharing mode enables the position of the sending device to be adjusted to point to the receiving device, the UWB module of the sending device communicates with the UWB module of the receiving device pointed by the UWB module, and the sending device obtains distance information and angle information to achieve positioning of the receiving device.
7. A file sharing system based on UWB realization is characterized in that: the method comprises the steps that a sending device and a plurality of receiving devices are included, and the sending device and the receiving devices are in wireless communication; the transmitting device and the receiving device comprise file storage modules and UWB modules, the file storage modules and the UWB modules of the transmitting device and the receiving device are electrically connected, and the UWB modules of the transmitting device and the receiving device are in wireless communication connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210878857.8A CN115103346A (en) | 2022-07-25 | 2022-07-25 | File sharing method and system based on UWB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210878857.8A CN115103346A (en) | 2022-07-25 | 2022-07-25 | File sharing method and system based on UWB |
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| CN115103346A true CN115103346A (en) | 2022-09-23 |
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| CN202210878857.8A Pending CN115103346A (en) | 2022-07-25 | 2022-07-25 | File sharing method and system based on UWB |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112130788A (en) * | 2020-08-05 | 2020-12-25 | 华为技术有限公司 | Content sharing method and device |
| CN112291708A (en) * | 2020-11-27 | 2021-01-29 | 歌尔科技有限公司 | Data transmission method, device, equipment and computer readable storage medium |
| CN112423226A (en) * | 2020-11-24 | 2021-02-26 | 三星电子（中国）研发中心 | File sharing method and device and intelligent equipment |
| CN112437190A (en) * | 2019-08-08 | 2021-03-02 | 华为技术有限公司 | Data sharing method, graphical user interface, related device and system |
| CN112954596A (en) * | 2021-03-09 | 2021-06-11 | 北京小米移动软件有限公司 | Data sharing method, device, equipment and storage medium |
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2022
- 2022-07-25 CN CN202210878857.8A patent/CN115103346A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112437190A (en) * | 2019-08-08 | 2021-03-02 | 华为技术有限公司 | Data sharing method, graphical user interface, related device and system |
| CN112130788A (en) * | 2020-08-05 | 2020-12-25 | 华为技术有限公司 | Content sharing method and device |
| CN112423226A (en) * | 2020-11-24 | 2021-02-26 | 三星电子（中国）研发中心 | File sharing method and device and intelligent equipment |
| CN112291708A (en) * | 2020-11-27 | 2021-01-29 | 歌尔科技有限公司 | Data transmission method, device, equipment and computer readable storage medium |
| CN112954596A (en) * | 2021-03-09 | 2021-06-11 | 北京小米移动软件有限公司 | Data sharing method, device, equipment and storage medium |
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Application publication date: 20220923 |