Patents
Patents for H02H 9 - Emergency protective circuit arrangements for limiting excess current or voltage without disconnection (21,232)
07/2006
07/06/2006US20060146458 Surge suppressor with increased surge current capability
07/06/2006US20060146457 Output driver having electrostatic discharge protection
07/06/2006DE19629481B4 Schaltungsanordnung für eine Hochspannungskabelanlage Circuit arrangement for a high voltage cable system
07/06/2006DE10128740B4 Aktive Überspannungsschutzschaltung Active overvoltage protection circuit
07/05/2006EP1676350A2 Active protection circuit arrangement
07/05/2006CN2794007Y Lighting arrester
07/05/2006CN2794006Y Electric tool walker with overcurrent protection
07/05/2006CN1797890A Protection circuit for static discharge
07/05/2006CN1263125C Electrostatic discharge protection system for flip chip packaged IC and chip having said system
07/04/2006US7072163 Method and apparatus for a remote electric power line conductor faulted circuit current monitoring system
07/04/2006US7072162 Bi-directionally driven forward converter for neutral point clamping in a modified sine wave inverter
07/04/2006US7072161 High ESD stress sustaining ESD protection circuit
07/04/2006US7072159 Current limiter with low drop voltage for surge protection and fuse protection
07/04/2006US7072158 Electrostatic discharge protection circuit
07/04/2006US7072157 Electrostatic discharge protection circuit device
06/2006
06/29/2006US20060139838 Overvoltage protection means
06/29/2006US20060139837 Arrangement for energy conditioning
06/29/2006US20060139836 Connector related structures including an energy
06/29/2006US20060139835 Device for protection from thunder
06/29/2006US20060139832 Common mode surge protection filter
06/29/2006US20060139826 Electrostatic protection device for semiconductor device
06/29/2006US20060139825 Protective circuit for protecting chip from misoperation
06/29/2006US20060139824 Method and apparatus for discharging voltages from a circuit under test
06/29/2006US20060139823 Isolated bidirectional DC-DC converter
06/29/2006US20060139822 Semiconductor device with mechanism for leak defect detection
06/29/2006US20060139821 Limiter circuit and semiconductor integrated circuit thereof
06/28/2006EP1675246A1 Protection circuit
06/28/2006EP1675245A2 Circuitry for the rapid reduction of the freewheeling current passing through the field winding of an alternator
06/28/2006EP1673845A1 Circuit arrangement for startup current limitation for electronic modules connected to a module carrier
06/28/2006EP1673844A1 Electrostatic discharge protection circuit and method of operation
06/28/2006CN2791994Y Safety unit
06/28/2006CN2791993Y Capacitance sort circuit spark energy release device
06/28/2006CN2791992Y Electrostatic discharge protective circuit
06/28/2006CN1795522A Safety switching device and method for failsafe shutdown of an electric load
06/28/2006CN1794531A Electric network deharmonic reactor
06/28/2006CN1794527A Protection circuit
06/28/2006CN1262057C Electronic switch
06/27/2006US7068485 Multi-output electric power source device and vehicle-mounted electronic control device
06/27/2006US7068482 BiCMOS electrostatic discharge power clamp
06/27/2006US7068480 Arc detection using load recognition, harmonic content and broadband noise
06/27/2006US7068010 Motor power supply and method of controlling the same
06/22/2006WO2006065348A1 Diode with low junction capacitance
06/22/2006US20060133003 Two stage energy storage device
06/22/2006US20060133001 Protection circuit
06/22/2006US20060132999 Surge current prevention circuit and DC power supply
06/22/2006US20060132996 Low-capacitance electro-static discharge protection
06/22/2006US20060132995 Method for whole-chip electrostatic-discharge protection
06/22/2006DE102004059455A1 Overvoltage detection and protection arrangement for e.g. power supply unit, has filter connected with input, and transient detector connected with input, where filter is low pass filter
06/21/2006EP1672776A1 Interconnected generator system
06/21/2006EP1671408A1 Power switch structure and method
06/21/2006EP1153464B1 Lightning arrestor device for high power electric installations
06/21/2006CN2790008Y Arc extinguishing cabinet
06/21/2006CN2790007Y GPS active antenna interface antisurging shock device
06/20/2006US7064949 Progressive impedance connector
06/20/2006US7064946 Electronic fuse
06/20/2006US7064945 Capacitive load driving circuit and liquid crystal display
06/20/2006US7064944 Circuit breaker for detecting overload
06/20/2006US7064942 ESD protection circuit with tunable gate-bias
06/20/2006US7064393 Electrostatic discharge protection structures having high holding current for latch-up immunity
06/15/2006WO2005119874A3 Continuous design electronic switch system
06/15/2006US20060126255 Excessive surge protection method and apparatus
06/15/2006US20060126254 Protection of an integrated capacitor
06/15/2006US20060126253 Inverter circuit
06/15/2006US20060126252 Registration of lightning strike in a wind turbine
06/15/2006US20060126239 Surge absorption circuit and laminated surge absorption device
06/15/2006US20060126238 Semiconductor circuit for use in timer circuit or oscillator circuit
06/15/2006US20060126237 Booster power management integrated circuit chip with ESD protection between output pads thereof
06/15/2006US20060126236 Protection circuit for a transistor
06/14/2006EP1668324A1 Two-wire bus instrument
06/14/2006EP1550193B1 Method and device for switching on a power switch arranged between capacitive elements
06/14/2006DE202005002314U1 Signal transmitting- and/or signal receiving unit connection device for transmission of electrical signals, has active electronic component directly arranged close-to coupler in line path between unit and coupler
06/14/2006DE102004061909B3 Schaltungsanordnung und Verfahren zum Erfassen des Zustandes eines Schaltungsschutzelementes Circuit arrangement and method for detecting the state of a circuit protection element
06/14/2006DE10124683B4 Leistungsbegrenzungsschaltung Power limiting circuit
06/14/2006CN2788433Y Electronic circuit protecting device of disposable Lithium battery
06/14/2006CN2788432Y Surge restrain and electric leakage electric shock over-pressure, over-current comprehensive protector
06/14/2006CN2788240Y Intelligent adjusting highly-efficient electricity saver
06/14/2006CN1788399A Surge suppressor
06/14/2006CN1787321A Electrostatic discharge protection circuit
06/14/2006CN1787320A Protecting apparatus for electrostatic discharge
06/13/2006US7061744 Electrostatic breakdown prevention apparatus for electronic apparatus
06/13/2006US7061740 System and method for protecting an audio amplifier output stage power transistor
06/13/2006US7061739 Overcurrent protection circuit
06/13/2006US7061738 Protective circuit
06/13/2006US7061737 System and method for ESD protection on high voltage I/O circuits triggered by a diode string
06/13/2006US7061736 Method to project electronics from load dump
06/13/2006US7061735 Semiconductor device
06/13/2006US7061734 Class II bus negative transient protection
06/13/2006US7061052 Input protection circuit connected to protection circuit power source potential line
06/08/2006WO2006058576A1 Additional device in a current limiter for limiting current in the event of a fault
06/08/2006WO2006011982B1 Circuit for preventing latch-up in cmos memory cell
06/08/2006US20060120005 Transient voltage surge suppression systems
06/08/2006US20060120004 Driver circuit and method with reduced dI/dt and having delay compensation
06/08/2006US20060119998 Electrostatic discharge protection circuit, display panel, and electronic system utilizing the same
06/08/2006US20060119995 Method and apparatus for gradual application of a hitless monitoring access to a communications circuit employing a guided transmission media
06/08/2006US20060119478 Current imbalance compensation for magnetics in a wired data telecommunications network
06/08/2006DE10260650B4 Leistungsschalteranordnung und Abschaltverfahren dafür Power switch assembly and shutdown for
06/08/2006CA2577435A1 Current limiter for limiting current in case of a fault
06/07/2006CN2786851Y Three phases electronic power saver
06/07/2006CN2786850Y 雷电电涌保护器 Lightning Surge Protector
06/07/2006CN2786849Y Circuitry protecting structure of communication cable remote power supply