The present disclosure relates to managing data transmission from a plurality of telemetry devices onboard one or more trains. The plurality of telemetry devices comprises a first telemetry device and one or more second telemetry devices in a vicinity of the first telemetry device at an instant of time. The first telemetry device is configured to detect presence of the one or more second telemetry devices, and to initiate a negotiation process for identifying a designated telemetry device from the one or more second telemetry devices. During the negotiation process, status data associated with the telemetry devices are aggregated. The aggregated status data is further processed to identify a designated telemetry device from among the telemetry devices. The designated telemetry device performs actions for managing data transmission from the telemetry devices based on the aggregated status data.
A system and method for managing operations of a train relative to a fouling mark is disclosed. The system comprises one or more sources, an End-of-Train device mounted at a rear-end of the train, and a Head-of-Train device mounted at a front-end of the train communicatively coupled to the End-of-train device and the one or more sources. The Head-of-Train device is configured to detect the fouling mark based on inputs from the one or more sources. The Head-of-Train device is further configured to dynamically determine whether the train clears the fouling mark, upon detecting the fouling mark. The Head-of-Train device is further configured to identify one or more actions to be performed using a predefined logic, before the train clears the fouling mark. The Head-of-Train device is further configured to execute one or more machine-readable instructions for performing the one or more actions identified.
A crossing gate mechanism includes an electric motor (410) with one or more sensor(s) (412), a crossing gate arm (132, 142, 420) operated via the electric motor (214, 410), and a controller (300) configured to control the electric motor (214, 410) to raise or lower the crossing gate arm (132, 142, 420) in response to a gate control signal. The controller (300) is further configured to sense a motion of the crossing gate arm (132, 142, 420) and detect an obstruction that prevents the crossing gate arm (132, 142, 420) to execute the motion. Further, an associated method and non-transitory computer readable medium are described.
A crossing gate mechanism (200) includes an electric brushless direct current (BLDC) motor (214) with one or more sensing device(s) (302), a crossing gate arm (132, 142) operated via the BLDC motor (214), and a controller (300) configured to control the BLDC motor (214), wherein the controller (300) is configured to control the BLDC motor (214) to raise or lower the crossing gate arm (132, 142) in response to a gate control signal, and wherein the controller (300) includes a Hall state encoder (306) configured to determine a direction of an arm motion based on signals from the one or more sensing device(s) (302).
A crossing gate mechanism (200) includes an electric brushless direct current (BLDC) motor (214) with a sensing device (302), a crossing gate arm (132, 142) operated via the BLDC motor (214), a motor brake coupled to the BLDC motor (214), wherein the motor brake is configured to hold the crossing gate arm (132, 142) in a position, and a controller (300) configured to control the BLDC motor (214), wherein the controller (300) is configured to control the BLDC motor (214) to raise or lower the crossing gate arm (132, 142) in response to a gate control signal, and wherein, when the motor brake fails to hold the crossing gate arm (132, 142) in the position, the controller (300) is configured to control the BLDC motor (214) to hold the crossing gate arm (132, 142) in the position instead of the motor brake.
A train control system includes a carborne controller (100) installed in a powering unit coupled to a train, the carborne controller (100) including a positioning system interface (110), a wireless receiver (120), and a control module (130) for performing a positive train control (PTC) mode, communication-based train control (CBTC) wayside equipment (200) comprising a zone controller (210), wherein the CBTC wayside equipment (200) and the carborne controller (100) are configured to communicate via a wireless communication link, and wherein the control module (130), through operation of at least one processor (140), is configured to localize the powering unit utilizing the positioning system interface (110), receive physical signal aspects and virtual PTC signal aspects from the CBTC wayside equipment (200), and enforce an automatic positive train stop (PTS) at a restrictive physical signal (30) or virtual PTC signal located ahead of the train.
B61L 3/00 - Dispositifs le long de la voie commandant des dispositifs sur le véhicule ou sur le train, p.ex. pour relâcher les freins, pour manœuvrer un signal avertisseur
B61L 15/00 - Indicateurs de signalisation sur le véhicule ou sur le train
B61L 27/20 - Commande côté voie de la sécurité du déplacement d'un véhicule ou d'un train , p.ex. calcul des courbes de freinage
7.
GRADE CROSSING CONTROL SYSTEM AND METHOD FOR DETERMINING TRACK CIRCUIT IMPEDANCE
A grade crossing control system includes a track transmitter (210) configured to couple to rails of a railroad track (120), and a track receiver (250) configured to couple to the rails of the railroad track (120), wherein the track transmitter (210) comprises a signal source (220) and an amplifier (230), and is configured to transmit a first signal to the rails, wherein the track receiver (250) is configured to measure a second signal in response to the first signal, and wherein the track transmitter (210) is configured to provide feedback measurement information of the first signal.
A grade crossing control system (400, 600) includes a track circuit with a grade crossing predictor (GCP) system (40), and at least one auxiliary shunting device (420, 430) connected to the rails (20a, 20b) of the railroad track (20), wherein a railroad vehicle travelling on the railroad track (20) causes a change of impedance when entering the track circuit, wherein the at least one auxiliary shunting device (420, 430) detects a presence of the railroad vehicle travelling on the railroad track (20) and generates an auxiliary change of the impedance of the track circuit, and wherein the GCP system (40) generates grade crossing activation signals in response to the change of the impedance or the auxiliary change of the impedance of the track circuit. The auxiliary shunting device is provided to improve reliability in case of poor shunting. In a first implementation the auxiliary shunting device is an additional shunt (428) between rails and within the approaching distance (AL), wherein the shunt is switched on by a separate vehicle detector (422). In a second implementation the termination shunt (SI) is switched off by a vehicle detector (422) before the approaching distance (AL).
A crossing gate mechanism (300) with a PCB reconfigurable for exit and entrance gate mode, the mechanism including a brake and a brake relay (312) coupled to an electric motor (320), the mechanisms being configured to operate a crossing gate arm of a crossing gate. The mechanism includes a configuration logic circuit (310) connected to the brake relay (312), and a internal power source (316), wherein the configuration logic circuit (310) is configured to operate the brake relay (312) in a entrance gate mode or exit gate mode, wherein the control of the brake relay is inverted in the exit gate mode with respect to the entrance gate mode, and wherein, in the exit mode, the internal power source (316) provides power for operating the brake relay (312).
A system (300) for detecting speed anomalies in a connected vehicle infrastructure environment includes a plurality of roadside units (200) installed at different locations within a road network, each roadside unit (200) including a wireless receiver (206) and configured to collect, via the wireless receiver (206), vehicle traffic data (210) from vehicles travelling in a road network; a vehicle traffic data evaluation module (350) with a processor (360) configured via executable instructions to receive collected vehicle traffic data (210) from the plurality of roadside units (200), the vehicle traffic data (210) comprising multiple data sets of multiple vehicles, extract first data (408) from the collected vehicle traffic data (210), combine and/or conform the first data (408) with second data (410), create vehicle profiles (414) based on combined and/or conformed first data (408) and second data (410) and road segment profiles (418) based on clustering and filtering of the vehicle profiles (414), compare a first vehicle profile (414) of the collected vehicle traffic data with a road segment profile (418), and detect and output an anomaly (422) of the first vehicle profile (414) when the first vehicle profile (414) is outside a predefined threshold.
A system (200) for determining alignment of a signal includes a light assembly (210) comprising a light source (212) operated by an electronic circuit, a first position sensor (216) configured to measure a geographical direction of the light assembly (210), a second position sensor (218) configured to measure a tilt angle of the light assembly (210), and a light communication device (250) configured to receive measurements of the first position sensor (216) and the second position sensor (218), and wherein the light communication device (250) is configured to evaluate the measurements and determine alignment of the light assembly (210) based on predefined tolerance thresholds for the geographical direction and tilt angle.
B61L 29/30 - Surveillance, p.ex. aménagements du contrôle
B61L 29/24 - Dispositifs pour avertir le trafic routier que la barrière est fermée ou va se fermer ou que le train approche, p.ex. par avertisseurs visibles ou sonores
B61L 27/00 - Systèmes centraux de commande du trafic ferroviaire; Commande côté voie; Systèmes de communication spécialement adaptés à cet effet
12.
TRAIN CONTROL SYSTEM AND TRAIN CONTROL METHOD INCLUDING VIRTUAL TRAIN STOP
A train control system (200) includes an onboard equipment (220, 224) with a wireless receiver (222) and connected to a railway vehicle (210), a wayside equipment (242, 244, 246, 248) with a wireless transmitter (252, 254, 256, 258) and assigned to an interlocking entry point, wherein the interlocking entry point includes a home signal (202, 204, 206, 208), wherein the wayside equipment (242, 244, 246, 248) is configured to wirelessly transmit status data of the home signal (202, 204, 206, 208) to the onboard equipment (220, 224) of the railway vehicle (210) when approaching the interlocking entry point via a wireless communication link (260), and wherein the onboard equipment (220, 224) is configured to receive the status data of the home signal (202, 204, 206, 208) via the wireless communication link (260) and to determine a distance between the railway vehicle (210) and the interlocking entry point.
B61L 3/00 - Dispositifs le long de la voie commandant des dispositifs sur le véhicule ou sur le train, p.ex. pour relâcher les freins, pour manœuvrer un signal avertisseur
B61L 3/12 - Dispositifs le long de la voie commandant des dispositifs sur le véhicule ou sur le train, p.ex. pour relâcher les freins, pour manœuvrer un signal avertisseur à des endroits choisis le long de la voie, p.ex. à commande intermittente à commande électrique utilisant des ondes radio
B61L 15/00 - Indicateurs de signalisation sur le véhicule ou sur le train
B61L 27/00 - Systèmes centraux de commande du trafic ferroviaire; Commande côté voie; Systèmes de communication spécialement adaptés à cet effet
13.
A HIGHWAY GRADE CROSSING MECHANISM AND METHOD OF AUTOMATICALLY DETERMINING A TORQUE OF A MAIN SHAFT OF A HIGHWAY GRADE CROSSING GATE
A highway grade crossing gate mechanism having a smart cam system capable of measuring a parameter of the gate mechanism in real time is provided. The gate mechanism includes a DC motor, a cam system, and a controller. The DC motor is coupled to a main shaft for driving a gate arm between a vertical position and a vertical position. The cam system includes manually adjustable cams coupled to the main shaft that move contacts to open or close at some preset angular rotation in order to set operational features of a crossing gate. An internal sensing device is disposed internal to the cam system measuring a parameter of the gate mechanism in real time. A controller controls the motor and receives and stores the parameter. The parameter may be transmitted to an external network giving accurate feedback of the state of the gate mechanism in real time.
B61L 29/08 - Manœuvre des barrières; Manœuvre combinée des barrières et des signaux
B61L 29/24 - Dispositifs pour avertir le trafic routier que la barrière est fermée ou va se fermer ou que le train approche, p.ex. par avertisseurs visibles ou sonores
A crossing gate mechanism (300) includes a linkage (320) operably coupled to a crossing gate arm (310), wherein the crossing gate arm (310) is movable between a vertical position (VP) and a horizontal position (HP) via the linkage (320), wherein the linkage (320) is in a first position when the crossing gate arm (310) is in the vertical position (VP) and in a second position when the crossing gate arm (310) is in the horizontal position (HP), and wherein the linkage (320) in the second position mechanically locks the crossing gate arm (310) in the horizontal position (HP).
A lifting apparatus (100) includes a connector assembly (110) with a first connecting member (120), a second connecting member (130) and a connecting link (140), the first and second connecting members (120, 130) configured to be pivot-mounted at first ends (122, 132) to a first stationary component (200), and a pneumatic supporting member (150) is coupled to the first and second connecting members (120, 130) via the connecting link (140). The connector assembly (110) and the pneumatic supporting member (150) are configured to perform a lifting motion, wherein, when performing the lifting motion, the first and second connecting members (120, 130) transition from a first position (P1) to a second position (P2) and the pneumatic supporting member (150) transitions from an extended position (EP) to a compressed position (CP).
E05D 15/46 - Suspensions pour battants portés par des bras mobiles dans des plans verticaux à deux couples de bras pivotants
E05F 1/10 - Appareils de fermeture ou d'ouverture pour battants, non prévus ailleurs dans la présente sous-classe actionnés par ressort pour battants pivotants
A signal light assembly is provided that comprises a multi-position Fresnel lens having a circumference, a first side and a second side. The signal light assembly further comprises a main housing configured to attach to the multi-position Fresnel lens. The multi-position Fresnel lens includes a first plurality of pads and a second plurality of pads on the first side of the multi-position Fresnel lens such that the first plurality of pads and the second plurality of pads are different and alternatively disposed. The first plurality of pads corresponds to a first range operation related to a first focal length. The second plurality of pads corresponds to a second range operation related to a second focal length. The multi-position Fresnel lens is disposed in a first position corresponding to the first range operation or in a second position corresponding to the second range operation based on the use of either the first plurality of pads or the second plurality of pads for assembly between the main housing and the multi-position Fresnel lens.
A relay assembly comprises a vital relay used in a vital circuit and configured to be rack-installed in an equipment room in a railroad case or a railroad housing for providing a modular solid-state current-limiting. The relay assembly further comprises a plurality of vital relay contacts to which a current flow is restricted by a single supply solid-state current limiter. The relay assembly further comprises a relay socket base assembly coupled to the vital relay. The relay socket base assembly includes a relay socket base including a plurality of vital relay contact prongs, a plug assembly including a plurality of printed circuit board (PCB) mounted contact terminals, and a plurality of contact terminals that provide a connection between the plurality of vital relay contact prongs and the plurality of printed circuit board (PCB) mounted contact terminals. The relay assembly further comprises an ancillary electrical control module.
An end of train device (100) suitable of use on a railway vehicle includes an enclosure (110), one or more accelerometers (180) positioned inside the enclosure (110) and providing accelerometer data of a railway vehicle (230) when travelling on a railway track (240), and a tracking device (185) positioned inside the enclosure (110) and providing location data, wherein the accelerometer data and location data are analyzed to determine a condition of the railway track (240). Further, a track monitoring system (200) and a method (300) for continuous monitoring of railway tracks (240) are provided.
B61L 15/00 - Indicateurs de signalisation sur le véhicule ou sur le train
B61L 23/04 - Dispositifs de commande, d'avertissement ou autres dispositifs de sécurité le long de la voie ou entre les véhicules ou les trains pour contrôler l'état mécanique de la voie
B61L 25/02 - Indication ou enregistrement de la position ou de l'identité de véhicules ou de trains
B61L 27/00 - Systèmes centraux de commande du trafic ferroviaire; Commande côté voie; Systèmes de communication spécialement adaptés à cet effet
19.
MODULAR LAMP SYSTEM FOR RAILROAD CROSSING WARNING DEVICE
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.
B61L 29/28 - Dispositifs pour avertir le trafic routier que la barrière est fermée ou va se fermer ou que le train approche, p.ex. par avertisseurs visibles ou sonores par moyens électriques
A surge suppression circuit for a track circuit is provided. The surge suppression circuit comprises a first surge protection device including a first pair of silicon avalanche diodes and a second surge protection device including a second pair of silicon avalanche diodes. The first surge protection device is connected on a first connection line between a first terminal of a railroad signaling electronic equipment to be protected from a surge and a first terminal of a first rail of two physical rails. The second surge protection device is connected on a second connection line between a second terminal of the railroad signaling electronic equipment and a second terminal of a second rail of the two physical rails. The first surge protection device and the second surge protection device are connected to an earth ground terminal.
To locate a shunt, the shunt includes an RF transmitter configured to wirelessly transmit an identifier of the shunt such as the configured shunt frequency. The shunt may include switches or memory locations that may be configured by an installer to correspond to the configured shunt frequency. Other embodiments employ switches or sensors influenced by jumpers installed in the shunt to configure the frequency of the shunt. A portable device receives a transmission including the identifier and displays it along with an indication of the received signal strength of the transmission, and maintenance personnel move the portable device along the track to locate the highest received signal strength, which indicates the location of the shunt. The shunt may also include a test circuit that may be configurable to generate a test frequency, determine a parameter indicative of shunt performance, and output a signal based on the parameter.
B61L 27/00 - Systèmes centraux de commande du trafic ferroviaire; Commande côté voie; Systèmes de communication spécialement adaptés à cet effet
B61L 29/28 - Dispositifs pour avertir le trafic routier que la barrière est fermée ou va se fermer ou que le train approche, p.ex. par avertisseurs visibles ou sonores par moyens électriques
22.
DEVICE CONFIGURATION USING QR AND OTHER MACHINE READABLE CODES
A system and method providing device configuration using quick response (QR) and/or other machine readable codes. The system and method reduce the time and costs associated with configuring devices/equipment based on site plans while also reducing the potential for errors during the configuration process.
G06Q 10/08 - Logistique, p.ex. entreposage, chargement ou distribution; Gestion d’inventaires ou de stocks
G06Q 10/06 - Ressources, gestion de tâches, des ressources humaines ou de projets; Planification d’entreprise ou d’organisation; Modélisation d’entreprise ou d’organisation
brevets
