Coupling Light Guides TRIZ Cases

Compound parabolic reflectors help microLED arrays couple light into fibers, cutting power use for short-range chip and board links.

A fiber take-up region accommodates ferrule travel with controlled macrobending, preserving signal quality and isolating tensile loads.

Free-form index engineering separates guided and cutoff modes in Bragg grating couplers, cutting loss and group-delay spread in multimode links.

Varying wall thickness lets a fiber connector dust cap seal the ferrule without harmful contact, reducing debris risk and aiding fault indication.

A staircase substrate brings the waveguide closer to the optical fiber device, cutting signal loss while keeping etching manufacturable.

Angled optical subassembly placement and fin geometry improve airflow, cooling, and fiber bend radius compliance in compact pluggable modules.

A rigid supported waveguide interposer improves PIC-to-PIC coupling efficiency while reducing fragility, contamination risk, and optical loss.

A laterally spaced waveguide and sub-wavelength grating improve photodetector coupling efficiency and wavelength selectivity in compact photonic chips.

A protrusion-and-wall rotary mechanism turns the cleaning head during axial motion, saving space and simplifying molding in optical connector cleaners.

Probe ports and integrated MEMS detectors enable active alignment in modular optical cross connects, supporting scalable high port counts and in-service upkeep.

Software-based telegram copying replaces fixed-port fiber star couplers, cutting cost while scaling primary-to-secondary communication.

Overlapping stacked multimode interference regions separate polarization modes with lower loss and a smaller photonic chip footprint.

Scattering-based in-plane coupling spreads multi-mode light through a slab waveguide so surrounding SNSPD nanowires can detect photons efficiently.

A modular connector core with interchangeable shrouds and fasteners lets pre-terminated fiber cables fit multiple ruggedized adapters with sealing.

Snap-fit trunk gland adapters replace wrench-tightened nuts, speeding fiber enclosure cable routing while preventing rotational fiber damage.

Glass waveguides replace long PCB signal paths to cut transmission loss and improve optical coupling, thermal stability, and package reliability.

A damped heat sink for pluggable interface modules improves cooling while limiting oscillation, detachment, and collision damage.

Matched CTE materials, hydrophobic coatings, adhesives, and microspheres keep polymer eyepiece gaps uniform and reduce warping in AR/MR optics.

A single concentric spring lets a floating adapter module maintain connector alignment while simplifying assembly and reducing adapter size.

Integrated RF, fiber, and antenna test modules with automated job management replace multiple field tools and improve repeatable cell site testing.

Resilient securing features inside optical multiport ports remove bulky coupling hardware, enabling dense, reliable connections in tight spaces.

Side illumination through a bent optical fiber lights the end face for accurate core location while keeping fusion splicer power use low.

A ring resonator and thin slab layer broaden Mach-Zehnder switching bandwidth while reducing crosstalk and enabling center-wavelength tuning.

Modular trays, sliding access, and hinged enclosures let fiber cable layouts adapt to facility needs while enabling non-disruptive maintenance.

Mechanical V-groove and U-groove couplers replace active alignment and permanent bonding while keeping FAUs interchangeable and precise.

A tapered opening aligns the optical element to the photonic active surface, cutting signal loss while stabilizing integrated co-packaging.

Multiplexed gratings in one holographic waveguide layer handle multiple spectral bands, cutting RGB alignment complexity and improving yield.

An optical waveguide board links multiple IC wiring boards with fixed optical paths to cut loss, ease coupling, and avoid fiber crossing.

Compressed elastomer fills adapter-housing gaps to absorb tolerances, stabilize optical connectors, and improve module yield and signal reliability.

A stacked single-core to multi-core layout with a separator limits coupling loss under misalignment and improves optical module assembly reliability.

Laser-formed projections and recesses align optical fibers to substrate waveguides within 4 μm, simplifying coupling without optical axis adjustment.

Backside fiber coupling routes light through a PIC reflector and support substrate, separating optical fibers from flip-chip interconnects.

By placing the positioning structure within the waveguide curved region, this case enables compact optical alignment with less interference and leakage.

A deformable nozzle enables capless cleaning of optical connector ferrules in direct-plug and adapter-attached states, improving workflow.

Dam structures isolate optical modulator cavities from underfill in fan-out packaging, preserving clean optical paths and package reliability.

Field-configurable split ratios and a duplex connector cut SKU complexity and speed optical network installation with one connection.

Pre-connectorized cable assemblies and a locking reel simplify optical branch point installation, cutting handling risk and field time.

An inclined mirror-coated waveguide redirects light into a fiber hole, reducing coupling loss while avoiding angled fiber alignment.

A photochromic agent in the bonding adhesive changes color under stray light, making optical module misalignment visible without extra equipment.

Spatial mode conversion in paired Y-junctions enables compact 2×2 photonic splitting with low loss and stable 50/50 power division.

An optical isolator and matching adjustment path keep mode sizes equal, blocking parasitic reflections while preserving photonic coupling.

A stacked photonic and electronic chip structure uses reflectors and downward-facing grating couplers to improve package stability and optical transmission.

A mirror-based surface coupling scheme shifts alignment accuracy from assembly to production, easing photonic packaging and chip-to-fiber integration.

Bias-controlled sputtering forms magneto-optic isolator layers directly on waveguides, enabling high Faraday rotation without costly garnet substrates.

A conversion adapter and keyed male plug connector enable quick assembly and reliable optical mating with legacy and dissimilar connectors.

Projections on a ferrule push align and secure fiber ferrules in a housing, enabling automated optical connections without bulky MPO connectors.

A rotatable tube seat and resilient member let PM optical fibers be aligned without tools, reducing twist, ripping, latency, and signal errors.

A ceramic RF board flange is locally heated and bonded into a metal housing to create hermetic sealing and EMI shielding for scalable LIDAR beam counts.

Aspherical first and second lenses improve waveguide optical coupling by reducing light loss, aberration, and alignment sensitivity.

A low-index coating around the waveguide input reflects guided light, improving AR light output efficiency and image clarity.