Patents
Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232)
09/2006
09/12/2006US7106567 Hard disk drive (HDD) electrical over voltage stress (EOS) systems and methods
09/12/2006US7106563 Electrostatic discharge protection circuit coupled on I/O pad
09/12/2006US7106562 Protection circuit section for semiconductor circuit system
09/08/2006WO2006093648A1 System for precharging a dc link in a variable speed drive
09/08/2006WO2006093647A1 System for precharging a dc link in a variable speed drive
09/08/2006WO2006053240A3 Local esd power rail clamp which implements switchable i/o decoupling capacitance function
09/08/2006WO2006014875A3 Electrostatic discharge protection structures for high speed technologies with mixed and ultra-low voltage supplies
09/08/2006CA2596992A1 System for precharging a dc link in a variable speed drive
09/08/2006CA2596971A1 System for precharging a dc link in a variable speed drive
09/07/2006US20060198070 Methods, circuits, and applications using a resistor and a Schottky diode
09/07/2006US20060198069 Power ESD clamp protection circuit
09/07/2006US20060198068 Servo control apparatus
09/07/2006US20060198067 Extension cord having open neutral during fault detection trip
09/07/2006US20060198066 Permanent-magnet ground fault circuit interrupter plug and its permanent-magnet mechanism therein
09/07/2006DE202005006760U1 Light consists of connection for voltage supply channel and second connection for signal channel and has security against overloading and may have apparatus to locate first and second channels
09/07/2006DE19781646B4 Spannungstolerante elektrostatische Entladungsschutzeinrichtung Voltage tolerant electrostatic discharge protection device
09/07/2006DE10117356B4 Schaltungsanordnung Circuitry
09/06/2006EP1698033A2 Internally shielded energy conditioner
09/06/2006EP1481456A4 A protection device
09/06/2006EP0868810B1 Automatic subscriber callback system
09/06/2006CN2814629Y Electric current limiter
09/06/2006CN2814430Y Small current grounding select switch with arc suppression coil
09/06/2006CN1830091A H-bridge with single lead frame
09/06/2006CN1829034A Lightning surge protection circuit and radio-frequency signal processing device having the same
09/06/2006CN1829033A Lightningproof circuit and immersion type piezoresistance liquid level transmitter with the same
09/06/2006CN1828789A Superconducting magnet system
09/05/2006US7102867 Method, apparatus and circuit for latchup suppression in a gate-array ASIC environment
09/05/2006US7102864 Latch-up-free ESD protection circuit using SCR
09/05/2006US7102862 Electrostatic discharge protection circuit
09/05/2006US7102860 Power limiting time delay circuit
09/05/2006US7102483 Multi-layer over-current protector
09/05/2006US7102355 Method, apparatus and computer-readable code for magnifying an incipient ground fault and enable quick detection of such fault
09/05/2006CA2227960C Emp-charge-eliminator
08/2006
08/31/2006US20060195874 Transmission/reception integrated radio-frequency apparatus
08/31/2006US20060193093 Nanotube ESD protective devices and corresponding nonvolatile and volatile nanotube switches
08/31/2006DE19983293B4 Eine Belastungsnachführungs-Schaltungskonfiguration A circuit configuration Belastungsnachführungs
08/31/2006DE10226082B4 Schaltungsanordnung zur Strombegrenzung Circuit arrangement for current limitation
08/30/2006EP1695158A1 Intrinsically safe data transmission device
08/30/2006CN2811095Y Lightning protection turnout indicating rectifier
08/29/2006US7099852 Detection of pump cavitation/blockage and seal failure via current signature analysis
08/29/2006US7099461 System and method for the powering and fault protection of remote telecommunications equipment
08/29/2006US7099135 Integrated inrush current limiter circuit and method
08/29/2006US7099133 Sensor protection circuit
08/29/2006US7099131 Surge absorber and surge absorber array
08/29/2006US7099129 Ground fault circuit interrupter incorporating miswiring prevention circuitry
08/29/2006US7098717 Gate triggered ESD clamp
08/29/2006US7098511 ESD protection circuit
08/24/2006WO2006089272A2 Selective deposition of embedded transient protection for printed circuit boards
08/24/2006WO2006088543A2 I/o cell esd system
08/24/2006WO2006086885A1 Stored magnetic energy discharge apparatus for a generator field coil
08/24/2006US20060187601 Input and output circuit of an integrated circuit chip
08/24/2006US20060187597 Static eliminator and electric discharge module
08/24/2006US20060187596 Charge modulation network for multiple power domains for silicon-on-insulator technology
08/24/2006US20060187595 Apparatus and method for controlling leakage current in bipolar esd clamping devices
08/24/2006DE102005015596A1 Socket outlet arrangement with grounding contact, uses inter-wired standard pluggable connection contacts for data line
08/24/2006DE102005007377A1 Netzteil zur Erzeugung einer niedrigen Gleichspannung Power supply for generating a low DC voltage
08/24/2006DE102005006613A1 Vorrichtung zur Ankopplung einer Signalsende- und/oder Signalempfangseinheit an eine Spannungsversorgungsleitung An apparatus for coupling a signal transmitting and / or signal receiving unit to a voltage supply line
08/24/2006DE102005003682A1 Schutzschaltung in einem Stromversorgungseingang einer elektrischen Einrichtung und Verwendung einer Schutzschaltung Protection circuit in a power supply input and an electrical device using a protection circuit
08/23/2006EP1693944A2 Intrinsically safe electrical barrier
08/23/2006EP1693921A1 Electric apparatus for protecting terminals
08/23/2006EP1693679A1 Method for the determination of a parameter of an electric power supply network
08/23/2006CN2810004Y Lightning protector
08/23/2006CN2810003Y A keyboard circuit
08/23/2006CN1823460A A protection system for medium-voltage potential transformers
08/23/2006CN1822470A Transient power compensator for automobile storage battery
08/22/2006US7095598 Fault detection apparatus and method
08/17/2006WO2006086564A2 Flexible secondary overcurrent protection
08/17/2006WO2006086460A2 Minimized wire bonds in transient blocking unit packaging
08/17/2006WO2006084504A1 Active emc filter for machine tools
08/17/2006US20060181832 Coaxial overvoltage protector
08/17/2006US20060181828 Overvoltage-protected light-emitting semiconductor device
08/17/2006US20060181827 Selective deposition of embedded transient protection for printed circuit boards
08/17/2006US20060181826 Substantially continuous layer of embedded transient protection for printed circuit boards
08/17/2006US20060181825 Device and method for preventing an integrated circuit from malfunctioning due to a surge voltage
08/17/2006US20060181824 Schottky diode-based noise-removing semiconductor device and fabrication method therefor
08/17/2006US20060181823 I/O cell ESD system
08/17/2006US20060181822 Transient voltage clamping circuit
08/17/2006US20060181821 Electrical ground isolation and secondary failure reduction detection and isolation
08/17/2006US20060181817 Means for preventing unintended powering
08/17/2006DE102004013925B4 Verfahren und Vorrichtung zum Schutz einer von einer Steuereinrichtung gesteuerten Schaltvorrichtung Method and apparatus for the protection of a controlled switching device by a control device
08/16/2006EP1691381A2 Fault current limiting superconducting coil
08/16/2006EP1690326A1 Circuit system and method for controlling an inductive consumer
08/16/2006CN2807572Y Lightning protection circuit
08/16/2006CN1819390A Select switching method for fast automatic ac-extincting coil grounding coil wiring system
08/16/2006CN1819389A Circuit structure for restricting ringing current
08/16/2006CN1270437C Transient damping arrangement
08/15/2006US7092227 Electrostatic discharge protection circuit with active device
08/15/2006US7091633 Current-limiting logic interface circuit
08/15/2006US7091631 Intrinsically secure device for supplying redundant current-voltage
08/10/2006WO2006083739A1 Systems and methods for distributed series compensation of power lines using passive devices
08/10/2006WO2006083334A1 Active current surge limiters
08/10/2006WO2006039690A8 Method and system for signal and power distribution in a building housing a manufacturing process
08/10/2006US20060176638 Minimized wire bonds in transient blocking unit packaging
08/10/2006US20060176637 High-frequency bypass unit
08/10/2006US20060176635 Solid-state magnet control
08/10/2006US20060176629 Networks for process control
08/10/2006US20060176628 Semiconductor integrated circuit device and method of manufacturing the same
08/10/2006US20060176627 Radiation tolerant solid-state relay
08/10/2006US20060176626 Electro-static discharge (ESD) power clamp with power up detection
08/10/2006DE102005005914A1 Steckbare Gerätekombination zum Schutz vor Überspannungen Pluggable equipment combination to protect against surges