Audio Interface Segmentation and Pre-buffering for Instant Station Selection
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Solution Overview
Problem
The existing user interfaces for selecting live audio content, such as radio stations, are cumbersome and slow, requiring users to scroll through lists or navigate frequency spectrums, and Internet radio sampling is hindered by buffering delays that disrupt the flow of discovering different audio content.
Innovation Solution
A system that allows users to quickly and intuitively select presentation content by grouping media providers, using animated content identifiers that slide into view, and pre-fetching Internet content to minimize buffering, enabling seamless sampling of both over-the-air and Internet broadcasts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If radio stations are presented one at a time in numerical order, then the device complexity is reduced, but the time required to select a station increases
Solution Approach 1:
The frequency spectrum is segmented into multiple visual segments displayed simultaneously on the screen, allowing users to see and select from multiple station ranges at once rather than scrolling through them sequentially. This segmentation enables parallel viewing of multiple frequency ranges, dramatically reducing selection time while maintaining manageable interface complexity.
Solution Approach 2:
The interface transitions from a one-dimensional sequential list to a two-dimensional visual spectrum display. Frequency ranges are arranged spatially across the screen width, transforming the selection process from vertical scrolling to horizontal visual scanning, which reduces selection time while keeping the interface intuitive.
2Reliability
If Internet radio stations are buffered before playback, then the reliability of audio playback is improved, but the time required to sample different stations increases
Solution Approach 1:
The system performs preliminary buffering of Internet radio station content in the background before the user actually selects and plays the station. This advance preparation ensures that when the user selects a station, the audio is already ready for immediate playback, maintaining reliability while eliminating perceived waiting time during the sampling process.
Solution Approach 2:
The buffering process continues continuously in the background without interrupting the user's station selection and sampling workflow. Multiple stations can be pre-buffered simultaneously as the user browses, maintaining continuous useful action (buffering) that supports fast playback without breaking the sampling flow.
Data Source
AI summary
A method including selecting a presentation content group, displaying content identifiers corresponding to the presentation content group, selecting a content identifier, and instantly presenting a substantially live presentation content from a media provider corresponding to the selected content identifier to a user.