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"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 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 invention's objective is to exclude necessity to produce and ma... | 10/07/2008 |
| 7400239 | Universal control apparatus and methods Apparatus and methods for control of one or more functions within a premises. In one embodiment, the control apparatus comprises a “universal” electronic switch which can be configured according to any number of different desired functional and/or aesthetic sche... | 07/15/2008 |
| 7382260 | Hot swap and plug-and-play for RFID devices The subject invention provides a system and/or a method that facilitates adding a device to an RFID network and associated a process to such device. An interface can receive a new device and/or related identification data that is to be incorporated into an RFID netw... | 06/03/2008 |
| 7366959 | Managing method of electrical device, management apparatus, electrical device, communications device, program therefor, and management system of electrical device A communications processing section of a management apparatus sends a request for malfunction information via the Internet to one or more electrical devices being managed. A database manager of the management apparatus refers to data stored in a database and updates... | 04/29/2008 |
| 7360912 | Electrical device with lamp module An electrical wiring device for use in an electric circuit. The electrical wiring device includes a device housing and at least one switch disposed within the device housing. The at least one switch includes at least one terminal member configured to be coupled to t... | 04/22/2008 |
| 7362213 | Method and apparatus for remotely controlling a plurality of devices Disclosed is a method for controlling usage times for at least one device, including the steps of: (a) identifying a device to be controlled; (b) utilizing the device by a user; (c) tracking a device usage value for the device as the user utilizes the device; and (d... | 04/22/2008 |
| 7339458 | Power line communications interface and surge protector There is provided a system that includes an AC power input port for connection to an AC power line, an AC power output port for providing power from the AC power line, an AC power surge suppression circuit for limiting voltage at the AC power output port, a data por... | 03/04/2008 |
| 7333000 | Tracking system and method for electrically powered equipment A novel system and method for simplifying the management of electronic equipment such as computers, networks, and equipment and communications systems. The system tracks equipment that has been registered in an inventory database without any user involvement. Once r... | 02/19/2008 |
| 7323968 | Cross-phase adapter for powerline communications (PLC) network An adapter to reduce the effects of cross phase communication between a PLC transmitter plugged into one of the L1 or L2 power lines of a home and a PLC receiver plugged into the opposite L2 or L1 power line includes a housing with one si... | 01/29/2008 |
| 7319280 | Power line coupler adapted for use with multiple communication systems using different frequency spectra Devices and system for interfacing multiple power line communications (PLC)-enabled communication devices in a building are disclosed. In various embodiments, the system can include a high-frequency transformer coupled to a high-frequency communications device, a lo... | 01/15/2008 |
| 7307512 | Power line coupling device and method of use The coupler of the present invention couples data signals, such as broadband RF signals, to and from a power line. The coupler of one embodiment that is for use with overhead power lines includes a length of URD MV cable with the neutral conductor removed. Each end ... | 12/11/2007 |
| 7307510 | Power meter bypass device and method for a power line communications system A passive bypass device for providing a data path around a power meter is provided. The device may be communicatively connected to two low voltage power line energized conductors on a first and a second side of a power meter. The energized power line conductors cond... | 12/11/2007 |
| 7301440 | Power line communication system and method The present invention provides a device for providing communications through power lines comprised of multiple conductors by transmitting the data signals through a plurality of the conductors. One embodiment of the present invention may be comprised of a transmit c... | 11/27/2007 |
| 7296236 | Appliance control identification system employing user interface scan matrix A universal controller is employed in a domestic appliance including a user interface. In order to determine the particular user interface utilized and, correspondingly, the available cycles, features and options of the appliance, a scan of a keypad matrix associate... | 11/13/2007 |
| 7236765 | Data communication over power lines A system for receiving and processing signals received from a plurality of endpoints. Each endpoint includes an endpoint transmitter in electrical communication with a power distribution line within a power distribution system. The system comprises a power line coup... | 06/26/2007 |
| 7224272 | Power line repeater system and method A PLCS network element that provides communications to one or more user devices and may also repeat data for other network elements is provided. In one embodiment, the device includes software for discovering its upstream gateway, for acting as a gateway for other d... | 05/29/2007 |
| 7221984 | Method and system of programming at least one appliance to change state upon the occurrence of a trigger event An automation system for programming appliances having programmable controllers, programmable devices and trigger devices that communicate over a communication link. The user programs the programmable devices by placing the programmable controller in its training mo... | 05/22/2007 |
| 7198521 | Power line phase coupler system A power line phase coupler system for repeating data signals between power line phases that can be easily installed by a user. The power line phase coupler system includes a housing, a female connector positioned within the housing, a male connector electrically con... | 04/03/2007 |
| 7199706 | PLC intercom/monitor A digital intercom device consistent with certain embodiments uses power line communication (PLC). A power line interface connects to a power line serving as a communication medium. An audio codec is coupled to the power line interface for encoding and decoding digi... | 04/03/2007 |
| 7194528 | Method and apparatus for processing inbound data within a powerline based communication system A powerline based communication system includes a powerline termination module, a plurality of powerline gateways, and a plurality of powerline nodes. The powerline termination module manages data for local area networks within the powerline based communication syst... | 03/20/2007 |
| 7183902 | Very local area network (VLAN) A Very Local Area Network (VLAN) comprises a power strip device having an electrical connector for connection to an AC power supply line and one or more surge protectors and line filters. Multiple electrical power outlet sockets receive plugs from electrical applian... | 02/27/2007 |
| 7170395 | Method and apparatus for attaching power line communications to customer premises A method and apparatus for modifying a three-phase power distribution network in a building in order to provide data communication by using a Power Line Carrier (PLC) signal to an approximate electrical central location point of Wye-connected and Delta connected pow... | 01/30/2007 |
| 7154382 | Arrangement of inductive couplers for data communication There is provided a system including (a) a first inductive coupler for coupling a data signal between a port of the first inductive coupler and a first subset of a plurality of electrically parallel conductors, and (b) a second inductive coupler for coupling the dat... | 12/26/2006 |
| 7148788 | Method for transmitting high-frequency signals to low-frequency networks and corresponding system It is a known fact that even information signals in the kilohertz and megahertz range can be transmitted via the bus systems of power transmission networks. The invention provides a method and a system for improving the transmission behavior by feeding the signals n... | 12/12/2006 |
| 7149065 | Self testing digital fault interrupter A fault interrupter apparatus having a line side and a load side and a conductive path there between. The apparatus includes a solenoid that is adapted to move a plurality of contacts disposed in the conductive path from a first position to a second position, an ala... | 12/12/2006 |
| 7135982 | Home network system and control method for the same A home network system and a control method thereof in which an electric home appliance periodically transmits an alive message through a network to inform that it is in operation, and a home server transmits/receives messages to/from the electric home appliance via ... | 11/14/2006 |
| 7102490 | Endpoint transmitter and power generation system An endpoint in a power distribution system includes a transmitter. The transmitter includes a transformer, a half-bridge driver, a first and second driver, and a resonant circuit. A primary winding from the transformer is coupled to a power distribution line, while ... | 09/05/2006 |
| 7049939 | Power line carrier system The power line carrier system provides with a filter in a power branch apparatus removable from an external power line. The filter passes a power line carrier signal in a signal mode for the external power line, and interrupts another power line carrier signal which... | 05/23/2006 |
| 7049932 | Control system In a system for remotely controlling the supply of electric power to customer premises, each customer premises is fitted with a power-switching arrangement coupled to a paging receiver (5-1, 5-2, 5-3). A utility company supplying the elec... | 05/23/2006 |
| 7030734 | Verification of proper coupling of power line communication units to power circuits Verifying that power line communication units (106) are properly coupled to power circuits (104) is disclosed. Each of a number of communication units (106) is coupled to one of one or more power circuits (104), and sends an identifier ov... | 04/18/2006 |
| 7023357 | Pluggable mechanism for wireless remote control A pluggable mechanism for wireless remote control comprising a control panel for controlling an object, the control panel having a receptacle; and a pluggable unit having a plug that is suitable to be plugged into the receptacle of the control panel, and being capab... | 04/04/2006 |
| 7015798 | 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 plurality of nodes connected to the current receiver through a plurality o... | 03/21/2006 |
| 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 circuit, a USB connector connected to the MODEM circuit, and a signal o... | 02/14/2006 |
| 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 with powerline modem devices (e.g., 22), and a socket (14) conf... | 03/09/2004 |
| 6704181 | Adaptive power circuit protection apparatus and method Disclosed is a "smart" power circuit protection system in which the trip level of a circuit breaker is dynamically set based upon information communicated from the load over the power lines. The system is adaptable to configurations involving multiple loa... | 03/09/2004 |
| 6696925 | Electrical revenue meter and instrument transformers mobile station A mobile metering system (MMS) comprises a trailer-mounted fully-enclosed three-phase set of current transformers (CTs) and power transformers (PTs), and a metering interface. The instrument transformers reduce the source voltage to a meterable level. The... | 02/24/2004 |
| 6642852 | Remote control device with appliance power awareness A controlling device having programming which ensures an appliance will be placed into a desired power state. The controlling device transmits a query message to a power monitor associated with the appliance to obtain the current power state of the applia... | 11/04/2003 |
| 4772870 | Power line communication system A low-level, low-power radio frequency (RF) communications system designed to operate as a point-to-point power line communications sytem (PLC) utilizing frequencies from 50 to 600 MegaHertz (MHz) superimposed onto the AC power signal in a building.... | 09/20/1988 |
| 4703306 | Appliance system An appliance system is provided having a plurality of appliances. A master controller includes the user-operable appliance controls as well as associated logic controls for controlling the operating components of the appliances. An interface control is ph... | 10/27/1987 |
| 4682648 | Temperature offset control system A temperature offset control system having a central control station wherein temperature limits can be set for the desired amount of offset for both heating and air conditioning systems. A centrally located temperature sensor reads the ambient temperature... | 07/28/1987 |
