Abstract: An in-vehicle electronic system includes: an in-vehicle electronic apparatus mounted in a vehicle; and a portable electronic apparatus detachably provided to the in-vehicle electronic apparatus, and the in-vehicle electronic apparatus causes the portable electronic apparatus to be operable, when the in-vehicle electronic apparatus being operable detects attachment of the portable electronic apparatus.

Abstract: An operating switch wiring device capable of easily setting a load which is a group control object, without using a dedicated setter, and a handle member used therefore. The operating switch wiring device used for a remote supervisory control system includes a plurality of individual switches which are individually assigned with addresses corresponding to addresses of relays and individually turn on/off the relays, a group switch which groups one or plural of the individual switches into a group and collectively turns on/off the relays corresponding to the individual switches in the group, and group setting switches which are provided in correspondence with the individual switches and set whether each of the individual switches are registered in the group.

Abstract: A DC-based power system including: an AC power distribution system for providing AC power to a first node and a second node; a first converting system coupled to the first node that converts AC power to DC power and outputs the DC power to a first distributed bus bar; a second converting system coupled to the second node that converts AC power to DC power and outputs the DC power to a second distributed bus bar; a first set of DC/DC converters that steps down the DC power from the first distributed bus bar to a first stepped down DC voltage; a second set of DC/DC converters that steps down the DC power from the second distributed bus bar to a second stepped down DC voltage; and a critical load distribution system that is powered by both the first stepped down DC voltage and the second stepped down DC voltage.

Abstract: An integrated circuit package (202) includes a voltage regulator (208) and a power-out pin (236) for coupling to a load circuit (210) via a connection (234) external to the integrated circuit package and for coupling to an output (230) of the voltage regulator via a connection (224, 228, 226 and 231) internal to the integrated circuit package. The internal connection has a series resistance that causes a voltage drop due to a load current. The voltage regulator compensates for the voltage drop in the internal connection using a current feedback circuit, in which the current fed back is proportional to the voltage drop caused by the series resistance of the internal connection.

Abstract: An alternative power source provides alternating current (AC) through a proper connector into a first outlet of a pre-existing electrical distribution system which is normally powered by an alternating current electrical power supply through main breakers and a breaker box. At least one of the breakers which controls power from the normal AC electrical power supply on the electrical distribution system is opened prior to connecting the alternative power supply. The alternative power supply provides electricity through the proper connector into the first outlet, or node, to provide alternating current to a selected portion of the electrical distribution system, and possibly to both halves of the pre-existing electrical distribution system if the proper connector is connected to a 240 volt outlet, or if two proper connectors are utilized and connected to first and second outlets with the first and second outlets on each of the two phase (power) wires of the pre-existing electrical distribution system.

Abstract: An Auxiliary Power System includes an APU controller and an aircraft load controller which include an APU load capacity algorithm which provides an uncomplicated and robust method of APU load control. The APU load capacity algorithm defines three load zones: a continuous APU load capacity zone (zone A); a time controlled zone (zone B); and a fault zone (zone C). Each zone is related to altitude to the service ceiling of the APU to provides consistent APU load capacity that addresses APU performance variation and deterioration effects to an end of the APU useful life.

Abstract: The present invention relates to a system for coupling a vertically oriented electrical device to a wall utilizing an existing electrical recess for support and power. The system electrically couples the device to an existing power system while providing a mechanical coupling for support. In addition, the system provides for vertical adjustments while maintaining the electrical and mechanical coupling. The system generally includes a recess coupling module, a vertical support receptacle, an electrical power system, and at least one electrical device. The vertical support receptacle is coupled to the recess coupling module in a substantially perpendicular manner. The electrical power system is electrically coupled to the electrical system disposed in the existing power recess and distributed across the vertical support receptacle. The at least one electrical device is adjustably coupled to the vertical support receptacle such that it is both mechanically supported and electrically powered.

Abstract: A system supplies electrical power to a remote electrical device. The system includes an AC/DC voltage converter coupled to the AC voltage source for converting an AC voltage from the AC voltage source to a high DC voltage output at a first location. The AC/DC voltage converter comprises a plurality of AC/DC voltage converter components which, on the input side thereof, are connected in parallel with the AC voltage source and which, on the output side thereof, are connected serially to an electric conductor.

Abstract: A apparatus and method of operating a power converter circuit is provided. The method selectively couples control signals to at least one output driver stage of a plurality of output driver stages of the power converter circuit to obtain a desired output at a select output port of the plurality of output ports. Wherein each output driver stage has a defined current drive capacity that is output to the select output port in response to the control signals.

Abstract: The invention relates to a hybrid electrical switching device, comprising an electromechanical relay including a mechanical switching element to be operated by an electrical coil, and a main semiconductor switching element including a control input and a current conduction path which is connected in parallel with the mechanical switching element for energizing an electric load. The main semiconductor switching element is of the type that ceases to conduct when a current through the current conduction path thereof drops below a threshold value. The circuit furthermore comprises an auxiliary semiconductor switching element including a control input and a current conduction path which is connected for controlling the main semiconductor switching element.

Abstract: An integrated circuit (103) having a plurality of integrated circuit portions (111, 113, and 115) where each of the plurality of integrated circuit portions receives a corresponding voltage of a plurality of voltages. Selection circuitry (127 and 123) selects a selected voltage of the plurality of voltages and provides an indication of the selected voltage to adjust the supply voltage to the integrated circuit. in one embodiment, the indication may correspond to an analog signal proportional to the selected voltage such as e.g. at the selected voltage or at a voltage less than or greater than the selected voltage. A power supply system (105), coupled to the integrated circuit, may be used to receive the indication of the selected voltage and adjust the supply voltage based on the indication.

Abstract: A power supply system is provided that can operate with energy storage units of varying voltages and temperatures, that can correct voltage and temperature deviations, and that can continue to provide power when an energy storage unit is inoperable. A power supply system is also provided that can recondition an energy storage unit during vehicle operation.

Abstract: In some embodiments a semiconductor device is described that includes, on a single die, both a functional circuit and a power-gating circuit. The power-gating circuit may be used to control the power delivered to core circuit elements on the semiconductor device. The power may be provided to and possibly from the power-gating circuit using underutilized die connection elements. Other embodiments are otherwise disclosed herein.

Abstract: The invention provides a monolithic, highly integrated power supply circuit capable of providing various voltages for circuits on an expansion card, either from a main supply source or an auxiliary supply source. The monolithic power supply circuit preferably includes two switching converters, two low-drop-out regulators, a standby regulator, a reset circuit, and a control circuit. An associated method for providing various voltages via a monolithic power supply circuit is also disclosed.

Abstract: A switch drive circuit utilizes charge transfer within and/or between boost circuit and/or snubber circuits for boosted switch drives. A boost circuit may include a divider to limit a boosted signal for driving a switch. A snubber circuit may transfer charge to a boost circuit.

Abstract: An electrical connection box for wall mounting provides a recessed external plug for receiving or transmitting power to electronic components. The connection box is configured to receive a variety of signal connection modules for interconnecting associated audio/visual electronics such as DVD players, displays and the like in adjacent apertures. The signal connection modules are inserted or extracted from the face of the connection box; replacing blanking plates, and is optionally recessed from the face of the box into the wall cut-out. The configuration and mating features of the box and modules also provides for a common and isolated ground reference for surge protection of the connected components. A signal connection module includes circuitry for surge protection of the connected A/V components receiving electrical power from an adjacent wall socket.

Abstract: A system comprises a first power supply, a second power supply, and a load coupled to the first and second power supplies via separate power connectors. The load receives separate operating power from each of the first and second power supplies.

Abstract: A method and apparatus for transferring AC electrical power to a load from a first power source to a second power source provides for a time delay in the transfer to avoid problems associated with differences in the phases between the power sources. The phase of the voltage waveform from each power source is sensed continuously, and the phase difference is known at all times, so that it can be used when the transfer is necessary. The method and apparatus monitors the voltage from the first power source, and initiates the transfer from the first power source to the second power source in response to an unacceptable condition from the first power source. The second power source is connected only after waiting for a period of time corresponding to the appropriate time delay.

Abstract: A control unit in a vehicle is provided in which power is supplied via a converter that provides an electrical isolation. For the data exchange with external components and other components in the control unit that are not electrically isolated, the component isolated by this electrical isolation is additionally connected to a coupling element that likewise provides an electrical isolation.

Abstract: Electric fence energizers used with fencing systems are provided. The energizers can be used to provide an unsafe electric shock, as defined by safety agencies such as UL, where the electric fence energizers are capable of operating continuously regardless of the fence load. Alternately, the energizers can be equipped so as to be selectively set in one of a plurality of modes of operation, for example, “unsafe mode”, “lethal mode”, and “safe mode”.