Electronic Switching TRIZ Cases
- Noise-Tolerant Clock Circuit Using Compensation and Comparison
A clock circuit generates a compensated voltage reference to maintain timing accuracy against supply variations.
- Capacitive Touch Gesture Interface on Metal Bar
A capacitive touch gesture interface uses a metal bar with integrated sensors for accurate user input recognition.
- Intrinsically Safe Voltage Clamping Device Thermal Management
Thermally activated components reduce power dissipation in regulating elements to prevent overheating while maintaining safety clamp voltage.
- IGBT Gate Drive Protection via Thermistor Temperature Detection
Integrated thermistors in gate resistors detect temperature rises to protect IGBTs, eliminating bulky fuses and reducing drive circuit size.
- Capacitive Distance Sensor with Insulated Holes for Corrosion Resistance
Insulating body fills holes in conductive sensor surface to block corrosion and dirt, ensuring reliable attachment in harsh automotive environments.
- Semiconductor Switch Control Circuit Suppressing Self-Oscillation
A semiconductor switch control circuit adjusts drive current based on gate voltage detection to manage switching transitions.
- Point on Wave Switching Controller for Transfer Bay Circuit Breakers
Segmented detection and preliminary timing calculation improve measurement precision while reducing switching procedure complexity at transfer bays.
- Avalanche Mode FET Charge Removal via Relaxation Pulses
Applying periodic relaxation pulses to field-effect transistors removes accumulated charges from the dielectric region.
- Bias Circuit Power-On Speed and Noise Immunity
Pre-charging a capacitor before enabling the bias circuit reduces startup time and supply current surges while maintaining noise immunity.
- Surge Voltage Suppression Circuit Using Current Amplification
Current amplification compensates for gate driver absorption, suppressing surge voltages without high-capacity capacitors or parasitic inductance oscillation.