DK1023809T3 - Rammebaseret audiokodning med forstærkningsstyreord - Google Patents
Rammebaseret audiokodning med forstærkningsstyreordInfo
- Publication number
- DK1023809T3 DK1023809T3 DK98952266T DK98952266T DK1023809T3 DK 1023809 T3 DK1023809 T3 DK 1023809T3 DK 98952266 T DK98952266 T DK 98952266T DK 98952266 T DK98952266 T DK 98952266T DK 1023809 T3 DK1023809 T3 DK 1023809T3
- Authority
- DK
- Denmark
- Prior art keywords
- audio
- splice
- information
- technique
- control words
- Prior art date
Links
- OVOUKWFJRHALDD-UHFFFAOYSA-N 2-[2-(2-acetyloxyethoxy)ethoxy]ethyl acetate Chemical compound CC(=O)OCCOCCOCCOC(C)=O OVOUKWFJRHALDD-UHFFFAOYSA-N 0.000 abstract 1
- 230000005236 sound signal Effects 0.000 abstract 1
- 230000003595 spectral effect Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
- G11B27/038—Cross-faders therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
- H04B1/667—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computational Linguistics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Control Of Amplification And Gain Control (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/953,324 US5899969A (en) | 1997-10-17 | 1997-10-17 | Frame-based audio coding with gain-control words |
PCT/US1998/021552 WO1999021371A1 (en) | 1997-10-17 | 1998-10-13 | Frame-based audio coding with gain-control words |
Publications (1)
Publication Number | Publication Date |
---|---|
DK1023809T3 true DK1023809T3 (da) | 2001-05-07 |
Family
ID=25493823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK98952266T DK1023809T3 (da) | 1997-10-17 | 1998-10-13 | Rammebaseret audiokodning med forstærkningsstyreord |
Country Status (11)
Country | Link |
---|---|
US (1) | US5899969A (ko) |
EP (1) | EP1023809B1 (ko) |
JP (1) | JP4229586B2 (ko) |
KR (1) | KR100591009B1 (ko) |
AT (1) | ATE200722T1 (ko) |
AU (1) | AU755358B2 (ko) |
CA (1) | CA2305534C (ko) |
DE (1) | DE69800717T2 (ko) |
DK (1) | DK1023809T3 (ko) |
ES (1) | ES2156034T3 (ko) |
WO (1) | WO1999021371A1 (ko) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4867076B2 (ja) * | 2001-03-28 | 2012-02-01 | 日本電気株式会社 | 音声合成用圧縮素片作成装置、音声規則合成装置及びそれらに用いる方法 |
BR0205527A (pt) * | 2001-06-08 | 2003-07-08 | Koninkl Philips Electronics Nv | Métodos para editar um sinal de áudio original, e para decodificar um fluxo de áudio, editor de áudio, reprodutor de áudio, sistema de áudio, fluxo de áudio, e, meio de armazenagem |
US20030187663A1 (en) | 2002-03-28 | 2003-10-02 | Truman Michael Mead | Broadband frequency translation for high frequency regeneration |
US7941037B1 (en) * | 2002-08-27 | 2011-05-10 | Nvidia Corporation | Audio/video timescale compression system and method |
CN100543731C (zh) * | 2003-04-24 | 2009-09-23 | 皇家飞利浦电子股份有限公司 | 参数化的时间特征分析 |
CN1926610B (zh) * | 2004-03-12 | 2010-10-06 | 诺基亚公司 | 合成单声道音频信号的方法、音频解码器和编码系统 |
US20060062407A1 (en) * | 2004-09-22 | 2006-03-23 | Kahan Joseph M | Sound card having feedback calibration loop |
US8521314B2 (en) | 2006-11-01 | 2013-08-27 | Dolby Laboratories Licensing Corporation | Hierarchical control path with constraints for audio dynamics processing |
CN101960866B (zh) * | 2007-03-01 | 2013-09-25 | 杰里·马哈布比 | 音频空间化及环境模拟 |
KR101408183B1 (ko) * | 2007-12-21 | 2014-06-19 | 오렌지 | 적응적 윈도를 갖는 변환 기반 코딩/디코딩 |
TWI643187B (zh) | 2009-05-27 | 2018-12-01 | 瑞典商杜比國際公司 | 從訊號的低頻成份產生該訊號之高頻成份的系統與方法,及其機上盒、電腦程式產品、軟體程式及儲存媒體 |
US11657788B2 (en) | 2009-05-27 | 2023-05-23 | Dolby International Ab | Efficient combined harmonic transposition |
US9338523B2 (en) * | 2009-12-21 | 2016-05-10 | Echostar Technologies L.L.C. | Audio splitting with codec-enforced frame sizes |
US9406303B2 (en) | 2011-11-18 | 2016-08-02 | Sirius Xm Radio Inc. | Systems and methods for implementing cross-fading, interstitials and other effects downstream |
US9779736B2 (en) | 2011-11-18 | 2017-10-03 | Sirius Xm Radio Inc. | Systems and methods for implementing efficient cross-fading between compressed audio streams |
US8712076B2 (en) | 2012-02-08 | 2014-04-29 | Dolby Laboratories Licensing Corporation | Post-processing including median filtering of noise suppression gains |
US9173025B2 (en) | 2012-02-08 | 2015-10-27 | Dolby Laboratories Licensing Corporation | Combined suppression of noise, echo, and out-of-location signals |
CA2866585C (en) | 2012-03-06 | 2021-02-23 | Sirius Xm Radio Inc. | Systems and methods for audio attribute mapping |
EP2860729A4 (en) * | 2012-06-04 | 2016-03-02 | Samsung Electronics Co Ltd | METHOD AND DEVICE FOR AUDIO CODING, METHOD AND DEVICE FOR AUDIO DECODING, AND MULTIMEDIA DEVICE EMPLOYING THEM |
CN102739323B (zh) * | 2012-06-16 | 2013-09-04 | 天地融科技股份有限公司 | 音频数据传输方法 |
TWI557727B (zh) | 2013-04-05 | 2016-11-11 | 杜比國際公司 | 音訊處理系統、多媒體處理系統、處理音訊位元流的方法以及電腦程式產品 |
EP2996269A1 (en) | 2014-09-09 | 2016-03-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio splicing concept |
EP3889954B1 (en) | 2014-09-25 | 2024-05-08 | Sunhouse Technologies, Inc. | Method for extracting audio from sensors electrical signals |
US11308928B2 (en) | 2014-09-25 | 2022-04-19 | Sunhouse Technologies, Inc. | Systems and methods for capturing and interpreting audio |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4551688A (en) * | 1984-05-23 | 1985-11-05 | Rockwell International Corporation | Delay compensated automatic gain control |
US4625240A (en) * | 1984-07-25 | 1986-11-25 | Eeco, Inc. | Adaptive automatic gain control |
US5479562A (en) * | 1989-01-27 | 1995-12-26 | Dolby Laboratories Licensing Corporation | Method and apparatus for encoding and decoding audio information |
US5109417A (en) * | 1989-01-27 | 1992-04-28 | Dolby Laboratories Licensing Corporation | Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio |
NL9000338A (nl) * | 1989-06-02 | 1991-01-02 | Koninkl Philips Electronics Nv | Digitaal transmissiesysteem, zender en ontvanger te gebruiken in het transmissiesysteem en registratiedrager verkregen met de zender in de vorm van een optekeninrichting. |
DE69210689T2 (de) * | 1991-01-08 | 1996-11-21 | Dolby Lab Licensing Corp | Kodierer/dekodierer für mehrdimensionale schallfelder |
US5369724A (en) * | 1992-01-17 | 1994-11-29 | Massachusetts Institute Of Technology | Method and apparatus for encoding, decoding and compression of audio-type data using reference coefficients located within a band of coefficients |
US5394508A (en) * | 1992-01-17 | 1995-02-28 | Massachusetts Institute Of Technology | Method and apparatus for encoding decoding and compression of audio-type data |
US5623577A (en) * | 1993-07-16 | 1997-04-22 | Dolby Laboratories Licensing Corporation | Computationally efficient adaptive bit allocation for encoding method and apparatus with allowance for decoder spectral distortions |
US5451954A (en) * | 1993-08-04 | 1995-09-19 | Dolby Laboratories Licensing Corporation | Quantization noise suppression for encoder/decoder system |
US5430485A (en) * | 1993-09-30 | 1995-07-04 | Thomson Consumer Electronics, Inc. | Audio/video synchronization in a digital transmission system |
US5920842A (en) * | 1994-10-12 | 1999-07-06 | Pixel Instruments | Signal synchronization |
HU215685B (hu) * | 1994-11-04 | 1999-02-01 | Koninklijke Philips Electronics N.V. | Eljárás és berendezés széles sávú digitális adatjelek kódolására és dekódolására |
US5727119A (en) * | 1995-03-27 | 1998-03-10 | Dolby Laboratories Licensing Corporation | Method and apparatus for efficient implementation of single-sideband filter banks providing accurate measures of spectral magnitude and phase |
JP4033906B2 (ja) * | 1996-03-19 | 2008-01-16 | ドルビー・ラボラトリーズ・ライセンシング・コーポレーション | 時間領域エイリアシング相殺を用いる効率的奇数積重ね単一側波帯フィルタバンクを有する分析・合成濾波システム |
-
1997
- 1997-10-17 US US08/953,324 patent/US5899969A/en not_active Expired - Lifetime
-
1998
- 1998-10-13 CA CA002305534A patent/CA2305534C/en not_active Expired - Lifetime
- 1998-10-13 DE DE69800717T patent/DE69800717T2/de not_active Expired - Lifetime
- 1998-10-13 EP EP98952266A patent/EP1023809B1/en not_active Expired - Lifetime
- 1998-10-13 ES ES98952266T patent/ES2156034T3/es not_active Expired - Lifetime
- 1998-10-13 AU AU98009/98A patent/AU755358B2/en not_active Expired
- 1998-10-13 JP JP2000517559A patent/JP4229586B2/ja not_active Expired - Lifetime
- 1998-10-13 DK DK98952266T patent/DK1023809T3/da active
- 1998-10-13 WO PCT/US1998/021552 patent/WO1999021371A1/en active IP Right Grant
- 1998-10-13 AT AT98952266T patent/ATE200722T1/de active
- 1998-10-13 KR KR1020007003421A patent/KR100591009B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1999021371A1 (en) | 1999-04-29 |
DE69800717T2 (de) | 2001-09-13 |
CA2305534A1 (en) | 1999-04-29 |
KR20010024342A (ko) | 2001-03-26 |
JP4229586B2 (ja) | 2009-02-25 |
KR100591009B1 (ko) | 2006-06-22 |
DE69800717D1 (de) | 2001-05-23 |
AU9800998A (en) | 1999-05-10 |
CA2305534C (en) | 2007-03-27 |
AU755358B2 (en) | 2002-12-12 |
JP2001521347A (ja) | 2001-11-06 |
EP1023809A1 (en) | 2000-08-02 |
ATE200722T1 (de) | 2001-05-15 |
ES2156034T3 (es) | 2001-06-01 |
US5899969A (en) | 1999-05-04 |
EP1023809B1 (en) | 2001-04-18 |
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