Abstract: Systems, methods, and media for projecting light to indicate a device status are provided. In accordance with some implementations of the disclosed subject matter, systems for projecting light to indicate a device status are provided, the systems comprising: a hardware processor that: determines a light status; determines whether to turn a light source on; selects a light format corresponding to the light status; projects light of a light source according to the light format; and determines whether to turn the light source off.

Abstract: A self-declaring electronic license plate (e-plate) system for a vehicle is disclosed. This self-declaring e-plate system includes: an input device; a radio frequency identification (RFID) reader coupled to the input device; and an RFID-enabled license plate. In some embodiments, the input device is configured to receive vehicle occupancy information and triggers the RFID reader to write the received vehicle occupancy information to the RFID-enabled license plate in response to receiving the vehicle occupancy information. The RFID reader is configured to write at least a portion of the received vehicle occupancy information to the RFID-enabled license plate. The RFID-enabled license plate is configured to provide at least a portion of the received vehicle occupancy information to an electronic toll collection (ETC) reader. In some embodiments, the received vehicle occupancy information includes a current number of occupants self-declared by a user, such as a driver or a passenger inside the vehicle.

Abstract: A lighting relay panel may include lower-cost features or components related to improved safety and reliability. In some cases, the relay panel includes a power supply capable of protecting the panel from high-voltage and high-current transients. A microcontroller may determine a power interruption based on a zero-cross signal received from the power supply, and may also configure latching relays during the interruption. In some implementations, the relay panel includes a relay sense circuit that is capable of receiving actuation signals from multiple relays connected to different phases of a power signal, and the microcontroller may synchronize or repeat the actuations based on a signal from the relay sense circuit. The microcontroller may generate relay addresses based on the relay positions within the relay panel. In some cases, the relay panel may include isolation circuits that are capable of providing an isolated control signal having an improved voltage range.

Abstract: A vehicle surveillance system in which when a vehicle including a communication section that performs transmission-reception of radio communication is parked, information related to surveillance of the vehicle acquired at the vehicle is transmitted from the communication section through the radio communication, includes a control section that performs: acquiring information related to radio wave intensity received by the communication section; and, when the vehicle is intended to be parked, generating information related to a parking form that makes the radio wave intensity not lower than a predetermined intensity, based on the information related to the radio wave intensity received by the communication section.

Abstract: A management device includes an acquirer configured to acquire a plurality of requests for automated exit processing, a classifier configured to classify the requests into first requests of first users who are permitted to use a specific parking space and second requests of second users who are not permitted to use the specific parking space, and an instructor configured to cause vehicles associated with terminal devices which are transmission sources of the first requests to perform automated exit processing such that automated exit processing according to the first requests is continuously executed, or to cause vehicles associated with terminal devices which are transmission sources of the second requests to perform automated exit processing such that automated exit processing according to the second requests is continuously executed, on the basis of a result of the classification.

Abstract: A security alarm system comprises an RFID tag mounted on a window, a sensor including an RFID reader mounted on the window, and a control panel. A distance between the sensor and the RFID tag increases when the window is opened. The sensor signals the control panel to trigger an alarm when the distance, between the sensor and the RFID increases beyond a threshold distance and the sensor cannot read the RFID tag.

Abstract: A method of automatically programming a new load control device that replaces an old load control device takes advantage of a remote identification tag (e.g., an RFID tag) located in the vicinity of the old device. The remote identification tag stores an identifier that is representative of a location in which the old device is installed. The method includes the steps of: (1) storing a setting of an old device in a memory of a controller; (2) associating the setting with the identifier of the old device in the memory of the controller; (3) the new device retrieving the identifier from the remote identification tag after the new device is installed in the location of the old device; (4) the new device transmitting the identifier to the controller; and (5) the controller transmitting the setting of the old device to the new device in response to receiving the identifier.

Abstract: A lighting relay panel may include lower-cost features or components related to improved safety and reliability. In some cases, the relay panel includes a power supply capable of protecting the panel from high-voltage and high-current transients. A microcontroller may determine a power interruption based on a zero-cross signal received from the power supply, and may also configure latching relays during the interruption. In some implementations, the relay panel includes a relay sense circuit that is capable of receiving actuation signals from multiple relays connected to different phases of a power signal, and the microcontroller may synchronize or repeat the actuations based on a signal from the relay sense circuit. The microcontroller may generate relay addresses based on the relay positions within the relay panel. In some cases, the relay panel may include isolation circuits that are capable of providing an isolated control signal having an improved voltage range.

Abstract: Dust accumulation monitors are provided to autonomously monitor dust accumulations. The dust accumulation monitors include a casing having a translucent portion, a light sensor configured to output a sensing signal based on sensed light penetrating through the translucent portion, a controller coupled to the light sensor to receive the sensing signal and configured to output a dust alert signal based on the received sensing signal, and a communication interface coupled to the controller and configured to output an alert based on the dust alert signal output by the controller. A dust accumulation monitoring system includes a plurality of dust accumulation monitors, and a central monitor communicatively connected to each of the plurality of dust accumulation monitors and configured to receive dust sensing signals from each of the plurality of dust accumulation monitors. The dust accumulation monitors may communicate through wired or wireless links with the central monitor.

Abstract: The invention relates to a method for monitoring a working machine, in particular a crane, which is equipped with two or more individual elements for use when in operation, wherein a working machine monitoring means unambiguously identifies one or more elements equipping the machine and determines their times of operation, and the determined time of operation of at least one of the element is transmitted together with identification information to storage means for establishing an operation log of the element.

Abstract: A parking management system and a parking management method are disclosed. The parking management system includes a control device and a parking space boundary indicating device. The control device is configured to acquire size information of a vehicle to be parked and information of the vacant area where no vehicle is parked in a parking lot, determine parking area information of the vehicle to be parked according to the size information and the information of the vacant area, and send the parking area information to the parking space boundary indicating device; the parking space boundary indicating device is configured to form parking space boundary lines by shedding light on a parking area according to the parking area information.

Abstract: The present invention provides a tire pressure sensor, including a housing, a PCBA installed within the housing, a power supply device installed within the housing and electrically connected to the PCBA, and an antenna connected to the PCBA. The antenna is wrapped around the PCBA, and at least one turn of the antenna is wrapped around the PCBA. An effective space of the antenna may be particularly enlarged by wrapping the antenna around the PCBA, thereby improving efficiency of the antenna, increasing a signal transmitting distance of the antenna, and enhancing signal transmission stability and anti-interference capability of the antenna, so that an automobile receiver can stably receive, in real time, information such as internal pressure and a temperature of the tire detected by the PCBA, better implementing real-time monitoring of the air pressure, the temperature, and the like within the tire.

Abstract: A vehicle dispatch instruction device includes: a memory; and a processor including hardware. The processor is configured to: receive, from a plurality of movable bodies, position information of the movable bodies; receive actual demand information from information communication devices; select, from the plurality of movable bodies, a plurality of candidate movable bodies that are able to be dispatched to a plurality of locations included in the actual demand information; calculate expected travel times of the candidate movable bodies from their current positions to the locations; calculate an expected wait time of each user; determine combinations that minimize the sum of the users' expected wait times out of combinations of the locations and the candidate movable bodies; send a dispatch command to each target movable body; and repeat the selection, the calculation, and the determination at predetermined time intervals.

Abstract: A method and security system for preventing misuse of sensitive information entered by an authorized person, including an input interface; a camera a memory configured to store information; a processing circuitry connected to the input interface, the camera and the memory configured to cause security system to activate a first input session wherein the input interface is adapted to receive input of sensitive information by a first person in an operational vicinity of the input interface; detect, by the camera unit, a second face of a second person at a second distance from the input interface; and store a first security association data comprising information regarding the first input session and information about the second person in the memory for preventing misuse of sensitive information.

Abstract: A driver condition estimation device includes an estimation unit configured to trigger an event that a webbing of a seat belt device is retracted, and to estimate a condition of a driver based on an amount of retraction of the webbing in the event.

Abstract: A doorbell prompting control method includes: judging whether a visitor enters a doorbell prompting area; determining a prompting mode of the doorbell when the visitor enters the doorbell prompting area, the prompting mode being preset by a user terminal bound with the doorbell; and controlling the doorbell to make a prompt according to the prompting mode of the doorbell.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a storage device, for a monitoring system that is configured to detect an event at a property. The monitoring system may include a processor and a storage device storing instructions that, when executed by the processor, cause the processor to perform operations. The operations include obtaining current activity data that (i) is generated by monitoring system components and (ii) represents two or more activities that have occurred at the property between a first time and a second time, accessing historical activity data that represents historical activities that have been learned by the monitoring system, determining, by the monitoring system and based on (i) the current activity data and (ii) the historical activity data, whether an event has been detected, and based on determining that an event has been detected, performing one or more operations based on the detected event.

Abstract: An intelligent tracking system generally includes one or more tracking devices, some of which may be passive tracking devices. Each passive tracking device includes one or more transceivers and is energized by an energizing signal. Some of these passive tracking devices may operate in a first communication mode or a second communication mode based on the energizing signal. Some tracking devices may include encryption modules or authentication modules. Some of these devices may incorporate a bulk acoustic wave oscillator.

Abstract: A plural component dispensing system includes a dispensing device, first and second fluid component sources, a system controller, and an operator interface device. The first fluid component source is connected to the dispensing device to deliver the first fluid component to the dispensing device. The second fluid component source is connected to the dispensing device to deliver the second fluid component to the dispensing device. The system controller is connected to regulate operation of the first fluid component source and the second fluid component source to produce a target ratio of the first fluid component and the second fluid component at the dispensing device. The operator interface device is remote from and operatively connected to the system controller. The operator interface device is configured to output system state information received from the system controller and to receive operator input to control an operational state of the system controller.

Abstract: A device receives location data that identifies geographic locations of a vehicle at corresponding times, and speed data that identifies respective speeds of the vehicle at the set of corresponding times. The device identifies, based on the location data, speed limit data that identifies respective speed limits at the geographic locations. The device determines, based on the respective speeds and the respective speed limits, a set of respective relative speed values associated with the vehicle. The device identifies respective relative speed values, of the set of respective relative speed values, that exceed a threshold. The device determines, based on the respective relative speed values, a univocal speed indicator that represents an overall degree to which the respective relative speed values exceed the threshold, during a time interval that includes the corresponding times. The device performs a set of actions based on the univocal speed indicator.