Capacitance Measurements TRIZ Cases

A flow rate sensor uses a disconnection detection circuit with capacitors to identify wiring faults.

Adjusts excitation voltage across fingerprint detection chip units to maintain optimal operation states.

A flexible dielectric member in a capacitive sensor changes its abutting area upon pressure to enable precise position and force detection.

A sectioned metal band antenna uses capacitive sensing to detect user hand contact on mobile device chassis.

Segmenting sensing areas and controlling operation via a switch resolves signal interference between fingerprint identification and touch key functions.

Segmenting the sensing area into independent electrode regions eliminates noise-induced coordinate distortions while reducing electronic channel requirements.

Shielded capacitor design eliminates external interference, enabling accurate ionization efficiency measurement without bulky high-voltage equipment.

Switching a control electrode between grounded and floating states resolves spacing constraints by enhancing sensitivity to fluid height variations.

Dual solid diamond sensor pattern improves tracking capabilities by adding bridges, increasing manufacturing complexity.

A capacitance measurement method uses floating probe calibration to measure multiple semiconductor devices simultaneously.

Capacitance measurement circuitry connects to a transformer center tap to measure switched capacitor values in radio-frequency resonant tanks.