Electrical Potential Difference Sensing in Non-Biomedical Applications
Legal Citation
Summary of the Inventive Concept
This inventive concept leverages the core technology of the original patent to develop novel applications in non-biomedical fields, including soil moisture monitoring, pipeline corrosion detection, water quality monitoring, electrical fault detection in wind turbines, and structural health monitoring of buildings.
Background and Problem Solved
The original patent's active electrode technology was primarily designed for biomedical applications, such as sensing bio-potential signals. However, the limitations of this technology in terms of noise minimization and signal amplification can be applied to other industries where electrical potential differences need to be accurately measured. The new inventive concept addresses these limitations by adapting the core technology to various non-biomedical applications.
Detailed Description of the Inventive Concept
The inventive concept involves the use of active electrodes with chopper-modulated amplifiers and shields to minimize capacitive coupled noise in non-biomedical applications. This technology enables the accurate measurement of electrical potential differences in various environments, including soil, pipelines, water, wind turbines, and building structures. The new claims provide specific implementations of this technology in each of these applications, demonstrating the versatility and adaptability of the original patent's core technology.
Novelty and Inventive Step
The new claims introduce a novel and non-obvious application of the original patent's technology to non-biomedical fields, which was not contemplated in the original patent. The inventive step lies in the adaptation of the core technology to address specific challenges and limitations in each of these new applications, resulting in a significant expansion of the technology's potential uses.
Alternative Embodiments and Variations
Alternative embodiments of the inventive concept could include the use of different types of amplifiers or noise minimization techniques, as well as variations in the design and deployment of the active electrodes. Additionally, the technology could be adapted for use in other non-biomedical applications, such as monitoring electrical potential differences in industrial equipment or agricultural systems.
Potential Commercial Applications and Market
The inventive concept has significant commercial potential in various industries, including agriculture, oil and gas, renewable energy, construction, and environmental monitoring. The ability to accurately measure electrical potential differences in these industries could lead to improved efficiency, reduced costs, and enhanced safety.
Section 103 Obviousness Analysis (PHOSITA)
Field of Art
Electrical sensing systems, signal processing, noise reduction techniques, with expertise in amplifier design, sensor instrumentation, and signal conditioning across biomedical and industrial sensing applications
Person of Ordinary Skill (PHOSITA) Profile
An electrical engineer with advanced degree, experienced in analog circuit design, noise minimization techniques, sensor signal processing, and capable of adapting sensing technologies across different domains
Obviousness Rationale
A PHOSITA would recognize the core technological principles of chopper-modulated amplification and noise reduction are universally applicable across sensing domains. The source patent's core innovations in electrical potential sensing can be directly translated to alternative applications by systematically replacing the biomedical context with industrial sensing scenarios. The fundamental signal processing techniques remain consistent, with only contextual modifications required.
Obvious Combinations & Variations
Original Patent Information
| Patent Number | US 11,857,328 |
|---|---|
| Title | Active electrode having a closed-loop unit-gain amplifier with chopper modulation |
| Assignee(s) | T&W Engineering A/S |