HK1124681A1 - Apparatus for encoding and decoding audio signal and method thereof - Google Patents
Apparatus for encoding and decoding audio signal and method thereofInfo
- Publication number
- HK1124681A1 HK1124681A1 HK09101883.9A HK09101883A HK1124681A1 HK 1124681 A1 HK1124681 A1 HK 1124681A1 HK 09101883 A HK09101883 A HK 09101883A HK 1124681 A1 HK1124681 A1 HK 1124681A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- encoding
- audio signal
- decoding audio
- decoding
- signal
- Prior art date
Links
Classifications
-
- 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
- G10L19/04—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
-
- 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
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
-
- 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- 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
- G10L19/04—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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
-
- 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
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
-
- 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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/007—Two-channel systems in which the audio signals are in digital form
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US71211905P | 2005-08-30 | 2005-08-30 | |
US71920205P | 2005-09-22 | 2005-09-22 | |
US72300705P | 2005-10-04 | 2005-10-04 | |
US72622805P | 2005-10-14 | 2005-10-14 | |
US72922505P | 2005-10-24 | 2005-10-24 | |
KR20060004065 | 2006-01-13 | ||
KR1020060004062A KR20070037974A (en) | 2005-10-04 | 2006-01-13 | How to configure the number of parameter bands in a non-guided coding bitstream in multichannel audio coding |
KR20060004055 | 2006-01-13 | ||
KR1020060004057A KR20070025904A (en) | 2005-08-30 | 2006-01-13 | Parameter Channel Number Bitstream Configuration of LFF Channel Effective in Multichannel Audio Coding |
KR1020060004051A KR20070025903A (en) | 2005-08-30 | 2006-01-13 | How to configure the number of parameter bands of the residual signal bitstream in multichannel audio coding |
KR1020060004063A KR20070025907A (en) | 2005-08-30 | 2006-01-13 | How to configure the number of parameter band bitstreams to be applied to effective channel conversion module in multichannel audio coding |
US76253606P | 2006-01-27 | 2006-01-27 | |
PCT/KR2006/003420 WO2007027050A1 (en) | 2005-08-30 | 2006-08-30 | Apparatus for encoding and decoding audio signal and method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1124681A1 true HK1124681A1 (en) | 2009-07-17 |
Family
ID=39805382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK09101883.9A HK1124681A1 (en) | 2005-08-30 | 2009-02-27 | Apparatus for encoding and decoding audio signal and method thereof |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5319846B2 (en) |
KR (8) | KR100880645B1 (en) |
HK (1) | HK1124681A1 (en) |
MX (1) | MX2008002713A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20150009474A (en) * | 2013-07-15 | 2015-01-26 | 한국전자통신연구원 | Encoder and encoding method for multi-channel signal, and decoder and decoding method for multi-channel signal |
KR101536855B1 (en) * | 2014-01-23 | 2015-07-14 | 재단법인 다차원 스마트 아이티 융합시스템 연구단 | Encoding apparatus apparatus for residual coding and method thereof |
CN111970629B (en) | 2015-08-25 | 2022-05-17 | 杜比实验室特许公司 | Audio decoder and decoding method |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9000338A (en) | 1989-06-02 | 1991-01-02 | Koninkl Philips Electronics Nv | DIGITAL TRANSMISSION SYSTEM, TRANSMITTER AND RECEIVER FOR USE IN THE TRANSMISSION SYSTEM AND RECORD CARRIED OUT WITH THE TRANSMITTER IN THE FORM OF A RECORDING DEVICE. |
DE69210689T2 (en) | 1991-01-08 | 1996-11-21 | Dolby Lab Licensing Corp | ENCODER / DECODER FOR MULTI-DIMENSIONAL SOUND FIELDS |
DE4209544A1 (en) | 1992-03-24 | 1993-09-30 | Inst Rundfunktechnik Gmbh | Method for transmitting or storing digitized, multi-channel audio signals |
US5481643A (en) | 1993-03-18 | 1996-01-02 | U.S. Philips Corporation | Transmitter, receiver and record carrier for transmitting/receiving at least a first and a second signal component |
EP0827312A3 (en) | 1996-08-22 | 2003-10-01 | Marconi Communications GmbH | Method for changing the configuration of data packets |
US6016473A (en) | 1998-04-07 | 2000-01-18 | Dolby; Ray M. | Low bit-rate spatial coding method and system |
WO2003085644A1 (en) | 2002-04-11 | 2003-10-16 | Matsushita Electric Industrial Co., Ltd. | Encoding device and decoding device |
RU2325046C2 (en) | 2002-07-16 | 2008-05-20 | Конинклейке Филипс Электроникс Н.В. | Audio coding |
SE0301273D0 (en) * | 2003-04-30 | 2003-04-30 | Coding Technologies Sweden Ab | Advanced processing based on a complex exponential-modulated filter bank and adaptive time signaling methods |
SE0401408D0 (en) * | 2004-06-02 | 2004-06-02 | Astrazeneca Ab | Diameter measuring device |
-
2006
- 2006-08-30 KR KR1020087006787A patent/KR100880645B1/en active IP Right Grant
- 2006-08-30 KR KR1020087021422A patent/KR101165641B1/en active IP Right Grant
- 2006-08-30 KR KR1020087006788A patent/KR100880646B1/en active IP Right Grant
- 2006-08-30 KR KR1020087006921A patent/KR100880647B1/en active IP Right Grant
- 2006-08-30 KR KR1020087006785A patent/KR100891685B1/en active IP Right Grant
- 2006-08-30 KR KR1020087006789A patent/KR100891686B1/en active IP Right Grant
- 2006-08-30 MX MX2008002713A patent/MX2008002713A/en active IP Right Grant
- 2006-08-30 KR KR1020087006790A patent/KR100891687B1/en active IP Right Grant
- 2006-08-30 KR KR1020087006786A patent/KR100880644B1/en active IP Right Grant
-
2009
- 2009-02-27 HK HK09101883.9A patent/HK1124681A1/en not_active IP Right Cessation
-
2013
- 2013-01-11 JP JP2013003356A patent/JP5319846B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR100891687B1 (en) | 2009-04-03 |
KR20080037105A (en) | 2008-04-29 |
KR20080049747A (en) | 2008-06-04 |
KR100891685B1 (en) | 2009-04-03 |
JP2013137546A (en) | 2013-07-11 |
KR101165641B1 (en) | 2012-07-17 |
KR20080049746A (en) | 2008-06-04 |
KR20080037106A (en) | 2008-04-29 |
KR100880644B1 (en) | 2009-01-30 |
JP5319846B2 (en) | 2013-10-16 |
KR20080036232A (en) | 2008-04-25 |
KR20080037104A (en) | 2008-04-29 |
KR100891686B1 (en) | 2009-04-03 |
MX2008002713A (en) | 2008-03-18 |
KR100880646B1 (en) | 2009-01-30 |
KR100880645B1 (en) | 2009-01-30 |
KR100880647B1 (en) | 2009-01-30 |
KR20080037111A (en) | 2008-04-29 |
KR20080086551A (en) | 2008-09-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1913577A4 (en) | Apparatus for encoding and decoding audio signal and method thereof | |
HK1123623A1 (en) | Apparatus for encoding and decoding audio signal and method thereof | |
EP1905002A4 (en) | Method and apparatus for decoding audio signal | |
TWI349927B (en) | Method and apparatus for encoding and decoding audio signals | |
EP1913589A4 (en) | Apparatus and method of encoding and decoding audio signal | |
IL187724A0 (en) | Apparatus and method for encoding audio signals with decoding instructions | |
EP2095364A4 (en) | Method for encoding and decoding object-based audio signal and apparatus thereof | |
HK1132576A1 (en) | Method and apparatus for encoding/decoding multi-channel audio signal | |
TWI318397B (en) | Apparatus and method for encoding and decoding signal | |
HK1126306A1 (en) | Method and apparatus for decoding an audio signal | |
EP1984916A4 (en) | Method for encoding and decoding object-based audio signal and apparatus thereof | |
HK1128810A1 (en) | Apparatus and method for encoding/decoding signal | |
EP1946310A4 (en) | Method for encoding and decoding multi-channel audio signal and apparatus thereof | |
EP2041974A4 (en) | Method and apparatus for encoding/decoding signal | |
EP1949369A4 (en) | Method and apparatus for encoding/decoding audio data and extension data | |
HK1119821A1 (en) | Method and apparatus for decoding audio signal | |
EP2126903A4 (en) | Method and apparatus for encoding audio signal and method and apparatus for decoding audio signal | |
EP2100379A4 (en) | Audio encoding and decoding apparatus and method thereof | |
HK1124681A1 (en) | Apparatus for encoding and decoding audio signal and method thereof | |
TWI319868B (en) | Apparatus for encoding and decoding audio signal and method thereof | |
HK1123624A1 (en) | Method and apparatus for encoding and decoding an audio signal | |
HK1125734A1 (en) | Method for encoding and decoding multi-channel audio signal and apparatus thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20180825 |