Electrical transmission or interconnection systems inventions 04/07

20070090693 - Pulsed power supply with current ripple reduction: A pulsed power source minimizes current ripple disturbance in a main power supply by dividing the pulsed load into a plurality of pulsed sub-loads. The pulsed power source includes a plurality of pulsed load power supplies, each pulsed load power supply receiving charging power from the main power supply and... Agent: Kinney & Lange, P.A.

20070090695 - Semiconductor device and method of testing the same: An object is to provide a semiconductor device in which it is possible to determine whether or not a minute delay time given by a delay circuit is within a specified value or not, and a method of testing the semiconductor device. In response to a data strobe signal TDQS... Agent: Arent Fox PLLC

20070090694 - Signaling device for a safety circuit: A signaling device for a safety circuit has an input part for receiving an external state variable, at least one switching element and a control part. The control part controls the at least one switching element as a function of the external state variable, such that a signal applied to... Agent: Harness, Dickey & Pierce, P.L.C

20070085418 - Apparatus for the storage and supply of electrical energy for the supply of priority electrical loads, particularly for motor vehicles: The electrical apparatus comprises a rigid casing which has a multipole electrical connector and in which are housed: an auxiliary storage battery to be connected to the priority loads by means of the connector, a controlled unidirectional DC/DC converter to be connected to the auxiliary battery and, via the connector,... Agent: Sughrue Mion, PLLC

20070085419 - Vehicle-mounted electronic apparatus: There is provided an electronic apparatus in which components and boards are arranged in a highly dense state to realize downsizing. The electronic apparatus has a first board in which an avoiding portion shaped into a cutout or a hole for avoiding a hard disk drive is formed, and a... Agent: Harness, Dickey & Pierce, P.L.C

20070085420 - System for high reliability power distribution within an electronics equipment cabinet: The power conversion system allows for multiple segregated and ground independent power sources to provide redundant power to modules within an electronics equipment cabinet with increased reliability and reduced sensitivity to common fault propagation. The power conversion system provides power conditioning modules having independent supply rails that supply power to... Agent: Foley And Lardner LLP Suite 500

20070085421 - Electrical installation for coupling a power supply system and a central direct current branch and method for operating an installation of this type: An electrical installation includes a power supply network, an AC/DC converter, a central DC branch, and a rotating mass energy store. The power supply network is connectable to the central DC branch selectively via one of the AC/DC converter and the rectifier bridge. The rotating mass energy store is connectable... Agent: Darby & Darby P.C.

20070085422 - Bidirectional dc/ac inverter: A bidirectional DC/AC inverter includes a power conversion means in connection with an electric storage means, a control means operable to control an operation of the power conversion means, a plug for electrically connecting a power source to the power conversion means, an outlet for electrically connecting a load to... Agent: Morgan & Finnegan, L.L.P.

20070085423 - Window control switch system for vehicles: Window control switch system for vehicles are provided that preferably comprise a single switch module which can control manipulation of at least two of i) one or more vehicle windows, ii) one or more vehicle doors and iii) one or more vehicle mirror. Preferred systems also comprise a control module... Agent: Edwards & Angell, LLP

20070085424 - Combination control system with intermediate module: The present invention relates to combination control systems employing at least one intermediate module between different control modules and, in one embodiment, relates to a system for isolating a load from multiple power sources. The system includes a first power isolation system capable of receiving a first power from a... Agent: Rockwell Automation, Inc. / Whd Attention: Susan M. Donahue

20070080585 - Incorporated wide-angle rearview mirror for rearview and reverse surveillance: This invention presented is an incorporated wide-angle rearview mirror for rearview and reverse surveillance, composed of a wide-angle rearview mirror, a LCD monitor invisibly installed inside said wide-angle rearview mirror with a light resistance set inside the LCD monitor, a vehicle rearview CCTV system, an incorporated printed circuit board, a... Agent: Lyu, Cing Liang

20070080586 - Emergency battery back-up power for traffic control signals: An self contained Emergency Battery Back-UP Power Station for traffic signal controllers having a general utility power supply, the Emergency Battery Back-UP Power Station having a small footprint cabinet containing at least two batteries, at least one DC to AC inverter, a battery charger, a manual transfer switch selectively connecting... Agent: Steven C. Busick

20070080587 - Galvanic isolation of a signal using capacitive coupling embeded within a circuit board: A method and apparatus for providing galvanic isolation for signal communication between two electrical circuits via a capacitive coupler that is constructed from conductive and non-conductive layers of a printed circuit board. The invention can provide at low cost and with substantial galvanic isolation, the communication of data at rates... Agent: Marjama & Bilinski LLP

20070080588 - Full wave rectified power water treatment device: A fluid treatment device includes an AC power source connected to first, second and third conductors. A electromagnetic field generating device is positioned adjacent to a fluid conduit, electrically connected to the first and third conductors to form a first circuit. A second electromagnetic field generating device is positioned adjacent... Agent: Sonnenschein Nath & Rosenthal LLP

20070075584 - Vehicle control apparatus: A vehicle includes a battery and an alternator as a power source, and a plurality of vehicle load groups that operate commonly receiving power supply from the power source. When a plurality of requests for actuating the plurality of loads are made simultaneously, a control circuit determines a request of... Agent: Oliff & Berridge, PLC

20070075585 - Inverter apparatus: An inverter apparatus in which a control power source connected to a microcomputer or a peripheral circuit included in at least one of an inverter main body, a built-in option, and a parameter unit is provided in the inverter main body. The apparatus has an external-power-unit connector via which an... Agent: Sughrue Mion, PLLC

20070075586 - Ethernet powered device with an internaly controlled auxiliary power ouput: A powered device (PD) designed to connect to an ethernet cable, which has an auxiliary power port capable of powering a load and switching on and off. In an access control application this auxiliary power port could be connected to an electric door strike. This would eliminate the need for... Agent: Edward M. Bogue

20070075587 - Power converting apparatus for fuel cell and method thereof: A power converting apparatus for a fuel cell, and a method thereof. The power converting apparatus for a fuel cell comprises: a converting unit for converting a DC voltage outputted from a stack of a fuel cell into a boosted or dropped AC voltage by being switched by a switching... Agent: Greenblum & Bernstein, P.L.C

20070075588 - Supply voltage selector: An active diode includes a plurality of transistors and a built-in offset voltage. The built-in offset voltage size can be determined by sizing of at least one of the plurality of transistors to prevent supply current flow from one supply source into another supply source, thereby preventing current flow from... Agent: Squire, Sanders & Dempsey L.L.P.

20070075589 - Switch circuit and integrated circuit: A switch circuit includes a balanced line connected between one end of an unbalanced line having another end connected to an input terminal and an output terminal and a balanced line connected between the one end of the unbalanced line and an output terminal. On each of the balanced lines,... Agent: Arent Fox PLLC

20070075590 - Power control circuit: A power control circuit includes an electronic switch (20) interposed between a power unit (10) and an electronic device (30), a driving circuit (40) and a mechanical switch (50). The driving circuit receives a power-on signal from the mechanical switch, and signals the electronic switch to turn on and supply... Agent: North America Intellectual Property Corporation

20070075591 - Semiconductor integrated circuit: A semiconductor integrated circuit has a bias generation circuit. The bias generation circuit is placed between a power supply voltage node and ground voltage node which are at a far end from a power supply voltage supply terminal and ground voltage supply terminal. Reference voltage nodes are connected to an... Agent: Volentine Francos, & Whitt PLLC