Operating Systems Support for Parametric Control of Isochronous and Sporadic Execution Streams in Multiple Time Frames

10/12/2000


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Table of Contents

Operating Systems Support for Parametric Control of Isochronous and Sporadic Execution Streams in Multiple Time Frames

Proposal Overview

Motivation

Continuous Media Pipeline Issues

Extended Pipeline Issues

Soft-to-Hard Deadline Interval

Problem: Related Research

Problem: Domains and Scenarios

Problem Statement

Approach

Pipeline Approach

Fixed Priority Scheduling Example

Fixed Priority Scheduling Example

Basic Pipeline Mechanism Proposed

Intra-Kernel Pipe w/ Parametric Control

Inter-Kernel Pipe with Parametric Control

Proposed Contributions

Evaluation of Results

Summary

Appendices

Related Research

Comparison of Proposed to Existing Pipes

References for Related Pipeline Research

Unix STREAMS

Problem Domains and Properties

Digital Control Properties

Agent Automation Properties

Problem Domain Scenarios

VR Environment Interaction Pipeline

Shuttle Guidance, Nav. and Digital Control

Agent Automation Problem Domain

Autonomous Agent

Semi-Autonomous Agent-Based System

Agent Deliberation Spectrum

Parametric Control of Reactive Agent

Testbed Experiments

“FLOATERS” UAV Testbed

Continuous Media Experiment

Digital Control Experiment

Possible Agent Command Levels

Agent Automation Experiment

Author: Sam Siewert

Email: siewerts@thinker.colorado.edu

Home Page: www-sgc.colorado.edu/~siewerts