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7589436 Data processing unit and DC backup power supply  
A backup power supply is so constructed that it is provided with multiple DC backup power supplies 111 to 11 N, each containing nickel-metal hydride battery, stored upright on the bottom of the...
7586213 Control circuit for relay-operated gas valves  
A control circuit and methods for controlling gas valves via a relay are provided. In one illustrative embodiment, a control circuit includes or is connected to a relay that controls the opening...
7579707 Discharge prevention circuit and electronic equipment provided with the discharge prevention circuit  
A discharge prevention circuit and electronic equipment with the discharge prevention circuit are provided. The discharging prevention circuit includes a first power line, a second power line, a...
7567665 Function for controlling line powered network element  
A method of controlling power in a network element includes powering the network element by receiving power from a power communication medium and providing a telecommunication service over a...
7560834 Generator switch  
In a device for disconnecting and/or connecting m phases (u, v, and w) of an alternating voltage providing source ( 1 ) from n phases (n 1 , n 2 , n 3 ) of a load ( 3 ), each of the m phases (u, v,...
7559678 Automatic warning light control device for automobiles  
An automatic warning light control device is applicable to an automobile and includes a controller electrically coupled to directional signal lights of the automobile. The controller is...
7547994 Apparatus and method for managing power of mobile terminal  
An apparatus for managing power of a mobile terminal includes: a first voltage regulating unit that changes the level of power from an external power source to a first level; a second voltage...
7545057 Relay circuitry and switching circuitry for power-over-network devices  
Relay circuitry for a power-over-network device is provided. The relay circuitry allows power-supplying network devices to identify and subsequently to supply power across a network connection to...
7535131 Smart switch  
A universal switch interface includes a monitored switch having an ON mode and an OFF mode of operation and connected circuitry. The circuitry includes a rising edge sensor coupled to the monitored...
7528507 Current sensing load demand apparatus and methods  
An apparatus supplies AC power to a load. The apparatus includes a set output terminals, a primary circuit, and a load sensing circuit. The primary circuit is electrically coupled to a source of AC...
7498695 More compact and higher reliability power source system  
This invention features a more compact and higher reliability power source system for computing loads, the system including a high voltage DC bus connected to a number of DC sources each connected...
7489142 Proximity sensor for X-ray apparatus  
A capacitive proximity sensor for use in object and position sensing and/or position control in respect of a swing arm of a medical imaging system. The sensor comprises, within a cover ( 18 ), an...
7466040 Touch sensor controlled switch with intelligent user interface  
A module for controlling power supply to a load in a product which includes a microchip, and an electromechanical switch and a proximity/touch sensor connected to the microchip, preferably to the...
7454012 Managing power in a line powered network element  
A system for managing power from a power source for at least one line powered network element in an access network is provided. The system includes a power manager that establishes at least one...
7443056 Junction device with logic and expansion capability  
A junction box receives a plurality of input signals. The input signals are combined in accordance with AND logic to provide an output signal when all input signals are present. Multiple junction...
7443055 Systems and methods for providing redundant voltage regulation  
Systems and methods for providing redundant voltage regulation are provided. A representative method incorporates: providing a first voltage regulator and a second voltage regulator, the second...
7417339 Fast transition power supply  
A power supply includes at least one current source for providing current and a reference voltage generator for providing a first reference voltage and a second reference voltage. A control circuit...
7411489 Self-adjusting dual technology occupancy sensor system and method  
The present invention provides a system comprising an occupancy sensor for sensing occupancy of an area, able to activate upon sensing occupancy of the area, maintain activation when sensing...
7411317 Electrical load status detection and control device  
An electrical load status detection and control device includes a first power supply circuit loop with a first switch, a second power supply circuit loop with a second switch, a no-load status...
7385314 Power supply having power saving mode  
A removably connected power supply for supplying external power to an electronic product. An output unit supplies power to the electronic product. A switching unit selects whether to supply the...
7375445 Apparatus for moving the effect of a wall switch from its switched power outlet to a non-switched outlet  
A controller that can move the effect of a wall switch from its associated a controller that can move the effect of a wall switch from its associated switched power outlet socket to any regular...
7369059 Electrical apparatus having status indicating means  
An electrical power distribution device such as a junction box or the like includes a status indicator that also serves not only to indicate the status of energization of a connector mounted in a...
7315096 Voltage regulator circuit for blade server  
The present invention is to provide a voltage regulator circuit disposed on a circuit board of a blade server including a voltage regulator module for converting voltage of a power source and...
7304404 Fan system for vehicles and method for controlling fan in vehicles  
A fan system is provided which keeps a record of the electric connection between a battery ECU and an accessory battery and starts a fan if it is determined based on the record that the electric...
7274118 Solid state MEMS activity-activated battery device and method  
A system includes a thin-film battery and an activity-activated switch. In some embodiments, the system is placed on a substrate with an adhesive backing. In some embodiments, the substrate is...
7272497 Vehicle navigation system with multi-use display  
A vehicle navigation system (e.g., GPS) with multi-use display generator that provides for the switching of a displayed image from a navigational based image to a non-navigational image such as a...
7263292 Methods and apparatus for controlling multiple infrared devices  
A method and apparatus for controlling a plurality of infrared devices (ICDs) is provided herein. A remote controller is used to generate an optical signal for controlling a plurality of ICDs. The...
7256692 Anti-tamper apparatus  
One apparatus embodiment includes a patterned electrically conductive layer, a power source, and an actuator. The power source provides an electrical signal to the electrically conductive layer....
7242109 Bus system for an agricultural vehicle  
The invention relates to a bus system comprising a bus line, to which electronic devices ( 26–36 ) can be connected. According to the invention, at least one electronic device ( 36 ) can be...
7239047 Switch device incorporating capacitive oscillator  
A switch ( 10 ) comprises a face plate ( 16 ) and a single switch sensing oscillator ( 18 ) responsive to a switch activating presence. The oscillator ( 18 ) has a resistive component ( 36 )...
7227279 Phase deficiency display device for thermal magnetic type molded case circuit breaker  
Disclosed is a display device for a thermal magnetic type molded case circuit breaker capable to display a phase deficiency occurred on a line to a user such that the user rapidly deals with the...
7215042 Interface for peripheral device detection  
An interface for detecting connected peripheral devices. The interface comprises a jack and a control unit determining the power requirements of peripheral devices, the control unit detecting the...
7205683 Circuit for preventing unintentional power off of mobile terminal and method thereof  
A circuit for preventing temporally power off of potable electric devices by loose contact of battery is disclosed. The circuit includes a power charge unit for receiving a first state signal...
7199490 Semiconductor device for preventing noise generation  
There is provided a second switch used to turn on/off connection between a first circuit portion with a decoupling capacitance on a first switch side. Then, in accordance with on/off of the first...
7180208 Switch structure for reduced voltage fluctuation in power domains and sub-domains  
System and method for reducing voltage fluctuations in an integrated circuit with multiple power domains and sub-domains. A preferred embodiment comprises a plurality of voltage sources and a...
7177132 Method and apparatus for determining a switching signal state  
A technique for controlling a switching circuit includes one or more sensing circuits that generate signals based upon the presence of an actuating object and upon a randomly applied strobe signal....
7161265 Source and system which are used to power a removable electric charge  
The invention related to an electric power source which is intended to be connected to an electric charge by means of a removable connected cable. The inventive source comprises: a controllable...
7138732 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....
7132766 Method and apparatus for providing a switching signal in the presence of noise  
A technique for controlling a switching circuit, such as a relay, includes one or more sensing circuits that generate signals based upon the presence of an actuating object and upon a randomly...
7129703 Safety switch with an electronic programmable system  
A safety switch with an electronic programmable system including a group of two single-contact relays connected in series, associated with a matching element, a proximity element associated with a...
7116015 System and method for dynamically configuring an information handling system  
A system and method for dynamically configuring an information handling system includes a configurable backplane having one or more connectors, at least one switch, one or more terminations, and at...
7102253 MOSFET based, high voltage, electronic relays for AC power switching and inductive loads  
A MOSFET based, high voltage, high current AC electronic relay operating with normally closed contacts is disclosed. The relay includes at least one MOSFET switching circuit selectively switching...
7084529 Self-powered switch initiation system  
A self-powered switching device using a prestressed flextensional electroactive member generates a signal for activation of a latching relay. The electroactive member has a piezoelectric element...
7068496 Docking solution for a tablet notebook computer  
A docking solution for a tablet notebook computer is described. Specifically, the docking solution provides a way to adjust the tilt angle of the tablet screen while conserving area. Further, a...
7051563 Door key retention security system  
This Door Key Retention Security System guarantees that a key used to enable operation of a powered door is retained or locked in the invention until the door is, once again, closed. Thus, it...
7045916 Electronic fuel selection switch system  
Devices and methods for providing a switch for selecting which of a number of fuel valves receives power. The switch preferably provides a delay between the powering down of a first fuel valve and...
7045914 System and method for automatically providing continuous power supply via standby uninterrupted power supplies  
A system for automatically providing continuous power supply via standby uninterrupted power supplies (UPSs) includes: a plurality of primary UPSs ( 10 ) for providing power supply to electrically...
7026861 Electronic door latch system with water rejection filtering  
A control circuit receives inputs from first and second field effect sensors. The control circuit produces a control output only if the second field effect sensor senses proximity or touch more...
7005761 Circuit configuration for off-load switching, switch mode power supply, clocked supply, voltage regulator, lamp switch, and methods for operating the circuit configuration  
A circuit configuration is used for off-load switching. The circuit configuration can be used as a component in a switch mode power supply, a clocked supply, a voltage regulator, and a lamp switch,...
7005760 Automatic transfer switch system capable of governing the supply of power from more than two power sources to a load  
An automatic transfer switch (ATS) system and method of operating an ATS system for governing the providing of power from first, second and third power sources to a load are disclosed. In one...