Multiple-Port Networks TRIZ Cases

Accelerometer-driven rotatable frame orients GPS antennas to resolve signal quality versus manual adjustment trade-offs.

A filtering device uses active switching to control load node voltage and reduce common mode current.

A processing system derives resonant circuits from superconducting circuit attributes to define frequency values and length parameters.

Stick-shaped laminate groups integrate ceramic layers through thermocompression bonding and sintering.

Embedded patterned ground planes suppress common-mode noise across wide frequency ranges, eliminating discrete filter components that increase PCB size.

A wireless power transfer system estimates coil alignment parameters using a three-phase representation of received power.

Resonant near-field coupling transfers kilowatts over mid-range distances without line-of-sight tracking.

A diplexer circuit uses hybrid couplers and a filter configured for narrower fractional bandwidths to separate signals in narrow transition bands.

A semiconductor circuit generates reference voltages with varying temperature characteristics using control signals to adjust resistance values.

A filter device positions the first AC reactor upwind of the second to ensure effective cooling air flow within a shared housing.

Tunable transmission lines with shunting elements integrate switching, phase shifting, and polarization control to reduce chip area and improve signal fidelity.

A variable-class amplifier adjusts its conduction angle via a compensation subsystem to stabilize output power delivery.

MOSFET body diode switching eliminates complex gate driver circuits, reducing manufacturing costs while achieving high speed switching within 15 μsec.

A multilayer electronic component integrates a shielding conductor layer between coil layers to adjust differential impedances across signal paths.

Localized LC cells in a mode-switching transformer widen the operational band while maintaining physical footprint.

Applying an echo cancellation filter to time-of-flight analog-to-digital converter signals reduces baseline perturbations caused by impedance mismatches.

Inductively coupled transmission lines and ferrite sleeves reduce noise and coupling in high power broadband systems.

An embedded isolation filter reduces unwanted RF noise coupling in printed circuit boards.

A switched capacitor digital step attenuator decouples noise spectral density from bandwidth using serial and sampling capacitors.

An integrated component merges transformer and inductor functions within a filter circuit to reduce volume.

Circular metal layer shields reception electrode to reduce signal leakage and improve transmission-reception isolation characteristics.

A high frequency filter uses a higher dielectric constant insulator layer to enable edge coupling between transmission lines on the same plane.

A controller adjusts antenna matcher capacitance or inductance based on user holding patterns detected by a sensing unit.

A wireless power transmission device uses an impedance adjustment unit to vary coil impedance for efficient energy transfer.

A conjugate gradient algorithm estimates channel parameters using received signals and convolution matrices to accelerate convergence speed.

Segmented AC coupling capacitor structures optimize high-frequency signal transmission on printed circuit boards.

A receiver system replaces multipliers with shifters to extract band edges for concurrent CFO and STO estimation.

A monolithic electromagnetic interference filter integrates signal and ground electrodes to shield implantable electronics.

A passive electrical connector integrates directly into the RF transistor die to form a compact impedance matching network.

A portable electronic device uses stacked metal elements to form a coupling antenna on a carrier substrate.

A nonlinear electromechanical resonator detects mass perturbations via hysteretic amplitude variations.

A test circuit data masking control unit masks upper and lower data pins during read operations to reduce I/O pin requirements.

A balanced-to-unbalanced transformer merges dual bias paths into one power supply terminal using phase shift circuits.

A decision feedback equalizer initializes tap weights using a cleansed channel impulse response derived from cross-correlation.

Common mode chokes block RF leakage currents across broad frequency spectra, enhancing power transfer efficiency and protecting hardware.

A waveguide antenna PCB uses transmission lines to create electromagnetic band gaps.

A printed circuit EMC filter merges planar capacitor tracks and spiral inductor windings on a single board to reduce parasitic elements.

Multiple capacitors paired with frequency-specific filters expand bandwidth and improve noise immunity across high-frequency environments.

Switching mechanism controls variable capacitor connection to tuner, resolving complex calibration needs without physical component replacement.

Segmented variable components reduce circuit complexity while maintaining tuning range against environmental interference.

A combiner uses coaxial cables and capacitance boards to combine radio frequency signals from multiple power amplifiers.

Segmenting traditional toroid chokes into interleaved E-shaped cores reduces filter volume while maintaining high leakage inductance for currents exceeding 10A.

Nonlinear resonance circuits expand bandwidth and maintain high amplitude by adapting to frequency detuning via voltage-dependent capacitance.

A dual mode antenna switch module integrates a phase shifting network between the RF switch and UMTS duplexer to adjust signal reflection.

Embedded resistors form a feedback loop that absorbs reflected common mode noise, preventing circuit malfunction in high-speed differential signal transmission.

Run length encoding generates code data that enables an adaptive control unit to adjust filter compensation and prevent over or under EQ phenomena.

Crystalline interposers reduce RF transition loss in 3D tile architectures, enabling operation up to 300 GHz with minimal signal degradation.

Reactance elements isolate sensing and communication paths, enabling feedback control that compensates for human body interference.

Segmented filtering prevents 2.3 MHz tone shorting to ground, enabling simultaneous SWM and LNB operation.

A filter device uses segmented resonators with intermediate ground electrodes to generate attenuation poles and adjust passbands.