Signal-Sensing Audio Configurator for Multi-Interface Output Setup
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Solution Overview
Problem
Existing signal processing systems require manual configuration of output devices, such as amplifiers, which is inefficient and lacks automation for compatibility with various audio sources.
Innovation Solution
A signal-sensing automatic device configurator that includes a CPU to send configuration commands based on sensed input states, using a preprogrammed database for unique receiver brands, and supports multiple interface types like SPDIF, TOSLINK, and analog, with external switches for parameter settings.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of time
If manual configuration is used for output devices, then configuration flexibility is maintained, but configuration time and operational complexity increase
Solution Approach 1:
The system automatically detects the audio source type through signal sensing and self-configures the output device parameters without requiring manual user input. The CPU analyzes the input signal characteristics and autonomously selects appropriate configuration settings, eliminating the time-consuming manual configuration process while maintaining optimal device operation.
Solution Approach 2:
The system pre-programs multiple configuration profiles for different audio source types (analog, SPDIF, TOSLINK) in the database. When a signal is detected, the system quickly matches the signal type to the pre-prepared configuration profile and applies it immediately, avoiding the need for real-time manual configuration or complex user decision-making.
2Extent of automation
If automatic signal sensing is implemented, then configuration automation is achieved, but device complexity increases
Solution Approach 1:
The system employs a universal signal sensing interface that can detect multiple audio source types (analog, SPDIF, TOSLINK) through a single configuration status input. The CPU executes a unified detection algorithm that analyzes signal characteristics to identify the source type, and a single preprogrammed database stores all configuration profiles. This multi-functional approach achieves comprehensive automation without requiring separate sensing and configuration mechanisms for each audio type, thereby controlling device complexity.
3Adaptability or versatility
If multiple interface types are supported, then system versatility is improved, but configuration complexity increases
Solution Approach 1:
The system introduces a configuration status input as an intermediary that standardizes the detection of different audio source types. This single interface mediates between the various physical connections (analog, SPDIF, TOSLINK) and the internal configuration system. The CPU uses this intermediary to uniformly identify the audio source type and retrieve the appropriate pre-programmed configuration profile from the database, managing multiple interface types through a simplified unified process.
Data Source
AI summary
Aspects of the disclosure are directed to an automatic device configurator. In accordance with one aspect, the automatic device configurator includes external switch inputs configured to set one or more configuration parameters; a configuration status input configured to be compatible with a standard interface; an output port; and a central processing unit (CPU) coupled to the output port, the external switch inputs and the configuration status input, wherein the CPU is configured to send configuration commands based on the one or more configuration parameters.