---
title: "Research. Filed"
description: "Research notes, defensive publications, and working papers."
canonical: "https://rivercaudle.com/research/"
author: "River Caudle"
---

# Research. Filed

Research notes, defensive publications, working papers.

- [Satellite-Illuminated Passive Bistatic Radar for Low-Altitude Aerial Object Detection Using Commodity Ku-Band Hardware](/research/satellite-passive-bistatic-radar/). 2026-05-17
- [Understanding the IEC 62443 Implementation Crisis in Process Control](/research/iec-62443-implementation-crisis-process-control/). 2025-08-15 · IEC 62443, Siemens PCS 7
- [Developing a Formal Training Model: Bridging Trade Expertise with Systems Thinking](/research/formal-training-model-systems-thinking/). 2025-07-26 · training, systems thinking
- [How Skilled Trades Professionals Learn: Evidence from Empirical Research](/research/how-skilled-trades-professionals-learn/). 2025-07-26 · training, learning science
- [Industrial Downtime Analysis: Strategic Intelligence Report](/research/industrial-downtime-strategic-intelligence/). 2025-07-21 · downtime, benchmarking
- [The Convergence Paradox: Fact-Checking the “80% Problem” and Navigating the Real Risks of Industrial Digital Transformation](/research/convergence-paradox-80-problem/). 2025-07-13 · OT security, IT/OT convergence

,  River Caudle, Houston, Texas