EP3109611A4 - Signal encoding method and apparatus, and signal decoding method and apparatus - Google Patents

Signal encoding method and apparatus, and signal decoding method and apparatus Download PDF

Info

Publication number
EP3109611A4
EP3109611A4 EP15749031.9A EP15749031A EP3109611A4 EP 3109611 A4 EP3109611 A4 EP 3109611A4 EP 15749031 A EP15749031 A EP 15749031A EP 3109611 A4 EP3109611 A4 EP 3109611A4
Authority
EP
European Patent Office
Prior art keywords
signal
encoding method
decoding method
signal decoding
signal encoding
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
EP15749031.9A
Other languages
German (de)
French (fr)
Other versions
EP3109611A1 (en
Inventor
Ho-Sang Sung
Konstantin Osipov
Yi Lu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Priority claimed from PCT/KR2015/001668 external-priority patent/WO2015122752A1/en
Publication of EP3109611A1 publication Critical patent/EP3109611A1/en
Publication of EP3109611A4 publication Critical patent/EP3109611A4/en
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • G10L19/0212—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 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
    • 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
    • G10L19/002—Dynamic bit allocation
    • 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
EP15749031.9A 2014-02-17 2015-02-17 Signal encoding method and apparatus, and signal decoding method and apparatus Ceased EP3109611A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201461940798P 2014-02-17 2014-02-17
PCT/KR2015/001668 WO2015122752A1 (en) 2014-02-17 2015-02-17 Signal encoding method and apparatus, and signal decoding method and apparatus

Publications (2)

Publication Number Publication Date
EP3109611A1 EP3109611A1 (en) 2016-12-28
EP3109611A4 true EP3109611A4 (en) 2017-08-30

Family

ID=57257234

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15749031.9A Ceased EP3109611A4 (en) 2014-02-17 2015-02-17 Signal encoding method and apparatus, and signal decoding method and apparatus

Country Status (4)

Country Link
EP (1) EP3109611A4 (en)
JP (1) JP6633547B2 (en)
KR (3) KR20240008413A (en)
CN (2) CN106233112B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110867190B (en) * 2013-09-16 2023-10-13 三星电子株式会社 Signal encoding method and device and signal decoding method and device
CN106233112B (en) * 2014-02-17 2019-06-28 三星电子株式会社 Coding method and equipment and signal decoding method and equipment
JP6763849B2 (en) 2014-07-28 2020-09-30 サムスン エレクトロニクス カンパニー リミテッド Spectral coding method
WO2019091576A1 (en) * 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits
JP7173134B2 (en) 2018-04-13 2022-11-16 日本電信電話株式会社 Encoding device, decoding device, encoding method, decoding method, program, and recording medium
CN110992963B (en) * 2019-12-10 2023-09-29 腾讯科技（深圳）有限公司 Network communication method, device, computer equipment and storage medium

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1798724A1 (en) * 2004-11-05 2007-06-20 Matsushita Electric Industrial Co., Ltd. Encoder, decoder, encoding method, and decoding method
US20130290003A1 (en) * 2012-03-21 2013-10-31 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding high frequency for bandwidth extension
EP3176780A1 (en) * 2014-07-28 2017-06-07 Samsung Electronics Co., Ltd. Signal encoding method and apparatus and signal decoding method and apparatus

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP3685823B2 (en) * 1993-09-28 2005-08-24 ソニー株式会社 Signal encoding method and apparatus, and signal decoding method and apparatus
US6717990B1 (en) * 2000-01-05 2004-04-06 General Dynamics Decision Systems, Inc. Communication system and method for multi-rate, channel-optimized trellis-coded quantization
US6847684B1 (en) * 2000-06-01 2005-01-25 Hewlett-Packard Development Company, L.P. Zero-block encoding
KR100871999B1 (en) * 2001-05-08 2008-12-05 코닌클리케 필립스 일렉트로닉스 엔.브이. Audio coding
KR100851970B1 (en) * 2005-07-15 2008-08-12 삼성전자주식회사 Method and apparatus for extracting ISCImportant Spectral Component of audio signal, and method and appartus for encoding/decoding audio signal with low bitrate using it
JP4640020B2 (en) * 2005-07-29 2011-03-02 ソニー株式会社 Speech coding apparatus and method, and speech decoding apparatus and method
US8527265B2 (en) * 2007-10-22 2013-09-03 Qualcomm Incorporated Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs
ATE500588T1 (en) * 2008-01-04 2011-03-15 Dolby Sweden Ab AUDIO ENCODERS AND DECODERS
KR102078865B1 (en) * 2011-06-30 2020-02-19 삼성전자주식회사 Apparatus and method for generating a bandwidth extended signal
WO2013048171A2 (en) * 2011-09-28 2013-04-04 엘지전자 주식회사 Voice signal encoding method, voice signal decoding method, and apparatus using same
US9672840B2 (en) * 2011-10-27 2017-06-06 Lg Electronics Inc. Method for encoding voice signal, method for decoding voice signal, and apparatus using same
CN106233112B (en) * 2014-02-17 2019-06-28 三星电子株式会社 Coding method and equipment and signal decoding method and equipment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1798724A1 (en) * 2004-11-05 2007-06-20 Matsushita Electric Industrial Co., Ltd. Encoder, decoder, encoding method, and decoding method
US20130290003A1 (en) * 2012-03-21 2013-10-31 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding high frequency for bandwidth extension
EP3176780A1 (en) * 2014-07-28 2017-06-07 Samsung Electronics Co., Ltd. Signal encoding method and apparatus and signal decoding method and apparatus

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; Codec for Enhanced Voice Services (EVS); Detailed Algorithmic Description (Release 12)", 3GPP STANDARD; 3GPP TS 26.445, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. SA WG4, no. V12.0.0, 23 September 2014 (2014-09-23), pages 262 - 400, XP050925847 *
"6.2 MDCT Coding mode decoding", 10 December 2014 (2014-12-10), XP050913052, Retrieved from the Internet <URL:http://www.3gpp.org/ftp/Specs/archive/26_series/26.445/> [retrieved on 20141210] *

Also Published As

Publication number Publication date
EP3109611A1 (en) 2016-12-28
CN106233112A (en) 2016-12-14
KR20220051028A (en) 2022-04-25
KR102386738B1 (en) 2022-04-14
KR20160122160A (en) 2016-10-21
JP6633547B2 (en) 2020-01-22
KR20240008413A (en) 2024-01-18
CN110176241A (en) 2019-08-27
CN110176241B (en) 2023-10-31
KR102625143B1 (en) 2024-01-15
JP2017506771A (en) 2017-03-09
CN106233112B (en) 2019-06-28

Similar Documents

Publication Publication Date Title
EP3522532A4 (en) Encoding method and device therefor, and decoding method and device therefor
EP3139605A4 (en) Encoding method, decoding method, encoding apparatus, and decoding apparatus
EP3217663A4 (en) Video encoding method and apparatus, and video decoding method and apparatus
EP3343914A4 (en) Encoding device and encoding method, and decoding device and decoding method
EP3364655A4 (en) Method and apparatus for decoding video, and method and apparatus for encoding video
EP3211900A4 (en) Image coding method, decoding method, coding device and decoding device
EP3099080A4 (en) Decoding device, decoding method, encoding device, and encoding method
EP3110009A4 (en) Encoding method, decoding method, encoding device and decoding device for structured ldpc
EP3104608A4 (en) Image decoding method and device therefor, and image encoding method and device therefor
EP3174293A4 (en) Encoding method, decoding method, encoding apparatus and decoding apparatus
EP3565256A4 (en) Encoding device, decoding device, encoding method, and decoding method
EP3547685A4 (en) Encoding device, decoding device, encoding method, and decoding method
EP3349458A4 (en) Encoding sequence encoding method and device thereof, and decoding method and device thereof
EP3499888A4 (en) Encoding device, decoding device, encoding method and decoding method
EP3160144A4 (en) Image encoding apparatus and method, and image decoding apparatus and method
EP3471414A4 (en) Encoding device and encoding method, and decoding device and decoding method
EP3306930A4 (en) Encoding device, decoding device, and encoding and decoding method thereof
EP3190538A4 (en) Signal encoding and decoding methods, device and system
EP3300366A4 (en) Encoding device, decoding device, and encoding method and decoding method thereof
EP3174050A4 (en) Acoustic signal encoding device, acoustic signal decoding device, method for encoding acoustic signal, and method for decoding acoustic signal
EP3534607A4 (en) Encoding method and device therefor, and decoding method and device therefor
EP3176780A4 (en) Signal encoding method and apparatus and signal decoding method and apparatus
EP3101896A4 (en) Image coding device and method, and image decoding device and method
EP3448023A4 (en) Encoding device and encoding method, and decoding device and decoding method
EP3355585A4 (en) Image encoding method and device, and image decoding method and device

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20160919

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20170727

RIC1 Information provided on ipc code assigned before grant

Ipc: G01L 19/02 20060101AFI20170721BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20180416

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

REG Reference to a national code

Ref country code: DE

Ref legal event code: R003

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

18R Application refused

Effective date: 20210416