Optical Interconnection Interface Using Suspended Optical Tweezers

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Solution Overview

Problem

Existing optical interconnection technologies, particularly those based on traditional optical fibers, fail to meet the requirements of high-density integration and high-speed communication within processors, as they cannot spatially suspend nanoscale particles for efficient optical interconnection.

Innovation Solution

An optical interconnection interface is developed, comprising two transmission apparatuses with oppositely arranged end surfaces, focusing apparatuses to form a focused light beam, and a suspended interconnection medium captured by a capturing optical field, allowing for optical interconnection between processors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If traditional optical fiber technology is used for interconnection, then long-distance communication is achieved, but on-processor high-density integration and short-distance high-speed communication requirements cannot be satisfied

Engineering Contradiction:

Improvecommunication speedVSAvoidintegration density

Core Design Contradiction:

SpeedVSDevice complexity

Solution Approach 1:

The patent replaces traditional mechanical/optical fiber-based interconnection with a magnetic field-based levitation system. Magnetic fields are used to suspend and position particles in three-dimensional space, enabling high-speed optical interconnection while achieving high-density integration on processors without the physical constraints of traditional optical fibers

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent changes the fundamental parameter of particle positioning from surface adsorption to three-dimensional spatial suspension using magnetic fields. This parameter change enables particles to be positioned precisely in space for optical interconnection, achieving both high-speed communication and high-density integration simultaneously

Inventive Principle:

Principle #35Parameter changes

2Reliability

If nanoscale particles are adsorbed onto processor surface, then particle positioning is achieved, but spatial suspension and on-processor optical interconnection effect cannot be realized

Engineering Contradiction:

Improveoptical interconnection capabilityVSAvoidparticle positioning flexibility

Core Design Contradiction:

ReliabilityVSEase of operation

Solution Approach 1:

The patent substitutes magnetic field interaction for surface adsorption mechanisms. Magnetic fields provide contactless suspension and positioning of nanoscale particles, enabling both reliable optical interconnection and flexible repositioning of particles in three-dimensional space without being constrained to surface locations

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces dynamic control of particle positioning through adjustable magnetic fields. Particles can be moved, suspended, and repositioned dynamically in three-dimensional space, providing both stability for reliable interconnection and flexibility for reconfiguration, unlike static surface adsorption

Inventive Principle:

Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The interface enables high-speed, efficient optical interconnection by suspending the interconnection medium in space, avoiding surface adsorption, and facilitating high-density integration and flexible signal transmission.

Implementation Method 1

two focusing apparatuses for focusing the light beam emitted by the two transmission apparatuses and forming a focused light beam

Methodology Applied

Scientific EffectFocusing: Focusing

Implementation Method 2

An optical tweezers (OTs) technology, also known as a single beam gradient force trap, captures, manipulates, and controls tiny particles by means of a three-dimensional potential trap formed from a highly focused laser beam

Methodology Applied

Scientific EffectOptical tweezers: Optical Tweezers

Data Source

PatentUS20250362457A1Optical interconnection interface, processor and server

Publication Date: 2025.11.27 LANGCHAO ELECTRONIC INFORMATION IND CO LTD

AI summary

Disclosed are an optical interconnection interface, a processor and a server, which relate to the technical field of optical processors. The optical interconnection interface includes two transmission apparatuses for transmitting a light beam, where end surfaces of the two transmission apparatuses are oppositely arranged; two focusing apparatuses for focusing the light beam emitted by the two transmission apparatuses and forming a focused light beam, where the two focusing apparatuses are connected to the two opposite end surfaces of the two transmission apparatuses respectively; and a suspended interconnection medium, where the interconnection medium is captured by a capturing optical field between the two focusing apparatuses and is located between the two focusing apparatuses in response to a need for interconnection and communication of a signal.