CA2911746C - Audio encoder and decoder - Google Patents
Audio encoder and decoder Download PDFInfo
- Publication number
- CA2911746C CA2911746C CA2911746A CA2911746A CA2911746C CA 2911746 C CA2911746 C CA 2911746C CA 2911746 A CA2911746 A CA 2911746A CA 2911746 A CA2911746 A CA 2911746A CA 2911746 C CA2911746 C CA 2911746C
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- symbol
- vector
- entropy coded
- index value
- encoding
- Prior art date
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- 239000013598 vector Substances 0.000 claims abstract description 204
- 239000011159 matrix material Substances 0.000 claims abstract description 131
- 238000000034 method Methods 0.000 claims abstract description 95
- 230000000737 periodic effect Effects 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims description 7
- 238000013459 approach Methods 0.000 abstract description 22
- 238000004590 computer program Methods 0.000 abstract description 9
- 238000009826 distribution Methods 0.000 description 15
- 230000008901 benefit Effects 0.000 description 14
- 230000005236 sound signal Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 238000004422 calculation algorithm Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000013139 quantization Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000009877 rendering Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000010076 replication Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 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
-
- 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
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
-
- 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
- G10L19/038—Vector quantisation, e.g. TwinVQ audio
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Error Detection And Correction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2990261A CA2990261C (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361827264P | 2013-05-24 | 2013-05-24 | |
| US61/827,264 | 2013-05-24 | ||
| PCT/EP2014/060731 WO2014187988A2 (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2990261A Division CA2990261C (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2911746A1 CA2911746A1 (en) | 2014-11-27 |
| CA2911746C true CA2911746C (en) | 2018-02-13 |
Family
ID=50771514
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3163664A Active CA3163664C (en) | 2013-05-24 | 2014-05-23 | AUDIO ENCODER AND DECODER |
| CA2911746A Active CA2911746C (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
| CA3251568A Pending CA3251568A1 (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
| CA2990261A Active CA2990261C (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
| CA3077876A Active CA3077876C (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3163664A Active CA3163664C (en) | 2013-05-24 | 2014-05-23 | AUDIO ENCODER AND DECODER |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3251568A Pending CA3251568A1 (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
| CA2990261A Active CA2990261C (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
| CA3077876A Active CA3077876C (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
Country Status (18)
| Country | Link |
|---|---|
| US (8) | US9704493B2 (en:Method) |
| EP (5) | EP3961622B1 (en:Method) |
| JP (7) | JP6105159B2 (en:Method) |
| KR (10) | KR102072777B1 (en:Method) |
| CN (2) | CN105229729B (en:Method) |
| AU (1) | AU2014270301B2 (en:Method) |
| BR (1) | BR112015029031B1 (en:Method) |
| CA (5) | CA3163664C (en:Method) |
| DK (1) | DK3005350T3 (en:Method) |
| ES (3) | ES2902518T3 (en:Method) |
| IL (1) | IL242410B (en:Method) |
| MX (3) | MX350117B (en:Method) |
| MY (2) | MY173644A (en:Method) |
| PL (1) | PL3005350T3 (en:Method) |
| RU (3) | RU2676041C1 (en:Method) |
| SG (2) | SG10201710019SA (en:Method) |
| UA (1) | UA112833C2 (en:Method) |
| WO (1) | WO2014187988A2 (en:Method) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR122020017152B1 (pt) | 2013-05-24 | 2022-07-26 | Dolby International Ab | Método e aparelho para decodificar uma cena de áudio representada por n sinais de áudio e meio legível em computador não transitório |
| ES2643789T3 (es) | 2013-05-24 | 2017-11-24 | Dolby International Ab | Codificación eficiente de escenas de audio que comprenden objetos de audio |
| EP2973551B1 (en) | 2013-05-24 | 2017-05-03 | Dolby International AB | Reconstruction of audio scenes from a downmix |
| CN105229732B (zh) | 2013-05-24 | 2018-09-04 | 杜比国际公司 | 包括音频对象的音频场景的高效编码 |
| MY173644A (en) * | 2013-05-24 | 2020-02-13 | Dolby Int Ab | Audio encoder and decoder |
| WO2015059154A1 (en) | 2013-10-21 | 2015-04-30 | Dolby International Ab | Audio encoder and decoder |
| WO2015150384A1 (en) | 2014-04-01 | 2015-10-08 | Dolby International Ab | Efficient coding of audio scenes comprising audio objects |
| GB2528460B (en) | 2014-07-21 | 2018-05-30 | Gurulogic Microsystems Oy | Encoder, decoder and method |
| US10580416B2 (en) * | 2015-07-06 | 2020-03-03 | Nokia Technologies Oy | Bit error detector for an audio signal decoder |
| US10249312B2 (en) | 2015-10-08 | 2019-04-02 | Qualcomm Incorporated | Quantization of spatial vectors |
| US9961475B2 (en) * | 2015-10-08 | 2018-05-01 | Qualcomm Incorporated | Conversion from object-based audio to HOA |
| KR102546098B1 (ko) * | 2016-03-21 | 2023-06-22 | 한국전자통신연구원 | 블록 기반의 오디오 부호화/복호화 장치 및 그 방법 |
| CN107886960B (zh) * | 2016-09-30 | 2020-12-01 | 华为技术有限公司 | 一种音频信号重建方法及装置 |
| WO2022065933A1 (ko) * | 2020-09-28 | 2022-03-31 | 삼성전자 주식회사 | 오디오의 부호화 장치 및 방법, 및 오디오의 복호화 장치 및 방법 |
| US12259827B2 (en) * | 2023-01-31 | 2025-03-25 | Avago Technologies International Sales Pte. Limited | Systems and methods for address scrambling |
Family Cites Families (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5470801A (en) | 1977-11-16 | 1979-06-07 | Mitsubishi Monsanto Chem | Sound shielding plate |
| JPS615159A (ja) | 1984-06-16 | 1986-01-10 | 株式会社アイジー技術研究所 | サイデイングボ−ド |
| DE4423612A1 (de) | 1994-07-06 | 1996-01-11 | Basf Ag | 2-[(Dihydro)pyrazolyl-3'-oxymethylen]-anilide, Verfahren zu ihrer Herstelung und ihre Verwendung |
| DE60135487D1 (de) * | 2000-12-22 | 2008-10-02 | Sony Corp | Codierer |
| JP4008244B2 (ja) * | 2001-03-02 | 2007-11-14 | 松下電器産業株式会社 | 符号化装置および復号化装置 |
| SE0202159D0 (sv) * | 2001-07-10 | 2002-07-09 | Coding Technologies Sweden Ab | Efficientand scalable parametric stereo coding for low bitrate applications |
| JP2003110429A (ja) * | 2001-09-28 | 2003-04-11 | Sony Corp | 符号化方法及び装置、復号方法及び装置、伝送方法及び装置、並びに記録媒体 |
| JP3982397B2 (ja) * | 2001-11-28 | 2007-09-26 | 日本ビクター株式会社 | 可変長符号化データ復号化用プログラム及び可変長符号化データ受信用プログラム |
| US7263692B2 (en) * | 2003-06-30 | 2007-08-28 | Intel Corporation | System and method for software-pipelining of loops with sparse matrix routines |
| EP3869802A1 (en) | 2004-01-20 | 2021-08-25 | Panasonic Intellectual Property Corporation of America | Picture coding and decoding method and apparatus and program thereof |
| US7895034B2 (en) * | 2004-09-17 | 2011-02-22 | Digital Rise Technology Co., Ltd. | Audio encoding system |
| US20060080090A1 (en) | 2004-10-07 | 2006-04-13 | Nokia Corporation | Reusing codebooks in parameter quantization |
| EP1691348A1 (en) | 2005-02-14 | 2006-08-16 | Ecole Polytechnique Federale De Lausanne | Parametric joint-coding of audio sources |
| US20070055510A1 (en) | 2005-07-19 | 2007-03-08 | Johannes Hilpert | Concept for bridging the gap between parametric multi-channel audio coding and matrixed-surround multi-channel coding |
| TWI396188B (zh) | 2005-08-02 | 2013-05-11 | Dolby Lab Licensing Corp | 依聆聽事件之函數控制空間音訊編碼參數的技術 |
| KR20070037945A (ko) | 2005-10-04 | 2007-04-09 | 삼성전자주식회사 | 오디오 신호의 부호화/복호화 방법 및 장치 |
| KR100857121B1 (ko) | 2005-10-05 | 2008-09-05 | 엘지전자 주식회사 | 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치 |
| US8271274B2 (en) | 2006-02-22 | 2012-09-18 | France Telecom | Coding/decoding of a digital audio signal, in CELP technique |
| WO2007096551A2 (fr) * | 2006-02-24 | 2007-08-30 | France Telecom | Procede de codage binaire d'indices de quantification d'une enveloppe d'un signal, procede de decodage d'une enveloppe d'un signal et modules de codage et decodage correspondants |
| CN101529501B (zh) * | 2006-10-16 | 2013-08-07 | 杜比国际公司 | 音频对象编码器和音频对象编码方法 |
| US7953595B2 (en) | 2006-10-18 | 2011-05-31 | Polycom, Inc. | Dual-transform coding of audio signals |
| EP2301021B1 (en) | 2008-07-10 | 2017-06-21 | VoiceAge Corporation | Device and method for quantizing lpc filters in a super-frame |
| EP4235660B1 (en) | 2008-07-11 | 2024-06-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder |
| EP2345030A2 (en) * | 2008-10-08 | 2011-07-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-resolution switched audio encoding/decoding scheme |
| EP2214161A1 (en) * | 2009-01-28 | 2010-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for upmixing a downmix audio signal |
| US8194862B2 (en) | 2009-07-31 | 2012-06-05 | Activevideo Networks, Inc. | Video game system with mixing of independent pre-encoded digital audio bitstreams |
| UA48138U (ru) | 2009-08-31 | 2010-03-10 | Винницкий Национальный Технический Университет | Способ направленного поиска векторов при уплотнении языковых сигналов |
| KR101710113B1 (ko) | 2009-10-23 | 2017-02-27 | 삼성전자주식회사 | 위상 정보와 잔여 신호를 이용한 부호화／복호화 장치 및 방법 |
| US9117458B2 (en) | 2009-11-12 | 2015-08-25 | Lg Electronics Inc. | Apparatus for processing an audio signal and method thereof |
| US8505001B2 (en) | 2009-12-17 | 2013-08-06 | Broadcom Corporation | Method and system for utilizing data flow graphs to compile shaders |
| US8898060B2 (en) | 2010-03-02 | 2014-11-25 | Telefonaktiebolaget L M Ericsson (Publ) | Source code adaption based on communication link quality and source coding delay |
| CA2793140C (en) | 2010-04-09 | 2016-05-31 | Dolby International Ab | Mdct-based complex prediction stereo coding |
| PL3779975T3 (pl) | 2010-04-13 | 2023-12-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Dekoder audio i powiązane sposoby przetwarzania wielokanałowych sygnałów audio stereo z wykorzystaniem zmiennego kierunku predykcji |
| US9112591B2 (en) | 2010-04-16 | 2015-08-18 | Samsung Electronics Co., Ltd. | Apparatus for encoding/decoding multichannel signal and method thereof |
| KR101798079B1 (ko) * | 2010-05-10 | 2017-11-16 | 삼성전자주식회사 | 픽셀값의 차분을 이용하여 영상 프레임을 부호화하는 방법 및 이를 위한 장치 |
| US8660195B2 (en) | 2010-08-10 | 2014-02-25 | Qualcomm Incorporated | Using quantized prediction memory during fast recovery coding |
| US9111526B2 (en) * | 2010-10-25 | 2015-08-18 | Qualcomm Incorporated | Systems, method, apparatus, and computer-readable media for decomposition of a multichannel music signal |
| BR112013026850B1 (pt) * | 2011-04-20 | 2021-02-23 | Panasonic Intellectual Property Corporation Of America | Aparelhos de codificação e decodificação de áudio/fala e métodos decodificação e decodificação de áudio/fala |
| IN2014CN03413A (en:Method) * | 2011-11-01 | 2015-07-03 | Koninkl Philips Nv | |
| US9223376B2 (en) * | 2012-03-23 | 2015-12-29 | Qualcomm Incorporated | Managing electrical current in a portable computing device when two or more communications overlap in drawing power during a transmission |
| US9478228B2 (en) * | 2012-07-09 | 2016-10-25 | Koninklijke Philips N.V. | Encoding and decoding of audio signals |
| MY173644A (en) * | 2013-05-24 | 2020-02-13 | Dolby Int Ab | Audio encoder and decoder |
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2014
- 2014-05-23 MY MYPI2015703952A patent/MY173644A/en unknown
- 2014-05-23 JP JP2016514442A patent/JP6105159B2/ja active Active
- 2014-05-23 MX MX2015015926A patent/MX350117B/es active IP Right Grant
- 2014-05-23 KR KR1020187024874A patent/KR102072777B1/ko active Active
- 2014-05-23 KR KR1020237028826A patent/KR102715092B1/ko active Active
- 2014-05-23 CA CA3163664A patent/CA3163664C/en active Active
- 2014-05-23 EP EP21198240.0A patent/EP3961622B1/en active Active
- 2014-05-23 DK DK14725736.4T patent/DK3005350T3/en active
- 2014-05-23 SG SG10201710019SA patent/SG10201710019SA/en unknown
- 2014-05-23 KR KR1020177020394A patent/KR101895198B1/ko active Active
- 2014-05-23 ES ES19193266T patent/ES2902518T3/es active Active
- 2014-05-23 CA CA2911746A patent/CA2911746C/en active Active
- 2014-05-23 ES ES14725736.4T patent/ES2629025T3/es active Active
- 2014-05-23 CA CA3251568A patent/CA3251568A1/en active Pending
- 2014-05-23 KR KR1020207002641A patent/KR102192245B1/ko active Active
- 2014-05-23 UA UAA201512264A patent/UA112833C2/uk unknown
- 2014-05-23 KR KR1020207035676A patent/KR102280461B1/ko active Active
- 2014-05-23 EP EP19193266.4A patent/EP3605532B1/en active Active
- 2014-05-23 RU RU2018101246A patent/RU2676041C1/ru active
- 2014-05-23 MX MX2017010953A patent/MX375380B/es unknown
- 2014-05-23 EP EP17164543.5A patent/EP3252757B1/en active Active
- 2014-05-23 KR KR1020217015014A patent/KR102384348B1/ko active Active
- 2014-05-23 US US14/892,722 patent/US9704493B2/en active Active
- 2014-05-23 CA CA2990261A patent/CA2990261C/en active Active
- 2014-05-23 PL PL14725736T patent/PL3005350T3/pl unknown
- 2014-05-23 EP EP14725736.4A patent/EP3005350B1/en active Active
- 2014-05-23 KR KR1020227011202A patent/KR102459010B1/ko active Active
- 2014-05-23 SG SG11201509001YA patent/SG11201509001YA/en unknown
- 2014-05-23 KR KR1020227036517A patent/KR102572382B1/ko active Active
- 2014-05-23 CN CN201480029565.0A patent/CN105229729B/zh active Active
- 2014-05-23 AU AU2014270301A patent/AU2014270301B2/en active Active
- 2014-05-23 WO PCT/EP2014/060731 patent/WO2014187988A2/en not_active Ceased
- 2014-05-23 RU RU2015155311A patent/RU2643489C2/ru active
- 2014-05-23 KR KR1020157036397A patent/KR101763131B1/ko active Active
- 2014-05-23 BR BR112015029031-0A patent/BR112015029031B1/pt active IP Right Grant
- 2014-05-23 EP EP23205287.8A patent/EP4290510B1/en active Active
- 2014-05-23 MY MYPI2019003013A patent/MY199032A/en unknown
- 2014-05-23 CA CA3077876A patent/CA3077876C/en active Active
- 2014-05-23 ES ES21198240T patent/ES2965423T3/es active Active
- 2014-05-23 KR KR1020247033073A patent/KR20240151867A/ko active Pending
- 2014-05-23 CN CN201910125157.XA patent/CN110085238B/zh active Active
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2015
- 2015-11-02 IL IL242410A patent/IL242410B/en active IP Right Grant
- 2015-11-19 MX MX2020010038A patent/MX2020010038A/es unknown
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2017
- 2017-03-01 JP JP2017038524A patent/JP6573640B2/ja active Active
- 2017-07-06 US US15/643,416 patent/US9940939B2/en active Active
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2018
- 2018-04-05 US US15/946,529 patent/US10418038B2/en active Active
- 2018-12-14 RU RU2018144368A patent/RU2710909C1/ru active
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2019
- 2019-08-13 JP JP2019148473A patent/JP6920382B2/ja active Active
- 2019-09-17 US US16/573,488 patent/US10714104B2/en active Active
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2020
- 2020-07-10 US US16/925,898 patent/US11024320B2/en active Active
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2021
- 2021-05-28 US US17/333,527 patent/US11594233B2/en active Active
- 2021-07-26 JP JP2021121510A patent/JP7258086B2/ja active Active
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2023
- 2023-02-27 US US18/114,885 patent/US12236961B2/en active Active
- 2023-04-04 JP JP2023060522A patent/JP7585379B2/ja active Active
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2024
- 2024-11-06 JP JP2024194253A patent/JP2025028867A/ja active Pending
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2025
- 2025-02-24 US US19/061,905 patent/US20250356860A1/en active Pending
- 2025-04-10 JP JP2025064679A patent/JP2025100674A/ja active Pending
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