| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 307042000 | Circuit arrangements or layouts | 20 |
| 20080252142 | Apparatus for Electrical Power Transmission - A device for electrical energy transmission includes one or more current converters. Each current converter has phase elements with at least one series connection of circuit elements each with at least two power semiconductors and at least two free-wheeling diodes that are connected in parallel thereto, and energy storing means. The transfer properties in or between power distribution networks are improved with the novel device. The phase elements have at least two parallel branches that are connected in parallel with each other and each having with a series connection of circuit elements. | 10-16-2008 |
| 20080258561 | POWER INTERFACE APPARATUS AND METHOD - A centralized isolated ground interface apparatus for providing a remote termination point for isolated ground conductors. The apparatus including an isolation transformer for establishing a neutral to ground bond, at least one isolated ground receptacle positioned remotely from the isolation transformer, a battery backup, an electrical interface housing the isolation transformer and positioned remotely from the at least one receptacle, and a bypass switch for bypassing the battery backup without disrupting electrical current transmitted to the at least one isolated ground receptacle. | 10-23-2008 |
| 20100213764 | Power Distribution System - A power distribution system is disclosed. The system includes a first power line and a second power line laid out on a substrate. The first power line is spaced apart from the second power line. The system also includes at least one conductive connecting line that electrically couples the first power line at one end and the second power line at another end. A power supply supplies power to the first power line and the second power line. A supply node on the conductive connecting line is then used to provide the supplied power. | 08-26-2010 |
| 20100237700 | Signal Repowering Chip For 3-Dimensional Integrated Circuit - A signal repowering chip comprises an input; at least one inverter connected in series to the input; and at least one switch connected to a test enable signal, the at least one switch configured to allow a signal connected to the input to propagate through the at least one inverter in the event that the test enable signal is on. A 3-dimensional integrated circuit comprises a first chip, the first chip comprising a default voltage level and a plurality of wiring layers; and a second chip, the second chip comprising at least one repeater, the repeater being connected to the default voltage level. | 09-23-2010 |
| 20100283324 | POWER DELIVERY OVER DIGITAL INTERACTION INTERFACE FOR VIDEO AND AUDIO (DiiVA) - A system for delivering power over a network of devices connected through a serial link includes a first and second differential pairs of wires. Each differential pair of wires is double AC coupled by a HPF on one side and by another HPF on an opposite side. An LPF connects a portion of each differential pair of wires between the HPFs to a voltage source, and another LPF connects that portion of each differential pair to a load. The system further includes a third and fourth differential pairs of wires. All four differential pairs of wires are located within a single cable, such as a CAT6 cable. The first, second and third differential pair of wires are used for video links, and the fourth differential pair of wires are used for the bi-directional hybrid link. A power delivery circuit in each device includes a voltage source, a power relay switch, a signature resistor for detection, and a load detector. | 11-11-2010 |
| 20110031809 | WIRING METHOD AND WIRING SYSTEM FOR STRUCTURES - A unitized wiring portion (wiring unit) has a hard pipe member, a wire provided in the pipe member, and outside wiring connectors connected at each end of the wire. A plurality of wiring units are prepared in advance wherein wiring units are divided into multiple groups having different length of wires and so on. The wiring units are arranged in a structure (e.g. a vehicle body) and the outside wiring connectors are connected to each other to form a wiring network. The wiring units are fixed to frame and/or reinforcing members to thereby increase mechanical strength of the structure. | 02-10-2011 |
| 20110068627 | Method of Obtaining DC Microgrid Having Minimized Power Loss - Power loss of a direct-current microgrid is analyzed. The process includes initialization and statistics; mutation; competition and convergence test; adaptive mutation; and taboo search. Rearrangement of the microgrid can be figured out in a short time. Thus, power loss is minimized and service can be quickly recovered. | 03-24-2011 |
| 20110140522 | ELECTRICITY DISTRIBUTION SYSTEM, END USER RESIDENCE, AND METHOD - An electricity distribution system, arranged to provide low voltage to end users (for instance, transport means) and located at end user locations includes a first medium voltage line for providing medium voltage and several end user electricity providers associated with respective several end user locations. Each end user electricity provider is couplable to an end user located at the respective end user location, and is arranged to provide low voltage to the end user. The first medium voltage line is provided with a number of branches and the end user electricity providers are each couplable to a respective branch of the medium voltage line via a respective second medium voltage line to receive medium voltage, and are arranged to convert the medium voltage to the low voltage to be provided to an end user. | 06-16-2011 |
| 20110204719 | Network Centric Power Flow Control - A method and apparatus are present for sending power to a number of loads. A plurality of nodes and a number of lines connected to the plurality of nodes are selected to send electrical power from a number of sources to a number of loads based on a capacity to send the electrical power through the plurality of nodes and the number of lines. The plurality of nodes is configured into a circuit to carry the electrical power from the number of sources to the number of loads using the plurality nodes. The plurality of nodes are controlled to send the electrical power through the circuit to the number of loads using a number of agent processes associated with the plurality of nodes. | 08-25-2011 |
| 20110221272 | Semiconductor Device - The invention provides a circuit which provides a stabilized boosting in the case where a semiconductor device typified by a non-contact ID chip includes a circuit which requires a higher voltage than a logic circuit does. By inputting an alternating signal inputted from an antenna to a charge pump circuit as it is or through a logic circuit, a charge pump can operate with a stabilized frequency that a clock frequency is not affected by a variation of elements and the ambient temperature, thus a stabilized boosting can be provided. | 09-15-2011 |
| 20120126617 | INDUSTRIAL COMPUTER SET, POWER CABINET AND SYSTEM CABINET - An industrial computer set is provided and includes a power cabinet and a plurality of system cabinets. The power cabinet includes a power conversion module and a power cable distribution tray. The power conversion module is coupled between mains electricity and the power cable distribution tray. The power conversion module is used for converting a high-voltage AC power into a high-voltage DC power. Each of the system cabinets includes a plurality of system units and a shunt module. The shunt module is coupled between the power cable distribution tray and the system units. The shunt module receives the high-voltage AC power from the power cable distribution tray, and shunts the high-voltage AC power to the system units. | 05-24-2012 |
| 20120242149 | METHOD FOR DESIGNING POWER DISTRIBUTION NETWORK OF CIRCUIT SYSTEM AND RELATED CIRCUIT SYSTEM - A method for designing a power distribution network of a circuit system includes the following steps: determining positions of a plurality of power source nodes; estimating a current distribution condition of the circuit system; and creating a first part of the power distribution network according to at least the positions of the power source nodes | 09-27-2012 |
| 20140062198 | SOLAR PHOTOVOLTAIC THREE-PHASE MICRO-INVERTER AND A SOLAR PHOTOVOLTAIC GENERATION SYSTEM - The invention provides a solar photovoltaic three-phase micro-inverter, comprising DC terminals, connected with three DC photovoltaic assemblies for receiving DC; three single-phase inverter circuits, having DC input terminals connected with the DC photovoltaic assemblies via the terminals, for converting the DC to AC; AC terminals, connected with the AC output terminals of the inverter circuits and a three-phase AC power grid, for outputting the AC generated by the inverter circuits; wherein DC input terminals of each inverter circuit are connected in parallel with each other, and AC output terminals are connected with one phase of the three-phase AC power grid and a neutral wire via the AC terminals. The invention further provides a solar photovoltaic generation system. The invention connects DC sides of three single-phase inverter circuits in parallel, which can simply eliminate ripple power at DC side input terminals in a three-phase micro-inverter. | 03-06-2014 |
| 20140084688 | METHOD AND APPARATUS FOR WIRELESS POWER TRANSMISSION - A method for wireless power transmission includes establishing respective wireless communication link between a coordinating transmitter and each receiver. The method further includes measuring respective mutual impedance between a coordinating transmitter and each receiver by applying a voltage to the coordinating transmitter and configuring each receiver to measure an induced current in response to the applied voltage. The method calculates respective matching impedance for the coordinating transmitter and each receiver based on corresponding mutual impedance. The method transmits the respective matching impedance to each receiver to enable each receiver to adjust to have the respective matching impedance. The method adjusts the coordinating transmitter to have the respective matching impedance. | 03-27-2014 |
| 20140167512 | Method and Apparatus for Powering a Set of Direct-Current Consuming Loads - Set of linked together, direct current powered decorative ornaments. A branched power supply cord is provided that powers a plurality of decorative ornaments, each ornament having a direct current consuming load. The supply cord can include an elongate trunk supply line terminating at a base-end in a pronged plug configured for plugged insertion into an alternating current outlet. The pronged plug can be electrically coupled upstream to a switched-mode power supply having an AC-to-DC rectifier and having variable power output capability, the magnitude of which can be determined by the instant load demand thereupon. An operator-actuable switch can be electrically coupled downstream of the switched-mode power supply and can be electrically coupled upstream of a branched distal portion of the trunk supply line that has a plurality of lead-lines. | 06-19-2014 |
| 20140232191 | CONTACT WIRE SYSTEM FOR TRACTION SUPPLY OF AN ELECTRIC TRACTIVE VEHICLE - A contact line system is provided for traction supply of an electrical tractive vehicle. It contains a contact line being contacted by a current consumer of the tractive vehicle for energy transmission. It further contains a central substation for converting a supply voltage into a contact line voltage which is electrically connected to the contact line via a section exit for supplying of energy. It additionally contains a protection device for interrupting the energy supply upon recognizing a failure which has a central measurement device for measuring a parameter in the section exit and an evaluation device for recognizing a failure. The protection device has decentrally arranged measurement units for detecting parameters outside of the substation and a data transmission system for transmitting parameter measurement values to the evaluation device. The evaluation device evaluates the decentrally detected parameter measurement values for failure recognition. | 08-21-2014 |
| 20140265578 | FINE TIMING ADJUSTMENT METHOD - Embodiments of the present invention may provide non-invasive techniques for adjusting timing in multistage circuit systems. A multistage circuit system according to embodiments of the present invention may include a plurality of circuit stages coupled to signal lines that carry signals. The system may also include a plurality of load circuits, one provided in for each circuit stage. The load circuits may have inputs coupled to the signal lines that carry the input signals. Each load circuit may include a current source programmable independently of the other load circuits that propagates current through an input transistor in the respective load circuit that receives the signal. The current propagating through the input transistor may provide a load on the corresponding signal line, allowing fine timing adjustment for each circuit stage. | 09-18-2014 |
| 20150295732 | ETHERNET POWERED DEVICE - The present invention discloses an Ethernet powered device. A PoE splitter is added with an RJ45 connector which is connected synchronously with another non-PoE device through an Ethernet cable. Accordingly, the PoE splitter can transmit power to a non-PoE device, including a wireless AP, a CPE, a router, etc., through the Ethernet cable, and is also able to connect another non-PoE device, such as a monitor. | 10-15-2015 |
| 20150351263 | Electric Circuit Guise As A Practical Carryall - The present invention concerns an electric circuit to distribute electricity in the guise of a practical carryall, where the circuit is in a sturdy housing that serves as the base for the carryall. The base is made from an insulated material and the carryall is reinforced, treated, or made from a fire resistant fabric. The circuit is equipped with an on/off switch and can simultaneously distribute alternating and direct current when plugged into an external wall outlet. The circuit distributes alternating and direct current to AC receptacles and USB ports located about the base. | 12-03-2015 |
| 20150380935 | SYSTEMS, METHODS, AND APPARATUS FOR POWERING DEVICES USING ENERGY FROM A COMMUNICATION BUS - In some embodiments, an apparatus includes a power source, a communication bus, a first electrical component connected to the power source and the communication bus, and a second electrical component connected to the communication bus. In such embodiments, the second electrical component can be to be powered by the communication bus such that performance of the communication bus does not fall below a specified performance for the communication bus. | 12-31-2015 |
