Multiple-Port Networks TRIZ Cases

Inductive coupling between two transmission lines cuts thermal stress in plasma impedance matching while enabling faster solid-state tuning.

Integrating LPF and HPF elements into a stacked PCB diplexer cuts space and material cost while improving impact robustness for multi-band RF paths.

Impedance-matched PCB RFID circuitry widens tire sensor operation across 868-915 MHz while tolerating coil length and tire dielectric variation.

Dual control loops regulate DC voltage and rectifier conduction angle to protect wireless power receivers from overvoltage with lower loss.

By tracking supply and output power, the controller retunes RF frequency and impedance matching to cut losses and protect the generator.

Fractional secondary windings in parallel with shielded waterfall stacking cut capacitance and reflections while preserving high-frequency transformer Q.

A ground-wire inductor integrates EMI filtering into the power line, suppressing common-mode noise without capacitors or high leakage current.

A ground-wire high-impedance inductor replaces capacitors in integrated power-line EMI filters, cutting leakage current and connection risk.

Negative voltage sensing detects capacitive impedance drift in wireless power amplifiers, protecting ZVS operation and efficiency.

Strategic inductor spacing across the substrate cuts magnetic coupling in 5G RF modules, protecting transfer characteristics and signal quality.

Positive and negative base bias units with anti-interference isolation widen plasma process windows while reducing wafer damage.

Internal RF reflection sensing and switchable matching components let a wireless node correct antenna detuning with lower energy use.

Multiple low-power filters in parallel with matching circuits shrink 5G antenna filters while preserving power handling and manufacturability.

Partitioned LC resonant networks and a printed monopole enable flexible antenna tuning, smaller RF modules, and reliable integration.

Switching between frequency modulation and offset control across pulse ON/OFF periods cuts IMD-driven reflected wave power and stabilizes matching.

Parallel switched reactance branches balance current and protect MOSFETs during rapid RF impedance matching at high voltage and current.

A hybrid of fixed passive and variable active inductors enables wideband RF reconfiguration with better linearity, lower loss, and less bulk.

Switchable impedance matching lets active antennas share phase-aware settings, cutting insertion loss and preserving wireless performance.

Using linear passive directional couplers, this case multiplies phase with lower power loss and less control complexity in phased arrays.

Stored compensation data corrects power loss and phase shift from multi-feed plasma matching circuits for uniform chamber power delivery.