Measuring Interference From External Sources TRIZ Cases
- EMI Suppression Circuit for Differential-Mode Noise Sensing
Separate sensing paths isolate load noise from power-source interference, enabling more accurate cancellation of conducted differential-mode EMI.
- I/O Interface ESD Circuit for Low-Voltage MOS Gate Protection
A dual-switch ESD path raises breakdown voltage at the I/O gate, safely discharges static electricity, and reduces noise and damage risk.
- Radar Target Simulator Antenna Isolation for Ghost Signal Reduction
An isolation structure separates radar simulator receive and transmit antennas to cut crosstalk, leakage, and ghost targets.
- EMI Sensing Circuit Isolation for Differential-Mode Noise Cancellation
Isolated sensing with a resonator and transformer separates load-generated EMI from source noise, improving differential-mode suppression.
- TLP Data Analysis for Accurate Protection Component Characterization
Automated TLP data analysis uses design-window graphs and AI-assisted sorting to characterize protection components more accurately and efficiently.
- Permalloy Shielding Evaluation for Magnetically Shielded Rooms
Magnetic field coil testing and Fourier analysis quantify permalloy shielding, permeability, and hysteresis for room design.
- TLP Voltage Prediction for Noisy ESD Parameter Extraction
Neural-network analysis of noisy TLP curves predicts trigger, 2nd breakdown, and holding voltages for more accurate ESD evaluation.
- Connector Terminal and Metal Housing for Reduced ESD Current Peaks
High stray capacitance between the metal housing and ESD gun can create current peaks; an electrostatic-diffusion member around the connector helps prevent failures.
- Medium-Voltage LISN Circuit for Parasitic Impedance Control
Parasitic minimization in a medium-voltage LISN stabilizes impedance and noise coupling for 1.5 kV, 75 A EMC measurements.
- Galvanic Isolation Measuring System for Electrical Disturbance Detection
A measuring system uses galvanic isolation to detect electrical disturbances without altering signals.
- Remote Electrostatic Charge Monitoring via Segmented Charge Plates
Segmenting the sensing element from the readout device overcomes hazardous proximity constraints while maintaining accurate field strength detection.
- Brake Pad Wear Estimation EMI Assessment via Motor Current
A controller analyzes motor current pulses to validate brake pad wear estimation data against electromagnetic interference thresholds.
- Semiconductor Test Device for Alpha Particle SER Analysis
A semiconductor test device measures soft error rates using an actuator to adjust radiation source distance.
- Wafer Carcass Alpha Emissivity Measurement via Grounded Metal Mesh
Grounded metal mesh establishes a reference plane to calculate wafer carcass emissivity, resolving insufficient quantification of alpha particle emissions.
- In-Tool ESD Monitoring Using Charged Device Model Event Simulator
Charged device model event simulator replicates electrostatic discharge waveforms to calibrate detectors against variable field conditions.
- Resonant Cavity With Stepped Outer Cavities For Multi-Band Wireless Testing
Stepped outer cavities resonate at different frequency bands to reduce complexity and cost of multi-band wireless measurements.
- ESD Detection on Solar Panels via Current Profile Matching
A computer system detects electrostatic discharges on spacecraft surfaces by monitoring time-varying current data.
- Touch Panel EMI Suppression via Inverse Phase Driving
Inverse phase driving signals cancel electromagnetic interference across rows, maintaining touch sensitivity despite varying load characteristics.
- Wearable ESD Alert Device for Real-Time Detection
A wearable alert device uses an integrated antenna and signal processor to detect electrostatic discharge events in real time.
- In-Tool ESD Detector Calibration via CDMES Simulation
Calibrated Charged Device Model Event Simulators enable accurate electrostatic discharge detection despite high electromagnetic noise levels.
- Rotating Test Platform Laser Signal Transmission
A rotating test platform uses laser signal transmission to connect network components without physical cables.
- TLP Test System Calibration for Transient Waveform Accuracy
Calibration method extracts transient behavior from voltage and current waveforms captured on open and known calibration elements.
- TLP Measurement Using Distributed Sensing Probes
Distributed sensing probes measure voltage and current along a transmission line conductor to determine device response.
- Circuit Check Method for Accurate Node Voltage Analysis
A circuit check method calculates node voltages by analyzing conduction paths and endpoint interface settings.
- Capacitive Sensor Corona Detection in Power Cabinets
Capacitive sensors detect displacement currents to isolate hazardous zones, preventing arc faults and component damage.
- Electrostatic Measuring System for Thin Film Transistors
A pulse generator and variable resistor adjust impedance to minimize voltage ringing during electrostatic testing.
- Laser Mapping for Electronic Component Radiation Sensitivity
Focused laser mapping creates three-dimensional charge collection maps to replace costly particle beam testing.
- ASER Apparatus Positioning Radiation Sources
Adjustable apparatus positions radiation sources relative to semiconductor samples, reducing technician exposure and improving test repeatability.
- Vehicle EMC Testing via External ADAS Signal Mediation
An external output unit relays ADAS sensor data to the driving controller, enabling accurate immunity measurements without complex simulation hardware.
- Active EMI Probe Amplifier Reduces Insertion Loss
An active measuring probe integrates an amplifier to boost weak signals from a 1Ω impedance element.
- Shielded Test Enclosure for RF Signal Measurement Accuracy
Conductive shielding in a movable antenna test system blocks external emissions to ensure accurate signal measurement of the device under test.
- ESD Tester Mechanical Guide for Electrical Isolation
A mechanical guide moves ESD tester parts to disconnect connectors during signal delivery.
- Shielded Circuit Ground Isolation for Accurate RF Malfunction Evaluation
A shield structure isolates the circuit ground from the noise source ground to enable precise malfunction evaluation.
- Portable ESD Tester Automation with Barcode Identification
Automated testing replaces manual logging to reduce errors while maintaining high reliability for wrist straps and mats.
- Conductive Plane Positioning for EMI Measurement Accuracy
A positioning object sets the distance between a conductive plane and equipment under test.
- Static Charge Monitoring via Conductive Tape on Non-Conductive Tube
Conductive tape wrapped around a non-conductive tube collects static charges for detection by an electrostatic field meter.
- Test Board for DDI ESD Stress Reproduction
A test board simulates electrostatic discharge stress on display driver ICs using RC equivalent circuits.
- Rotating EMI Test Platform Cable Management
A rotating test platform uses a dedicated cable storage chamber and guide structure to organize wiring during 360-degree stage movement.
- Non-Destructive Semiconductor ESD Testing via Decay Rate Database
A semiconductor testing system measures electrostatic discharge decay rates to predict withstand voltages without damaging components.