Electrical transmission or interconnection systems inventions 02/07

20070040447 - Diode circuit having passive element property, impedance modulator including the diode circuit, and dc source including the diode circuit: A diode circuit having a passive element property, and an impedance modulator and a direct current (DC) source that use the diode circuit are provided. The diode circuit includes a first diode that generates a predetermined DC and alternating currents (AC) when a radio frequency (RF) signal is applied; and... Agent: Sughrue Mion, PLLC

20070040448 - Extension cable with ac power sockets and dc power sockets: Disclosed is an extension cable, which includes an electric plug for city power supply input, an electric outlet assembly, which houses a plurality of AC power sockets and a plurality of DC power sockets, a power cable electrically connected between the electric outlet assembly and the electric plug, and a... Agent: Pai Patent & Trademark Law Firm

20070040449 - Method and apparatus for predicting end of battery life: A powering subassembly for a portable electronic device includes a main battery, a converter, a backup battery, and a controller. The main battery provides a main voltage and the backup battery can provide a backup voltage. The converter receives the main voltage and increases the main voltage to at least... Agent: Pillsbury Winthrop Shaw Pittman LLP

20070040450 - Emission driver for organic light emitting display device: An emission driver for an organic light emitting display device is disclosed. The emission driver includes a plurality of flip-flops, and each flip-flop selectively receives two input signals and inverts a level of a received input signal. Also, each flip-flop transmits the level-inverted signal to an adjacent flip-flop, inverts the... Agent: H.c. Park & Associates, PLC

20070040451 - System and method for brownout protection of a fet based battery switch: A switching circuit operative to switch between a first and second power source to an output is disclosed. The circuit comprises a MOSFET switch electrically connected to the first and second power sources and operative to provide power from either one of the power sources to the output. The circuit... Agent: Thelen Reid & Priest, LLP

20070040452 - Power supply switch circuit with current leakage protection: A power supply switch circuit with current leakage protection is used in an electronic device, and is able to prevent the erroneous actions caused by a leakage current in high-temperature environments. The power supply switch circuit comprises a transistor having an emitter, a base and a collector, a field effect... Agent: Rosenberg, Klein & Lee

20070035180 - Line driver circuit having means for stabilizing output signal: A line driver circuit for stabilizing a signal that is output through a transmission line, wherein the line driver circuit receives a first signal having a first swing width corresponding to a difference between a first voltage and a second voltage, creates a second signal having a second swing width... Agent: F. Chau & Associates, LLC

20070035181 - Voltage selective circuit of power source: A voltage selective circuit of a power source having a first voltage and a second voltage of the present invention includes a selective switch module, a high voltage bias module, a level shift module and a high voltage selective module. The selective switch module includes two first transistors. A power... Agent: Cooper & Dunham, LLP

20070035182 - Device for detecting side impacts and pressure sensor: A device for the detection of side impact and a pressure sensor, a mechanical switch being assigned to the pressure sensor as a plausibility sensor. This mechanical sensor is preferably situated in the housing of the pressure sensor.... Agent: Kenyon & Kenyon LLP

20070035183 - Power supply circuit: A power supply circuit is disclosed that includes a first power supply for supplying first power to a load, a first constant voltage circuit part for changing the voltage input from the first power supply to a first constant voltage and outputting the first constant voltage to the load, a... Agent: Cooper & Dunham, LLP

20070029879 - Distribution of universal dc power in buildings: Two embodiments for distributing DC power in a building are provided. In the first embodiment, a centralized DC power converter is connected to the building's standard AC power wiring. The centralized DC power converter generates DC power for at least one DC-powered electronic device. The DC power is routed to... Agent: Marger Johnson & Mccollom, P.C.

20070029880 - Computer power supply and cable: A power supply apparatus is disclosed to provide power to a plurality of electrical components inside a computer housing. The power supply apparatus comprises a power supply module to convert electrical power to at least one power level. At least one power distribution panel is disposed within the computer housing.... Agent: Jonathan Y. Kang, Esq. Lee, Hong, Degerman, Kang & Schmadeka

20070029881 - Topologies for using multiple energy sources for power conversions: A boost converter and a buck-boost converter supply power to a load from a series connection between a first and a second power source.... Agent: Seed Intellectual Property Law Group PLLC

20070029882 - Electronic apparatus: In an electronic apparatus such as a DVD recorder (1) which controls electric power supply to a main micro processor (3) and peripheral devices (10, 11, 15) with a auxiliary micro processor (4), a power control method by the auxiliary micro processor (4) can be changed. The main micro processor... Agent: Crowell & Moring LLP Intellectual Property Group

20070029883 - Electronic device: Provided is an electronic device capable of completely interrupting a power source and an electronic circuit when the electronic circuit is not being operated, and reducing power consumed wastefully. In the electronic device including the power source, a switch, and the electronic circuit, the power source and the electronic circuit... Agent: Brinks Hofer Gilson & Lione

20070024117 - Vehicular power enhancement control system: A power enhancement control system for operation with at least one power enhancement device installed in a vehicle comprises a user interface having a display screen operable to display data and a plurality of buttons operable to receive user input, and a control unit coupled to the user interface and... Agent: Haynes And Boone, LLP

20070024120 - Manual operation device: A manual operation device of the present disclosure allows a user to intuitively recognize a force pattern by providing a graphical representation of the force pattern on a display unit. The force pattern or a relationship between an operation position an operation unit of the manual operation device and a... Agent: Posz Law Group, PLC

20070024118 - Monolithically integrated power igbt device: A power IGBT device is monolithically integrated to include an input terminal suitable to receive an input voltage and an output terminal suitable to supply a current having a limited and predetermined highest value. Such IGBT device includes an IGBT power element inserted between said output terminal and a supply... Agent: Jenkens & Gilchrist, PC

20070024119 - Thermal type flow measuring apparatus: A thermal type flow measuring apparatus includes a heating resistor provided in a thin part of a substrate and a bridge circuit for driving the heating resistor to have a preset heating temperature, wherein resistor elements on sides forming the bridge circuit are temperature sensitive resistors, a part or whole... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20070024121 - Vehicle equipment control system and method: A vehicle equipment control system locks vehicle doors by any one of auto-lock and trigger lock systems. In the auto-lock system, a wide communication area is set that covers an entire vehicle compartment is set. In the trigger lock system, a narrow communication area is set that disables the communication... Agent: Nixon & Vanderhye, PC

20070024122 - System and method for a distributed front end rectifier power system: Embodiments of a distributed front-end rectifier system in an electronics system and related methods are disclosed. One system embodiment comprises a first alternating current-to direct current (AC/DC) front end rectifier, a second AC/DC front end rectifier, and an AC power bus directly connected to the first AC/DC front end rectifier... Agent: Hewlett Packard Company

20070024123 - Architecture for implementing an integrated capacity: An architecture for implementing an integrated capacity advantageously includes a capacitive block inserted between a first and a second voltage reference. The block is formed from elementary capacitive modules. An enable block is inserted between the first voltage reference and the capacitive block and includes switches connected to the elementary... Agent: Jenkens & Gilchrist, PC

20070024125 - Security and energy control system and method: A system detects for the presence of an identification (ID) code associated with an object. The detected ID code is communicated to a computer and power is provided to an energy consumption device. In response to detecting that the ID code has been absent for less than a first duration,... Agent: The Webb Law Firm, P.C.

20070024124 - Solid state relay driver: The present invention is a solid state relay having improved high speed turn on and lower heat dissipation of the power transistor. It uses a voltage level converter and AC-DC converter to provide a control input to an isolation transformer primary. The secondary of the isolation transformer is rectified and... Agent: Michael Ries