Portable Speaker Input Switching Across Wired and Wireless Channels

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Solution Overview

Problem

Conventional portable loudspeakers require hard-wired connections for certain inputs, limiting their functionality and flexibility.

Innovation Solution

A portable speaker system with both hard-wired and wireless input channels, featuring a processor that adjusts audio signals based on detected input connections, allowing seamless switching between wired and wireless sources and supporting automatic detection of input channels.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If hard-wired connections are used for audio inputs, then connection stability is improved, but device flexibility and ease of operation deteriorate

Engineering Contradiction:
Improveconnection stabilityVSAvoiddevice flexibility
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The portable speaker is designed with multiple input channels that support different connection types (hard-wired and wireless) within the same input interface. The processor automatically detects and adapts to the connected input type, allowing the device to function universally with various audio sources without requiring separate dedicated inputs for each connection type.

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

Solution Approach 2:

The system dynamically adjusts its operation based on the detected input connection type. The processor automatically identifies whether a hard-wired or wireless device is connected and switches processing modes accordingly, enabling the speaker to adapt its behavior in real-time rather than being fixed to a single connection type.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple input channels are added to the portable speaker, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improveinput option flexibilityVSAvoidsystem structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Multiple input channels with different connection types are merged into a unified input interface. The processor consolidates the detection and processing of both hard-wired and wireless connections through a single adaptive system, reducing the need for separate complex processing paths for each input type while maintaining full functionality.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The processor implements automatic detection and self-configuration when an input device is connected. The system autonomously identifies the input type and adjusts its processing parameters without requiring manual intervention or complex user setup, thereby reducing operational complexity despite supporting multiple input channels.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If automatic detection and switching between input types is implemented, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveinput switching convenienceVSAvoidprocessing logic
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The processor automatically detects the connected input device type and switches processing modes without user intervention. The system performs self-configuration by identifying whether a hard-wired or wireless device is connected and autonomously adjusts its operation, providing seamless user experience while encapsulating the complexity within the processor's automatic detection logic.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements automatic feedback mechanisms where the processor continuously monitors input connection status and adjusts its operation based on detected changes. This feedback loop enables automatic switching between input types, allowing the speaker to respond dynamically to connection changes without requiring manual user input.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20260075362A1Portable speaker with automatic detecting input channel
Publication Date: 2026.03.12 BOSE CORP
  • US20260075362A1 patent drawing
  • US20260075362A1 patent drawing
  • US20260075362A1 patent drawing

AI summary

Various implementations include portable speakers configured to adjust audio output based on detected input connections. In certain cases, a portable speaker includes: an enclosure having: at least one electro-acoustic transducer for providing an audio output, a processor coupled with the at least one transducer; and an audio input module coupled with the processor for receiving audio input signals; a set of input channels each for receiving a hard-wired audio input connection at the enclosure; a set of wireless input channels for receiving audio input from a source device; and a set of docks for housing two or more wireless transmitters configured to provide the audio input via the set of wireless input channels.