CN112469020A - Bluetooth BLE communication method and Bluetooth chip system - Google Patents

Bluetooth BLE communication method and Bluetooth chip system Download PDF

Info

Publication number
CN112469020A
CN112469020A CN202011423346.4A CN202011423346A CN112469020A CN 112469020 A CN112469020 A CN 112469020A CN 202011423346 A CN202011423346 A CN 202011423346A CN 112469020 A CN112469020 A CN 112469020A
Authority
CN
China
Prior art keywords
bluetooth communication
service information
time
bluetooth
channel
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.)
Granted
Application number
CN202011423346.4A
Other languages
Chinese (zh)
Other versions
CN112469020B (en
Inventor
范灿和
范创升
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.)
Shenzhen Xinrui Technology Co ltd
Original Assignee
Shenzhen Xinrui Technology 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 Shenzhen Xinrui Technology Co ltd filed Critical Shenzhen Xinrui Technology Co ltd
Priority to CN202011423346.4A priority Critical patent/CN112469020B/en
Publication of CN112469020A publication Critical patent/CN112469020A/en
Application granted granted Critical
Publication of CN112469020B publication Critical patent/CN112469020B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention provides a Bluetooth BLE communication method and a Bluetooth chip system, wherein the method comprises the steps of receiving a Bluetooth communication request sent by target Bluetooth communication equipment, and scanning whether Bluetooth communication channels are all provided with service information; when a Bluetooth communication channel without service information exists in the Bluetooth communication channels, establishing Bluetooth connection with the target Bluetooth communication equipment through the Bluetooth communication channel without service information; when no Bluetooth communication channel without service information exists in the Bluetooth communication channels, scanning the set time of the service information in each Bluetooth communication channel, and determining the Bluetooth channel used for communication according to the set time of the service information; performing Bluetooth connection management and control for a Bluetooth communication device that has performed Bluetooth communication connection disconnection between Bluetooth communication devices corresponding to service information in a Bluetooth communication channel due to failure to perform data transmission and reception corresponding to the service information. The system also includes modules corresponding to the method steps.

Description

Bluetooth BLE communication method and Bluetooth chip system
Technical Field
The invention provides a Bluetooth BLE communication method and a Bluetooth chip system, and belongs to the technical field of wireless communication.
Background
In recent years, bluetooth communication has been widely used in the fields of computers, mobile internet, vehicle-mounted devices, and the like as a wireless communication standard for short-distance data exchange technology. A device having a bluetooth communication function (hereinafter referred to as a "bluetooth communication device") can utilize various services based on bluetooth communication, such as a service of connecting a computer main body with an input device such as a mouse or a keyboard, a service of connecting a smartphone with an in-vehicle device, and the like. However, the bluetooth communication device has a limited number of channels for performing bluetooth communication, and when there are many services that the bluetooth communication device can support, there are a problem in that the number of channels to be used is increased, and thus there is a shortage of channels, which results in a problem in that the bluetooth communication cannot be connected or data transmission in time.
Disclosure of Invention
The invention provides a Bluetooth BLE communication method and a Bluetooth chip system, which are used for solving the problem that Bluetooth communication cannot be connected and data transmission in time when channels are insufficient:
a bluetooth BLE communication method, the method comprising:
receiving a Bluetooth communication request sent by target Bluetooth communication equipment, scanning whether Bluetooth communication channels are all provided with service information or not, and obtaining a scanning result;
when the scanning result shows that a Bluetooth communication channel without service information exists in the Bluetooth communication channels, establishing Bluetooth connection with the target Bluetooth communication equipment through the Bluetooth communication channel without service information;
when the scanning result shows that no Bluetooth communication channel without service information exists in the Bluetooth communication channels, scanning the set time of the service information in each Bluetooth communication channel, and determining the Bluetooth channel used for communication according to the set time of the service information;
performing Bluetooth connection management and control for a Bluetooth communication device that has performed Bluetooth communication connection disconnection between Bluetooth communication devices corresponding to service information in a Bluetooth communication channel due to failure to perform data transmission and reception corresponding to the service information.
Further, when the scanned result indicates that no bluetooth communication channel without service information is present in the bluetooth communication channels, scanning the set time of the service information in each bluetooth communication channel, and determining the bluetooth channel used for communication according to the set time of the service information, the method includes:
scanning the set time of the service information in each Bluetooth communication channel, and sequentially scanning whether the Bluetooth communication channels have data receiving and sending corresponding to the service information according to the sequence of the service information set time from morning to evening;
when a Bluetooth communication channel which does not receive and transmit data corresponding to the service information is scanned, monitoring the Bluetooth communication channel and determining the data receiving and transmitting condition in the Bluetooth channel;
if the Bluetooth communication channels are all in data transceiving, determining a channel monitoring time limit point, and monitoring the Bluetooth communication channels which are provided with service information and perform data transceiving in sequence and alternately according to a preset time interval, and acquiring the Bluetooth communication channel which completes data transceiving at the first time, wherein in the alternate monitoring process, the monitoring time for the Bluetooth communication channel before the channel monitoring time limit point is longer than the monitoring time for the Bluetooth communication channel after the channel monitoring time limit point, and the monitoring time for the Bluetooth communication channel before the channel monitoring time limit point and the monitoring time for the Bluetooth communication channel after the channel monitoring time limit point meet the following conditions:
Figure 651959DEST_PATH_IMAGE001
wherein,T q representing a monitoring time of the bluetooth communication channel before the channel monitoring time limit point;T h representing a monitoring time of the bluetooth communication channel after the channel monitoring time limit point;λ t the amount of time adjustment is represented as,λ t the value range of (A) is 25s-45 s.
Further, when a bluetooth communication channel which does not receive and transmit data corresponding to the service information is scanned, monitoring the bluetooth communication channel, and determining a data receiving and transmitting condition in the bluetooth channel, including:
monitoring a Bluetooth communication channel which does not receive and transmit data corresponding to the service information, and setting a specified monitoring duration;
when the monitoring time reaches the monitoring specified time, if the Bluetooth communication channel still does not carry out data transceiving corresponding to the service information, the service information in the Bluetooth communication channel which does not carry out data transceiving is eliminated, the Bluetooth communication connection between the Bluetooth communication devices corresponding to the service information is cut off, and the Bluetooth communication channel is determined as a communication channel for communicating with the target Bluetooth communication device; wherein the monitoring specified duration is determined by the following formula:
Figure 894721DEST_PATH_IMAGE002
wherein,T 0indicating a service information setting time point in a bluetooth communication channel in which data transmission and reception corresponding to the service information is not performed,T 1a time point representing that a bluetooth communication channel for which data transmission and reception corresponding to the service information is not performed is scanned;T 2indicating a monitoring start time point; t issIndicating a time taken to scan the bluetooth communication channel on which data transmission and reception corresponding to the service information is not performed;αandβthe time coefficient is represented by a time coefficient,αthe value range of (A) is 1.23-1.51,βhas a value in the range of 1.36 to 1.71, andβ-α≥0.14；
and when the monitored Bluetooth communication channels execute data receiving and sending within the preset time span, continuously and sequentially scanning the rest Bluetooth communication channels according to the service information set time until all the Bluetooth communication channels are scanned.
Further, the determining the channel monitoring time limit point includes:
acquiring a service information setting time point with service information at the earliest and a service information setting time point with service information at the latest in all Bluetooth communication channels;
acquiring the time length for receiving and transmitting the data of each Bluetooth communication channel when the time is up to the time limit point of the set channel monitoring time;
determining a channel monitoring time limit point by using the time length used for data receiving and transmitting of each Bluetooth communication channel, the service information setting time point with the service information at the earliest and the service information setting time point with the service information at the latest according to the following formulas:
Figure 291068DEST_PATH_IMAGE003
wherein,T a the method comprises the steps that service information setting time points of the earliest set service information in all Bluetooth communication channels are represented;T b the method comprises the steps that service information setting time points of service information are set at the latest in all Bluetooth communication channels;nrepresenting the number of bluetooth communication channels;T i indicating that the time has expired to set the channel monitoring time limitiThe length of time it takes for data to be transmitted and received over the bluetooth communication channel.
Further, for a bluetooth communication device that has been performed to cut off a bluetooth communication connection between bluetooth communication devices corresponding to service information within a bluetooth communication channel because data transceiving corresponding to the service information is not performed, performing bluetooth connection management and control, including:
marking a bluetooth communication device, which is executed with the bluetooth communication connection between the bluetooth communication devices corresponding to the service information cut off because data corresponding to the service information in a bluetooth communication channel is not transmitted and received, as a managed bluetooth communication device;
when the managed Bluetooth communication equipment performs Bluetooth connection again, monitoring the Bluetooth connection condition of the managed Bluetooth equipment; setting data transceiving time limit for the managed Bluetooth communication equipment; wherein, the data transceiving time limit is obtained by the following formula:
Figure 711816DEST_PATH_IMAGE004
wherein,T line representing data transceiving time limit;T k indicating a point in time when the managed bluetooth device sets service information in a bluetooth communication channel when the bluetooth communication connection is cut off because data corresponding to the service information in the bluetooth communication channel is not transmitted and received;T c indicating a point in time when the managed bluetooth device is disconnected from bluetooth communication because data transmission and reception corresponding to service information in a bluetooth communication channel is not performed;
when the service information corresponding to the controlled Bluetooth equipment is set in a Bluetooth communication channel, monitoring the data transceiving condition between the Bluetooth communication channel and the controlled Bluetooth equipment in real time, if data transceiving is not carried out in the data transceiving time limit, automatically clearing the service information in the Bluetooth communication channel, and no longer receiving the Bluetooth communication connection request of the controlled Bluetooth equipment in a specified time; the specified time is a preset time value, and can be several minutes, several hours or several days.
A bluetooth chip system, the system comprising:
the service information scanning module is used for receiving a Bluetooth communication request sent by target Bluetooth communication equipment, scanning whether the Bluetooth communication channels are all provided with service information or not and obtaining a scanning result;
the connection establishing module is used for establishing Bluetooth connection with the target Bluetooth communication equipment through the Bluetooth communication channel without the service information when the scanning result shows that the Bluetooth communication channel without the service information exists in the Bluetooth communication channels;
the channel determining module is used for scanning the set time of the service information in each Bluetooth communication channel and determining the Bluetooth channel used for communication according to the set time of the service information when the scanning result shows that the Bluetooth communication channel without the service information does not exist in the Bluetooth communication channels;
and the management and control module is used for executing Bluetooth connection management and control on the Bluetooth communication equipment which is executed and is subjected to Bluetooth communication connection disconnection between the Bluetooth communication equipment corresponding to the service information because data corresponding to the service information in the Bluetooth communication channel is not received and transmitted.
Further, the channel determination module comprises:
the time scanning module is used for scanning the set time of the service information in each Bluetooth communication channel and sequentially scanning whether the Bluetooth communication channels receive and transmit data corresponding to the service information according to the service information set time from morning to night;
the monitoring module is used for monitoring the Bluetooth communication channel when the Bluetooth communication channel which does not receive and transmit data corresponding to the service information is scanned, and determining the data receiving and transmitting condition in the Bluetooth channel;
a channel monitoring module, configured to determine a channel monitoring time limit point if the bluetooth communication channels are all performing data transceiving, and sequentially and alternately monitor, according to a preset time interval, the bluetooth communication channels which are provided with service information before and after the channel monitoring time limit point and perform data transceiving, and acquire a bluetooth communication channel which completes data transceiving at the first time, where in an alternate monitoring process, a monitoring time for the bluetooth communication channel before the channel monitoring time limit point is greater than a monitoring time for the bluetooth communication channel after the channel monitoring time limit point, and a monitoring time for the bluetooth communication channel before the channel monitoring time limit point and a monitoring time for the bluetooth communication channel after the channel monitoring time limit point satisfy the following conditions:
Figure 826402DEST_PATH_IMAGE005
wherein,T q representing a monitoring time of the bluetooth communication channel before the channel monitoring time limit point;T h representing a monitoring time of the bluetooth communication channel after the channel monitoring time limit point;λ t the amount of time adjustment is represented as,λ t the value range of (A) is 25s-45 s.
Further, the monitoring module includes:
the monitoring execution module is used for monitoring a Bluetooth communication channel which does not receive and transmit data corresponding to the service information and setting a specified monitoring duration;
a clearing and determining module, configured to clear service information in a bluetooth communication channel that does not perform data transceiving if the bluetooth communication channel still does not perform data transceiving corresponding to the service information when the monitoring time reaches a monitoring specified duration, cut off bluetooth communication connection between bluetooth communication devices that correspond to the service information, and determine the bluetooth communication channel as a channel for communicating with a target bluetooth communication device; wherein the monitoring specified duration is determined by the following formula:
Figure 607276DEST_PATH_IMAGE002
wherein,T 0indicating a service information setting time point in a bluetooth communication channel in which data transmission and reception corresponding to the service information is not performed,T 1a time point representing that a bluetooth communication channel for which data transmission and reception corresponding to the service information is not performed is scanned;T 2indicating a monitoring start time point; t issIndicating a time taken to scan the bluetooth communication channel on which data transmission and reception corresponding to the service information is not performed;αandβthe time coefficient is represented by a time coefficient,αthe value range of (A) is 1.23-1.51,βhas a value in the range of 1.36 to 1.71, andβ-α≥0.14；
and the scanning continuous execution module is used for continuously scanning the rest Bluetooth communication channels in sequence according to the service information set time until all the Bluetooth communication channels are scanned when the monitored Bluetooth communication channels execute data receiving and sending within the preset time length.
Further, the channel monitoring module includes:
the first information acquisition module is used for acquiring a service information setting time point with service information at the earliest and a service information setting time point with service information at the latest in all Bluetooth communication channels;
the information acquisition module II is used for acquiring the time length for receiving and transmitting the data of each Bluetooth communication channel when the time reaches the time limit point of the set channel monitoring time;
the time limit point determining module is used for determining a channel monitoring time limit point by utilizing the time length used for data receiving and transmitting of each Bluetooth communication channel, the service information setting time point with the earliest service information and the service information setting time point with the latest service information according to the following formulas:
Figure 123708DEST_PATH_IMAGE003
wherein,T a the method comprises the steps that service information setting time points of the earliest set service information in all Bluetooth communication channels are represented;T b the method comprises the steps that service information setting time points of service information are set at the latest in all Bluetooth communication channels;nrepresenting the number of bluetooth communication channels;T i indicating that the time has expired to set the channel monitoring time limitiThe length of time it takes for data to be transmitted and received over the bluetooth communication channel.
Further, the management module includes:
a marking module for marking the Bluetooth communication device which is executed with the Bluetooth communication connection between the Bluetooth communication devices corresponding to the service information cut off because the data corresponding to the service information in the Bluetooth communication channel is not received and transmitted as a managed Bluetooth communication device;
the time limit setting module is used for monitoring the Bluetooth connection condition of the controlled Bluetooth device when the controlled Bluetooth communication device performs Bluetooth connection again; setting data transceiving time limit for the managed Bluetooth communication equipment; wherein, the data transceiving time limit is obtained by the following formula:
Figure 699046DEST_PATH_IMAGE006
wherein,T line representing data transceiving time limit;T k indicating a point in time when the managed bluetooth device sets service information in a bluetooth communication channel when the bluetooth communication connection is cut off because data corresponding to the service information in the bluetooth communication channel is not transmitted and received;T c indicating a point in time when the managed bluetooth device is disconnected from bluetooth communication because data transmission and reception corresponding to service information in a bluetooth communication channel is not performed;
and the connection control module is used for monitoring the data transceiving condition between the managed Bluetooth device and the managed Bluetooth device in real time from the moment when the service information corresponding to the managed Bluetooth device is set in a Bluetooth communication channel, automatically clearing the service information in the Bluetooth communication channel if data transceiving is not performed in the data transceiving time limit, and not receiving the Bluetooth communication connection request of the managed Bluetooth device any more in a specified time. The specified time is a preset time value, and can be several minutes, several hours or several days.
The invention has the beneficial effects that:
according to the Bluetooth BLE communication method and the Bluetooth chip system, provided by the invention, under the condition that all Bluetooth communication channels are occupied and the Bluetooth communication channels are completely insufficient, the time consumption for establishing Bluetooth connection caused by the insufficient Bluetooth channels is effectively reduced, the efficiency and the connection speed of the Bluetooth communication connection under the condition that more service conditions are provided and the Bluetooth communication channels are obviously insufficient are effectively improved, meanwhile, the data transmission efficiency is greatly improved, and the problem of reduction of the Bluetooth communication connection and the data transmission efficiency caused by the insufficient Bluetooth communication channels is effectively prevented. On the other hand, through the management and control operation mode of the Bluetooth communication equipment, the occupancy rate of unreasonable occupation of the Bluetooth communication channel can be effectively reduced, the use efficiency of the Bluetooth communication channel is further improved, and the invalid interference rate of Bluetooth communication connection is reduced.
Drawings
FIG. 1 is a flow chart of the method of the present invention;
fig. 2 is a system block diagram of the system of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
An embodiment of the present invention provides a bluetooth BLE communication method, as shown in fig. 1, the method includes:
s1, receiving a Bluetooth communication request sent by a target Bluetooth communication device, scanning whether the Bluetooth communication channels are all provided with service information, and obtaining a scanning result;
s2, when the scanning result shows that the Bluetooth communication channel without the service information exists in the Bluetooth communication channels, establishing Bluetooth connection with the target Bluetooth communication equipment through the Bluetooth communication channel without the service information;
s3, when the scanning result shows that no Bluetooth communication channel without service information exists in the Bluetooth communication channels, scanning the set time of the service information in each Bluetooth communication channel, and determining the Bluetooth channel used for communication according to the set time of the service information;
s4, performing bluetooth connection control for the bluetooth communication device which has been performed to disconnect the bluetooth communication connection between the bluetooth communication devices corresponding to the service information because data transmission and reception corresponding to the service information in the bluetooth communication channel is not performed.
The working principle of the technical scheme is as follows: firstly, receiving a Bluetooth communication request sent by target Bluetooth communication equipment, scanning whether Bluetooth communication channels are all provided with service information or not, and obtaining a scanning result; then, when the scanning result shows that a Bluetooth communication channel without service information exists in the Bluetooth communication channels, establishing Bluetooth connection with the target Bluetooth communication equipment through the Bluetooth communication channel without service information; then, when the scanning result shows that no Bluetooth communication channel without service information exists in the Bluetooth communication channels, scanning the set time of the service information in each Bluetooth communication channel, and determining the Bluetooth channel used for communication according to the set time of the service information; and finally, performing Bluetooth connection management and control on the Bluetooth communication equipment which is performed with the Bluetooth communication connection between the Bluetooth communication equipment corresponding to the service information cut off because data corresponding to the service information in the Bluetooth communication channel is not transmitted and received.
The effect of the above technical scheme is as follows: can be in the whole originally occuping of bluetooth communication channel, under the complete not enough condition of bluetooth communication channel, effectively reduce the volume consuming time of establishing the bluetooth connection that causes because of the bluetooth channel is not enough, effectively improve more in the service conditions, under the obvious not enough condition of bluetooth communication channel, bluetooth communication connection's efficiency and connection speed, improved data transmission efficiency simultaneously to a great extent, effectively prevent the problem that bluetooth communication connection and data transmission efficiency that cause because of the bluetooth communication channel is not enough reduce. On the other hand, through the management and control operation mode of the Bluetooth communication equipment, the occupancy rate of unreasonable occupation of the Bluetooth communication channel can be effectively reduced, the use efficiency of the Bluetooth communication channel is further improved, and the invalid interference rate of Bluetooth communication connection is reduced.
In an embodiment of the present invention, when the scanned result indicates that there is no bluetooth communication channel without service information set in the bluetooth communication channels, scanning the set time of the service information in each bluetooth communication channel, and determining the bluetooth channel used for communication according to the set time of the service information, includes:
s301, scanning the set time of the service information in each Bluetooth communication channel, and sequentially scanning whether the Bluetooth communication channels have data receiving and sending corresponding to the service information according to the sequence of the service information set time from morning to night;
s302, when a Bluetooth communication channel which does not receive and transmit data corresponding to the service information is scanned, monitoring the Bluetooth communication channel, and determining the data receiving and transmitting condition in the Bluetooth channel;
s303, if the Bluetooth communication channels are all performing data transceiving, determining a channel monitoring time limit point, and monitoring the Bluetooth communication channels which are provided with service information before and after the channel monitoring time limit point and perform data transceiving in sequence and alternately according to a preset time interval to acquire the Bluetooth communication channel which completes data transceiving at the first time, wherein in the alternate monitoring process, the monitoring time for the Bluetooth communication channel before the channel monitoring time limit point is greater than the monitoring time for the Bluetooth communication channel after the channel monitoring time limit point, and the monitoring time for the Bluetooth communication channel before the channel monitoring time limit point and the monitoring time for the Bluetooth communication channel after the channel monitoring time limit point meet the following conditions:
Figure 550196DEST_PATH_IMAGE007
wherein,T q representing a monitoring time of the bluetooth communication channel before the channel monitoring time limit point;T h representing a monitoring time of the bluetooth communication channel after the channel monitoring time limit point;λ t the amount of time adjustment is represented as,λ t the value range of (A) is 25s-45 s.
The working principle of the technical scheme is as follows: firstly, scanning the set time of service information in each Bluetooth communication channel, and sequentially scanning whether the Bluetooth communication channels have data receiving and sending corresponding to the service information according to the sequence of the service information set time from morning to night; then, when a Bluetooth communication channel which does not receive and transmit data corresponding to the service information is scanned, monitoring the Bluetooth communication channel to determine the data receiving and transmitting condition in the Bluetooth channel; if the Bluetooth communication channels are all used for data transceiving, determining a channel monitoring time limit point, monitoring the Bluetooth communication channels which are provided with service information before and after the channel monitoring time limit point and used for data transceiving according to a preset time interval in sequence and alternately, acquiring the Bluetooth communication channel which finishes data transceiving at the first time,
the effect of the above technical scheme is as follows: the idle Bluetooth communication channels can be effectively and quickly screened out by scanning the channels according to the service information and even the time sequence, and the acquisition efficiency and speed of the idle Bluetooth communication channels are improved. Simultaneously, through the monitoring time of bluetooth communication channel before the above-mentioned channel monitoring time limit point and aiming at the setting of the monitoring time condition of bluetooth communication channel after the channel monitoring time limit point, can effectively improve bluetooth communication channel control dynamics, improve the control rationality and the equilibrium of the bluetooth communication channel of channel monitoring time limit point both sides simultaneously, and then effectively improve the monitoring efficiency who acquires idle bluetooth communication channel, reduce the control bluetooth communication channel by a wide margin and acquire the time cycle that idle bluetooth communication channel consumed, effective quick improvement bluetooth communication connection's speed and efficiency.
In an embodiment of the present invention, when a bluetooth communication channel that does not receive and transmit data corresponding to the service information is scanned, the monitoring of the bluetooth communication channel to determine a data receiving and transmitting condition in the bluetooth channel includes:
s3021, monitoring a Bluetooth communication channel which does not receive and transmit data corresponding to the service information, and setting a monitoring specified duration;
s3022, when the monitoring time reaches the monitoring specified time, if the Bluetooth communication channel still does not transmit and receive data corresponding to the service information, clearing the service information in the Bluetooth communication channel which does not transmit and receive data, cutting off the Bluetooth communication connection between the Bluetooth communication devices corresponding to the service information, and determining the Bluetooth communication channel as a communication channel for communicating with the target Bluetooth communication device; wherein the monitoring specified duration is determined by the following formula:
Figure 134762DEST_PATH_IMAGE008
wherein,T 0indicating a service information setting time point in a bluetooth communication channel in which data transmission and reception corresponding to the service information is not performed,T 1a time point representing that a bluetooth communication channel for which data transmission and reception corresponding to the service information is not performed is scanned;T 2indicating a monitoring start time point; t issIndicating a time taken to scan the bluetooth communication channel on which data transmission and reception corresponding to the service information is not performed;αandβthe time coefficient is represented by a time coefficient,αthe value range of (A) is 1.23-1.51,βhas a value in the range of 1.36 to 1.71, andβ-α≥0.14；
and S3023, when the monitored Bluetooth communication channels execute data transceiving within the preset time period, sequentially scanning the rest Bluetooth communication channels according to the service information setting time until all the Bluetooth communication channels are scanned.
The working principle of the technical scheme is as follows: firstly, monitoring a Bluetooth communication channel which does not receive and transmit data corresponding to the service information, and setting a specified monitoring duration; then, when the monitoring time reaches the monitoring specified time, if the Bluetooth communication channel still does not transmit and receive data corresponding to the service information, the service information in the Bluetooth communication channel which does not transmit and receive data is eliminated, the Bluetooth communication connection between the Bluetooth communication devices corresponding to the service information is cut off, and the Bluetooth communication channel is determined as a communication channel for communicating with the target Bluetooth communication device; and when the monitored Bluetooth communication channels execute data receiving and sending within a preset time span, continuously and sequentially scanning the rest Bluetooth communication channels according to the service information set time until all the Bluetooth communication channels are scanned.
The effect of the above technical scheme is as follows: can effectual acquireing fast by the invalid bluetooth communication channel who occupies through above-mentioned mode, improve the acquisition efficiency that can use bluetooth communication channel, simultaneously, it is long when the control regulation that acquires through above-mentioned formula, can provide sufficient time length and satisfy the bluetooth communication equipment that has not reached to carry out data receiving and dispatching temporarily, avoid carrying out the mistake to deleting to the bluetooth communication equipment who effectively occupies bluetooth communication channel, simultaneously, can effectively improve monitoring efficiency again, prevent that the time consumption that the long control regulation length of time caused from increasing, reduce the problem that bluetooth communication connection established timeliness and efficiency. The monitoring specified duration obtained by the formula can effectively improve the balance rationality between the accuracy and the timeliness of data receiving and transmitting monitoring.
In an embodiment of the present invention, the determining the channel monitoring time limit point includes:
s3031, acquiring a service information setting time point with the earliest service information and a service information setting time point with the latest service information in all Bluetooth communication channels;
s3032, acquiring the time length for receiving and transmitting the data of each Bluetooth communication channel when the time reaches the time of setting a channel monitoring time limit point;
s3033, determining the channel monitoring time limit point by using the time length for data transmission and reception of each bluetooth communication channel, the service information setting time point at which the service information is provided earliest, and the service information setting time point at which the service information is provided latest, according to the following formulas:
Figure 505700DEST_PATH_IMAGE003
wherein,T a the method comprises the steps that service information setting time points of the earliest set service information in all Bluetooth communication channels are represented;T b the method comprises the steps that service information setting time points of service information are set at the latest in all Bluetooth communication channels;nrepresenting the number of bluetooth communication channels;T i indicating that the time has expired to set the channel monitoring time limitiLength of time for data transmission and reception of a bluetooth communication channel。
The working principle of the technical scheme is as follows: firstly, acquiring a service information setting time point with service information at the earliest and a service information setting time point with service information at the latest in all Bluetooth communication channels; then, acquiring the time length for receiving and transmitting the data of each Bluetooth communication channel when the time reaches the time limit point of the set channel monitoring time; and finally, setting a time point by using the time length for transmitting and receiving data of each Bluetooth communication channel, the service information with the service information at the earliest and the service information with the service information at the latest.
The effect of the above technical scheme is as follows: the channel monitoring time limit points acquired by the formula and the method can reasonably decompose and divide each channel for setting service information at different time points, improve the dividing rationality of channel monitoring, effectively improve the monitoring efficiency of the Bluetooth communication channel and shorten the time consumed for acquiring the idle Bluetooth communication channel through reasonable channel monitoring and dividing, further improve the speed and efficiency of establishing the Bluetooth communication connection, and prevent the conditions that the Bluetooth communication connection is established at low efficiency and the Bluetooth data communication efficiency is reduced under the condition that the Bluetooth communication channel is insufficient.
One embodiment of the present invention is directed to a bluetooth communication device that has performed a bluetooth communication connection disconnection between bluetooth communication devices corresponding to service information in a bluetooth communication channel due to failure to perform data transmission and reception corresponding to the service information, and that performs bluetooth connection management control, including:
s401, marking the Bluetooth communication equipment which is executed with the Bluetooth communication connection between the Bluetooth communication equipment corresponding to the service information cut off because the data corresponding to the service information in the Bluetooth communication channel is not received and transmitted as the managed Bluetooth communication equipment;
s402, when the managed Bluetooth communication equipment carries out Bluetooth connection again, monitoring the Bluetooth connection condition of the managed Bluetooth equipment; setting data transceiving time limit for the managed Bluetooth communication equipment; wherein, the data transceiving time limit is obtained by the following formula:
Figure 251939DEST_PATH_IMAGE004
wherein,T line representing data transceiving time limit;T k indicating a point in time when the managed bluetooth device sets service information in a bluetooth communication channel when the bluetooth communication connection is cut off because data corresponding to the service information in the bluetooth communication channel is not transmitted and received;T c indicating a point in time when the managed bluetooth device is disconnected from bluetooth communication because data transmission and reception corresponding to service information in a bluetooth communication channel is not performed;
s403, when the service information corresponding to the managed Bluetooth device is set in a Bluetooth communication channel, monitoring the data transceiving condition between the managed Bluetooth device and the Bluetooth communication channel in real time, if data transceiving is not performed within the data transceiving time limit, automatically clearing the service information in the Bluetooth communication channel, and no longer receiving the Bluetooth communication connection request of the managed Bluetooth device within a specified time; the specified time is a preset time value, and can be several minutes, several hours or several days.
The working principle of the technical scheme is as follows: firstly, marking the Bluetooth communication equipment which is executed with the Bluetooth communication connection between the Bluetooth communication equipment corresponding to the service information cut off because the data corresponding to the service information in the Bluetooth communication channel is not transmitted and received as the managed Bluetooth communication equipment; then, when the managed Bluetooth communication equipment performs Bluetooth connection again, monitoring the Bluetooth connection condition of the managed Bluetooth equipment; setting data transceiving time limit for the managed Bluetooth communication equipment; finally, when the service information corresponding to the controlled Bluetooth device is set in a Bluetooth communication channel, monitoring the data transceiving condition between the Bluetooth communication channel and the controlled Bluetooth device in real time, if data transceiving is not performed within the data transceiving time limit, automatically clearing the service information in the Bluetooth communication channel, and no longer receiving the Bluetooth communication connection request of the controlled Bluetooth device within a specified time; the specified time is a preset time value, and can be several minutes, several hours or several days.
The effect of the above technical scheme is as follows: through the management and control operation mode of the Bluetooth communication equipment, the occupancy rate that the Bluetooth communication channel is unreasonably occupied can be effectively reduced, the use efficiency of the Bluetooth communication channel is further improved, and the invalid interference rate of Bluetooth communication connection is reduced. The data receiving and sending time limit acquired in the mode can provide enough time length to meet the requirement that the communication equipment receives and sends data, meanwhile, the problem that the time length of a channel is increased due to the fact that the channel is occupied inefficiently can be prevented from occurring, the clearing processing can be effectively carried out on the Bluetooth communication channel which does not receive and send data as soon as possible, the efficiency of carrying out Bluetooth communication connection on subsequent Bluetooth communication equipment is improved, and the data receiving and sending monitoring accuracy and the management and control rationality are effectively improved. In addition, the data transceiving time limit obtained by the elements can be combined with the historical Bluetooth connection time elements of the Bluetooth device to obtain the data transceiving time limit, so that the matching between the data transceiving time limit and the connection characteristics of the Bluetooth communication device can be effectively improved, the situation that the Bluetooth communication device which really needs to perform data transceiving but does not have access to data transceiving in the fixed data transceiving time limit is forbidden by unifying the fixed data transceiving time limit when different data transceiving gap times are generated due to different data transceiving characteristics of different Bluetooth communication devices is prevented, the rationality and the accuracy of the Bluetooth communication device management and control are improved, and the error rate of the management and control and the adverse influence rate of the constant on data transceiving are avoided.
An embodiment of the present invention provides a bluetooth chip system, as shown in fig. 2, the system includes:
the service information scanning module is used for receiving a Bluetooth communication request sent by target Bluetooth communication equipment, scanning whether the Bluetooth communication channels are all provided with service information or not and obtaining a scanning result;
the connection establishing module is used for establishing Bluetooth connection with the target Bluetooth communication equipment through the Bluetooth communication channel without the service information when the scanning result shows that the Bluetooth communication channel without the service information exists in the Bluetooth communication channels;
the channel determining module is used for scanning the set time of the service information in each Bluetooth communication channel and determining the Bluetooth channel used for communication according to the set time of the service information when the scanning result shows that the Bluetooth communication channel without the service information does not exist in the Bluetooth communication channels;
and the management and control module is used for executing Bluetooth connection management and control on the Bluetooth communication equipment which is executed and is subjected to Bluetooth communication connection disconnection between the Bluetooth communication equipment corresponding to the service information because data corresponding to the service information in the Bluetooth communication channel is not received and transmitted.
The working principle of the technical scheme is as follows: firstly, receiving a Bluetooth communication request sent by target Bluetooth communication equipment through a service information scanning module, scanning whether Bluetooth communication channels are all provided with service information or not, and obtaining a scanning result; then, when the scanning result shows that a Bluetooth communication channel without service information exists in the Bluetooth communication channels, a connection establishing module establishes Bluetooth connection with the target Bluetooth communication equipment through the Bluetooth communication channel without service information; then, when the scanned result shows that no Bluetooth communication channel without service information exists in the Bluetooth communication channels, a channel determining module is adopted to scan the set time of the service information in each Bluetooth communication channel and determine the Bluetooth channel used for communication according to the set time of the service information; and finally, performing Bluetooth connection management and control on the Bluetooth communication equipment which is subjected to Bluetooth communication connection disconnection between the Bluetooth communication equipment corresponding to the service information because data corresponding to the service information in the Bluetooth communication channel is not transmitted and received through the management and control module.
The effect of the above technical scheme is as follows: can be in the whole originally occuping of bluetooth communication channel, under the complete not enough condition of bluetooth communication channel, effectively reduce the volume consuming time of establishing the bluetooth connection that causes because of the bluetooth channel is not enough, effectively improve more in the service conditions, under the obvious not enough condition of bluetooth communication channel, bluetooth communication connection's efficiency and connection speed, improved data transmission efficiency simultaneously to a great extent, effectively prevent the problem that bluetooth communication connection and data transmission efficiency that cause because of the bluetooth communication channel is not enough reduce. On the other hand, through the management and control operation mode of the Bluetooth communication equipment, the occupancy rate of unreasonable occupation of the Bluetooth communication channel can be effectively reduced, the use efficiency of the Bluetooth communication channel is further improved, and the invalid interference rate of Bluetooth communication connection is reduced.
In one embodiment of the present invention, the channel determining module includes:
the time scanning module is used for scanning the set time of the service information in each Bluetooth communication channel and sequentially scanning whether the Bluetooth communication channels receive and transmit data corresponding to the service information according to the service information set time from morning to night;
the monitoring module is used for monitoring the Bluetooth communication channel when the Bluetooth communication channel which does not receive and transmit data corresponding to the service information is scanned, and determining the data receiving and transmitting condition in the Bluetooth channel;
a channel monitoring module, configured to determine a channel monitoring time limit point if the bluetooth communication channels are all performing data transceiving, and sequentially and alternately monitor, according to a preset time interval, the bluetooth communication channels which are provided with service information before and after the channel monitoring time limit point and perform data transceiving, and acquire a bluetooth communication channel which completes data transceiving at the first time, where in an alternate monitoring process, a monitoring time for the bluetooth communication channel before the channel monitoring time limit point is greater than a monitoring time for the bluetooth communication channel after the channel monitoring time limit point, and a monitoring time for the bluetooth communication channel before the channel monitoring time limit point and a monitoring time for the bluetooth communication channel after the channel monitoring time limit point satisfy the following conditions:
Figure 826271DEST_PATH_IMAGE005
wherein,T q representing a monitoring time of the bluetooth communication channel before the channel monitoring time limit point;T h representing a monitoring time of the bluetooth communication channel after the channel monitoring time limit point;λ t the amount of time adjustment is represented as,λ t the value range of (A) is 25s-45 s.
The working principle of the technical scheme is as follows: firstly, scanning the set time of service information in each Bluetooth communication channel by adopting a time scanning module, and scanning whether the Bluetooth communication channels have data receiving and sending corresponding to the service information or not in sequence from morning to evening according to the set time of the service information; then, when a monitoring module is adopted to scan a Bluetooth communication channel which does not receive and transmit data corresponding to the service information, the Bluetooth communication channel is monitored, and the data receiving and transmitting conditions in the Bluetooth channel are determined; and finally, determining a channel monitoring time limit point through a channel monitoring module if the Bluetooth communication channels are all in data transceiving, and monitoring the Bluetooth communication channels which are provided with service information before and after the channel monitoring time limit point and perform data transceiving according to a preset time interval in sequence and alternately to obtain the Bluetooth communication channels which finish data transceiving at the first time.
The effect of the above technical scheme is as follows: the idle Bluetooth communication channels can be effectively and quickly screened out by scanning the channels according to the service information and even the time sequence, and the acquisition efficiency and speed of the idle Bluetooth communication channels are improved. Simultaneously, through the monitoring time of bluetooth communication channel before the above-mentioned channel monitoring time limit point and aiming at the setting of the monitoring time condition of bluetooth communication channel after the channel monitoring time limit point, can effectively improve bluetooth communication channel control dynamics, improve the control rationality and the equilibrium of the bluetooth communication channel of channel monitoring time limit point both sides simultaneously, and then effectively improve the monitoring efficiency who acquires idle bluetooth communication channel, reduce the control bluetooth communication channel by a wide margin and acquire the time cycle that idle bluetooth communication channel consumed, effective quick improvement bluetooth communication connection's speed and efficiency.
In one embodiment of the present invention, the monitoring module includes:
the monitoring execution module is used for monitoring a Bluetooth communication channel which does not receive and transmit data corresponding to the service information and setting a specified monitoring duration;
a clearing and determining module, configured to clear service information in a bluetooth communication channel that does not perform data transceiving if the bluetooth communication channel still does not perform data transceiving corresponding to the service information when the monitoring time reaches a monitoring specified duration, cut off bluetooth communication connection between bluetooth communication devices that correspond to the service information, and determine the bluetooth communication channel as a channel for communicating with a target bluetooth communication device; wherein the monitoring specified duration is determined by the following formula:
Figure 214527DEST_PATH_IMAGE002
wherein,T 0indicating a service information setting time point in a bluetooth communication channel in which data transmission and reception corresponding to the service information is not performed,T 1a time point representing that a bluetooth communication channel for which data transmission and reception corresponding to the service information is not performed is scanned;T 2indicating a monitoring start time point; t issIndicating a time taken to scan the bluetooth communication channel on which data transmission and reception corresponding to the service information is not performed;αandβthe time coefficient is represented by a time coefficient,αthe value range of (A) is 1.23-1.51,βhas a value in the range of 1.36 to 1.71, andβ-α≥0.14；
and the scanning continuous execution module is used for continuously scanning the rest Bluetooth communication channels in sequence according to the service information set time until all the Bluetooth communication channels are scanned when the monitored Bluetooth communication channels execute data receiving and sending within the preset time length.
The working principle of the technical scheme is as follows: firstly, monitoring a Bluetooth communication channel which does not receive and transmit data corresponding to the service information by using a monitoring execution module, and setting a specified monitoring duration; then, when the monitoring time reaches the monitoring specified time by utilizing the clearing and determining module, if the Bluetooth communication channel still does not carry out data transceiving corresponding to the service information, clearing the service information in the Bluetooth communication channel which does not carry out data transceiving, cutting off the Bluetooth communication connection between the Bluetooth communication devices corresponding to the service information, and determining the Bluetooth communication channel as a channel for communicating with the target Bluetooth communication device; and finally, when the monitored Bluetooth communication channels execute data receiving and sending within a preset time span through the scanning continuous execution module, continuously and sequentially scanning the rest Bluetooth communication channels according to the service information set time until all the Bluetooth communication channels are scanned.
The effect of the above technical scheme is as follows: can effectual acquireing fast by the invalid bluetooth communication channel who occupies through above-mentioned mode, improve the acquisition efficiency that can use bluetooth communication channel, simultaneously, it is long when the control regulation that acquires through above-mentioned formula, can provide sufficient time length and satisfy the bluetooth communication equipment that has not reached to carry out data receiving and dispatching temporarily, avoid carrying out the mistake to deleting to the bluetooth communication equipment who effectively occupies bluetooth communication channel, simultaneously, can effectively improve monitoring efficiency again, prevent that the time consumption that the long control regulation length of time caused from increasing, reduce the problem that bluetooth communication connection established timeliness and efficiency. The monitoring specified duration obtained by the formula can effectively improve the balance rationality between the accuracy and the timeliness of data receiving and transmitting monitoring.
In an embodiment of the present invention, the channel monitoring module includes:
the first information acquisition module is used for acquiring a service information setting time point with service information at the earliest and a service information setting time point with service information at the latest in all Bluetooth communication channels;
the information acquisition module II is used for acquiring the time length for receiving and transmitting the data of each Bluetooth communication channel when the time reaches the time limit point of the set channel monitoring time;
the time limit point determining module is used for determining a channel monitoring time limit point by utilizing the time length used for data receiving and transmitting of each Bluetooth communication channel, the service information setting time point with the earliest service information and the service information setting time point with the latest service information according to the following formulas:
Figure 174393DEST_PATH_IMAGE009
wherein, Ta represents the service information setting time point of the earliest set service information in all Bluetooth communication channels; tb represents a service information setting time point of service information which is set at the latest in all Bluetooth communication channels; n represents the number of bluetooth communication channels; and Ti represents the time length used for data transceiving of the ith Bluetooth communication channel when the time reaches the time limit point of the set channel monitoring time.
The working principle of the technical scheme is as follows: firstly, acquiring a service information setting time point with service information at the earliest and a service information setting time point with service information at the latest in all Bluetooth communication channels through an information acquisition module I; then, acquiring the time length for receiving and transmitting the data of each Bluetooth communication channel when the time reaches the time limit point of the set channel monitoring time by using the information acquisition module II; and finally, the time length used for data transceiving of each Bluetooth communication channel, the service information setting time point with the earliest service information and the service information setting time point with the latest service information are utilized by the time limit point determining module.
The effect of the above technical scheme is as follows: the channel monitoring time limit points acquired by the formula and the method can reasonably decompose and divide each channel for setting service information at different time points, improve the dividing rationality of channel monitoring, effectively improve the monitoring efficiency of the Bluetooth communication channel and shorten the time consumed for acquiring the idle Bluetooth communication channel through reasonable channel monitoring and dividing, further improve the speed and efficiency of establishing the Bluetooth communication connection, and prevent the conditions that the Bluetooth communication connection is established at low efficiency and the Bluetooth data communication efficiency is reduced under the condition that the Bluetooth communication channel is insufficient.
In one embodiment of the present invention, the management and control module includes:
a marking module for marking the Bluetooth communication device which is executed with the Bluetooth communication connection between the Bluetooth communication devices corresponding to the service information cut off because the data corresponding to the service information in the Bluetooth communication channel is not received and transmitted as a managed Bluetooth communication device;
the time limit setting module is used for monitoring the Bluetooth connection condition of the controlled Bluetooth device when the controlled Bluetooth communication device performs Bluetooth connection again; setting data transceiving time limit for the managed Bluetooth communication equipment; wherein, the data transceiving time limit is obtained by the following formula:
Figure 357113DEST_PATH_IMAGE010
wherein,T line representing data transceiving time limit;T k indicating a point in time when the managed bluetooth device sets service information in a bluetooth communication channel when the bluetooth communication connection is cut off because data corresponding to the service information in the bluetooth communication channel is not transmitted and received;T c indicating a point in time when the managed bluetooth device is disconnected from bluetooth communication because data transmission and reception corresponding to service information in a bluetooth communication channel is not performed;
and the connection control module is used for monitoring the data transceiving condition between the managed Bluetooth device and the managed Bluetooth device in real time from the moment when the service information corresponding to the managed Bluetooth device is set in a Bluetooth communication channel, automatically clearing the service information in the Bluetooth communication channel if data transceiving is not performed in the data transceiving time limit, and not receiving the Bluetooth communication connection request of the managed Bluetooth device any more in a specified time. The specified time is a preset time value, and can be several minutes, several hours or several days.
The working principle of the technical scheme is as follows: firstly, a marking module is utilized to mark a Bluetooth communication device which is executed with Bluetooth communication connection cut off between Bluetooth communication devices corresponding to service information because data corresponding to the service information in a Bluetooth communication channel is not received and transmitted as a managed Bluetooth communication device; then, monitoring the Bluetooth connection condition of the controlled Bluetooth device by adopting a time limit setting module when the controlled Bluetooth communication device performs Bluetooth connection again; setting data transceiving time limit for the managed Bluetooth communication equipment; and finally, monitoring the data transceiving condition between the managed and controlled Bluetooth device and the Bluetooth communication channel in real time by connecting the management and control module when the service information corresponding to the managed and controlled Bluetooth device is set in the Bluetooth communication channel, if the data transceiving is not carried out within the data transceiving time limit, automatically clearing the service information in the Bluetooth communication channel, and no longer receiving the Bluetooth communication connection request of the managed and controlled Bluetooth device within the specified time. The specified time is a preset time value, and can be several minutes, several hours or several days.
The effect of the above technical scheme is as follows: through the management and control operation mode of the Bluetooth communication equipment, the occupancy rate that the Bluetooth communication channel is unreasonably occupied can be effectively reduced, the use efficiency of the Bluetooth communication channel is further improved, and the invalid interference rate of Bluetooth communication connection is reduced. The data receiving and sending time limit acquired in the mode can provide enough time length to meet the requirement that the communication equipment receives and sends data, meanwhile, the problem that the time length of a channel is increased due to the fact that the channel is occupied inefficiently can be prevented from occurring, the clearing processing can be effectively carried out on the Bluetooth communication channel which does not receive and send data as soon as possible, the efficiency of carrying out Bluetooth communication connection on subsequent Bluetooth communication equipment is improved, and the data receiving and sending monitoring accuracy and the management and control rationality are effectively improved. In addition, the data transceiving time limit obtained by the elements can be combined with the historical Bluetooth connection time elements of the Bluetooth device to obtain the data transceiving time limit, so that the matching between the data transceiving time limit and the connection characteristics of the Bluetooth communication device can be effectively improved, the situation that the Bluetooth communication device which really needs to perform data transceiving but does not have access to data transceiving in the fixed data transceiving time limit is forbidden by unifying the fixed data transceiving time limit when different data transceiving gap times are generated due to different data transceiving characteristics of different Bluetooth communication devices is prevented, the rationality and the accuracy of the Bluetooth communication device management and control are improved, and the error rate of the management and control and the adverse influence rate of the constant on data transceiving are avoided.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (10)

1. A Bluetooth BLE communication method, the method comprising:
receiving a Bluetooth communication request sent by target Bluetooth communication equipment, scanning whether Bluetooth communication channels are all provided with service information or not, and obtaining a scanning result;
when the scanning result shows that a Bluetooth communication channel without service information exists in the Bluetooth communication channels, establishing Bluetooth connection with the target Bluetooth communication equipment through the Bluetooth communication channel without service information;
when the scanning result shows that no Bluetooth communication channel without service information exists in the Bluetooth communication channels, scanning the set time of the service information in each Bluetooth communication channel, and determining the Bluetooth channel used for communication according to the set time of the service information;
performing Bluetooth connection management and control for a Bluetooth communication device that has performed Bluetooth communication connection disconnection between Bluetooth communication devices corresponding to service information in a Bluetooth communication channel due to failure to perform data transmission and reception corresponding to the service information.
2. The method of claim 1, wherein when the scanned result indicates that no bluetooth communication channel without service information is present in the bluetooth communication channels, scanning the set time of the service information in each bluetooth communication channel, and determining the bluetooth channel used for communication according to the set time of the service information comprises:
scanning the set time of the service information in each Bluetooth communication channel, and sequentially scanning whether the Bluetooth communication channels have data receiving and sending corresponding to the service information according to the sequence of the service information set time from morning to evening;
when a Bluetooth communication channel which does not receive and transmit data corresponding to the service information is scanned, monitoring the Bluetooth communication channel and determining the data receiving and transmitting condition in the Bluetooth channel;
if the Bluetooth communication channels are all in data transceiving, determining a channel monitoring time limit point, and monitoring the Bluetooth communication channels which are provided with service information and perform data transceiving in sequence and alternately according to a preset time interval, and acquiring the Bluetooth communication channel which completes data transceiving at the first time, wherein in the alternate monitoring process, the monitoring time for the Bluetooth communication channel before the channel monitoring time limit point is longer than the monitoring time for the Bluetooth communication channel after the channel monitoring time limit point, and the monitoring time for the Bluetooth communication channel before the channel monitoring time limit point and the monitoring time for the Bluetooth communication channel after the channel monitoring time limit point meet the following conditions:
Figure 209577DEST_PATH_IMAGE001
wherein,T q representing a monitoring time of the bluetooth communication channel before the channel monitoring time limit point;T h indicating Bluetooth communication after the channel monitoring time limit pointMonitoring time of the channel;λ t the amount of time adjustment is represented as,λ t the value range of (A) is 25s-45 s.
3. The method of claim 2, wherein when a bluetooth communication channel that does not perform data transceiving corresponding to the service information is scanned, monitoring the bluetooth communication channel to determine a data transceiving condition in the bluetooth channel comprises:
monitoring a Bluetooth communication channel which does not receive and transmit data corresponding to the service information, and setting a specified monitoring duration;
when the monitoring time reaches the monitoring specified time, if the Bluetooth communication channel still does not carry out data transceiving corresponding to the service information, the service information in the Bluetooth communication channel which does not carry out data transceiving is eliminated, the Bluetooth communication connection between the Bluetooth communication devices corresponding to the service information is cut off, and the Bluetooth communication channel is determined as a communication channel for communicating with the target Bluetooth communication device; wherein the monitoring specified duration is determined by the following formula:
Figure 110537DEST_PATH_IMAGE002
wherein,T 0indicating a service information setting time point in a bluetooth communication channel in which data transmission and reception corresponding to the service information is not performed,T 1a time point representing that a bluetooth communication channel for which data transmission and reception corresponding to the service information is not performed is scanned;T 2indicating a monitoring start time point; t issIndicating a time taken to scan the bluetooth communication channel on which data transmission and reception corresponding to the service information is not performed;αandβthe time coefficient is represented by a time coefficient,αthe value range of (A) is 1.23-1.51,βhas a value in the range of 1.36 to 1.71, andβ-α≥0.14；
and when the monitored Bluetooth communication channels execute data receiving and sending within the preset time span, continuously and sequentially scanning the rest Bluetooth communication channels according to the service information set time until all the Bluetooth communication channels are scanned.
4. The method of claim 2, wherein determining the channel monitoring time limit point comprises:
acquiring a service information setting time point with service information at the earliest and a service information setting time point with service information at the latest in all Bluetooth communication channels;
acquiring the time length for receiving and transmitting the data of each Bluetooth communication channel when the time is up to the time limit point of the set channel monitoring time;
determining a channel monitoring time limit point by using the time length used for data receiving and transmitting of each Bluetooth communication channel, the service information setting time point with the service information at the earliest and the service information setting time point with the service information at the latest according to the following formulas:
Figure 532291DEST_PATH_IMAGE003
wherein,T a the method comprises the steps that service information setting time points of the earliest set service information in all Bluetooth communication channels are represented;T b the method comprises the steps that service information setting time points of service information are set at the latest in all Bluetooth communication channels;nrepresenting the number of bluetooth communication channels;T i indicating that the time has expired to set the channel monitoring time limitiThe length of time it takes for data to be transmitted and received over the bluetooth communication channel.
5. The method according to claim 1, wherein performing bluetooth connection regulation for a bluetooth communication device that has been performed to disconnect a bluetooth communication connection between bluetooth communication devices corresponding to service information within a bluetooth communication channel because data transceiving corresponding to the service information is not performed, comprises:
marking a bluetooth communication device, which is executed with the bluetooth communication connection between the bluetooth communication devices corresponding to the service information cut off because data corresponding to the service information in a bluetooth communication channel is not transmitted and received, as a managed bluetooth communication device;
when the managed Bluetooth communication equipment performs Bluetooth connection again, monitoring the Bluetooth connection condition of the managed Bluetooth equipment; setting data transceiving time limit for the managed Bluetooth communication equipment; wherein, the data transceiving time limit is obtained by the following formula:
Figure 611237DEST_PATH_IMAGE004
wherein,T line representing data transceiving time limit;T k indicating a point in time when the managed bluetooth device sets service information in a bluetooth communication channel when the bluetooth communication connection is cut off because data corresponding to the service information in the bluetooth communication channel is not transmitted and received;T c indicating a point in time when the managed bluetooth device is disconnected from bluetooth communication because data transmission and reception corresponding to service information in a bluetooth communication channel is not performed;
when the service information corresponding to the controlled Bluetooth device is set in a Bluetooth communication channel, monitoring the data transceiving condition between the controlled Bluetooth device and the Bluetooth communication channel in real time, if data transceiving is not performed within the data transceiving time limit, automatically clearing the service information in the Bluetooth communication channel, and no longer receiving the Bluetooth communication connection request of the controlled Bluetooth device within a specified time.
6. A bluetooth chip system, the system comprising:
the service information scanning module is used for receiving a Bluetooth communication request sent by target Bluetooth communication equipment, scanning whether the Bluetooth communication channels are all provided with service information or not and obtaining a scanning result;
the connection establishing module is used for establishing Bluetooth connection with the target Bluetooth communication equipment through the Bluetooth communication channel without the service information when the scanning result shows that the Bluetooth communication channel without the service information exists in the Bluetooth communication channels;
the channel determining module is used for scanning the set time of the service information in each Bluetooth communication channel and determining the Bluetooth channel used for communication according to the set time of the service information when the scanning result shows that the Bluetooth communication channel without the service information does not exist in the Bluetooth communication channels;
and the management and control module is used for executing Bluetooth connection management and control on the Bluetooth communication equipment which is executed and is subjected to Bluetooth communication connection disconnection between the Bluetooth communication equipment corresponding to the service information because data corresponding to the service information in the Bluetooth communication channel is not received and transmitted.
7. The system of claim 6, wherein the channel determining module comprises:
the time scanning module is used for scanning the set time of the service information in each Bluetooth communication channel and sequentially scanning whether the Bluetooth communication channels receive and transmit data corresponding to the service information according to the service information set time from morning to night;
the monitoring module is used for monitoring the Bluetooth communication channel when the Bluetooth communication channel which does not receive and transmit data corresponding to the service information is scanned, and determining the data receiving and transmitting condition in the Bluetooth channel;
a channel monitoring module, configured to determine a channel monitoring time limit point if the bluetooth communication channels are all performing data transceiving, and sequentially and alternately monitor, according to a preset time interval, the bluetooth communication channels which are provided with service information before and after the channel monitoring time limit point and perform data transceiving, and acquire a bluetooth communication channel which completes data transceiving at the first time, where in an alternate monitoring process, a monitoring time for the bluetooth communication channel before the channel monitoring time limit point is greater than a monitoring time for the bluetooth communication channel after the channel monitoring time limit point, and a monitoring time for the bluetooth communication channel before the channel monitoring time limit point and a monitoring time for the bluetooth communication channel after the channel monitoring time limit point satisfy the following conditions:
Figure 751231DEST_PATH_IMAGE005
wherein,T q representing a monitoring time of the bluetooth communication channel before the channel monitoring time limit point;T h representing a monitoring time of the bluetooth communication channel after the channel monitoring time limit point;λ t the amount of time adjustment is represented as,λ t the value range of (A) is 25s-45 s.
8. The system of claim 7, wherein the monitoring module comprises:
the monitoring execution module is used for monitoring a Bluetooth communication channel which does not receive and transmit data corresponding to the service information and setting a specified monitoring duration;
a clearing and determining module, configured to clear service information in a bluetooth communication channel that does not perform data transceiving if the bluetooth communication channel still does not perform data transceiving corresponding to the service information when the monitoring time reaches a monitoring specified duration, cut off bluetooth communication connection between bluetooth communication devices that correspond to the service information, and determine the bluetooth communication channel as a channel for communicating with a target bluetooth communication device; wherein the monitoring specified duration is determined by the following formula:
Figure 455882DEST_PATH_IMAGE002
wherein,T 0indicates that the process is not performed withThe service information in the Bluetooth communication channel for data transceiving corresponding to the service information sets a time point,T 1a time point representing that a bluetooth communication channel for which data transmission and reception corresponding to the service information is not performed is scanned;T 2indicating a monitoring start time point; t issIndicating a time taken to scan the bluetooth communication channel on which data transmission and reception corresponding to the service information is not performed;αandβthe time coefficient is represented by a time coefficient,αthe value range of (A) is 1.23-1.51,βhas a value in the range of 1.36 to 1.71, andβ-α≥0.14；
and the scanning continuous execution module is used for continuously scanning the rest Bluetooth communication channels in sequence according to the service information set time until all the Bluetooth communication channels are scanned when the monitored Bluetooth communication channels execute data receiving and sending within the preset time length.
9. The system of claim 7, wherein the channel monitoring module comprises:
the first information acquisition module is used for acquiring a service information setting time point with service information at the earliest and a service information setting time point with service information at the latest in all Bluetooth communication channels;
the information acquisition module II is used for acquiring the time length for receiving and transmitting the data of each Bluetooth communication channel when the time reaches the time limit point of the set channel monitoring time;
the time limit point determining module is used for determining a channel monitoring time limit point by utilizing the time length used for data receiving and transmitting of each Bluetooth communication channel, the service information setting time point with the earliest service information and the service information setting time point with the latest service information according to the following formulas:
Figure 997722DEST_PATH_IMAGE003
wherein,T a indicating that the service message is provided at the earliest in all Bluetooth communication channelsSetting a time point for the service information;T b the method comprises the steps that service information setting time points of service information are set at the latest in all Bluetooth communication channels;nrepresenting the number of bluetooth communication channels;T i indicating that the time has expired to set the channel monitoring time limitiThe length of time it takes for data to be transmitted and received over the bluetooth communication channel.
10. The system of claim 6, wherein the management module comprises:
a marking module for marking the Bluetooth communication device which is executed with the Bluetooth communication connection between the Bluetooth communication devices corresponding to the service information cut off because the data corresponding to the service information in the Bluetooth communication channel is not received and transmitted as a managed Bluetooth communication device;
the time limit setting module is used for monitoring the Bluetooth connection condition of the controlled Bluetooth device when the controlled Bluetooth communication device performs Bluetooth connection again; setting data transceiving time limit for the managed Bluetooth communication equipment; wherein, the data transceiving time limit is obtained by the following formula:
Figure 11683DEST_PATH_IMAGE004
wherein,T line representing data transceiving time limit;T k indicating a point in time when the managed bluetooth device sets service information in a bluetooth communication channel when the bluetooth communication connection is cut off because data corresponding to the service information in the bluetooth communication channel is not transmitted and received;T c indicating a point in time when the managed bluetooth device is disconnected from bluetooth communication because data transmission and reception corresponding to service information in a bluetooth communication channel is not performed;
and the connection control module is used for monitoring the data transceiving condition between the managed Bluetooth device and the managed Bluetooth device in real time from the moment when the service information corresponding to the managed Bluetooth device is set in a Bluetooth communication channel, automatically clearing the service information in the Bluetooth communication channel if data transceiving is not performed in the data transceiving time limit, and not receiving the Bluetooth communication connection request of the managed Bluetooth device any more in a specified time.
CN202011423346.4A 2020-12-08 2020-12-08 Bluetooth BLE communication method and Bluetooth chip system Active CN112469020B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011423346.4A CN112469020B (en) 2020-12-08 2020-12-08 Bluetooth BLE communication method and Bluetooth chip system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011423346.4A CN112469020B (en) 2020-12-08 2020-12-08 Bluetooth BLE communication method and Bluetooth chip system

Publications (2)

Publication Number Publication Date
CN112469020A true CN112469020A (en) 2021-03-09
CN112469020B CN112469020B (en) 2021-05-07

Family

ID=74801067

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011423346.4A Active CN112469020B (en) 2020-12-08 2020-12-08 Bluetooth BLE communication method and Bluetooth chip system

Country Status (1)

Country Link
CN (1) CN112469020B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115296702A (en) * 2022-06-17 2022-11-04 深圳市品声科技有限公司 Bluetooth chip integrating heart rate and temperature condition voice broadcasting function

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160337840A1 (en) * 2015-01-03 2016-11-17 Google Inc. Methods and Systems for Varying Channel Scanning Duration
CN107343238A (en) * 2017-05-15 2017-11-10 上海与德科技有限公司 Mulit-point Connection control method and external equipment
CN110300393A (en) * 2018-03-23 2019-10-01 阿尔卑斯通信器件技术（上海）有限公司 Bluetooth communication device, Bluetooth communication system and Bluetooth communication method
US20200221375A1 (en) * 2018-11-16 2020-07-09 Intel Corporation Mechanism to improve bluetooth connection time in the presence of active cellular or wifi traffic
CN111405536A (en) * 2020-03-18 2020-07-10 深圳创维数字技术有限公司 Network distribution method, equipment and storage medium
CN111918250A (en) * 2019-05-09 2020-11-10 阿尔卑斯通信器件技术（上海）有限公司 Bluetooth communicator and Bluetooth communication method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160337840A1 (en) * 2015-01-03 2016-11-17 Google Inc. Methods and Systems for Varying Channel Scanning Duration
CN107343238A (en) * 2017-05-15 2017-11-10 上海与德科技有限公司 Mulit-point Connection control method and external equipment
CN110300393A (en) * 2018-03-23 2019-10-01 阿尔卑斯通信器件技术（上海）有限公司 Bluetooth communication device, Bluetooth communication system and Bluetooth communication method
US20200221375A1 (en) * 2018-11-16 2020-07-09 Intel Corporation Mechanism to improve bluetooth connection time in the presence of active cellular or wifi traffic
CN111918250A (en) * 2019-05-09 2020-11-10 阿尔卑斯通信器件技术（上海）有限公司 Bluetooth communicator and Bluetooth communication method
CN111405536A (en) * 2020-03-18 2020-07-10 深圳创维数字技术有限公司 Network distribution method, equipment and storage medium

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
霍丙乾: "基于蓝牙4.0的防丢系统的研究与设计", 《中国优秀硕士学位论文全文数据库》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115296702A (en) * 2022-06-17 2022-11-04 深圳市品声科技有限公司 Bluetooth chip integrating heart rate and temperature condition voice broadcasting function

Also Published As

Publication number Publication date
CN112469020B (en) 2021-05-07

Similar Documents

Publication Publication Date Title
US8838730B2 (en) Apparatus for displaying an image, system processing image data, and method of processing image data
US20110173266A1 (en) Image sharing controller, image sharing system, image sharing controlling method, its program, and recording medium recorded with the program
EP2742613B1 (en) Apparatus and method for supporting D2D transmissions
EP1877924A2 (en) Network data distribution system and method
CN101874425B (en) Method and apparatus related to scheduling in a wireless communications system using shared air link resources for traffic
US6408165B1 (en) Power regulation using multi-loop control
CN112469020B (en) Bluetooth BLE communication method and Bluetooth chip system
CA2503867A1 (en) Message send queue reordering based on priority
CN101917406B (en) Data transmission method and data transmission system
CN111654526B (en) Load balancing method and system for streaming media server
CN115660791B (en) Order processing method and system for travel service
CN107091645A (en) A kind of route navigation method and device
US20240111059A1 (en) Method for determining positions of a plurality of terminal devices by a server
EP1465375A3 (en) Network management method for wireless transmission/reception of data streams and network system and apparatus employing the same
CN110198522B (en) Data transmission method and device, electronic equipment and computer readable storage medium
CN109862094B (en) Water affair equipment data sharing method and device based on stream computing
CN116886770A (en) Engineering truck data transmission method based on Internet of things and engineering truck
EP1450527A3 (en) Communication management apparatus
CN115696238A (en) Channel intelligent scheduling method and system
CN104052728A (en) Service Scheduling System
CN111258747B (en) Service efficiency control method and device
CN110247718B (en) Frequency selection method and device based on short-wave communication, computer equipment and storage medium
KR102412496B1 (en) APPARATUS FOR TRANSFORMING IoT PROTOCOL
CN114303354B (en) Communication apparatus
JP2002251474A (en) Emergency medical information system

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant