CN112367646A - Multi-data secure transmission method and system based on Bluetooth and cloud platform - Google Patents

Multi-data secure transmission method and system based on Bluetooth and cloud platform Download PDF

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Publication number
CN112367646A
CN112367646A CN202011001977.7A CN202011001977A CN112367646A CN 112367646 A CN112367646 A CN 112367646A CN 202011001977 A CN202011001977 A CN 202011001977A CN 112367646 A CN112367646 A CN 112367646A
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data
transmitted
current
bluetooth
cloud platform
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CN112367646B (en
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孙铄
魏大雪
周宾
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Lifeon Shenzhen Medical Technology Co ltd
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Lifeon Shenzhen Medical Technology Co ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • 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
    • H04L67/10—Protocols in which an application is distributed across nodes in the network
    • H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/10—Flow control between communication endpoints
    • H04W28/14—Flow control between communication endpoints using intermediate storage
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)

Abstract

The invention relates to a multi-data safe transmission method and a system based on Bluetooth and a cloud platform, wherein the method comprises the following steps: the mobile terminal establishes Bluetooth connection with the current wearable device and then performs current data transmission; the mobile terminal broadcasts and inquires whether a Bluetooth communication request exists to other wearable equipment at intervals; when other wearable devices have Bluetooth communication requests, comparing the data transmission priority level of the current data transmitted by the current wearable device with the data to be transmitted of the other wearable devices according to a preset priority rule; when the data transmission priority of the data to be transmitted of other wearable devices is higher than the data transmission priority of the current data transmitted by the current wearable device, the mobile terminal interrupts the current data transmission of the current wearable device; the mobile terminal sequentially transmits the data to be transmitted to the cloud platform from high to low according to the priority rule within a preset time through a wireless network. The invention realizes the high efficiency, integrity and safety of data transmission.

Description

Multi-data secure transmission method and system based on Bluetooth and cloud platform
Technical Field
The invention relates to the technical field of data processing, in particular to a multi-data safe transmission method and system based on Bluetooth and a cloud platform.
Background
The precision wearing equipment is through gathering human physiological parameter to upload to high in the clouds server with data, the transparent computing technology of embedding in the high in the clouds server not only can save data and still can go on deep analysis to data, can play the effect such as screening, process intervention before the institute of disease.
There are various medical grade accurate wearable equipment in the market, for example, step counting equipment, heart rate measuring equipment, heart electrograph measuring equipment, calorie consumption check out test set, blood pressure equipment, biochemical check out test set (blood sugar detection, urine detection, blood detection) etc. the data of these equipment are transmitted to the high in the clouds through various modes, and main transfer mode is through bluetooth and cell-phone communication, regard the cell-phone as transfer transmission medium, transmit to the high in the clouds server.
Various accurate wearable equipment or a plurality of vital sign parameters that the user wore through the bluetooth, send data to the cell-phone simultaneously, face several problems: the Bluetooth data is a single channel, and how to solve the problem of simultaneous transmission of multiple parameters; how to resolve when a communication conflict occurs; how to ensure that the data uploaded to the cloud is complete.
Disclosure of Invention
In view of the above, it is necessary to provide a method and a system for secure data transmission based on bluetooth and a cloud platform to solve the technical problem of data integrity after multiple parameters are simultaneously transmitted and data are transmitted to a cloud end during bluetooth connection.
The invention provides a multi-data safe transmission method based on Bluetooth and a cloud platform, which comprises the following steps:
the mobile terminal establishes Bluetooth connection with the current wearable device, and the current wearable device transmits current data to the mobile terminal through Bluetooth;
in the period that the current wearable equipment transmits current data, the mobile terminal broadcasts and inquires whether a Bluetooth communication request exists or not to other wearable equipment at intervals;
when other wearable devices have Bluetooth communication requests, comparing the current data transmitted by the current wearable device with the data transmission priority of the to-be-transmitted data of other wearable devices according to a preset priority rule;
when the data transmission priority of the data to be transmitted of other wearable devices is higher than the data transmission priority of the current data transmitted by the current wearable device, the mobile terminal interrupts the current data transmission of the current wearable device;
and the mobile terminal sequentially transmits the data to be transmitted to the cloud platform from high to low according to the priority rule within a preset time through a wireless network.
Preferably, the preset priority rule specifically includes:
dividing data to be transmitted into continuous measurement parameters and point measurement parameters, wherein the data transmission priority of the point measurement parameters is higher than that of the continuous measurement parameters;
when the data to be transmitted are the continuous measurement parameters, continuing to transmit the current data;
and when the data to be transmitted are point measurement parameters, sequentially transmitting from high to low according to the transmission priority of the point measurement parameters.
Preferably, the point measurement parameters include blood pressure, blood oxygen, body temperature and blood sugar, and the transmission priority of the point measurement parameters is from high to low, namely blood pressure, blood oxygen, body temperature and blood sugar.
Preferably, when the data transmission priority of the to-be-transmitted data of the other wearable devices is higher than the data transmission priority of the current data transmitted by the current wearable device, the mobile terminal interrupts the current data transmission of the current wearable device, and then further includes:
when the current data of the current wearable device is a continuous measurement parameter, the mobile terminal stores the residual data of which the current data is not completely transmitted into a buffer area, marks the residual data of which the current data is not completely transmitted, records the data length of the residual data of which the current data is not completely transmitted, and sends the mark and the data length I to a cloud platform;
and after the data to be transmitted of the other wearable devices are transmitted, the cloud platform continuously transmits the remaining data which are not transmitted according to the marks and the data length.
Preferably, after the continuous transmission of the remaining data which is not transmitted is failed, the retransmission is performed for multiple times until the transmission is successful or the retransmission times reach a preset value.
The invention also provides a multi-data safety transmission system based on the Bluetooth and the cloud platform, which comprises wearable equipment, a mobile terminal and the cloud platform;
the wearable devices are in Bluetooth connection with the mobile terminal through Bluetooth and transmit data to the mobile devices, and the mobile terminal is in communication connection with the cloud platform through a wireless network and conducts data interaction;
the mobile terminal comprises a Bluetooth connection module, a timing query module, a comparison module, an interruption module and a transmission module, wherein:
the Bluetooth connection module is used for establishing Bluetooth connection with the current wearable equipment;
the timing query module is used for broadcasting and inquiring whether a Bluetooth communication request exists to other wearable equipment at intervals in the period that the current wearable equipment transmits the current data;
the comparison module is used for comparing the data transmission priority level of the current data transmitted by the current wearable device and the data to be transmitted of other wearable devices according to a preset priority rule when other wearable devices have Bluetooth communication requests;
the interruption module is used for interrupting the current data transmission of the current wearable equipment when the data transmission priority of the data to be transmitted of other wearable equipment is higher than the data transmission priority of the current data transmitted by the current wearable equipment;
the transmission module is used for receiving the data to be transmitted by the wearable device and sequentially transmitting the data to be transmitted to the cloud platform from high to low in a preset time according to the priority rule.
Preferably, the preset priority rule specifically includes:
dividing data to be transmitted into continuous measurement parameters and point measurement parameters, wherein the data transmission priority of the point measurement parameters is higher than that of the continuous measurement parameters;
when the data to be transmitted are the continuous measurement parameters, continuing to transmit the current data;
and when the data to be transmitted are point measurement parameters, sequentially transmitting from high to low according to the transmission priority of the point measurement parameters.
Preferably, the point measurement parameters include blood pressure, blood oxygen, body temperature and blood sugar, and the transmission priority of the point measurement parameters is from high to low, namely blood pressure, blood oxygen, body temperature and blood sugar.
Preferably, the mobile terminal further comprises a marking module, wherein:
the marking module is used for storing the residual data which are not transmitted completely in the current data into a buffer area, marking the residual data which are not transmitted completely, recording the data length of the residual data which are not transmitted completely, and sending the mark and the data length I to a cloud platform when the current data of the current wearable device are transmitted in an interrupted mode and the current data of the current wearable device are continuous measurement parameters;
and after the data to be transmitted of the other wearable devices are transmitted, the cloud platform continuously transmits the remaining data which are not transmitted according to the marks and the data length.
Preferably, after the continuous transmission of the remaining data which is not transmitted is failed, the retransmission is performed for multiple times until the transmission is successful or the retransmission times reach a preset value.
Has the advantages that: through data extraction at wearable equipment terminal, cell-phone APP judge and discernment, each link of high in the clouds data reception, high in the clouds data concatenation, high in the clouds data storage has realized high efficiency, the safety of data transmission, and the high in the clouds centering intermittent transmission data relies on the sign to splice, guarantees data continuity and integrality.
Drawings
Fig. 1 is a flowchart of a first embodiment of a method for secure transmission of multiple data based on bluetooth and a cloud platform according to the present invention;
fig. 2 is a system architecture diagram of a first embodiment of a multiple data security transmission system based on bluetooth and a cloud platform according to the present invention;
fig. 3 is a functional block diagram of a first embodiment of the mobile terminal of fig. 2.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.
The invention aims to solve the problem of contradiction and conflict of multiple parameters of the precise wearable equipment transmitted by means of Bluetooth communication at the same time, and ensures the integrity and timeliness of data transmitted to the cloud end by a user.
Example 1
As shown in fig. 1, embodiment 1 of the present invention provides a multiple data secure transmission method based on bluetooth and a cloud platform, including the following steps:
s1, the mobile terminal establishes Bluetooth connection with the current wearable device, and the current wearable device transmits current data to the mobile terminal through Bluetooth;
s2, in the period that the current wearable equipment transmits the current data, the mobile terminal broadcasts and inquires whether a Bluetooth communication request exists to other wearable equipment at intervals;
s3, when other wearable devices have Bluetooth communication requests, comparing the current data transmitted by the current wearable device with the data transmission priority of the to-be-transmitted data of other wearable devices according to a preset priority rule;
s4, when the data transmission priority of the data to be transmitted of other wearable devices is higher than the data transmission priority of the current data transmitted by the current wearable device, the mobile terminal interrupts the current data transmission of the current wearable device;
and S5, the mobile terminal sequentially transmits the data to be transmitted to the cloud platform from high to low according to the priority rule within a preset time through a wireless network.
Specifically, each wearable equipment itself handles the data packet according to communication protocol, transmits according to the data communication protocol between preset and the mobile terminal APP, has defined the size, the package head, the package tail, user information index, the timestamp, data type, the data information of each data packet in the communication protocol, and in preferred embodiment, wearable equipment is for being used for gathering human physiological parameter's terminal equipment (including intelligent hardware), and common intelligent wearing equipment has in the market: such as a step counting device, a heart rate measuring device, an electrocardiogram measuring device, a calorie consumption detecting device, a blood pressure device, a biochemical detecting device (blood sugar detection, urine detection, blood detection) and the like, the devices have the characteristics of low power consumption and long endurance time, and the mobile terminal is generally a smart phone, a tablet computer and the like.
As a preferred embodiment, the preset priority rule specifically includes:
dividing data to be transmitted into continuous measurement parameters and point measurement parameters, wherein the data transmission priority of the point measurement parameters is higher than that of the continuous measurement parameters; in general, smart wearable devices can be classified into continuous monitoring devices and point devices. Continuous monitoring facilities is used for measuring continuous survey parameters such as electrocardiogram, rhythm of the heart, and the whole name of continuous survey parameter is continuous survey parameter, and some survey equipment is used for measuring some survey parameter, and some survey parameter generally includes: blood pressure, blood oxygen, body temperature, biochemical detection equipment (blood glucose detection, urine detection, blood detection), and the like.
When the data to be transmitted are both continuous measurement parameters, the transmission of the current data is continued, namely when the continuous parameters such as an electrocardiogram and a heart rate are the parameters to be measured, the condition of interrupting the transmission cannot occur;
when the data to be transmitted are both point measurement parameters, the data are sequentially transmitted from high to low according to the transmission priority of the point measurement parameters, if a plurality of point measurement parameters are transmitted simultaneously, the data are sequentially transmitted according to the following priority sequence, and the blood pressure- > blood oxygen- > body temperature- > blood sugar- > other parameters.
As a preferred embodiment, when the data transmission priority of the to-be-transmitted data of the other wearable devices is higher than the data transmission priority of the current data transmitted by the current wearable device, the mobile terminal interrupts the current data transmission of the current wearable device, and then further includes:
when the current data of the current wearable device is a continuous measurement parameter, the mobile terminal stores the residual data of which the current data is not completely transmitted into a buffer area, marks the residual data of which the current data is not completely transmitted, records the data length of the residual data of which the current data is not completely transmitted, and sends the mark and the data length I to a cloud platform;
and after the data to be transmitted of the other wearable devices are transmitted, the cloud platform continuously transmits the remaining data which are not transmitted according to the marks and the data length.
Further, after the continuous transmission of the remaining data which is not transmitted is failed, the retransmission is carried out for a plurality of times until the transmission is successful or the retransmission times reach a preset value.
Specifically, the interrupted device for continuously measuring the vital sign parameters may be provided with a buffer for storing measurement data occurring during the interrupted time period, where the measurement data may have a special mark, and when data transmission with the mobile phone APP is not completed, the local measurement data may not be emptied until the mobile phone APP is confirmed to receive the measurement data.
After the point survey data transmission is accomplished, cell-phone APP sends the notice and gives the wearable equipment of continuous measurement that is interrupted, and wearable equipment carries out two works: 1. the real-time data continues to be transmitted. 2. And transmitting the measurement data generated during the interruption period to the mobile phone APP along with the data packet of the real-time measurement data.
How to guarantee the integrity of data transmission? When the data are continuously transmitted each time, the data length of the whole interrupted cache data is sent to the mobile phone APP, the data are forwarded to the cloud end, the cloud platform can count the continuously transmitted data and check the special marks according to the data length, and only the data marked with the special marks are sequentially supplemented to the previous data queue.
The cloud platform can continuously receive the interrupted data, splice the data according to the transmission sequence and completely complement the interrupted data.
If the transmission fails, the transmission is restarted. And if the cloud platform cannot receive complete continuous transmission data all the time, the continuous monitoring wearable device discards the cache data, releases the cache, informs the cloud platform of the transmission failure of the section of data, and abandons the reception of the section of data.
In summary, according to the multi-data secure transmission method based on the Bluetooth and the cloud platform, the data extraction, the judgment and the identification of the mobile phone APP, the cloud data receiving, the cloud data splicing and the cloud data storage are performed in the wearable device terminal, so that the high efficiency and the safety of data transmission are realized, the cloud end splices intermittently transmitted data by means of the identification, and the continuity and the integrity of the data are ensured.
Example 2
Embodiment 2 of the present invention provides a multiple data security transmission system based on bluetooth and a cloud platform, and specifically, referring to fig. 2 and fig. 3, the system includes a plurality of wearable devices 10, a mobile terminal 20, and a cloud platform 30, where the wearable devices establish bluetooth connection with the mobile terminal through bluetooth and transmit data to the mobile device, and the mobile terminal establishes communication connection with the cloud platform through a wireless network and performs data interaction.
A plurality of wearable equipment 10 generally are for accurate wearing equipment, and its terminal equipment (containing intelligent hardware) that is used for gathering human physiological parameter, and the equipment is dressed to the intelligence that is common on the market has: such as a step-counting device, a heart rate measuring device, an electrocardiogram measuring device, a calorie consumption detecting device, a blood pressure device, a biochemical detecting device (blood sugar detection, urine detection, blood detection) and the like, and the devices have the characteristics of low power consumption and long endurance time. The intelligent wearable device realizes communication between the Bluetooth and the mobile phone APP.
Mobile terminal 20 generally is smart mobile phone, panel computer etc. and smart mobile phone receives the real-time vital sign data that each accurate wearable equipment sent through the bluetooth to forward to cloud platform 30 through 3G, 4G, 5G, WiFi, and show each vital sign data that comes from the high in the clouds at cell-phone APP.
The cloud platform 30 receives the physiological sign data of the user in real time, performs decryption, encryption, analysis operation and storage, splices the data continuously transmitted after interruption, and completes the data processing after splicing.
As a specific embodiment, the mobile terminal 20 includes a bluetooth connection module 201, a timing query module 202, a comparison module 203, an interruption module 204, and a transmission module 205, where:
the Bluetooth connection module 201 is used for establishing Bluetooth connection with the current wearable device;
the timing query module 202 is configured to broadcast a query to other wearable devices at intervals to inquire whether there is a bluetooth communication request during a period when the current wearable device transmits current data;
the comparison module 203 is used for comparing the data transmission priority level of the current data transmitted by the current wearable device and the data to be transmitted of other wearable devices according to a preset priority rule when other wearable devices have Bluetooth communication requests;
the interruption module 204 is configured to interrupt current data transmission of the current wearable device when a data transmission priority of data to be transmitted of other wearable devices is higher than a data transmission priority of current data transmitted by the current wearable device;
the transmission module 205 is configured to receive data to be transmitted, which is transmitted by the wearable device, and transmit the data to be transmitted to the cloud platform through the wireless network in sequence from high to low according to the priority rule within a preset time.
As a preferred embodiment, the preset priority rule specifically includes:
dividing data to be transmitted into continuous measurement parameters and point measurement parameters, wherein the data transmission priority of the point measurement parameters is higher than that of the continuous measurement parameters, and the continuous measurement parameters specifically refer to continuously measured parameters such as electrocardiogram, heart rate and the like;
when the data to be transmitted are the continuous measurement parameters, continuing to transmit the current data;
and when the data to be transmitted are point measurement parameters, sequentially transmitting from high to low according to the transmission priority of the point measurement parameters.
Specifically, the point measurement parameters include blood pressure, blood oxygen, body temperature and blood sugar, and the transmission priority of the point measurement parameters is from high to low, namely the blood pressure, the blood oxygen, the body temperature and the blood sugar.
As a preferred embodiment, the mobile terminal 20 further includes a marking module, wherein:
the marking module is used for storing the residual data which are not transmitted completely in the current data into a buffer area, marking the residual data which are not transmitted completely, recording the data length of the residual data which are not transmitted completely, and sending the mark and the data length I to the cloud platform 30 when the current data of the current wearable device are transmitted in an interrupted manner and the current data of the current wearable device are continuous measurement parameters;
after the data to be transmitted of the other wearable devices is completely transmitted, the cloud platform 30 continuously transmits the remaining data which is not completely transmitted according to the mark and the data length, and after the remaining data which is not completely transmitted fails to continuously transmit, the data is repeatedly transmitted until the transmission is successful or the retransmission times reach a preset value, specifically, the preset value is continuously transmitted for 3 times, if the cloud platform cannot receive the complete continuously transmitted data all the time, the continuously monitored wearable devices discard the cached data, release the cache, notify the cloud platform that the data transmission of the section fails, and abandon the reception of the section of data.
In summary, the multi-data security transmission system based on the bluetooth and the cloud platform provided by the invention realizes high efficiency and safety of data transmission through links of data extraction, judgment and identification of the mobile phone APP, cloud data receiving, cloud data splicing and cloud data storage of the wearable device, and the cloud end splices intermittently transmitted data by means of the identification, so that the continuity and integrity of the data are ensured.
In summary, the preferred embodiments of the present invention are described, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention shall be covered by the scope of the present invention.

Claims (10)

1. A multi-data secure transmission method based on Bluetooth and a cloud platform is characterized by comprising the following steps:
the mobile terminal establishes Bluetooth connection with the current wearable device, and the current wearable device transmits current data to the mobile terminal through Bluetooth;
in the period that the current wearable equipment transmits current data, the mobile terminal broadcasts and inquires whether a Bluetooth communication request exists or not to other wearable equipment at intervals;
when other wearable devices have Bluetooth communication requests, comparing the current data transmitted by the current wearable device with the data transmission priority of the to-be-transmitted data of other wearable devices according to a preset priority rule;
when the data transmission priority of the data to be transmitted of other wearable devices is higher than the data transmission priority of the current data transmitted by the current wearable device, the mobile terminal interrupts the current data transmission of the current wearable device;
and the mobile terminal sequentially transmits the data to be transmitted to the cloud platform from high to low according to the priority rule within a preset time through a wireless network.
2. The multiple data security transmission method based on bluetooth and the cloud platform according to claim 1, wherein the preset priority rule specifically includes:
dividing data to be transmitted into continuous measurement parameters and point measurement parameters, wherein the data transmission priority of the point measurement parameters is higher than that of the continuous measurement parameters;
when the data to be transmitted are the continuous measurement parameters, continuing to transmit the current data;
and when the data to be transmitted are point measurement parameters, sequentially transmitting from high to low according to the transmission priority of the point measurement parameters.
3. The multiple data security transmission method based on bluetooth and cloud platform according to claim 2, wherein the point measurement parameters include blood pressure, blood oxygen, body temperature, and blood sugar, and the transmission priority of the point measurement parameters is blood pressure, blood oxygen, body temperature, and blood sugar in sequence from high to low.
4. The multiple data security transmission method based on bluetooth and the cloud platform according to claim 2, wherein when a data transmission priority of the to-be-transmitted data of the other wearable devices is higher than a data transmission priority of current data transmitted by the current wearable device, the mobile terminal interrupts current data transmission of the current wearable device, and then further comprising:
when the current data of the current wearable device is a continuous measurement parameter, the mobile terminal stores the residual data of which the current data is not completely transmitted into a buffer area, marks the residual data of which the current data is not completely transmitted, records the data length of the residual data of which the current data is not completely transmitted, and sends the mark and the data length I to a cloud platform;
and after the data to be transmitted of the other wearable devices are transmitted, the cloud platform continuously transmits the remaining data which are not transmitted according to the marks and the data length.
5. The Bluetooth and cloud platform based multiple data security transmission method according to claim 4, wherein when the remaining data that has not been transmitted fails to be transmitted continuously, the retransmission is performed for multiple times until the transmission is successful or the number of retransmissions reaches a preset value.
6. A multi-data safety transmission system based on Bluetooth and a cloud platform is characterized by comprising a plurality of wearable devices, a mobile terminal and the cloud platform;
the wearable devices are in Bluetooth connection with the mobile terminal through Bluetooth and transmit data to the mobile devices, and the mobile terminal is in communication connection with the cloud platform through a wireless network and conducts data interaction;
the mobile terminal comprises a Bluetooth connection module, a timing query module, a comparison module, an interruption module and a transmission module, wherein:
the Bluetooth connection module is used for establishing Bluetooth connection with the current wearable equipment;
the timing query module is used for broadcasting and inquiring whether a Bluetooth communication request exists to other wearable equipment at intervals in the period that the current wearable equipment transmits the current data;
the comparison module is used for comparing the data transmission priority level of the current data transmitted by the current wearable device and the data to be transmitted of other wearable devices according to a preset priority rule when other wearable devices have Bluetooth communication requests;
the interruption module is used for interrupting the current data transmission of the current wearable equipment when the data transmission priority of the data to be transmitted of other wearable equipment is higher than the data transmission priority of the current data transmitted by the current wearable equipment;
the transmission module is used for receiving the data to be transmitted by the wearable device and sequentially transmitting the data to be transmitted to the cloud platform from high to low in a preset time according to the priority rule.
7. The system for multiple data security transmission based on bluetooth and cloud platform according to claim 6, wherein the preset priority rule specifically includes:
dividing data to be transmitted into continuous measurement parameters and point measurement parameters, wherein the data transmission priority of the point measurement parameters is higher than that of the continuous measurement parameters;
when the data to be transmitted are the continuous measurement parameters, continuing to transmit the current data;
and when the data to be transmitted are point measurement parameters, sequentially transmitting from high to low according to the transmission priority of the point measurement parameters.
8. The multiple data security transmission method based on bluetooth and cloud platform according to claim 7, wherein the point measurement parameters include blood pressure, blood oxygen, body temperature, and blood sugar, and the transmission priority of the point measurement parameters is blood pressure, blood oxygen, body temperature, and blood sugar in sequence from high to low.
9. The multiple data security transmission method based on bluetooth and cloud platform according to claim 7, wherein the mobile terminal further comprises a tag module, wherein:
the marking module is used for storing the residual data which are not transmitted completely in the current data into a buffer area, marking the residual data which are not transmitted completely, recording the data length of the residual data which are not transmitted completely, and sending the mark and the data length I to a cloud platform when the current data of the current wearable device are transmitted in an interrupted mode and the current data of the current wearable device are continuous measurement parameters;
and after the data to be transmitted of the other wearable devices are transmitted, the cloud platform continuously transmits the remaining data which are not transmitted according to the marks and the data length.
10. The method for multiple data security transmission based on bluetooth and cloud platform according to claim 9, wherein when the remaining data that has not been transmitted is failed to be transmitted continuously, the retransmission is performed for multiple times until the transmission is successful or the number of retransmissions reaches a preset value.
CN202011001977.7A 2020-09-22 2020-09-22 Multi-data secure transmission method and system based on Bluetooth and cloud platform Active CN112367646B (en)

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