At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
Detection and correction of faulty photo controls in outdoor luminaires
Systems, methods and articles for providing centralized control of area lighting hours of illumination. An area illumination system includes a central control...
Multi-screen display apparatus and luminance control method
In the case where luminance of light to be irradiated onto a multi-screen is not homogenized over the entire multi-screen, each of an image display apparatus...
Lighting device and luminaire comprising an integrated antenna
The invention provides a lighting device (100) and a luminaire (200). The lighting device comprises a light emitter (110) thermally connected to a heat sink...
Light bulb and method and system for use in configuring same
An intelligent light bulb is provided as well as a method, devices and computer program product of configuring such an intelligent light bulb. The intelligent...
Power supply device for LED and light emitting device having the same
Disclosed is a power supply device including a wired controller receiving AC power to generate a driving voltage, and outputting a lighting driving signal, a...
Lighting system, lighting apparatus, and lighting control method
Provided is a lighting apparatus and a method for controlling the same using a mobile device. A lighting system may include a mobile terminal, a hub configured...
Dimming control method and apparatus and dimming system
Embodiments of the present invention disclose a dimming control method and apparatus and a dimming system. The method according to an embodiment of the...
Light-emitting element lighting device, light-emitting module,
illuminating apparatus, and light-emitting...
A light-emitting element lighting device includes: a step-down chopper circuit which outputs a current that flows to a light-emitting element; a current command...
Light source module and light source system
A primary optical unit and a photodetector unit are arranged on a side of a optical branching unit, on which primary terminals are arranged, and a ...
System and method for controlling LED segments to provide lighting effects
A single board light engine includes an AC to AC step driver that selectively powers multiple LED segments by controlling tap points between the LED segments as...
Buck regulator for LED lighting color mixing and/or current compensation
A light emitting diode (LED) lighting system includes a first string of first LEDs emitting light having a first color. A second string of second LEDs emits...
Two-level LED security light with motion sensor
A two-level LED security light with a motion sensor. At night, the LED is turned on for a low level illumination. When the motion sensor detects any intrusion,...
Multi-stage LED dimming module
A multi-stage LED dimming module includes a voltage source and an LED control module having a dual-link pull switch, a substrate, a control circuit and a...
Method and circuit for driving light-emitting diodes from three-phase
Multiple LEDs connected in series are driven by DC voltage that is provided by a diode rectifier, the diode rectifier being connected to a three-phase power...
Drive circuit for LED module
The present invention relates to a drive circuit of an light-emitting diode (LED) module, which includes: an LED array including a plurality of parallel groups...
LED control circuit with self-adaptive regulation
An LED control circuit comprises a driver, a counter, and a controller and is configured to control a plurality of light-emitting units, each of which comprises...
Backlight driving apparatus and liquid crystal display device using the
Disclosed is a backlight driving apparatus. The backlight driving apparatus includes a light source configured to include at least one LED, a DC-DC converter...
Voltage converting device
A voltage converting device includes an input circuit to rectify an AC input voltage, a voltage converter receiving the rectified input voltage, a specific...
Backlight driving circuit, electronic device and backlight driving method
A backlight driving circuit includes a LED driving chip (10) for outputting a PWM signal, a power port (20), a voltage conversion unit (30), a first, a second,...
Lighting system with an interface having a power supply unit and at least
one light source module
Various embodiments may relate to a power supply unit including an output for outputting a current, a communications line, a current-measuring device and a...
Adaptation circuit for coupling LED to ballast
Adaptation circuits (1) allow discharge lamps to be replaced by light circuits (45) with light emitting diodes, while keeping ballast circuits (8) designed for...
Method and circuit arrangement for operating light-emitting means with a
sudden load variation
An operating circuit for light-emitting means (18), in particular an LED string, contains an actively clocked power factor correction circuit (11), which...
LED lighting device using ballast for fluorescent lamp
Disclosed is an LED lighting device using a ballast for a fluorescent lamp, the LED lighting device including: an LED part which includes at least one LED...
Light emitting device for AC power operation
Disclosed is an improved light-emitting device for an AC power operation. A conventional light emitting device employs an AC light-emitting diode having arrays...
Method of producing a high-frequency heat treatment coil
A method is provided to produce a high-frequency heat treatment coil including a heating section for heating a heat treatment portion of an outer joint member...
Variable width transverse flux electric induction coils
A variable width transverse flux electric inductor has a fixed powered coil section and associated box-like moveable passive coil sections that ...
Slotted shot sleeve for induction melting of material
Disclosed are embodiments of a vessel configured to contain a secondary magnetic induction field therein for melting materials, and methods of use thereof. The...
Induction heating device and image forming apparatus having the same
An induction heating device includes: a resonant circuit provided with a coil heating a workpiece inductively and a capacitor, the coil and the capacitor being...
Heater and image heating apparatus including the same
To provide a heater that can reduce fixing failure in a paper passing area while suppressing a temperature rise in a sheet non-passing area, and a fixing...
Dual heating element of a cooking appliance
A cooking appliance including a plurality of separately controlled cooking areas, a first heating element positioned below one of the plurality of separately...
Communication apparatus and communication method
A communication apparatus includes: a first communicator that communicates with another communication apparatus through a first communication path; a second...
System and method for hardware sharing
A method of transceiving data includes providing a wireless transceiver chip that supports multiple wireless standards for transceiving data packets, wherein a...
Dual-modem mobile equipment and communication method using the same
A communication method uses a dual-modem Mobile Equipment (ME) that includes a cellular modem communicable with a cellular system and a Wireless Local Area...
Directed application control of user device radio
Techniques described herein provide coupling an application to a radio of a user device to, for example, optimize media streaming services. Implementations...
Communicating arbitrary attributes using a predefined characteristic
An electronic device that communicates input messages and output messages with another electronic device using a Bluetooth Low Energy communication protocol is...
Method and apparatus for preserving physical uplink control channel
A network configuration and process are disclosed in which a user equipment preserves its physical uplink control channel resources (PUCCH) in connected mode...
Method and devices for pairing within a group of wireless devices
System for wireless communication comprises a group of wireless devices (110,120,130,140) that include at least one wireless host device (100) securely...
Tunneled direct link setup optimization
Systems, methods, and other embodiments associated with wireless direct links are described. According to one embodiment, a method comprises establishing, by a...
Pairing a wireless devices within a vehicle
A system and a method for establishing short range wireless communication between two vehicle modules. The system determines the availability of a first vehicle...
Method and apparatus for device to device communication
This disclosure proposes a method to achieve D2D (device to device) communication in LTE system. Traditional communication in LTE systems is based on eNB. UEs...
Systems and methods for processing and transmitting sensor data
Systems and methods for processing, transmitting and displaying data received from an analyte sensor, such as a glucose sensor, are provided. In an embodiment,...
Wireless communication apparatus, non-transitory computer-readable medium,
wireless communication method,...
The accuracy of a connection is improved by avoiding unnecessary communication. A peripheral obtains an address from a central and saves the address. The...
Network based provisioning of UE credentials for non-operator wireless
Methods, systems, and devices are described for provisioning of devices, such as UEs, for service at a wireless network. One or more device parameters may be...
Quality of service using a vehicle head unit
A communication system and various methods using that communication system, including a method of providing short-range wireless communication (SRWC) in a...
System and method for processing trigger messages of a terminal
A method and system for processing trigger message of a terminal, wherein, the method includes: after receiving trigger message which is transmitted from a...
Method for controlling wireless network devices and control device with
wireless network function
The present invention discloses a method for controlling wireless network devices, which includes the following steps: a control device with a wireless network...
System and method for providing a push to talk over cellular service
Systems, methods, and apparatuses (including, but not limited to, User Equipment (UE) and servers) that provide Push to Talk (PTT) over Cellular (PoC) service...
Systems and methods for fast initial network link setup
Systems and methods for communicating in a wireless communication system are described. Various processes for reducing the initial link set up time are...
Methods and procedures for high speed UE access
A terminal random access procedure is improved by allowing a mobile terminal to correctly map signature indexes onto cyclic shifted Zadoff-Chu (ZC) sequences...
Method, device, computer program and information storage means for
optimising access to a wireless medium in a...
The invention comprises adjustment of back-off timers to provide consistency of timing in a group of collaborating nodes. The invention facilitates optimizing...