Dual-Link Wireless Loudspeaker Audio for Cable-Free Stereo
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Solution Overview
Problem
Existing wireless stereo audio systems face challenges with proprietary protocols requiring separate RF transmitters, which add bulk and reduce battery life, while standard protocols like Bluetooth and Wi-Fi struggle to reliably carry stereo audio to separate loudspeakers necessitating wired connections, leading to inconvenient cables or awkward form factors.
Innovation Solution
Implementing a primary RF wireless link between loudspeakers and a secondary RF wireless link between the audio source and one loudspeaker, using standard and proprietary protocols to ensure compatibility and eliminate wired connections.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If proprietary wireless protocol is used, then wireless stereo audio transmission is achieved, but separate RF transmitter must be added which adds bulk and reduces battery life
Solution Approach 1:
The patent uses the audio source's existing wireless transceiver as an intermediary to relay audio data to both loudspeakers. Instead of requiring a separate RF transmitter, the system leverages the audio source's built-in wireless capability to establish dual independent connections to each loudspeaker, eliminating the need for additional transmitter hardware.
2Adaptability or versatility
If standard wireless protocol is used, then compatibility is improved, but wired connection is required which creates inconvenient cables or awkward form factors
Solution Approach 1:
The patent segments the audio transmission path into two independent wireless connections instead of one wired connection. Each loudspeaker establishes its own independent wireless link to the audio source, allowing both devices to operate wirelessly while maintaining protocol compatibility. This segmentation eliminates the need for physical cables between components.
3Reliability
If wired connection is used between loudspeakers, then stereo audio reliability is improved, but cable management and form factor become problematic
Solution Approach 1:
The patent replaces the mechanical wired connection system with a wireless communication system. Instead of using physical cables to transmit audio signals between components, the system uses radio frequency wireless communication to establish independent connections from the audio source to each loudspeaker, eliminating all cable management issues while maintaining transmission reliability.
Data Source
AI summary
A wireless speaker audio system configured to receive audio information wirelessly transmitted by an audio source including first and second wireless transceivers. The first wireless transceiver establishes a bidirectional secondary wireless link with the audio source for receiving and acknowledging receipt of the audio information. The first and second wireless transceivers communicate with each other via a primary wireless link. A wireless audio system including an audio source and first and second wireless transceivers. The first and second wireless transceivers communicate via a primary wireless link. The audio source communicates audio information to the first wireless transceiver via a secondary wireless link which is configured according to a standard wireless protocol. The first wireless transceiver is configured to acknowledge successful reception of audio information via the secondary wireless link. Other embodiments are also described and claimed.