CN113870528A - Method for rapidly sensing dangerous events through intelligent safety helmet - Google Patents
Method for rapidly sensing dangerous events through intelligent safety helmet Download PDFInfo
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Abstract
The invention provides a method for rapidly sensing a dangerous event through an intelligent safety helmet, and relates to the field of intelligent safety helmets. According to the invention, the MAC layer is interactively designed, so that the purpose of quick sensing and response is achieved, and the conventional intelligent safety helmet is usually point-to-point, lacks the connection standard among networks and cannot realize quick response; the drowsiness behavior and the falling behavior can be quickly detected, and are dangerous behaviors during construction, so that corresponding alarms need to be sent out; executing a corresponding alarm strategy according to the Event ID, and starting an alarm in the intelligent safety helmet to continuously alarm if a doze behavior occurs; if the intelligent safety helmet falls down, the wireless communication module of the intelligent safety helmet is triggered, an alarm message is sent to the server, the falling event occurrence time, the falling event occurrence address, the intelligent safety helmet identification or the staff identification corresponding to the intelligent safety helmet are indicated in the alarm message.
Description
Technical Field
The invention relates to the field of intelligent safety helmets, in particular to a method for quickly sensing dangerous events through an intelligent safety helmet.
Background
With the continuous development of science and technology and the continuous improvement of social security consciousness, more and more people pay attention to the safety problem of workers in the construction site. In the current stage, for guaranteeing the safety operation of constructors, the safety guarantee of the constructors is increased by perfecting the working process, and the construction safety of the constructors is enhanced by technical means and novel intelligent equipment, wherein the safety helmet is used as necessary labor protection equipment and is continuously improved and innovated by people.
Safety management of building construction is extremely important, and a small negligence can cause a big accident. In a traditional engineering construction scene, whether workers follow safety production rules and whether wearing safety helmets are regulated is judged, and a common method is to go to patrol through eyes of managers. Therefore, the intelligent safety helmet with the innovative sensor network technology and the innovative positioning technology is produced, the intelligent safety helmet is added, the safety helmets can transmit signals mutually to form an underground ad hoc network communication network, and the difficulty that signals of indoor and underground spaces are weak during building construction is effectively solved. In the past, a team leader draws a hook on a attendance list on a work site, an intelligent safety helmet is bound with an operator 1 in a real name system, the intelligent safety helmet can be used as ' eyes ' and ears ' of a monitoring system, and by means of an internal chip, the intelligent safety helmet can help us to accurately record the work state of workers and accurately implement real-name management of labor. In addition, the intelligent safety helmet can also automatically detect peripheral hazard sources, actively sends out voice to remind wearing personnel to pay attention, and plays a role in safety early warning. If emergency happens on site, the operator can press the SOS key for a long time to ask for help, the system platform can immediately receive help-asking information and display the help-asking information in real time on a background map. The action track of the worker wearing the safety helmet can be remotely checked, so that intelligent management and control of construction safety in advance prevention, alarming in the process and backtracking afterwards are realized. Take the star to spin intelligent safety helmet to building site, big building site all is safe, and the worker and the friend are more real in a happy occasion.
The application numbers are: the invention application of CN201811652917.4 provides an intelligent safety helmet, which comprises a safety helmet body and a helmet brim; a vibration alarm device is arranged on the rear side of the right end of the safety helmet body; the upper end of the safety helmet body is provided with a pressure sensor; the left end of the safety helmet body is provided with a transponder; the headset is arranged at the right end of the safety helmet body; the rear end of the safety helmet body is provided with a main board; the mainboard comprises a power supply and a circuit board; and a wireless transmission module is arranged in the transponder and is used for data transmission between the intelligent safety helmet and external equipment. According to the intelligent safety helmet, the responder is additionally arranged, so that the automatic positioning of workers can be realized, the attendance of the workers can be conveniently realized, the setting of the pressure sensor can remind the workers whether to operate safely, the risk of improper operation of the operators is reduced, the design of functions such as an earphone and the like is facilitated, the communication among the operators and the dispatching of the operators are also facilitated, and the whole intelligent safety helmet is simple in structure and high in practicability.
However, in the prior art, no method for sensing a dangerous event in a fast and stable manner is proposed.
Therefore, there is a need to provide a method for quickly sensing a dangerous event through a smart helmet to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides a method for rapidly sensing dangerous events through intelligent safety caps, wherein MAC layer control program Application is deployed in each intelligent safety cap; the MAC layer comprises an MAC layer management entity MLME and a station management entity SME; when the intelligent safety cap is started, the Application sends a sending _ start command to a Station Management Entity (SME); and the station management entity SME executes the corresponding dangerous event perception process according to the sending _ start command.
As a further solution, the sending _ start command includes (EventIDs, period); the EventIDs sense the service codes corresponding to the dangerous events, and the dangerous events needing to be sensed can be informed through the service codes; period is a periodic measurement parameter, and the duration of the periodic detection of the sensed dangerous event is set through the period.
As a further solution, when executing the hazardous event aware process, the hazardous event aware process sends an MLME-sensmasearerent.request primitive to the MLME; request primitive, including PeerSTAAddress parameter and Measurement configuration parameter; the PeerSTAAddress parameter is used for setting the address of equipment participating in the perception of the dangerous event; the Measurement configuration parameter is used for Measurement configuration.
As a further solution, the Measurement configuration parameter includes a Measurement control parameter, a periodic profile parameter, and an Event profile parameter.
Specifically, the Measurement control parameter is used for setting Measurement control, and comprises a Measurement ID parameter, a Measurement type parameter and an M-band parameter; the Measurement ID parameter is used for identifying the current wireless perception Measurement process; the Measurement type parameter is used for setting a Measurement mode, and comprises a periodic-based periodic mode and an event-based mode based on a dangerous event; when the setting is 'periodic', reporting the result according to a defined period; when the event-based is set, reporting results according to defined dangerous events are shown; the M-band parameter is used to set the frequency band in which the measurement is performed, including 5Ghz, 6Ghz, and 60 Ghz.
Specifically, the periodic profile is used for setting periodic measurement parameters in a periodic mode, and the periodic measurement parameters comprise a Report Interval parameter, a Max Number parameter and a Report item; the Report Interval parameter is used for setting the Interval of sending reports; the Max Number parameter is used for setting the Number of the sending reports; the Report item is used to set a Report item.
Specifically, the Event profile parameter is used for setting a dangerous Event measurement parameter in an Event-based mode, and includes an Event ID and a Threshold, where the Event ID includes events 1 to N, and represents one or more dangerous events correspondingly; setting according to the parameters sent by the application, presetting the Event ID in the local, inquiring local information according to the parameters sent by the application, and including the local information in the information element; the Threshold is used for setting the condition for judging the dangerous event.
As a further solution, the report item includes Distance, Azimuth position, Location, Heart rate, Breath rate, Presence/absence, or not online.
As a further solution, after receiving the MLME-sensmasearrement.a request primitive, the MLME configures a sending request frame according to PeerSTAAddress; the sending request frame includes a Role configuration parameter and a Measurement configuration parameter.
Specifically, the Role configuration parameters comprise a Sensing initiator, a Sensing responder, a Sensing transmitter and a Sensing receiver; the Sensing initiator represents an address or an identification of a device of which a Sensing initiator (STA) initiates a Sensing process; a Sensing response represents the address or identification of a device responding to a Sensing process initiated by a Sensing initiator (STA); a Sensing transmitter represents an address or an identification of a device for transmitting a Sensing data packet in a Sensing process by a Sensing Sender (STA); the Sensing receiver represents the address or the identification of equipment which receives a Sensing data packet and performs measurement or calculation by a Sensing receiver (AP) in a Sensing process; the Role configuration parameter can be set to the Sensing initiator, the Sensing responder, the Sensing transmitter and the Sensing receiver respectively/simultaneously, and is set to be null for the condition without corresponding value.
As a further solution, after receiving the Sensing request frame, the Sensing process responder (AP) configures a Sensing response frame according to the Sensing SID; the sending response frame comprises Status code and Role configuration, wherein the Status code is used for indicating whether the request of the STA is supported; the Role configuration is used to represent the Role of the device participating in the awareness process.
As a further solution, after receiving a sending response frame, the MLME of the aware process initiator (STA) sends an MLME-senseruurement. The MLME-SENSSMEARUREMENT. confirm primitive comprises AP Address and Status code; the AP Address is used for representing an Address corresponding to the AP; the Status code is used to indicate whether the corresponding AP supports the request of the STA.
As a further solution, the aware process initiator (STA) sends a aware data packet to a aware process responder (AP); a perception process responder (AP) sends a sending report frame to an STA; the sending report frame includes a Sens-report parameter; the Sens-report parameters include a Measurement control parameter, a periodic report, and an Event report; the Measurement ID parameter of the Measurement control parameter is used for identifying the current wireless perception Measurement process; the Measurement type parameter is used to indicate the current Measurement mode (periodic/event-based); the multimedia Report comprises a multimedia Report and a multimedia Report, wherein the multimedia Report comprises a multimedia Report and a multimedia Report, and the multimedia Report comprises a multimedia Report and a multimedia Report; the Event report comprises an Event ID and a Detect time, wherein the Event ID is used for representing a dangerous Event identifier for triggering a report, and when a plurality of dangerous events are triggered, the Event ID is represented by an identifier list; the Detect time is used for recording the time when the trigger of the dangerous event is detected; the creator of the AP wireless network, namely, a central node of the network; STA means any station device accessing the wireless AP.
Specifically, the MLME-senssreport.indication includes AP Address and Sens-report parameters; the AP Address is used for representing the Address of the AP; the Sens-report parameter represents a measurement report.
As a further solution, the hazardous event awareness process proceeds by:
s1 sends MLME-SENSSMEARUREMENT.request primitive to MLME;
s2 after the MLME receives the MLME-SENSSMEARUREMENT.
S3, if the PeerSTAAddress value is the address of the device, searching local setting according to the Event ID, sending a sensing signal according to the parameter set by the dangerous Event, and receiving an echo signal by the device to measure;
s4, if the PeerSTAAddress value is the address of another device, the device serves as a Sensing process initiator (STA) to send a Sensing request frame to a device corresponding to the PeerSTAAddress, i.e., a Sensing process responder (AP).
After the Sensing request frame is received by the Sensing process responder (AP), S5 determines whether the requested Sensing service is supported according to the Sensing SID:
if the S6 supports the operation, the value of the parameter status code is set as SUCCESS;
s7 if not, setting the parameter status code value as REFUSED, sending a sending response frame to the initiator (STA) of the sensing process;
s8 sensing that MLME of process initiator (STA) receives sending response frame, sending MLME-SENSMEIREMENT confirm primitive to SME;
s9 perception process initiator (STA) sends perception data packet to perception process responder (AP); a perception process responder (AP) receives a perception data packet, measures CSI (channel state information), and reports according to Measurement configuration;
s10, if the Measurement type contains 'Event-based', according to the dangerous Event set in the Event profile, judging the Measurement result of the listed Event ID according to the definition of the dangerous Event and the threshold parameter, and when the condition is met, sending a Measurement report; if the Measurement type contains the "periodic", executing corresponding periodic Measurement according to the periodic profile;
s11 sensing the process responder (AP) sending report frame to STA;
s12 sensing MLME of process initiator (STA) receiving sending report, sending MLME-SENSEPOTT.
S13 SME sets result _ code corresponding to the dangerous event as SUCCESS if receiving the report of successfully detecting the dangerous event, and sets result _ code corresponding to the dangerous event as FAILED if not receiving the report of detecting the dangerous event within the designated time T1;
s14 Application interval time cycle sending _ result (eventID, result _ code) to obtain dangerous event detection result;
s15, if the result code received by the Application is FAILED, does not perform any processing,
s16, if the result _ code received by the Application is SUCCESS; the corresponding alarm policy is executed according to the Event ID.
Compared with the related art, the method for rapidly sensing the dangerous event through the intelligent safety helmet has the following beneficial effects that:
1. the invention achieves the purpose of quick sensing and response by carrying out interactive design on the MAC layer, and the existing intelligent safety helmet is usually point-to-point, lacks the connection standard between networks, particularly needs quick response when detecting some dangerous events, and cannot realize quick response if adopting a point-to-point traditional model;
2. the invention can quickly detect drowsiness and falling behaviors, which are dangerous behaviors during construction, and therefore, corresponding alarms need to be sent out;
3. according to the method, a corresponding alarm strategy is executed according to the Event ID, and if a doze behavior occurs, an alarm in the intelligent safety helmet is started to continuously alarm; if the intelligent safety helmet falls down, the wireless communication module of the intelligent safety helmet is triggered, an alarm message is sent to the server, the falling event occurrence time, the falling event occurrence address, the intelligent safety helmet identification or the staff identification corresponding to the intelligent safety helmet are indicated in the alarm message.
Drawings
Fig. 1 is a schematic diagram of a preferred embodiment of a method for rapidly sensing a dangerous event through an intelligent safety helmet according to the present invention.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
As shown in fig. 1, in the method for quickly sensing a dangerous event through an intelligent safety helmet provided by the present invention, MAC layer control program Application is deployed in each intelligent safety helmet; the MAC layer comprises an MAC layer management entity MLME and a station management entity SME; when the intelligent safety cap is started, the Application sends a sending _ start command to a Station Management Entity (SME); and the station management entity SME executes the corresponding dangerous event perception process according to the sending _ start command.
It should be noted that: along with the continuous improvement of science and technology level, intelligent safety helmet is also more and more popularized, but current intelligent safety helmet is often point-to-point type, lacks the connection standard between the network, especially when detecting some dangerous events, needs to carry out quick response, if adopt point-to-point traditional model, can't accomplish quick response, so this embodiment deploys MAC layer control program Application in each intelligent safety helmet, through carrying out interactive design to the MAC layer to reach the purpose of quick perception and response. The MAC, i.e., the media access control layer, belongs to the lower sublayer of the data link layer in the OSI model. Which defines how data frames are transmitted over the medium. In links sharing the same bandwidth, access to the connection medium is "first come, first served". Physical addressing is defined herein, as is the logical topology (the path of a signal through the physical topology). Line control, error notification (uncorrected), frame delivery order, and optional flow control are also implemented at this sub-layer.
As a further solution, the sending _ start command includes (EventIDs, period); the EventIDs sense the service codes corresponding to the dangerous events, and the dangerous events needing to be sensed can be informed through the service codes; period is a periodic measurement parameter, and the duration of the periodic detection of the sensed dangerous event is set through the period.
It should be noted that: in a specific embodiment, EventA represents drowsy behaviors, EventB represents falling behaviors, both the drowsy behaviors and the falling behaviors are dangerous behaviors during construction, so rapid detection and response are carried out, wherein EventIDs is set to be EventA and EventB, which indicates that sleep detection and falling detection are required, period is set to be T1, which indicates that the detection is required, and when T1 is 0, the detection is always carried out.
As a further solution, when executing the hazardous event aware process, the hazardous event aware process sends an MLME-sensmasearerent.request primitive to the MLME; request primitive, including PeerSTAAddress parameter and Measurement configuration parameter; the PeerSTAAddress parameter is used for setting the address of equipment participating in the perception of the dangerous event; the Measurement configuration parameter is used for Measurement configuration.
As a further solution, the Measurement configuration parameter includes a Measurement control parameter, a periodic profile parameter, and an Event profile parameter.
Specifically, the Measurement control parameter is used for setting Measurement control, and comprises a Measurement ID parameter, a Measurement type parameter and an M-band parameter; the Measurement ID parameter is used for identifying the current wireless perception Measurement process; the Measurement type parameter is used for setting a Measurement mode, and comprises a periodic-based periodic mode and an event-based mode based on a dangerous event; when the setting is 'periodic', reporting the result according to a defined period; when the event-based is set, reporting results according to defined dangerous events are shown; the M-band parameter is used to set the frequency band in which the measurement is performed, including 5Ghz, 6Ghz, and 60 Ghz.
Specifically, the periodic profile is used for setting periodic measurement parameters in a periodic mode, and the periodic measurement parameters comprise a Report Interval parameter, a Max Number parameter and a Report item; the Report Interval parameter is used for setting the Interval of sending reports; the Max Number parameter is used for setting the Number of the sending reports; the Report item is used to set a Report item.
Specifically, the Event profile parameter is used for setting a dangerous Event measurement parameter in an Event-based mode, and includes an Event ID and a Threshold, where the Event ID includes events 1 to N, and represents one or more dangerous events correspondingly; setting according to the parameters sent by the application, presetting the Event ID in the local, inquiring local information according to the parameters sent by the application, and including the local information in the information element; the Threshold is used for setting the condition for judging the dangerous event.
It should be noted that: wherein an Event profile contains:
wherein Event1-EventN is preset locally as:
| Event ID | Threshold |
| event identification | Condition of event judgment |
Examples are as follows:
event definition Event a (sleep): measuring whether a target with a viewing angle range of (H1, V1) within D1 m is in a sleep state;
event1-N is set to:
| Event ID | Threshold |
| Event A | (D1，H1，V1) |
as a further solution, the report item includes Distance, Azimuth position, Location, Heart rate, Breath rate, Presence/absence, or not online.
It should be noted that: report items are all correspondingly collected through the sensors in the existing intelligent safety helmet, and the implementation is not repeated.
As a further solution, after receiving the MLME-sensmasearrement.a request primitive, the MLME configures a sending request frame according to PeerSTAAddress; the sending request frame includes a Role configuration parameter and a Measurement configuration parameter.
Specifically, the Role configuration parameters comprise a Sensing initiator, a Sensing responder, a Sensing transmitter and a Sensing receiver; the Sensing initiator represents an address or an identification of a device of which a Sensing initiator (STA) initiates a Sensing process; a Sensing response represents the address or identification of a device responding to a Sensing process initiated by a Sensing initiator (STA); a Sensing transmitter represents an address or an identification of a device for transmitting a Sensing data packet in a Sensing process by a Sensing Sender (STA); the Sensing receiver represents the address or the identification of equipment which receives a Sensing data packet and performs measurement or calculation by a Sensing receiver (AP) in a Sensing process; the Role configuration parameter can be set to the Sensing initiator, the Sensing responder, the Sensing transmitter and the Sensing receiver respectively/simultaneously, and is set to be null for the condition without corresponding value.
As a further solution, after receiving the Sensing request frame, the Sensing process responder (AP) configures a Sensing response frame according to the Sensing SID; the sending response frame comprises Status code and Role configuration, wherein the Status code is used for indicating whether the request of the STA is supported; the Role configuration is used to represent the Role of the device participating in the awareness process.
As a further solution, after receiving a sending response frame, the MLME of the aware process initiator (STA) sends an MLME-senseruurement. The MLME-SENSSMEARUREMENT. confirm primitive comprises AP Address and Status code; the AP Address is used for representing an Address corresponding to the AP; the Status code is used to indicate whether the corresponding AP supports the request of the STA.
As a further solution, the aware process initiator (STA) sends a aware data packet to a aware process responder (AP); a perception process responder (AP) sends a sending report frame to an STA; the sending report frame includes a Sens-report parameter; the Sens-report parameters include a Measurement control parameter, a periodic report, and an Event report; the Measurement ID parameter of the Measurement control parameter is used for identifying the current wireless perception Measurement process; the Measurement type parameter is used to indicate the current Measurement mode (periodic/event-based); the multimedia Report comprises a multimedia Report and a multimedia Report, wherein the multimedia Report comprises a multimedia Report and a multimedia Report, and the multimedia Report comprises a multimedia Report and a multimedia Report; the Event report comprises an Event ID and a Detect time, wherein the Event ID is used for representing a dangerous Event identifier for triggering a report, and when a plurality of dangerous events are triggered, the Event ID is represented by an identifier list; the Detect time is used for recording the time when the trigger of the dangerous event is detected; the creator of the AP wireless network, namely, a central node of the network; STA means any station device accessing the wireless AP.
It should be noted that: the MAC layer provides an interface between an SSCS (service Specific conversion layer) and the PHY through an MCPS-SAP and an MLME-SAP, and the MAC comprises a management entity called MLME; the MLME provides a layer management service interface through which layer management functions can be invoked; MLME is also responsible for maintaining a database of managed objects related to MAC, called MAC PIB; MAC Data services, accessed via MCPS-SAP (MAC Common Part Sublayer Data SAP); PHY management services, accessed through MLME-SAP; an SME is a layer-independent entity that is located in a separate management plane or "side-off to the side". Some of the functions of SMEs are specified in this standard. The function of SME: typically, this entity is responsible for functions such as collecting layer-related status from various Layer Management Entities (LMEs), which similarly set layer-specific parameter values. SMEs typically perform such functions on behalf of a general system management entity and will implement standard management protocols.
Specifically, the MLME-senssreport.indication includes AP Address and Sens-report parameters; the AP Address is used for representing the Address of the AP; the Sens-report parameter represents a measurement report.
As a further solution, the hazardous event awareness process proceeds by:
s1 sends MLME-SENSSMEARUREMENT.request primitive to MLME;
s2 after the MLME receives the MLME-SENSSMEARUREMENT.
S3, if the PeerSTAAddress value is the address of the device, searching local setting according to the Event ID, sending a sensing signal according to the parameter set by the dangerous Event, and receiving an echo signal by the device to measure;
s4, if the PeerSTAAddress value is the address of another device, the device serves as a Sensing process initiator (STA) to send a Sensing request frame to a device corresponding to the PeerSTAAddress, i.e., a Sensing process responder (AP).
After the Sensing request frame is received by the Sensing process responder (AP), S5 determines whether the requested Sensing service is supported according to the Sensing SID:
it should be noted that: each sensor in the intelligent safety helmet can sense different services, and whether the requested Sensing service is supported or not can be judged through the Sensing SID by recording the Sensing SID of each sensor and the corresponding Sensing service.
If the S6 supports the operation, the value of the parameter status code is set as SUCCESS;
s7 if not, setting the parameter status code value as REFUSED, sending a sending response frame to the initiator (STA) of the sensing process;
s8 sensing that MLME of process initiator (STA) receives sending response frame, sending MLME-SENSMEIREMENT confirm primitive to SME;
s9 perception process initiator (STA) sends perception data packet to perception process responder (AP); a perception process responder (AP) receives a perception data packet, measures CSI (channel state information), and reports according to Measurement configuration;
s10, if the Measurement type contains 'Event-based', according to the dangerous Event set in the Event profile, judging the Measurement result of the listed Event ID according to the definition of the dangerous Event and the threshold parameter, and when the condition is met, sending a Measurement report; if the Measurement type contains the "periodic", executing corresponding periodic Measurement according to the periodic profile;
s11 sensing the process responder (AP) sending report frame to STA;
s12 sensing MLME of process initiator (STA) receiving sending report, sending MLME-SENSEPOTT.
S13 SME sets result _ code corresponding to the dangerous event as SUCCESS if receiving the report of successfully detecting the dangerous event, and sets result _ code corresponding to the dangerous event as FAILED if not receiving the report of detecting the dangerous event within the designated time T1;
s14 Application interval time cycle sending _ result (eventID, result _ code) to obtain dangerous event detection result;
s15, if the result code received by the Application is FAILED, does not perform any processing,
s16, if the result _ code received by the Application is SUCCESS; the corresponding alarm policy is executed according to the Event ID.
It should be noted that: executing a corresponding alarm strategy according to the Event ID, and if the corresponding result code is the eventID value of SUCCESS in a specific embodiment, starting an alarm in the intelligent safety helmet and continuously alarming;
if the eventID value corresponding to the result code is SUCCESS is EventB, triggering the wireless communication module of the intelligent safety helmet, and sending an alarm message to the server, wherein the alarm message indicates that a falling event occurs, the time of the falling event, the address of the falling event, the identification of the intelligent safety helmet or the identification of a worker corresponding to the intelligent safety helmet.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A method for rapidly sensing dangerous events through intelligent safety caps is characterized in that MAC layer control program Application is deployed in each intelligent safety cap; the MAC layer comprises an MAC layer management entity MLME and a station management entity SME; when the intelligent safety cap is started, the Application sends a sending _ start command to a Station Management Entity (SME); and the station management entity SME executes the corresponding dangerous event perception process according to the sending _ start command.
2. The method for rapid awareness of dangerous events through intelligent headgear according to claim 1, wherein said sensing _ start command comprises (EventIDs, period); the EventIDs sense the service codes corresponding to the dangerous events, and the dangerous events needing to be sensed can be informed through the service codes; period is a periodic measurement parameter, and the duration of the periodic detection of the sensed dangerous event is set through the period.
3. The method for rapid threat event awareness via a smart helmet as recited in claim 2, wherein the threat event awareness process sends an MLME-sensmasearerence request primitive to the MLME when executing the threat event awareness process; request primitive, including PeerSTAAddress parameter and Measurement configuration parameter; the PeerSTAAddress parameter is used for setting the address of equipment participating in the perception of the dangerous event; the Measurement configuration parameter is used for Measurement configuration.
4. The method for rapidly perceiving the dangerous Event through the intelligent safety cap as claimed in claim 3, wherein the Measurement configuration parameters comprise a Measurement control parameter, a periodic profile parameter and an Event profile parameter;
the Measurement control parameter is used for setting Measurement control and comprises a Measurement ID parameter, a Measurement type parameter and an M-band parameter; the Measurement ID parameter is used for identifying the current wireless perception Measurement process; the Measurement type parameter is used for setting a Measurement mode, and comprises a periodic-based periodic mode and an event-based mode based on a dangerous event; when the setting is 'periodic', reporting the result according to a defined period; when the event-based is set, reporting results according to defined dangerous events are shown; the M-band parameter is used for setting the frequency band for executing measurement, and comprises 5Ghz, 6Ghz and 60 Ghz;
the periodic profile is used for setting periodic measurement parameters in a periodic mode, and comprises a Report Interval parameter, a Max Number parameter and a Report item; the Report Interval parameter is used for setting the Interval of sending reports; the Max Number parameter is used for setting the Number of the sending reports; the Report item is used for setting a Report item;
the Event profile parameter is used for setting dangerous Event measurement parameters in an Event-based mode, and comprises Event IDs and Threshold, wherein the Event IDs comprise events 1 to N and correspondingly represent one or more dangerous events; setting according to the parameters sent by the application, presetting the Event ID in the local, inquiring local information according to the parameters sent by the application, and including the local information in the information element; the Threshold is used for setting the condition for judging the dangerous event.
5. The method of claim 4, wherein the report item comprises Distance, Azimuth orientation, Location position, Heart rate, Breath rate, Presence/absence Presence.
6. The method for rapidly sensing dangerous events through an intelligent safety cap according to claim 5, wherein after receiving the MLME-SENSSMEARUREMENT request primitive, the MLME configures the sending request frame according to PeerSTAAddress; the sending request frame comprises a Role configuration parameter and a Measurement configuration parameter;
the Role configuration parameters comprise a Sensing initiator, a Sensing responder, a Sensing transmitter and a Sensing receiver; the Sensing initiator represents an address or an identification of a device of which a Sensing initiator (STA) initiates a Sensing process; a Sensing response represents the address or identification of a device responding to a Sensing process initiated by a Sensing initiator (STA); a Sensing transmitter represents an address or an identification of a device for transmitting a Sensing data packet in a Sensing process by a Sensing Sender (STA); the Sensing receiver represents the address or the identification of equipment which receives a Sensing data packet and performs measurement or calculation by a Sensing receiver (AP) in a Sensing process; the Role configuration parameter can be set to the Sensing initiator, the Sensing responder, the Sensing transmitter and the Sensing receiver respectively/simultaneously, and is set to be null for the condition without corresponding value.
7. The method for rapid Sensing of dangerous events through intelligent safety caps according to claim 6, wherein the Sensing progress responder (AP) configures a Sensing response frame according to a Sensing SID after receiving a Sensing request frame; the sending response frame comprises Status code and Role configuration, wherein the Status code is used for indicating whether the request of the STA is supported; the Role configuration is used to represent the Role of the device participating in the awareness process.
8. The method for fast danger event awareness through intelligent helmet as claimed in claim 7, wherein the MLME of the aware process initiator (STA) sends MLME-senseruuerement. confirm primitive to the SME after receiving the sending response frame; the MLME-SENSSMEARUREMENT. confirm primitive comprises AP Address and Status code; the AP Address is used for representing an Address corresponding to the AP; the Status code is used to indicate whether the corresponding AP supports the request of the STA.
9. The method for fast awareness of dangerous events through intelligent safety helmet according to claim 8, wherein said awareness process initiator (STA) sends awareness data packet to awareness process responder (AP); a perception process responder (AP) sends a sending report frame to an STA; the sending report frame includes a Sens-report parameter; the Sens-report parameters include a Measurement control parameter, a periodic report, and an Event report; the Measurement ID parameter of the Measurement control parameter is used for identifying the current wireless perception Measurement process; the Measurement type parameter is used to indicate the current Measurement mode (periodic/event-based); the multimedia Report comprises a multimedia Report and a multimedia Report, wherein the multimedia Report comprises a multimedia Report and a multimedia Report, and the multimedia Report comprises a multimedia Report and a multimedia Report; the Event report comprises an Event ID and a Detect time, wherein the Event ID is used for representing a dangerous Event identifier for triggering a report, and when a plurality of dangerous events are triggered, the Event ID is represented by an identifier list; the Detect time is used for recording the time when the trigger of the dangerous event is detected; the creator of the AP wireless network, namely, a central node of the network; the STA represents any station device accessing the wireless AP;
the MLME-SENSEPOTT.indication comprises AP Address and Sens-report parameters; the AP Address is used for representing the Address of the AP; the Sens-report parameter represents a measurement report.
10. The method for rapid awareness of dangerous events through intelligent helmets according to claim 9, wherein the dangerous event awareness process is performed by the steps of:
s1 sends MLME-SENSSMEARUREMENT.request primitive to MLME;
s2 after the MLME receives the MLME-SENSSMEARUREMENT.
S3, if the PeerSTAAddress value is the address of the device, searching local setting according to the Event ID, sending a sensing signal according to the parameter set by the dangerous Event, and receiving an echo signal by the device to measure;
s4, if the PeerSTAAddress value is the address of another device, the device serves as a Sensing process initiator (STA) to send a Sensing request frame to a device corresponding to the PeerSTAAddress, i.e., a Sensing process responder (AP).
After the Sensing request frame is received by the Sensing process responder (AP), S5 determines whether the requested Sensing service is supported according to the Sensing SID:
if the S6 supports the operation, the value of the parameter status code is set as SUCCESS;
s7 if not, setting the parameter status code value as REFUSED, sending a sending response frame to the initiator (STA) of the sensing process;
s8 sensing that MLME of process initiator (STA) receives sending response frame, sending MLME-SENSMEIREMENT confirm primitive to SME;
s9 perception process initiator (STA) sends perception data packet to perception process responder (AP); a perception process responder (AP) receives a perception data packet, measures CSI (channel state information), and reports according to Measurement configuration;
s10, if the Measurement type contains 'Event-based', according to the dangerous Event set in the Event profile, judging the Measurement result of the listed Event ID according to the definition of the dangerous Event and the threshold parameter, and when the condition is met, sending a Measurement report; if the Measurement type contains the "periodic", executing corresponding periodic Measurement according to the periodic profile;
s11 sensing the process responder (AP) sending report frame to STA;
s12 sensing MLME of process initiator (STA) receiving sending report, sending MLME-SENSEPOTT.
S13 SME sets result _ code corresponding to the dangerous event as SUCCESS if receiving the report of successfully detecting the dangerous event, and sets result _ code corresponding to the dangerous event as FAILED if not receiving the report of detecting the dangerous event within the designated time T1;
s14 Application interval time cycle sending _ result (eventID, result _ code) to obtain dangerous event detection result;
s15, if the result code received by the Application is FAILED, does not perform any processing,
s16, if the result _ code received by the Application is SUCCESS; the corresponding alarm policy is executed according to the Event ID.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023130384A1 (en) * | 2022-01-07 | 2023-07-13 | Oppo广东移动通信有限公司 | Sensing reporting method and device |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103530978A (en) * | 2013-10-18 | 2014-01-22 | 南京大学 | Special population-oriented danger sensing and alarming system |
| CN103606248A (en) * | 2013-09-30 | 2014-02-26 | 广州市香港科大霍英东研究院 | Automatic detection method and system for human body falling-over |
| US20190097865A1 (en) * | 2012-12-05 | 2019-03-28 | Origin Wireless, Inc. | Apparatus, systems and methods for event recognition based on a wireless signal |
| CN109565516A (en) * | 2016-04-19 | 2019-04-02 | 工业科技有限公司 | Worker safety's system |
| EP3492945A1 (en) * | 2017-12-01 | 2019-06-05 | Origin Wireless, Inc. | Method, apparatus, and system for periodic motion detection and monitoring |
| CN110706463A (en) * | 2019-06-11 | 2020-01-17 | 南京信息工程大学 | WIFI passive sensing method and system suitable for tumble monitoring |
| CN111341069A (en) * | 2020-03-12 | 2020-06-26 | 兰笺(苏州)科技有限公司 | Wisdom building site personnel safety real-time monitoring system |
| US20200305231A1 (en) * | 2019-05-14 | 2020-09-24 | Bahareh Sadeghi | WLAN SENSING USING HIGH-EFFICIENCY (HE) TRIGGER-BASED (TB) PPDUs (HE TB PPDUs) |
| US20200359248A1 (en) * | 2019-06-21 | 2020-11-12 | Bahareh Sadeghi | Wlan sensing frame exchange protocol |
| CN112350809A (en) * | 2019-08-06 | 2021-02-09 | 华为技术有限公司 | Sensing method and communication device |
| CN112386236A (en) * | 2019-08-15 | 2021-02-23 | 苏州科技大学 | Vital sign monitoring method based on channel state phase information |
| CN112425855A (en) * | 2020-06-10 | 2021-03-02 | 中邮建技术有限公司 | Intelligent safety helmet system applied to communication construction site |
| CN112689300A (en) * | 2021-03-16 | 2021-04-20 | 成都极米科技股份有限公司 | Method, apparatus, system, and medium for managing application and execution unit |
| CN112738758A (en) * | 2021-04-02 | 2021-04-30 | 成都极米科技股份有限公司 | Method, device and system for managing perception service and readable storage medium |
| CN112748425A (en) * | 2019-10-31 | 2021-05-04 | 华为技术有限公司 | Sensing method and device |
| CN113115341A (en) * | 2021-04-15 | 2021-07-13 | 成都极米科技股份有限公司 | Method, device, equipment and storage medium for negotiating wireless sensing process |
| CN113132917A (en) * | 2021-04-15 | 2021-07-16 | 成都极米科技股份有限公司 | Method, device and storage medium for sending and receiving perception signal in perception process |
| WO2021163480A1 (en) * | 2020-02-14 | 2021-08-19 | The Regents Of The University Of California | Low power wi-fi backscatter communication |
| US20210273735A1 (en) * | 2021-05-19 | 2021-09-02 | Intel Corporation | Method and apparatus used in wlan networks |
-
2021
- 2021-09-17 CN CN202111090455.3A patent/CN113870528A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190097865A1 (en) * | 2012-12-05 | 2019-03-28 | Origin Wireless, Inc. | Apparatus, systems and methods for event recognition based on a wireless signal |
| CN103606248A (en) * | 2013-09-30 | 2014-02-26 | 广州市香港科大霍英东研究院 | Automatic detection method and system for human body falling-over |
| CN103530978A (en) * | 2013-10-18 | 2014-01-22 | 南京大学 | Special population-oriented danger sensing and alarming system |
| CN109565516A (en) * | 2016-04-19 | 2019-04-02 | 工业科技有限公司 | Worker safety's system |
| EP3492945A1 (en) * | 2017-12-01 | 2019-06-05 | Origin Wireless, Inc. | Method, apparatus, and system for periodic motion detection and monitoring |
| US20200305231A1 (en) * | 2019-05-14 | 2020-09-24 | Bahareh Sadeghi | WLAN SENSING USING HIGH-EFFICIENCY (HE) TRIGGER-BASED (TB) PPDUs (HE TB PPDUs) |
| CN110706463A (en) * | 2019-06-11 | 2020-01-17 | 南京信息工程大学 | WIFI passive sensing method and system suitable for tumble monitoring |
| US20200359248A1 (en) * | 2019-06-21 | 2020-11-12 | Bahareh Sadeghi | Wlan sensing frame exchange protocol |
| CN112350809A (en) * | 2019-08-06 | 2021-02-09 | 华为技术有限公司 | Sensing method and communication device |
| CN112386236A (en) * | 2019-08-15 | 2021-02-23 | 苏州科技大学 | Vital sign monitoring method based on channel state phase information |
| CN112748425A (en) * | 2019-10-31 | 2021-05-04 | 华为技术有限公司 | Sensing method and device |
| WO2021163480A1 (en) * | 2020-02-14 | 2021-08-19 | The Regents Of The University Of California | Low power wi-fi backscatter communication |
| CN111341069A (en) * | 2020-03-12 | 2020-06-26 | 兰笺(苏州)科技有限公司 | Wisdom building site personnel safety real-time monitoring system |
| CN112425855A (en) * | 2020-06-10 | 2021-03-02 | 中邮建技术有限公司 | Intelligent safety helmet system applied to communication construction site |
| CN112689300A (en) * | 2021-03-16 | 2021-04-20 | 成都极米科技股份有限公司 | Method, apparatus, system, and medium for managing application and execution unit |
| CN112738758A (en) * | 2021-04-02 | 2021-04-30 | 成都极米科技股份有限公司 | Method, device and system for managing perception service and readable storage medium |
| CN113115341A (en) * | 2021-04-15 | 2021-07-13 | 成都极米科技股份有限公司 | Method, device, equipment and storage medium for negotiating wireless sensing process |
| CN113132917A (en) * | 2021-04-15 | 2021-07-16 | 成都极米科技股份有限公司 | Method, device and storage medium for sending and receiving perception signal in perception process |
| US20210273735A1 (en) * | 2021-05-19 | 2021-09-02 | Intel Corporation | Method and apparatus used in wlan networks |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023130384A1 (en) * | 2022-01-07 | 2023-07-13 | Oppo广东移动通信有限公司 | Sensing reporting method and device |
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