Cube Satellite Deployer Using ISS Robotic Arm

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Solution Overview

Problem

The existing methods for deploying cube satellites in space are time-consuming and costly, requiring individuals or organizations to either design and launch their own satellites or pay others to do so, which is not economically or timely viable for short-term needs.

Innovation Solution

A cube satellite deployer system that adapts existing cube satellite launchers to be attached to a space arm assembly, such as the one used on the International Space Station, allowing for the launch of cube satellites into orbit at reduced costs and increased accessibility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional methods are used to launch cube satellites, then the satellite can be deployed into orbit, but the process is time-consuming and costly

Engineering Contradiction:
Improvedeployment speedVSAvoidtime required for satellite launch
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

Cube satellites are pre-assembled and tested on Earth before launch, with launchers prepared in advance. The space arm assembly is pre-positioned on the ISS to receive and deploy satellites without requiring complex in-orbit assembly operations, thereby reducing deployment time.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

A specialized launcher vehicle serves as an intermediary between the cube satellite and the ISS space arm assembly. This intermediary carrier facilitates the transfer and deployment process, enabling rapid deployment by pre-positioning the satellite on the launcher before ISS arrival.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If traditional satellite launch methods are used, then cubesatellites can be launched into orbit, but the cost is high and not economically viable

Engineering Contradiction:
Improvelaunch efficiencyVSAvoidcost of satellite deployment
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The space arm assembly on the ISS is designed to perform multiple functions including scientific experiments, satellite deployment, and cargo transport. By utilizing this multi-functional platform for cube satellite deployment, the cost is significantly reduced compared to dedicated launch vehicles.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system leverages the ISS infrastructure and space arm assembly to provide launch services, allowing cube satellites to be deployed using existing resources rather than requiring separate dedicated launch systems, thereby reducing overall deployment costs.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If custom satellite designs are created for each user, then specific mission requirements can be met, but development time and cost increase

Engineering Contradiction:
Improvemission customizationVSAvoiddevelopment cycle time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The satellite system is divided into modular components: standardized cube satellite platforms and configurable launchers. Users can select from standardized satellite modules and customize only the necessary components for their specific mission, reducing development time while maintaining adaptability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system allows customization through parameter changes rather than redesign. Users can modify mission parameters such as satellite size, payload capacity, and orbital characteristics within standardized configurations, enabling mission-specific requirements to be met without extending development cycles.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12221235B2Cube satellite space deployer system and method
Publication Date: 2025.02.11 SIDUS SPACE INC
  • US12221235B2 patent drawing
  • US12221235B2 patent drawing
  • US12221235B2 patent drawing

AI summary

A cube satellite deployer system having a body plate, a communication unit, a power unit, and a control unit. The body plate is adapted to be connected to a space arm assembly. The communication unit and the power unit are attached to the body plate. Each of the communication unit, power unit, and the control unit are in communication with one another. The body plate is also adapted to receive one or more cube satellite housings. The cube satellite housings are adapted to house and selectively launch one or more of the cube satellites that are housed by the cube satellite housings.