Controlled Sleep Surface with Sleep-Phase Temperature and Firmness Control

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Solution Overview

Problem

Existing sleep technologies fail to optimize sleep quality by adjusting temperature and firmness of sleeping surfaces based on individual user needs and sleep phases, leading to suboptimal sleep experiences.

Innovation Solution

A system that includes a temperature-controlled sleeping surface and a monitoring system to detect user sleep phases and adjust temperature and firmness accordingly, using feedback loops to optimize sleep quality and quantity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional sleeping surface is used, then the device complexity is low, but the sleep quality optimization is insufficient

Engineering Contradiction:
Improvesleep qualityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The sleeping surface is divided into multiple independently controllable zones (head region, foot region, lateral regions) with separate temperature and firmness control. This segmentation allows personalized sleep optimization for different body regions while maintaining manageable system complexity through modular architecture.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The sleeping surface transitions from a static conventional design to a dynamic system that continuously adjusts temperature and firmness based on real-time sensor feedback about user sleep phases. The system adapts characteristics during different sleep stages (light sleep, deep sleep, REM) to optimize sleep quality throughout the night.

Inventive Principle:
Principle #15Dynamics

Solution Approach 3:

A feedback loop is implemented where sensors monitor user physiological parameters and sleep phases, and this information is fed back to the control system to automatically adjust sleeping surface characteristics. This closed-loop control enables continuous optimization of sleep quality without requiring manual intervention.

Inventive Principle:
Principle #23Feedback

2Reliability

If temperature and firmness are adjusted based on sleep phases, then the sleep quality is improved, but the device complexity increases

Engineering Contradiction:
Improvesleep qualityVSAvoidcontrol system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The control system integrates multiple functions (temperature regulation, firmness adjustment, sensor data processing, sleep phase detection) into a single unified controller that manages all aspects of sleep optimization. This multi-functional approach improves sleep quality while containing complexity within a centralized system rather than distributing it across multiple independent components.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system automatically detects sleep phases through sensor feedback and autonomously adjusts temperature and firmness without requiring user input or manual control. The system serves itself by using its own sensor data to drive the adjustment mechanisms, eliminating the need for complex user interfaces or manual intervention.

Inventive Principle:
Principle #25Self-service

3Reliability

If real-time monitoring and adjustment is implemented, then the sleep quality is optimized, but the energy consumption increases

Engineering Contradiction:
Improvesleep qualityVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

Instead of continuous high-power monitoring and adjustment, the system employs periodic sampling of sleep parameters and phased adjustments aligned with natural sleep cycles. The monitoring intensity and adjustment frequency are reduced during stable sleep phases compared to transition phases, optimizing energy consumption while maintaining sleep quality.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The system changes operational parameters (monitoring frequency, adjustment intensity) based on detected sleep phases. During deep sleep phases, for example, the system reduces monitoring frequency and maintains parameters with minimal adjustment, thereby reducing energy consumption while preserving sleep quality optimization during critical sleep stages.

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The system enhances sleep quality by providing personalized adjustments to the sleeping surface based on real-time feedback, ensuring users wake up refreshed and improving overall sleep experience.

Implementation Method 1

A heating element may be used to heat the sleeping surface.

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

A cooling element may be used to cool the sleeping surface.

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS12370105B1Sleep quality optimization using a controlled sleep surface
Publication Date: 2025.07.29 DP TECHNOLOGIES INC
  • US12370105B1 patent drawing
  • US12370105B1 patent drawing
  • US12370105B1 patent drawing

AI summary

A method and system to improve sleep quality. The system comprises a controller to control a temperature-controlled sleep surface, a temperature of the temperature controlled sleep surface adjusted, based on the user's sleep state and sleep quality, to improve the user's sleep quality. In one embodiment, the user's sleep state and sleep quality is determined based on data from monitoring system.