Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02H - Emergency protective circuit arrangements › H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232)
11/2005
11/10/2005US20050248898 Transient block and terminator assembly
11/10/2005US20050248892 Sub-micron high input voltage tolerant input output (I/O) circuit
11/10/2005US20050248891 Substrate-triggered bipolar junction transistor and ESD protection circuit
11/10/2005US20050247997 On-chip resistance monitor and diagnoses for electrical fuses
11/10/2005US20050247475 Feedthrough terminal assembly with lead wire bonding pad for human implant applications
11/10/2005DE202005010668U1 Power supply has current limiting protection circuit, which alarms the user in case of a power overload
11/10/2005DE102004002581B4 Funkenstrecke mit optisch gezündetem Leistungshalbleiterbauelement Spark gap with optically ignited power semiconductor component
11/10/2005CA2565453A1 Adaptive gate drive for switching devices of inverter
11/10/2005CA2507739A1 Emi filter terminal assembly with wire bond pads for human implant applications
11/09/2005EP1594208A2 Transient Block and Terminator Assembly
11/09/2005EP1594174A2 Method for mechanical stabilisation of tube-shaped superconducting ceramic and mechanically stabilised tupe shaped superconducting composite
11/09/2005EP1535308A4 Protected dual-voltage microcircuit power arrangement
11/09/2005CN1694328A Paired multi-layered dielectric independent passive component architecture
11/08/2005US6963183 Control circuit for a direct current motor
11/06/2005CA2505446A1 Transient block and terminator assembly
11/03/2005WO2005104326A2 Electrostatic discharge protection circuits
11/03/2005US20050243497 Protection switching methods and systems for electronic devices
11/03/2005US20050243496 Protection devices and methods for preventing the flow of undesirable differential mode transients
11/03/2005US20050243494 Highly efficient line transient protection circuit for high power loads
11/03/2005US20050243486 Frequency selective grounding method and arrangement
11/03/2005US20050243483 Differential electrical surge protection within a LAN magnetics interface circuit
11/03/2005DE19945945B4 Schutzschaltung für wenigstens ein kapazitives Stellglied Protection circuit for at least one capacitive actuator
11/03/2005DE10356089B4 Schaltungsanordnung und Verfahren zum Steuern eines induktiven Verbrauchers Circuit arrangement and method for controlling an inductive load
11/02/2005EP1592173A2 Protection switching methods and systems for electronic devices
11/02/2005EP1592105A2 Protection circuit for a converter
11/02/2005EP1590866A1 Fault current limiters (fcl) with the cores saturated by superconducting coils
11/02/2005CN1691341A Thin film circuit substrate, piezoelectric speaker device, display device, and sound-generating display device
11/01/2005US6960792 Bi-directional silicon controlled rectifier structure with high holding voltage for latchup prevention
11/01/2005CA2331848C Electrical light socket
10/2005
10/27/2005WO2005101632A1 Ac/dc converter comprising plural converters in cascade
10/27/2005WO2005101626A1 Noise control circuit
10/27/2005US20050237688 Current limit protection scheme for pwm buck converter with synchronous rectifier
10/27/2005US20050237685 Thin film circuit substrate, piezoelectric speaker device, display device, and sound-generating display device
10/27/2005US20050237684 Circuit arrangement
10/27/2005US20050237683 Semiconductor integrated circuit device
10/27/2005US20050237682 Novel ESD protection scheme for core devices
10/27/2005US20050237681 High voltage ESD protection circuit with low voltage transistors
10/27/2005US20050237679 Protective circuit for a frequency converter
10/27/2005US20050235452 Thermal protection system for electrical appliance
10/27/2005DE19838109B4 Ansteuerschaltung für induktive Lasten Drive circuit for inductive loads
10/27/2005DE19806805B4 Startvorrichtung für einen Elektromotor Starting device for an electric motor
10/27/2005DE102005012737A1 Mikrowellenlampennetzanschluss, der einer Störung in einem Hochspannungskreis widerstehen kann Plasma lamp power supply that can withstand a fault in a high-voltage circuit
10/27/2005DE102004017284A1 Integrierte Halbleiterschaltung und Verfahren zur Prüfung der integrierten Halbleiterschaltung A semiconductor integrated circuit and method for testing the semiconductor integrated circuit
10/27/2005DE102004013925A1 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
10/26/2005EP1589791A2 Bypass device for bypassing an electric load
10/26/2005EP1588465A2 Electrostatic discharge circuit and method therefor
10/26/2005CN2737046Y Lightning and electric surge proof protector for communication signals
10/26/2005CN2737045Y Lighting proof protector for low-voltage power supply
10/26/2005CN2737044Y Compound recoverable miner's lamp short circuit protector
10/26/2005CN1689207A Integrated surge current limiter circuit and method
10/25/2005US6958896 Early triggered ESD MOSFET protection circuit and method thereof
10/25/2005US6958893 Superconducting matrix fault current limiter with current-driven trigger mechanism
10/20/2005US20050231881 Apparatus and method for field testing MOV arresters
10/20/2005US20050231879 Electronic switch system with continuous design
10/20/2005US20050231874 Inrush current controller
10/20/2005US20050231867 Electrostatic protection circuit
10/20/2005US20050231866 Method and apparatus for protecting a gate oxide using source/bulk pumping
10/20/2005US20050231865 Method and device for protection of a switching device controlled by a control unit
10/20/2005US20050231864 Sub-micron high input voltage tolerant input output (I/O) circuit which accommodates large power supply variations
10/19/2005EP1586163A1 Filter network
10/19/2005EP1307753B1 Method and device for identifying and localising high-ohm, single-pole earth faults
10/19/2005CN2735626Y An over-voltage protector for aerial insulated line
10/19/2005CN1685581A Over voltage protection circuit
10/19/2005CN1684331A Anti-explosion power source surge protector
10/19/2005CN1224101C Electronic electrostatic discharge protection device and its manufacturing method
10/13/2005WO2005096464A1 Device for deviating overvoltages comprising one or several parallel mounted overvoltage limiting elements arranged in a structural unit
10/13/2005WO2005094522A2 Method and apparatus for protecting a gate oxide using source/bulk pumping
10/13/2005US20050225917 Integrated semiconductor circuit and method for testing the same
10/13/2005US20050225916 Ultrasound membrane transducer collapse protection system and method
10/13/2005US20050225913 Progressive impedance connector
10/13/2005US20050225912 Electrical over stress robustness
10/13/2005US20050225911 Capacitor design in ESD circuits for eliminating current leakage
10/13/2005US20050225910 Tunable esd trigger and power clamp circuit
10/13/2005US20050225258 Microwave lamp power supply that can withstand failure in high voltage circuit
10/13/2005DE202005008236U1 Power supply-control circuit e.g. for computer hard-disc- and floppy-disc-drives, uses control circuit with current-limiting adjuster unit
10/13/2005DE102004008994A1 Error diagnosis process in high voltage networks determines error affected phase then earths a non affected phase and finds distance to the fault by impedance measurement
10/12/2005CN2733707Y 总控制电源 Total Control Power
10/12/2005CN2733702Y Power supply protector
10/12/2005CN2733661Y A plug with built-in surge absorbing element
10/12/2005CN2733574Y Surge suppressor for AC contactor
10/12/2005CN2733483Y Multipurpose remote controller
10/12/2005CN1681367A Microwave lamp power supply that can withstand failure in high voltage circuit
10/11/2005US6954346 Filter assembly
10/11/2005US6954345 Generator for producing high voltages
10/06/2005WO2005093923A1 Surge absorber and surge absorbing circuit
10/06/2005US20050219781 Electronic card with protection against aerial discharge
10/06/2005US20050219780 Electrostatic discharge protection device and method using depletion switch
10/06/2005US20050219779 Surge protection circuit
10/06/2005US20050219778 Semiconductor device
10/06/2005US20050218907 System and method for on line monitoring of insulation condition for dc machines
10/06/2005US20050218906 System and method for monitoring of insulation condition
10/05/2005EP1583198A2 Mobile machine tool powered by the mains
10/05/2005CN2731804Y Safety device of general wiring rack overvoltage protection
10/05/2005CN2731803Y D.C. superconductive fault current limiter
10/05/2005CN2731802Y Security unit of semiconductor three-pole discharge tube
10/05/2005CN2731714Y Circuit and sensor having static discharging protection
10/05/2005CN1678162A Static electricity protective circuit and high-frequency circuit apparatus incorporating the same
10/05/2005CN1677672A 半导体器件 Semiconductor devices
10/05/2005CN1222105C Oscillatory circuit, electronic circuit, semiconductor device, electronic instrument and clock
10/04/2005US6952334 Linear regulator with overcurrent protection
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