171472 ⎘
Arrangements for measuring currents or voltages or for indicating presence or sign thereof Indicating direction of current; Indicating polarity of voltage
SOURCE-AGNOSTIC TIME-DOMAIN DIRECTIONAL RELAY FOR POWER GRID
#2LOCATING, IN A VEHICLE, ONE OR MORE PERIPHERALS
#3Measurement Device, Measurement Method, and Storage Medium
#4SAFETY MODULE FOR AN INVERTER OF A HYBRID VEHICLE
#5SYSTEMS AND METHODS FOR IMPROVING IDENTIFICATION OF ISSUES ASSOCIATED WITH DETECTING ANOMALOUS CONDITIONS
#6Detector for detecting the polarity of an alternating signal
#7BIDIRECTIONAL CHARGING DETECTION CIRCUIT AND DATA CABLE
#8TEST DEVICE AND PROCESS FOR TESTING THE CONFIGURATION OF AN EXTERNAL CIRCUIT FOR AN RC RECEIVER
#9High accuracy non-invasive current sensor system
#10Brake monitoring circuitry, elevator system and brake monitoring method
#11Measurement Device, Measurement Method, and Storage Medium
#12Flux switch system
#13Wireless voltage measurement, testing and analytics system
#14Reliable fault detection and fault localization in a load zone of a DC system
#15Systems and methods for improving identification of issues associated with detecting anomalous conditions
#16Current detection circuit including non-linear circuit and power supply circuit containing the same
#17Current determination circuit
#18System and method for monitoring the polarization and conduction of a thyristor
#19Open-loop valley regulation for supply voltage modulation in power amplifier circuits
#20Detection circuit and DC-DC converter
#21Battery polarity determination circuit, charger, and electronic device
#22Directional power detector with low loss coupling network
#23Trailer battery reverse connection protection
#24Three phase current measurement
#25Systems and methods for determining load direction under adverse environmental conditions
#26Device-dependent peak power throttling for battery-operated systems
#27Bidirectional capacitor bank control
#28Operational control for agricultural agitator
#29Single mode load tracking voltage mode controller with near minimum deviation transient response
#30Energy based transient earth-fault protection for high impedance grounded networks
#31Valley detection for supply voltage modulation in power amplifier circuits
#32Semiconductor device for monitoring a reverse voltage
#33Image generating method, image generating device, image generating program, and storage medium
#34Circuit multi-tester including phase rotation-measurement circuitry
#35Power Semiconductor Circuit and Method for Determining a Temperature of a Power Semiconductor Component
#36Valley detection for supply voltage modulation in power amplifier circuits
#37Current detection device and power supply device
#38Method for detecting a reverse current in a switching structure supplying an inductive load
#39Method to provide consistent electrostatic clamping through real time control of electrostatic charge deposition in an electrostatic chuck
#40Current measurement circuit
#41Current-sense ratio calibration
#42Image generating method, image generating device, image generating program, and storage medium
#43System and method for detecting theft of electricity with integrity checks analysis
#44System and method for detecting theft of electricity
#45Domestic-appliance heating device
#46Semiconductor device for monitoring a reverse voltage
#47System and method for reducing the electric power consumption of railway system
#48Measuring arrangement for identifying a malfunction of an energy accumulator assembly
#49Method and testing device for testing wiring of transformers
#50Bipolar DC power transmission scheme
#51Method and apparatus for motor rotor position determination
#52TERMINAL APPARATUS, INPUT APPARATUS, AND POWER CONTROLLING METHOD THEREOF
#53System, Method and Apparatus for Cumulative Sensing
#54ELECTRICAL CONNECTOR AND ELECTROCHEMICAL REACTOR EQUIPPED WITH SUCH AN ELECTRICAL CONNECTOR
#55Direct current digital voltage display and polarity circuit tester
#56Device for switching a semiconductor-based switch and sensor for detecting a current change velocity at a semiconductor-based switch
#57Device for switching a semiconductor-based switch and sensor for detecting a current change velocity at a semiconductor-based switch
#58Controller IC with zero-crossing detector and capacitor discharge switching element
#59Bad ground and reverse polarity detection for HVAC controls
#60DC power distribution system
#61Power measurement device, determination method, and recording medium for identification of current detection element disposed in an incorrect direction
#62System for monitoring the operation of a current loop
#63Reverse current detector circuit
#64Bi-directional current sensor
#65Loudspeaker polarity detector
#66DC reverse polarity detection
#67Controller IC with zero-crossing detector and capacitor discharge switching element
#68Flow direction detection device, flow direction detection method, and flow direction detection program
#69Polarity sensing circuit
#70Bi-directional input, bi-directional output, lossless current sensing scheme with temperature compensation
#71Method of valley inductance current polarity detection in a pulse width modulated circuit with an inductive charge
#72Charging circuit and method for preventing charging power supply from reversely connecting
#73Diagnostic device for a multi-voltage vehicle electrical system, a multi-voltage vehicle electrical system, and a method for operating a multi-voltage vehicle electrical system
#74Circuit that deciphers between AC and DC input signals
#75Detection circuit and detection method
#76Method and device for determining direction of current flowing through circuit breaker
#77Polarity detection circuit
#78Current direction detection module
#79BATTERY POLARITY DETECTION SYSTEM
#80Current detection circuit for a power semiconductor device
#81Voltage polarity determination circuit and charge amount measurement circuit
#82Unbiased non-polarized direct current voltage divider float circuit
#83INTELLECTUALIZED POLARITY IDENTIFICATION DEVICE
#84Outlet and connector
#85Relay circuit tester device
#86Faulted circuit indicator with fault characteristic detection and display
#87Faulted circuit indicator with fault characteristic detection and display
#88Phase detector system
#89Polarity tester for an electronic communication port
#90Method and Device for Determining the Characteristics of the Voltage of an Electrical Installation
#91Device for automatic detection of battery polarity
#92Connector with AC/DC Test LEDs
#93ELECTRONIC VOLTAGE POLARITY TEST PROBE
#94Multipath wide bandwidth current sensor
#95Method and system for building an electrical grid topology and identifying faults in an electrical grid
#96Multitask multifunction apparatus for building inspection
#97Voltage monitoring circuit and voltage monitoring method
#98Identifying schematic and topological properties of an electrical grid through analysis of directional relationships of electrical currents