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9042812 Surface-wave communications and methods thereof  
Aspects of the subject disclosure may include, for example, a system including a frequency mixer that combines a signal and a carrier wave to form a combined signal, and a transmitter that...
9024464 Powerline communication control of light emitting diode (LED) lighting fixtures  
A powerline communication control system for controlling a lighting unit, such as an LED lighting unit, including a master controller for receiving lighting unit control inputs from a lighting...
8952793 Bicycle electrical system  
A bicycle electrical system is provided with a first electric component, a second electric component, and a third electric component. The first electric component includes a first electric power...
8897697 Millimeter-wave surface-wave communications  
A millimeter-wave surface-wave communications system to provide network connectivity for a backhaul network and a distributed antenna system. Rather than building new structures, and installing...
8890679 Smart power device  
A power device may include channels coupled to conductors in lines, where each one of the channels is coupled to a different one of the lines than the other channels and where the channels deliver...
8759999 Powerline communication control of light emitting diode (LED) lighting fixtures  
A powerline communication control system for controlling a lighting unit, such as an LED lighting unit, including a master controller for receiving lighting unit control inputs from a lighting...
8723667 System, device and method for managing a power distribution network  
A method, computer program product, and system for managing a power distribution network is provided. In one embodiment, the computer program product comprises a VARs management module configured...
8669871 Implementation of on-off passive wireless surface acoustic wave sensor using coding and switching techniques  
Methods and systems for passive wireless surface acoustic wave devices for orthogonal frequency coded devices to implement ON-OFF sensors reusing orthogonal frequency code and distinguishing...
8519560 Power line communication device  
A power line communication device achieving suppression of electric power consumption is provided. Processing performed by a CPU of a PLC adapter includes the steps of sensing that a time to cut...
8421614 Reliable redundant data communication through alternating current power distribution system  
A mechanism is provided for providing reliable redundant data communications. The mechanism issues a request for data to a set of powered elements using a set of secondary communication channels...
8410630 Powerline communication control of light emitting diode (LED) lighting fixtures  
A powerline communication control system for controlling a lighting unit, such as an LED lighting unit, including a master controller for receiving lighting unit control inputs from a lighting...
8405500 System and method for power and data delivery on a machine  
A power and data delivery system for a machine. The system includes a power and data conductor located throughout at least a portion of the machine, a plurality of processing nodes, each connected...
8390441 Smart power device  
A power device may include channels coupled to conductors in lines, where each one of the channels is coupled to a different one of the lines than the other channels and where the channels deliver...
8378810 Communication device  
In a signal shaper circuit provided between a VICS antenna, which receives a VICS signal and outputs reception input data signal, and a navigation CPU for signal processing, a low pass filter of a...
8320393 Signalling method and apparatus  
An electrical signaling system is disclosed. A modulator is arranged to accept information and encode that information in an alternating signal containing repeated rising and falling edges, by way...
8287245 System and method for control of devices internal to a hermetic compressor  
A system is provided for transmitting control signals to the internal devices of a compressor. The compressor includes a housing, a hermetic power terminal and a motor for powering the compressor....
8279058 System, device and method for communicating over power lines  
A system, method and device for communicating over a power line are provided. In one embodiment, the system includes a first device configured to communicate via broadband communications having a...
8248230 Smart power device  
A power device may include channels coupled to conductors in lines, where each one of the channels is coupled to a different one of the lines than the other channels and where the channels deliver...
8204472 Multi-wideband communications over power lines  
Systems and methods for communicating over a power line are configured to substantially simultaneously communicate over a plurality of wideband frequency ranges. Signals may be communicated two or...
8188855 System, device and method for communicating over power lines  
A system, method and device for communicating over a power line are provided. In one embodiment, the device includes a controller, a first port in communication with the controller and configured...
8179250 Power management interface  
A power management interface is provided and includes a switch, a transmitting circuit, and a receiving circuit. The switch is coupled to an AC power line for controlling a power line signal to a...
8179056 System and method for remote control lighting  
Remote lighting control methods, devices and systems are disclosed. One embodiment of the present invention pertains to a light device. The light device includes a light source for emitting light...
8151823 Fluid power valve arrangement with at least one solenoid valve  
A fluid power valve arrangement with at least one solenoid valve whose solenoid is connected or able to be connected via only two control lines with an electrical control and/or communication...
8130084 Fault tolerant closed system control using power line communication  
A method, system, and computer program product are provided for communicating to a powered element in a rack system. A controller injects communication data onto power lines that provides power to...
8115605 Power line communications device in which physical communications protocol layer operation is dynamically selectable  
A power line communications PLC transmitter and receiver device includes a physical communications protocol layer that provides for dynamic selection of a communications signal transmission...
8077027 System and method for analyzing faulty event transmissions  
A system and method are disclosed for recording and evaluating faults in event transmissions between security system components. A panel in a monitored building may send event signals to a...
8018331 Multilevel inverter using cascade configuration and control method thereof  
A multilevel inverter using a cascade configuration with a device for equally controlling a power factor for each unit cell includes: a master controller, a plurality of power cells connected in...
7970374 Multi-wideband communications over power lines  
Systems and methods for communicating over a power line are configured to substantially simultaneously communicate over a plurality of wideband frequency ranges. Signals may be communicated two or...
7961090 Method and system for controlling LED with power line carrier  
A method and a system for controlling LED with power line carrier are disclosed. The system contains a host controller, an electric power conductor, and at least a luminous device, and the...
7952482 Surface acoustic wave coding for orthogonal frequency coded devices  
Methods and systems for coding SAW OFC devices to mitigate code collisions in a wireless multi-tag system. Each device producing plural stepped frequencies as an OFC signal with a chip offset...
7898406 Powered device with priority indicator  
A method for communicating settable priority data from a powered device being powered over communication cabling to power sourcing equipment, the method comprising: prior to connecting power to...
7899436 Multi-wideband communications over power lines  
Systems and methods for communicating over a power line are configured to substantially simultaneously communicate over a plurality of wideband frequency ranges. Signals may be communicated two or...
7890117 Automatic remote communication using network telephony  
The present invention is a method and apparatus to provide remote communication using network telephony. In a transmitter, an activation message is decoded to generate an activation command. The...
7877078 Power line communication networks and methods employing multiple widebands  
Systems and methods for communicating over a power line are configured to substantially simultaneously communicate over a plurality of wideband frequency ranges. Signals may be communicated two or...
7825822 System and method for extracting and conveying modulated AC signal information  
An economical system and method for extracting amplitude and frequency information from a modulated AC signal are provided. In one embodiment, the invention includes a circuitry implementing op...
7791468 Power line communication system having time server  
A system for bi-directional power distribution line communication. The system is configured for data communication with an endpoint transceiver located at a customer premise. The system comprises...
7764727 Selecting MCS in a MIMO system  
An accurate total error rate performance can be measured using a computed error vector magnitude (EVM) per stream. Using this EVM, the receiver or the transmitter can advantageously generate an...
7741960 Vehicle communication method and apparatus  
An apparatus and method for binary communication between a vehicle and a trailer transmits high voltage and low voltage signals detectable as high bits and low bits aggregated into messages. A...
7724831 Method and apparatus for detection of load impedance modulation in a transformer circuit  
A method and apparatus for detection of load impedance modulation as a result of communication of data from the secondary to the primary side of a transformer are presented. The load impedance on...
7675408 Power line communication system, device and method  
A signal is received from a first portion of a power line via a connection to the power line and at least a portion of the signal is converted to a non-electrically conducting signal. The...
7656285 Method and apparatus for communicating the existence of an emergency situation without uniquely identifying the source of the communication  
A system in which one or more alarm sources (10), can wirelessly communicate with a receiver (30), to activate an alarm and does not contain any identification that indicates the communication's...
7656289 Apparatus for monitoring an inside of a manhole  
An apparatus for monitoring an inside of a manhole in which the inside of the manhole is monitored using a simple communication and power supply unit is closed. The apparatus comprises power...
7648077 HVAC communication system  
A system for communicating across conventional HVAC wiring is provided. The system includes a communication device having a communication module capable of inducing low power, high frequency...
7626497 Power line communication vegetation management system and method  
A system for detecting the contact of vegetation or other objects with a power line conductor and that may provide an automated notification thereof is provided. In one embodiment, the system may...
7579944 Information provision system and terminal for same and program for same  
An information provision system of the present disclosure stores a current vehicle condition and a normal unattended condition of the vehicle as relevant information in a driver's unit, when a...
7529300 Shaped-offset quadrature amplitude modulation methods and apparatus  
Shaped Offset Quadrature Amplitude Modulation (QAM) can be implemented within a communication system. A train or sequence of orthogonal sinc pulses can be generated for each of the in-phase and...
7518487 Power line communication system  
Communication apparatus, comprising: a network of power lines; and first, second and third transceivers, coupled to the network, the first transceiver being adapted to transmit a first signal over...
7498934 Power supply and useful data exchange between a fire alarm control unit and a current sink  
A method, system and circuit arrangement exchange data and supply power to at least one current sink connected via at least one data line pair to a fire alarm control unit. A pulsed voltage is...
7382232 Power line communications device and method of use  
A device and method for providing power line communications via an underground residential distribution power system is provided. One embodiment of the present invention includes a power line...
7366773 Alternative communications paths for data sent over power line carrier  
Extensions to the concept of using a power line carrier to convey a data record from the secondary side of a first transformer to a receiver in a power distribution substation include receiving...

Matches 1 - 50 out of 170 1 2 3 4 >