Abstract: An emergency lighting system and a method for operating same. The emergency lighting system includes an area control device, a storage device, an external device and a plurality of emergency lighting devices operably connected to the area control device. In addition, each emergency lighting device includes a light, a controller having an electronic processor configured to perform a self-diagnostic test, and an input/output (I/O) device for transmitting data associated with the self-diagnostic test, and wherein each of the plurality of emergency lighting devices is configured to wirelessly communicate with one another. The area control device may wirelessly receive data associated with the self-diagnostic test from at least one of the plurality of emergency lighting devices, and may wirelessly transmit the data associated with the self-diagnostic test of any of the plurality of emergency lighting devices to at least one of the storage device and the external device.

Abstract: An emergency lighting system and a method for operating same. The emergency lighting system includes an area control device, a storage device, an external device and a plurality of emergency lighting devices operably connected to the area control device. In addition, each emergency lighting device includes a light, a controller having an electronic processor configured to perform a self-diagnostic test, and an input/output (I/O) device for transmitting data associated with the self-diagnostic test, and wherein each of the plurality of emergency lighting devices is configured to wirelessly communicate with one another. The area control device may wirelessly receive data associated with the self-diagnostic test from at least one of the plurality of emergency lighting devices, and may wirelessly transmit the data associated with the self-diagnostic test of any of the plurality of emergency lighting devices to at least one of the storage device and the external device.

Abstract: An emergency lighting system that includes a storage device, an emergency lighting device, an area control device and an external device. The emergency lighting device includes a light, a first controller having a first electronic processor configured to perform a self-diagnostic test, and a first input/output (I/O) device configured to transmit data associated with the self-diagnostic test. The area control device includes a second I/O device configured to receive data associated with the first self-diagnostic test form the first I/O device and transmit the data associated with the self-diagnostic test to the storage device.

Abstract: It is disclosed a purifier assembly and method for removing impurities from an electrolytic bath before using the same with an electrolytic cell for making a metal, such as aluminum or aluminium. The assembly comprises a purification tank, located upstream the cell, for containing the bath; and at least one row, preferably at least two rows, of alternating vertically oriented cathodes and anodes configured to be operatively connected to a power supply for providing an electric current to the anodes and cathodes. The rows of vertically oriented cathodes and anodes are configured in size to be inserted into the tank. The purifier assembly is configured to maintain an anode-to-cathode distance (ACD) between the cathodes and anodes. The purifier is particularly adapted for removing sulfur, phosphorus, iron, and/or gallium from cryolite for the eco-friendly production of aluminum with a cell using oxygen-evolving or inert anodes, which preferably requires a purer bath.

Abstract: An emergency lighting device includes a housing, a light emitter positioned in the housing, a control circuit positioned in the housing and operatively connected to the light emitter, an indicator light positioned in the housing, and a fault indicator circuit positioned in the housing and operatively connected to the indicator light. The fault indicator circuit is configured to monitor the light emitter, analyze activation of the light emitter, and activate the indicator light based on the analysis of the activation of the light emitter.

Abstract: An emergency lighting system including a mains power supply, an auxiliary power supply, a brown-out circuit, a plurality of lights including a first group of lights and a second group of lights, and a controller. The brown-out circuit is configured to extract input voltage information related to a voltage level of the mains power supply, and scale down an input voltage of the mains power supply to a DC voltage proportional to the voltage level. The controller is configured to control the plurality of lights. Wherein, power is provided from the mains power supply to the first group of lights and the second group of lights when the DC voltage is above a threshold, and power is provided from the auxiliary power supply to the first group of lights and not the second group of lights when the DC voltage is below the threshold.

Abstract: An emergency lighting system that includes a storage device, an emergency lighting device, an area control device and an external device. The emergency lighting device includes a light, a first controller having a first electronic processor configured to perform a self-diagnostic test, and a first input/output (I/O) device configured to transmit data associated with the self-diagnostic test. The area control device includes a second I/O device configured to receive data associated with the first self-diagnostic test form the first I/O device and transmit the data associated with the self-diagnostic test to the storage device.

Abstract: The present disclosure includes a method of using energy, particularly photonic energy, to promote the anti-inflammatory effect and the process of biological alteration to restore the normal function of the lungs of infected patients without the need of invasive means or use of chemical compositions. The disclosed apparatus and process disclosed herein treats respiratory and other viral infections as well as inflammation through the application of photonic energy into the human body. To accomplish this goal in an efficient and cost effective manner, a wearable unit is disclosed herein that contains a photonic energy source that can be coupled or worn on a human body in order to transmit photonic energy into a selected area of the body.

Abstract: An emergency lighting system that includes a storage device, an emergency lighting device, an area control device and an external device. The emergency lighting device includes a light, a first controller having a first electronic processor configured to perform a self-diagnostic test, and a first input/output (I/O) device configured to transmit data associated with the self-diagnostic test. The area control device includes a second I/O device configured to receive data associated with the first self-diagnostic test form the first I/O device and transmit the data associated with the self-diagnostic test to the storage device.

Abstract: An emergency lighting device includes a housing, a light emitter positioned in the housing, a control circuit positioned in the housing and operatively connected to the light emitter, an indicator light positioned in the housing, and a fault indicator circuit positioned in the housing and operatively connected to the indicator light. The fault indicator circuit is configured to monitor the light emitter, analyze activation of the light emitter, and activate the indicator light based on the analysis of the activation of the light emitter.

Abstract: An emergency lighting system that includes a storage device, an emergency lighting device, an area control device and an external device. The emergency lighting device includes a light, a first controller having a first electronic processor configured to perform a self-diagnostic test, and a first input/output (I/O) device configured to transmit data associated with the self-diagnostic test. The area control device includes a second I/O device configured to receive data associated with the first self-diagnostic test form the first I/O device and transmit the data associated with the self-diagnostic test to the storage device.

Abstract: An emergency lighting device includes a housing, a light emitter positioned in the housing, a control circuit positioned in the housing and operatively connected to the light emitter, an indicator light positioned in the housing, and a fault indicator circuit positioned in the housing and operatively connected to the indicator light. The fault indicator circuit is configured to monitor the light emitter, analyze activation of the light emitter, and activate the indicator light based on the analysis of the activation of the light emitter.

Abstract: An emergency lighting system including a mains power supply, an auxiliary power supply, a brown-out circuit, a plurality of lights including a first group of lights and a second group of lights, and a controller. The brown-out circuit is configured to extract input voltage information related to a voltage level of the mains power supply, and scale down an input voltage of the mains power supply to a DC voltage proportional to the voltage level. The controller is configured to control the plurality of lights. Wherein, power is provided from the mains power supply to the first group of lights and the second group of lights when the DC voltage is above a threshold, and power is provided from the auxiliary power supply to the first group of lights and not the second group of lights when the DC voltage is below the threshold.

Abstract: An emergency lighting system including a plurality of lights including a first group of lights and a second group of lights, a switching circuit, and a controller. The switching circuit includes a relay. The relay has a first position, in which power from the driver is provided to the first group of lights and the second group of lights; and a second position, in which power from the auxiliary power supply is provided to the second group of lights. The controller is configured to output a signal to the emergency control input when an input voltage is below a threshold. Wherein, the switching circuit places the relay in the second position upon receiving the signal at the emergency control input.

Abstract: An emergency lighting device includes a housing, a light emitter positioned in the housing, a control circuit positioned in the housing and operatively connected to the light emitter, an indicator light positioned in the housing, and a fault indicator circuit positioned in the housing and operatively connected to the indicator light. The fault indicator circuit is configured to monitor the light emitter, analyze activation of the light emitter, and activate the indicator light based on the analysis of the activation of the light emitter.

Abstract: An emergency lighting device includes a housing, a light emitter positioned in the housing, a control circuit positioned in the housing and operatively connected to the light emitter, an indicator light positioned in the housing, and a fault indicator circuit positioned in the housing and operatively connected to the indicator light. The fault indicator circuit is configured to monitor the light emitter, analyze activation of the light emitter, and activate the indicator light based on the analysis of the activation of the light emitter.

Abstract: A luminaire includes a rear housing section having an opening in communication with an exterior environment. A cover is connected to the rear housing section. An insert extends between the rear housing section and the cover. The insert includes a base and a fin member extending from the base. An air passageway is formed between the insert and the cover and is in fluid communication with the opening. A control component is connected to the base. A light emitter assembly is connected to the insert and controlled by the control component. The insert provides thermal communication between the control component and the light emitter and the fluid passageway.

Abstract: An emergency lighting system including an auxiliary power supply, a plurality of lights including a first group of lights and a second group of lights, a driver configured to provide power, a switching circuit, a relay, and a controller. The switching circuit includes a driver input configured to receive power from the driver, an auxiliary power input configured to receive power from the auxiliary power supply, an emergency control input. The has a first position, in which power from the driver is provided to the first group of lights and the second group of lights; and a second position, in which power from the auxiliary power supply is provided to the second group of lights. The controller is configured to output a signal to the emergency control input when an input voltage is below a threshold. Wherein, the switching circuit places the relay in the second position upon receiving the signal at the emergency control input.

Abstract: An emergency lighting system includes an input, a charging circuit, an auxiliary power supply, a plurality of lights, a driver, and a controller. The input is configured to receive a line voltage. The charging circuit is configured to receive the line voltage and output a charging voltage. The auxiliary power supply is configured to receive the charging voltage. The plurality of lights include a first group of lights and a second group of lights. The driver is configured to provide power to the plurality of lights. The controller is configured to monitor the line voltage, compare the line voltage to a threshold, control the driver to provide power to the first group of lights and the second group of lights when the input voltage is above the threshold, and provide power to the second group of lights when the input voltage is below the threshold.

Abstract: Disclosed are methods and systems for authenticating a key exchange between a first peer device and a second peer device. In an aspect, the first peer device sends federated login credentials of a user and a first identifier to a first federated login provider, receives a first authentication response from the first federated login provider, receives a second authentication response from the second peer device, authenticates the second authentication response with a second federated login provider, sends the first authentication response to the second peer device, receives an acknowledgment from the second peer device indicating that the second peer device has authenticated the first authentication response with the federated login provider, sends an acknowledgment to the second peer device indicating that the first peer device has authenticated the second authentication response, and authenticates the key exchange based on the acknowledgment from the second peer device.