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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...
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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...
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8174379 |
Networked power and communication receptacle devices
A network of power and communication receptacle devices having a plurality of power and communication receptacle devices. Each power and communication receptacle device has at least one power...
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8174380 |
Electronic device dock with replicating status indicator
An adapter may couple an electronic device to a host such as a computer. When coupled in this way, the host may transfer media files to the device. The host may also supply power to the electronic...
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8174373 |
Method and apparatus for sensory stimulation
An apparatus for producing an electrosensory sensation to a body member (120). The apparatus comprises one or more conducting electrodes (106), each of which is provided with an insulator (108)....
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8169923 |
Power line communication method and apparatus
A power line communication (PLC) method includes determining whether a destination communication apparatus to receive a data packet can directly communicate without using a repeater, transmitting...
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8164436 |
Power over data cable system and method
A power over data cable system has a power controller. The power controller receives alarm signals from alarm systems such as fire alarms and security alarms. The power controller is connected to...
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8160499 |
Reducing exposure of radio devices to interference through adaptive selection of repetitive symbols
Methods and apparatus relating to reducing exposure of radio devices to interference through adaptive selection of repetitive symbols are described. In an embodiment, a symbol may be selected for...
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8160162 |
Method for transmitting a signal via a power line network, transmitter, receiver, power line communication modem and power line communication system
A method for transmitting signals over a power line network, wherein within the power line network at least one transmitter and at least one receiver communicate via at least two channels, each...
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8154400 |
System comprising a plurality of electrical switches, especially for a magnetic levitation railway line
A system includes a plurality of electrical switches. Every switch is associated with at least one monitoring device for detecting the respective switching condition of the switch. All of the...
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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...
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8149106 |
Apparatus and method for data communication over power lines
A method and apparatus for transferring communication data over power lines, the power lines comprising multiple phase transmission lines and a neutral line. The method includes inserting the...
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8149105 |
Systems and devices for broadband communication with an alarm panel
A communications system for an alarm panel including: an alarm panel adaptor in operable communication with the alarm panel generating analog alarm signals; a first powerline communications device...
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8138910 |
Uninterruptible power supply unit
To allow multiple power line communication (PLC) devices to communicate with one another via power lines without being affected by the power supply state of an uninterruptible power supply unit...
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8134458 |
Communication apparatus and method
A communication apparatus (1) for communicating over an electrical power cable (3). The communication apparatus (1) comprises a transmitter circuit (5) adapted to transmit a communication signal;...
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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...
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8132035 |
Ethernet interface
A network adaptor is disclosed that uses Power over Ethernet (PoE) protocols to derive power from an Ethernet port and provide the derived power to a field device. The network adapter communicates...
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8120504 |
Circuit for indicating operating status of computer hardware devices
A circuit for indicating operating status of a plurality of hardware devices of a computer includes a detecting module, a decoding module, and an indicating module. The indicating module includes a...
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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...
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8111148 |
Method and apparatus for bi-directional communication with a miniature circuit breaker
A wireless electrically isolated plug-n-play communications system for branch circuit breakers. The system providing means for automatically connecting the wireless electrically isolated...
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8106762 |
Electrical apparatus with an alarm system
An electrical apparatus with an alarm includes an electrical device and an alarm system, the electrical device and the alarm system being both connected to an external power supply. The alarm...
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8107516 |
Power line communications apparatus
Apparatus and system for communicating data via a power line. The apparatus comprises a transmitter comprising a modulator for generating a second digital signal based on input data; a digital...
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8106607 |
Network master for wireless fluorescent lamp lighting control networks
A system involves a plurality of RF-enabled occupancy detectors. Each occupancy detector communicates with and controls an associated plurality of RF-enabled fluorescent lamp starter units. A...
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8106765 |
Electrical power source connection with fault safeguards
Means for connecting a local electrical power source to the wiring of a building wiring. A branch circuit monitor module can be installed as part of a branch circuit that includes a circuit breaker...
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8102274 |
Communication apparatus, communication system, communication method, integrated circuit and circuit module
A communication apparatus which transmits data to another communication apparatus through a transmission channel, includes: a display which displays a plurality of communication rates; and a...
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8093745 |
Sensing current flowing through a power line
There is provided a method for measuring a parameter of a power frequency current being carried by a power line. The method that includes (a) transducing a power frequency current flowing through a...
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8089901 |
Communicating in a network that includes a medium having varying transmission characteristics
A method and corresponding system for operating in a network in which stations communicate over a shared medium are presented. The shared medium has at least one varying channel characteristic that...
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8085143 |
Universal wireless transceiver
A wireless transceiver includes a microprocessor for processing signals and communication circuitry coupled to the microprocessor. The communication circuitry includes input/output circuitry for...
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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 receiver...
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8077049 |
Method and apparatus for communicating power distribution event and location
A system, device, and method of providing information for a power distribution system is provided. In one embodiment, a method of using a device that receives power from the low voltage power of...
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8072310 |
System for detecting and measuring parameters of passive transponders
A detection and paramedic measuring system using a transponder composed of passive components and pulse inductive interrogation is disclosed. A methodology based on measuring the quality factor of...
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8072323 |
Power-line carrier communication apparatus
The invention provides a power-line carrier communication apparatus including a transmission unit with a signal point mapping device for mapping a plurality of bit streams produced from...
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8063767 |
Communications interface accessory for power system arrester
A communications interface accessory for an electric power system arrester is described. The communications interface accessory includes a housing and a communications interface positioned within...
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8063768 |
Modem apparatus
Provided is a modem apparatus of power line communication using a power line as a transmission path. The modem apparatus includes: an amplifier for amplifying communication signals and outputting a...
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8059006 |
System and method for communicating power system information through a radio frequency device
A system for communicating information between a detection device and a wireless device is provided. The system generally includes a detection device adapted to monitor a condition related to a...
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8054172 |
Apparatus with reconfiguration function and signal gathering function
The present invention relates to an apparatus with reconfiguration function and signal gathering function. The apparatus with reconfiguration function and signal gathering function according to the...
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8051309 |
Method and apparatus to combine power and control signals in a mobile computing device
A mobile computing device is described that includes multiple device components, a power supply and a power line connected to each device component. The power supply is operative to provide power...
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8040235 |
Relay apparatus and electric appliance
A relay apparatus includes a plurality of connecting terminals, such as a modem connecting terminal, a power line connecting terminal, an electric appliance connecting terminal and an antenna line...
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8035507 |
Method and apparatus for stimulating power line carrier injection with reactive oscillation
Stimulating power line carrier injection with reactive oscillation comprises exciting a tank circuit to oscillate at the carrier frequency by sinking pulses of current between one node of a...
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8026798 |
Techniques for presenting vehicle-related information
An apparatus for presenting a time-variant information element in a vehicle, which has a steering wheel (1602), comprises one or more remotely and individually controllable tactile pads (1620),...
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8027364 |
Electricity distribution network with stray voltage monitoring and method of transmission of information on said network
The electricity distribution network comprises a plurality of interconnection lines for the distribution of electricity among a plurality of interconnection boxes. At least some of said...
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8023661 |
Self-adjusting and self-modifying addressable speaker
A self-adjusting speaker integrated with an alarm system is provided. The self-adjusting speaker may be used to aurally monitor an area (such as monitoring the ambient noise in the vicinity of the...
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8022821 |
Smart power supply
A power supply, such as for powering and supplying communication data to devices connected with a low voltage line, is disclosed. For example, a converter device is coupled with an alternating...
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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...
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7999668 |
Series interlock system with integrated ability to identify breached locations
A system is provided for implementing a series interlock loop. An example of the interlock system includes a series interlock loop, a data table, and a control module. The series interlock loop has...
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7994908 |
Vehicle and information apparatus of vehicle
An information apparatus of a vehicle that allows the request for the required information to be reliably made is provided. When a vehicle and a charging device are connected to each other for...
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7986219 |
Power line communication system
A power line communication system includes: a first electronic instrument and a second electronic instrument, wherein information is received or transmitted between the first electronic instrument...
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7982596 |
Method and apparatus for a power line communications test system
A system for testing PLC equipment, network conditions, and protocol performance is provided. Noise measurements can be made at a single point, and protocol traffic, signal levels, and upper-layer...
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7974305 |
Inband management for power over ethernet midspans using an embedded switch
Power over Ethernet (PoE) communication systems provide power and data communications over the same communications link, where a power source device (PSE) provides DC power (for example, 48 volts...
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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...
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