Capability Gateway Inserting Alternate Protocol Layers in Satellite Communications
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Solution Overview
Problem
Traditional satellite communication systems face challenges in providing optimized services due to tight radio/service coupling and vendor locks, making it expensive or impossible to develop new services that meet customer requirements, especially in satellite environments where standard protocols are suboptimal.
Innovation Solution
The implementation of a capability gateway that inserts non-standard alternate protocol layers into the inter-layer boundary of standard radio layers, enabling end-to-end signaling and data transport between user equipment and a ground station, and between user equipment and an application server, thereby providing improved and novel services without altering the lower-layer resources.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If standard protocols are used for satellite communications, then reliability of communication is maintained, but adaptability to customer applications deteriorates
Solution Approach 1:
The protocol stack is segmented into standard lower layers (physical, data link, network layers) that maintain reliability, and non-standard upper service layers (application, presentation, session layers) that provide adaptability. This segmentation allows each layer to independently fulfill its function without compromising the other.
Solution Approach 2:
A capability gateway acts as an intermediary between the standard protocol infrastructure and custom application services. The gateway translates and adapts standard protocol communications into application-specific services, enabling both reliability from standard protocols and adaptability for custom applications.
2Adaptability or versatility
If new services are developed to satisfy customer applications, then adaptability improves, but device complexity and cost increase
Solution Approach 1:
Service-specific functionality is extracted from the core protocol stack and placed in separate upper layers. This extraction allows the core system to remain simple and standardized while enabling complex services through add-on layers that can be independently developed and deployed.
Solution Approach 2:
The standard lower protocol layers are designed to be universal and multi-functional, supporting multiple different applications through a common infrastructure. This universality reduces device complexity by avoiding the need for separate protocol stacks for each application.
3Ease of operation
If standard service layers are used, then ease of operation is maintained, but productivity for custom applications deteriorates
Solution Approach 1:
Standard protocol configurations and service templates are prepared in advance at the capability gateway. When new applications need to be deployed, pre-configured service layers can be quickly activated and customized, significantly accelerating service deployment while maintaining operational simplicity through standardized interfaces.
Data Source
AI summary
One example includes a capability gateway that is comprised of a receiver and a transmitter. The receiver receives, from a ground station associated with a satellite system, a standard protocol associated with the ground station and a non-standard alternate protocol that includes alternate service layers inserted into an inter-layer boundary of standard radio layers, the alternate service layers providing end-to-end signaling between the capability gateway and a user equipment. The transmitter transmits the non-standard alternate protocol to the user equipment.