Base Element Modifications TRIZ Cases
- Sensor Device With Inductors Eliminates Magnetic Cores
A sensor device mounts an inductor on a printed circuit board to detect current flow without magnetic cores.
- Current Sense Resistor Built-In-Test Circuit for SSPC
A built-in-test circuit measures current sense resistor values in solid-state power controllers using a leakage load resistor and switch.
- Power Supply Current Measurement Circuit with Parallel Sense Resistors
A power supply current measurement circuit uses parallel sense resistors to detect electrical current levels across varying loads.
- Instrument Transformer Burden Testing with MOSFET Switching
MOSFET switching synchronizes burden insertion with zero crossings to eliminate flux offset and reduce test time for instrument transformers.
- Faulted Phase Identification in Ungrounded Shunt Capacitor Banks
A protective device samples current or voltage signals from a shunt capacitor bank to calculate a compensated neutral point phase angle.
- Generator Monitoring Device for Body Current Detection
A monitoring device measures voltages at different impedances to determine maximum body current in power generators.
- Resistive Structure Calibration via Node Current Injection
A calibration circuit injects current into a resistive structure node to determine resistance values without external temperature sensors.
- Modular Load Testing Device for High Voltage Safety
Segmented resistor groups connect in series across units to manage high voltage, reducing electrical shock risk and simplifying control.
- Load Tester Abnormality Detection via Multi-Sensor Fusion
A load tester integrates current, voltage, temperature, and fan rotation sensors to detect component faults.
- Current Sense Circuit Offset Calibration Switching
Switching device connects measuring circuit inputs via small resistor to determine no-load offset without disconnecting load, resolving continuity trade-off.
- Oscilloscope Probe Identification Module
RFID tag in probe connector pod transmits unique parameters to the oscilloscope, resolving fixed resistor identification limits.
- Plastic Waveguide for EHF Radiation Capture in ATE Testing
A plastic waveguide captures extremely high-frequency radiation from a device under test.