Particular Array Feeding Systems TRIZ Cases

Opposite-phase feed circuits and a shared ground conductor keep dual-polarized antennas compact while improving isolation and lowering impedance.

Printed coupled dipoles and above-ground impedance networks shrink antenna arrays while improving bandwidth and reducing loss and scanning anomalies.

A 180-degree hybrid circuit with phase shifters enables shared bandpass filtering for polarized waves, cutting RFIC area, cost, and signal loss.

Integrated antenna switching in a radar chip enables multi-mode operation with fewer antenna elements, lower loss, and smaller module size.

Parasitic patches between aligned radiating patches extend microstrip antenna bandwidth while a thin substrate enables conformal mounting.

A through-hole support and connecting-plate layout links terminal antennas while saving space, improving stability, and enabling thinner phones.

Rotational radiator spacing and layered feeds improve circular polarization, beamforming precision, and interference robustness in compact arrays.

Split antenna branches with local matching networks improve RF transmission in compact hearing aids where installation space is limited.

Stacked substrates support both polarizations in one compact antenna, reducing array space while improving bandwidth and isolation for 5G use.

Shared control and element signal paths cut phased array PCB layers and routing complexity while preserving beamforming performance.

Capacitive and inductive couplers between feeder lines and radiation conductors cut mutual coupling in closely spaced dual-band antennas.

A local matching network in each antenna element unit improves impedance matching, reducing distortion and grating lobes across broadband beamforming.

Separate low, intermediate, and high-band feeds with a filter matching network to improve isolation and cut 2300 MHz signal loss.

A meander-line polarizer lets one planar linear antenna switch between RHCP, LHCP, and simultaneous dual circular polarization with lower complexity.

A resonant artificial magnetic conductor lets antenna elements sit near metal while reducing reflected-wave leakage and preserving radiation efficiency.

Simultaneous feed-element switching creates virtual feed positions, letting a dielectric lens antenna form narrow beams in multiple directions.

A stacked feed structure uses layered conductors, vias, and ground-layer slots to simplify array antenna wiring while preserving phase control.

A peripheral electrode and segmented through-electrode layout suppress antenna crosstalk, cut pixel defects, and improve terahertz imaging.

A doped polyphenyl ether substrate integrates dual-band GNSS and WiFi/Bluetooth radiators to boost signal strength and positioning accuracy.

Distinct phase-shifting antenna units on a shared substrate enable simultaneous multi-frequency operation with lower interference and better space use.

Liquid-crystal phase shift units and an RF signal processor reduce feeding-path noise while improving signal directivity and quality.

Dual radar beams with and without OAM compare return signals to overcome diffraction-limited resolution at lower cost than LiDAR.

A segmented waveguide layout uses orthomode junctions and twists to enable dual-polarization power division with sub-wavelength array spacing.

Different stub angles on a shared PCB create polarization separation that reduces 2.4G and 5G antenna interference in compact terminals.

A ridge gap waveguide with an EBG structure cuts millimeter-wave loss and contact precision demands while supporting wideband PCB antenna arrays.

An impedance transformation circuit stabilizes smart antenna input matching across beam shapes, reducing reflection and widening bandwidth.

Added capacitive structures at the antenna tips improve 20-30 MHz matching and field strength, reducing the need for high-power EMC amplifiers.

Uneven waveguide power splitting with septum features and impedance matching improves vertical radar emission and lowers sidelobes.

A bent flexible substrate packs mmWave antennas and IC connections into a smaller module while preserving signal transmission and antenna performance.

A grounded flexible circuit layout cuts signal loss and avoids bending-area cracks in display antenna connections.

Impedance transformers on multilayer antenna vias improve mmWave matching, cut line loss, and support broadband feeding.

Selective activation of multi-band antenna elements keeps spacing suitable across frequencies, improving beamforming and suppressing grating lobes.

Multiple feed-points per antenna patch let the array detect polarization and reflections more accurately for indoor angle-of-arrival positioning.

Variable-polarization Vivaldi GPR and laser-guided antenna control improve dam hidden-danger detection in complex terrain.

Curved-arm PCB antenna elements and tuned stackup expand millimeter-wave beamforming coverage while improving signal range and stability.

A divider layer routes one filtered antenna signal to multiple radiation conductors while ground patterns reduce interference and signal terminals.

Selectable transmission-line taps and switches vary RF path length for compact millimeter-wave phase shifting and beam steering without antenna movement.

Slot-ring units built into a terminal metal frame create a compact millimeter-wave array that preserves metal appearance and communication quality.

Parabolic reflection pillars help a vertically polarized dipole push beams forward, raising gain and front-to-back ratio for 5G millimeter-wave links.

A composite patch and PCB feeding network deliver broadband GNSS circular polarization with lower assembly complexity and stable phase center.

A grounded reflector between the RF filter and radiation element opens front and rear heat paths, removing the radome and easing module assembly.

Integrated radome supports fixed to the radio reflector improve base station antenna stability under rain, snow, and solar exposure.

Cross-orthogonal slots and edge grooves let a single-layer radiating sheet cut coupling, improve polarization purity, and shrink 5G array antennas.

Shared and independent feeding networks let a 2D antenna stay compact while narrowing horizontal beamwidth and preserving radiation performance.

Concentric circularly polarized apertures and a stacked feed structure cut CubeSat antenna size and weight while maintaining isoflux RF coverage.

Hook-like feeders capacitively coupled to cross-arranged dipoles shrink base station radiator size while maintaining RF signal transmission.