Magnetic/Electric Field Screening TRIZ Cases

Multiple magnetic iron oxides with distinct resonance frequencies broaden millimeter-wave to terahertz absorption and help prevent wave leakage.

By linking film resistance with support and dielectric permittivity-thickness, this case improves λ/4 absorber performance in assembled structures.

A selective deposition layer narrows RF can apertures and couples the can to the substrate to improve EMI shielding with fewer process steps.

A ceramic support body with shielding and via grooves enables fine-pitch substrate connections with stable dimensions and reliable signal transmission.

A removable adhesive hologram insulator absorbs or reflects RF electrosmog without blocking phone access, alerts, or signal quality.

A multi-arm shielding contact enlarges ground contact area and shortens loop paths to cut insertion loss, crosstalk, and resonance.

Antioxidant-coated magnetic particles in a conductive polymer coating improve EMI absorption, resist corrosion, and cut shielding weight.

A spring-urged metal shield contacts the connector frame to suppress EMI, improve noise immunity, and simplify endoscope assembly.

A contact portion and spaced projecting portions let the shield attach easily to a component while maintaining strong electromagnetic wave blocking.

A metal-magnetic-resin laminate boosts magnetic wave shielding while relieving forming stress to reduce breakage in 3D shaping.

Alternating permalloy and conductive layers improve battery shielding below 100 kHz while keeping the assembly soft and processable.

Orthogonal connector and cage mounting shortens high-speed signal paths through the substrate, reducing degradation, crosstalk, and cable cost.

A selectively plated heat spreader uses segmented shielding and antenna regions to dissipate die heat without blocking RF signals.

Hierarchical resistor-loaded rectangular rings broaden microwave absorption from 3 to 40 GHz while keeping the absorber thin and polarization-independent.

An exposed-adhesive metal-film tape forms shielding space around wire bundles without spiral winding or separate fixation, cutting harness assembly time.

A grooved shield cover mounts directly to the PBA without adhesive, cutting dispensing cost while improving EMI shielding and heat transfer.

Varactor-tuned metamaterial units shift the absorption band for both polarizations while keeping the absorber ultra-thin and low power.

A conductive elastic member and heat-shrink shielding tube replace fragile braided wires to maintain reliable EMI shielding at the connector.

Bent conductor paths and polygonal resonator cells increase inductance and capacitance, enabling compact band-stop filtering with tunable reflection.

Non-epoxy sized carbon fiber in PBT boosts EMI shielding and conductivity while preserving mechanical properties for shielding articles.

Metal blocking rings and nested concave-convex shielding structures suppress RF laser radiation leakage through assembly gaps while keeping the design compact.

An integrated heat dissipation member in the shielding cage improves connector cooling and plug alignment while simplifying assembly.

Channel-filled doped semiconductor grids improve EMI shielding while preserving broadband optical transmittance and low scattering.

A single-surface coil with conductive vias and a magnetic-resin encapsulant preserves inductor performance and reliability in thinner components.

Localized shielding between the busbar and control unit blocks radiation noise, preventing malfunctions without increasing module size or cost.

Parallel wire winding around a hooked bent section cancels magnetic flux, cutting impedance while fitting conductive wires of any length.

Modified polyolefin wax improves carbon dispersion in thermoplastic resin, preserving conductivity and mechanical strength in molded parts.

A braided shielding catheter, dielectric surround, and antenna cut EMI and conductively coupled noise in small-diameter endoscope cables.

Hydrogen-rich ITO with low tin oxide helps a radio wave absorber keep 10 dB+ return loss after prolonged heat and humidity exposure.

Closer signal-line spacing than adjacent ground-line spacing lowers capacitance and crosstalk, improving high-frequency signal integrity.

A porous polymer core with metallized layers and conductive links improves cable shielding, reducing EMI leakage and high-frequency signal distortion.

A toggleable glass element shifts between on-axis and off-axis positions to reduce headlight glare while preserving display visibility at night.

A stepped sealing resin links top and side shield films below adhesive drip zones, preserving inductor characteristics in compact modules.

A shield plate inserted between top and bottom chassis plates simplifies onboard camera assembly while maintaining conductivity and EMI shielding.

Spray-coated resin with nano and micro conductive fillers forms a uniform package shield layer that maintains EMI shielding and adhesion after heating.

A non-metallic reflective structure deflects incident radiation to limit heating while preserving electrical insulation in passive components.

Alternating conductive and magnetic layers block sub-1 MHz interference with lighter, thinner shielding for vehicle applications.

A layered shield with vent holes cools the PCB and driving chips while blocking foreign substances that can cause shorts in vehicle displays.

Electrolytically plated stainless steel monofilament yarn cuts shielding resistance and weight while improving flexibility for braided EMI cable shields.

A multifunctional tape combines adhesion and EMI shielding around the driver IC, cutting bezel width, alignment error, and shielding cost.

Patterned pads and thermal vias let a thin RF absorber cut antenna coupling in shared bands while improving heat spreading.

Carbonyl iron and thermally conductive particles raise μ″ in the 18-26.5 GHz band while moving heat through the sheet thickness.

A Cu/Ni-coated graphite filler boosts 40-100 GHz shielding while lowering density and cost versus conventional Ag/Ni powders.

A protruding columnar electrode keeps via placement flexible while improving bonding strength and reducing turn-up risk in compact electronic components.

A removable wall and biasing springs let one cage fit different module widths while blocking EMI leakage and incorrect insertion.

A housing extension and insulator form a pseudo capacitor that suppresses high-frequency noise without added capacitors or wiring impedance.

A two-film shield-can covering prevents dents during assembly while keeping part of the top surface exposed for identification marking.

Quarter-wave waveguide structures replace radio wave absorbers to block unwanted EM waves and cut high-frequency module assembly cost.

Segmented split tubes overlap during bending to prevent shield tearing and preserve electromagnetic continuity in wire harnesses.

Carbonyl iron and thermally conductive particles raise magnetic loss at 18-26.5 GHz while moving heat out of EMI absorbing sheets.