|
Match
|
Document |
Document Title |
|
|
6999505 |
Power line communication modem capable of simultaneously supplying power and exchanging data
A power line communication MODEM includes a rectification circuit for converting an AC power source to a DC power source, a MODEM circuit to which a DC voltage is supplied from the rectification...
|
|
|
6993317 |
Method and system for signal repeating in powerline communications
A method and system for enhancing communication signals in a power-line communications system, which uses high-voltage or medium-voltage power lines as a transmission medium. Because communication...
|
|
|
6993289 |
System including a wall switch device and a system including a power outlet device and methods for using the same
A system including a wall switch device, a system including a power outlet device, and methods for using are described. In one embodiment, the system includes at least one wall switch device and a...
|
|
|
6980089 |
Non-intrusive coupling to shielded power cable
The invention describes a method and a device for transporting a signal over a power line. The inventive method includes inducing an alternating current (AC) voltage from the power line, powering a...
|
|
|
6958677 |
Object location monitoring system
An object location monitoring system includes beacons that are spatially distributed throughout an area to be monitored. The beacons transmit interrogation signals that are received and echoed by...
|
|
|
6950010 |
Method, system and apparatuses for the transmission of data on electric network
Method and system for transmitting/receiving or communicating data and information on electric power line between two electronic controlled devices, namely, and electric user (HA), in particular a...
|
|
|
6940396 |
Concurrent phase communication in TWACS
A method for concurrently communicating over each phase of an electrical power distribution network (N). A first outbound signal (SO 1 ) is transmitted over one phase (AN-A) of a bus (S) by an...
|
|
|
6911900 |
System and method for electronically signalling along a fence line
A system for electronically signalling along a fence line, comprising one or more transmitter device(s) for connection to the fence line from which control signals or information may be sent along...
|
|
|
6906618 |
Method and system for bidirectional data and power transmission
A method and system for bidirectional data and power transmission are shown and described. An exemplary embodiment comprises a current receiver, including a microprocessor and a driver, and a...
|
|
|
6870465 |
Interface controller for magnetic field based power transmission line communication
The present invention relates to magnetic field based power transmission line communication interface controller for subscriber's terminal to receive voice, data and other kinds of electrical...
|
|
|
6867689 |
Power line communication modern not requiring extra plug socket
A power line communication MODEM includes a MODEM main body portion and a power supply portion for converting an A.C. power source to a D.C. power source and supplying the D.C. power source to the...
|
|
|
6838978 |
Appliance data collecting system
A controller ( 1 ) holds appliance data acquired from an appliance ( 3 ) regularly and without loss. A display terminal ( 2 ) is capable of moving to other rooms through a receptacle and holds the...
|
|
|
6834091 |
Time synchronization for data over a powerline modem network
Synchronization of a powerline modem network ( 10 ) with a plurality of devices is provided. A plurality of devices ( 16 and 18 ) each include a powerline modem ( 20 ) and a clock circuit ( 22 )...
|
|
|
6809633 |
Coupling broadband modems to power lines
A method and system are given for a coupling a data signal over a power distribution system. An inductive signal coupler has two windings. The first winding is in series with a line conductor of...
|
|
|
6771164 |
Automatic identification of local devices
Techniques and devices for automatically identifying a local device are provided. An adapting device is interposed in between a local device and a central processing device. The adapting device...
|
|
|
6750781 |
Appliance control system utilizing bidirectional power line communications
A control system for controlling operations of a plurality of electric appliances in distributed arrangements. Each of a plurality of controllers is connected between the power line and respective...
|
|
|
6741162 |
Power line networking apparatus and method
An apparatus for carrying electrical data signals and electrical power over a power line is disclosed. The apparatus includes a data processing device, a power supply, and a data signal...
|
|
|
6731201 |
Communications module and system
A communications module adapted to be received by an appliance having an appliance controller is provided. The module includes a communications protocol translator. The communications protocol...
|
|
|
6703923 |
Apparatus for providing security on a powerline-modem network
A portable security device ( 10 ) for setting up secure powerline modem networks is disclosed. The portable security device includes a memory ( 18 ) which stores a protocol ( 19 ) for communicating...
|
|
|
6703942 |
Measuring system using detachable reading/programming means
An industrial system for measuring a physical quantity, related to an industrial process and/or application, comprising: first means for detecting said physical quantity and for transmitting first...
|
|
|
6693528 |
Switchgear cabinet monitoring arrangement
A switchgear cabinet monitoring arrangement having a monitoring unit with several inputs for connecting sensors, as well as several outputs connected with the inputs via a linkage device for the...
|
|
|
6694439 |
Apparatus for providing communications data over a power bus having a total current that is the absolute value of the most negative current excursion during communication
A bus powered device includes a signal processing control circuit connected to and powered by a bus at a predetermined operating current and a bus current modulator circuit interconnected in series...
|
|
|
6674806 |
Transmitting and receiving system for digital communication on electric power-lines
A transmitting and receiving system for digital communication on electric power-lines comprises a transmitting device and a receiving device. The transmitting device consists of an input terminal,...
|
|
|
6665720 |
Adapter for a home power line network
An element for an in home power line network is housed within the power supply of laptop computer. The element communicates with the power line and carries out network operations over that line....
|
|
|
6633228 |
Communication system for simultaneous two-channel transmission of data between subscribers
A communication system having at least two communication subscribers unidirectionally or bidirectionally exchanging data that are electrically connected to one another via at least one network...
|
|
|
6583719 |
Setting apparatus and setting method each for setting setting information in electric power line carrier communication terminal apparatus
A setting apparatus and a setting method are provided for setting setting information including attribute information and interlocking operation information into an electric power line carrier...
|
|
|
6577230 |
Network for data and energy transfer
For a network comprising at least two lines and network users, both a transfer of data and a terminal for energy transfer through the network are realized in that the two lines ( 1, 2 ) of the...
|
|
|
6573826 |
Wireless communication system by using electric power line as data link network
A wireless communication system by using an electric power line as a data link network is disclosed. The system includes a plurality of primary wireless communication modules, a plurality of...
|
|
|
6570493 |
Method and apparatus for operating an electrical device
A method and apparatus for communication of information along electric power lines. Control messages are generated and transferred between a switch and an associated load coupled by an electric...
|
|
|
6522243 |
Geometric harmonic modulation signaling and detection
A communication system includes a transmitter configured to pulse shape a GHM signal to confine the frequency spectrum of the GHM signal within a predefined frequency range. A receiver is also...
|
|
|
6522249 |
Two wire output/power mechanism for remote devices
An interface that provides selected information from a remote device to a utilization mechanism over a two-wire connection, wherein all power for the interface and the remote device is received...
|
|
|
6507573 |
Data transfer method and system in low voltage networks
This invention relates to a method for data transmission in two-way communication via low-voltage systems that are linked to a higher order telecommunication network. Data transmission takes place...
|
|
|
6483444 |
Multiport communications adapter
A multiport communications adapter which permits communication links with an electronic control unit from either a desktop/laptop personal computer or palmtop personal computer.
|
|
|
6459363 |
Two wire communication system
A two wire communication system capable of transmitting data and transferring power by the used of an electrical bi-polar waveform across a two wire conductor from a controller in communication...
|
|
|
6437686 |
System for monitoring airport equipments utilizing power-line carrier
A power-line carrier airport facilities monitor system, comprising a host station and respective terminal for monitoring individually the object facilities via a rubber transformer are connected in...
|
|
|
6404326 |
Redundant power communications circuit
A redundant power and communications network that is generally fault tolerant and generally immune to single point failure. A primary or master node communicates via a standard multiplex protocol...
|
|
|
6351691 |
I/O signaling circuit
An I/O signaling circuit having a single path through the circuit which can be configured to operate in one of a plurality of modes. A first circuit in the I/O signaling circuit adjusts the current...
|
|
|
6346875 |
GHM aggregator
The invention provides an aggregator for use in connection with a power distribution network including a power line. The aggregator comprises a receiver, a controller, and a data outbound link. The...
|
|
|
6331814 |
Adapter device for the transmission of digital data over an AC power line
An adapter device for transmitting data from a local data-handling unit to a remote data-handling unit via an AC power line includes processing facilities that receive digital data from the local...
|
|
|
6310547 |
Alarm system with programmable device control
An alarm system providing programmable remote control of electrically controlled devices, such as lights, is provided. Geographic site and date information is provided to the alarm system. The...
|
|
|
6307483 |
Conversion circuit for process control system
Conversion circuitry for use in a process control system is adapted for coupling to a primary process control loop. Digital receiver circuitry in the conversion circuitry receives a digital signal...
|
|
|
6297746 |
Centralized apparatus control system for controlling a plurality of electrical apparatuses
There is disclosed a system for centrally controlling a plurality of electrical apparatuses in which radio communication is performed between a host unit and terminal units registered in the host...
|
|
|
6285917 |
Electric power system protection and control system and distributed control system
An electric power system protection and control system, including, a plurality of protection controllers, each for executing protection and control of an electric power system by inputting a status...
|
|
|
6281784 |
Information and control communication over power lines
Power line installation wires which carry electricity to energize devices connected to the wires can also be used simultaneously to carry other electrical signals that convey information or control...
|
|
|
6229435 |
Outside mirror communication system
A system for transmission of information between the interior and exterior of a vehicle. A single bus (conductor or conductor pair) carries information between mirrors inside and outside the...
|
|
|
6229432 |
Intelligent transceiver module particularly suited for power line control systems
The present invention involves a module on a single board for a power line control system including a transmitter circuit, a receiver circuit, and a control circuit. The transmitter circuit sends...
|
|
|
6229434 |
Vehicle communication system
A communication circuit for use in a vehicle including a first electronic module adapted to be coupled to a power supply of the vehicle, a second electronic module, and an electrical conductor...
|
|
|
6218930 |
Apparatus and method for remotely powering access equipment over a 10/100 switched ethernet network
Apparatus for remotely powering access equipment over a 10/100 switched Ethernet network comprises an Ethernet switch card with a phantom power supply for remote access equipment and added...
|
|
|
6218931 |
Home-appliance network with nodes identified by direct-sequence spreading codes
Described herein is a network interface for coupling residential appliances into a code-division multiple access (CDMA) network. The network is used to convey appliance control signals and...
|
|
|
6140940 |
Assembly for signal transfer between a transmitter location and a receiver location
In an assembly for signal transmission between a transmitter location and a receiver location connected to each other by a two-wire conductor an analog signal current, variable between two limit...
|