Abstract: Programmable control devices that rely on time-of-day accuracy maintain that accuracy by determining their location via a global positioning system, recording and timestamping continually measured ambient light via a daylight sensor and real-time clock (RTC) of the programmable control device, determining a mid-darkness time point, comparing that mid-darkness time point with a reference mid-darkness time point for the same location for the same day of the year, and then adjusting the RTC of the programmable control device as necessary. Methods of maintaining time of day in a programmable control device are also provided, as are other aspects.

Abstract: A lighting system includes a plurality of lighting system elements. The lighting system elements include a luminaire and a reporting device. The luminaire includes a light source to emit illumination light. The reporting device includes a reporting device network communication interface system for network communication, a reporting device processor, a reporting device memory, and reporting device programming in the reporting device memory. Execution of the reporting device programming causes the respective reporting device to collect a respective performance metric of a respective luminaire and submits a respective claim including the respective performance metric to one or more storage devices. A respective storage device validates a plurality of claims, including the respective claim. The storage device stores the subset or all of the plurality of claims in a block in at least one storage device of the one or more storage devices. The block includes a lighting value token.

Abstract: A wall plate system for an electrical device, including but not limited to indoor wall switches, includes a wall plate and a shield. The wall plate defines an aperture, and the wall plate is configured to receive a portion of an electrical device in the aperture. The shield extends at least partially through the aperture, and the shield is configured to form a seal between the wall plate and the electrical device.

Abstract: A luminaire or lighting control device includes a network interface with a transceiver configured for communication via a lighting control network for lighting control and systems operations. The device can include a light source to emit illumination lighting, a driver circuit to control operation of the light source, and a power supply. The device includes a processor coupled to the network interface, and a memory accessible to the processor that stores a battery level threshold. The device includes programming in the memory. Execution of the programming by the processor configures the device to implement the following functions. First, the device receives a lighting control message. Second, the device determines a battery level of a power switch. Finally, in response to the battery level of the power switch being less than the battery level threshold, the device controls the luminaire or another luminaire to enter a low battery mode.

Abstract: An example method includes, in response to receiving a gateway heartbeat message from a lighting system non-connected gateway RF node, incrementing a gateway heartbeat counter. In response to receiving a repeater RF node heartbeat message from a network RF node of lighting system non-connected network RF nodes set to a repeater role, incrementing a repeater heartbeat counter. In response to a cycle time exceeding a cycle time timeout, the gateway heartbeat counter not exceeding a gateway heartbeat threshold, and the repeater heartbeat counter exceeding a repeater heartbeat threshold, selecting a selected network RF node of the RF nodes set to the repeater role. Transmitting, via an extended star wireless network, a registration message to the selected network RF node. In response to transmitting the registration message and having a network RF node role state set to an unconnected role, setting the network RF node role state to a connected role.

Abstract: An emergency luminaire includes an emergency luminaire light source to emit emergency illumination lighting. The emergency luminaire also includes an emergency luminaire power supply configured to be driven by an emergency power line. The emergency luminaire further includes emergency luminaire programming, wherein execution of the emergency luminaire programming configures the emergency luminaire to implement the following functions. The emergency luminaire tracks an active message gap time. In response to receiving a normal power active message from a respective member device of a plurality of member devices of a lighting control group before the tracked active message gap time exceeds an active message timeout, the emergency luminaire resets the active message gap time.

Abstract: A lighting control system includes a control group including a plurality of member devices which includes a power monitor and an emergency luminaire. The power monitor includes a power supply driven by a normal power source. The power monitor implements the following function. Transmit, via a wireless lighting control network, a normal power active message to the control group repeatedly at a predetermined time interval. The emergency luminaire includes an emergency light source to continuously emit illumination lighting during an emergency, and a power supply driven by an emergency power line. The emergency luminaire implements the following functions. Track an active message gap time. Reset the active message gap time after receiving the normal power active message. In response to the tracked active message gap time exceeding an active message timeout, enter an emergency mode active state by controlling the emergency light source to continuously emit the illumination lighting.

Abstract: An example method includes, in response to receiving a gateway heartbeat message from a lighting system non-connected gateway RF node, incrementing a gateway heartbeat counter. In response to receiving a repeater RF node heartbeat message from a network RF node of lighting system non-connected network RF nodes set to a repeater role, incrementing a repeater heartbeat counter. In response to a cycle time exceeding a cycle time timeout, the gateway heartbeat counter not exceeding a gateway heartbeat threshold, and the repeater heartbeat counter exceeding a repeater heartbeat threshold, selecting a selected network RF node of the RF nodes set to the repeater role. Transmitting, via an extended star wireless network, a registration message to the selected network RF node. In response to transmitting the registration message and having a network RF node role state set to an unconnected role, setting the network RF node role state to a connected role.

Abstract: A lighting control system includes a control group including a plurality of member devices which includes a power monitor and an emergency luminaire. The power monitor includes a power supply driven by a normal power source. The power monitor implements the following function. Transmit, via a wireless lighting control network, a normal power active message to the control group repeatedly at a predetermined time interval. The emergency luminaire includes an emergency light source to continuously emit illumination lighting during an emergency, and a power supply driven by an emergency power line. The emergency luminaire implements the following functions. Track an active message gap time. Reset the active message gap time after receiving the normal power active message. In response to the tracked active message gap time exceeding an active message timeout, enter an emergency mode active state by controlling the emergency light source to continuously emit the illumination lighting.

Abstract: A wall plate system for an electrical device, including but not limited to indoor wall switches, includes a wall plate and a shield. The wall plate defines an aperture, and the wall plate is configured to receive a portion of an electrical device in the aperture. The shield extends at least partially through the aperture, and the shield is configured to form a seal between the wall plate and the electrical device.

Abstract: Antimicrobial system that includes distributed disinfection programming that implements a safe lockout protocol. The safe lockout protocol includes in response to a control station producing an arming initiation signal that is ON based on a first input from an operator, tracking a visual inspection signal produced by an arming switch based on a second input. The safe lockout protocol further includes in response to determining that the tracked visual inspection signal is ON and the control station producing an arming completion signal that is ON based on a third input, receiving a disinfection commencement signal that is ON based on a fourth input from the control station. The safe lockout protocol further includes in response to receiving the disinfection commencement signal that is ON based on the fourth input from the control station, controlling power to a luminaire to emit a disinfection light via a primary relay pack regulator.

Abstract: Antimicrobial system including a luminaire configured to emit a disinfection light in an ultraviolet band for disinfecting a vicinity of a target pathogen. A switching device that includes a primary relay pack. The primary relay pack has a communication interface, a measurement circuit, a processor, and disinfection monitoring programming in a memory. Execution of the disinfection monitoring programming by the processor configures the primary relay pack to perform the following functions. Based on a second input from the operator, produce a visual inspection signal. Monitor, via the measurement circuit, a power parameter of the luminaire. Compare the monitored power parameter with an active disinfection threshold, a passive operation threshold, or a combination thereof. In response to the comparison, either determine that the disinfection light source is unexpectedly on, is degraded or disabled, or the luminaire is inoperable; or control power to the luminaire to emit the disinfection light.

Abstract: Antimicrobial system including a luminaire configured to emit a disinfection light in an ultraviolet band for disinfecting a vicinity of a target pathogen. A switching device that includes a primary relay pack. A control station, an integrated arming switch, a room sensor. The integrated arming switch has a communication interface, an integrated room sensor, a processor, and integrated arming switch programming in a memory. Execution of the integrated arming switch programming by processor configures the integrated arming switch to perform the following functions. Based on a second input from the operator, produce a visual inspection signal. In response to the integrated room sensor detecting occupancy of the vicinity of the physical space by the human, produce a room state signal. Send, via the communication interface, the visual inspection signal to enable the primary relay pack to control power to the luminaire to emit the disinfection light.

Abstract: Antimicrobial system including a luminaire configured to emit a disinfection light in an ultraviolet band for disinfecting a vicinity of a target pathogen. A switching device that includes a primary relay pack. A control station, an arming switch, a room sensor, and a security challenge device. The security challenge device has a communication interface, an operator interface to receive a security challenge input from an operator, a processor, and security challenge device programming in a memory. Execution of the security challenge device programming by processor configures the security challenge device to perform the following functions. Receive the security challenge input from the operator via the operator interface. In response to receiving the security challenge input, generate a security challenge response signal. Send, via the communication interface, the security challenge response signal to enable the primary relay pack to control power to the luminaire to emit the disinfection light.

Abstract: A radio frequency (RF) communication system comprising a plurality of RF nodes connected via a mesh wireless network. Each of the RF nodes comprises an RF node processor, an RF node wireless transceiver configured for data communication over the mesh wireless network that is coupled to the RF node processor, an RF node memory that is coupled to the RF node processor of the RF node, and a preloaded routing table in the RF node memory including all or a subset of routes in the mesh wireless network.

Abstract: A radio frequency (RF) communication system comprising a plurality of RF nodes connected via a mesh wireless network. Each of the RF nodes comprises an RF node processor, an RF node wireless transceiver configured for data communication over the mesh wireless network that is coupled to the RF node processor, an RF node memory that is coupled to the RF node processor of the RF node, and a preloaded routing table in the RF node memory including all or a subset of routes in the mesh wireless network.

Abstract: An example method for a radio frequency (RF) communication system, such as a lighting system, includes receiving, at a non-connected RF node via an extended star wireless network, a gateway heartbeat message that a gateway RF node transmits. The method further includes, in response to receiving the gateway heartbeat message from the gateway RF node, transmitting, via the extended star wireless network, a non-connected registration message to the gateway RF node. The method additionally includes in response to receiving a gateway acknowledgement message from the gateway RF node, configuring the non-connected RF node to act as a respective connected RF node.

Abstract: An example method for a radio frequency (RF) communication system, such as a lighting system, includes receiving, at a non-connected RF node via an extended star wireless network, a gateway heartbeat message that a gateway RF node transmits. The method further includes, in response to receiving the gateway heartbeat message from the gateway RF node, transmitting, via the extended star wireless network, a non-connected registration message to the gateway RF node. The method additionally includes in response to receiving a gateway acknowledgement message from the gateway RF node, configuring the non-connected RF node to act as a respective connected RF node.

Abstract: A method includes based on neighbor relationships among radio frequency (RF) nodes of a flooding wireless network, designating some but not all of the RF nodes as repeaters. The designating step selects (RF) nodes as repeaters such that each RF node of the flooding wireless network has at least two neighboring RF nodes designated as repeaters. The method further includes configuring designated RF nodes to act as repeaters to receive and resend network packet transmissions from other RF nodes through the flooding wireless network. The method further includes configuring all RF nodes not designated as repeaters not to resend network packet transmissions from other RF nodes through the flooding wireless network.