Multiple-Port Networks TRIZ Cases

Dual-bandpass filters with dual-mode resonators minimize insertion losses and enhance frequency rejection to enable efficient feeder sharing.

Current sensors drive a control circuit to vary capacitance, compensating for environmental mistuning in small PCB antennas.

Integrating transmission line and antenna functions into a single CRLH structure reduces system complexity while maintaining signal amplification efficiency.

Laminated high-frequency filter uses a floating conductor to reduce unintended capacitive coupling between non-adjacent LC parallel resonators.

Split secondary windings inject DC current while primary windings transmit differential signals, reducing component count in PoDL systems.

Conductive-filled through-hole vias function as inductors within a balance filter, merging connectivity and filtering to reduce device area.

A phase setting element shifts filter impedance toward zero for higher-order harmonics, preventing complete reflection and reducing power consumption.

A balun transformer topology uses a center tap impedance to sink common-mode current and improve signal conversion.

Segmented serial-parallel RC structure reduces rush current without delaying start timing, enabling faster image display.

A PCB-based embedded bandpass filter provides galvanic isolation for RF signals in hazardous tank gauging systems.

Positioning the antenna on flexible traces extends from rigid layers to maintain optimal efficiency despite user body proximity.

An adjusting filter transforms load impedance in a receiver device to maintain constant signal levels, reducing resistive heat and signal losses.

Independent conductor segments around a magnetic core achieve multi-stage attenuation in a compact structure, eliminating complex winding processes.

Multi-layer fringe capacitors enable LC resonator time delay filters that reduce size and cost while maintaining low insertion loss.

Segmenting conductor patterns and positioning terminals away from coil edges reduces unnecessary capacitance, achieving accurate filter characteristics.

A filter circuit uses a resonant current suppression group to reduce voltage increases from line choke coils.

A high-frequency power supply system divides forward wave power into sections to perform frequency matching calculations for dynamic impedance adjustment.

A filter device mounts chip inductors with orthogonal coil axes on a multilayer substrate to control electromagnetic coupling.

A transceiver applies adaptive pre-emphasis to high-speed serial signals using frequency-dependent test tones.

A phase adjustment module varies RF signal phases to reduce intermodulation distortion in dual-frequency generators.

Segmented balun boards reduce fabrication complexity and cost while maintaining high bandwidth and scan volume in dual polarized arrays.

Parallel impedance circuit cancels switching noise by matching bus impedances, preventing high-frequency propagation while maintaining compact device scale.

Segmented conductor layers form independent bypass and inter-stage capacitors, enabling precise attenuation pole control without shared electrode constraints.

An antenna matching apparatus uses high and low pass filters with switches to ensure excellent matching in both bands.

A phase sequencing three-phase network divides input signals into three outputs with precise 120-degree phase separation and controlled amplitude ratios.

Open-loop metal strips on a circuit board generate induced counter currents that cancel wireless noise interference from high-speed signal interfaces.

A variable resonant circuit switches between LC series and parallel configurations to adjust input impedance across frequency bands.

Switchable floating strips adjust parasitic capacitance along a coplanar wave transmission line to control signal propagation delay.

Switchable ground segments adjust capacitance and inductance to vary delay while maintaining constant characteristic impedance.

Varied internal side portions of parallel coil patterns adjust inductance precision while reducing resistance to enhance Q characteristics.

A capacitor divider circuit extracts low voltage signals from high voltage transmission lines to power remote equipment.

A single frequency-domain filter generates refined channel estimates for all sub-carriers using a common coefficient vector.

A transceiver controller allocates processing between high and low latency modes based on link parameters.

Multi-layer microstrip filter with floating ends matches transmission line impedance to suppress specific wavelength noise.

A parallel resonant switch connects an inductor and capacitor to form a matching network or resonant circuit for RF transmission.

A series anti-resonance tuning circuit mitigates die package resonance to prevent voltage swings without requiring expensive controlled-ESR capacitors.

Arranging electrodes in non-parallel planes reduces electromagnetic coupling and unwanted feedback while maintaining compact device size.

Separation slots in the reference plane segment return current paths, suppressing cross-talk and noise interference between high-frequency signal lines.

Overlapping inductor loops reduce magnetic coupling between LC parallel resonators, lowering insertion loss and preventing passband ripple.

Nesting bus capacitors in the space between perpendicular units reduces manual assembly and improves heat dissipation.

Segmented center conductors form broadband capacitors within coaxial lines, reducing parasitic inductance to widen frequency bandwidth.

Separate capacitive and inductive substrates reduce insertion loss and improve roll-off rejection compared to planar filters.

Perpendicular thermal conductors route heat from resonator tiles to a heatsink, preventing overheating without adding active cooling complexity.

Segmented resonant tanks maintain signal amplitude across a broader tuning range without increasing power consumption.

A piezoelectric switching device integrates within an organic substrate to tune tunable radio frequency components dynamically.

A drive circuit calculates tuned frequency from voltage and current to adjust RF power delivery in substrate processing systems.

Stacked substrates internalize high-frequency components to prevent unwanted radiation from power amplifiers while reducing module size.

Dynamic distance control and impedance matching maintain high transmission efficiency across varying medium properties like human tissue or water.

Adjusting feed line width and length minimizes heat loss from high-power transmission while maintaining signal integrity.