Coupling Light Guides TRIZ Cases

A smooth dual-diameter ferrule passage reduces epoxy contact and thermal stress at the fiber interface, helping prevent breakage.

A recessed cladding structure exposes the core end deeper than the surface, improving optical fiber coupling while avoiding polishing distortion.

Edge coupling structures match the fiber mode field and split light directly, avoiding splitter wavelength limits and excess loss in parallel optics.

A supported ferrule holder and enclosed fusion splice cut insertion loss while enabling field fiber termination with common splicing equipment.

Identical-period holographic gratings link RGB fields of view in one waveguide, improving color uniformity while cutting display complexity and cost.

Apodized dual-mode grating sections improve fiber-to-waveguide coupling efficiency while lowering polarization-dependent loss in semiconductor optics.

A gap at the waveguide end surface makes the light incident position visible, improving optical continuity inspection efficiency and alignment.

Two etched grating regions and a refractive-index cladding cut back-reflection noise while improving coupling efficiency in silicon photonics.

A nested ferrule, spring, and crimp-body connector maintains OSP fiber reliability while cutting terminal size, complexity, and pole space needs.

A cavity-spanning membrane with integrated passive optics and an opaque perimeter strip cuts light leakage in compact optoelectronic modules.

3D printed tapered fiber tips match fiber and PIC waveguide modes to improve coupling efficiency, cut reflections, and ease alignment.

A fiber mounting unit aligns optical fibers to PIC edge couplers in stacked packages while supporting heat spreading to cut misalignment sensitivity.

A nested pull ring structure lets optical module fins extend and form airflow channels, improving heat dissipation without sacrificing easy removal.

Vertically staggered channels and retaining protrusions secure mixed splice sleeve sizes while increasing tray density and vibration resistance.

A parabolic reflective structure redirects divergent LED radiation into a waveguide, reducing coupling loss and enabling compact photonic integration.

An integrated fiber tube and lens assembly simplifies optical switch alignment, cutting assembly complexity while maintaining low-loss channel switching.

A slotted tubular splice protector with hotmelt encapsulation packs multiple fusion splices into less space while reducing bulk and splice loads.

Front support pads and rear ribs stabilize the ferrule holder, keeping fusion-spliced fibers aligned while reducing insertion loss.

Flexible foil fixation tabs improve fiber access and retention while controlling bend radius and reducing damage in telecom enclosures.

High-dielectric material between spaced waveguide layers relaxes nano-gap control, improving coupling efficiency and reducing insertion loss.

Alignment apertures in an optical interposer enable passive fiber coupling, direct optical paths, and simpler OSA assembly with lower signal loss.

Adiabatic tapers link single-mode and multimode lithium niobate waveguides to cut scattering and absorption loss while preserving modulation.

A receptacle-mounted release member lets small plug connectors route through narrow paths while still enabling secure locking and easy removal.

Sub-wavelength grooves in non-grating waveguide regions help keep the capping layer uniform, preventing visible display artifacts without affecting image light.

A light-responsive spacer between optical fibers adjusts coupling without thermal welding, improving site safety, separability, and setup time.

An EM absorption member facing the modulation region suppresses crosstalk and transmission loss in overlapping optical modulator substrates.

An acute-angle corner coupler links fibers to photonic integrated circuits with lower optical loss, simpler CMOS fabrication, and wafer-level testing.

An integrated cleaner inside the optical connector dustcap removes ferrule contamination while simplifying maintenance and improving reliability.

Opposite-direction transmit and receive core pairing with fan-in/fan-out coupling suppresses multicore fiber crosstalk and skew.

Biasing elastic contact keeps a pluggable module pressed to both heat conductor and heat sink, improving cooling through repeated insertions.

Housing-level latching keeps optical connectors compact while guide pins improve alignment accuracy and preserve connector strength.

A ring resonator equalizes polarization-path timing so arbitrary optical states can be detected by one photodetector with lower receiver complexity.

A side-opening ferrule layout lets one hardened multi-fiber connector support splice-on pigtails and direct fiber termination with sealing.

Inserted mirrors route light across intersecting waveguide planes, reducing curved-path fabrication complexity, material use, and scrap.

Segmented ferrule groups and perpendicular connector layout simplify mounting to photoelectric modules while reducing EMI.

Opposing collimators and multi-core fibers create a free-space optical path that cuts propagation delay without hollow-core fiber cost or fragility.

Integrated reflective and refractive lens block surfaces attenuate transmitted light and route a monitor signal without extra assembly steps.

A pivoting tray and removable knockouts improve fiber cable access and fit different bulkhead shapes without tools, easing installation and rework.

Integrated dovetail projections and resilient tabs let one optical component holder fit multiple tray attachment styles, cutting inventory and install time.

An extended transceiver connector keeps cable connections out of dielectric fluid to prevent degradation, data loss, and replacement downtime.

Thin light sheets shaped by lenses and metasurfaces improve coupling into planar waveguides by matching input dimensions and reducing optical loss.

Memory-coupled optical interfaces use configurable signal propagation and region access to isolate optical communications without blocking permitted paths.

Dual couplers split short- and long-wavelength signal tapping to keep monitor tap rate stable across WDM bands and reduce A/D dynamic range demands.

A ribbed boot with a latched front extension improves fiber connector insertion, removal, polarity indication, and strain relief in dense ports.

A bifurcated flexible polymer waveguide stacks folded ends in one ferrule to raise PIC core density while limiting bending stress.

Lens and mirror routing relax fiber alignment while enabling compact optical-electrical photonic packaging with high-bandwidth signal transfer.

Electrical-domain phase and amplitude tuning recovers split polarization signals while cutting optical circuit size and power use.

A multi-tier connector routes multi-level optical signals into a single PIC layer, enabling dense optical-electrical integration with manageable bonding.

A fluid light guide and imaging optics deliver adjustable, sharp-edged macro illumination with high lux, uniformity, and 80 mm working distance.

A mirror-routed optical interposer links fiber input to a photonic integrated circuit while combining optical and electrical integration through bonded layers.