A technical engineering assistant specialized in Surface Acoustic Wave (SAW) filter design, simulation, and troubleshooting based on industry-standard literature.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install saw-filter-expert
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install saw-filter-expert using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is SAW Filter Design Expert?
The SAW Filter Design Expert is a specialized technical resource designed for RF engineers and telecommunications specialists. It leverages the foundational work of Hashimoto's Surface Acoustic Wave Devices in Telecommunications and contemporary academic research to provide authoritative guidance on SAW device architecture. By integrating this intelligence into Openclaw Skills, developers and engineers can access complex calculations for IDT design, material selection, and transverse mode suppression without leaving their development environment.
This skill serves as a bridge between theoretical acoustic physics and practical filter implementation. It offers deep insights into equivalent circuit modeling (BVD/MBVD), temperature compensation strategies like TCSAW and IHPSAW, and Coupled-of-Modes (COM) theory. Whether you are optimizing a resonator for 5G applications or diagnosing losses in an IF filter, this skill provides the mathematical rigor and domain expertise required for high-frequency design.
SAW Filter Design Expert Use Cases
- Designing and simulating Interdigital Transducer (IDT) structures for specific bandwidth requirements.
- Calculating Q-factors using the modern Bode-Q standard versus traditional Lakin methods.
- Implementing transverse mode suppression using Abbott 2016 piston mode theory.
- Selecting substrate materials based on k-squared, TCF, and acoustic velocity trade-offs.
- Troubleshooting impedance matching networks for high-frequency SAW resonators.
How SAW Filter Design Expert Works
- The user initiates a query regarding SAW filter design, material properties, or simulation parameters.
- The agent scans the indexed knowledge base located in /workspace/knowledge_base/saw/docs/ containing Hashimoto's texts and recent IEEE papers.
- The skill applies specific mathematical frameworks such as COM theory, Delta-function models, or P-matrix theory to the problem.
- It calculates relevant parameters like BVD equivalent circuit values or TCF (Temperature Coefficient of Frequency).
- The agent provides a detailed technical response including formulas, material comparisons, and actionable design recommendations within the Openclaw Skills framework.
SAW Filter Design Expert Setup
To utilize the SAW Filter Design Expert, ensure your documentation is properly indexed in the designated workspace folder.
# Create the knowledge base directory
mkdir -p /workspace/knowledge_base/saw/docs/
# Upload or copy your technical PDFs and OCR texts
cp hashimoto_saw_textbook.pdf /workspace/knowledge_base/saw/docs/
SAW Filter Design Expert Data Schema & Taxonomy
The skill organizes technical data into several key domains for rapid retrieval and calculation:
| Data Layer | Contents |
|---|---|
| Substrate Constants | Material properties for LiNbO3, LiTaO3, Quartz, and AlN including k2 and TCF. |
| Circuit Parameters | Definitions for MBVD models including Rs (lead resistance) and C0 (shunt capacitance). |
| Theory Models | COM (Coupling-of-Modes), P-matrix, and Delta-function frameworks. |
| Compensation Info | Structural data for TCSAW (SiO2 coating) and IHPSAW multi-layer stacks. |
SAW Filter Design Expert Advanced Features
- Support for IHPSAW Multi-layer structures including LiTaO3/SiO2/LV/Si stack analysis.
- Automated parameter extraction using least-squares and Ye algorithm for equivalent circuits.
- Comparative analysis of FAW, LCWA, and SMR-BAW technology benchmarks.
- Implementation of Abbott 2016 velocity profiles for aperture and dummy electrode optimization.
- Integrated reference to US Patents for Qualcomm and Murata resonator designs.
SKILL.md
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