SG10201802002QA - Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element - Google Patents
Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill elementInfo
- Publication number
- SG10201802002QA SG10201802002QA SG10201802002QA SG10201802002QA SG10201802002QA SG 10201802002Q A SG10201802002Q A SG 10201802002QA SG 10201802002Q A SG10201802002Q A SG 10201802002QA SG 10201802002Q A SG10201802002Q A SG 10201802002QA SG 10201802002Q A SG10201802002Q A SG 10201802002QA
- Authority
- SG
- Singapore
- Prior art keywords
- spectral band
- decoding audio
- band replication
- fill element
- enhanced spectral
- Prior art date
Links
- 230000010076 replication Effects 0.000 title 1
- 230000003595 spectral effect Effects 0.000 title 1
Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/032—Quantisation or dequantisation of spectral components
- G10L19/035—Scalar quantisation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15159067 | 2015-03-13 | ||
US201562133800P | 2015-03-16 | 2015-03-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG10201802002QA true SG10201802002QA (en) | 2018-05-30 |
Family
ID=52692473
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG10201802002QA SG10201802002QA (en) | 2015-03-13 | 2016-03-10 | Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element |
SG11201707459SA SG11201707459SA (en) | 2015-03-13 | 2016-03-10 | Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201707459SA SG11201707459SA (en) | 2015-03-13 | 2016-03-10 | Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element |
Country Status (23)
Country | Link |
---|---|
US (12) | US10134413B2 (fr) |
EP (10) | EP3985667B1 (fr) |
JP (8) | JP6383501B2 (fr) |
KR (11) | KR102269858B1 (fr) |
CN (22) | CN109273014B (fr) |
AR (10) | AR103856A1 (fr) |
AU (4) | AU2016233669B2 (fr) |
BR (9) | BR122019004614B1 (fr) |
CA (5) | CA2978915C (fr) |
CL (1) | CL2017002268A1 (fr) |
DK (6) | DK4141866T3 (fr) |
ES (4) | ES2933476T3 (fr) |
FI (3) | FI4198974T3 (fr) |
HU (4) | HUE061857T2 (fr) |
IL (3) | IL295809B2 (fr) |
MX (2) | MX2017011490A (fr) |
MY (1) | MY184190A (fr) |
PL (6) | PL3985667T3 (fr) |
RU (4) | RU2760700C2 (fr) |
SG (2) | SG10201802002QA (fr) |
TW (4) | TWI771266B (fr) |
WO (2) | WO2016149015A1 (fr) |
ZA (4) | ZA201903963B (fr) |
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TWI771266B (zh) * | 2015-03-13 | 2022-07-11 | 瑞典商杜比國際公司 | 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流 |
TWI752166B (zh) * | 2017-03-23 | 2022-01-11 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合 |
US10573326B2 (en) * | 2017-04-05 | 2020-02-25 | Qualcomm Incorporated | Inter-channel bandwidth extension |
TWI812658B (zh) | 2017-12-19 | 2023-08-21 | 瑞典商都比國際公司 | 用於統一語音及音訊之解碼及編碼去關聯濾波器之改良之方法、裝置及系統 |
JP7326285B2 (ja) | 2017-12-19 | 2023-08-15 | ドルビー・インターナショナル・アーベー | 音声音響統合復号および符号化のqmfに基づく高調波トランスポーザーの改良のための方法、機器、およびシステム |
US11532316B2 (en) | 2017-12-19 | 2022-12-20 | Dolby International Ab | Methods and apparatus systems for unified speech and audio decoding improvements |
DK3518233T3 (da) * | 2018-01-26 | 2021-05-10 | Dolby Int Ab | Bagudkompatibel integration af højfrekvensrekonstruktionsteknikker til lydsignaler |
TWI702594B (zh) | 2018-01-26 | 2020-08-21 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建技術之回溯相容整合 |
EP3785260A1 (fr) * | 2018-04-25 | 2021-03-03 | Dolby International AB | Intégration de techniques de reconstruction audio haute fréquence |
TWI820123B (zh) | 2018-04-25 | 2023-11-01 | 瑞典商都比國際公司 | 具有減少後處理延遲之高頻重建技術之整合 |
US11081116B2 (en) * | 2018-07-03 | 2021-08-03 | Qualcomm Incorporated | Embedding enhanced audio transports in backward compatible audio bitstreams |
KR20210043679A (ko) * | 2018-08-21 | 2021-04-21 | 돌비 인터네셔널 에이비 | 즉시 재생 프레임(ipf)의 생성, 전송 및 처리를 위한 방법, 장치 및 시스템 |
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