Coupling Light Guides TRIZ Cases

High-contrast V-grooves in a coated glass FAU adapter enable fast machine-vision alignment without substrate pins or thermal stress.

Mirror-image connector patterns and keyed interfaces preserve multicore fiber polarity across opposite draw directions in structured cabling.

Separate non-reciprocity members in waveguide recesses preserve one-way optical transmission while reducing YIG interference in semiconductor processing.

Direct RF-to-optical integration in a sealed module shortens signal paths, cuts crosstalk, saves space, and simplifies manufacturing.

Varying V-groove geometry and CTE-mismatched lid design keep fibers aligned to warped PIC waveguides under thermal change.

A clamp-linked lid automates fiber scrap collection during cleaving, cutting manual steps and preventing scraps from being pulled back.

Gradually varying fiber core profiles create low-loss, low-reflection links between mismatched fibers and improve splitter energy efficiency.

A nested patterned layer in an initial waveguide groove enables small waveguide ends, reducing coupling loss and improving light propagation.

A releasable pin holder lets multi-fiber connectors change gender and polarity in the field without housing disassembly.

A clip on the adapter converts cable pull into controlled disengagement, releasing the optical fiber connector before cable or adapter damage occurs.

Orthogonal die and lens fiducials enable fast passive alignment of T-shaped photonic lenses, cutting active alignment complexity and time.

Inclined grooves between curved polymer waveguide cores refract leaked light away from adjacent cores, reducing crosstalk and signal errors.

An intermediary holder orients and secures a fiber device despite latch interference, improving inspection coupling accuracy and reducing re-inspections.

Mirrors between straight waveguide sections redirect light across parallel planes, enabling compact optical assemblies with modular inserted components.

A tail sleeve linked to a securing member lets densely packed MPO connectors be unplugged from a distal grip point with lower damage risk.

Spatially separated waveguide channels and photodiodes avoid signal extinction in optical FIR filtering while lowering detection cost.

A pressing component stabilizes chip-to-coupler alignment, distributes stress, and reduces optical signal loss in compact multi-channel assemblies.

Adjusting screws vary tapered-fiber contact length to stabilize WGM resonator coupling while preserving Q factor and environmental sensitivity.

Cascaded complementary couplers with an intermediate phase delay broaden wavelength splitting while keeping optical monitors compact.

Partially reflective dielectric-coated facets in nested waveguides expand the eye box while keeping near-eye virtual images bright and uniform.

Azimuthal alignment with offset clocking reassigns multicore fiber cores at splices to reduce loss variation and compensate for asymmetry.

Filling the inter-chip optical path with a transparent member widens alignment tolerance and stabilizes coupling efficiency between waveguide chips.

A split double flexible optical circuit enables connector transition testing while reducing manual fiber handling and easing cassette assembly.

Two-stage blade singulation cuts TFLC and silicon with smoother edges, reducing chipping, optical loss, and yield issues.

MicroLEDs and optical waveguides replace electrical buses to enable denser 3D IC links with lower power and less ohmic loss.

Embedded glass-layer waveguides carry chip-to-fiber signals, easing metal interconnect limits and resistive heating in co-packaged circuits.

Freeform couplers on a photonic interposer ease alignment while improving coupling efficiency, bandwidth, and wafer-scale assembly.

Rotating actuators move securing members transversely to lock optical connectors quickly while reducing multiport size and port spacing.

Hybrid bonding enables sub-micron alignment between stacked photonic devices and waveguides, cutting routing area while preserving optical coupling.

Reference markers in the fill region enable metrology of buried cavity width near an inverse taper, reducing edge coupler misalignment.

A stacked waveguide channel uses total internal reflection to avoid co-layer crossings, cutting crosstalk and insertion loss in compact optical modules.

Separate fixation of the light guide and cladding prevents slippage, adhesive failure, and fiber exposure under thermal and mechanical stress.

A spring-loaded holder frame replaces glue to keep multiple ferrules aligned with receptacles, reducing coupling loss and easing rework.

A GRIN lens expands beam size between PIC waveguides and fiber arrays to cut coupling loss and improve passive alignment tolerance.

A suspended shunt waveguide above bus waveguides redirects light with low insertion loss, broad wavelength support, and CMOS-compatible fabrication.

A shrouded endoscope connector pre-aligns fiber and data interfaces in sequence to prevent insertion damage and reduce tilt errors.

Partially bonded rollable fiber ribbons shift from flat to circular packing, enabling dense round cables and faster multi-fiber ferrule termination.

A duplex APC connector uses oppositely polished ferrules so polarity reversal is done by a 180° rotation, cutting field time and damage risk.

An asymmetric adapter aligns miniature MT ferrules with connector interfaces for direct mating, stable polarity, and pin-stubbing protection.

A manually replaceable ferrule coupler protects OTDR internal ferrules from repeated connector wear, cutting repair time and cost.

An integrated holding sleeve keeps the ceramic sleeve floating yet coaxial, reducing assembly error and improving optical fiber collimation.

A front cover and ferrule slot enable denser fiber port layouts while protecting the ferrule end face for stable optical transmission.

A slide clip and active coupler secure a hybrid fiber connector that carries optical signals and electrical power with outdoor sealing.

A movable terminal and buckle-based modular assembly speed optical connector installation while reducing alignment error and signal loss.

Separated ferrule regions support tapered optical fibers to reduce bending loss and breakage, improving yield and throughput.

Stacked grating layers with different refractive indices improve optical coupling efficiency, bandwidth, and stability while reducing interference.

A displaced 2D lattice grating coupler broadens O-band polarization splitting to 30 nm or more for efficient CWDM coupling.

Optical waveguides and bonded photonic-electronic dies replace copper links to boost die-to-die bandwidth while minimizing cross-talk and interference.

Recessed optical adhesive guides capillary flow across gaps between adjacent photonic packages, improving coupling while avoiding unwanted surface adhesion.

Magnetic members and spring loading self-align fiber arrays for accurate optical connection with faster replacement and repair.