CN111526482B - School bus left-behind child detection method, system, terminal equipment and storage medium - Google Patents

School bus left-behind child detection method, system, terminal equipment and storage medium Download PDF

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CN111526482B
CN111526482B CN202010278380.0A CN202010278380A CN111526482B CN 111526482 B CN111526482 B CN 111526482B CN 202010278380 A CN202010278380 A CN 202010278380A CN 111526482 B CN111526482 B CN 111526482B
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bluetooth
school bus
child
equipment
preset
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CN111526482A (en
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石沛
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Guangdong Genius Technology Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • 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
    • H04W8/00—Network data management
    • H04W8/005—Discovery of network devices, e.g. terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength

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  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
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Abstract

The application provides a school bus left-behind child detection method, a school bus left-behind child detection system, terminal equipment and a storage medium, wherein the method comprises the following steps: when the school bus reaches the range of a preset target area, searching the child Bluetooth equipment in the school bus to obtain an equipment list; when the school bus reaches a target location within a preset target area range, continuously acquiring the Bluetooth signal intensity of each Bluetooth device in the device list according to a preset time interval; the following steps are executed for each acquired Bluetooth signal strength: if the Bluetooth signal intensity is within the preset signal intensity range, the corresponding Bluetooth equipment is marked in a retention mode; if the number of times of the stay marks on any Bluetooth device is larger than the threshold value of times, a child leaving alarm is sent out aiming at the Bluetooth device. According to the invention, through the design of intermittently acquiring the Bluetooth signal intensity between the Bluetooth device and each Bluetooth device, whether the corresponding child is in a state of being detained in the school bus or not is judged, so that the carelessness or the phenomenon of paralysis caused by adopting manual inspection is prevented, and the child is prevented from being injured.

Description

School bus left-behind child detection method, system, terminal equipment and storage medium
Technical Field
The invention belongs to the technical field of detection of a left-over child, and particularly relates to a school bus left-over child detection method, a school bus left-over child detection system, terminal equipment and a storage medium.
Background
The left-over children are a great potential safety hazard of the school bus, and in recent years, many child death events caused by the fact that the left-over children are on the school bus have occurred, so that strong social attention is paid. In order to prevent such accidents, in addition to regular safety education and supervision and inspection of the related responsible persons and the child in a car, it is required to improve the discovery and early warning capability of the left-over child.
The existing school bus left child detection mainly avoids the left children as much as possible by strengthening ideological education and making more reasonable safety measures, for example, a teacher following the school bus triggers a safety warning device at the tail of the school bus after the school bus is unloaded, so that the teacher can carefully check whether the left children exist, however, the manual inspection may cause accidents due to human negligence or paralysis carelessness, and potential safety hazards exist.
Disclosure of Invention
The embodiment of the application provides a school bus left-behind child detection method, a school bus left-behind child detection system, terminal equipment and a storage medium, and aims to solve the problem of potential safety hazards caused by manual checking in the existing school bus left-behind child detection process.
In a first aspect, an embodiment of the present application provides a school bus legacy child detection method, where the method includes:
when the school bus reaches the range of a preset target area, searching the child Bluetooth equipment in the school bus to obtain an equipment list;
when the school bus reaches a target location within the range of the preset target area, continuously acquiring the Bluetooth signal intensity of each Bluetooth device in the device list according to a preset time interval;
the following steps are executed for each acquired Bluetooth signal strength: if the Bluetooth signal intensity is within a preset signal intensity range, carrying out retention marking on the corresponding Bluetooth equipment;
and if the number of times of the stay marks on any one Bluetooth device is greater than the threshold value of times, giving out a child leave alarm aiming at the Bluetooth device.
Compared with the prior art, the embodiment of the application has the advantages that: the design of the Bluetooth signal intensity between the Bluetooth device and each Bluetooth device is acquired at intervals, whether the corresponding child is in a state of being detained in a school bus or not is judged, when the number of times of detaining marks on any Bluetooth device is larger than a time threshold value, it is judged that the corresponding child is left in the school bus, and the design of giving an alarm for the corresponding child is given out aiming at the corresponding Bluetooth device, so that the early warning effect is actively carried out on related personnel (drivers or teachers), the phenomenon of negligence or paralysis caused by manual inspection is prevented, and the child is prevented from being injured.
Further, before the step of searching for the child's bluetooth device in the school bus, the method further comprises:
acquiring the equipment identification of the Bluetooth equipment, and inquiring the learning time period according to the equipment identification;
and starting the Bluetooth function of the Bluetooth device in the learning time period, and setting the Bluetooth device to be in a searchable mode.
Further, after the step of continuously obtaining the bluetooth signal strength between each bluetooth device in the device list according to the preset time interval, the method further includes:
if the Bluetooth signal intensity is not within the preset signal intensity range, carrying out leaving marking on the corresponding Bluetooth equipment;
acquiring the continuous times of the leaving marks on each Bluetooth device, and judging whether the continuous times are greater than preset times;
and when the continuous times are judged to be more than the preset times, judging that the child corresponding to the Bluetooth equipment leaves the school bus, and clearing the times of the retention marks on the Bluetooth equipment.
Further, the method further comprises:
and if the times of the retention marks on all the Bluetooth devices in the device list are cleared or a manual closing instruction is received, stopping the Bluetooth search of the Bluetooth devices.
Further, the issuing of the child left alarm to the bluetooth device includes:
acquiring the equipment identifier of the Bluetooth equipment, and acquiring the school bus identifier of the school bus;
inquiring a teacher communication address and child information according to the equipment identifier, and inquiring a driver communication address and a school bus broadcast address according to the school bus identifier;
and sending a child leaving prompt to the teacher communication address and the driver communication address according to the child information, and controlling broadcasting equipment to carry out child leaving broadcasting on the child information according to the school bus broadcasting address.
Further, after the step of the school bus reaching the target location within the preset target area range, the method further comprises:
and for each Bluetooth device in the device list, if the Bluetooth signal strength acquired for the first time is smaller than a signal strength threshold value, sending a search prompt for the Bluetooth device corresponding to the Bluetooth signal strength.
Further, after the step of the school bus reaching the target location within the preset target area range, the method further comprises:
inquiring the information of the vehicle leaving equipment according to the target location, and matching the information of the vehicle leaving equipment with the Bluetooth equipment in the equipment list to obtain the target equipment:
continuously acquiring the Bluetooth signal strength of each target device;
if the Bluetooth signal intensity is within the preset signal intensity range, carrying out retention marking on the corresponding target equipment;
and if the number of times of the stay marks on any target device is larger than the number threshold, sending a child departure prompt aiming at the target device.
In a second aspect, an embodiment of the present application provides a school bus legacy child detection system, including:
the school bus comprises a Bluetooth device searching module, a device list acquiring module and a control module, wherein the Bluetooth device searching module is used for searching the Bluetooth device of a child in a school bus to obtain the device list when the school bus reaches the range of a preset target area;
the signal intensity acquisition module is used for continuously acquiring the Bluetooth signal intensity of each Bluetooth device in the device list according to a preset time interval when the school bus reaches a target place within the range of the preset target area;
the retention mark module is used for executing the following steps on the acquired Bluetooth signal intensity each time: if the Bluetooth signal intensity is within a preset signal intensity range, carrying out retention marking on the corresponding Bluetooth equipment;
and the left alarm module is used for giving out a child left alarm aiming at the Bluetooth equipment if the number of times of the stay marks on the Bluetooth equipment is greater than the threshold value of times.
In a third aspect, an embodiment of the present application provides a terminal device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, and the processor executes the computer program to implement the method described above.
In a fourth aspect, the present application provides a storage medium storing a computer program, and when the computer program is executed by a processor, the computer program implements the method as described above.
In a fifth aspect, an embodiment of the present application provides a computer program product, which, when run on a terminal device, causes the terminal device to execute the school bus legacy child detection method according to any one of the first aspect.
It is understood that the beneficial effects of the second aspect to the fifth aspect can be referred to the related description of the first aspect, and are not described herein again.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the embodiments or the description of the prior art will be briefly described below.
FIG. 1 is a flow chart of a school bus legacy child detection method according to a first embodiment of the present application;
FIG. 2 is a flow chart of a school bus legacy child detection method according to a second embodiment of the present application;
FIG. 3 is a flow chart of a school bus legacy child detection method according to a third embodiment of the present application;
FIG. 4 is a flow chart of a school bus legacy child detection method according to a fourth embodiment of the present application;
FIG. 5 is a schematic diagram of a school bus legacy child detection system according to a fifth embodiment of the present application;
fig. 6 is a schematic structural diagram of a terminal device according to a sixth embodiment of the present application.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It should also be understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
As used in this specification and the appended claims, the term "if" may be interpreted contextually as "when", "upon" or "in response to" determining "or" in response to detecting ". Similarly, the phrase "if it is determined" or "if a [ described condition or event ] is detected" may be interpreted contextually to mean "upon determining" or "in response to determining" or "upon detecting [ described condition or event ]" or "in response to detecting [ described condition or event ]".
Furthermore, in the description of the present application and the appended claims, the terms "first," "second," "third," and the like are used for distinguishing between descriptions and not necessarily for describing or implying relative importance.
Reference throughout this specification to "one embodiment" or "some embodiments," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the present application. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment, but rather "one or more but not all embodiments" unless specifically stated otherwise. The terms "comprising," "including," "having," and variations thereof mean "including, but not limited to," unless expressly specified otherwise.
Example one
Please refer to fig. 1, which is a flowchart illustrating a method for detecting a child left in a school bus according to a first embodiment of the present application, including the steps of:
step S10, when any school bus reaches the range of a preset target area, searching the child Bluetooth device in the school bus to obtain a device list;
in the step, a circular region is drawn by taking the position of a preset school as an origin and taking a preset value as a radius to obtain the preset target region range, for example, a circular region can be formed by taking the position of a Shenzhen experiment primary school as the origin and taking 500 meters as the radius to obtain the preset target region range.
Specifically, when it is judged through a GPS positioning mode that any school bus in a preset school arrives within a preset target area range, the bluetooth module on the school bus is controlled to be started, the bluetooth module is controlled to search for the current child bluetooth device in the school bus, and the device list is obtained according to the bluetooth search result, and preferably, the serial number or name of each searched bluetooth device is stored in the device list.
In this embodiment, the child bluetooth device may be any electronic device with a bluetooth function, such as a mobile phone, a tablet, a computer, or a wearable smart device.
Step S20, when the school bus reaches a target location within the preset target area range, the Bluetooth signal intensity of each Bluetooth device in the device list is continuously acquired according to a preset time interval;
the target location can be set according to requirements, for example, the target location can be set to locations such as a school entrance of a preset school, a parking lot of the preset school, or a playground of the preset school, preferably, the target location can also be set in a region range mode, namely, when a school bus reaches a preset region correspondingly formed by the target location within the preset target region range, the bluetooth signal intensity of each bluetooth device in the device list is continuously acquired according to a preset time interval.
In this step, this preset time interval may be set according to a requirement, for example, this preset time interval may be set to 1 minute, 2 minutes, or 5 minutes, and preferably, the information storage is performed on the bluetooth signal strength obtained each time to obtain a plurality of signal strength tables, and the bluetooth signal strength of each bluetooth device detected at the corresponding time is stored in each signal strength table.
In this embodiment, the following steps are performed on the bluetooth signal strength obtained each time:
step S30, judging whether the Bluetooth signal intensity is in a preset signal intensity range;
the preset signal intensity range can be set according to requirements, when the detected Bluetooth signal intensity is larger, the distance between the corresponding Bluetooth device and the Bluetooth module in the school bus is judged to be closer, and when the detected Bluetooth signal intensity is smaller, the distance between the corresponding Bluetooth device and the Bluetooth module in the school bus is judged to be farther.
If the Bluetooth signal intensity is not within the preset signal intensity range, judging that the child corresponding to the Bluetooth equipment is not in the school bus currently;
if the Bluetooth signal intensity is within the preset signal intensity range, judging that the child corresponding to the Bluetooth device is currently in the school bus, and executing the step S40;
step S40, carrying out retention marking on the corresponding Bluetooth device;
the retention mark may be marked by a number, a character, or an image.
Step S50, judging whether the number of times of the stay mark on the Bluetooth device is larger than a threshold value;
the number threshold may be set according to requirements, for example, the number threshold may be set to 3, 4, or 5 times.
If the number of times of the stay mark on any one bluetooth device is greater than the threshold value of times, executing step S60;
step S60, sending a child leaving alarm aiming at the Bluetooth equipment;
when the number of times of the stay marks on the Bluetooth equipment is larger than the threshold value of times, it is judged that the child corresponding to the Bluetooth equipment is left in the school bus, and at the moment, the child left-over alarm can be sent in a manner of dialing, sending a short message, prompting by voice, alarming by sound and light or broadcasting so as to correspondingly prompt a driver or a teacher that the child is left over in the school bus currently.
Specifically, in this step, a phone card may be provided in each school bus, and when it is determined that the number of times of the stay mark on any bluetooth device is greater than the number threshold, a preset phone is dialed or a short message is sent through the phone card, so as to achieve the effect of sending the child leave alarm.
Preferably, in this step, a broadcaster may be further provided on each school bus, and when it is determined that the number of times of the stay mark on any bluetooth device is greater than the number threshold, preset warning information may be played by the broadcaster, so as to achieve an effect of sending a child leaving alarm, where the preset warning information may be "the school bus is suspected of having a child left, please view the child immediately".
In this embodiment, through the design that acquires the bluetooth signal intensity between every bluetooth device at intervals to judge whether corresponding child is in the state of being detained in the school bus, when the number of times of detaining the mark on arbitrary bluetooth device is greater than the number of times threshold value, judge that corresponding child has stayed in the school bus, and through the design of giving out child leave over the warning to corresponding bluetooth device, in order to reach and initiatively carry out the early warning effect to relevant personnel (driver or mr), prevented because adopt the careless or paralysis phenomenon that manual check leads to, avoided child to receive the injury.
Example two
Please refer to fig. 2, which is a flowchart illustrating a method for detecting a child left in a school bus according to a second embodiment of the present application, including the steps of:
step S11, when any school bus reaches the range of the preset target area, searching the child Bluetooth device in the school bus to obtain a device list;
preferably, before the step of searching for the child's bluetooth device in the school bus, the method further comprises:
acquiring a device identifier of the Bluetooth device, and inquiring the learning time period according to the device identifier;
starting a Bluetooth function of the Bluetooth device in the learning time period and setting the Bluetooth device to be in a searchable mode;
the corresponding time table of the last school is stored for each school, and the corresponding relation between the time period of the last school and the equipment identification of each student in the corresponding school is stored in the time table of the last school, so that the time period of the last school can be correspondingly inquired based on the time table of the last school and the obtained equipment identification.
Preferably, the Bluetooth function of the corresponding Bluetooth device is started in the learning time period, so that the Bluetooth module in the school bus can effectively search the child Bluetooth device conveniently, and the formation of the device list is further ensured.
In addition, in this embodiment, the automatic turning on and mode setting of the bluetooth function on the bluetooth device may also be performed in a manual setting manner, for example, all bluetooth devices may be set to automatically turn on the bluetooth function in a time period from 7 o 'clock to 8 o' clock on monday to friday, and set to be in a searchable mode, so as to ensure the formation of the device list.
Step S21, when the school bus reaches a target location within a preset target area range, the Bluetooth signal intensity of each Bluetooth device in the device list is continuously acquired according to a preset time interval;
the following steps are executed for each acquired Bluetooth signal strength:
step S31, judging whether the Bluetooth signal intensity is in the preset signal intensity range;
if the bluetooth signal strength is within the preset signal strength range, executing step S41;
step S41, carrying out retention marking on the corresponding Bluetooth device;
step S51, judging whether the number of times of the stay mark on the Bluetooth device is larger than a threshold value;
if the number of times of the stay mark on any one bluetooth device is greater than the threshold value of times, executing step S61;
step S61, sending a child leaving alarm aiming at the Bluetooth equipment;
if the Bluetooth signal intensity is not within the preset signal intensity range, judging that the child corresponding to the Bluetooth device is not in the school bus currently, and executing a step S71;
step S71, making leave mark for corresponding Bluetooth device;
wherein the departure mark can be marked in a text, number or image manner.
Step S81, obtaining the continuous times of the leaving marks on each Bluetooth device, and judging whether the continuous times are more than the preset times;
the preset number of times may be set according to a requirement, for example, the preset number of times may be set to 3 times, 4 times, or 5 times, etc.
For example, when the preset number of times is 3 and the preset time interval of the bluetooth signal strength detection is 1 minute, it is determined whether each bluetooth device is continuously marked with 3 leave marks within any continuous 3 minutes.
When the continuous times are judged to be more than the preset times, executing the step S101;
step S91, judging that the child corresponding to the Bluetooth device leaves the school bus, and clearing the number of times of the stay marks on the Bluetooth device;
when the continuous times are judged to be greater than the preset times, the corresponding Bluetooth device is judged to be detected to leave the school bus within 3 continuous minutes, and therefore interference in subsequent school bus leaving child detection for the Bluetooth device is prevented by clearing the retention mark times on the corresponding Bluetooth device.
Preferably, in this step, after the number of times of the stay marks on the bluetooth device is cleared, the bluetooth device is deleted from the device list, thereby effectively facilitating the checking of the number and information of the bluetooth devices still in the state of the school bus left child detection.
For example, when the remaining number of bluetooth devices in the device list is determined to be 5, it is determined that there are still 5 bluetooth devices (children) in the school bus for carrying out the school bus legacy child detection.
Step S101, if the times of the retention marks on all the Bluetooth devices in the device list are cleared or a manual closing instruction is received, stopping the Bluetooth search of the Bluetooth devices;
when the number of times of the stay marks on all the Bluetooth devices in the device list is judged to be zero, all the Bluetooth devices and the corresponding children on the school bus are judged to have left the school bus, and therefore the Bluetooth module on the school bus is controlled to stop Bluetooth search of the Bluetooth devices, so that the power consumption is reduced.
Preferably, in this step, when a manual shutdown instruction sent by the driver is received, the bluetooth module on the school bus may also be controlled to stop bluetooth search for the bluetooth device, thereby effectively preventing detection abnormality caused by an error in detection of bluetooth signal intensity, judgment between the number of times of stay marks and the number threshold, or judgment between the number of times of leaving marks and the preset number.
In this embodiment, through the design that acquires the bluetooth signal intensity between every bluetooth device at intervals to judge whether corresponding child is in the state of being detained in the school bus, when the number of times of detaining the mark on arbitrary bluetooth device is greater than the number of times threshold value, judge that corresponding child has stayed in the school bus, and through the design of giving out child leave over the warning to corresponding bluetooth device, in order to reach and initiatively carry out the early warning effect to relevant personnel (driver or mr), prevented because adopt the careless or paralysis phenomenon that manual check leads to, avoided child to receive the injury.
EXAMPLE III
Please refer to fig. 3, which is a flowchart illustrating a method for detecting a child left in a school bus according to a third embodiment of the present application, including the steps of:
step S12, when any school bus reaches the range of a preset target area, searching the child Bluetooth device in the school bus to obtain a device list;
step S22, when the school bus reaches a target location within the preset target area range, the Bluetooth signal intensity of each Bluetooth device in the device list is continuously acquired according to a preset time interval;
and for each Bluetooth device in the device list, if the Bluetooth signal strength acquired for the first time is smaller than a signal strength threshold value, sending a search prompt for the Bluetooth device corresponding to the Bluetooth signal strength.
Specifically, when the first-time bluetooth signal intensity detection value of any bluetooth device is smaller than the signal intensity threshold value, it is determined that the bluetooth function in the corresponding bluetooth device is abnormal, for example, when the bluetooth function in the bluetooth device is damaged and the power of the bluetooth device is exhausted, the first-time bluetooth signal intensity detection value may be smaller than the signal intensity threshold value, so that the driver or the teacher is prompted to view the child of the bluetooth device by sending a search prompt to the driver or the teacher in the school bus.
Preferably, the local prestore is the corresponding relationship between all bluetooth devices and the corresponding child information, and the child information includes the name, age, class, image information, and the like of the child, so that the corresponding child information can be sent to the driver or the teacher in the school bus by using a broadcast, a short message or network information, so as to achieve the effect of sending a search prompt to the bluetooth devices.
In addition, in this embodiment, a detection result of the bluetooth module in the school bus for the first time of bluetooth signal strengths of all bluetooth devices is obtained, and a number of detection values of the first time of bluetooth signal strengths in the detection result, which are smaller than a signal strength threshold value, is obtained to obtain a search number value;
and judging whether the search number value is greater than a number threshold value, judging that the Bluetooth module in the school bus has a fault when the search number value is greater than the number threshold value, and prompting a driver to maintain the Bluetooth module by sending a Bluetooth fault prompt.
The following steps are executed for each acquired Bluetooth signal strength:
step S32, judging whether the Bluetooth signal intensity is in a preset signal intensity range;
if the bluetooth signal strength is within the preset signal strength range, executing step S42;
step S42, carrying out retention marking on the corresponding Bluetooth device;
step S52, judging whether the number of times of the stay mark on the Bluetooth device is larger than a threshold value;
if the number of times of the stay mark on any one bluetooth device is greater than the threshold value of times, executing step S62;
step S62, acquiring the equipment identification of the Bluetooth equipment and acquiring the school bus identification of the school bus;
the equipment identification and the school bus identification can be stored in a mode of characters, numbers or images.
Step S72, inquiring a teacher communication address and child information according to the equipment identifier, and inquiring a driver communication address and a school bus broadcast address according to the school bus identifier;
the school bus communication system comprises a school bus broadcast address and a Bluetooth identification, wherein the Bluetooth identification is locally pre-stored with corresponding relations among all Bluetooth identifications, corresponding child information and a teacher communication address, the child information comprises child names, ages, classes, image information and the like, the school bus identification is locally pre-stored with corresponding relations among all school bus identifications, the driver communication address and the school bus broadcast address, and the communication address can be a mobile phone, a fixed phone or an account based on any application with a chat function.
And step S82, sending a child leaving prompt to the teacher communication address and the driver communication address according to the child information, and controlling broadcasting equipment to carry out child leaving broadcasting on the child information according to the school bus broadcasting address.
In this embodiment, through the design that acquires the bluetooth signal intensity between every bluetooth device at intervals to judge whether corresponding child is in the state of being detained in the school bus, when the number of times of detaining the mark on arbitrary bluetooth device is greater than the number of times threshold value, judge that corresponding child has stayed in the school bus, and through the design of giving out child leave over the warning to corresponding bluetooth device, in order to reach and initiatively carry out the early warning effect to relevant personnel (driver or mr), prevented because adopt the careless or paralysis phenomenon that manual check leads to, avoided child to receive the injury.
Example four
Please refer to fig. 4, which is a flowchart illustrating a method for detecting a child left in a school bus according to a fourth embodiment of the present application, including the steps of:
step S13, when any school bus reaches the range of a preset target area, searching the child Bluetooth device in the school bus to obtain a device list;
the target area range can be drawn according to a preset school playing path, a plurality of school playing stations are arranged on the preset school playing path, the school playing stations are child returning stations on school buses, and preferably the school playing stations can be set according to requirements.
Specifically, in this step, the locally pre-stored school playing stations are acquired, the preset school playing path is drawn according to the coordinates of all the school playing stations, and an area formed by the preset school playing path is set as the preset target area range.
Step S23, when the school bus reaches a target location within the preset target area range, inquiring the information of the departure equipment according to the target location;
when the school bus runs to any school station on the preset school route, the school bus is judged to reach a target location within the range of the preset target area, and the information of the departure equipment is inquired according to the target location.
Specifically, the bluetooth device identifiers of all the school stops and children who need to get off at the current stop are stored locally in advance, so in this step, the school stops are acquired to inquire the get-off device identifier, and the corresponding bluetooth device is inquired based on the get-off device identifier, so as to obtain the information of the car-leaving device.
Step S33, matching the departure device information with the Bluetooth devices in the device list to obtain target devices, and continuously obtaining the Bluetooth signal intensity of each target device;
and matching the device identifications stored in all the departure device information with the device identifications in the device list to obtain the target device.
Specifically, different children may take school buses of different shifts, and therefore, a child needing to get off at a current school bus stop may not be taken in the school bus, and in the step, the design of the target device is obtained by matching the departure device information with the bluetooth devices in the device list, so as to query the bluetooth devices and the corresponding children needing to get off at the current school bus stop (target location) for the current school bus stop.
Step S43, judging whether the Bluetooth signal intensity is in the preset signal intensity range;
if the Bluetooth signal intensity is within the preset signal intensity range, judging that the child corresponding to the Bluetooth device needing to leave the school bus is currently in the school bus, and executing step S53;
step S53, making retention mark for the corresponding target device;
step S63, determining whether the number of times of stay marks on the target device is greater than a number threshold;
if the number of times of the stay mark on any one of the target devices is greater than the number threshold, executing step S73;
step S73, sending out a child departure prompt aiming at the target equipment;
when the number of times of stay marks on the target device is larger than the number threshold, the child needing to leave the school bus is judged to be in a stay state, and therefore the child leaving prompt is sent to the target device to prompt a driver or a teacher on the school bus to carry out the reminding of leaving the school bus for the corresponding child, and the child is prevented from forgetting to get off the school bus in the process of leaving the school bus.
In this embodiment, the bluetooth signal strength between the target devices and each other is acquired at intervals to determine whether the corresponding child is in a state of being detained in the process of leaving school to take the school bus, when the number of times of the detaining marks on any one of the target devices is greater than a threshold value of the number of times, it is determined that the corresponding child is left on the school bus, and the target devices are designed to send out a prompt that the child leaves the school bus, so that an early warning effect is actively performed on related personnel (a driver or a teacher), thereby preventing carelessness or a phenomenon of paralysis caused by manual inspection, and preventing the child from being injured.
EXAMPLE five
Fig. 5 is a schematic structural diagram of a school bus legacy child detection system 100 according to a fifth embodiment of the present application, which corresponds to the school bus legacy child detection method described in the foregoing embodiment, and only shows portions related to the embodiments of the present application for convenience of description.
Referring to fig. 5, the system includes: bluetooth equipment search module 10, signal strength acquisition module 11, stay mark module 12 and leave over alarm module 13, wherein:
and the Bluetooth device searching module 10 is configured to search the Bluetooth devices of the children in the school bus to obtain a device list when the school bus reaches a preset target area range.
And the signal intensity acquisition module 11 is configured to continuously acquire the bluetooth signal intensity of each bluetooth device in the device list according to a preset time interval when the school bus arrives at a target location within the preset target area range.
Wherein, the signal strength obtaining module 11 is further configured to: and for each Bluetooth device in the device list, if the Bluetooth signal strength acquired for the first time is smaller than a signal strength threshold value, sending a search prompt for the Bluetooth device corresponding to the Bluetooth signal strength.
A retention marking module 12 for performing the following steps for each acquired bluetooth signal strength: and if the Bluetooth signal intensity is within a preset signal intensity range, carrying out retention marking on the corresponding Bluetooth equipment.
And the legacy alarm module 13 is used for sending a child legacy alarm for the Bluetooth equipment if the number of times of the stay marks on any Bluetooth equipment is greater than a time threshold value.
Wherein the retention alarm module 13 is further configured to: acquiring the equipment identifier of the Bluetooth equipment, and acquiring the school bus identifier of the school bus;
inquiring a teacher communication address and child information according to the equipment identifier, and inquiring a driver communication address and a school bus broadcast address according to the school bus identifier;
and sending a child leaving prompt to the teacher communication address and the driver communication address according to the child information, and controlling broadcasting equipment to carry out child leaving broadcasting on the child information according to the school bus broadcasting address.
In addition, in this embodiment, the school bus legacy child detection system 100 further includes:
the bluetooth control module 14 is configured to obtain an equipment identifier of the bluetooth equipment, and query the learning time period according to the equipment identifier;
and starting the Bluetooth function of the Bluetooth device in the learning time period, and setting the Bluetooth device to be in a searchable mode.
A leave mark module 15, configured to mark a corresponding bluetooth device for leaving if the bluetooth signal strength is not within the preset signal strength range;
acquiring the continuous times of the leaving marks on each Bluetooth device, and judging whether the continuous times are greater than preset times;
and when the continuous times are judged to be more than the preset times, judging that the child corresponding to the Bluetooth equipment leaves the school bus, and clearing the times of the retention marks on the Bluetooth equipment.
A stop control module 16, configured to stop bluetooth search for the bluetooth device if the number of times of the retention flags on all the bluetooth devices in the device list is cleared, or a manual shutdown instruction is received.
The departure prompting module 17 is configured to query departure device information according to the target location, and match the departure device information with the bluetooth devices in the device list to obtain a target device:
continuously acquiring the Bluetooth signal strength of each target device;
if the Bluetooth signal intensity is within the preset signal intensity range, carrying out retention marking on the corresponding target equipment;
and if the number of times of the stay marks on any target device is larger than the number threshold, sending a child departure prompt aiming at the target device.
In this embodiment, through the design that acquires the bluetooth signal intensity between every bluetooth device at intervals to judge whether corresponding child is in the state of being detained in the school bus, when the number of times of detaining the mark on arbitrary bluetooth device is greater than the number of times threshold value, judge that corresponding child has stayed in the school bus, and through the design of giving out child leave over the warning to corresponding bluetooth device, in order to reach and initiatively carry out the early warning effect to relevant personnel (driver or mr), prevented because adopt the careless or paralysis phenomenon that manual check leads to, avoided child to receive the injury.
It should be noted that, for the information interaction, execution process, and other contents between the above-mentioned devices/modules, the specific functions and technical effects thereof are based on the same concept as those of the embodiment of the method of the present application, and reference may be made to the part of the embodiment of the method specifically, and details are not described here.
Fig. 6 is a schematic structural diagram of a terminal device 2 according to a sixth embodiment of the present application. As shown in fig. 6, the terminal device 2 of this embodiment includes: at least one processor 20 (only one processor is shown in fig. 5), a memory 21, and a computer program 22 stored in the memory 21 and executable on the at least one processor 20, the steps of any of the various method embodiments described above being implemented when the computer program 22 is executed by the processor 20.
The terminal device 2 may be a desktop computer, a notebook, a palm computer, a cloud server, or other computing devices. The terminal device may include, but is not limited to, a processor 20, a memory 21. Those skilled in the art will appreciate that fig. 6 is merely an example of the terminal device 2, and does not constitute a limitation of the terminal device 2, and may include more or less components than those shown, or combine some components, or different components, such as an input-output device, a network access device, and the like.
The Processor 20 may be a Central Processing Unit (CPU), and the Processor 20 may be other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic device, discrete hardware component, or the like. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The memory 21 may in some embodiments be an internal storage unit of the terminal device 2, such as a hard disk or a memory of the terminal device 2. The memory 21 may also be an external storage device of the terminal device 2 in other embodiments, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), and the like, which are provided on the terminal device 2. Further, the memory 21 may include both an internal storage unit and an external storage device of the terminal device 2. The memory 21 is used for storing an operating system, an application program, a BootLoader (BootLoader), data, and other programs, such as program codes of the computer program. The memory 21 may also be used to temporarily store data that has been output or is to be output.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-mentioned functions. Each functional unit and module in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units are integrated in one unit, and the integrated unit may be implemented in a form of hardware, or in a form of software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working processes of the units and modules in the system may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
An embodiment of the present application further provides a network device, where the network device includes: at least one processor, a memory, and a computer program stored in the memory and executable on the at least one processor, the processor implementing the steps of any of the various method embodiments described above when executing the computer program.
The embodiments of the present application further provide a computer-readable storage medium, where a computer program is stored, and when the computer program is executed by a processor, the computer program implements the steps in the above-mentioned method embodiments.
The embodiments of the present application provide a computer program product, which when running on a mobile terminal, enables the mobile terminal to implement the steps in the above method embodiments when executed.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, all or part of the processes in the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium and can implement the steps of the embodiments of the methods described above when the computer program is executed by a processor. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer readable medium may include at least: any entity or device capable of carrying computer program code to a photographing apparatus/terminal apparatus, a recording medium, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), an electrical carrier signal, a telecommunications signal, and a software distribution medium. Such as a usb-disk, a removable hard disk, a magnetic or optical disk, etc. In certain jurisdictions, computer-readable media may not be an electrical carrier signal or a telecommunications signal in accordance with legislative and patent practice.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present application.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus/network device and method may be implemented in other ways. For example, the above-described apparatus/network device embodiments are merely illustrative, and for example, the division of the modules or units is only one logical division, and there may be other divisions when actually implementing, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not implemented. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present application and are intended to be included within the scope of the present application.

Claims (10)

1. A school bus legacy child detection method, the method comprising:
when the school bus reaches the range of a preset target area, searching the child Bluetooth equipment in the school bus to obtain an equipment list;
when the school bus reaches a target location within the range of the preset target area, continuously acquiring the Bluetooth signal intensity of each Bluetooth device in the device list according to a preset time interval;
the following steps are executed for each acquired Bluetooth signal strength: if the Bluetooth signal intensity is within a preset signal intensity range, carrying out retention marking on the corresponding Bluetooth equipment;
and if the number of times of the stay marks on any one Bluetooth device is greater than the threshold value of times, giving out a child leave alarm aiming at the Bluetooth device.
2. A school bus legacy child detection method as claimed in claim 1, wherein said step of searching for a child's bluetooth device in the school bus is preceded by the method further comprising:
acquiring the equipment identification of the Bluetooth equipment, and inquiring the learning time period according to the equipment identification;
and starting the Bluetooth function of the Bluetooth device in the learning time period, and setting the Bluetooth device to be in a searchable mode.
3. The school bus legacy child detection method as claimed in claim 1, wherein after said step of continuously obtaining the bluetooth signal strength between each of said bluetooth devices in said device list according to a preset time interval, said method further comprises:
if the Bluetooth signal intensity is not within the preset signal intensity range, carrying out leaving marking on the corresponding Bluetooth equipment;
acquiring the continuous times of the leaving marks on each Bluetooth device, and judging whether the continuous times are greater than preset times;
and when the continuous times are judged to be more than the preset times, judging that the child corresponding to the Bluetooth equipment leaves the school bus, and clearing the times of the retention marks on the Bluetooth equipment.
4. A school bus carryover child detection method as claimed in claim 3, wherein said method further comprises:
and if the times of the retention marks on all the Bluetooth devices in the device list are cleared or a manual closing instruction is received, stopping the Bluetooth search of the Bluetooth devices.
5. The school bus legacy detection method of claim 1, wherein said issuing a child legacy alert for said bluetooth device comprises:
acquiring the equipment identifier of the Bluetooth equipment, and acquiring the school bus identifier of the school bus;
inquiring a teacher communication address and child information according to the equipment identifier, and inquiring a driver communication address and a school bus broadcast address according to the school bus identifier;
and sending a child leaving prompt to the teacher communication address and the driver communication address according to the child information, and controlling broadcasting equipment to carry out child leaving broadcasting on the child information according to the school bus broadcasting address.
6. A school bus carryover child detection method as claimed in claim 1, wherein said step of detecting when said school bus has reached a target location within said predetermined target area further comprises:
and for each Bluetooth device in the device list, if the Bluetooth signal strength acquired for the first time is smaller than a signal strength threshold value, sending a search prompt for the Bluetooth device corresponding to the Bluetooth signal strength.
7. A school bus carryover child detection method as claimed in claim 1, wherein said step of detecting when said school bus has reached a target location within said predetermined target area further comprises:
inquiring the information of the vehicle leaving equipment according to the target location, and matching the information of the vehicle leaving equipment with the Bluetooth equipment in the equipment list to obtain the target equipment:
continuously acquiring the Bluetooth signal strength of each target device;
if the Bluetooth signal intensity is within the preset signal intensity range, carrying out retention marking on the corresponding target equipment;
and if the number of times of the stay marks on any target device is larger than the number threshold, sending a child departure prompt aiming at the target device.
8. A school bus legacy child detection system, comprising:
the school bus comprises a Bluetooth device searching module, a device list acquiring module and a control module, wherein the Bluetooth device searching module is used for searching the Bluetooth device of a child in a school bus to obtain the device list when the school bus reaches the range of a preset target area;
the signal intensity acquisition module is used for continuously acquiring the Bluetooth signal intensity of each Bluetooth device in the device list according to a preset time interval when the school bus reaches a target place within the range of the preset target area;
the retention mark module is used for executing the following steps on the acquired Bluetooth signal intensity each time: if the Bluetooth signal intensity is within a preset signal intensity range, carrying out retention marking on the corresponding Bluetooth equipment;
and the left alarm module is used for giving out a child left alarm aiming at the Bluetooth equipment if the number of times of the stay marks on the Bluetooth equipment is greater than the threshold value of times.
9. A terminal device comprising a memory, a processor and a computer program stored in the memory and executable on the processor, characterized in that the processor implements the method according to any of claims 1 to 7 when executing the computer program.
10. A storage medium storing a computer program, characterized in that the computer program, when executed by a processor, implements the method according to any one of claims 1 to 7.
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