Patents Examined by Alexander H Taningco
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Patent number: 11746975Abstract: A lighting system and a method of operating a lighting module are described. The lighting module includes a heat sink a first LED element mounted on the heat sink emits light as a low beam pattern. A second LED element mounted on the heat sink emits light as a high beam pattern. A driver circuit electrically connected to the first and second LED elements to selectively supply electrical power for operation. The driver circuit is disposed to operate in a first and a second mode. In the first mode, to provide a low beam illumination, the first LED element is operated in a high power state while the second LED element is turned off. In the second mode, to provide a high beam illumination, the second LED element is operated in a high power state, while the first LED element is operated in a dimmed state.Type: GrantFiled: June 18, 2019Date of Patent: September 5, 2023Assignee: LUMILEDS LLCInventors: Jürgen Mertens, Harry Gijsbers, Astrid Marchewka, Benno Spinger
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Patent number: 11745642Abstract: A present invention provide a vehicle light system which prevents low-beam headlights from being forgotten to turn on while a vehicle is traveling and is able to turn off the low-beam headlights when it is not necessary, a rotation position of a light switch includes an AUTO position, a SMALL position, and an OFF position, the light switch includes a momentary mechanism which returns a position to the AUTO position when the position is changed to the OFF position or the SMALL position, lights include the low-beam headlights and position lights, the AUTO position allows the low-beam headlights and the position lights to turn on or off depending on a brightness outside the vehicle, and a light control unit turns off the low-beam headlights and turns on the position lights when the rotation position is set to the AUTO position, the brightness outside the vehicle is lower than a predetermined value, a speed is lower than a first predetermined speed, and the rotation position is then changed to the SMALL positionType: GrantFiled: March 11, 2021Date of Patent: September 5, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Manabu Shimada, Shigeto Iwamoto, Keisuke Maeda, Takashi Mai
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Patent number: 11737194Abstract: There is provided a light switch system having a housing and a controller secured to the housing. The controller is to control a light source to generate a light output based on a demanded output. The light source is to illuminate at least a portion of an operational volume. The light switch system also has an occupancy sensor communicatively coupled to the controller. The occupancy sensor is to generate an occupancy indicator to indicate whether the operational volume is occupied. Moreover, the light switch system has a functional module communicatively coupled to the controller. In addition, the controller is to divert power from the light source to the functional module by controlling the light source to a the light output to produce an altered light output based on the occupancy indicator.Type: GrantFiled: September 8, 2020Date of Patent: August 22, 2023Assignee: GENERAC POWER SYSTEMS, INC.Inventors: Stephen B. E. McFadyen, Houston Keil-Vine
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Patent number: 11725808Abstract: A carry-signal controlled LED light with low power consumption includes at least one LED and a drive unit. The drive unit is coupled to the at least one LED, and receives a carry light signal to control the at least one LED. The drive unit includes a light control unit. The light control unit drives the at least one LED according to a light command content of the carry light signal. When a voltage of the carry light signal is less than a low-level voltage, the light control unit enters an eco mode, and the light control unit detects and identifies signals within a time interval. After the time interval, the light control unit enters a sleep mode.Type: GrantFiled: June 11, 2021Date of Patent: August 15, 2023Assignee: SEMISILICON TECHNOLOGY CORP.Inventor: Wen-Chi Peng
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Patent number: 11719425Abstract: A light bulb has a first internal circuit that is configured to generate, from received external line power, a first illumination above a first brightness value. An internal charge storage element is configured to store electrical energy from the external line power. A second internal circuit has an ambient brightness sensor and a motion sensor. The second internal circuit is configured to generate, from the stored electrical energy, a second illumination below the first brightness value according to received signals from both the ambient brightness sensor and the motion sensor.Type: GrantFiled: December 23, 2019Date of Patent: August 8, 2023Inventor: James Odorczyk
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Patent number: 11691698Abstract: A watercraft safety lighting system includes one or more light sensors for measuring ambient light levels, which are operatively connected to an electronic controller, such as a programmable logic controller or any suitable programmable computing device. The navigation lights are operatively connected to the electronic controller, as well as docking lights, interior lights, and instrument panel lighting, such as the lighting for gauges, instrument panels, video screens, GPS monitors, and the like. When ambient light levels reach a predetermined level of low light (as darkness is setting in, for example), the electronic controller is programmed to switch on the navigation lights, and to adjust other lighting to appropriate levels for night-time operations. The system may also shut off docking lights at a predetermined speed after dark, and may include alarms to warn the boat captain of improper lighting settings in low-light conditions.Type: GrantFiled: November 12, 2021Date of Patent: July 4, 2023Inventors: Daniel Scott Trotter, Maron Isom
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Patent number: 11696380Abstract: The present invention provides a lighting fixture and lighting system for automatically adjusting a color temperature. The optimal color temperature is obtained by adjusting step by step using the light intensity, the infrared movement signal, the visibility, the human body temperature and the environment temperature. Specifically, the color temperature is compensated for and adjusted by the light sources of at least two light emitting units. In this way, the adjustment range of the color temperature is extended, making it possible to obtain the optimal color temperature.Type: GrantFiled: April 26, 2021Date of Patent: July 4, 2023Assignee: Test Rite International Co., Ltd.Inventor: Agnes Shih
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Patent number: 11696384Abstract: A multiple location load control system comprises a main device and remote devices, which do not require neutral connections, but allow for visual and audible feedback at the main device and the remote devices. The main device and the remote devices are adapted to be coupled together via an accessory wiring. The main device can be wired on the line side and the load side of the load control system. The main device is configured to enable a charging path to allow the remote devices to charge power supplies through the accessory wiring during a first time period of a half cycle of the AC power source. The main device and the remote devices are configured to communicate with each other via the accessory wiring during a second time period of the half cycle, for example, by actively pulling-up and actively pulling-down the accessory wiring to communicate using tri-state logic.Type: GrantFiled: November 22, 2021Date of Patent: July 4, 2023Assignee: Lutron Technology Company LLCInventors: Ehsan Dadashnialehi, Robert C. Newman, Jr., Daniel Curtis Raneri, Jaykrishna A. Shukla
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Patent number: 11690153Abstract: A lighting system including one or more light assemblies, each light assembly having a light-producing subassembly with one or more light sources for emitting light upon energization thereof, one or more sensors for sensing a preselected event, and a control subassembly, to control energization of the light source upon the sensor(s) sensing the preselected event. The light assembly also includes an internal communications subassembly, for effecting communications between the sensor and the control subassembly. The lighting system includes a command center, for providing commands to the control subassembly via the internal communications subassembly, and an external communications subassembly, for communicating the commands to the internal communications subassembly.Type: GrantFiled: August 25, 2021Date of Patent: June 27, 2023Assignee: BLUE MARBLE ENTERPRISES LTD.Inventor: John Johnston
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Patent number: 11644268Abstract: A muzzle flash simulator for use in an airsoft gun, comprising an internal passage, a detector, a controller, and multiple illuminating components. In response to a projectile passing through and away from the internal passage, the simulator will be triggered and flash multi-color lights on a projectile passage in front of the simulator. When each color light is illuminated on the moving projectile at a specific intensity at specified time periods, because of an afterimage phenomenon of the human eye, the surface of the moving projectile reflects the corresponding color and leaves a multi-layered light-trail accordingly.Type: GrantFiled: December 6, 2021Date of Patent: May 9, 2023Assignee: ACETK CORP LTD.Inventor: Yung-Hui Chang
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Patent number: 11622434Abstract: A lighting fixture includes an optoelectronic light source, for example, designed to illuminate a room, and a modulatable supply circuit that is connected to the optoelectronic light source, wherein a current through or a voltage applied to the light source may be modulated by the modulatable supply circuit. A data stream generator is connected to a modulation input of the supply circuit. A trigger element that is connected to the data stream generator and configured to deliver a first signal to the data stream generator in response to a comparison of a counter value with a threshold value and an event signal. The data stream generator may be configured to deliver a modulation signal to the modulation input in response to an event signal and to the first signal, and the modulation signal encodes position information relative to a reference point.Type: GrantFiled: January 15, 2021Date of Patent: April 4, 2023Assignee: OSRAM GMBHInventors: Bernhard Siessegger, Christoph Peitz, Markus Jung
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Patent number: 11591034Abstract: A driving device for driving an in-vehicle lighting device in which a plurality of light sources are arranged in one direction, comprising a detection unit configured to detect an environment of a vehicle, and a driving unit configured to drive the plurality of light sources in sequence in the one direction, wherein the driving unit drives the plurality of light sources so that driving timings of the plurality of light sources will change in accordance with a detection value obtained by the detection unit.Type: GrantFiled: August 10, 2021Date of Patent: February 28, 2023Assignee: HONDA MOTOR CO., LTD.Inventor: Yosuke Tsuchiya
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Patent number: 11596042Abstract: In an initialization method of human-factor lamps capable of intelligently adjusting ambient light, each light emitting device with a Bluetooth transmission function has its corresponding Bluetooth address, and a specialist carries a mobile device with the Bluetooth transmission function to move to the position of each of the light emitting devices. If a detection unit of the light emitting device detects the specialist, an active state will be shown, and the mobile device will select and display the active state and the light emitting device within the Bluetooth detection range, and then the light emitting device corresponding to the active state will show a luminous change, and the specialist can confirm the correct position of the light emitting device by the luminous change and use the pre-set relationship list to confirm the light emitting device and write the corresponding identity code into the light emitting device to complete an initialization.Type: GrantFiled: January 24, 2022Date of Patent: February 28, 2023Inventors: Chien Lee, Yung-Hong Wang
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Patent number: 11582853Abstract: The control system for a stage light fixture with photobiological safety includes a control unit connected to a motor assembly and a light source and configured to control the stage light fixture to operate, and a distance sensor connected to the control unit, and configured to acquire an instant distance from a living being to the stage light fixture. The control unit stores a light radiation hazard exposure radiance limit value and a light fixture irradiance value acquired in advance per unit of time and distance, and acquires a parameter of the living being entering an irradiation danger zone according to the instant distance, the light radiation hazard exposure radiance limit value, and the light fixture irradiance value. When a hazard condition reaches the parameter of the living being entering the irradiation danger zone, the control unit controls the stage light fixture to move to eliminate the hazard condition.Type: GrantFiled: May 28, 2021Date of Patent: February 14, 2023Inventor: Weikai Jiang
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Patent number: 11562643Abstract: A system including a lighting controller and a radio adapter. The lighting controller includes a smart port and is configured to control at least one lighting fixture. The radio adapter is communicatively coupled to the lighting controller via the smart port. The radio adapter is configured to establish a wireless communication link between the lighting controller and an external device, communicatively couple the external device to the lighting controller via the smart port, and provide a master clock timing signal to the lighting controller via the smart port.Type: GrantFiled: May 1, 2019Date of Patent: January 24, 2023Assignee: Hubbell Lighting, Inc.Inventors: Theodore E. Weber, Bruce Rhodes, Christopher Lane Bailey, Mark Rosenau, Brian Gaza
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Patent number: 11543112Abstract: A human-factor lamp and system capable of intelligently adjusting ambient light includes light emitting devices, each having a detection unit. When the detection unit detects a human within the lamps sensor field of view one of the light emitting device, such light emitting device is defined as a primary lamp and all others are defined as secondary lamps. The primary lamp is adjusted to a maximum luminous intensity and the secondary lamps are adjusted outwardly from the primary lamp and decremented to a minimum luminous intensity. When any secondary lamp is near more primary lamps away from different distances, the one with a larger luminous intensity is used as a basis for adjusting the brightness after the luminous intensity of the secondary lamp is decremented. In the environment having the human-factor lighting system, the overall ambient luminous performance can be changed according to the moving position of people.Type: GrantFiled: September 10, 2021Date of Patent: January 3, 2023Inventors: Yung-Hong Wang, Chien Lee, Brian A Cook
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Patent number: 11546980Abstract: An embodiment LED driver system comprises a power transistor configured to be selectively activated for generating a driving current for an array of LEDs, the power transistor having a first conduction terminal coupled to the array of LEDs and a second conduction terminal coupled to a reference resistor; an operational amplifier having a non-inverting input for receiving a reference voltage, an inverting input coupled to the second conduction terminal of the power transistor, and an output terminal coupled to a first conduction terminal of a transmission gate having a second conduction terminal coupled to a control terminal of the power transistor and a control terminal for receiving an enable signal; and a slew rate control unit configured to control the slew rate of the driving current.Type: GrantFiled: May 6, 2021Date of Patent: January 3, 2023Assignee: STMICROELECTRONICS S.R.L.Inventors: Maria Francesca Seminara, Salvatore Rosario Musumeci
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Patent number: 11539536Abstract: A physically unclonable function (PUF) includes a bit cell that includes a latch and a switch to selectively couple the latch to a supply voltage node. A first transmission gate couples a first bit line to a first internal node of the latch and a second transmission gate couples a second bit line to a second internal node of the latch. A digital to analog converter (DAC) circuit is selectively coupled to the first internal node through the first bit line and the first transmission gate and to the second internal node through the second bit line and the second transmission gate, to thereby precharge the latch before the first bit cell is read. The latch regenerates responsive to the switch being closed to connect the latch to the supply voltage node. The first and second bit lines are used to read the regenerated value of the latch.Type: GrantFiled: April 16, 2020Date of Patent: December 27, 2022Assignee: Silicon Laboratories Inc.Inventors: Jeffrey L. Sonntag, Hatem M. Osman, Gang Yuan
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Patent number: 11540382Abstract: A high gradient linear accelerating structure can propagate high frequency waves at a negative harmonic to accelerate low-energy ions. The linear accelerating structure can provide a gradient of 50 MV/m for particles at a ? of between 0.3 and 0.4. The high gradient structure can be a part of a linear accelerator configured to provide an energy range from an ion source to 450 MeV/u for 12C6+ and 250 MeV for protons. The linear accelerator can include one or more of the following sections: a radiofrequency quadrupole (RFQ) accelerator operating at the sub-harmonic of the S-band frequency, a high gradient structure for the energy range from ˜45 MeV/u to ˜450 MeV/u.Type: GrantFiled: October 30, 2019Date of Patent: December 27, 2022Assignee: RadiaBeam Technologies, LLCInventors: Sergey Kutsaev, Ronald Agustsson, Alexander Smirnov
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Patent number: 11528796Abstract: A two-way load control system comprises a power device, such as a load control device for controlling an electrical load receiving power from an AC power source, and a controller adapted to be coupled in series between the source and the power device. The load control system may be installed without requiring any additional wires to be run, and is easily configured without the need for a computer or an advanced commissioning procedure. The power device receives both power and communication over two wires. The controller generates a phase-control voltage and transmits a forward digital message to the power device by encoding digital information in timing edges of the phase-control voltage. The power device transmits a reverse digital message to the controller via the power wiring.Type: GrantFiled: December 28, 2020Date of Patent: December 13, 2022Assignee: Lutron Technology Company LLCInventors: Mark S. Taipale, Timothy P. Gredler, Akshay Bhat