Waveguides TRIZ Cases

A tapered vertical transition links PCB microstrip to waveguide with broad bandwidth, low reflection, and tolerance to assembly air gaps.

Air-filled waveguide tubes use dielectric-held plug-in filter elements to cut insertion loss and simplify antenna array integration.

Voltage-reactive waveguide elements enable tunable RF splitting and switching across multiple bands, supporting mm-wave and THz signal routing.

Dielectric bars inside a hollow waveguide cavity widen bandwidth while keeping microwave losses low for millimeter-wave transmission.

A tapered dielectric waveguide end smooths impedance transition to hollow metallic tubes, cutting transmission and return losses.

A waveguide interposer creates separate reference planes between the IC antenna and dielectric waveguide to improve alignment, isolation, and impedance matching.

Adjustable circular-waveguide shorts enable compact RF polarizers to handle high power while tuning isolation, transmission, and broadband response.

Terahertz signals in dielectric waveguides replace complex shielded radar wiring, preserving coherence and high angular resolution in vehicles.

Open stubs compensate unequal line lengths in a multistage Wilkinson splitter-combiner, cutting footprint and wiring loss.

Crossed return paths and isolation resistors help a quarter-wave splitter maintain port matching and isolation across a wide frequency range.

Segmenting a long suspended strip line with connectors eases fabrication and installation while preserving impedance matching and reducing signal loss.

Capacitive coupling between overlapping ridge and standard waveguides saves connector space while preserving high-frequency signal quality.

Stacked substrates with overlapping microstrip lines form a compact waveguide power combiner that cuts size and transmission loss.

Ball detent retention and radial alignment features enable repeatable separable waveguide joints with low signal loss and reduced RF reflection.

Bonding a ceramic stripline to a ceramic waveguide cuts CTE mismatch, shortens solder paths, and improves RF filter reliability.

Quarter- and half-wavelength structures enable non-galvanic chip-level waveguide transitions, reducing leakage and assembly stress.

A tunable power absorbing waveguide termination integrates a position-adjustable tuner element within an inclined dielectric taper.

A waveguide device uses overlapping recessed parts to change tube axis and polarization directions within a compact structure.

A stripline filter uses bent resonator parts to create jump coupling for wider bandwidth.

A hybrid-direct coupler vertically stacks quarter-wave metallic strips to merge signal combining and sampling functions in a single integrated structure.

Multi-layer dielectric stack-up equalizes even and odd mode phase velocities to achieve high directivity without increasing insertion loss.

External power lines on a rectangular solid dielectric eliminate internal complexity, allowing slidable contact for reliable power transmission.

A double microstrip transmission line uses a common defected ground structure to connect signal patterns across dielectric layers via vertical routing.

A waveguide circuit merges three tubes with a coupler to combine radio-frequency power in a single layer.

A microwave filter uses segmented primary and secondary branches with varying widths to match impedance curves.

A ruggedized spindle uses choke structures to electrically isolate mechanical support members from parallel conducting plates.

A waveguide device uses a conductive layer at least five times the skin depth to guide radiofrequency signals through an additive manufactured core.

L-shaped housing with flexure portions aligns ceramic waveguide filter sections, reducing tuning time and manufacturing complexity.

Radial waveguide structure combines high power signals through mode conversion, reducing transmission loss and multistage complexity.

A TM mode evanescent waveguide filter achieves exceptionally high Q factors and low loss through below-cutoff operation.

Segmented antenna elements nested in a coaxial waveguide enable broadband frequency response from 2 to 20 GHz while simplifying thermal management.

A microstrip circuit coupled with a dielectric waveguide adjusts the bandwidth of a frequency band to transmit wideband signals.

A waveguide transition merges ridge and partial H-plane sections using an overlapping foil slot for impedance transformation.

Segmenting the ground plate with pattern-shielded openings reduces insertion losses caused by reduced vertical distance in microwave integrated circuits.

Vertical stacking of transmission lines in multilayer metallic-dielectric structures creates compact high-order microwave filters.

Placing resonators above the limit frequency overcomes diaphragm area constraints to boost coupling strength.

Planar spiral coupler with cross-over connections bridges conductive strips to provide external port access.

Segmenting conductive vias into single-substrate structures removes open stubs that cause inconsistent transmission losses in high-layer laminated converters.

A mechanical tuner adjusts electromagnetic field distribution within a coupling cavity to control signal phase and coupling amount.

A waveguide filtering portion uses an inner wall controller to adjust structural dimensions and change transmitted frequency ranges.

A substrate integrated waveguide circuit uses a ring-shaped conductive element to match equivalent impedance with the waveguide.

A hybrid radiating cable uses a hollow waveguide inner conductor to transmit electromagnetic signals across multiple frequency bands simultaneously.

Optimizing probe length and substrate permittivity increases channel bandwidth while reducing component size.

Tapered hairpin resonators enhance bandwidth and return loss, resolving size constraints in narrow-band microwave filter designs.

Multilayered dielectric broad-side couplers eliminate dielectric constant mismatches in feed networks, ensuring high isolation and reduced insertion loss.

Segmented quantum transmission lines reduce signal reflection and noise interference via geometric optimization.

A dielectric waveguide core surrounded by a lower-permittivity cladding confines electromagnetic waves within the substrate.

Nested hollow cylindrical conductors reduce device length and fabrication costs while increasing air dielectric breakdown strength.