Speaker Profile Switching for Speech and System Sound Output
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Solution Overview
Problem
Existing security systems struggle to optimize speaker performance for different types of audio signals, such as unprocessed speech and pre-processed system sounds, leading to potential distortion and suboptimal audio quality.
Innovation Solution
Adjusting audio processing parameters of a speaker based on the type of audio signal, using distinct speaker profiles for unprocessed speech and pre-processed sounds, to enhance audio quality and minimize distortion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a single speaker profile is used for all audio signals, then device complexity is reduced, but audio quality deteriorates due to distortion and suboptimal reproduction
Solution Approach 1:
The patent applies parameter changes by adjusting speaker profile parameters (equalization settings, compression settings, gain levels) based on the detected audio signal type. The system dynamically changes these parameters to optimize audio reproduction for different signal categories such as speech, music, or system sounds, thereby resolving the contradiction between maintaining high audio quality and managing device complexity.
Solution Approach 2:
The system implements self-service by automatically detecting the type of audio signal and selecting the appropriate speaker profile without user intervention. The controller autonomously analyzes audio characteristics and switches between predefined profiles, eliminating the need for manual configuration while maintaining optimal audio quality across different signal types.
2Manufacturing precision
If audio processing parameters are adjusted for different signal types, then audio quality is improved, but device complexity increases due to multiple speaker profiles
Solution Approach 1:
The patent applies local quality by creating specialized speaker profiles tailored to specific audio signal types (speech, music, system sounds). Each profile contains locally optimized parameters for its intended signal category, allowing the system to apply appropriate quality characteristics to each local context or signal type rather than using a uniform approach for all audio.
Solution Approach 2:
The system achieves universality by designing a speaker profile management mechanism that handles multiple audio signal types through a unified framework. The controller can select from multiple profiles based on signal type detection, making the speaker system universally applicable to various audio sources while maintaining optimized performance for each specific type through the appropriate profile selection.
3Manufacturing precision
If speaker parameters are optimized for specific signal types, then audio quality is improved, but adaptability decreases due to fixed processing parameters
Solution Approach 1:
The patent applies dynamics by implementing a dynamic speaker profile selection mechanism that adapts processing parameters in real-time based on the detected audio signal type. Rather than using fixed parameters, the system dynamically switches between different predefined profiles or adjusts parameters continuously, thereby maintaining both signal-specific optimization and broad adaptability to various audio sources.
Solution Approach 2:
The system utilizes parameter changes to resolve the contradiction by modifying speaker profile parameters (equalization, compression, gain) according to the detected signal type. This allows the system to maintain fixed, optimized parameter sets for different signal categories while still adapting to various audio sources through parameter selection and adjustment, achieving both specialization and versatility.
Data Source
AI summary
Systems and methods for controlling a speaker. In one example, a method includes determining, based on a request to operate a speaker, a type of sound to be produced by the speaker, the request being indicative of whether operation of the speaker is for a communication session or to produce a system sound, and adjusting one or more parameters of the speaker to output (i) speech, based on the request indicating that operation of the speaker is to be for the communication session, or (ii) the system sound, based on the request indicating that the operation of the speaker is to produce the system sound. An example of the method further includes initiating operation of the speaker using the one or more parameters to produce the type of sound.