WO2022149095A1 - Dispositif, système et procédé permettant de fournir une notification - Google Patents

Dispositif, système et procédé permettant de fournir une notification Download PDF

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Publication number
WO2022149095A1
WO2022149095A1 PCT/IB2022/050115 IB2022050115W WO2022149095A1 WO 2022149095 A1 WO2022149095 A1 WO 2022149095A1 IB 2022050115 W IB2022050115 W IB 2022050115W WO 2022149095 A1 WO2022149095 A1 WO 2022149095A1
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WO
WIPO (PCT)
Prior art keywords
signal
circuit
alarm
information
high frequency
Prior art date
Application number
PCT/IB2022/050115
Other languages
English (en)
Inventor
Klaus E. WILKENS
Richard J. SABACINSKI
Original Assignee
3M Innovative Properties Company
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 3M Innovative Properties Company filed Critical 3M Innovative Properties Company
Publication of WO2022149095A1 publication Critical patent/WO2022149095A1/fr

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Classifications

    • 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
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/016—Personal emergency signalling and security systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems

Definitions

  • the present disclosure relates generally to a device, a system, and a method, and in particular, to a device, a system, and a method for providing a notification including information of a safety personnel.
  • a safety device may generate an alarm when an emergency services worker is in danger or distress in a hazardous area, for example, a burning building.
  • the safety device may generate the alarm to notify other emergency services workers in the hazardous area about a location of the emergency services worker in distress.
  • the alarm may indicate an emergency in which the emergency services worker in distress may require immediate rescue. However, a rescue worker or the other emergency services workers may not be able to identify the emergency services worker in distress. This may cause a delay in the rescue of the emergency services worker in distress.
  • the present disclosure provides a device.
  • the device includes an alarm circuit, a first circuit, and a second circuit.
  • the alarm circuit is configured to selectively generate an audible alarm signal.
  • the first circuit is communicably coupled to the alarm circuit.
  • the first circuit is configured to receive the audible alarm signal from the alarm circuit and include an information signal in the audible alarm signal to generate a composite alarm signal.
  • the information signal includes an information.
  • the information includes at least an identifier associated with a user of the device.
  • the first circuit is further configured to generate a high frequency signal based on the composite alarm signal.
  • the second circuit is communicably coupled to the first circuit.
  • the second circuit is configured to receive the high frequency signal and convert the high frequency signal into a notification including the information.
  • the present disclosure provides a system.
  • the system includes a first device and a second device.
  • the first device includes an alarm circuit and a first circuit.
  • the alarm circuit is configured to selectively generate an audible alarm signal.
  • the first circuit is communicably coupled to the alarm circuit.
  • the first circuit is configured to receive the audible alarm signal from the alarm circuit and include an information signal in the audible alarm signal to generate a composite alarm signal.
  • the information signal includes an information.
  • the information includes at least an identifier associated with a user of the first device.
  • the first circuit is further configured to generate a high frequency signal based on the composite alarm signal.
  • the second device includes a second circuit communicably coupled to the first circuit.
  • the second circuit is configured to receive the high frequency signal and convert the high frequency signal into a notification including the information.
  • the present disclosure provides a method.
  • the method includes generating an audible alarm signal.
  • the method further includes generating an information signal including an information.
  • the information includes at least an identifier.
  • the method further includes generating a composite alarm signal including the audible alarm signal and the information signal.
  • the method further includes generating a high frequency signal based on the composite alarm signal.
  • the method further includes converting the high frequency signal into a notification including the information.
  • FIG. 1 shows a block diagram of a device according to an embodiment of the present disclosure
  • FIG. 2 shows a detailed block diagram of the device according to an embodiment of the present disclosure
  • FIG. 3 shows a block diagram of the device according to another embodiment of the present disclosure
  • FIG. 4 shows a detailed block diagram of the device according to another embodiment of the present disclosure.
  • FIG. 5 shows a block diagram of a memory of the device
  • FIGS. 6A-6B show block diagrams illustrating the device communicably coupled to an external device according to an embodiment of the present disclosure
  • FIG. 7 shows a block diagram of a system according to an embodiment of the present disclosure
  • FIG. 8A shows a block diagram of a first device according to an embodiment of the present disclosure
  • FIG. 8B shows a block diagram of a second device according to an embodiment of the present disclosure
  • FIG. 9 shows a detailed block diagram of the system according to an embodiment of the present disclosure
  • FIG. 10A shows a block diagram of a first memory of the first device
  • FIG. 10B shows a block diagram of a second memory of the second device
  • FIG. 11 A shows a schematic view of an information signal according to an embodiment of the present disclosure
  • FIG. 1 IB shows a schematic view of an audible alarm signal according to an embodiment of the present disclosure
  • FIG. llC shows a schematic view of a composite alarm signal according to an embodiment of the present disclosure
  • FIG. 1 ID shows a schematic view of a high frequency signal according to an embodiment of the present disclosure
  • FIG. 12 is a flowchart of a method for use with the device and the system.
  • signal includes, but is not limited to, one or more electrical signals, optical signals, electromagnetic signals, analog and/or digital signals, one or more computer instructions, a bit and/or bit stream, and combinations thereof.
  • processor includes, but is not limited to, at least one of microcontrollers, microprocessors, embedded processors, digital signal processor (DSP), general purpose microprocessors, application specific integrated circuits (ASICs), field programmable logic arrays (FPGAs), or other equivalent integrated or discrete logic circuitry.
  • the processor may be suitable for receiving one or more signal from a sender and a processed signal may be sent further for transmission.
  • the processors may include receptors, and transmitters for receiving and transmitting respective signals.
  • the processors may be used to store programs, executable code, and data persistently. Accordingly, the processor may refer to any of the foregoing structure or any other structure suitable for implementation of the techniques described.
  • the functionality described may be provided within dedicated hardware and/or software modules. Also, the techniques could be fully implemented in one or more circuits or logic elements.
  • memory includes, but is not limited to, RAM, ROM, and a flash memory, or any other medium that can be used to store desired program code in the form of instructions or data structures and that can be accessed by processors.
  • Memory may include computer executable instructions that are executable by processors to perform a logic associated with respective circuit or program.
  • logic includes, but is not limited to, hardware, firmware, software and/or combinations of each to perform a function(s), an action(s), and/or to cause a function and/or action from another component.
  • logic can include, but is not limited to, a software-controlled microprocessor, discrete logic such as an application specific integrated circuit (ASIC), and/or other programmed logic device.
  • ASIC application specific integrated circuit
  • Logic can also be fully embodied as software; however, this is not required.
  • transmit includes, but is not limited to, sending data from one point to another, sending a message or other information from one location to another, sending information over a communication line and/or a circuit, and/or sending out a signal by electromagnetic radiation (e.g., electromagnetic field and/or electromagnetic wave) and/or over a wire and/or cable (e.g., fiber optic cable, etc.).
  • electromagnetic radiation e.g., electromagnetic field and/or electromagnetic wave
  • wire and/or cable e.g., fiber optic cable, etc.
  • wireless includes, but is not limited to, describing a device that communicates with one or more other devices via electromagnetic radiation (e.g., electromagnetic field or electromagnetic wave) and/or communications that take place without the use of interconnecting wires and/or cables.
  • Wireless devices can communicate even if they are not physically connected. Wireless can refer to lacking or not requiring wires and/or cables.
  • circuit includes, but is not limited to, having an ability to control multiple processors and memories for executing instructions required to perform a function(s) or an action(s) by transmitting and receiving signals through wired/wireless devices.
  • the techniques of this disclosure may be implemented in a wide variety of devices or apparatuses, including a wireless handset, an integrated circuit (IC) or a set of ICs (e.g., a chip set).
  • IC integrated circuit
  • a set of ICs e.g., a chip set.
  • Various components, modules, or units are described in this disclosure to emphasize functional aspects of devices configured to perform the disclosed techniques, but do not necessarily require realization by different hardware units. Rather, as described above, various units may be combined in a hardware unit or provided by a collection of interoperative hardware units, including one or more processors as described above, in conjunction with suitable software and/or firmware.
  • the present disclosure provides a device, a system, and a method.
  • the device, system, and the method may be used for providing a notification including information of a safety personnel.
  • the device may be included in a safety device, such as a personal alert safety system (PASS) device, also known as a distress signal unit (DSU), or an automatic distress signal unit (ADSU).
  • PASS personal alert safety system
  • DSU distress signal unit
  • ADSU automatic distress signal unit
  • SCBA self- contained breathing apparatus
  • RIT rapid intervention team
  • thermal imaging camera a thermal imaging camera
  • the device may be used by firefighters or other emergency services workers entering a hazardous environment, or immediately dangerous to life or health (IDLH) conditions.
  • the hazardous environment may include burning buildings or an environment with exposure to airborne contaminants that may cause death, or immediate/delayed permanent adverse health effects.
  • the device may be a portable, battery powered device configured to be attached to any personal safety devices to enable the emergency services workers to summon help.
  • the device may be used to alert and notify a rescue team or other emergency services workers in the vicinity of an emergency services worker in distress.
  • the device may also be applicable to various filter systems or personal protective equipment, such as personal respirators, including powered air purifying respirators (PAPR), reusable personal respirators, disposable personal respirators, hazmat suits, collective protection filters and other equipment that will be familiar to those skilled in the art.
  • PAPR powered air purifying respirators
  • reusable personal respirators reusable personal respirators
  • disposable personal respirators disposable personal respirators
  • hazmat suits hazmat suits
  • collective protection filters and other equipment that will be familiar to those skilled in the art.
  • the device includes an alarm circuit, a first circuit, and a second circuit.
  • the alarm circuit is configured to selectively generate an audible alarm signal.
  • the first circuit is communicably coupled to the alarm circuit.
  • the first circuit is configured to receive the audible alarm signal from the alarm circuit and include an information signal in the audible alarm signal to generate a composite alarm signal.
  • the information signal includes an information.
  • the information includes at least an identifier associated with the user of the device.
  • the first circuit is further configured to generate a high frequency signal based on the composite alarm signal.
  • the second circuit is communicably coupled to the first circuit.
  • the second circuit is configured to receive the high frequency signal and convert the high frequency signal into a notification including the information.
  • the system includes two devices, namely, a first device and a second device.
  • the first device includes an alarm circuit and a first circuit.
  • the alarm circuit is configured to selectively generate an audible alarm signal.
  • the first circuit is communicably coupled to the alarm circuit.
  • the first circuit is configured to receive the audible alarm signal from the alarm circuit and include an information signal in the audible alarm signal to generate a composite alarm signal.
  • the information signal includes an information.
  • the information includes at least an identifier associated with the user of the first device.
  • the first circuit is further configured to generate a high frequency signal based on the composite alarm signal.
  • the second device includes a second circuit communicably coupled to the first circuit.
  • the second circuit is configured to receive the high frequency signal and convert the high frequency signal into a notification including the information.
  • a conventional safety device may merely generate a loud, piercing electronic alarm in an emergency condition.
  • the conventional safety device may not help to identify the emergency services worker in distress from the plurality of emergency services workers. This may cause further delay in the rescue of the emergency services worker in distress from the hazardous area.
  • the device, the system, and the method according to the present disclosure may help to identify the emergency services worker in distress by including the information including the identifier associated with the user of the device or the emergency services worker in distress in the audible alarm signal.
  • the device, the system, and the method may substantially reduce a time taken for rescuing the user in distress by enabling quick identification of the emergency services worker in distress. Therefore, the device and the system of the present disclosure may enhance the effectiveness of an alarm.
  • the high frequency signal including the information may be easily transmitted and converted into the notification. The notification can be easily understood by rescue personnel.
  • FIG. 1 is a block diagram of a device 100, according to an embodiment of the present disclosure.
  • the device 100 may be carried by an emergency services worker (hereinafter referred as “user”), for example, a firefighter.
  • the device 100 may be interconnected with, or incorporated into, other systems or personal protection equipment (PPE) carried by workers, such as firefighters, soldiers, or other users.
  • PPE personal protection equipment
  • firefighters typically carry a breathing apparatus when entering a dangerous environment.
  • the device 100 may be incorporated into the breathing apparatus.
  • the breathing apparatus include a portable air purifying respirator (PAPR), a self-contained breathing apparatus (SCBA), a non-powered air purifying respirator (APR), a hose line, and the like.
  • PAPR portable air purifying respirator
  • SCBA self-contained breathing apparatus
  • APR non-powered air purifying respirator
  • hose line and the like.
  • the device 100 may be incorporated into fall protection equipment.
  • the device 100 is at least one of a personal alert safety system (PASS) device, the SCBA device, a rapid intervention team (RIT) bag, a thermal imaging camera, and a user locator.
  • PASS personal alert safety system
  • SCBA SCBA
  • RIT rapid intervention team
  • thermal imaging camera a thermal imaging camera
  • user locator a user locator
  • the device 100 includes an alarm circuit 102, a first circuit 104, and a second circuit 106.
  • the first circuit 104 is communicably coupled to the alarm circuit 102.
  • the second circuit 106 is communicably coupled to the first circuit 104.
  • the alarm circuit 102 is communicably coupled to the first circuit 104 via a communication link 103 and the first circuit 104 is communicably coupled to the second circuit 106 via a communication link 105.
  • the communication links 103, 105 may be physical or virtual communication channels.
  • FIG. 2 is a detailed block diagram of the device 100 according to an embodiment of the present disclosure.
  • the alarm circuit 102 is configured to selectively generate an audible alarm signal 108.
  • the alarm circuit 102 may include an alarm signal generator (not shown) used in PASS devices or other personal safety devices.
  • the audible alarm signal 108 may include at least two consecutive pulses having an interval therebetween.
  • the audible alarm signal 108 may include a series of pulses.
  • the pulses may correspond to standard alarm tones.
  • the first circuit 104 is configured to receive the audible alarm signal 108 from the alarm circuit 102 and include an information signal 110 in the audible alarm signal 108 to generate a composite alarm signal 112.
  • the composite alarm signal 112 is generated by the first circuit 104 by embedding the information signal 110 into the audible alarm signal 108 received from the alarm circuit 102.
  • the composite alarm signal 112 may be an audible or an inaudible signal.
  • the information signal 110 includes an information 50 (shown in FIG. 5).
  • the information 50 includes at least an identifier 52 (shown in FIG. 5) associated with the user of the device 100.
  • the identifier 52 may include one or more of a name, an apparatus number, a seat number, a designation, and a badge number, or any other information that may help the other emergency services workers in the vicinity of the user to identify the user in distress.
  • the identifier 52 may be pre-defmed.
  • the identifier 52 may be pre-defmed by a manufacturer of the device 100, a service unit of the device 100, or a department of the user.
  • the identifier 52 may be user- defined.
  • the information signal 110 may include custom messages recorded by the user.
  • the information 50 further includes a location data 53 (shown in FIG. 5) of the user and an identifier 54 (shown in FIG. 5) associated with a condition of equipment carried by the user.
  • the location data 53 may help the other emergency services workers in the vicinity of the user in distress to locate the user in distress.
  • the location data 53 may further help a rescue worker deployed to rescue the user in distress to locate the user in distress in the hazardous environment.
  • the composite alarm signal 112 includes a timestamp 116 (shown in FIG. 5) indicative of at least one of a date and a time of the generation of the composite alarm signal 112.
  • the timestamp 116 may be stored in a memory 138 (shown in FIG.5) of the device 100.
  • the timestamp 116 may be transmitted to an external database.
  • the first circuit 104 is further configured to generate a high frequency signal 114 based on the composite alarm signal 112.
  • the high frequency signal 114 is an audible signal having a frequency in a range from about 2 kHz to about 4 kHz. In some other embodiments, the high frequency signal 114 is an inaudible signal having a frequency above 20 kHz.
  • the first circuit 104 includes a first alarm element 122.
  • the first alarm element 122 is configured to generate the high frequency signal 114 based on the composite alarm signal 112.
  • the first alarm element 122 is a piezoelectric element.
  • the piezoelectric element may include crystalline materials, ceramics, lead-free piezoceramics, semiconductors, polymers, or other piezoelectric materials.
  • the device 100 further includes a second alarm element 124.
  • the second alarm element 124 is communicably coupled to the first circuit 104.
  • the second alarm element 124 receives the composite alarm signal 112 from the first circuit 104.
  • the second alarm element 124 is configured to generate an audible alarm AL1 including the information 50 upon receiving the composite alarm signal 112 from the first circuit 104.
  • the second alarm element 124 is at least one of a piezoelectric element and a speaker.
  • the second alarm element 124 may include any other sound producing devices/equipment.
  • the audible alarm AL1 including the information 50 may be heard by the other emergency services workers in the vicinity of the user, and the information 50 in the audible alarm AL1 may help to identify the user in distress.
  • the second circuit 106 is configured to receive the high frequency signal 114 and convert the high frequency signal 114 into a notification 118 including the information 50 (shown in FIG. 5).
  • the notification 118 includes one or more of a visual message, a text message, an audio message, and a timestamp 120 (shown in FIG. 5) indicative of at least one of a date and a time of a generation of the notification 118.
  • the timestamp 120 may be stored in the memory 138 (shown in FIG.5) of the device 100.
  • the timestamp 120 may be transmitted to an external database.
  • FIG. 3 is a block diagram of the device 100 according to another embodiment of the present disclosure.
  • the device 100 further includes a power source 126 communicably coupled to the first circuit 104, the second circuit 106, and the alarm circuit 102.
  • the power source 126 provides electrical power to each of the first circuit 104, the second circuit 106, and the alarm circuit 102.
  • the power source 126 may include electrochemical cells, batteries, battery packs, portable power stations or portable power supplies.
  • the power source 126 may include replaceable or rechargeable batteries.
  • the device 100 further includes a motion sensor module 128 and a timer 130.
  • the power source 126 may be communicably coupled to the motion sensor module 128 and the timer 130.
  • the power source 126 may provide electrical power to the motion sensor module 128 and the timer 130.
  • the motion sensor module 128 may be communicably coupled to the timer 130.
  • the timer 130 is configured to determine a time elapsed TCI since the timer 130 has been last reset and reset the timer 130 upon receiving one or more signals 132 from the motion sensor module 128.
  • the one or more signals 132 generated by the motion sensor module 128 may include a reset signal (not shown) indicative of a motion of the device 100, which may reset the timer 130.
  • the timer 130 is configured to generate one or more signals 136 in response to the timer 130 exceeding a time threshold TH1.
  • the timer 130 is configured to generate the one or more signals 136 in response to the time elapsed TCI exceeding the time threshold TH1 (TCI > TH1). In other words, the timer 130 generates the one or more signals 136 upon not receiving the one or more signals 132 from the motion sensor module 128 for a time period greater than the time threshold THl since the last reset.
  • the alarm circuit 102 is configured to generate the audible alarm signal 108 (shown in FIG. 2) in response to the timer 130 exceeding the time threshold THl. Specifically, the alarm circuit 102 is configured to generate the audible alarm signal 108 in response to receiving the one or more signals 136 from the timer 130.
  • the time threshold THl may be at least 10 seconds, at least 20 seconds, at least 30 seconds, at least 40 seconds, at least 50 seconds, or at least 60 seconds. In some embodiments, the time threshold THl may be pre-defmed. In some embodiments, the time threshold THl may be user-defined. In some embodiments, the time threshold THl may be compliant with the requirements of National Fire Protection Association (NFPA) and/or other international standards.
  • NFPA National Fire Protection Association
  • the device 100 may further include additional circuits (not shown), such as one or more of radio circuits, sensor circuits, etc., to collect and deliver data to the user (not shown) as an additional feature of the device 100.
  • additional circuits such as one or more of radio circuits, sensor circuits, etc.
  • the additional circuits may include intrinsic safety barrier circuits. In some embodiments, the additional circuits may include one or more of a fuse, a diode, and an electrical resistor.
  • FIG. 4 is a block diagram of the device 100 according to another embodiment of the present disclosure.
  • the device 100 includes the alarm circuit 102, the first circuit 104, the second circuit 106, the first alarm element 122, the second alarm element 124, the power source 126, the motion sensor module 128, and the timer 130.
  • the device 100 further includes the memory 138 and a radio frequency identification (RFID) reader 140.
  • the device 100 may further include one or more processors (not shown).
  • the one or more processors may be communicably coupled to the memory 138.
  • each of the first circuit 104 and the second circuit 106 may include the one or more processors.
  • the memory 138 is communicably coupled to the first circuit 104. In some embodiments, the memory 138 is communicably coupled to the RFID reader 140. In some embodiments, the device 100 may include more than one of the memory 138 configured to store the information 50, the timestamp 116, and the notification 118 separately.
  • FIG. 5 illustrates a block diagram of the memory 138 and the RFID reader 140.
  • the device 100 includes the RFID reader 140 configured to extract at least the identifier 52 associated with the user of the device 100 from a corresponding RFID tag 142.
  • the corresponding RFID tag 142 is communicably coupled to the RFID reader 140.
  • the RFID tag 142 may be carried or worn by the user.
  • the RFID tag 142 may be attached on an arm of the user or a body of the user such that the RFID tag 142 may be easily read by the RFID reader 140.
  • the RFID tag 142 may be disposed on a hand-held device carried by the user.
  • the RFID reader 140 may include an integrated circuit (not shown) and an antenna (not shown) for wireless identification of the user of the device 100.
  • the RFID tag 142 stores the identifier 52 associated with the user which is extracted by the RFID reader 140.
  • the memory 138 is configured to store the information 50. In some embodiments, the memory 138 is further configured to store the identifier 52. In other words, the memory 138 stores the information 50 and the identifier 52 used to generate the information signal 110. The memory 138 further stores the identifier 54 associated with a condition of equipment carried by the user.
  • These conditions may include, but are not limited to, residual pressure in a breathing gas supply (e.g., above 3 ⁇ 4 residual pressure, residual pressure between 3 ⁇ 4 and 1 ⁇ 2, residual pressure between 1 ⁇ 2 and 1 ⁇ 4, residual pressure between 1 ⁇ 4 and a predetermined minimum pressure [e.g., 98 psi (0.7 Mega Pascal)], etc.), a low battery condition (e.g., 75% power, 50% power, 25%, power, 10% power, etc.), a loss of a wireless/wired link, a pre-alert condition, an alarm condition, a “motionless” condition, and/or a shutdown of the device 100 or the equipment carried by the user.
  • the notification 118 may indicate the above- described conditions in addition to the information 50 associated with the user.
  • the memory 138 is configured to store the real-time location data 53 associated with the user in a regular time interval (e.g., 2 seconds, 3 seconds, 4 seconds, 5 seconds, etc.) to easily locate the user in distress.
  • the memory 138 is configured to store the timestamp 116.
  • the timestamp 116 includes the date and the time of the generation of the composite alarm signal 112. The timestamp 116 may be stored in the memory 138 for future analysis and for maintaining a record of hazardous events. The timestamp 116 may further act as an evidence of the generation of the composite alarm signal 112
  • the memory 138 is communicably coupled to the second circuit 106. In some embodiments, the memory 138 is configured to store the notification 118. In some embodiments, the notification 118 includes the timestamp 120 and the information 50. In some embodiments, the timestamp 120 includes the date and the time of the generation of the notification 118. The timestamp 120 may be stored in the memory 138 for future analysis and for maintaining a record of hazardous events. The timestamp 120 may further act as an evidence of the generation of the notification 118.
  • FIG. 6A is a block diagram illustrating the device 100 communicably coupled to an external device 200 via a network 300, according to an embodiment of the present disclosure.
  • FIG. 6B is a detailed block diagram illustrating the device 100 communicably coupled to the external device 200 via the network 300.
  • the network 300 may include a short-range network such as a Bluetooth® network, Near Field Communication (NFC) network, mesh network, infrared, ultraband, and the like.
  • the network 300 may include a long-range network, such as a cellular network, a cloud-based network, a wireless local area network (WLAN), long range (LoRa) radio, long range IoT wireless networks, and the like.
  • the network 300 may allow the device 100 and the external device 200 to transmit computer program instructions, data structures, program modules or other data over a wired or wireless substance by propagating a modulated data signal, such as a carrier wave or other transport mechanism, over the wired or wireless substance.
  • the term “modulated data signal”, as used herein, refers to a signal that has one or more of its characteristics set or changed in such a manner as to encode information in the signal, thereby changing the configuration or state of the receiving device of the signal.
  • the network 300 may include a computer network, a cloud-based network, a wireless network, a wired network, and/or any other network that communicably couple the device 100 and the external device 200.
  • the network 300 may be a cellular network.
  • the cellular network may be one or more of global system for mobile communications (GSM), general packet radio service (GPRS), 3G, evoluti on-Data Optimized (EVDO), long- Term Evolution (LTE), 4G, 5G, mesh, or any other network.
  • GSM global system for mobile communications
  • GPRS general packet radio service
  • 3G evoluti on-Data Optimized
  • LTE long- Term Evolution
  • 4G 5G
  • mesh mesh
  • the network 300 may also include a communication device(s), such as a computer or any other device similar to the computer, through which a device communicates with other devices over a communication medium, such as the network 300.
  • the network 300 may further include a network interface or a radio transmitter.
  • the network interface may include software and/or hardware disposed between two of the devices, or between two protocol layers in the network 300.
  • the first circuit 104 and the second circuit 106 of the device 100 are communicably coupled to the external device 200 via the network 300.
  • the device 100 is configured to transmit the high frequency signal 114 to the external device 200 via the network 300.
  • the first circuit 104 of the device 100 is configured to transmit the high frequency signal 114 to the external device 200 via the network 300.
  • the device 100 is further configured to transmit the notification 118 to the external device 200 via the network 300.
  • the second circuit 106 is further configured to transmit the notification 118 to the external device 200 via the network 300.
  • the external device 200 may include at least one of a headset, a Heads-Up Display (HUD), a digital radio, a portable electronic device, or a remote server.
  • a headset a Heads-Up Display (HUD)
  • a digital radio a portable electronic device
  • a remote server a remote server
  • the external device 200 may be carried or worn by a rescuer or the other emergency services worker in the vicinity of the user of the device 100 in distress.
  • the high frequency signal 114 is the audible signal. In such cases, the external device 200 may convert the high frequency signal 114 into the audible alarm.
  • the external device 200 may include a bone conduction headset or any other types of headsets for converting the high frequency signal 114 into the audible alarm including the information 50 to identify the user based on the received high frequency signal 114.
  • the high frequency signal 114 is the inaudible signal. In such cases, the external device 200 may convert the high frequency signal 114 into the notification 118.
  • the notification 118 includes one or more of the visual message, the text message, the audio message, and the timestamp 120 (shown in FIG. 5).
  • the text message or a group of text messages may be received by the other emergency services workers in respective handheld devices, such as smartphone devices, personal digital assistant (PDA) devices, on-hand personal computers, pagers, and the like.
  • handheld devices such as smartphone devices, personal digital assistant (PDA) devices, on-hand personal computers, pagers, and the like.
  • PDA personal digital assistant
  • the notification 118 may be a visual message, such as an image, a name, a video, a pattern, or a symbol.
  • the notification 118 may be received by the worker carrying or accessing the HUD, the smartphones, the PDA devices, other display devices, or the like.
  • the visual message may include the identifier 52 associated with the user of the device 100, and/or the identifier 54 (shown in FIG. 5) associated with a condition of equipment carried by the user.
  • the external device 200 may be carried by each emergency services worker in the vicinity of the user.
  • the device 100 may transmit the high frequency signal 114 or the notification 118 including the information 50 to the external device 200 of each emergency services worker in the vicinity of the user in distress to summon help.
  • the notification 118 including the information 50 may also be transmitted to the external devices 200 not in the vicinity of the user in distress.
  • the notification 118 may be transmitted to a remote server.
  • a remote user of the remote server may then dispatch a rescue team in order to rescue the user in distress.
  • the timestamp 120 may also be stored in a memory of the external device 200.
  • the timestamp 120 stored in the memory of the external device 200 may further act as an evidence of the receipt of the notification 118.
  • FIG. 7 is a schematic view of a system 500 according to an embodiment of the present disclosure.
  • the system 500 includes a first device 600 and a second device 700.
  • the second device 700 is communicably coupled to the first device 600 via a network 800.
  • the network 800 is similar to the network 300 shown in FIG. 6.
  • the network 800 may include a short-range network. In some other embodiments, the network 800 may include a long-range network.
  • FIG. 8A is a block diagram of the first device 600 according to an embodiment of the present disclosure.
  • the first device 600 includes at least one of the PASS device, the SCBA device, the RIT bag, the thermal imaging camera, and the user locator.
  • the first device 600 is carried by the user.
  • the first device 600 includes an alarm circuit 602 and a first circuit 604.
  • the alarm circuit 602 and the first circuit 604 are substantially similar to the alarm circuit 102 and the first circuit 104, respectively, of the device 100, as shown in FIG. 2.
  • the alarm circuit 602 is configured to selectively generate an audible alarm signal 608.
  • the first circuit 604 is communicably coupled to the alarm circuit 602.
  • the first circuit 604 is configured to receive the audible alarm signal 608 from the alarm circuit 602 and include an information signal 610 in the audible alarm signal 608 to generate a composite alarm signal 612.
  • the composite alarm signal 612 may be an audible or an inaudible signal.
  • the information signal 610 includes an information 60 (shown in FIG. 10A).
  • the information 60 includes at least an identifier 62 (shown in FIG. 10 A) associated with the user of the first device 600.
  • the identifier 62 may include one or more of a name, an apparatus number, a seat number, a designation, and a badge number, or any other information that may help the other emergency services workers in the vicinity of the user to identify the user in distress.
  • the identifier 62 may be pre-defmed.
  • the identifier 62 may be pre-defmed by a manufacturer of the first device 600, a service unit of the first device 600, or a department of the user.
  • the identifier 62 may be user-defined.
  • the information signal 610 may include custom messages recorded by the user.
  • the information 60 further includes a location data 63 (shown in FIG. 10 A) of the user and an identifier 64 (shown in FIG. 10 A) associated with a condition of equipment carried by the user.
  • the location data 63 may help the other emergency services workers in the vicinity of the user in distress to locate the user in distress.
  • the location data 63 may further help a rescue worker deployed to rescue the user in distress to locate the user in distress in the hazardous environment.
  • the composite alarm signal 612 further includes a timestamp 616 (shown in FIG. 10 A) indicative of at least one of a date and a time of the generation of the composite alarm signal 612.
  • the timestamp 616 may be stored in a first memory 638 (shown in FIG.10A) of the first device 600.
  • the timestamp 616 may be transmitted to an external database.
  • the first circuit 604 is further configured to generate a high frequency signal 614 based on the composite alarm signal 612.
  • the high frequency signal 614 is an audible signal having a frequency in a range from about 2 kHz to about 4 kHz.
  • the high frequency signal 614 is an inaudible signal having a frequency above 20 kHz.
  • the first circuit 604 further includes a first alarm element 622.
  • the first alarm element 622 is configured to generate the high frequency signal 614 based on the composite alarm signal 612.
  • the first alarm element 622 is a piezoelectric element.
  • the audible alarm signal 608, the information signal 610, the composite alarm signal 612, and the high frequency signal 614 are substantially similar to the audible alarm signal 108, the information signal 110, the composite alarm signal 112, and the high frequency signal 114, respectively, of the device 100 shown in FIG. 1.
  • the first device 600 further includes a second alarm element 624 communicably coupled to the first circuit 604.
  • the second alarm element 624 is configured to generate an audible alarm AL2 including the information 60 upon receiving the composite alarm signal 612 from the first circuit 604.
  • the second alarm element 624 is at least one of a piezoelectric element and a speaker.
  • the second alarm element 624 may include any other sound producing devices/equipment.
  • the audible alarm AL2 including the information 60 may be heard by the other emergency services workers in the vicinity of the user and the information 60 in the audible alarm AL2 may help to identify the user in distress.
  • FIG. 8B is a block diagram of the second device 700 according to an embodiment of the present disclosure.
  • the second device 700 is at least one of a headset, a Heads Up Display (HUD), a digital radio, a portable electronic device, or a remote server.
  • the second device 700 is carried or worn by the other emergency services worker(s).
  • the second device 700 includes a second circuit 706.
  • the second circuit 706 is substantially similar to the second circuit 106 of the device 100 shown in FIG. 1.
  • the second circuit 706 is communicably coupled to the first circuit 604 via the network 800 (shown in FIG. 7).
  • the network 800 (shown in FIG. 7) may allow the first circuit 604 of the first device 600 to transmit the high frequency signal 614 to the second circuit 706 of the second device 700.
  • the first circuit 604 of the first device 600 is communicably coupled to the second circuit 706 of the second device 700 and transmits the high frequency signal 614 from the first circuit 604 to the second circuit 706 via the network 800.
  • the second circuit 706 is configured to receive the high frequency signal 614 and convert the high frequency signal 614 into a notification 718 including the information 60 (shown in FIG. 10A). In some embodiments, the second circuit 706 may receive the high frequency signal 614 from the second alarm element 624 of the first device 600.
  • the notification 718 includes one or more of a visual message, a text message, an audio message, and a timestamp 720 (shown in FIG. 10 A) indicative of at least one of a date and a time of a generation of the notification 718.
  • the timestamp 720 may be stored in a second memory 738 (shown in FIG.10 A) of the second device 700.
  • the second device 700 may be any device which may receive and store the notification 710 including the information 60.
  • FIG. 9 is a block diagram of the system 500 according to another embodiment of the present disclosure.
  • the first device 600 further includes a first power source 626 communicably coupled to the alarm circuit 602 and the first circuit 604.
  • the first power source 626 provides electrical power to the alarm circuit 602 and the first circuit 604.
  • the second device 700 includes a second power source 726 communicably coupled to the second circuit 706.
  • the second power source 726 provides electrical power to the second circuit 706.
  • each of the first power source 626 and the second power source 726 may include electrochemical cells, batteries, battery packs, portable power stations or portable power supplies.
  • the first power source 626 and the second power source 726 may include replaceable or rechargeable batteries.
  • the first device 600 includes the first memory 638 communicably coupled to the first circuit 604. In some embodiments, the first device 600 may further include one or more processors (not shown). In some embodiments, the one or more processors may be communicably coupled to the first memory 638. The first memory 638 is configured to store the information 60 (shown in FIG. 10 A). In some embodiments, the first device 600 further includes an RFID reader 640. The RFID reader 640 may be communicably coupled to the first memory 638.
  • the second device 700 further includes the second memory 738 communicably coupled to the second circuit 706.
  • the second memory 738 is configured to store the notification 718.
  • the second device 700 may further include one or more processors (not shown). In some embodiments, the one or more processors may be communicably coupled to the second memory 738.
  • the first device 600 further includes a motion sensor module 628 and a timer 630.
  • the motion sensor module 628 and the timer 630 may be similar to the motion sensor module 128 and the timer 130, respectively, of the device 100 shown in FIG. 4.
  • the first power source 626 may provide electrical power to the motion sensor module 628 and the timer 630.
  • the motion sensor module 628 is communicably coupled to the timer 630.
  • the timer 630 is configured to determine a time elapsed TC2 since the timer 630 has been last reset and reset the timer 630 upon receiving one or more signals 632 from the motion sensor module 628.
  • the one or more signals 632 generated by the motion sensor module 628 may include a reset signal (not shown) indicative of a motion of the first device 600, which may reset the timer 630.
  • the timer 630 is configured to generate one or more signals 636 in response to the timer 630 exceeding a time threshold TH2.
  • the timer 630 is configured to generate the one or more signals 636 in response to the time elapsed TC2 exceeding the time threshold TH2 (TC2 > TH2).
  • the alarm circuit 602 is configured to generate the audible alarm signal 608 in response to the timer 630 exceeding the time threshold TH2. Specifically, the alarm circuit 602 is configured to generate the audible alarm signal 608 in response to receiving the one or more signals 636 from the timer 630.
  • the time threshold TH2 may be at least 10 seconds, at least 20 seconds, at least 30 seconds, at least 40 seconds, at least 50 seconds, or at least 60 seconds. In some embodiments, the time threshold TH2 may be pre-defmed. In some embodiments, the time threshold TH2 may be user-defined. In some embodiments, the time threshold TH2 may be compliant with the requirements of NFPA and/or other international standards.
  • each of the first and second devices 600, 700 may further include additional circuits (not shown), such as one or more of radio circuits, sensor circuits, etc., used to collect and deliver data to the user (not shown) as an additional feature of each of the first and second devices 600, 700.
  • additional circuits such as one or more of radio circuits, sensor circuits, etc.
  • the additional circuits may include intrinsic safety barrier circuits. In some embodiments, the additional circuits may include one or more of a fuse, a diode, and an electrical resistor.
  • FIG. 10A is a detailed block diagram of the first memory 638 of the first device 600 shown in FIG. 9.
  • the first memory 638 is communicably coupled to the RFID reader 640.
  • the RFID reader 640 is communicably coupled to a corresponding RFID tag 642.
  • the RFID tag 642 may be carried or worn by the user.
  • the RFID reader 640 is configured to extract at least the identifier 62 associated with the user of the first device 600 from the corresponding RFID tag 642.
  • the RFID tag 642 may be carried or worn by the user.
  • the corresponding RFID tag 642 may be attached on an arm of the user or a body of the user such that the RFID tag 642 may be easily read by the RFID reader 640.
  • the RFID tag 642 may be disposed on a hand-held device carried by the user.
  • the RFID reader 640 may include an integrated circuit (not shown) and an antenna (not shown) for wireless identification of the user of the first device 600.
  • the RFID tag 642 stores the identifier 62 associated with the user which is extracted by the RFID reader 640.
  • the first memory 638 is configured to store the identifier 62.
  • the first memory 638 is configured to store the information 60.
  • the first memory 638 is configured to store the timestamp 616 indicative of at least one of the date and the time of the generation of the composite alarm signal 612 (shown in FIG. 9).
  • the first memory 638 may be configured to store the real time location data 63 associated with the user in a regular time interval (e.g., 2 seconds, 3 seconds, 4 seconds, 5 seconds, etc.) to easily locate the user in distress.
  • the first memory 638 may be configured to store custom messages, such as an audio message or a visual message, recorded by the user.
  • FIG. 10B is a block diagram of the second memory 738 of the second device 700 of FIG. 9.
  • the second memory 738 is configured to store the notification 718 including the information 60 associated with the user, and the timestamp 720 indicative of at least one of the date and the time of the generation of the notification 718.
  • the timestamp 720 may further act as an evidence of the generation of the notification 718.
  • the timestamp 720 stored in the second memory 738 of the second device 700 may further act as an evidence of the receipt of the notification 718.
  • FIG. 11 A is a schematic diagram of an information signal 900 according to an embodiment of the present disclosure.
  • the information signal 900 is corresponds to the information signals 110, 610 of FIGS. 2 and 8A, respectively.
  • the information signal 900 has a square waveform.
  • the information signal 900 may have a sinusoidal waveform or a triangular waveform.
  • the information signal 900 includes an amplitude 902 and a period 904.
  • the amplitude 902 of the information signal 900 is defined as a height of the information signal 900 and the period 904 of the information signal 900 is defined as one cycle of the information signal 900.
  • the information signal 900 includes at least two consecutive pulses 906 having an interval 908 therebetween.
  • FIG. 1 IB is a schematic diagram of an audible alarm signal 922 according to an embodiment of the present disclosure.
  • the audible alarm signal 922 corresponds to the audible alarm signals 108, 608 of FIGS. 2 and 8A, respectively.
  • the audible alarm signal 922 has a square waveform.
  • the audible alarm signal 922 may have a sinusoidal waveform or a triangular waveform.
  • the audible alarm signal 922 includes the amplitude 902 and a period 924.
  • the amplitude 902 of the audible alarm signal 922 is defined as a height of the audible alarm signal 922 and the period 924 of the audible alarm signal 922 is defined as one cycle of the audible alarm signal 922.
  • the audible alarm signal 922 includes at least two consecutive pulses 926 having an interval 928 therebetween.
  • the audible alarm signal 922 may include a series of the pulses 926.
  • the pulses 926 may correspond to standard alarm tones.
  • FIG. 11C is a schematic diagram of a composite alarm signal 942 according to an embodiment of the present disclosure.
  • the composite alarm signal 942 corresponds to the composite alarm signals 112, 612 of FIGS. 2 and 8A, respectively.
  • the composite alarm signal 942 includes the information signal 900 and the audible alarm signal 922.
  • the information signal 900 is at least partly included in the interval 928 of the audible alarm signal 922.
  • the information signal 900 is at least partly included in only one interval 928 of the audible alarm signal 922.
  • the information signal 900 may be at least partly included in more than one of the intervals 928 of the audible alarm signal 922.
  • the composite alarm signal 942 may include the audible alarm signal 922 interspersed with the information signal 900.
  • FIG. 1 ID is a schematic diagram of a high frequency signal 944 according to an embodiment of the present disclosure.
  • the high frequency signal 944 corresponds to the high frequency signals 114, 614 of FIGS. 2 and 8A, respectively.
  • the high frequency signal 944 is generated based on the composite alarm signal 942 (shown in FIG. 11C).
  • a frequency of the high frequency signal 944 is substantially greater than a frequency of the composite alarm signal 942.
  • An interval 929 in the high frequency signal 944 may be less than the interval 928 (shown in FIG. 11C) in the composite alarm signal 942.
  • the high frequency signal 944 may include the information signal 900 and the audible alarm signal 922 at a higher frequency. Further, the high frequency signal 944 may be a higher frequency version of the composite alarm signal 942.
  • the high frequency signal 944 may be an audible signal having a frequency in a range from about 2 kHz to about 4 kHz. However, in some other embodiments, the high frequency signal 944 may be an inaudible signal having a frequency above 20 kHz.
  • the present disclosure provides a method 1000.
  • the method 1000 may be implemented by the device 100.
  • FIG. 12 illustrates the method 1000 for generating the notification 118 including the information 50.
  • the method 1000 includes generating the audible alarm signal 108.
  • the method 1000 further includes generating the information signal 110 including the information 50.
  • the information 50 includes at least the identifier 52.
  • the method 1000 further includes generating the composite alarm signal 112 including the audible alarm signal 108 and the information signal 110.
  • the composite alarm signal 112 further includes the timestamp 116 indicative of at least one of the date and the time of the generation of the composite alarm signal 112.
  • the method 1000 further includes storing the timestamp 116 in the memory 138.
  • the method 1000 further includes generating the audible alarm AL1 including the information 50.
  • the method 1000 further includes generating the high frequency signal 114 based on the composite alarm signal 112.
  • the method 1000 further includes converting the high frequency signal 114 into the notification 118 including the information 50.
  • the method 1000 further includes storing the notification 118 including the information 50 in the memory 138.
  • the notification 118 includes one or more of a visual message, a text message, an audio message, and the timestamp 120 indicative of at least one of the date and the time of the generation of the notification 118.
  • the method 1000 further includes transmitting the high frequency signal 114 to the external device 200 via the network 300. In some other embodiments, the method 1000 further includes transmitting the notification 118 to the external device 200 via the network 300.
  • the method 1000 may also be implemented by the system 500 to the generate the notification 718 including the information 60.

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)

Abstract

Un dispositif comprend un circuit d'alarme, un premier circuit et un second circuit. Le circuit d'alarme est configuré pour générer sélectivement un signal d'alarme audible. Le premier circuit est couplé en communication au circuit d'alarme, et conçu pour recevoir le signal d'alarme audible émis par le circuit d'alarme et pour comprendre un signal d'informations dans le signal d'alarme audible afin de générer un signal d'alarme composite. Le signal d'informations comprend les informations. Les informations comprennent au moins un identifiant associé à un utilisateur du dispositif. Le premier circuit est en outre configuré pour générer un signal haute fréquence sur la base du signal d'alarme composite. Le second circuit est couplé en communication au premier circuit, et configuré pour recevoir le signal haute fréquence et pour convertir le signal haute fréquence en la notification comprenant les informations.
PCT/IB2022/050115 2021-01-11 2022-01-07 Dispositif, système et procédé permettant de fournir une notification WO2022149095A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060148423A1 (en) * 2005-01-05 2006-07-06 Richard Sharpe Systems for locating and identifying victims of manmade or natural disasters
KR20070015736A (ko) * 2005-08-01 2007-02-06 주식회사 메닉스 긴급 상황을 무선으로 통신하는 무선 경보 장치
US20070146127A1 (en) * 2004-03-09 2007-06-28 Stilp Louis A System, method and device for detecting a siren
US20120194334A1 (en) * 2011-01-27 2012-08-02 Honeywell International Inc. Systems and methods for robust man-down alarms
KR20160073755A (ko) * 2014-12-17 2016-06-27 (주)유인프라웨이 응급 상황 호출을 위한 개인 경보 안전 시스템 및 그 방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070146127A1 (en) * 2004-03-09 2007-06-28 Stilp Louis A System, method and device for detecting a siren
US20060148423A1 (en) * 2005-01-05 2006-07-06 Richard Sharpe Systems for locating and identifying victims of manmade or natural disasters
KR20070015736A (ko) * 2005-08-01 2007-02-06 주식회사 메닉스 긴급 상황을 무선으로 통신하는 무선 경보 장치
US20120194334A1 (en) * 2011-01-27 2012-08-02 Honeywell International Inc. Systems and methods for robust man-down alarms
KR20160073755A (ko) * 2014-12-17 2016-06-27 (주)유인프라웨이 응급 상황 호출을 위한 개인 경보 안전 시스템 및 그 방법

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