A system for determining alignment of a signal includes a light assembly comprising a light source operated by an electronic circuit, a first position sensor configured to measure a geographical direction of the light assembly, a second position sensor configured to measure a tilt angle of the light assembly, and a light communication device configured to receive measurements of the first position sensor and the second position sensor, and wherein the light communication device is configured to evaluate the measurements and determine alignment of the light assembly based on predefined tolerance thresholds for the geographical direction and tilt angle.

A smart lamp system and method for monitoring a status of LEDs. The system can provide LED status monitoring using a logic controller communicating with at least one strip of LEDs. The system can utilize the logic controller to assign a unique identifier (ID) to the at least one strip of LEDs based on a physical position of a plurality of dual-inline package (DIP) switches incorporated within a smart lamp housing. The system can provide a hardware architecture to interface the logic controller with a power-line communication (PLC) transceiver. The system can establish a communication protocol between the PLC transceiver and a PLC receiver to efficiently communicate the statuses of the LEDs. The logic controller can generate a payload including a binary representation of the unique ID of the smart lamp and the statuses of the LEDs and transmit the payload to the PLC transceiver.

A monitoring system for a light emitting diode (LED) signal (100) includes optical detectors (120) for measuring a light output of LEDs (112, 114), a first processing unit (124) in communication with the plurality of optical detectors (120) and configured to receive and process measurement data of the light output from the plurality of optical detectors (120), and a first switching element (130) operably coupled to the first processing unit (124). The first processing unit (124) is further configured to transmit a control signal based on the measurement data of the light output of the plurality of LEDs (112, 114) to the first switching element (130) to disconnect a reference load (150) by switching from a first state to a second state when the light output is less than a predefined threshold value, wherein the second state of the first switching element (130) is stored in a storage medium (148).

The invention relates to a luminous device (5) and a method for managing said device (5), comprising LED lighting means (51), a dissipative electric load (52) adapted to increase an electric power dissipated by the device (5) when the LED lighting means (51) are emitting light, and current interrupting means (53) configured for dynamically interrupting the flow of current through said dissipative load (52) when the LED lighting means (51) are emitting light, so as to reduce the electric power dissipated by said device (5).

A modular lamp system (200) for a railroad crossing warning device includes a crossing lamp (210) and a crossing lamp base (220) controllable by a wayside control device (40), and a module (230) comprising an electronic circuit (250), wherein the crossing lamp base (220) is configured to provide power to the crossing lamp (210) and the module (230), and wherein, when the crossing lamp (210), the crossing lamp base (220) and the module (230) are assembled and in operation, the crossing lamp (210) performs a first action and the module (230) performs a second action, which is different from the first action.

A rail signal arrangement for a rail signaling system comprises a rail signal having a rail signal lamp including a plurality of light emitter sub-arrays each comprising a light emitter, wherein the light emitter sub-arrays are electrically connected in parallel. A control circuit is provided and configured to operate the rail signal lamp in response to operating instructions from a remote operations management system, detect the proportion of light emitter sub-arrays that are in an operable condition with a monitoring system, and provide a condition status signal to the remote operations management system in accordance with whether the proportion of light emitter sub-arrays in an operable condition meets a minimum threshold level.

A modular lamp system (200) for a railroad crossing warning device includes a crossing lamp (210) and a crossing lamp base (220) controllable by a wayside control device (40), and a module (230) comprising an electronic circuit (250), wherein the crossing lamp base (220) is configured to provide power to the crossing lamp (210) and the module (230), and wherein, when the crossing lamp (210), the crossing lamp base (220) and the module (230) are assembled and in operation, the crossing lamp (210) performs a first action and the module (230) performs a second action, which is different from the first action.

This invention relates generally to a device which utilizes a solar powered Internet of Things (IoT) technology to remotely monitor the position of railroad switches and derails and send updates by cellular signal to a database via a cloud platform. This new and novel technology allows for cost effective remote monitoring of railroad switch points and derails in dark territory without the need for wayside power or radio communication equipment. The device is also capable of being integrated with dispatch CAD (computer automated dispatch), wayside signalization, positive train control devices, automatic alert generations, active warning devices, crossing gates, as well as power assisted railroad switches.

A lamp system (200) includes a lamp assembly (210, 215) with a light source (212) coupled to a base (214), an electronic circuit (216) for operating the light source (212), and a switching device (218) for setting a flash rate of the light source (212). A lamp communication device (250) configured to transmit control signals to the lamp assembly (210). A communication network (260) interfaces with the lamp assembly (210) and the lamp communication device (250). The electronic circuit (216) is configured to operate the light source (212) in response to a control signal (262) transmitted by the lamp communication device (250) via the communication network (260), and in accordance with a set flash rate so that the light source (212) switches between an on state and an off state by default.

A system for determining alignment of a signal includes a light assembly comprising a light source operated by an electronic circuit, a first position sensor configured to measure a geographical direction of the light assembly, a second position sensor configured to measure a tilt angle of the light assembly, and a light communication device configured to receive measurements of the first position sensor and the second position sensor, and wherein the light communication device is configured to evaluate the measurements and determine alignment of the light assembly based on predefined tolerance thresholds for the geographical direction and tilt angle.