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| Application No. | Application Title | Issue Date |
| 20120106656 | USE OF POWERLINES FOR TRANSMISSION OF HIGH FREQUENCY SIGNALS Communication is provided which includes receiving a transmitted radio signal at a powerline wherein the powerline functions as a receiving antenna for the wirelessly transmitted radio signal. The powerline is coupled to an input of a radio receiver using a coupler to c... | 05/03/2012 |
| 20110249759 | 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 from a communication node at two different frequencies simultaneously. Th... | 10/13/2011 |
| 20110210833 | COMBINED POWER AND DATA CORD AND RECEPTACLE A system for use with a hospital bed having circuitry and a standard AC power outlet spaced from the hospital bed is provided. The system includes a cable assembly couplable to the circuitry of the hospital bed. The cable assembly has power conductors and at least one d... | 09/01/2011 |
| 20110158329 | SYSTEM AND METHOD FOR BI-PHASE MODULATION DECODING One embodiment of the present invention includes a decoder system that decodes a bi-phase modulated signal. The system includes a buffer configured to store a first plurality of digital samples associated with a first bit of the bi-phase modulated signal and a second pl... | 06/30/2011 |
| 20110150106 | System and Method for Bi-Phase Modulation Decoding One embodiment of the present invention includes a decoder system that decodes a bi-phase modulated signal to generate an output code. The system includes a first filter associated with a first logic state configured to generate a first dot product of a plurality of con... | 06/23/2011 |
| 20110075741 | MULTIMODE ETHERNET LINE DRIVER A multimode line driver circuit is provided. The multimode line driver circuit has a first driver circuit for receiving a first differential input signal and transmitting a first differential output signal, and a second driver circuit for receiving a second driver circu... | 03/31/2011 |
| 20110051820 | 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 buffer for amplifying the second digital signal to generate a third digital s... | 03/03/2011 |
| 20110013705 | TRANSMITTING DEVICE The invention discloses a transmitting apparatus. The transmitting apparatus uses the same transmission medium to transmit two signals that are within different frequency ranges at the same time. The transmitting apparatus increases the transmitting paths of the transmi... | 01/20/2011 |
| 20100329364 | TRANSMISSION AND RECEPTION APPARATUS FOR DIGITAL SIGNALS A transmission and reception apparatus for at least one digital data signal is described. The digital data signal is characterized by two logical levels, first and second logical levels, with said second logical level higher than the first logical level. The apparatus c... | 12/30/2010 |
| 20100322323 | METHOD AND APPARATUS FOR TRANSMITTING DATA AND POWER ACROSS A TRANSFORMER Encoding of a dual mode digital signal for transfer using a dual mode super source follower circuit to drive the signal across a pulse transformer is presented. The dual mode signal comprises data in one mode and power/control in the other mode. In the power/control mod... | 12/23/2010 |
| 20100303099 | POINT-TO-POINT COMMUNICATIONS SYSTEMS PARTICULARLY FOR USE IN POWER DISTRIBUTION SYSTEM A point-to-point communications system (20) for transmitting messages from any location (A) within a power distribution system or network (10) to any other location (B) within the network. A transceiver (12) at the one location includes a transmitte... | 12/02/2010 |
| 20100290542 | System for Providing Power and Data Transmission Between a Door and a Frame A system for providing wire-free and contact free electric power and communication connection in a security installation between a door and a frame. The cores, windings, and control circuits of first and second portions of a split core transformer are disposed in the fr... | 11/18/2010 |
| 20100254465 | APPARATUS FOR TRANSMISSION OF ELECTRICAL ENERGY AND INFORMATION An apparatus for transmission of electrical energy and data between a primary side and a secondary side. At least one transferring unit is provided between the primary side and the secondary side, that, on the secondary side, at least a first data channel is provided, w... | 10/07/2010 |
| 20100254443 | DIGITALLY CONTROLLED ISOLATED POWER CONVERTER A digital SMPC (1) comprises an SMPS Transformer primary side (2) and an SMPS secondary side (3). Opto-couplers (4) perform bi-directional communication between primary side and secondary side communication circuits (5, 6). The primary... | 10/07/2010 |
| 20100241295 | SYSTEM AND METHOD FOR COMMUNICATING DATA IN LOCOMOTIVE CONSIST OR OTHER VEHICLE CONSIST A locomotive consist includes a lead locomotive, one or more trail locomotives, and a multiple unit (MU) cable bus interconnecting the first locomotive and the trail locomotives, which is used in the locomotive consist for transferring non-network control information be... | 09/23/2010 |
| 20100239030 | METHOD AND APPARATUS FOR DETECTION OF LOAD IMPEDANCE MODULATION IN A TRANSFORMER CIRCUIT A method and apparatus for detection of load impedance modulation as a result of communication of data from the secondary to the primary side of a transformer are presented. The load impedance on the secondary of the transformer barrier is modulated differentially using... | 09/23/2010 |
| 20100118984 | NETWORK TRANSMITTING APPARATUS AND POWER SAVING METHOD THEREOF A network transmitting apparatus and a power saving method thereof are provided. The network transmitting apparatus includes a chip, a transformer, and a power regulating unit. The chip includes a detecting and controlling unit, an analog circuit, and a digital circuit.... | 05/13/2010 |
| 20100118985 | METHOD AND SYSTEM FOR CURRENT-MODE POWER LINE COMMUNICATIONS An apparatus and method includes a solar panel. A power bus is coupled to the solar panel, and supports transmission of AC communication signals. The power bus includes a high current power wire. A current transformer is coupled to the power bus adjacent the solar panel... | 05/13/2010 |
| 20100111202 | Method and apparatus for generating a common-mode reference signal A method and apparatus to generate a common-mode reference signal. A common-mode current is received at a common-mode current sensing circuit. The common-mode current is sampled at a node between the common-mode current sensing circuit and a shunt resistor. The resultin... | 05/06/2010 |
| 20100104031 | SYSTEM FOR ELECTRICAL POWER SUPPLY AND FOR TRANSMITTING DATA WITHOUT ELECTRICAL CONTACT The invention relates to an assembly comprising a power transmitter (E) and a power receiver (R) respectively comprising a primary coil (11) and a secondary coil (22), in which the transmitter and the receiver are of the electromagnetic induction type and ... | 04/29/2010 |
| 20100098175 | Electric power transmission system for communications with noise elimination arrangement An electric power transmission system for communications includes on/off switches; high-voltage power assemblies; groups of high-voltage devices each being powered by the high-voltage power assembly; a carrier waves communications network comprising a transformer and fi... | 04/22/2010 |
| 20090323831 | Digital video physical layer using a multi-level data code Digital video data is transmitted from a video source (61) to a video sink (62) as a group of three multilevel symbols (611, 612, and 613) per pixel color with each associated symbol being sent at a rate of three times the pixel clock (601... | 12/31/2009 |
| 20090196358 | Method and Apparatus for Signal Transmission A signal transmission arrangement and a method for transmitting signals are disclosed.... | 08/06/2009 |
| 20090086830 | LVDT ACQUISITION DEVICE WITH DUAL DEMODULATION SUBSYSTEM The invention relates to position sensors of the linearly variable induction difference type. When cost constraints prevent the use of transformers with guaranteed phase-shift tolerance to achieve an accuracy objective, it is advantageous to provide an independent demod... | 04/02/2009 |
| 20090060062 | Induction Neutralizing Transformer An induction neutralizing transformer is provided. The induction neutralizing transformer includes a core and a coil wrapped around the core. The coil has a length between approximately 100 feet and approximately 200 feet and includes a plurality of twisted wire pairs. ... | 03/05/2009 |
| 20080285662 | TRANSFORMER DATA COUPLER WITH HIGH COMMON MODE IMMUNITY A data coupler includes a transformer having primary and secondary windings, a data transmitter coupled to the primary winding of the transformer, and a data receiver coupled to the secondary winding. The data transmitter includes a first driver and a second driver havi... | 11/20/2008 |
| 20080267301 | BIDIRECTIONAL MULTIPLEXED RF ISOLATOR An integrated circuit single chip isolator provides bidirectional data transfer for a plurality of communications channels. A first and second dies are located on a first and second sides of a voltage isolation barrier in the chip and have a first and second plurality o... | 10/30/2008 |
| 20080260050 | ON CHIP TRANSFORMER ISOLATOR An integrated circuit having voltage isolation capabilities includes a first area of the integrated circuit containing functional circuitry that is located in the substrate of the integrated circuit. A second area of the integrated circuit contains an integrated RF isol... | 10/23/2008 |
| 20080181316 | Partitioned Signal and Power Transfer Across an Isolation Barrier A method for transferring power and information across an isolation barrier comprises transferring power across a power transfer isolation barrier between a primary circuit and a secondary circuit while maintaining isolation between the primary and secondary circuits, a... | 07/31/2008 |
| 20080159415 | BASELINE WANDER CORRECTION FOR COMMUNICATION RECEIVERS A novel and useful baseline wander correction mechanism for use with transformer coupled baseband communication receivers. Parametric estimation of the transformer model is used estimate and cancel the baseline wander effect. A parametric model is used to model the base... | 07/03/2008 |
| 20080159414 | APPARATUS FOR AND METHOD OF BASELINE WANDER MITIGATION IN COMMUNICATION NETWORKS A novel and useful mechanism for the mitigation of baseline wander from wired networks such as Ethernet. A high pass filter is inserted before the analog to digital converter having a pole within the range of 5-12 MHz. This eliminates the need for any other baseline wan... | 07/03/2008 |
| 20080152025 | Signal Bypass Device To obtain a signal bypass device capable of bypassing a device irrespective of a type of device to be bypassed and capable of facilitating the installation of the signal bypass device, in carrying out power line communication of transmitting a high-frequency signal usin... | 06/26/2008 |
| 20080101479 | METHOD AND SYSTEM FOR AUTOMATIC CAT CABLE CONFIGURATION Methods and systems for automatic CAT cable configuration are disclosed and may comprise configuring a single network interface to handle processing of signals communicated over differently coupled CAT cable configurations. One or more switching devices, which may compr... | 05/01/2008 |
| 20080075177 | DATA COMMUNICATION METHOD AND APPARAUTS USING POWER LINE Disclosed herein is a data communication method and apparatus for transmitting and receiving data in the form of a square-wave signal having a specific amplitude using an AC power line between a transmitter and a receiver connected in a closed circuit by cutting an AC v... | 03/27/2008 |
| 20080069249 | Transfer of digital data through a transformer A method and a system for transferring a digital signal through a transformer, including a circuit for coding the digital signal to be transferred, having two outputs connected to the respective ends of a primary winding of the transformer, and a circuit for decoding th... | 03/20/2008 |
| 20080063093 | System and method for communicating over neutral power lines A system for transmitting data over power lines between a plurality of communication boxes, wherein each box is coupled to a neutral line such that at least one box can modulate data onto the neutral line and at least a second box can read modulated data off the neutral... | 03/13/2008 |
| 20080013635 | TRANSFORMER COILS FOR PROVIDING VOLTAGE ISOLATION A circuit package providing voltage isolation includes at least one output and first circuitry located in a substrate of the circuit package for performing an operation. A transformer located in the metal layers of the circuit package provides voltage isolation between ... | 01/17/2008 |
| 20080008254 | Powerline apparatus This invention discloses a powerline apparatus, and the powerline apparatus includes a powerline network device, which connects with a computer system by a power outlet, and a data-powerline converter, which is connected with the computer system for converting the power... | 01/10/2008 |
| 20070286079 | Power Line Communication Device and Method A versatile power line communication device is provided. One embodiment of the device includes a controller having memory, a first modem in communication with the controller, and a first power line interface including a second modem, wherein the second modem is in commu... | 12/13/2007 |
| 20070253494 | Digital subscriber line induction neutralizing transformer network A digital subscriber line (DSL) circuit is disclosed and includes at least one transformer exciting network (TEN) adapted to supply a low-impedance path to ground in response to an excitation current. The excitation current has a non-DSL frequency, and the low-impedance... | 11/01/2007 |
