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)
10/2007
10/31/2007CN200969559Y Electrical source rectifying diode protective circuit and television set having the same
10/31/2007CN200969512Y DC surge suppresser
10/31/2007CN200969511Y 4-20mA sensor interface protective circuit
10/31/2007CN101064430A Intelligent power arrester
10/31/2007CN101064429A Burst current suppressing circuit and power supply equipment using the same
10/31/2007CN101064428A Burst current control circuit
10/31/2007CN101064288A Leadless integrated circuit protection device
10/25/2007WO2007121148A2 Network devices for separating power and data signals
10/25/2007WO2007119874A1 Power supply device and power supply device control method
10/25/2007US20070247775 Voltage rise suppression circuit and panel television
10/25/2007US20070247773 Switching device
10/25/2007US20070247772 Esd clamp control by detection of power state
10/25/2007US20070247771 Analog Input/Output Circuit with ESD Protection
10/25/2007US20070247770 Alternating-Current Voltage Output Appartus
10/25/2007US20070247768 Wireless handheld device and circuit breaker
10/24/2007EP1848083A2 Voltage rise suppression circuit and panel television
10/24/2007EP1847001A1 Active current surge limiters
10/24/2007CN200965668Y Intrinsic safe computer for mine rescue
10/24/2007CN101061618A Overvoltage protective device and method of overvoltage protection
10/24/2007CN101061617A Device and systems for electrostatic discharge supression
10/24/2007CN101061616A Electrostatic discharge protection circuit
10/24/2007CN101060251A Energy-saving control device for beam pumping unit
10/24/2007CN100345352C Failure current limiter
10/24/2007CN100345319C Superconducting saturable core fault current limiter
10/23/2007US7286331 Electrostatic protection device for semiconductor device
10/23/2007US7286330 Power supply device and method having a spark prevention function
10/23/2007US7285805 Low reference voltage ESD protection device
10/23/2007CA2326706C A circuit for indicating abnormality of three-mode surge absorber of public electric power and a multiple-end fuse
10/18/2007US20070242405 Chip type electronic component for test, and mounted state test method
10/18/2007US20070242403 Power supply protection circuit for an in-vehicle electronic device
10/18/2007US20070242401 Electrostatic discharge protection circuit and electrostatic discharge protection method of a semiconductor memory device
10/18/2007US20070242400 Device to protect semiconductor device from electrostatic discharge
10/18/2007US20070241838 Noise Suppression Circuit
10/18/2007DE102007017543A1 Earth fault distance locating method for earth fault-compensated, operated three-phase-electrical power network, involves calculating distance to earth fault based on phase voltage under consideration of earth impedance
10/18/2007DE102007013955A1 ESD-Schutzschaltung und zugehöriges Verfahren ESD protection circuit and associated method
10/18/2007DE102006034780A1 Energieversorgungs-Schutzschaltung für eine elektronische Vorrichtung innerhalb eines Fahrzeugs Power supply protection circuit for an electronic device within a vehicle
10/18/2007DE102006016419A1 Chipkartenmodul und Verfahren zum Schützen eines Chipkartenmoduls vor Überspannungen Chip card module and method for protecting a smart card module from overvoltages
10/17/2007EP1112412B1 Energy absorbing system for fixed roadside hazards
10/17/2007CN200962521Y Multi-in-one lightningproof device
10/17/2007CN200962520Y Network lightningproof device
10/17/2007CN200962519Y Failure detection device of superconduction missed failure current limiter based on DSP
10/17/2007CN101055989A Virtual grounding power transmission and distribution system
10/17/2007CN100344211C Static electricity protective circuit and high-frequency circuit apparatus incorporating the same
10/16/2007US7283345 PCB trace coupling system for providing high voltage isolation
10/16/2007US7283342 High-voltage tolerant power rail electrostatic discharge clamp circuit
10/16/2007US7283341 Protector for over tensions of industrial and home networks
10/11/2007WO2007114929A2 Solid state pre-charge module
10/11/2007WO2004095518A3 Thyristor circuit providing overcurrent protection to a low impedance load
10/11/2007US20070236853 Network devices for separating power and data signals
10/11/2007US20070236844 Semiconductor device and system
10/11/2007US20070236843 Floating gate structure with high electrostatic discharge performance
10/11/2007US20070236842 Electrostatic discharge protection circuit
10/11/2007DE102006016983A1 Overload and short-circuit protection method for switching power supply, involves reducing manipulated variable with increasing switching current magnitude, if switching current magnitude exceeds threshold switching current magnitude
10/11/2007CA2647732A1 Solid state pre-charge module
10/10/2007CN200959517Y Line protecting circuits for users
10/10/2007CN200959516Y Protector of paper crusher
10/10/2007CN200959512Y Overvoltage and lightning resisting circuit and device for TV-set, telephone and computer
10/10/2007CN200957394Y 超声波雾化器电路 Ultrasonic nebulizer circuit
10/10/2007CN101051746A Closed mode overheat protective technology
10/10/2007CN100342610C Circuit for displaying exception of three-phase shock wave absorber
10/09/2007US7280336 Transient voltage detecting circuit
10/09/2007US7280335 Protection circuit and method for protecting a switch from a fault
10/09/2007US7280334 Integrated processor/motherboard short detect and safeguard mechanism
10/09/2007US7280332 On-chip ESD protection circuit for compound semiconductor heterojunction bipolar transistor RF circuits
10/09/2007US7280330 ESD protection for RF power amplifier circuits
10/09/2007US7280329 Integrated circuit device having input/output electrostatic discharge protection cell equipped with electrostatic discharge protection element and power clamp
10/09/2007US7280328 Semiconductor integrated circuit device
10/09/2007US7280327 Mechanism for preventing ESD damage and LCD panel utilizing the same
10/09/2007US7279861 Servo control apparatus
10/04/2007WO2006138119A3 A transient blocking apparatus with reset
10/04/2007US20070230083 Communications line monitoring system, relay apparatus, and communications line monitoring method
10/04/2007US20070230082 Integrated circuit having a plurality of externally fed power supply systems
10/04/2007US20070230081 Surge absorber
10/04/2007US20070230077 Overvoltage protection control circuits and overvoltage protection control methods
10/04/2007US20070230076 Fault current limiting
10/04/2007US20070230075 Endoscope apparatus
10/04/2007US20070230074 Semiconductor device
10/04/2007US20070230073 High-voltage tolerant power-rail esd clamp circuit
10/04/2007US20070230072 Grounding fault circuit interrupter
10/04/2007US20070229011 Circuit Arrangement and Method for Adjusting the Power Consumption of a Load That Can be Operated by a Direct-Voltage System
10/04/2007US20070228494 Electronic card with protection against aerial discharge
10/04/2007DE102006011805A1 Verfahren und Vorrichtung zur Ansteuerung einer Schaltungsanordnung mit elektrischen Stellgliedern Method and apparatus for driving a circuit arrangement with electrical actuators
10/03/2007EP1841035A2 Fault current limiting
10/03/2007EP1841034A2 Method and apparatus for an in-rush current limiting circuit
10/03/2007EP1391021B1 Power supply
10/03/2007CN200956515Y Combined overvoltage protector
10/03/2007CN200956514Y Safety power-utilization protector
10/03/2007CN100341150C electrostatic discharge protection assembly structure having low trigger voltage characteristics
10/02/2007US7277264 Semiconductor integrated circuit having current detection functionality and power supply unit equipped with the same
10/02/2007US7277263 Local ESD protection for low-capacitance applications
10/02/2007US7277003 Electrostatic discharge protection component
10/02/2007US7276814 Environmentally hardened ethernet switch
10/02/2007US7276130 Prefiring an element with alternately arranged dielectric layers and internal electrode layers by heating to the firing temperature while introducing H2 after a temperature of at least 1000 degrees C.is achieved and gradually changing the hydrogen concentration to be introduced
09/2007
09/27/2007WO2006086564A3 Flexible secondary overcurrent protection
09/27/2007US20070223180 Intrinsically Safe Data Transmission Device
09/27/2007US20070223171 Protector Device with Improved Capacity to Break Follow Current
09/27/2007US20070223170 Varistor and light-emitting apparatus
09/27/2007US20070223169 Varistor and light-emitting apparatus
09/27/2007US20070223168 Method for locally suppressing a disturbance of a reference line
09/27/2007US20070223167 Alumina sintered body
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