Antenna Arrays TRIZ Cases

A phased array antenna arrangement steers radiofrequency signals using phase shifters to reject 2.4 GHz interference and improve signal-to-noise ratio.

A portable DGPS navigation apparatus combines a receiver assembly and antenna unit into a single handheld device.

A phased array antenna switches among line-of-sight, over-the-horizon, and aerial-vehicle communication modes using beam control.

Segmented radiating elements with adjustable parasitic blocks resolve isolation conflicts in compact metal housings.

A loop antenna and ground substrate form a unified radiating structure that maintains a constant polarized wave ratio.

A nested antenna radiator structure supports simultaneous multi-band radio frequency transmission in compact wearable electronics.

Embedding filters within the multilayer substrate reduces wiring length and suppresses energy loss while maintaining signal isolation for compact MIMO systems.

Sandwiching a slotline between dielectric layers increases the effective dielectric constant to confine electromagnetic fields.

Laminating conductive lines across multiple layers on a flexible circuit board reduces antenna width while maintaining signal integrity near metal covers.

Iterative optimization designs array antennas reducing radar cross sections while maintaining antenna performance.

A combined antenna device merges a coupled feed antenna with a millimeter wave phased array to reduce overall footprint.

Nested spiral elements reduce resistance and maintain inductance to resolve chip size constraints while improving high-frequency signal intensity.

Segmenting the feed into two pads improves return loss and polarization isolation while maintaining simple coplanar fabrication.

Diffusers convert evanescent waves to propagating signals for antenna transmission.

An antenna extending from a hinge into a front frame frees arm installation volume for other components.

A serpentine chip seal ring increases reactance to mitigate magnetic coupling with on-chip loop antennas.

An elliptical waveguide structure transmits RF signals with low attenuation and high mechanical flexibility.

A circular patch antenna couples a cylindrical matching element to support dual frequency bands.

A wideband array antenna unit uses transforming means to apply frequency-dependent time delays between elements for precise pattern control.

Segmented antenna arrays enable focused beam scanning to resolve angular coverage versus power consumption trade-offs in UAV radar systems.

A planar directional antenna uses a concave parabolic metal layer to focus electromagnetic signals through coupling effects.

Adjustable ground points control signal radiation from terminal antenna slot ends, preventing rapid attenuation when the metal housing is covered by a hand.

Shorted split ring resonators in composite microstrip antennas resolve multi-band size constraints.

A near-isotropic antenna uses a regular polyhedron to capture electromagnetic signals from all directions simultaneously.

Adjustable shorting pin positions resolve space-limited bandwidth trade-offs, maintaining consistent antenna performance during structural state changes.

Segmented radiating elements and stubs reduce cross-polarized radiation while improving impedance matching in series-feed designs.

Segmenting antenna patterns across layered substrates resolves impedance mismatching and radiation interruption caused by conductive sensor members.

Segmenting conductor patterns across a multi-sided dielectric block reduces volume while maintaining transmission efficiency for compact mobile devices.

A modular air duct assembly directs airflow over a shared heat sink to cool active circuits on multi-layer RF printed wiring boards.

A fan-out wafer level package integrates millimeter wave antennas on the dielectric substrate to enable compact semiconductor device assemblies.

Base stations group quasi-colocated antennas to perform a single listen before talk procedure across shared channels.

Statistical methods calculate presence probability from initial trials to resolve stochastic detection failures in RFID zones.

Curved sliding waveguides guide RF signals through contactless interfaces within a compact rotary joint assembly.

A cylindrical antenna with arc-shaped metal strips maintains constant signal intensity during rotation.

Nested tubular elements in a planar inverted-F antenna provide ultra-wide bandwidth from 0.7 GHz to 3.0 GHz while maintaining a height under 40 mm.

Integrated cooling ribs and heat pipes in the MIMO antenna housing dissipate FPGA heat laterally and upward, eliminating separate blowing fans.

A patch antenna uses an electromagnetic shield to control feedline impedance between the ground plane and patch element.

A capillary pumped loop cooling system manages thermal gradients across phased array antenna circuitry using passive wick-driven fluid circulation.

A substrate integrated hollow waveguide merges signal propagation channels directly into printed circuit board materials to lower automotive radar packaging costs.

Electronic beam steering aligns the transparent antenna signal automatically, eliminating manual aiming complexity.

A perforated shield protects electronic components while enabling fluid ingress and egress through its array of holes.

Integrates radar and optical sensors on a single support panel to eliminate complex data registration errors.

Integrated fasteners eliminate costly insulating gaskets and convex hulls, reducing manufacturing complexity while maintaining electrical isolation.

Coplanar patches linked by inductive traces form independent LC resonators, enabling accurate multi-polarization reception without tight gap tolerances.

A hybrid calibration antenna embeds a spiral conductive trace within the dielectric substrate of a phased array structure.

Magnetic antenna array platform resolves direction finding ambiguity without half-wavelength spacing constraints through adjustable positioning.

A surface-wave transmission line guides electrostatic fields between electric-field coupling antennas.

Heat-activated adhesive layers join curved display plates to support members, preventing slippage during assembly.

Asymmetric arc radii reduce phase errors and enable compact antenna arrays with linear phase distribution.