Multiple-Port Networks TRIZ Cases

A phase shift circuit uses a 90° hybrid, variable capacitors, and a balun to adjust signal phase.

A dielectric ceramic composition enables low temperature sintering through controlled glass content.

A reflection-type phase shifter uses tunable transmission lines as reflection loads to control the reflection coefficient and achieve precise phase shifts.

A multilayer filter device uses open stubs and parallel wires to reduce parasitic capacitance.

Segmented polyphase filters reduce impedance to suppress surge voltages, minimizing component size while preventing electrolytic corrosion.

An impedance matching circuit activates during docking to stabilize high-speed data transmission.

The terminator suppresses voltage reflections using resistive and capacitive components that match cable impedance while minimizing power loss through series capacitance.

A balanced wideband impedance transformer uses differential feeds to eliminate common mode currents in low profile ultra-wideband phased arrays.

A multilayer filter connects internal electrodes through a through-hole conductor to enable precise resistance adjustment.

Weighting error signals by demodulation confidence prevents loop instability caused by erroneous symbol decisions in high error probability environments.

An automatic tuning circuit uses a tunable negative capacitor to cancel antenna reactance, improving efficiency over narrow passive bandwidths.

Resistive coupling between independent transmission lines eliminates phase velocity matching requirements and simplifies RF termination for low loss detection.

A radio frequency filter uses a hybrid coupler to divide and combine signals through open-circuit resonators for precise frequency selection.

A balun transformer uses a parallel inductive winding to achieve high transformation ratios with minimized insertion losses.

An augmented power converter integrates motor drive functions to reduce weight and volume in aircraft electromechanical actuator systems.

Integrating a capacitance sensor with multiple antennas identifies grip locations, reducing device complexity and mounting space requirements.

Monitoring backup resource loads enables dynamic pool adjustment, resolving performance bottlenecks from static allocation.

Co-optimizing the balun and matching circuit reduces physical size while maintaining isolation between radiators in compact portable devices.

Dedicated inductance lines on the circuit board replace wire bonding to improve attenuation while enabling flip-chip miniaturization.

Differential current detection isolates voltage components from load interference, enabling precise power adjustment despite impedance changes.

Coupled electromagnetic resonators transfer power over mid-range distances by exchanging energy through near-fields, avoiding complex tracking mechanisms.

Reverse polarity transformer windings cancel in-phase voltage changes, suppressing common-mode noise without complex countermeasure circuits.

A band switch with a switchable notch filter reduces insertion loss by enabling the filter only when receive bands coincide with transmit harmonics.

Tapered transmission lines replace fixed transformers to resolve narrow bandwidth limits while maintaining isolation.

A series filter amplifies low frequencies to expand the passband of an air gap transformer.

Adjusting reference plane geometry controls impedance while reducing insertion loss and crosstalk.

Alternating conductor layers in a layered substrate increase resonator Q value through interdigital coupling.

Switch-controlled choke components prevent magnetic saturation during signal phases, reducing noise distortion while maintaining power delivery.

Zero-degree CRLH meta-material lines maintain phase coherence across ports, resolving compactness limits in series combiners.

A lossy transmission line with tapered impedance dissipates incident energy to minimize signal reflections in integrated circuits.

A receiver uses one equalizer to process closed loop diversity data signals alongside space time diversity pilot signals.

Segmenting the LC composite component into dedicated substrates resolves the contradiction between high Q value inductors and large capacitance capacitors.

A single-laminate galvanic isolator assembly integrates conductive traces and discrete capacitors within one structure.

An OFDM equalizer extracts phase components from Fourier-transformed paths to process input signals with scattered pilot symbols.

Integrating FBAR bandpass filters with inductors on one substrate reduces size and cost versus SAW duplexers.

Detecting primary current zero-crossings eliminates complex synchronization requirements, enabling stable wireless power transfer to moving vehicles.

Electronic variable capacitors adjust capacitance based on detected RF pulse levels, eliminating mechanical stress from vacuum variable capacitor movement.

Segmented DC link capacitor banks manage independent neutral points to prevent drive shutdowns during utility voltage sags.

A laminated balun transformer uses 180-degree rotational symmetry to balance primary and secondary coils.

A blind equalization system for binary phase shift keying signals uses a constant modulus algorithm with quadrature phase shift keying transformation.

Segmenting the dielectric plate reduces overlap with feeder lines, minimizing signal reflection and energy loss while maintaining stable phase control.

An active damping unit suppresses common-mode current resonance by adding zero-sequence regulation components to modulated waves, stabilizing the converter.

An inclined capacitor arrangement inside the terminal strip reduces external size while maintaining insulation distance and dielectric strength.

Vertical alignment of nested transformer loops with thick dielectric crossovers reduces capacitive coupling for high frequency operation.

Electronic switching replaces mechanical drives in an adjustable capacitor, enabling rapid capacitance adjustment for precise plasma impedance matching.

A dielectric printed circuit board substrate integrates an annular magnetic core to filter AC voltage components in a compact form.

Broadside-coupled transformer uses air gaps between planar conductors to eliminate dielectric losses and extend bandwidth from 2 GHz to 40 GHz.

A plasma waveguide integrates step parts and block parts to concentrate microwaves within the structure.