|
Match
|
Document |
Document Title |
|
|
7616090 |
Electronic security system
An electronic security system. The system includes a plurality of electronic security devices. Each of these devices includes an input/output module that receives and decodes electronic signals and...
|
|
|
7609153 |
Control apparatus, security-supported device, power source control method for security-supported device and program
A control apparatus in a crime prevention system comprises a communication unit that notifies each managed apparatus that the application of power to that apparatus is to be managed; a registration...
|
|
|
7593824 |
System and method for automation of hardware signal characterization and signal integrity verification
A PCB comprising two or more components, such as ICs, comprises drivers and receivers that facilitate communication of signals between the components. Signal terminations, such as series and AC...
|
|
|
7583952 |
Access pointer for interconnecting power line communication network and wireless network and method therefor
An access pointer for interconnecting a power line communication (PLC) network of a home network and a wireless network and a method therefor are provided. When data is received from the PLC...
|
|
|
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...
|
|
|
7576643 |
Sensor for measuring physical variables and for passing on the measured variable, circuit having such a sensor and method for operating the sensor and the circuit
A sensor for measuring a variable, in particular a physical variable, includes at least one converter element converting the variable into an electrical signal. At least one electronic signal...
|
|
|
7561025 |
Broadband coupler technique for electrical connection to power lines
Disclosed is a power line broadband communication system having broadband coupler devices capable of direct electrical connection to an energized power line. The coupler includes a conductive...
|
|
|
7558294 |
Time synchronization in a network
A method and corresponding system for communicating between stations in a network is presented. The method includes providing repeated beacon transmissions from a coordinator station for...
|
|
|
7551074 |
Method and arrangement for monitoring a transmission medium
Field devices are commonly used in unprotected environments, which means that these field devices and the conductor pairs connecting the field devices to the input modules/output modules of an...
|
|
|
7548819 |
Signal measurement and processing method and apparatus
Apparatus for generating an output dependent upon the impedance or at least one component of the impedance of a device includes a load component having a known impedance or component thereof for...
|
|
|
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...
|
|
|
7528716 |
Methods, location circuits and computer program products for automated location and monitoring of mobile devices
Methods are provided for providing location information associated with a mobile device. A request for presence information is transmitted from a location circuit to an identification circuit...
|
|
|
7525423 |
Automated meter reading communication system and method
An automated meter reading power line communications system is provided, which may include, in one embodiment, measuring the utility usage of a first customer premises to provide first utility...
|
|
|
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...
|
|
|
7515058 |
Carbon monoxide detector and method of installation
A carbon monoxide detector and method for installing a carbon monoxide detector. The carbon monoxide detector is capable of being hardwired into an installed wall electrical outlet box without...
|
|
|
7510126 |
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...
|
|
|
7508303 |
Alarm system with speaker
In a fire alarm system, a message is sent on a pair of power lines to a notification appliance. The notification appliance responds to the message by activating one or more of its notification...
|
|
|
7504938 |
Security system and monitoring method using power line communication technology
A pressure sensor portion includes a plurality of pressure sensors arranged in a plurality of rows and a plurality of columns inside a pressure-sensor-equipped carpet. The pressure sensor portion...
|
|
|
7498935 |
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...
|
|
|
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 used...
|
|
|
7493216 |
Accessory-type GPS receiver
An accessory-type GPS (Global Positioning System) receiver comprises a mobile terminal side plug connector, and a cradle/hand-free side receptacle connector disposed substantially opposite thereto....
|
|
|
7468657 |
System and method for detecting noise source in a power line communications system
A method for detecting noise location information in a power line distribution system is disclosed. In one embodiment, the method includes the steps of receiving link quality data for a first power...
|
|
|
7466225 |
Power line communication system and method of operating the same
A system for operating a power line communications system is provided. One embodiment is comprised of a plurality of network elements, which may take the form of repeaters, bypass devices, backhaul...
|
|
|
7460934 |
Power line communication system
A power line communication system includes a master ECU for supplying electric power, a plurality of slave ECUS and a plurality of power-supply lines connecting the slave ECUS to the master ECU...
|
|
|
7457252 |
Current imbalance compensation for magnetics in a wired data telecommunications network
In a circuit delivering common mode inline power over a pair of conductors imbalance in the current carried by the first and second conductors of the pair of conductors is detected and compensated...
|
|
|
7453353 |
Inbound interference reduction in a broadband powerline system
Disclosed is a method and apparatus for reducing inbound interference in a broadband powerline communication system. Data modulated on first and second carrier frequencies is received via...
|
|
|
7450001 |
Power line communications system and method
A power line communications system (PLCS) that provides communications to one or more user devices by repeating data packets on the power distribution network is provided. The PLCS may employ any...
|
|
|
7443310 |
Remote sensor network system with redundancy
A multi-sensor network having a plurality of receivers and sensors connected to a common communication line is provided. A controller will activate one of the plurality of receivers, thereby...
|
|
|
7436321 |
Power line communication system with automated meter reading
A method of communicating utility usage data is provided. In one embodiment, the method comprises transmitting real-time utility usage data from a plurality of utility meters, receiving the...
|
|
|
7430932 |
Device for telemonitoring the state of aerial power lines(variants)
The invention refers to remote monitoring of power objects and is designed for collecting data on OHTL conductor status and passing such to data collection point (dispatch point for example). The...
|
|
|
7425895 |
Reader device for contactless reading of transponder data
Described is a reader device for contactless reading of transponder data via an electromagnetic field having a read antenna connected to a receiving circuit for demodulation and preparation of...
|
|
|
7423544 |
Method of selecting operation in a line-powered module
A line-powered module that is selectively operable in one of a plurality of modes of operation based upon the value of a selection signal. The line-powered module includes a control unit that...
|
|
|
7423519 |
Vehicular power line communication system
Plural communication areas are provided, and plural electronic control units for mutually making communication in each of the communication areas are provided. A vehicular power line communication...
|
|
|
7420459 |
Powerline networking device
A powerline network device includes both power suppression and networking functions, and passes through power and data signals. The networking functions can include one or more of hub, router,...
|
|
|
7417536 |
Living being presence detection system
A system for distinguishing between a first condition corresponding to a living subject being directly in contact with an object of interest, and a second condition corresponding to the absence of...
|
|
|
7417535 |
Apparatus and method for converting a low voltage AC wiring circuit to a high speed data communications link
An apparatus for converting a low voltage alternating current (AC) wiring circuit to a high speed data communications link, comprising a primary coupling circuit and a secondary coupling circuit....
|
|
|
7405652 |
Communication and AC power system
A system for bidirectional data and power transmission is shown and described. In an embodiment, a network power controller provides power to a node and communicates bidirectionally with the node....
|
|
|
7403100 |
Detection of trailer presence and type by means of current detection
Method and device for detecting the presence and type of trailer which may have been connected to a vehicle including arrangements for applying a first voltage to a first amount of power lines for...
|
|
|
7391317 |
Apparatus and method for transmitting digital data over various communication media
A system is described for transmitting video signals over various communication media using digital signal processing techniques. An embodiment of the system uses an orthogonal frequency division...
|
|
|
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...
|
|
|
7378952 |
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...
|
|
|
7369045 |
Monitoring system and device for an electric power line network
A device is provided for monitoring an electric overhead line, which device is constituted by an independently operating real time multisensor for mounting in a position on a span of the overhead...
|
|
|
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 the...
|
|
|
7356086 |
Power line coupler adapted for use with multiple service panels
Systems and methods for interfacing a power line communications (PLC)-enabled communication device in a building with a power network are disclosed. In various embodiments, a system can include a...
|
|
|
7352282 |
Communication system
A communication system includes a power line, a plurality of PLC networks connected to the power line in common, and an electronic control unit for controlling an electric equipment, connected to...
|
|
|
7352281 |
Automotive gauge system using a power line carrier
A data display system including a plurality of data sources; a data transmitter coupled to the data sources and to a transmission network comprising a power line; wherein the data transmitter...
|
|
|
7346332 |
Wired, wireless, infrared, and powerline audio entertainment systems
A method and system for communicating audio signals between an input device and an output device via a network. The output device can include loudspeakers and headphones. In some embodiments an...
|
|
|
7342507 |
Revenue meter with power quality features
Power quality detection, monitoring, reporting, recording and communication in a revenue accuracy electrical power meter is disclosed. Transient events are detected by monitoring the wave shape of...
|
|
|
7339484 |
Event-driven discovery method and apparatus
Provided is a method and apparatus for performing discovery between devices in a network. Using event-driven discovery, devices conserve energy resources and more rapidly join a given network. The...
|
|
|
7339466 |
Power line communication system with system member identification
An electric power line communication system operates with an electric power distribution system to provide, via premises power distribution lines, communication links among power line communication...
|