Adaptive Wearable Heart Activity Sensor Devices for Niche Environments

Publication ID: 24-11857299_0009_PTD
Published: November 07, 2025
Category:Specialized Variations & Niche Solutions

Legal Citation

pr1or.art Inc., “Adaptive Wearable Heart Activity Sensor Devices for Niche Environments,” Published Technical Disclosure No. 24-11857299_0009_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857299_0009_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,299.

Summary of the Inventive Concept

The inventive concept disclosed herein relates to specialized wearable heart activity sensor devices tailored for specific, demanding operational environments, including high-altitude mountaineering, underwater diving, search and rescue operations, extreme cold weather conditions, and high-security needs.

Background and Problem Solved

The original wearable heart activity sensor device patent (18248031.9) provided a general-purpose solution for physiological or biometric measurements. However, it did not address the unique challenges posed by niche environments. The new inventive concept solves this problem by adapting the wearable heart activity sensor device to operate effectively in these specific environments, ensuring accurate heart activity measurements and reliable data transmission.

Detailed Description of the Inventive Concept

The new inventive concept comprises a wearable heart activity sensor device with a substrate of optically transparent material, at least one light emitting diode (LED) arranged on the substrate, and at least one photo sensor. The device is designed to operate in low-oxygen environments (high-altitude mountaineering), high water pressures (underwater diving), low-light environments (search and rescue operations), temperatures below -20°C (extreme cold weather conditions), or with advanced encryption protocols (high-security environments). The substrate material and LED design are optimized for each specific environment, ensuring reliable heart activity measurements and data transmission.

Novelty and Inventive Step

The new inventive concept's novelty lies in its adaptation of the wearable heart activity sensor device to specific, demanding operational environments, which is not addressed by the original patent. The inventive step is the customized design of the substrate material, LED, and photo sensor to operate effectively in these niche environments, providing accurate heart activity measurements and reliable data transmission.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include wearable heart activity sensor devices for other niche environments, such as desert or jungle operations, or for specific user groups, like astronauts or firefighters. Variations could include different substrate materials, LED designs, or photo sensor configurations to accommodate diverse environmental conditions.

Potential Commercial Applications and Market

The adaptive wearable heart activity sensor devices have significant commercial potential in various industries, including outdoor recreation, military, search and rescue, healthcare, and security. The target market includes users who require accurate heart activity measurements in demanding operational environments, such as high-altitude mountaineers, underwater divers, search and rescue teams, and individuals operating in extreme cold weather conditions or high-security environments.

Field of Art

Biomedical Sensor Design and Wearable Electronics, focusing on physiological monitoring devices with photoplethysmography (PPG) sensors for heart activity measurement

Person of Ordinary Skill (PHOSITA) Profile

An engineer with expertise in biomedical sensor design, electrical engineering, and materials science, possessing knowledge of sensor miniaturization, optical sensing technologies, and environmental adaptation of electronic devices

Obviousness Rationale

A Person Having Ordinary Skill In The Art would recognize that adapting the base wearable heart activity sensor to specific environmental conditions represents a predictable engineering variation. The core sensing technology remains fundamentally unchanged, with modifications primarily addressing environmental constraints through known materials science and sensor design techniques. The PTD's variations demonstrate standard design optimization approaches that would be apparent to a skilled practitioner seeking to extend the sensor's operational envelope.

Obvious Combinations & Variations

Source Patent Element
Substrate of optically transparent material with LED and photo sensor configuration
PTD Variation
Customizing substrate material and LED design for specific environmental conditions like high altitude, underwater pressure, or extreme cold
Obviousness Reasoning
Material selection and sensor optimization for environmental extremes represents a predictable design choice using known materials engineering techniques
Source Patent Element
Flexible substrate with 0.76 millimeter thickness
PTD Variation
Developing substrate materials with enhanced performance characteristics for specific operational environments
Obviousness Reasoning
Modifying substrate material properties is a routine engineering task with finite, predictable solution set for addressing environmental challenges
Source Patent Element
Basic PPG sensor configuration with LED and photo sensor
PTD Variation
Adding advanced encryption protocols and specialized sensor configurations for high-security environments
Obviousness Reasoning
Integrating additional security features represents a known technique in wearable sensor design, following standard approaches to data protection
Source Patent Element
Wearable heart activity sensor device with skin-facing substrate
PTD Variation
Adapting sensor design for specific user groups like mountaineers, divers, search and rescue personnel
Obviousness Reasoning
Tailoring sensor design for specialized user needs is a predictable extension of existing sensor technology using known engineering optimization methods
Source Patent Element
Basic optical sensing mechanism for heart activity measurement
PTD Variation
Modifying LED and sensor characteristics to operate in low-oxygen, low-light, or high-pressure environments
Obviousness Reasoning
Adjusting sensor performance parameters for extreme conditions represents a standard engineering approach with finite, predictable solution strategies
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. § 103, the variations disclosed in this Published Technical Disclosure would have been obvious to a Person Having Ordinary Skill In The Art at the time of invention, based on the teachings of US Patent 11857299. The PTD demonstrates that the claimed variations represent predictable engineering modifications to the base wearable heart activity sensor technology, employing standard design optimization techniques known in the field of biomedical sensor design.

Original Patent Information

Patent NumberUS 11,857,299
TitleWearable heart activity sensor device
Assignee(s)Polar Electro Oy