Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 8080898 | Power control method for secondary batteries There is provided a power control method for secondary batteries constituting, in a grid connection system supplying electric power to a power system by combining a power generator where output power fluctuates with a power storage compensator, the power storage com... | 12/20/2011 |
| 8049363 | Motor drive circuit A motor drive circuit comprises positive and negative input terminals for connection of the motor circuit to a DC supply, a DC link filter connected between the input terminals: an electric motor having at least two phases, a plurality of motor drive sub-circuits, e... | 11/01/2011 |
| 8030798 | Power supply for an electronic device A power supply for a medical device having one or more power consuming components. The power supply system comprises first and second battery cells electrically connected in series to supply a first level of power to the components, and at least one additional batte... | 10/04/2011 |
| 8026637 | Power supply having an auxiliary power cell A power supply having a plurality of selectively electrically connectable power cells configured to supply power to a load. The power supply comprises a plurality of power cells electrically connected in series and an auxiliary power cell electrically connected in p... | 09/27/2011 |
| 7638898 | Power supply for a cochlear implant A power supply for use with a tissue stimulating prosthesis, such as a cochlear implant. The power supply system comprises a first battery cell, a second battery cell, at least a third battery cell and a switch. The first and second battery cells are electrically co... | 12/29/2009 |
| 7592716 | Information handling system including a battery that reduces a voltage fluctuation In a first embodiment, an information handling system (“IHS”) includes a processor. The IHS also includes a power rail coupled to the processor. The power rail supplies power, from a power adapter, to the processor. The IHS further includes a battery, that in re... | 09/22/2009 |
| 7408272 | Method and device for supplying electric energy power to an appliance The invention concerns a portable device for electric power supply comprising: connection means (8) for connecting an appliance (1) to be powered; and a power supply circuit (6; 16) supplying in output a supply voltage for the appliance when the... | 08/05/2008 |
| 7405952 | Power supply device A power supply device has first and second terminals, a transformer, a switching element and an auxiliary power supply element. The first and second terminals receive input power having an input voltage. The transformer has a primary winding and a secondary winding.... | 07/29/2008 |
| 7391184 | Systems and methods for integration of charger regulation within a battery system One or more charger regulation tasks (e.g., one or more of those tasks typically performed by charger regulator circuitry of a separate battery charging apparatus) are integrated within a battery system (e.g., a battery pack of a portable information handling system... | 06/24/2008 |
| 7362601 | Power supply device A power supply device includes two input ports, two output ports, a transformer having primary and secondary windings, a switch device, and a controller. The switch device includes a switching element connected in series with the primary winding, and a capacitor. Th... | 04/22/2008 |
| 7358620 | Methods and apparatus for ride-through operation of a complementary device to a transient power source In accordance with certain exemplary embodiments, the present technique provides methods and apparatus for providing operating power to a complementary device to an induction device based uninterruptible power source (UPS) via a direct current (dc) bus. In one embod... | 04/15/2008 |
| 7355303 | Constant voltage discharge device Circuits and methods for supplying a temporary power supply at a predetermined voltage. A circuit includes a first DC/DC voltage converter that receives an input from a power supply at a first voltage level and generates an output at a second voltage level, higher t... | 04/08/2008 |
| 7327123 | Controller for AC generator A control system that can accommodate the wide variations in the output of a generator, such as a permanent magnet alternator, while providing an output with relatively uniform phase ripple. The control system includes a zero crossing detector and variable ramp gene... | 02/05/2008 |
| 7314350 | Energy store circuit for controlling rotor rotation A fan controller for controlling the rotation of a rotor (with a fan blade) has a current limiting element to control current flow to a capacitive storage apparatus. More specifically, the fan controller has an input for receiving an input voltage, the noted capacit... | 01/01/2008 |
| 7312539 | Output suppressing method of a plurality of dispersed power sources and dispersed power source managing system Regarding output suppression control of a plurality of dispersed power sources linked to a high-voltage-to-low-voltage transformer of a commercial power system, the partiality of the output suppression of a plurality of dispersed power sources is eliminated and, cos... | 12/25/2007 |
| 7301313 | Multiple voltage regulators for use with a single load Multiple voltage regulators for use with a single load. The present invention allows power to be supplied to an electrical load using multiple voltage regulators based on the operating environment of the load. In one embodiment, a primary voltage regulator that is b... | 11/27/2007 |
| 7279801 | Hybrid construction machine having auxiliary battery and control apparatus thereof A hybrid construction machine according to the present invention is constructed to drive electric motors (6, 7, 13, 15, 23, 25) by means of power of a power generator (11) to be driven by an engine (10), power of an auxiliary battery (42)... | 10/09/2007 |
| 7235898 | Vehicle power distribution node with redundant power supply A system and method for providing power redundancy to certain devices of a vehicle that are typically controlled by means of a power distribution and control node. Power is delivered to the node by both a primary power feed as well as a secondary power feed. Provide... | 06/26/2007 |
| 7225353 | Information preservation on a portable electronic device A system and method for information preservation on a portable electronic device. A signal indicating an energy capacity threshold remaining in the battery of a hand held device may be generated. Then, responsive to such a signal, information may be copied from a vo... | 05/29/2007 |
| 7218118 | Method for monitoring a condition of a battery A method for monitoring the condition of a battery of a marine propulsion system provides the measuring of a voltage characteristic of the battery, comparing the voltage characteristic to a preselected threshold value, and evaluating the condition of the battery as ... | 05/15/2007 |
| 7216246 | Electronic apparatus and supply power setting method for the apparatus An electronic apparatus according to the invention can be powered by a fuel cell unit and secondary battery unit. Power supply management utility executed by a CPU displays the states of use of the fuel cell unit and secondary battery unit. If a predetermined operat... | 05/08/2007 |
| 7208894 | Electric vehicle motor and control system with high efficiency regeneration The present invention is an electric vehicle power system that uses multiple permanent magnet motor/generators connected in series or parallel and multiple battery step switching. Motor, torque and speed are controlled by steps in series connection and then in paral... | 04/24/2007 |
| 7203048 | DC to DC controller with inrush current protection A DC to DC controller for controlling an inrush current from a DC to DC converter to a battery system having an internal isolating switch. The DC to DC controller is configured to control the DC to DC converter based on a state of the internal isolating switch. If t... | 04/10/2007 |
| 7202576 | Uninterruptible power supply systems and enclosures One embodiment of the invention provides a UPS including a precharge circuit and a battery pack sensor electrically coupled to the precharge circuit. The sensor senses the presence of an extra battery pack. The precharge circuit includes: a first precharge contact; ... | 04/10/2007 |
| 7196286 | Heating apparatus, auxiliary power supply apparatus, auxiliary power supply system, fixation apparatus, and moving picture formation apparatus A heating device of the invention comprises a heater, a main power supply, and an auxiliary power supply. The heater includes a main heating element which generates heat with power supplied from the main power supply, and an auxiliary heating element which has a res... | 03/27/2007 |
| 7183728 | Motor drive system and process A motor drive system includes a multi-output dc power source providing three or more output potentials, and a switching circuit including switching devices connected, respectively, with the output potentials of the multi-output power source. A controller determines ... | 02/27/2007 |
| 7157808 | Power supply for a cochlear implant A power supply control system for use with a tissue stimulating prosthesis, such as a cochlear implant. The power supply control system comprises a first battery (31), a second battery (32), at least a third battery (33), and a switching system ... | 01/02/2007 |
| 7157885 | Inverter controlled generator set and method for controlling the same A method for controlling an inverter controlled generator set which comprises a DC power source section having as a power source a generator driven by an engine and an inverter which converts an output of said DC power source section into an AC output, the method co... | 01/02/2007 |
| 7112897 | Capacitor and switch components cooperation to maintain input voltage to target circuit at or above cut-off voltage until power circuit is able to maintain the input voltage An apparatus in one example comprises a first capacitor component, a second capacitor component, and a switch component. The first capacitor component, the second capacitor component, and the switch component cooperate to maintain an input voltage to a target circui... | 09/26/2006 |
| 7106023 | Motor driving apparatus The present invention is directed to the provision of a servomotor driving apparatus that feeds energy stored in a power storage part connected with a DC link that connects a rectifier circuit with an inverter circuit so that the energy stored in the power storage p... | 09/12/2006 |
| 7095213 | Multifunctional complex power supply device A multifunctional complex power supply device has an anti-countercurrent and voltage-regulation circuit with a rechargeable battery connected in conjunction with a solar battery, a generator and a microphone. A first switch is mounted between the solar battery and t... | 08/22/2006 |
| 7087329 | Electric storage augmentation of fuel cell system transient response A fuel cell stack (7) with output lines (8, 9) has a bank of supercapacitors (10) or batteries (10a) connected across the output lines, either directly or through a DC/DC converter (22). The fuel cell stack receives fuel eit... | 08/08/2006 |
| 7088065 | Drive unit and vehicle equipped therewith A drive unit of the invention comprises a motor that can input/output motive power to/from a drive shaft, a drive circuit that performs drive control of the motor, a fuel cell that is connected to the drive circuit without the intervention of a voltage converter suc... | 08/08/2006 |
| 7084600 | Power control apparatus for a turbo charger equipped with an assist motor and a motor driven turbo charging apparatus A power control apparatus includes an inverter giving a rectangular waveform drive signal to an induction motor, an inverter voltage controlling section controlling an output voltage of the inverter, a converter boosting a voltage supplied to the inverter, a convert... | 08/01/2006 |
| 7071581 | Uninterruptible power supply system using a slip-ring, wound-rotor-type induction machine and a method for flywheel energy storage Several embodiments of an uninterruptible power supply (UPS) system, which system provides highly reliable output power to a load using a slip-ring induction machine and a flywheel combination, are disclosed as well as methods relating thereto. In a preferred embodi... | 07/04/2006 |
| 7068150 | UPS signaling state A system receives AC power from an Uninterruptable Power Supply (UPS) on an AC power cable. The AC power cable couples a primary AC line voltage or a switched secondary AC line voltage depending on the quality of the primary AC line voltage. The UPS has a modulating... | 06/27/2006 |
| 7061744 | Electrostatic breakdown prevention apparatus for electronic apparatus An electrostatic breakdown prevention apparatus is disclosed which allows an electronic apparatus connected to a connector to bidirectionally transfer data at a high speed on the same signal line and prevents an electrostatic breakdown of the electronic apparatus wi... | 06/13/2006 |
| 7051223 | System, apparatus, and method for limiting non-volatile memory An apparatus for limiting volatile computer memory based on available energy in an auxiliary power source comprises an energy monitor module configured to determine an amount of available energy in the auxiliary power source. Also provided is a memory status module ... | 05/23/2006 |
| 7049710 | Power bus for distributed ride through capability A monitoring system includes a power source, a power bus coupled to said power source, a plurality of power taps coupled to said power bus, each of said power taps having a ride-through capacitor operatively coupled thereto to provide power during brief interruption... | 05/23/2006 |
| 7042110 | Variable speed distributed drive train wind turbine system A variable speed wind turbine employing a rotor connected to a multiplicity of synchronous generators with wound field or permanent magnet rotors. A passive rectifier and an inverter are used for power transfer back to the grid. A Turbine Control Unit (TCU) commands... | 05/09/2006 |
