AR120467A2 - Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio - Google Patents
Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audioInfo
- Publication number
- AR120467A2 AR120467A2 ARP200103158A ARP200103158A AR120467A2 AR 120467 A2 AR120467 A2 AR 120467A2 AR P200103158 A ARP200103158 A AR P200103158A AR P200103158 A ARP200103158 A AR P200103158A AR 120467 A2 AR120467 A2 AR 120467A2
- Authority
- AR
- Argentina
- Prior art keywords
- audio signal
- band
- audio
- frequency reconstruction
- bitstream
- Prior art date
Links
- 230000010354 integration Effects 0.000 title 1
- 230000005236 sound signal Effects 0.000 abstract 10
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000001172 regenerating effect Effects 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 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
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
-
- 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
- G10L19/02—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
- G10L19/04—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
-
- 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
- G10L19/26—Pre-filtering or post-filtering
-
- 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
- G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Data Mining & Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Analysis (AREA)
- Computational Mathematics (AREA)
- Algebra (AREA)
- Pure & Applied Mathematics (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Stereophonic System (AREA)
- Peptides Or Proteins (AREA)
- Materials For Photolithography (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Detergent Compositions (AREA)
- Lubricants (AREA)
Abstract
Reivindicación 1: Un decodificador para decodificar un flujo de bits de audio codificado, decodificador que comprende: una interfaz de entrada para recibir el flujo de bits de audio codificado, donde el flujo de bits de audio codificado incluye datos de audio que representan una porción de banda baja de una señal de audio, en el cual el flujo de bits de audio codificado incluye asimismo un elemento de relleno con un identificador que indica el comienzo del elemento de relleno y datos de relleno después del identificador; un decodificador de núcleo para decodificar los datos de audio para generar una señal de audio de banda baja decodificada; un desformateador para extraer del flujo de bits de audio codificado metadatos de reconstrucción de alta frecuencia, los metadatos de reconstrucción de alta frecuencia que incluyen parámetros operativos para un proceso de reconstrucción de alta frecuencia que traslada linealmente un número de subbandas consecutivas de una porción de baja banda de la señal de audio a una porción de banda alta de la señal de audio; un banco de filtro de análisis para filtrar la señal de audio de banda baja decodificada para generar una señal de audio de baja banda filtrada; un desformateador para extraer del flujo de bits de audio codificado una bandera que indica si se ha de ejecutar una traslación lineal o una transposición armónica en los datos de audio, donde los datos de relleno incluyen la bandera; regenerador de alta frecuencia para regenerar una porción de banda alta de la señal de audio usando la señal de audio de banda baja filtrada y los metadatos de reconstrucción de alta frecuencia de acuerdo con la bandera; y un banco de filtro de síntesis para combinar la señal de audio de baja banda filtrada y la porción de banda alta regenerada para formar una señal de audio de banda ancha, donde el banco de filtros de análisis incluye filtros de análisis, hₖ(n), que son versiones moduladas de un filtro prototipo, p₀(n), según: donde p₀(n) es un filtro prototipo simétrico o asimétrico de valor real, M es un número de canales en el banco de filtros de análisis y N es el orden del filtro prototipo.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762475619P | 2017-03-23 | 2017-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR120467A2 true AR120467A2 (es) | 2022-02-16 |
Family
ID=63585721
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP180100361A AR111047A1 (es) | 2017-03-23 | 2018-02-15 | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio |
| ARP190102291A AR115947A2 (es) | 2017-03-23 | 2019-08-12 | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio |
| ARP200103157A AR120466A2 (es) | 2017-03-23 | 2020-11-13 | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio |
| ARP200103155A AR120464A2 (es) | 2017-03-23 | 2020-11-13 | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio |
| ARP200103158A AR120467A2 (es) | 2017-03-23 | 2020-11-13 | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio |
| ARP200103156A AR120465A2 (es) | 2017-03-23 | 2020-11-13 | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP180100361A AR111047A1 (es) | 2017-03-23 | 2018-02-15 | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio |
| ARP190102291A AR115947A2 (es) | 2017-03-23 | 2019-08-12 | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio |
| ARP200103157A AR120466A2 (es) | 2017-03-23 | 2020-11-13 | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio |
| ARP200103155A AR120464A2 (es) | 2017-03-23 | 2020-11-13 | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP200103156A AR120465A2 (es) | 2017-03-23 | 2020-11-13 | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio |
Country Status (26)
| Country | Link |
|---|---|
| US (8) | US10818306B2 (es) |
| EP (1) | EP3559821A4 (es) |
| JP (4) | JP6665354B2 (es) |
| KR (7) | KR20240008408A (es) |
| CN (7) | CN112863528B (es) |
| AR (6) | AR111047A1 (es) |
| AU (5) | AU2018237070B2 (es) |
| BR (2) | BR112019014125B1 (es) |
| CA (5) | CA3171727A1 (es) |
| CL (1) | CL2019001981A1 (es) |
| CO (1) | CO2019008431A2 (es) |
| EA (3) | EA036090B1 (es) |
| EC (1) | ECSP19054232A (es) |
| GE (1) | GEP20217226B (es) |
| IL (6) | IL313477A (es) |
| MA (1) | MA47232A (es) |
| MX (7) | MX2022009313A (es) |
| NZ (7) | NZ759800A (es) |
| PE (1) | PE20191288A1 (es) |
| PH (1) | PH12019501658A1 (es) |
| SA (1) | SA519402434B1 (es) |
| SG (1) | SG11201906370TA (es) |
| TW (3) | TWI807562B (es) |
| UA (3) | UA126401C2 (es) |
| WO (1) | WO2018175347A1 (es) |
| ZA (6) | ZA201904559B (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI693594B (zh) | 2015-03-13 | 2020-05-11 | 瑞典商杜比國際公司 | 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流 |
| TWI807562B (zh) | 2017-03-23 | 2023-07-01 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合 |
| TWI702594B (zh) | 2018-01-26 | 2020-08-21 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建技術之回溯相容整合 |
| CN113113032B (zh) * | 2020-01-10 | 2024-08-09 | 华为技术有限公司 | 一种音频编解码方法和音频编解码设备 |
Family Cites Families (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5527024A (en) | 1978-08-15 | 1980-02-26 | Mitsui Toatsu Chem Inc | Molded tableted catalysts showing high selectivity |
| SE0001926D0 (sv) * | 2000-05-23 | 2000-05-23 | Lars Liljeryd | Improved spectral translation/folding in the subband domain |
| SE0101175D0 (sv) | 2001-04-02 | 2001-04-02 | Coding Technologies Sweden Ab | Aliasing reduction using complex-exponential-modulated filterbanks |
| US6895375B2 (en) * | 2001-10-04 | 2005-05-17 | At&T Corp. | System for bandwidth extension of Narrow-band speech |
| EP1423847B1 (en) * | 2001-11-29 | 2005-02-02 | Coding Technologies AB | Reconstruction of high frequency components |
| RU2374703C2 (ru) * | 2003-10-30 | 2009-11-27 | Конинклейке Филипс Электроникс Н.В. | Кодирование или декодирование аудиосигнала |
| KR100571824B1 (ko) | 2003-11-26 | 2006-04-17 | 삼성전자주식회사 | 부가정보 삽입된 ｍｐｅｇ-4 오디오 ｂｓａｃ부호화/복호화 방법 및 장치 |
| KR100587953B1 (ko) * | 2003-12-26 | 2006-06-08 | 한국전자통신연구원 | 대역-분할 광대역 음성 코덱에서의 고대역 오류 은닉 장치 및 그를 이용한 비트스트림 복호화 시스템 |
| CN101312041B (zh) * | 2004-09-17 | 2011-05-11 | 广州广晟数码技术有限公司 | 多声道数字音频编码设备及其方法 |
| EP1638083B1 (en) * | 2004-09-17 | 2009-04-22 | Harman Becker Automotive Systems GmbH | Bandwidth extension of bandlimited audio signals |
| JP5129117B2 (ja) * | 2005-04-01 | 2013-01-23 | クゥアルコム・インコーポレイテッド | 音声信号の高帯域部分を符号化及び復号する方法及び装置 |
| KR100818268B1 (ko) | 2005-04-14 | 2008-04-02 | 삼성전자주식회사 | 오디오 데이터 부호화 및 복호화 장치와 방법 |
| JP5108767B2 (ja) | 2005-08-30 | 2012-12-26 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号をエンコーディング及びデコーディングするための装置とその方法 |
| KR101565919B1 (ko) | 2006-11-17 | 2015-11-05 | 삼성전자주식회사 | 고주파수 신호 부호화 및 복호화 방법 및 장치 |
| US20080208575A1 (en) * | 2007-02-27 | 2008-08-28 | Nokia Corporation | Split-band encoding and decoding of an audio signal |
| US7885819B2 (en) * | 2007-06-29 | 2011-02-08 | Microsoft Corporation | Bitstream syntax for multi-process audio decoding |
| CN101471072B (zh) * | 2007-12-27 | 2012-01-25 | 华为技术有限公司 | 高频重建方法、编码装置和解码装置 |
| KR101413968B1 (ko) * | 2008-01-29 | 2014-07-01 | 삼성전자주식회사 | 오디오 신호의 부호화, 복호화 방법 및 장치 |
| 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 |
| KR101239812B1 (ko) | 2008-07-11 | 2013-03-06 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 대역폭 확장 신호를 생성하기 위한 장치 및 방법 |
| PL4231290T3 (pl) * | 2008-12-15 | 2024-04-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| UA99878C2 (ru) * | 2009-01-16 | 2012-10-10 | Долби Интернешнл Аб | Гармоническое преобразование, усовершенствованное перекрестным произведением |
| TWI662788B (zh) * | 2009-02-18 | 2019-06-11 | 瑞典商杜比國際公司 | 用於高頻重建或參數立體聲之複指數調變濾波器組 |
| TWI556227B (zh) * | 2009-05-27 | 2016-11-01 | 杜比國際公司 | 從訊號的低頻成份產生該訊號之高頻成份的系統與方法，及其機上盒、電腦程式產品、軟體程式及儲存媒體 |
| US8515768B2 (en) * | 2009-08-31 | 2013-08-20 | Apple Inc. | Enhanced audio decoder |
| KR102020334B1 (ko) * | 2010-01-19 | 2019-09-10 | 돌비 인터네셔널 에이비 | 고조파 전위에 기초하여 개선된 서브밴드 블록 |
| PL2545551T3 (pl) * | 2010-03-09 | 2018-03-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Poprawiona charakterystyka amplitudowa i zrównanie czasowe w powiększaniu szerokości pasma na bazie wokodera fazowego dla sygnałów audio |
| US8886523B2 (en) * | 2010-04-14 | 2014-11-11 | Huawei Technologies Co., Ltd. | Audio decoding based on audio class with control code for post-processing modes |
| WO2012000882A1 (en) | 2010-07-02 | 2012-01-05 | Dolby International Ab | Selective bass post filter |
| CN103155033B (zh) * | 2010-07-19 | 2014-10-22 | 杜比国际公司 | 高频重建期间的音频信号处理 |
| TWI476761B (zh) | 2011-04-08 | 2015-03-11 | Dolby Lab Licensing Corp | 用以產生可由實施不同解碼協定之解碼器所解碼的統一位元流之音頻編碼方法及系統 |
| EP2951822B1 (en) * | 2013-01-29 | 2019-11-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, method for providing an encoded audio information, method for providing a decoded audio information, computer program and encoded representation using a signal-adaptive bandwidth extension |
| ES2714289T3 (es) * | 2013-01-29 | 2019-05-28 | Fraunhofer Ges Forschung | Llenado con ruido en la codificación de audio por transformada perceptual |
| RU2665281C2 (ru) * | 2013-09-12 | 2018-08-28 | Долби Интернэшнл Аб | Временное согласование данных обработки на основе квадратурного зеркального фильтра |
| CN104517611B (zh) * | 2013-09-26 | 2016-05-25 | 华为技术有限公司 | 一种高频激励信号预测方法及装置 |
| EP2881943A1 (en) * | 2013-12-09 | 2015-06-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decoding an encoded audio signal with low computational resources |
| EP2980794A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder using a frequency domain processor and a time domain processor |
| TWI693594B (zh) | 2015-03-13 | 2020-05-11 | 瑞典商杜比國際公司 | 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流 |
| TWI807562B (zh) * | 2017-03-23 | 2023-07-01 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合 |
| TWI702594B (zh) * | 2018-01-26 | 2020-08-21 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建技術之回溯相容整合 |
| IL313348A (en) * | 2018-04-25 | 2024-08-01 | Dolby Int Ab | Combining high-frequency restoration techniques with reduced post-processing delay |
-
2018
- 2018-02-07 TW TW110149287A patent/TWI807562B/zh active
- 2018-02-07 TW TW107104234A patent/TWI752166B/zh active
- 2018-02-07 TW TW112122579A patent/TW202341126A/zh unknown
- 2018-02-15 AR ARP180100361A patent/AR111047A1/es active IP Right Grant
- 2018-03-19 NZ NZ759800A patent/NZ759800A/en unknown
- 2018-03-19 NZ NZ794713A patent/NZ794713A/en unknown
- 2018-03-19 CN CN202110086189.0A patent/CN112863528B/zh active Active
- 2018-03-19 GE GEAP201815136A patent/GEP20217226B/en unknown
- 2018-03-19 UA UAA201912129A patent/UA126401C2/uk unknown
- 2018-03-19 KR KR1020247000374A patent/KR20240008408A/ko active Application Filing
- 2018-03-19 EA EA201991453A patent/EA036090B1/ru unknown
- 2018-03-19 CA CA3171727A patent/CA3171727A1/en active Pending
- 2018-03-19 UA UAA202100914A patent/UA126719C2/uk unknown
- 2018-03-19 IL IL313477A patent/IL313477A/en unknown
- 2018-03-19 MX MX2022009313A patent/MX2022009313A/es unknown
- 2018-03-19 NZ NZ755366A patent/NZ755366A/en unknown
- 2018-03-19 CA CA3133923A patent/CA3133923A1/en active Pending
- 2018-03-19 UA UAA201907982A patent/UA126393C2/uk unknown
- 2018-03-19 MA MA047232A patent/MA47232A/fr unknown
- 2018-03-19 NZ NZ794714A patent/NZ794714A/en unknown
- 2018-03-19 KR KR1020237039405A patent/KR102702697B1/ko active IP Right Grant
- 2018-03-19 BR BR112019014125-1A patent/BR112019014125B1/pt active IP Right Grant
- 2018-03-19 IL IL305626A patent/IL305626B2/en unknown
- 2018-03-19 CN CN201880006745.5A patent/CN110178180B/zh active Active
- 2018-03-19 AU AU2018237070A patent/AU2018237070B2/en active Active
- 2018-03-19 MX MX2019008349A patent/MX2019008349A/es active IP Right Grant
- 2018-03-19 EP EP18770254.3A patent/EP3559821A4/en active Pending
- 2018-03-19 NZ NZ787837A patent/NZ787837A/en unknown
- 2018-03-19 KR KR1020247029289A patent/KR20240135064A/ko unknown
- 2018-03-19 CN CN202410639044.2A patent/CN118380002A/zh active Pending
- 2018-03-19 KR KR1020217020861A patent/KR102390360B1/ko active IP Right Grant
- 2018-03-19 IL IL272690A patent/IL272690B2/en unknown
- 2018-03-19 KR KR1020227013276A patent/KR102622804B1/ko active IP Right Grant
- 2018-03-19 NZ NZ793664A patent/NZ793664A/en unknown
- 2018-03-19 EA EA202091313A patent/EA038268B1/ru unknown
- 2018-03-19 IL IL296961A patent/IL296961B2/en unknown
- 2018-03-19 NZ NZ794707A patent/NZ794707A/en unknown
- 2018-03-19 PE PE2019001486A patent/PE20191288A1/es unknown
- 2018-03-19 WO PCT/US2018/023183 patent/WO2018175347A1/en active Application Filing
- 2018-03-19 US US16/484,077 patent/US10818306B2/en active Active
- 2018-03-19 CN CN202110086185.2A patent/CN112863527B/zh active Active
- 2018-03-19 CA CA3133921A patent/CA3133921A1/en active Pending
- 2018-03-19 KR KR1020207005362A patent/KR102275129B1/ko active IP Right Grant
- 2018-03-19 CA CA3171733A patent/CA3171733A1/en active Pending
- 2018-03-19 CN CN202410639126.7A patent/CN118380004A/zh active Pending
- 2018-03-19 JP JP2019536556A patent/JP6665354B2/ja active Active
- 2018-03-19 CN CN202410639310.1A patent/CN118380005A/zh active Pending
- 2018-03-19 BR BR122019027754-0A patent/BR122019027754B1/pt active IP Right Grant
- 2018-03-19 CA CA3049600A patent/CA3049600C/en active Active
- 2018-03-19 IL IL310208A patent/IL310208B1/en unknown
- 2018-03-19 EA EA202191156A patent/EA202191156A1/ru unknown
- 2018-03-19 CN CN202410639086.6A patent/CN118380003A/zh active Pending
- 2018-03-19 SG SG11201906370TA patent/SG11201906370TA/en unknown
- 2018-03-19 KR KR1020197019117A patent/KR102083768B1/ko active IP Right Grant
-
2019
- 2019-06-26 IL IL267666A patent/IL267666B/en active IP Right Grant
- 2019-07-11 ZA ZA2019/04559A patent/ZA201904559B/en unknown
- 2019-07-11 MX MX2020005844A patent/MX2020005844A/es unknown
- 2019-07-11 MX MX2022015198A patent/MX2022015198A/es unknown
- 2019-07-11 MX MX2022015199A patent/MX2022015199A/es unknown
- 2019-07-11 MX MX2022009312A patent/MX2022009312A/es unknown
- 2019-07-11 MX MX2022015200A patent/MX2022015200A/es unknown
- 2019-07-12 CL CL2019001981A patent/CL2019001981A1/es unknown
- 2019-07-17 PH PH12019501658A patent/PH12019501658A1/en unknown
- 2019-07-30 EC ECSENADI201954232A patent/ECSP19054232A/es unknown
- 2019-07-31 CO CONC2019/0008431A patent/CO2019008431A2/es unknown
- 2019-08-12 AR ARP190102291A patent/AR115947A2/es active IP Right Grant
- 2019-08-15 SA SA519402434A patent/SA519402434B1/ar unknown
- 2019-08-29 AU AU2019222906A patent/AU2019222906B2/en active Active
-
2020
- 2020-02-19 JP JP2020026248A patent/JP2020074052A/ja active Pending
- 2020-10-23 US US17/078,113 patent/US11626123B2/en active Active
- 2020-11-13 AR ARP200103157A patent/AR120466A2/es active IP Right Grant
- 2020-11-13 AR ARP200103155A patent/AR120464A2/es active IP Right Grant
- 2020-11-13 AR ARP200103158A patent/AR120467A2/es unknown
- 2020-11-13 AR ARP200103156A patent/AR120465A2/es unknown
- 2020-12-02 ZA ZA2020/07510A patent/ZA202007510B/en unknown
-
2021
- 2021-08-13 AU AU2021215249A patent/AU2021215249B2/en active Active
- 2021-10-21 JP JP2021172442A patent/JP7413334B2/ja active Active
- 2021-11-15 ZA ZA2021/09045A patent/ZA202109045B/en unknown
- 2021-11-15 ZA ZA2021/09046A patent/ZA202109046B/en unknown
- 2021-11-15 ZA ZA2021/09047A patent/ZA202109047B/en unknown
-
2022
- 2022-10-11 US US17/963,743 patent/US11676616B2/en active Active
- 2022-10-11 US US17/963,767 patent/US11605391B2/en active Active
- 2022-10-11 US US17/963,627 patent/US11621013B2/en active Active
- 2022-10-11 US US17/963,582 patent/US11763830B2/en active Active
- 2022-10-27 ZA ZA2022/11731A patent/ZA202211731B/en unknown
-
2023
- 2023-02-07 AU AU2023200619A patent/AU2023200619B2/en active Active
- 2023-07-31 US US18/228,109 patent/US12094480B2/en active Active
- 2023-10-05 JP JP2023173392A patent/JP2023181209A/ja active Pending
- 2023-11-16 AU AU2023266360A patent/AU2023266360B2/en active Active
-
2024
- 2024-05-29 US US18/677,047 patent/US20240312471A1/en active Pending
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AR120467A2 (es) | Integración de transpositor armónico compatible con versiones anteriores para la reconstrucción de alta frecuencia de señales de audio | |
| AR114312A1 (es) | Integración compatible hacia atrás de técnicas de reconstrucción de alta frecuencia para señales de audio | |
| AR114840A1 (es) | Integración de técnicas de reconstrucción de alta frecuencia con retraso post-procesamiento reducido | |
| ZA202301133B (en) | Integration of high frequency audio reconstruction techniques |