The present invention relates to a stopper-type charging device and a driving method thereof, wherein the stopper-type charging device includes an emergency bell unit that is provided on a main body part of a stopper for a vehicle installed on a floor of a parking lot and operates to prevent crime in a surveillance blind spot in the parking lot, a light emitting unit that guides a vehicle parked in the parking lot to be parked in a parking section for charging, and operates as a flash to illuminate a periphery of the vehicle, and a sensor unit that detects a fire by detecting a flame of the vehicle being charged.

Provided is an information provision system capable of reducing secondary damage in the case of a disaster. The information provision system includes: a vehicle; and an information provision apparatus communicatively connected to the vehicle and configured to provide information to the vehicle. The information provision apparatus includes an acquirer that acquires fire-related information indicating information about fire, a fire detector that detects an occurrence of fire based on the fire-related information, and a fire information generator that generates, in response to the detection of the occurrence of fire by the fire detector, fire avoidance information for avoiding the fire, and transmits the fire avoidance information to the vehicle. The vehicle includes an information receiver that receives the fire avoidance information, and a display controller that causes a display to display the fire avoidance information.

A system on a chip (SoC) for smoke detection includes power regulator circuits coupled to respective pins and analog sensor amplifier circuits that are each coupled to a respective pin of the pins coupled to the power regulator circuits. A first analog sensor amplifier circuit of the analog sensor amplifier circuits has a photoelectric amplifier circuit, a first LED driver and a second LED driver. The SoC also has a digital core that includes a digital logic circuit, register bits, and an MCU communication circuit. The MCU communication circuit is coupled to a data pin, the register bits are coupled to control or modify operation of the power regulator circuits and the analog sensor amplifier circuits, and the register bits are operable to be written to by an MCU.

A fire alarm system according to an embodiment of the inventive concept includes a plurality of sensing systems, each sensing whether a fire has occurred, and a plurality of relay systems each corresponding to any one of the plurality of sensing systems, performing Radio Frequency (RF) communication with the plurality of sensing systems, and performing RF communication with each other, wherein each of the plurality of sensing systems includes a plurality of sensing units having different address information, wherein when detecting a fire, each of the plurality of sensing units transmits alarm information to a corresponding relay system among the plurality of relay systems, wherein when receiving alarm information from another adjacent sensing unit, each of the plurality of sensing units transmits the alarm information to a corresponding relay system among the plurality of relay systems, wherein each of the plurality of relay systems includes a memory in which information of parties corresponding to the address information is stored, and a reception unit configured to receive the alarm information from the plurality of sensing units, wherein when receiving the alarm information, the reception unit transmits a warning message to devices corresponding to the parties, and transmits the alarm information to adjacent relay systems among the plurality of relay systems.

A fire alarm system according to an embodiment of the inventive concept includes a plurality of sensing systems, each sensing whether a fire has occurred, and a plurality of relay systems each corresponding to any one of the plurality of sensing systems, performing Radio Frequency (RF) communication with the plurality of sensing systems, and performing RF communication with each other, wherein each of the plurality of sensing systems includes a plurality of sensing units having different address information, wherein when detecting a fire, each of the plurality of sensing units transmits alarm information to a corresponding relay system among the plurality of relay systems, wherein when receiving alarm information from another adjacent sensing unit, each of the plurality of sensing units transmits the alarm information to a corresponding relay system among the plurality of relay systems, wherein each of the plurality of relay systems includes a memory in which information of parties corresponding to the address information is stored, and a reception unit configured to receive the alarm information from the plurality of sensing units, wherein when receiving the alarm information, the reception unit transmits a warning message to devices corresponding to the parties, and transmits the alarm information to adjacent relay systems among the plurality of relay systems.

An intelligent disaster prevention and escape method includes the steps of: sensing surrounding environment information of plural nodes of a region of a building to generate plural sensing signals of the nodes respectively; calculating a risk coefficient of each node according to the sensing signals; calculating a threat coefficient for plural paths according to the risk coefficients and the distances between the adjacent nodes, for executing an escape path planning algorithm to produce a safest path plan; and producing plural escape instructions for the nodes respectively according to the safest path plan. The invention has the effect of producing the safest path plan according to the risk coefficient and the distance between adjacent nodes, so as to provide safe and immediate escape instructions to guide people to escape and evacuate and reduce casualties.

Methods, devices, and systems for operating a fire system network are described herein. One method includes receiving a plurality of time-slotted maintenance messages over a period of time from each of a plurality of fire system devices located in a facility via a first spreading factor, receiving an event message from a fire system device of the plurality of fire system devices responsive to the fire system device determining a fire event, the event message sent via a second spreading factor, and sending a block actuate message to the plurality of fire system devices responsive to receiving the event message, wherein the block actuate message is configured to activate a fire alarm.

Methods, devices, and systems for operating a fire system network are described herein. One method includes receiving a plurality of time-slotted maintenance messages over a period of time from each of a plurality of fire system devices located in a facility via a first spreading factor, receiving an event message from a fire system device of the plurality of fire system devices responsive to the fire system device determining a fire event, the event message sent via a second spreading factor, and sending a block actuate message to the plurality of fire system devices responsive to receiving the event message, wherein the block actuate message is configured to activate a fire alarm.

A thermal event detection and notification system detects a thermal event, a control unit receives information from, the information being indicative of the detected thermal event. The control unit determines, based on the information received, a location of said thermal event.

A thermal event detection and notification system detects a thermal event, a control unit receives information from, the information being indicative of the detected thermal event. The control unit determines, based on the information received, a location of said thermal event.