Laser-guided Acoustic Panel Installation Method

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Solution Overview

Problem

Existing methods for installing acoustical systems in rooms are complex, time-consuming, and require significant adaptation to the room's geometry, making them inefficient and labor-intensive.

Innovation Solution

A method utilizing laser scanning and building information models to acquire room geometry and acoustical characteristics, calculating required acoustical characteristics, selecting appropriate elements, creating an installation layout, and projecting a guiding projection using a laser projector to simplify and expedite the installation process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional manual installation methods are used to adapt to room geometry, then the acoustical system can be customized to the room's specific geometry and acoustical characteristics, but the installation process becomes complex and time-consuming

Engineering Contradiction:
Improveadaptation to room geometryVSAvoidinstallation time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent applies preliminary action by pre-calculating the optimal placement positions of acoustical elements using room acoustic simulation software before installation. The system determines the precise locations where acoustical elements should be placed to achieve desired acoustic characteristics, and then projects these predetermined positions onto the ceiling or wall surfaces using laser projectors, eliminating the need for complex on-site measurements and calculations during installation.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent uses copying by creating a digital model of the room geometry and acoustical characteristics, then using laser projectors to project the virtual installation layout onto the physical surfaces. This allows the installation team to see the exact placement positions projected onto the ceiling or walls, effectively copying the digital design onto the physical installation surface without manual measurement and marking.

Inventive Principle:
Principle #26Copying

2Reliability

If traditional manual installation methods are used, then installers can adjust the system to achieve desired acoustical characteristics, but the process requires significant skill and experience

Engineering Contradiction:
Improveacoustical performanceVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces manual mechanical measurement and marking methods with automated laser scanning and laser projection systems. Instead of manually measuring room dimensions and calculating element positions, the system uses laser scanners to automatically capture room geometry and laser projectors to automatically mark installation positions, significantly reducing the skill and experience required by installers while maintaining or improving acoustic performance reliability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces an intermediary computer system that acts as a mediator between the room's physical characteristics and the installation process. The system captures room geometry and acoustical characteristics through laser scanning, processes this information through acoustic simulation software to determine optimal element placement, and then projects the results onto physical surfaces, serving as an intelligent intermediary that automates the complex calculation and positioning tasks.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If custom-designed acoustical systems are created for each room, then the system can achieve optimal acoustical characteristics, but the design and installation process becomes more complex

Engineering Contradiction:
Improveacoustical characteristic achievementVSAvoidsystem design complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies parameter changes by automatically adjusting the installation parameters (positions, orientations, and types of acoustical elements) based on the specific room geometry and desired acoustical characteristics. The system takes room dimensions, surface materials, and target acoustic parameters as inputs, then automatically calculates and projects the optimal installation configuration, allowing custom design for each room without requiring complex manual design processes.

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

This method significantly simplifies and accelerates the installation of acoustical systems, allowing for quicker adaptation to room geometry and ensuring accurate placement of acoustical elements, thereby improving installation efficiency and reducing errors.

Implementation Method 1

acquiring a room geometry by scanning, for instance by means of a laser measuring device, the room

Methodology Applied
Scientific EffectLaser: Laser

Implementation Method 2

projecting, by means of a laser projector, an installation guiding projection, based on the installation layout, on the at least one structural surface

Methodology Applied
Scientific EffectLaser: Laser

Data Source

PatentUS20250117530A1A method for installation of an acoustical system in a room
Publication Date: 2025.04.10 SAINT GOBAIN ECOPHON
  • US20250117530A1 patent drawing
  • US20250117530A1 patent drawing
  • US20250117530A1 patent drawing

AI summary

The present disclosure relates to a method for installation of an acoustical system in a room of a building defined by structural surfaces.