USAC audio signal encoding/decoding apparatus and method for digital radio services
US10008214B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2016 |
| Grant date | Jun 26, 2018 |
| Priority date | — |
| Expiry date | Sep 9, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L19/18
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Disclosed is a unified speech and audio coding (USAC) audio signal encoding/decoding apparatus and method for digital radio services. An audio signal encoding method may include receiving an audio signal, determining a coding method for the received audio signal, encoding the audio signal based on the determined coding method, and configuring, as an audio superframe of a fixed size, an audio stream generated as a result of encoding the audio signal, wherein the coding method may include a first coding method associated with extended high-efficiency advanced audio coding (xHE-AAC) and a second coding method associated with existing advanced audio coding (AAC).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.