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WO/2007/022136A2 |
Improved electrical transient blocking is provided with a transient blocking unit (TBU) having a partial disconnect capability. A TBU is an arrangement of voltage controlled switches that normally conducts, but switches to a disconnected...
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WO/2007/018867A2 |
An RFID protection scheme includes monitoring an output signal of a least one receiver mixer of the reader, and, based at least in part on said monitoring, when said output signal exceeds a predetermined threshold, performing one or more...
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WO/2007/008682A2 |
Methods and circuits are disclosed for protecting an electronic circuit from ESD damage using an SCR ESD cell (10). An SCR circuit is coupled to a terminal of an associated microelectronic circuit for which ESD protection is desired. The...
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WO/2007/006021A1 |
The invention provides an apparatus for shunting leakage current of a solid state switching device (SSSD) (10). The apparatus selectively provides a shunt pathway to divert current away from the output load based on the switching state o...
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WO/2007/003706A1 |
A series spark gap is triggered such that in parallel with partial spark gaps (1 , 2) of the series spark gap there are coupled first voltage distribution means. Further, at least in one partial spark gap (1 , 2) there is arranged an add...
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WO/2007/005472A2 |
An ESD device invention comprises first and second transistors formed in a substrate, each having a source, a drain and a gate, the source and drain of the first transaction being connected between ground and an I/O pin or input, the gat...
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WO/2006/137926A2 |
Nanotube ESD protective devices and corresponding nonvolatile and volatile nanotube switches. An electrostatic discharge (ESD) protection circuit for protecting a protected circuit is coupled to an input pad. The ESD circuit includes a n...
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WO/2006/138119A2 |
A method and apparatus for transient blocking relying on a transient blocking device and a sampling circuit. The transient blocking device has at least one depletion mode n- channel device interconnected with at least one depletion mode ...
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WO/2006/133658A1 |
The invention relates to a switching circuit comprising at least one circuit-breaker (M1, M2) for switching a load (XL), a resistor (RL), a thyristor (Th) or a triac (TR), and means (R1, Di, V3) for igniting the thyristor (Th) or the tri...
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WO/2006/133995A2 |
The invention relates to a monolithically integrated semiconductor assembly comprising a power component and to a method for producing a semiconductor assembly. According to the invention, a monolithically integrated resistor element (19...
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WO/2006/129152A1 |
A circuit and corresponding method for controlling inrush current in an AC-DC power converter by providing a relay and a control circuit for limiting inrush current efficiently during cold startup, warm startup, and power line disturbanc...
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WO/2006/130722A2 |
Provided is an apparatus (24) and method for determining a faulted phase resulting from a fault in a three-phase ungrounded power system (10). The method includes comparing a phase angle of an operating phasor to a phase angle of a fixed...
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WO/2006/129005A2 |
The invention relates to an overvoltage protection device, comprising at least one input (21), for connection to an electric power supply network, at least one outlet (22), for connection to an electric circuit for protection, overvoltag...
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WO/2006/128059A2 |
An apparatus (fig. 1) for selectively coupling electrical connectors. The apparatus includes a common connector (4) electrically co to a secondary connector (10) and a primary connector (8) through an isolation means (6). The isolation m...
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WO/2006/126904A1 |
The subject of the invention is a protection circuit for potential transformers, finding application in the attenuation of ferroresonant oscillations occurring in potential transformers in a high voltage network. The system according to ...
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WO/2006/122844A1 |
The invention provides a micromechanical component having a substrate (1); having a sensor element (40) provided on the substrate (1), which sensor element is formed from at least one first functional layer, and having an electrical bypa...
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WO/2006/122058A2 |
Transient blocking with electrostatic discharge (ESD) protection to be employed with a transient blocking apparatus that has a transient blocking core with an input, an output and at least one depletion mode n-channel device interconnect...
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WO/2006/121565A1 |
A circuit (20; 30) for protecting a circuit device against electrostatic discharge (ESD) , power line, and voltage supply line surges. A transistor (26) , diode (27; 44, 33, 42) , resistor (24; 29; 51) , and capacitor (25; 52) are config...
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WO/2006/118810A2 |
Electrical connectors having a first differential signal pair of electrical contacts edge-coupled along a first direction, a second differential signal pair of electrical contacts edge-coupled along the first direction, and a ground plat...
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WO/2006/119133A2 |
A circuit protection device including a conductor arm releasably connected between a voltage sensitive device and a circuit to be protected. The connector arm is biased to move in a direction generally parallel with a plane defined by a ...
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WO/2006/116462A2 |
A method for connecting circuit elements within an integrated circuit for reducing single-event upsets is disclosed. The integrated circuit includes a first and second circuit elements that are substantially identical to each other. In o...
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WO/2006/114882A1 |
There is provided a gas tube arrestor capable of judging outgassing visually by providing a wall for airtightly enclosing a space defined by a plurality of electrodes, gas encapsulated in the enclosed space, and a marker provided in the ...
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WO/2006/116517A2 |
An apparatus and a method for uni-directional and bi-directional transient blocking. The uni-directional apparatus has a depletion mode n-channel device at its input and a normally closed relay, e.g., a micro-electro-mechanical (MEM) rel...
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WO/2006/115458A1 |
The present invention relates to a device for reduction of the voltage derivative for an electrical component (2) connected to an electric conductor (6) via an electric bushing (1) . The device is intended to protect an electrical compon...
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WO/2006/112766A1 |
The invention relates to an inductive device (27) intended to be connected to a multiple phase alternating current power network in connection with a zero voltage point of the power network. The device comprises a coil (35) having an ind...
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WO/2006/104570A2 |
A circuit for protecting an electronic device including a differential nulling avalanche clamp circuit (200, 300) and method of using the circuit in an electronic system (100) to limit radio frequency overdrive. The electronic system (10...
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WO/2006/105452A2 |
The present invention provides a semiconductor structure device having a first and a second semiconductor devices with a silicon controlled rectifier (SCR) formed between the two devices with advantages to couple the devices to provide m...
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WO/2006/104613A2 |
Disclosed are novel internal structures of energy conditioners (3a-3k) having A,B, and G master electrodes, novel assemblies of internal structures and internal structures of energy conditioners having A,B, and G electrodes, and novel ar...
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WO/2006/099297A2 |
Disclosed are novel internal structures of energy conditioners (700) having A, B, and G master electrodes (702,703,704). Certain internal structures have conductive layers of A and B master electrodes in the same plane, and conductive la...
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WO/2006/093830A2 |
The application discloses novel internal structures of energy conditioners, assemblies of external structures of energy conditioners and mounting structure, and novel circuits including energy conditioners (700) having A, B, and G master...
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WO/2006/093647A1 |
A variable speed drive (104) with a converter (202) that is controllable to precharge a DC link (204) is provided. The variable speed drive (104) also includes an inverter (206). The converter (202) converts a fixed line frequency, fixed...
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WO/2006/093831A2 |
The application discloses energy conditioners that include A, B, and G master electrodes (1,20 and 40) in which the A and B electrodes include main body electrodes with conductive paths that cross inside the energy conditioner.
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WO/2006/093648A1 |
A variable speed drive (104) with a converter (202) that is controllable to precharge a DC link (204) is provided. The variable speed drive (104) also includes an inverter (206). The converter (202) converts a fixed line frequency, fixed...
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WO/2006/089272A2 |
Protection for sensitive components on a printed circuit board by selectively depositing transient protection material on one or more layers of the printed circuit board is disclosed.
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WO/2006/086885A1 |
There is provided an energy discharge apparatus for dissipating a quantity of stored magnetic energy in a generator field coil of a brushless generator. The apparatus includes an exciter regulator responsive to an output signal of the ge...
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WO/2006/088543A2 |
An ESD protection system for I/O cells of an integrated circuit. The I/O cells of a bank of cells (201) include a first type of I/O cells (211) having ESD trigger circuits and a second type of I/O cells (213) having ESD clamp devices (24...
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WO/2006/086564A2 |
A Protection system in which a shunt protection device (210) at the interface terminals (Tip, Ring) is optically triggere sensor components (230A, 230B) within the circuit. This permits a variety of appropriate overvoltage detection thre...
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WO/2006/084504A1 |
An active EMC filter for machine tools allows reducing the leakage current normally induced by large phase-to-ground capacitances. The filter may comprise an active shunt module or an impedance converter or a correction signal generator ...
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WO/2006/083739A1 |
Systems and methods for implementing line overload control via providing distributed series impedance are disclosed. One system, amongst others, comprises at least one distributed series reactor (DSR). Each DSR comprises a single turn tr...
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WO/2006/083334A1 |
Active current surge limiters (100) and methods of use are disclosed. One exemplary system, among others, comprises a current limiter (140), including an interface configured to be connected between a power supply (110) and a load (120);...
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WO/2006/076219A2 |
A transient suppression circuit is provided. The circuit comprises a first node having positive and negative terminals and being configured to be electrically coupled to a switching control circuit. The switching control circuit is opera...
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WO/2006/072292A1 |
The invention relates to a circuit arrangement for protecting a circuit from electrostatic discharges and to a corresponding method for controlling said circuit arrangement. A first protective element (4) and a second protective element ...
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WO/2006/065348A1 |
A diode (250) is comprised of a doped region (252) formed with a first dopant of a first conductivity type. In addition, the diode further comprises a substrate (254) doped with a second dopant of a second conductivity type opposite of t...
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WO2006011982B1 |
A CMOS circuit (40) is provided which includes a current-limiting device (46, 48) arranged along a power-supply bus (42) or a ground bus (44) of the circuit. The current-limiting device (46, 48) is configured to prevent latch up of the C...
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WO/2006/058576A1 |
An additional device in a current limiter for limiting current in the event of a fault is comprised of an electric additional valve that is connected in series with and has the same conducting direction as an associated main valve. Two s...
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WO2005119874A9 |
An electronic switch system comprising a circuit path that includes a first path that is formed by a substantially nonconductive composition and a second path that includes a nonconductive composition. The first and second paths are disp...
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WO/2006/054042A1 |
An integrated protection device for protecting a subscriber line interface circuit from over-voltages on a communications line. The device comprises a switching portion having a gate, a cathode and an anode and a voltage offset portion a...
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WO/2006/053292A2 |
An apparatus and method for enhanced transient blocking employing a transient blocking unit (TBU) that uses at least one depletion mode n-channel device interconnected with at least one depletion mode p-channel device. The interconnectio...
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WO/2006/052667A2 |
A method of driving a power transistor switch comprising: receiving a drive input signal; converting the drive input signal into a converted drive input signal; and providing the converted gate drive input signal to a control electrode o...
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WO/2006/050568A1 |
An electrical surge protection device (12) confers protection to an output node (13) from electrical surges on a data or power line (10) incident on an input node (11). A transistorised surge protection device (18) is located in a curren...
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