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Class 379/322 - Power supply


Subclass of Class 379 - Telephonic communications
Definition: Subject matter which supplies electricity to a telephone
No. of patents: 69
Last issue date: 11/17/2009


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NumberTitleIssue Date
7620171Method and apparatus for powering a DS3 device
A central office module and a remote terminal module are provided for span powering a variety of high speed DS3 and higher-bandwidth communication modules that require sufficiently little power so as to permit their powering over as many as four telephone wires of a...
11/17/2009
RE40492Power line telephony exchange
Method steps and component combinations for establishing a telephony exchange, with benefits of hardwiring, free of a requirement for first installing telephone copper wire service to a concentration of electric power consumers. An operations center for the telephon...
09/09/2008
7376229System identification module for a communications system
A system identification module for storing system specific information is described. The system includes a housing, a module connector and a persistent memory for storing system specific data associated with a communications system having a backplane. The housing an...
05/20/2008
7343156Method for logging on a portable part at a base station and base station for carrying out the method
A method, and base station, are provided for logging on a portable part at a base station having activating capabilities for more than a single associated portable part, wherein the base station, before a log-on mode is actually switched on, performs a check for an ...
03/11/2008
7301440Power 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
7239697Supply power transition control
A variable power supply is controlled to supply power at approximately a first supply level for an electronic device. The variable power supply is controlled to control a transition of the power from approximately the first supply level toward a second supply level ...
07/03/2007
7209554Ringing controller
In a telecommunications system, a switching device selectively applies one of two different voltage supplies to a common node. A first of the voltage supplies is coupled to the common node by a first switch and a second of the voltage supplies is coupled to the comm...
04/24/2007
7203851Method and apparatus for detecting and supplying power by a first network device to a second network device
A first network device supplies power to a second network device in communication therewith. The first network device comprises a physical layer device which includes a pulse generator to generate a test signal comprising n sub-pulses to be transmitted to the second...
04/10/2007
7187276Power line communication system and method of using the same
The fiber optic isolator of the present invention transports data signals between high voltage power lines and a communications interface device, bypassing a step down transformer to low voltage power. The communication interface device includes a low voltage power ...
03/06/2007
7164346Routing device and method for a powerline network
An internal powerline network is provided with a routing device for routing a signal on only a part of the network. In this way the data capacity of the network is increased. The routing device is advantageously attached to the fuse box of the powerline network....
01/16/2007
7132819Floating power supply and method of using the same
A power supply of the present invention comprises a transducer having a transducer and a voltage regulator. The transducer is coupled to an electrically non-conductive medium, which may be a light pipe. The electrically non-conductive medium is coupled to a non-elec...
11/07/2006
7130414Active mode line voltage regulator for ringing subscriber line interface circuit
A voltage regulator circuit arrangement limits the DC voltage applied to a tip and ring amplifiers of a subscriber line interface circuit (SLIC), each of which has a first polarity input coupled to a first current flow path to which a DC input (battery) voltage is c...
10/31/2006
7123215Glasses type display and controlling method thereof
A glasses type display that is connected to an information communication terminal via a wire line or a wireless line, in which the operation by the user is made simple by preventing error operation and the power consumption is decreased by not consuming the unnecess...
10/17/2006
7113134Transformer antenna device and method of using the same
The invention contemplates an antenna device, system and method of installing the antenna device for receiving a wireless signal at a pad mounted electrical transformer. The novel device includes an antenna capable of communicating the wireless signal and a material...
09/26/2006
7113591Current sense circuit in a line powered network element
Managing line power for network elements in an access network. In one embodiment a current sense system in a line power network is disclosed. The current sense system includes a power supply, a splitter and a sense circuit. The power supply is adapted to supply outp...
09/26/2006
7103240Method and apparatus for providing inductive coupling and decoupling of high-frequency, high-bandwidth data signals directly on and off of a high voltage power line
The present invention is drawn to an electrically “closed” method and apparatus for transmitting and receiving data signals over a high voltage power line. Inductive coupling is employed for coupling and decoupling the data signal directly on to and off of a sin...
09/05/2006
7102478Power line coupling device and method of using the same
The coupling device of the present invention includes a housing, a first fastening member attached to said housing and coupled to the power line, a second fastening member attached to the housing and coupled to the power line, an inductor providing an impedance to d...
09/05/2006
7095848Power up reset circuit for line powered circuit
A system for powering up an electronic circuit with telephone line power such that the electronic circuit does not enter a lockup state. The system includes a voltage detector that measures the voltage across the telephone line and a switch coupled with the voltage ...
08/22/2006
7075414Device and method for communicating data signals through multiple power line conductors
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...
07/11/2006
7058174System and method for providing lifeline power service to digital subscriber line customers
A system and method that provides lifeline service to DSL customers when a loss-of-power message is sent to the central office from an integrated access device on the customer premise. If a predetermined number of loss-of-power messages are received then power is pr...
06/06/2006
7053756Facilitating communication of data signals on electric power systems
The invention includes a method, system, and device for communicating a data signal on an electric power system. The inventive method includes communicating the data signal to the electric power system, and modifying the characteristics of the electric power system ...
05/30/2006
7050447Multi-level expedited forwarding per hop behavior
A method and system utilizing a multi-level expedited forwarding per hop behavior (MLEF PHB) which manages buffer space to provide priority to calls based on a predefined priority scheme. The MLEF PHB defines a set of configurable parameters that define how much buf...
05/23/2006
7046124Power line coupling device and method of using the same
The coupler of the present invention couples broadband RF signals to and from a power line conductor. 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 and that is communicati...
05/16/2006
7039062System and method for pulsed cable telephony
A cable receiver system and method which utilizes the combination of time-division multiplexing (“TDM”) and a fast-acquisition-time tuner to enable on/off pulsing of the tuner, thereby resulting in substantially reduced power consumption by the tuner. The tuner ...
05/02/2006
6998962Power line communication apparatus and method of using the same
A communication device for use with a power line communication system is provided. One embodiment forms a bypass device and comprises a low voltage coupler, a low voltage signal conditioner, a controller, a medium voltage modem, a first medium voltage signal conditi...
02/14/2006
6980091Power line communication system and method of operating the same
The present invention provides a system for operating a power line communications system that is comprised of a plurality of network elements, which may take the form of repeaters, bypass devices, backhaul devices, wireless backhaul devices, enhanced bypass device, ...
12/27/2005
6980090Device and method for coupling with electrical distribution network infrastructure to provide communications
A device for providing communications through power lines that are communicatively coupled to an electrical distribution network infrastructure and to the internal wiring of at least one customer premises having one or more communication devices therein is provided....
12/27/2005
6977578Method of isolating data in a power line communications network
Isolating data in a power line communications system. Although plural subscribers receive electric power distributed from a common distribution transformer, it is desirable to isolate their branch lines from one another when those branch lines are used to conduct da...
12/20/2005
6975209In-line power tap device for Ethernet data signal
An in-line power tap device that can be deployed in a data communication network in which two ports of the in-line power tap device are interchangeably coupled between any two communicating nodes to pass in-line power and data signals. The in-line power tap device a...
12/13/2005
6965303Power line communication system and method
A method of communicatively coupling power line communication (PLC) devices to a first and second overhead power line conductor that travel in a substantially parallel physical arrangement and in spaced-apart relation is provided. The method may comprise coupling a ...
11/15/2005
6958680Power line communication system and method of using the same
The last portion of the electrical distribution system is used to provide high-speed communications to residential homes. An aggregation point interfaces a medium voltage power line with a point-of-presence, and a power line bridge enables flow of communications sig...
10/25/2005
6950567Method and apparatus for providing inductive coupling and decoupling of high-frequency, high-bandwidth data signals directly on and off of a high voltage power line
The present invention is drawn to an electrically “closed” method and apparatus for transmitting and receiving data signals over a high voltage power line. Inductive coupling is employed for coupling and decoupling the data signal directly on to and off of a sin...
09/27/2005
6933835Data communication over a power line
A signal is received from a first portion of a power line and at least a portion of the signal is converted to a non-electrically conducting signal. The non-electrically conducting signal may be communicated to a non-electrically conductive communication path. In th...
08/23/2005
6922470Hybrid DC-feed controller for a subscriber line interface circuit
A method and apparatus in a DC-feed controller for controlling a subscriber line interface circuit controlling voltage (alternately, current) on a telephone line comprising a pair of wires. A digital feedback signal is subtracted from a predetermined voltage (altern...
07/26/2005
6804351Method and apparatus for detecting a compatible phantom powered device using common mode signaling
A method and an apparatus provide for determining whether a data terminal equipment (DTE) device represents a compatible device lacking an independent power supply and adapted to be powered using phantom power over a wired connection from a communications device suc...
10/12/2004
6804347Replacing telecommunications carrier equipment
Telecommunications carrier equipment in a field cabinet can be replaced so as to allow existing carrier multiplexers to be powered by newer, smaller power supply equipment. Each carrier multiplexer has a plurality of power connections for each of a plurality of powe...
10/12/2004
6760430System and method for reducing power dissipation in line driver circuits
A system reduces power dissipation for a plurality of line driver circuits. The system comprises a power source for providing a voltage source for the plurality of line driver circuits and a voltage regulator coupled between the power source and the plurality of lin...
07/06/2004
6751486Hands free charger for a handset and handset
The invention is a hands free charger (1) with means for electrically contact a handset (2) with a connector (5) that has a springy mean (7) and a structural mean (3, 7) as a counterpart to abduct the force of the springy mean (...
06/15/2004
6735301Method and device for distributing electric power in telecommunication central office equipment
The invention relates to a method for distributing electric power in telecommunication central office equipment intended to operate at voltages within a determined range, according to which method the voltage of the distributed power is allowed to drop temporarily b...
05/11/2004
6668058Power line telephony exchange
Method steps and component combinations for establishing a telephony exchange, with benefits of hardwiring, free of a requirement for first installing telephone copper wire service to a concentration of electric power consumers. An operations center for t...
12/23/2003
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