MX340386B - Aparato y metodo para generar señal extendida de ancho de banda. - Google Patents
Aparato y metodo para generar señal extendida de ancho de banda.Info
- Publication number
- MX340386B MX340386B MX2014000161A MX2014000161A MX340386B MX 340386 B MX340386 B MX 340386B MX 2014000161 A MX2014000161 A MX 2014000161A MX 2014000161 A MX2014000161 A MX 2014000161A MX 340386 B MX340386 B MX 340386B
- Authority
- MX
- Mexico
- Prior art keywords
- bandwidth extension
- extension signal
- frequency band
- generating bandwidth
- generating
- Prior art date
Links
Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal 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 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
- G10L19/04—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)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (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 (2)
Publication Number | Publication Date |
---|---|
MX2014000161A MX2014000161A (es) | 2014-02-19 |
MX340386B true MX340386B (es) | 2016-07-07 |
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. |
MX2014000161A MX340386B (es) | 2011-06-30 | 2012-07-02 | Aparato y metodo 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. |
Family Applications Before (1)
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. |
Family Applications After (1)
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. |
Country Status (12)
Country | Link |
---|---|
US (3) | US9349380B2 (es) |
EP (1) | EP2728577A4 (es) |
JP (3) | JP6001657B2 (es) |
KR (3) | KR102078865B1 (es) |
CN (3) | CN103843062B (es) |
AU (3) | AU2012276367B2 (es) |
BR (3) | BR122021019877B1 (es) |
CA (2) | CA2840732C (es) |
MX (3) | MX350162B (es) |
TW (3) | TWI576832B (es) |
WO (1) | WO2013002623A2 (es) |
ZA (1) | ZA201400704B (es) |
Families Citing this family (17)
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MX350162B (es) * | 2011-06-30 | 2017-08-29 | Samsung Electronics Co Ltd | Aparato y método para generar señal extendida de ancho de banda. |
CN103854653B (zh) | 2012-12-06 | 2016-12-28 | 华为技术有限公司 | 信号解码的方法和设备 |
AU2014211544B2 (en) * | 2013-01-29 | 2017-03-30 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Noise filling in perceptual transform audio coding |
EP2830065A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decoding an encoded audio signal using a cross-over filter around a transition frequency |
JP6633547B2 (ja) * | 2014-02-17 | 2020-01-22 | サムスン エレクトロニクス カンパニー リミテッド | スペクトル符号化方法 |
CN106463143B (zh) | 2014-03-03 | 2020-03-13 | 三星电子株式会社 | 用于带宽扩展的高频解码的方法及设备 |
WO2015133795A1 (ko) * | 2014-03-03 | 2015-09-11 | 삼성전자 주식회사 | 대역폭 확장을 위한 고주파 복호화 방법 및 장치 |
KR102653849B1 (ko) | 2014-03-24 | 2024-04-02 | 삼성전자주식회사 | 고대역 부호화방법 및 장치와 고대역 복호화 방법 및 장치 |
RU2689181C2 (ru) * | 2014-03-31 | 2019-05-24 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Кодер, декодер, способ кодирования, способ декодирования и программа |
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 |
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MX350162B (es) * | 2011-06-30 | 2017-08-29 | Samsung Electronics Co Ltd | Aparato y método para generar señal extendida de ancho de banda. |
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2012
- 2012-07-02 MX MX2016008879A patent/MX350162B/es unknown
- 2012-07-02 CA CA2840732A patent/CA2840732C/en active Active
- 2012-07-02 US US14/130,021 patent/US9349380B2/en active Active
- 2012-07-02 CN CN201280042439.XA patent/CN103843062B/zh active Active
- 2012-07-02 BR BR122021019877-2A patent/BR122021019877B1/pt active IP Right Grant
- 2012-07-02 EP EP12804615.8A patent/EP2728577A4/en not_active Ceased
- 2012-07-02 BR BR122021019883-7A patent/BR122021019883B1/pt active IP Right Grant
- 2012-07-02 MX MX2014000161A patent/MX340386B/es active IP Right Grant
- 2012-07-02 WO PCT/KR2012/005258 patent/WO2013002623A2/ko active Application Filing
- 2012-07-02 KR KR1020120071987A patent/KR102078865B1/ko active IP Right Grant
- 2012-07-02 JP JP2014518822A patent/JP6001657B2/ja active Active
- 2012-07-02 TW TW101123831A patent/TWI576832B/zh active
- 2012-07-02 MX MX2017011044A patent/MX370012B/es unknown
- 2012-07-02 TW TW106103594A patent/TWI605448B/zh active
- 2012-07-02 CN CN201610801708.6A patent/CN106157968B/zh active Active
- 2012-07-02 CA CA2966987A patent/CA2966987C/en active Active
- 2012-07-02 TW TW106133069A patent/TWI619116B/zh active
- 2012-07-02 CN CN201610801479.8A patent/CN106128473B/zh active Active
- 2012-07-02 AU AU2012276367A patent/AU2012276367B2/en active Active
- 2012-07-02 BR BR112013033900-4A patent/BR112013033900B1/pt active IP Right Grant
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2014
- 2014-01-29 ZA ZA2014/00704A patent/ZA201400704B/en unknown
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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
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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
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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
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