Waveguides TRIZ Cases
- 3D Waveguide Phase-Directed Power Combiners
Stacked waveguide networks route RF power to specific loads through phase modulation, reducing layout complexity.
- Microstrip Isolation Structure for Crosstalk Reduction
A microstrip isolation structure uses periodic subwavelength indentations and grounded resistors to confine magnetic fields.
- Directional Coupler Impedance Transforming Attenuator
Impedance transforming attenuator adjusts reference impedance to enable wider transmission lines for compact directional couplers.
- Additive Waveguide Routing for Compact High-Frequency Signal Guidance
Additive manufacturing produces three-dimensional waveguides with arbitrary geometries, resolving high signal loss at narrow angles in compact spaces.
- Mmwave Connector Multiplexer and Ridge Filters
Ridge-based filters segment mm-wave signals to reduce dispersion, boosting data rates while lowering power consumption.
- Dielectric Waveguide-Path Device for Signal Transmission
A dielectric waveguide-path device guides electromagnetic waves using controlled refractive indices and electrode arrangements.
- Dielectric Waveguide Low-Frequency Reflection via Columnar Conductor
A dielectric waveguide uses a columnar conductor to optimize electromagnetic mode conversion within the guide region.
- High-Directivity Directional Coupler with Impedance Discontinuity
A directional coupler uses coupling metal segments with gradually changing widths to achieve high directivity.
- Tunable Material-Filled Vias for RF Substrate Permittivity Control
Composite material-filled vias minimize electromagnetic field reflections and leakage by tuning substrate permittivity.
- Multilayer 180 Degree Hybrid Coupler Symmetric Port Arrangement
Cascaded directional couplers with broadside tracks create symmetric ports, eliminating interspersed configurations that cause unwanted phase changes.
- Bridging Coupled Divider for Signal Isolation
A divider uses a bridging assembly to manage signal flow and impedance matching across multiple nodes.
- Integrally Formed Waveguide Assembly for Compact RF Networks
Integrally formed waveguide assembly merges multiple ports into a single structure, reducing spatial footprint and weight penalties in satellite payloads.
- Bent Quarter-Wavelength Stubs for Band-Pass Filter Area Reduction
Bending quarter-wavelength open stubs generates transmission zeros that enhance out-band rejection while reducing occupied PCB area.
- CTE-Matched Constraint Layer for LCP-HTCC Waveguide Interface
A constraint layer with waveguide cavities couples LCP and HTCC substrates via CTE matching, reducing thermal sensitivity and interface complexity.
- Ridge Waveguide Transition Device for Compact PCB Integration
A plate-shaped ridge structure connects a transmission line to a waveguide at a gentle angle, enabling direct signal transfer without additional bending.
- Curved Waveguide Connector for Signal Integrity in HPC
A modular waveguide connector transmits millimeter-wave signals through a curved path without bending the guide.
- Divider Combiner With Coupled Inductive Sections
Segmented transmission lines with interconnecting resistors resolve the isolation bandwidth trade-off, delivering constant coupling and high directivity.
- Waveguide-to-Parallel-Plate Twist Transition with Mode Optimization
Twist transition device orients electromagnetic fields across discrete stages to resolve phase errors from dimensional variations.
- Vehicle Radar Substrate-Integrated Waveguide Shielding
Segmented conductor tracks merge with waveguide walls on a single layer, eliminating multi-layer transitions and maintaining shielding effectiveness.
- Air Loaded Stripline Using Conventional PCB Fabrication
Conventional printed circuit board techniques fabricate the assembly, eliminating complex metallic cavity structures while maintaining low insertion loss.
- Dielectric Waveguide Air Gap for Signal Transmission Loss Reduction
An air gap between the waveguide end surface and antenna reduces insertion losses, enhancing stability and positioning accuracy.
- Flexible Substrate Microstrip Impedance Control
Stacked conductor patterns on a flexible substrate control characteristic impedance while maintaining bond strength and reducing insertion loss.
- Dual-band filter for 2.45 and 5 GHz WLAN EMI reduction
Parallel transmission lines in a dual-band filter reduce electromagnetic interference while maintaining low insertion loss across 2.45 and 5 GHz bands.
- Dummy Load for High Power and Bandwidth via Segmented Design
A dummy load combines a resistive termination with a coaxial cable to dissipate RF power across wide bandwidths.
- RF Coupler Segmented Transmission Line Design
Segmenting the through line reduces insertion losses and coupling losses while minimizing area occupied by the RF coupler.
- Nested Coaxial Power Divider Combining Broadband Microwave Signals
Nested coaxial conductors reduce device complexity while achieving broadband operation through multiple resonant modes.
- E-fuse Phase Shifter for Low-Attenuation Beam Steering
E-fuses configure phase shifters in antenna arrays to set beam direction, eliminating signal attenuation from active tuning.
- Dielectric Stub Coupler for Guided Wave Mode Cancellation
A dielectric stub coupler launches guided electromagnetic waves along a transmission medium at millimeter-wave frequencies.
- Filtering Circuit Cross-Coupling Sideband Interference Suppression
A filtering circuit uses cross-coupling between non-adjacent resonators to transmit signals and suppress sideband interference.
- Dielectric Filter Grounding via Bent Corner Electrodes
Bent corner electrodes stabilize high-frequency ground potential without a cover, resolving trade-offs between reliability and device complexity.
- Compact Power Divider Using Coupled Transmission Lines
A power divider uses electromagnetically coupled transmission lines to split signals efficiently.
- Directional Coupler Using Intra- and Inter-Layer Coupling
Intra-layer proximity and inter-layer overlap create a double coupling space that reduces insertion loss in compact mobile devices.