A voltage doubling circuit including a silicon controlled rectifier (SCR) having a control circuit configured to charge a charging capacitor during a negative alternating current cycle, and including a storage capacitor that receives a voltage from the charging capacitor during a positive alternating current cycle, and by charging the storage capacitor from the charging capacitor when the SCR is off, the storage capacitor is prevented from exceeding its regulated voltage even if the SCR fails.
H02M 7/19 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type thyratron ou thyristor exigeant des moyens d'extinction utilisant uniquement des dispositifs à semi-conducteurs agencés pour la marche en série, p. ex. pour la multiplication de la tension
H02M 7/155 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type thyratron ou thyristor exigeant des moyens d'extinction utilisant uniquement des dispositifs à semi-conducteurs
H05B 41/16 - Circuits dans lesquels la lampe est alimentée par courant continu ou par courant alternatif à basse fréquence, p. ex. courant alternatif à 50 Hertz
A voltage doubling circuit including a silicon controlled rectifier (SCR) having a control circuit configured to charge a charging capacitor during a negative alternating current cycle, and including a storage capacitor that receives a voltage from the charging capacitor during a positive alternating current cycle, and by charging the storage capacitor from the charging capacitor when the SCR is off, the storage capacitor is prevented from exceeding its regulated voltage even if the SCR fails.
H05B 41/32 - Circuits dans lesquels la lampe est alimentée par impulsions, p. ex. lampe éclair pour fonctionnement d'éclair unique
H02M 7/04 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu sans possibilité de réversibilité par convertisseurs statiques
A voltage doubling circuit including a silicon controlled rectifier (SCR) having a control circuit configured to charge a charging capacitor during a negative alternating current cycle, and including a storage capacitor that receives a voltage from the charging capacitor during a positive alternating current cycle, and by charging the storage capacitor from the charging capacitor when the SCR is off, the storage capacitor is prevented from exceeding its regulated voltage even if the SCR fails.
H05B 41/32 - Circuits dans lesquels la lampe est alimentée par impulsions, p. ex. lampe éclair pour fonctionnement d'éclair unique
H02M 7/04 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu sans possibilité de réversibilité par convertisseurs statiques
An inter-vehicle optical network a plurality of lights, a plurality of optical sensors arranged around the perimeter of the vehicle configured to gather light data regarding a light intensity and gradient of incoming light, a controller communicatively coupled with the plurality of lights and the plurality of optical sensors. The controller configured to receive the light data from the plurality of optical sensors, detect in the light data a second flashing light pattern emitted by an adjacent vehicle with a rhythm, a color, and/or a light intensity, adjust the light level of each light of the plurality of lights based on the light data, adjust the first flashing light pattern in response to the second flashing light pattern, and adjust the first flashing light pattern to synchronize the first flashing light pattern with the second flashing light pattern.
A method of selecting a color in a multiple color LED lamp with only two external wires leading to the LED lamp. The LED lamp receives power and control signals through a power lead of the lamp. By detecting a power pulse sequence on the power lead in a first pattern, a microcontroller within the lamp controls the lamp to illuminate a first color. By detecting a power pulse sequence on the power lead in a second pattern, the microcontroller controls the lamp to illuminate a second color. The pattern detected indicates the desired color for the lamp to the microcontroller. Other patterns indicate other control instructions for the lamp.
09 - Appareils et instruments scientifiques et électriques
Produits et services
electronic warning, signaling or emergency equipment, namely, stroboscopic lighting systems comprising strobe lamps, strobe power supplies, electronic sirens, and computerized traffic signal controllers
7.
Methods of color selection in multiple color LED lamps
A method of selecting a color in a multiple color LED lamp with only two external wires leading to the LED lamp. The LED lamp receives power and control signals through a power lead of the lamp. By detecting a power pulse sequence on the power lead in a first pattern, a microcontroller within the lamp controls the lamp to illuminate a first color. By detecting a power pulse sequence on the power lead in a second pattern, the microcontroller controls the lamp to illuminate a second color. The pattern detected indicates the desired color for the lamp to the microcontroller. Other patterns indicate other control instructions for the lamp.
09 - Appareils et instruments scientifiques et électriques
11 - Appareils de contrôle de l'environnement
Produits et services
Automotive, industrial, construction, locomotive, aviation, navigation and marine safety-warning lights, namely, strobes, rotating lights and bar lights; Control cabinets specially adapted for traffic control equipment; Electric actuators; Electric warning lights; Electric or electronic sensors for detecting traffic signal preemption signals from emergency vehicles; Electronic regulating and control devices for the operation of light emitting diodes; Emergency warning lights; Fire alarm and emergency evacuation devices, namely, fire alarm control panels, smoke detectors, heat detectors, alarm pull stations, audible and visible notification appliances, strobes, sirens, bells, horns, and speakers; Flashing safety lights; Flashing and steady safety lights; Lighting controls; Portable LED safety lighting devices for personal use for safety purposes; Power supplies for lights, sirens and public address systems; Radio receivers and transmitters for monitoring and controlling light emitting diodes in a network of street lights and for processing emergency signals transmitted to individual street lights; Safety equipment, namely, beacon lights; Sirens for vehicles; Traffic control equipment, namely, actuated and pretimed traffic signal controllers Electric lighting fixtures, namely, power failure backup safety lighting; Flashing strobe light apparatus; Flood lights; High intensity search lights; LED light assemblies for street lights, signs, commercial lighting, automobiles, buildings, and other architectural uses; Lighting apparatus for vehicles; Lights for illuminating stairs, doors and other portions of buildings; Spot lights; Spot lights for use on vehicles
9.
System and method for traffic preemption emitter type detection and response
A traffic preemption system comprising a vehicle preemption unit configured to mount to a vehicle and transmit a signal comprising one or more identifying pulses, a detection unit configured to, receive the signal transmitted by the vehicle preemption unit, identify a characteristic of the vehicle preemption unit using the one or more identifying pulses, and calculate a timing delay based on the identified characteristic of the vehicle preemption unit, and an intersection preemption unit configured to receive the timing delay from the detection unit and change a traffic light in response to the timing delay.
A laser emitter for a traffic control preemption system, the laser emitter comprising a laser emitting diode or array configured to emit a laser beam, one or more optics coupled to the laser emitting diode and configured to shape the laser beam, and a control module configured to trigger emission of the laser beam at a predetermined frequency and for a predetermined duration in accordance with one or more requirements of the traffic control preemption system.
A traffic preemption system comprising an intersection control module, an intersection preemption unit comprising a signal detector configured to receive a signal transmitted by a vehicle preemption unit mounted to a vehicle and a remotely located electronic device comprising a controller configured to detect a variation in voltage. The system further comprises a cable coupling the intersection controller, the intersection preemption unit, and the remotely located electronic device, the cable comprising a power wire configured to carry a modulated voltage level and share power among the intersection preemption unit and the remotely located electronic device, a ground wire, and a communications wire configured to transmit a communications signal between the intersection preemption unit and the intersection controller.
A light emitting diode (LED) optical system. Implementations may include an LED coupled with a printed circuit board and an optic. The optic may include a first end and a second end opposing the first end. The optic may also include a first optical stage including the first end and a second optical stage including the second end. The first optical stage may include a total internal reflector and a second optical stage includes an upper reflector located at the second end. The optic may be coupled over the LED at the first end. The second optical stage may be configured to emulate a point light source for an outer lens coupled over the LED optical system using light emitted from the LED.
A networked streetlight system associated with a central control system having control over illumination settings for a plurality of luminaires within the networked system. Particular embodiments may be used specifically with emergency vehicles to guide the vehicles to emergency destinations through the combination of knowing the location of the vehicle and its destination, and having control over the networked luminaires, each having specific illumination settings controls. Examples of illumination settings include strobe, color and intensity.
A light emitting diode (LED) optical system. Implementations disclosed in this document may include two or more LEDs coupled with a circuit board and two or more optics. The two or more optics may each include a first end and a second end where the second end opposes the first end and a first optical stage including the first end. A second optical stage may be included that includes the second end. The first optical stage may include a total internal reflector and the second optical stage may include an upper reflector portion located at the second end. The two or more optics may be coupled over the two or more LEDs at their first ends and the two or more optics may be coupled to each other along a portion of their first optical stages and at their second optical stages.
A wireless head for a traffic preemption system. Implementations may include one or more optical receivers adapted to identify an optical signal transmitted by an optical transmitter included in a vehicle preemption unit mounted to a vehicle and one or more head radio transceivers adapted to identify a radio signal transmitted by a vehicle radio transceiver included in the vehicle preemption unit. A head radio frequency (RF) modem may also be included adapted to transmit one or more radio signals to an intersection RF modem. The head may be mounted to a traffic support fixture. The one or more optical receivers, one or more head radio transceivers, and the head RF modem may all be operably coupled together within the wireless head. The intersection preemption unit may be adapted to change a traffic light in favor of the vehicle to which the vehicle preemption unit is mounted.
A traffic preemption system and related methods. Implementations may include a vehicle preemption unit mounted to a vehicle including an optical transmitter adapted to identify to an intersection preemption unit coupled with an intersection system controller the presence of the vehicle. The vehicle preemption unit may include a vehicle radio transceiver and the optical transmitter and the vehicle radio transceiver may be coupled with a vehicle controller. The intersection preemption unit may include an optical receiver and an intersection radio transceiver. The optical receiver and the intersection radio transceiver may each be coupled with an intersection controller. The intersection preemption unit may be adapted to change a traffic light in favor of the vehicle to which the vehicle preemption unit is mounted in response to an optical signal, a radio signal, or a combination of optical and radio signals from the vehicle preemption unit.
A light emitting diode (LED) assembly. Implementations of an LED light assembly may include a base having a circuit including a one or more LEDs, a thermally conductive polymer support coupled to the circuit, and a non-thermally conductive polymer member coupled to the thermally conductive polymer support. A non-thermally conductive polymer lens cover may be coupled to the non-thermally conductive polymer member. The non-thermally conductive polymer lens cover may be configured to enclose the circuit of the base when coupled to the non-thermally conductive polymer member.
An integrated side-view mirror and LED spotlight wherein under electronic control the light output can be changed in type, angle, direction, intensity, pattern, focus, and other properties and can include other inputs and outputs such as traffic preemption and data interfaces, sensors, cameras, sirens, and speakers. The device includes a side-view mirror assembly that may be attached to a vehicle, a spotlight integrated therein, and a controller unit that transmits and receives electronic data to and from the spotlight. A heat-dissipation surface or mechanism may be further integrated with the LEDs. A method of operating the device includes providing a side-view mirror assembly, integrating a spotlight capable of emitting light within the side-view mirror assembly; and providing a controller unit that transmits and receives electronic data to and from the spotlight.
B60Q 1/14 - Agencement des dispositifs de signalisation optique ou d'éclairage, leur montage, leur support ou les circuits à cet effet les dispositifs étant principalement destinés à éclairer la route en avant du véhicule ou d'autres zones de la route ou des environs les dispositifs étant des phares comportant un dispositif d'atténuation de la lumière
B60Q 1/00 - Agencement des dispositifs de signalisation optique ou d'éclairage, leur montage, leur support ou les circuits à cet effet
A light emitting diode (LED) assembly. Implementations of an LED light assembly may include a base having a circuit including a one or more LEDs, a thermally conductive polymer support coupled to the circuit, and a non-thermally conductive polymer member coupled to the thermally conductive polymer support. A non-thermally conductive polymer lens cover may be coupled to the non-thermally conductive polymer member. The non-thermally conductive polymer lens cover may be configured to enclose the circuit of the base when coupled to the non-thermally conductive polymer member.
A traffic preemption system and related methods. Implementations may include a vehicle preemption unit mounted to a vehicle including an optical transmitter adapted to identify to an intersection preemption unit coupled with an intersection system controller the presence of the vehicle. The vehicle preemption unit may include a vehicle radio transceiver and the optical transmitter and the vehicle radio transceiver may be coupled with a vehicle controller. The intersection preemption unit may include an optical receiver and an intersection radio transceiver. The optical receiver and the intersection radio transceiver may each be coupled with an intersection controller. The intersection preemption unit may be adapted to change a traffic light in favor of the vehicle to which the vehicle preemption unit is mounted in response to an optical signal, a radio signal, or a combination of optical and radio signals from the vehicle preemption unit.
G08B 29/00 - Vérification ou contrôle des systèmes de signalisation ou d'alarmePrévention ou correction d'erreurs de fonctionnement, p. ex. empêchant le déclenchement non autorisé
21.
Light emitting diode optical system and related methods
A light emitting diode (LED) optical system. Implementations disclosed in this document may include two or more LEDs coupled with a circuit board and two or more optics. The two or more optics may each include a first end and a second end where the second end opposes the first end and a first optical stage including the first end. A second optical stage may be included that includes the second end. The first optical stage may include a total internal reflector and the second optical stage may include an upper reflector portion located at the second end. The two or more optics may be coupled over the two or more LEDs at their first ends and the two or more optics may be coupled to each other along a portion of their first optical stages and at their second optical stages.
09 - Appareils et instruments scientifiques et électriques
Produits et services
STROBE LIGHT APPARATUS FOR SAFETY PURPOSES, NAMELY, A SELF-CONTAINED STROBOSCOPIC LIGHTING SYSTEM COMPRISING A BASE, A POWER SUPPLY, A STROBE LAMP AND A LENS PACKAGED AS A UNIT
23.
System for authenticating remotely generated optical control signals
An authentication system authenticates remotely generated optical control signals. A remote optical emitter transmits an optical control signal from a remote location. A remote authentication device collocated with the remote optical emitter receives an authentication challenge signal and transmits a compatible authentication response signal. A control optical signal processor positioned at a first location receives the optical control signal from the remote optical emitter and generates a control output signal in response to detection of a valid optical control signal. An authentication device is coupled by a real time data communications link with the optical signal processor and with the remote optical emitter. The control authentication device receives the control output signal from the optical processor, transmits the authentication challenge signal to the remote authentication device in response to receipt of the control output signal and generates an authenticated control output signal in response to receipt of a valid authentication response signal from the remote authentication device.
09 - Appareils et instruments scientifiques et électriques
Produits et services
electronic warning, signaling or emergency equipment, namely, stroboscopic lighting systems comprising strobe lamps, strobe power supplies, electronic sirens, and computerized traffic signal controllers
09 - Appareils et instruments scientifiques et électriques
Produits et services
optical signalling equipment; namely, strobe flash lamp transmitters and compatible optical receiving systems comprising signal conversion circuitry for converting the optical signal generated by the strobe flash lamp into an electrical signal and electrical processing circuitry for detecting and reading out data encoded in the transmitted optical signal
09 - Appareils et instruments scientifiques et électriques
Produits et services
STROBOSCOPIC LIGHTING SYSTEMS, COMPRISING STROBE LAMPS, STROBE POWER SUPPLIES, ELECTRONIC SIRENS AND ELECTRONIC CONTROLS FOR STROBOSCOPIC LIGHTING SYSTEMS [ AND FOR VEHICLE TO LOADING DOCK LOCKING DEVICES ]
