Advanced Electric Field Sensing Technology for Next-Generation Biomedical Applications
Legal Citation
Summary of the Inventive Concept
The present inventive concept relates to a paradigm-shifting electric field sensing technology, leveraging closed-loop unit-gain amplifiers with chopper modulation in novel sensor array configurations, to provide high-resolution, real-time electric potential mapping and analysis for various biomedical applications.
Background and Problem Solved
The original patent addressed the limitations of conventional electric field sensors, including noise susceptibility and capacitive load issues. However, the proposed inventive concept takes a significant leap forward by introducing advanced sensor array designs, multi-frequency modulation schemes, and machine learning-based analysis, thereby enabling more accurate and insightful electric field sensing in biomedical contexts.
Detailed Description of the Inventive Concept
The new inventive concept encompasses four primary aspects: (1) a sensor array featuring multiple active electrodes with closed-loop unit-gain amplifiers and chopper modulation, (2) a multi-frequency modulation scheme to mitigate specific noise types, (3) integration of the sensor array into wearable garments or accessories, and (4) real-time electric field sensing and analysis using machine learning algorithms. These components work in tandem to provide high-fidelity electric potential mapping and detection of subtle changes in electric field patterns, indicative of neurological or muscular activity.
Novelty and Inventive Step
The new claims introduce a novel sensor array architecture, adaptive multi-frequency modulation, and machine learning-driven analysis, which collectively represent a significant departure from the original patent. The inventive concept's emphasis on wearable, real-time sensing, and AI-powered analysis sets it apart from existing electric field sensing technologies.
Alternative Embodiments and Variations
Alternative embodiments may include the use of graphene-based electrodes, novel shielding materials, or different modulation schemes. Variations may involve adapting the sensor array for specific biomedical applications, such as epilepsy monitoring or prosthetic control.
Potential Commercial Applications and Market
The proposed inventive concept has far-reaching commercial potential in various biomedical fields, including neurology, cardiology, and rehabilitation medicine. The technology could be integrated into wearable devices, medical implants, or diagnostic tools, offering a significant market opportunity in the growing healthcare technology sector.
Section 103 Obviousness Analysis (PHOSITA)
Field of Art
Biomedical signal processing and electric field sensing technologies, with expertise in analog circuit design, noise reduction techniques, and biosensor systems
Person of Ordinary Skill (PHOSITA) Profile
An electrical engineer with advanced degree and 3-5 years experience in biomedical instrumentation, familiar with chopper modulation, unit-gain amplifiers, and noise mitigation strategies in low-signal sensing applications
Obviousness Rationale
A person of ordinary skill would recognize that the PTD's variations represent predictable extensions of the source patent's core technologies, applying known techniques of sensor array design, multi-frequency noise reduction, and machine learning signal processing to the established closed-loop unit-gain amplifier with chopper modulation framework.
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 |