Electrical Testing TRIZ Cases
- Asymmetric Three-Wire Battery Tester for Internal Resistance
An asymmetric three-wire testing circuit calculates battery internal resistance using voltage measurements across distinct wire paths.
- Gas Sensor Control Apparatus Overvoltage Protection
Controller monitors terminal voltage to prevent overvoltage damage in oxygen pump cells.
- Inclined Contact Resistor Assembly for Battery Sensor
An inclined contact surface arrangement reduces temperature dependence of electrical resistance in battery sensor assemblies.
- Staggered Clock Latch Circuit for Transient Disturbance Protection
A staggered clock latch circuit compares input and output values to detect transient disturbances in combinatory logic stages.
- Battery Open Circuit Voltage Monitoring for Safety Prediction
A battery monitoring method calculates open circuit voltage from impedance and current to detect state anomalies.
- Battery SOC Estimation Using Integrated Voltage Error Feedback
Integrated voltage error feedback corrects ampere-counting drift to improve state of charge estimation accuracy without complex equivalent circuit models.
- Battery Impedance Calibration Using Single Shunt Sum of Sines
A single shunt calibration method uses a known Sum of Sines current to measure battery impedance accurately.
- Semiconductor Testing Handler Socket With Grounded Electrodes
Handler socket uses movable grounded electrodes to apply test voltages to semiconductor dies inside mold compound.
- Battery Cell Capacitance Estimation Using SVM
A support vector machine learns a capacity function to estimate battery cell capacitance from physical characteristics.
- Contact Terminal With Independent Pressing And Electrical Connection Members
A contact terminal design separates pressing and electrical connection members to maintain signal integrity during mechanical deformation.
- Battery Discharge Capability Estimation via Equivalent Circuit Model
Determines battery discharge capability by estimating voltage drop under load current patterns, reducing impedance measurement time and calculation load.
- PCIe Switch P2P Transfers for SSD Test Time Reduction
A PCIe switch enables peer-to-peer data transfers between SSDs and FPGA test units to bypass host memory bandwidth constraints.
- Nondestructive Lithium-Ion Battery Degradation Analysis via Reference Electrode
A sensing unit measures full-cell voltage and current to estimate electrode usage regions without disassembling the cell.