Multiple-Port Networks TRIZ Cases

Inter-period control system adjusts plasma power output patterns based on past repetition period measurements to optimize impedance matching.

Control circuitry sets amplitude and phase differences across tunable RF filter paths to enable antenna diversity and beam forming in wireless devices.

Wound coaxial cable loops replace magnetic materials to prevent saturation in high field environments, enabling compact designs with higher power capacity.

Estimating reflection coefficient phase from return loss measurements eliminates expensive phase detection circuits, reducing transceiver complexity and cost.

Vertical coil structures reduce component size while maintaining low-frequency filtering performance.

Enclosed resonator structure confines oscillating magnetic near-fields to enable efficient electromagnetic coupling between transmitter and receiver coils.

A line noise attenuator uses a resistor to absorb high frequency noise currents.

A reflection-based RF phase shifter uses FET-based switchable reactive elements to generate controlled phase shifts.

Spines and capacitive fringe plates create high curvature fields that prevent multipactor breakdown, eliminating pressurized vessels.

Replacing mechanical vacuum capacitors with electronic control reduces downtime by minimizing mechanical failures during frequent impedance changes.

A variable gain amplifier attenuator uses a comparison determination circuit and up-down counter to adjust attenuation factors.

A tunable notch filter circuit adjusts its center frequency and attenuation level to suppress harmonic noise in signal chains.

A band-pass filter placed between stacked image sensor substrates reflects specific wavelengths to increase optical path length.

Segmented transmission lines generate phase shifts that enhance suppression band attenuation without increasing inductance or capacitance values.

High-quality factor resonators extend near-field range to deliver efficient mid-range power while avoiding alignment constraints of traditional induction.

Segmented coupling units with optimized line lengths reduce Marchand balun plane size while maintaining reflection characteristics at lower frequencies.

Electromagnetically coupled inductors cancel stray components to preserve high-speed signal integrity while reducing electrostatic surges.

Segmented secondary windings with distinct phase angles increase pulse number to cancel harmonics beyond traditional 6xn limits.

A secondary resonator replicates the frequency response of a microwave filter cavity to enable real-time digital readout.

Dynamic impedance adjustment based on acoustic coupling resolves power transfer inefficiency caused by varying user orientations.

Planar dissipative devices use conductors as heat sinks to cool hot electrons via electron-phonon coupling, reducing thermal noise in cryogenic qubits.

A magnetoresistance mixer uses a magnetic field to tune resonance, enhancing multiplication signal strength.

An M+N port network adjusts phase and amplitude at N feed points to eliminate standing waves caused by excitation frequency wavelengths.

A transceiver shares transmit and receive pins using a common T-coil circuit to enable bidirectional communication.

A guard ring coupled with a resonant circuit dissipates noise to ground, suppressing interference by up to 20 dB without additional power consumption.

Coupled electromagnetic resonators mediate near-field energy transfer, enabling efficient mid-range power delivery without complex tracking mechanisms.

A noise filter connects directly to wire harness core wires using a conductive clamp structure.

A coaxial connector uses a conductive bellows to absorb axial and radial forces during plug insertion.

Polarity-reversed inductor coupling cancels stray capacitance, achieving flat impedance matching for high-speed signals while maintaining ESD protection.

A signal line transition element passes high-frequency signals through a multilayer circuit carrier.

Distributing segmented capacitors along a bond wire minimizes parasitic effects, improving resonance accuracy for RF power amplifiers.

Nested 3D inductors reduce chip area while supporting multiple protocols via vertical stacking.

An impedance tuner controller integrates characterization, calibration, and measurement algorithms directly into firmware to enable autonomous operation.

Magnetic cross-coupling separates input-output capacitors to prevent short circuits in IPD fabrication while maintaining high-frequency rejection.

Impedance circuit directs internal signals to ground within a directional coupler assembly.

Magnetically coupled inductors induce migrated impedance to reduce voltage noise without adding capacitors that increase die size.

Reconstructs transmitted signals to estimate interference components, identifying parasitic signals outside regular carrier frequency bands.

A variable-mode converter control circuit switches between duty ratio and frequency modes to manage multiple half-bridge topologies.

A high-capacity common-mode inductor circuit uses parasitic capacitance between windings to perform signal coupling.

A source resonator adjusts its electrical impedance using a controller that estimates the spatial gap between transmitting and receiving coils.

Dielectric rods above stubs and protrusions tune center-frequencies independently, resolving complexity in traditional dual-band filters.

Adjustable impedance in a tunable electromagnetic coupler modifies the coupling factor, resolving fixed coupling limitations across varying frequency bands.

Multi-layer bandpass filter reduces device size and electromagnetic radiation leakage through nested shielding structures.

A voltage controlled equalizer network modifies RF signal tilt using reactive components in a variable attenuation circuit.

A balanced composite right/left-handed transmission line enables non-zero group velocity at zero phase constant frequencies.

A multilayer band pass filter incorporates a ring-shaped LC parallel resonator with a dedicated ground conductor layer facing the capacitor electrodes.

Nested coil layers in a common mode filter improve impedance while reducing size.

A decision feedback equalizer uses soft information signals to select boundary levels for non-uniform quantization.

Segmenting thick dielectrics into thinner layers via series-connected coreless transformers improves voltage isolation without requiring precise manufacturing.