MX350162B - Aparato y método para generar señal extendida de ancho de banda. - Google Patents
Aparato y método para generar señal extendida de ancho de banda.Info
- Publication number
- MX350162B MX350162B MX2016008879A MX2016008879A MX350162B MX 350162 B MX350162 B MX 350162B MX 2016008879 A MX2016008879 A MX 2016008879A MX 2016008879 A MX2016008879 A MX 2016008879A MX 350162 B MX350162 B MX 350162B
- Authority
- MX
- Mexico
- Prior art keywords
- bandwidth extension
- extension signal
- frequency band
- generating bandwidth
- generating
- Prior art date
Links
- 238000001228 spectrum Methods 0.000 abstract 2
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
- G10L21/00—Speech or voice signal processing techniques 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 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
-
- 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Mobile Radio Communication Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
- Error Detection And Correction (AREA)
Abstract
Se describe un aparato para generar una señal extendida de ancho de banda incluye una unidad de procesamiento anti-escasez para realizar procesamiento anti-escasez sobre un espectro de baja frecuencia; y una unidad de decodificación de extensión de alta frecuencia de dominio de frecuencia para realizar codificación de extensión de alta frecuencia en el dominio de frecuencia sobre el espectro de baja frecuencia en el cual se realiza procesamiento anti-escasez.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161503241P | 2011-06-30 | 2011-06-30 | |
PCT/KR2012/005258 WO2013002623A2 (ko) | 2011-06-30 | 2012-07-02 | 대역폭 확장신호 생성장치 및 방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
MX350162B true MX350162B (es) | 2017-08-29 |
Family
ID=47424723
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2016008879A MX350162B (es) | 2011-06-30 | 2012-07-02 | Aparato y método para generar señal extendida de ancho de banda. |
MX2017011044A MX370012B (es) | 2011-06-30 | 2012-07-02 | Aparato y método para generar señal extendida de ancho de banda. |
MX2014000161A MX340386B (es) | 2011-06-30 | 2012-07-02 | Aparato y metodo para generar señal extendida de ancho de banda. |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2017011044A MX370012B (es) | 2011-06-30 | 2012-07-02 | Aparato y método para generar señal extendida de ancho de banda. |
MX2014000161A MX340386B (es) | 2011-06-30 | 2012-07-02 | Aparato y metodo para generar señal extendida de ancho de banda. |
Country Status (12)
Country | Link |
---|---|
US (3) | US9349380B2 (es) |
EP (1) | EP2728577A4 (es) |
JP (3) | JP6001657B2 (es) |
KR (3) | KR102078865B1 (es) |
CN (3) | CN106157968B (es) |
AU (3) | AU2012276367B2 (es) |
BR (3) | BR122021019877B1 (es) |
CA (2) | CA2966987C (es) |
MX (3) | MX350162B (es) |
TW (3) | TWI619116B (es) |
WO (1) | WO2013002623A2 (es) |
ZA (1) | ZA201400704B (es) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6001657B2 (ja) * | 2011-06-30 | 2016-10-05 | サムスン エレクトロニクス カンパニー リミテッド | 帯域幅拡張信号生成装置及びその方法 |
CN105976824B (zh) | 2012-12-06 | 2021-06-08 | 华为技术有限公司 | 信号解码的方法和设备 |
CN110223704B (zh) | 2013-01-29 | 2023-09-15 | 弗劳恩霍夫应用研究促进协会 | 对音频信号的频谱执行噪声填充的装置 |
EP2830056A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding or decoding an audio signal with intelligent gap filling in the spectral domain |
KR20240008413A (ko) * | 2014-02-17 | 2024-01-18 | 삼성전자주식회사 | 신호 부호화방법 및 장치와 신호 복호화방법 및 장치 |
WO2015133795A1 (ko) * | 2014-03-03 | 2015-09-11 | 삼성전자 주식회사 | 대역폭 확장을 위한 고주파 복호화 방법 및 장치 |
EP3115991A4 (en) | 2014-03-03 | 2017-08-02 | Samsung Electronics Co., Ltd. | Method and apparatus for high frequency decoding for bandwidth extension |
WO2015162500A2 (ko) | 2014-03-24 | 2015-10-29 | 삼성전자 주식회사 | 고대역 부호화방법 및 장치와 고대역 복호화 방법 및 장치 |
PL3550563T3 (pl) * | 2014-03-31 | 2024-07-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Enkoder, dekoder, sposób enkodowania, sposób dekodowania oraz powiązane programy |
CN105336336B (zh) * | 2014-06-12 | 2016-12-28 | 华为技术有限公司 | 一种音频信号的时域包络处理方法及装置、编码器 |
EP2980792A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating an enhanced signal using independent noise-filling |
FR3024581A1 (fr) * | 2014-07-29 | 2016-02-05 | Orange | Determination d'un budget de codage d'une trame de transition lpd/fd |
JP2016038435A (ja) * | 2014-08-06 | 2016-03-22 | ソニー株式会社 | 符号化装置および方法、復号装置および方法、並びにプログラム |
US10896684B2 (en) | 2017-07-28 | 2021-01-19 | Fujitsu Limited | Audio encoding apparatus and audio encoding method |
KR102457573B1 (ko) * | 2021-03-02 | 2022-10-21 | 국방과학연구소 | 잡음 신호 생성 장치 및 방법, 컴퓨터 판독 가능한 기록 매체 및 컴퓨터 프로그램 |
KR102473886B1 (ko) | 2021-11-25 | 2022-12-06 | 한국프리팩 주식회사 | 친환경 발포 다층시트, 이를 이용한 아이스팩 및 그의 제조방법 |
KR102574372B1 (ko) | 2023-01-26 | 2023-09-05 | 한국프리팩 주식회사 | 공압출된 친환경 발포 다층필름 및 이를 이용한 아이스팩 |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5857759B2 (ja) * | 1979-10-01 | 1983-12-21 | 日本電信電話株式会社 | 駆動音源信号発生装置 |
JPS57125999A (en) * | 1981-01-29 | 1982-08-05 | Seiko Instr & Electronics | Voice synthesizer |
US6029125A (en) * | 1997-09-02 | 2000-02-22 | Telefonaktiebolaget L M Ericsson, (Publ) | Reducing sparseness in coded speech signals |
US6058359A (en) * | 1998-03-04 | 2000-05-02 | Telefonaktiebolaget L M Ericsson | Speech coding including soft adaptability feature |
ATE293316T1 (de) * | 2000-07-27 | 2005-04-15 | Activated Content Corp Inc | Stegotextkodierer und -dekodierer |
KR100510434B1 (ko) * | 2001-04-09 | 2005-08-26 | 니폰덴신뎅와 가부시키가이샤 | Ofdm신호전달 시스템, ofdm신호 송신장치 및ofdm신호 수신장치 |
US20050004803A1 (en) | 2001-11-23 | 2005-01-06 | Jo Smeets | Audio signal bandwidth extension |
US20040002856A1 (en) * | 2002-03-08 | 2004-01-01 | Udaya Bhaskar | Multi-rate frequency domain interpolative speech CODEC system |
WO2005104094A1 (ja) * | 2004-04-23 | 2005-11-03 | Matsushita Electric Industrial Co., Ltd. | 符号化装置 |
KR100982638B1 (ko) * | 2005-04-01 | 2010-09-15 | 콸콤 인코포레이티드 | 고대역 시간 왜곡을 위한 시스템들, 방법들, 및 장치들 |
US7813931B2 (en) * | 2005-04-20 | 2010-10-12 | QNX Software Systems, Co. | System for improving speech quality and intelligibility with bandwidth compression/expansion |
US7831434B2 (en) * | 2006-01-20 | 2010-11-09 | Microsoft Corporation | Complex-transform channel coding with extended-band frequency coding |
KR20070115637A (ko) * | 2006-06-03 | 2007-12-06 | 삼성전자주식회사 | 대역폭 확장 부호화 및 복호화 방법 및 장치 |
CN101089951B (zh) * | 2006-06-16 | 2011-08-31 | 北京天籁传音数字技术有限公司 | 频带扩展编码方法及装置和解码方法及装置 |
KR101390188B1 (ko) | 2006-06-21 | 2014-04-30 | 삼성전자주식회사 | 적응적 고주파수영역 부호화 및 복호화 방법 및 장치 |
US8639500B2 (en) * | 2006-11-17 | 2014-01-28 | Samsung Electronics Co., Ltd. | Method, medium, and apparatus with bandwidth extension encoding and/or decoding |
KR101375582B1 (ko) * | 2006-11-17 | 2014-03-20 | 삼성전자주식회사 | 대역폭 확장 부호화 및 복호화 방법 및 장치 |
KR101379263B1 (ko) * | 2007-01-12 | 2014-03-28 | 삼성전자주식회사 | 대역폭 확장 복호화 방법 및 장치 |
JP5183741B2 (ja) * | 2007-08-27 | 2013-04-17 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | ノイズ補充と帯域拡張との間の遷移周波数の適合 |
EP2186089B1 (en) * | 2007-08-27 | 2018-10-03 | Telefonaktiebolaget LM Ericsson (publ) | Method and device for perceptual spectral decoding of an audio signal including filling of spectral holes |
KR101452722B1 (ko) * | 2008-02-19 | 2014-10-23 | 삼성전자주식회사 | 신호 부호화 및 복호화 방법 및 장치 |
US8880410B2 (en) * | 2008-07-11 | 2014-11-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for generating a bandwidth extended signal |
EP2144230A1 (en) | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Low bitrate audio encoding/decoding scheme having cascaded switches |
PL2304719T3 (pl) | 2008-07-11 | 2017-12-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Koder audio, sposoby dostarczania strumienia audio oraz program komputerowy |
PT2410522T (pt) * | 2008-07-11 | 2018-01-09 | Fraunhofer Ges Forschung | Codificador de sinal de áudio, método para codificar um sinal de áudio e programa de computador |
EP3640941A1 (en) * | 2008-10-08 | 2020-04-22 | Fraunhofer Gesellschaft zur Förderung der Angewand | Multi-resolution switched audio encoding/decoding scheme |
CA3076203C (en) * | 2009-01-28 | 2021-03-16 | Dolby International Ab | Improved harmonic transposition |
EP2239732A1 (en) * | 2009-04-09 | 2010-10-13 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Apparatus and method for generating a synthesis audio signal and for encoding an audio signal |
KR101826331B1 (ko) * | 2010-09-15 | 2018-03-22 | 삼성전자주식회사 | 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법 |
ES2664090T3 (es) * | 2011-03-10 | 2018-04-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Relleno de subvectores no codificados en señales de audio codificadas por transformada |
WO2012157932A2 (en) | 2011-05-13 | 2012-11-22 | Samsung Electronics Co., Ltd. | Bit allocating, audio encoding and decoding |
JP6001657B2 (ja) * | 2011-06-30 | 2016-10-05 | サムスン エレクトロニクス カンパニー リミテッド | 帯域幅拡張信号生成装置及びその方法 |
-
2012
- 2012-07-02 JP JP2014518822A patent/JP6001657B2/ja active Active
- 2012-07-02 KR KR1020120071987A patent/KR102078865B1/ko active IP Right Grant
- 2012-07-02 TW TW106133069A patent/TWI619116B/zh active
- 2012-07-02 WO PCT/KR2012/005258 patent/WO2013002623A2/ko active Application Filing
- 2012-07-02 BR BR122021019877-2A patent/BR122021019877B1/pt active IP Right Grant
- 2012-07-02 MX MX2016008879A patent/MX350162B/es unknown
- 2012-07-02 MX MX2017011044A patent/MX370012B/es unknown
- 2012-07-02 MX MX2014000161A patent/MX340386B/es active IP Right Grant
- 2012-07-02 CN CN201610801708.6A patent/CN106157968B/zh active Active
- 2012-07-02 AU AU2012276367A patent/AU2012276367B2/en active Active
- 2012-07-02 CA CA2966987A patent/CA2966987C/en active Active
- 2012-07-02 CA CA2840732A patent/CA2840732C/en active Active
- 2012-07-02 BR BR122021019883-7A patent/BR122021019883B1/pt active IP Right Grant
- 2012-07-02 BR BR112013033900-4A patent/BR112013033900B1/pt active IP Right Grant
- 2012-07-02 CN CN201610801479.8A patent/CN106128473B/zh active Active
- 2012-07-02 TW TW101123831A patent/TWI576832B/zh active
- 2012-07-02 EP EP12804615.8A patent/EP2728577A4/en not_active Ceased
- 2012-07-02 TW TW106103594A patent/TWI605448B/zh active
- 2012-07-02 CN CN201280042439.XA patent/CN103843062B/zh active Active
- 2012-07-02 US US14/130,021 patent/US9349380B2/en active Active
-
2014
- 2014-01-29 ZA ZA2014/00704A patent/ZA201400704B/en unknown
-
2016
- 2016-04-05 AU AU2016202120A patent/AU2016202120B2/en active Active
- 2016-04-29 US US15/142,949 patent/US9734843B2/en active Active
- 2016-09-01 JP JP2016170949A patent/JP6247358B2/ja active Active
-
2017
- 2017-04-04 AU AU2017202211A patent/AU2017202211C1/en active Active
- 2017-08-14 US US15/676,209 patent/US10037766B2/en active Active
- 2017-11-16 JP JP2017221260A patent/JP6599419B2/ja active Active
-
2020
- 2020-02-12 KR KR1020200017008A patent/KR102240271B1/ko active IP Right Grant
- 2020-12-17 KR KR1020200177792A patent/KR102343332B1/ko active IP Right Grant
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
MX350162B (es) | Aparato y método para generar señal extendida de ancho de banda. | |
MX354288B (es) | Aparato y método para codificación/decodificación para extensión de ancho de banda de alta frecuencia. | |
MX2013007489A (es) | Aparato y metodo para codificacion/decodificacion para extension de ancho de banda de alta frecuencia. | |
MX2015011615A (es) | Aparato de transmision, metodo de transmision, aparato de recepcion, y metodo de recepcion. | |
EP3036900A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3028455A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3033882A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3028448A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3036898A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3022901A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3011732A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP2997727A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3028458A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP2995077A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3033879A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3031204A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3028456A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3028454A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3017596A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3079264A4 (en) | Spread spectrum signal generating method, generating apparatus, receiving method and receiving apparatus | |
EP3021574A4 (en) | Method for transmitting broadcasting signal, method for receiving broadcasting signal, apparatus for transmitting broadcasting signal, and apparatus for receiving broadcasting signal | |
EP3017595A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3028459A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |
EP3007437A4 (en) | Apparatus for transmitting broadcast signal, apparatus for receiving broadcast signal, method for transmitting broadcast signal, and method for receiving broadcast signal | |
EP3033881A4 (en) | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals |