Keyboard Acoustic Layer Bass Enhancement Waveguide
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Solution Overview
Problem
Most desktop computers lack integrated sound capabilities, relying on external add-on systems for improved audio, which is costly and adds complexity.
Innovation Solution
Incorporating an acoustic layer into a keyboard device with audio processing, speakers, and a waveguide structure to enhance sound production, including features like bass enhancement, DSP functions, and microphone support for improved audio output and functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If an external add-on sound system is used to improve audio quality, then sound performance is improved, but device complexity and cost increase
Solution Approach 1:
The patent combines the sound production functionality with the keyboard device by integrating speakers, audio processing circuitry, and an acoustic layer directly into the keyboard structure. This merging eliminates the need for separate external sound systems while maintaining improved audio performance, thereby reducing system complexity and cost.
Solution Approach 2:
The keyboard device is designed to perform multiple functions: it serves as both an input device and an audio output device. The integrated acoustic layer and speakers enable the keyboard to produce high-quality sound, making it a universal device that replaces both the traditional keyboard and external sound system.
2Reliability
If an external add-on sound system is purchased to enhance audio capabilities, then sound quality is improved, but cost increases
Solution Approach 1:
By merging the sound production components (speakers, audio processing, acoustic layer) into the keyboard itself, the patent eliminates the need to purchase separate external sound systems. This integration provides high-quality sound as part of the keyboard package, reducing overall system cost while maintaining audio performance.
3Ease of operation
If a small speaker is included in the computer cabinet for basic sound alerts, then basic sound functionality is provided, but sound performance remains limited
Solution Approach 1:
The patent replaces the simple mechanical speaker system in the computer cabinet with an integrated acoustic layer and specialized speaker components within the keyboard. This substitution provides enhanced sound performance with bass enhancement capabilities, DSP functions, and waveguide technology while maintaining ease of operation through automatic integration.
Solution Approach 2:
The patent changes the physical and acoustic parameters of the sound system by introducing an acoustic layer with specific cavity designs, waveguide structures, and bass enhancement chambers. These parameter changes enable the keyboard to produce rich, high-quality sound with extended bass response, far surpassing the capabilities of a small computer cabinet speaker.
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 acoustic layer provides robust stereo audio with enhanced bass, reducing the need for external sound systems by integrating audio processing and waveguide technology directly into the keyboard, offering improved sound quality and functionality.
Implementation Method 1
an acoustic waveguide structure adapted to enhance a bass response of the audio transducers
Implementation Method 2
two audio transducers configured to produce a stereo audio output
Implementation Method 3
an acoustic layer configured to provide a richer, fuller-sounding audio output in comparison to an audio output from only a front side of the audio transducers
Data Source
AI summary
An acoustic layer is added to a keyboard-type device including: enclosing walls, optionally—one or more microphones, a signal processing device, at least one audio transducer, and an acoustic waveguide. The acoustic layer adjoins one or more internal areas of a keyboard-type device. The signal processing device receives an internal signal from an electronic device either through wires or wirelessly. The signal processing device provides a directive sound enhancement of the audio input signals based on room acoustics, such as reverberation, echo, noise, delay, frequency response, and/or speaker-positional information that is determined by the signal processing device. The audio transducer device generates an audible audio output in response to an audio signal output from the signal processing device. The acoustic waveguide receives the audible audio output and generates an enhanced bass audio output from the acoustic waveguide.