PT3891736T - Aparelho, método e programa de computador para codificação, descodificação, processamento de cena e outros procedimentos relacionados com codificação de áudio espacial baseada em dirac utilizando geradores de componentes de ordem inferior, ordem média e ordem superior - Google Patents

Aparelho, método e programa de computador para codificação, descodificação, processamento de cena e outros procedimentos relacionados com codificação de áudio espacial baseada em dirac utilizando geradores de componentes de ordem inferior, ordem média e ordem superior

Info

Publication number: PT3891736T
Authority: PT; Portugal
Prior art keywords: order; coding; dirac; decoding; computer program
Prior art date: 2018-12-07

Application number

PT198130569T

Other languages

English (en)

Original Assignee

Fraunhofer Ges Forschung

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2018-12-07

Filing date

2019-12-06

Publication date

2023-05-03

2019-12-06 Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung

2023-05-03 Publication of PT3891736T publication Critical patent/PT3891736T/pt

Links

238000000034 method Methods 0.000 title 2
238000004590 computer program Methods 0.000 title 1
238000012545 processing Methods 0.000 title 1

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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/307—Frequency adjustment, e.g. tone control
- 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
- 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
- G10L19/0212—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 using orthogonal transformation
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
- G10L25/15—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being formant information
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
- G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/11—Application of ambisonics in stereophonic audio systems
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/13—Application of wave-field synthesis in stereophonic audio systems

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Signal Processing (AREA)
Multimedia (AREA)
Acoustics & Sound (AREA)
Computational Linguistics (AREA)
Health & Medical Sciences (AREA)
Audiology, Speech & Language Pathology (AREA)
Human Computer Interaction (AREA)
Mathematical Physics (AREA)
Spectroscopy & Molecular Physics (AREA)
Stereophonic System (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)

PT198130569T 2018-12-07 2019-12-06 Aparelho, método e programa de computador para codificação, descodificação, processamento de cena e outros procedimentos relacionados com codificação de áudio espacial baseada em dirac utilizando geradores de componentes de ordem inferior, ordem média e ordem superior PT3891736T (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP18211064		2018-12-07

Publications (1)

Publication Number	Publication Date
PT3891736T true PT3891736T (pt)	2023-05-03

Family

ID=64870294

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
PT198130569T PT3891736T (pt)	2018-12-07	2019-12-06	Aparelho, método e programa de computador para codificação, descodificação, processamento de cena e outros procedimentos relacionados com codificação de áudio espacial baseada em dirac utilizando geradores de componentes de ordem inferior, ordem média e ordem superior
PT198130544T PT3891734T (pt)	2018-12-07	2019-12-06	Aparelho, método e programa de computador para codificação, descodificação, processamento de cena e outros procedimentos relacionados com codificação de áudio espacial baseada em dirac utilizando uma compensação difusa

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
PT198130544T PT3891734T (pt)	2018-12-07	2019-12-06	Aparelho, método e programa de computador para codificação, descodificação, processamento de cena e outros procedimentos relacionados com codificação de áudio espacial baseada em dirac utilizando uma compensação difusa

Country Status (18)

Country	Link
US (7)	US11856389B2 (pt)
EP (4)	EP3891734B1 (pt)
JP (3)	JP7311602B2 (pt)
KR (5)	KR102818782B1 (pt)
CN (6)	CN117809663A (pt)
AU (3)	AU2019392876B2 (pt)
BR (3)	BR112021010972A2 (pt)
CA (3)	CA3122170C (pt)
ES (4)	ES2941268T3 (pt)
FI (2)	FI3891734T3 (pt)
MX (3)	MX2021006565A (pt)
MY (3)	MY207905A (pt)
PL (4)	PL3891735T3 (pt)
PT (2)	PT3891736T (pt)
SG (3)	SG11202105719RA (pt)
TW (3)	TWI747095B (pt)
WO (3)	WO2020115310A1 (pt)
ZA (3)	ZA202103739B (pt)

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2019
- 2019-12-06 CN CN202410002187.2A patent/CN117809663A/zh active Pending
- 2019-12-06 SG SG11202105719RA patent/SG11202105719RA/en unknown
- 2019-12-06 CA CA3122170A patent/CA3122170C/en active Active
- 2019-12-06 WO PCT/EP2019/084055 patent/WO2020115310A1/en not_active Ceased
- 2019-12-06 EP EP19813054.4A patent/EP3891734B1/en active Active
- 2019-12-06 WO PCT/EP2019/084053 patent/WO2020115309A1/en not_active Ceased
- 2019-12-06 PT PT198130569T patent/PT3891736T/pt unknown
- 2019-12-06 PL PL19813055.1T patent/PL3891735T3/pl unknown
- 2019-12-06 CA CA3122164A patent/CA3122164C/en active Active
- 2019-12-06 SG SG11202105720RA patent/SG11202105720RA/en unknown
- 2019-12-06 AU AU2019392876A patent/AU2019392876B2/en active Active
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KR20210097775A (ko)	2021-08-09
KR20210102924A (ko)	2021-08-20
BR112021010964A2 (pt)	2021-08-31
US20240406391A1 (en)	2024-12-05
CN113424257A (zh)	2021-09-21
PT3891734T (pt)	2023-05-03
KR20210102300A (ko)	2021-08-19
MX2021006572A (es)	2021-08-11
EP3891735C0 (en)	2023-11-29
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SG11202105720RA (en)	2021-06-29
EP4191580A1 (en)	2023-06-07
US12369008B2 (en)	2025-07-22
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AU2019392876A1 (en)	2021-07-22

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