CA2978818C - Apparatus and method for encoding or decoding a multi-channel signal - Google Patents

Apparatus and method for encoding or decoding a multi-channel signal Download PDF

Info

Publication number
CA2978818C
CA2978818C CA2978818A CA2978818A CA2978818C CA 2978818 C CA2978818 C CA 2978818C CA 2978818 A CA2978818 A CA 2978818A CA 2978818 A CA2978818 A CA 2978818A CA 2978818 C CA2978818 C CA 2978818C
Authority
CA
Canada
Prior art keywords
channels
multichannel
channel
pair
iteration
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.)
Active
Application number
CA2978818A
Other languages
English (en)
French (fr)
Other versions
CA2978818A1 (en
Inventor
Sascha Dick
Florian Schuh
Nikolaus Rettelbach
Tobias Schwegler
Richard FUEG
Johannes Hilpert
Matthias Neusinger
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.)
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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 Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Publication of CA2978818A1 publication Critical patent/CA2978818A1/en
Application granted granted Critical
Publication of CA2978818C publication Critical patent/CA2978818C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • G10L19/02—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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Error Detection And Correction (AREA)
  • Stereophonic System (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA2978818A 2015-03-09 2016-03-08 Apparatus and method for encoding or decoding a multi-channel signal Active CA2978818C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP15158234 2015-03-09
EP15158234.3 2015-03-09
EP15172492.9A EP3067885A1 (en) 2015-03-09 2015-06-17 Apparatus and method for encoding or decoding a multi-channel signal
EP15172492.9 2015-06-17
PCT/EP2016/054900 WO2016142375A1 (en) 2015-03-09 2016-03-08 Apparatus and method for encoding or decoding a multi-channel signal

Publications (2)

Publication Number Publication Date
CA2978818A1 CA2978818A1 (en) 2016-09-15
CA2978818C true CA2978818C (en) 2020-09-22

Family

ID=52692421

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2978818A Active CA2978818C (en) 2015-03-09 2016-03-08 Apparatus and method for encoding or decoding a multi-channel signal

Country Status (16)

Country Link
US (5) US10388289B2 (https=)
EP (4) EP3067885A1 (https=)
JP (4) JP6600004B2 (https=)
KR (1) KR102109159B1 (https=)
CN (2) CN107592937B (https=)
AR (1) AR103873A1 (https=)
AU (1) AU2016231238B2 (https=)
CA (1) CA2978818C (https=)
ES (1) ES2769032T3 (https=)
MX (1) MX364419B (https=)
PL (1) PL3268959T3 (https=)
PT (1) PT3268959T (https=)
RU (1) RU2711055C2 (https=)
SG (1) SG11201707180SA (https=)
TW (1) TWI584271B (https=)
WO (1) WO2016142375A1 (https=)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3067885A1 (en) * 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding a multi-channel signal
CN106710600B (zh) * 2016-12-16 2020-02-04 广州广晟数码技术有限公司 多声道音频信号的去相关编码方法和装置
US10650834B2 (en) 2018-01-10 2020-05-12 Savitech Corp. Audio processing method and non-transitory computer readable medium
JP6888172B2 (ja) 2018-01-18 2021-06-16 ドルビー ラボラトリーズ ライセンシング コーポレイション 音場表現信号を符号化する方法及びデバイス
BR112020026967A2 (pt) * 2018-07-04 2021-03-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificação de áudio de multissinal usando branqueamento de sinal como pré-processamento
US10547927B1 (en) * 2018-07-27 2020-01-28 Mimi Hearing Technologies GmbH Systems and methods for processing an audio signal for replay on stereo and multi-channel audio devices
ES2985934T3 (es) 2018-11-13 2024-11-07 Dolby Laboratories Licensing Corp Representar audio espacial por medio de una señal de audio y metadatos asociados
ES2974219T3 (es) 2018-11-13 2024-06-26 Dolby Laboratories Licensing Corp Procesamiento de audio en servicios de audio inversivos
US12142285B2 (en) 2019-06-24 2024-11-12 Qualcomm Incorporated Quantizing spatial components based on bit allocations determined for psychoacoustic audio coding
US11361776B2 (en) 2019-06-24 2022-06-14 Qualcomm Incorporated Coding scaled spatial components
US12308034B2 (en) 2019-06-24 2025-05-20 Qualcomm Incorporated Performing psychoacoustic audio coding based on operating conditions
US11538489B2 (en) * 2019-06-24 2022-12-27 Qualcomm Incorporated Correlating scene-based audio data for psychoacoustic audio coding
CN112233682B (zh) * 2019-06-29 2024-07-16 华为技术有限公司 一种立体声编码方法、立体声解码方法和装置
CN112151045B (zh) * 2019-06-29 2024-06-04 华为技术有限公司 一种立体声编码方法、立体声解码方法和装置
CN112216290B (zh) * 2019-07-09 2025-08-15 海信视像科技股份有限公司 音频数据的传输方法、装置及播放设备
CN113782040B (zh) * 2020-05-22 2024-07-30 华为技术有限公司 基于心理声学的音频编码方法及装置
CN114023338B (zh) * 2020-07-17 2025-06-03 华为技术有限公司 多声道音频信号的编码方法和装置
CN113948095B (zh) 2020-07-17 2025-02-25 华为技术有限公司 多声道音频信号的编解码方法和装置
EP4243015A4 (en) * 2021-01-27 2024-04-17 Samsung Electronics Co., Ltd. AUDIO PROCESSING APPARATUS AND METHOD
CN115410584A (zh) * 2021-05-28 2022-11-29 华为技术有限公司 多声道音频信号的编码方法和装置
US12225370B2 (en) * 2022-01-13 2025-02-11 Electronics And Telecommunications Research Institute Apparatus for immersive spatial audio modeling and rendering
WO2025091293A1 (zh) * 2023-10-31 2025-05-08 北京小米移动软件有限公司 分组方法、编码器、解码器以及存储介质

Family Cites Families (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3404837B2 (ja) * 1993-12-07 2003-05-12 ソニー株式会社 多層符号化装置
US5956674A (en) * 1995-12-01 1999-09-21 Digital Theater Systems, Inc. Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels
JP4521939B2 (ja) 2000-07-06 2010-08-11 キヤノン株式会社 画像形成装置
JP2002073086A (ja) * 2000-08-24 2002-03-12 Sony Corp 音声符号化装置および方法
SE519981C2 (sv) * 2000-09-15 2003-05-06 Ericsson Telefon Ab L M Kodning och avkodning av signaler från flera kanaler
US7502743B2 (en) * 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
JP4369140B2 (ja) * 2003-02-17 2009-11-18 パナソニック株式会社 オーディオ高能率符号化装置、オーディオ高能率符号化方法、オーディオ高能率符号化プログラム及びその記録媒体
US7447317B2 (en) * 2003-10-02 2008-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V Compatible multi-channel coding/decoding by weighting the downmix channel
DE102004009628A1 (de) * 2004-02-27 2005-10-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Beschreiben einer Audio-CD und Audio-CD
EP1761915B1 (en) * 2004-06-21 2008-12-03 Koninklijke Philips Electronics N.V. Method and apparatus to encode and decode multi-channel audio signals
DE102004042819A1 (de) * 2004-09-03 2006-03-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines codierten Multikanalsignals und Vorrichtung und Verfahren zum Decodieren eines codierten Multikanalsignals
DE102004043521A1 (de) * 2004-09-08 2006-03-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals oder eines Parameterdatensatzes
KR100682904B1 (ko) * 2004-12-01 2007-02-15 삼성전자주식회사 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법
US7573912B2 (en) * 2005-02-22 2009-08-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. Near-transparent or transparent multi-channel encoder/decoder scheme
JP4809370B2 (ja) * 2005-02-23 2011-11-09 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） マルチチャネル音声符号化における適応ビット割り当て
DE102005010057A1 (de) * 2005-03-04 2006-09-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms
BRPI0608753B1 (pt) * 2005-03-30 2019-12-24 Koninl Philips Electronics Nv codificador de áudio, decodificador de áudio, método para codificar um sinal de áudio de multicanal, método para gerar um sinal de áudio de multicanal, sinal de áudio de multicanal codificado, e meio de armazenamento
US7961890B2 (en) * 2005-04-15 2011-06-14 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. Multi-channel hierarchical audio coding with compact side information
US7983922B2 (en) * 2005-04-15 2011-07-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing
JP2006323314A (ja) * 2005-05-20 2006-11-30 Matsushita Electric Ind Co Ltd マルチチャネル音声信号をバイノーラルキュー符号化する装置
CA2613885C (en) * 2005-06-30 2014-05-06 Lg Electronics Inc. Method and apparatus for encoding and decoding an audio signal
US8160888B2 (en) * 2005-07-19 2012-04-17 Koninklijke Philips Electronics N.V Generation of multi-channel audio signals
US7761303B2 (en) * 2005-08-30 2010-07-20 Lg Electronics Inc. Slot position coding of TTT syntax of spatial audio coding application
EP1946310A4 (en) * 2005-10-26 2011-03-09 Lg Electronics Inc METHOD FOR CODING AND DECODING A MULTI CHANNEL AUDIO SIGNAL AND DEVICE THEREFOR
KR100888474B1 (ko) * 2005-11-21 2009-03-12 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법
KR101218776B1 (ko) * 2006-01-11 2013-01-18 삼성전자주식회사 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체
FR2898725A1 (fr) 2006-03-15 2007-09-21 France Telecom Dispositif et procede de codage gradue d'un signal audio multi-canal selon une analyse en composante principale
US8027479B2 (en) * 2006-06-02 2011-09-27 Coding Technologies Ab Binaural multi-channel decoder in the context of non-energy conserving upmix rules
WO2008006108A2 (en) * 2006-07-07 2008-01-10 Srs Labs, Inc. Systems and methods for multi-dialog surround audio
AU2007312598B2 (en) * 2006-10-16 2011-01-20 Dolby International Ab Enhanced coding and parameter representation of multichannel downmixed object coding
JP2008129250A (ja) * 2006-11-20 2008-06-05 National Chiao Tung Univ Ａａｃのためのウィンドウ切り替え方法およびｍ／ｓ符号化の帯域決定方法
US8295494B2 (en) * 2007-08-13 2012-10-23 Lg Electronics Inc. Enhancing audio with remixing capability
CN101802907B (zh) * 2007-09-19 2013-11-13 爱立信电话股份有限公司 多信道音频的联合增强
JP5883561B2 (ja) * 2007-10-17 2016-03-15 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ アップミックスを使用した音声符号器
US8249883B2 (en) * 2007-10-26 2012-08-21 Microsoft Corporation Channel extension coding for multi-channel source
WO2009146734A1 (en) * 2008-06-03 2009-12-10 Nokia Corporation Multi-channel audio coding
KR101137360B1 (ko) * 2009-01-28 2012-04-19 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
JP5793675B2 (ja) * 2009-07-31 2015-10-14 パナソニックＩｐマネジメント株式会社 符号化装置および復号装置
JP5785082B2 (ja) * 2009-08-20 2015-09-24 ジーブイビービー ホールディングス エス．エイ．アール．エル． オーディオ・ストリームを合成する装置、方法及びプログラム
BR112012008793B1 (pt) * 2009-10-15 2021-02-23 France Telecom Processos de codificação e de decodificação paramétrica de um sinalaudiodigital multicanal, codificador e decodificador paramétricos de um sinalaudiodigital multicanal
CN102714036B (zh) 2009-12-28 2014-01-22 松下电器产业株式会社 语音编码装置和语音编码方法
KR101641685B1 (ko) * 2010-03-29 2016-07-22 삼성전자주식회사 멀티채널 오디오의 다운믹스 방법 및 장치
EP2375409A1 (en) * 2010-04-09 2011-10-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder and related methods for processing multi-channel audio signals using complex prediction
US8908874B2 (en) * 2010-09-08 2014-12-09 Dts, Inc. Spatial audio encoding and reproduction
WO2012040898A1 (en) 2010-09-28 2012-04-05 Huawei Technologies Co., Ltd. Device and method for postprocessing decoded multi-channel audio signal or decoded stereo signal
EP2656640A2 (en) * 2010-12-22 2013-10-30 Genaudio, Inc. Audio spatialization and environment simulation
EP2839460A4 (en) * 2012-04-18 2015-12-30 Nokia Technologies Oy STEREOTONSIGNALCODIERER
EP2717262A1 (en) * 2012-10-05 2014-04-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder and methods for signal-dependent zoom-transform in spatial audio object coding
WO2014135235A1 (en) 2013-03-05 2014-09-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for multichannel direct-ambient decomposition for audio signal processing
EP2989631A4 (en) * 2013-04-26 2016-12-21 Nokia Technologies Oy AUDIO SIGNAL ENCODER
JP2015011076A (ja) * 2013-06-26 2015-01-19 日本放送協会 音響信号符号化装置、音響信号符号化方法、および音響信号復号化装置
EP2830333A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-channel decorrelator, multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a premix of decorrelator input signals
TWI671734B (zh) * 2013-09-12 2019-09-11 瑞典商杜比國際公司 在包含三個音訊聲道的多聲道音訊系統中之解碼方法、編碼方法、解碼裝置及編碼裝置、包含用於執行解碼方法及編碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置及編碼裝置的音訊系統
DE112015003108B4 (de) * 2014-07-01 2021-03-04 Electronics And Telecommunications Research Institute Verfahren und Vorrichtung zur Verarbeitung eines Mehrkanal-Audiosignals
EP3067885A1 (en) * 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding a multi-channel signal

Also Published As

Publication number Publication date
JP2018513402A (ja) 2018-05-24
MX2017011495A (es) 2018-01-25
SG11201707180SA (en) 2017-10-30
WO2016142375A1 (en) 2016-09-15
BR112017019187A2 (pt) 2018-04-24
JP2025066734A (ja) 2025-04-23
US12462819B2 (en) 2025-11-04
ES2769032T3 (es) 2020-06-24
EP3506259A1 (en) 2019-07-03
RU2017134964A3 (https=) 2019-04-05
JP7208126B2 (ja) 2023-01-18
PT3268959T (pt) 2019-11-11
JP6600004B2 (ja) 2019-10-30
BR122023021854A2 (pt) 2023-12-26
CN112233684A (zh) 2021-01-15
KR20170130458A (ko) 2017-11-28
AU2016231238A1 (en) 2017-09-21
RU2017134964A (ru) 2019-04-05
PL3268959T3 (pl) 2020-01-31
BR122023021787A2 (pt) 2023-12-26
US20210012783A1 (en) 2021-01-14
CN107592937A (zh) 2018-01-16
US20230134993A1 (en) 2023-05-04
KR102109159B1 (ko) 2020-05-12
AR103873A1 (es) 2017-06-07
JP2023052219A (ja) 2023-04-11
US20240249732A1 (en) 2024-07-25
RU2711055C2 (ru) 2020-01-14
BR122023021817A2 (pt) 2023-12-26
EP4675616A2 (en) 2026-01-07
EP3268959B1 (en) 2019-08-14
US10388289B2 (en) 2019-08-20
CA2978818A1 (en) 2016-09-15
EP3067885A1 (en) 2016-09-14
US11955131B2 (en) 2024-04-09
BR122023021855A2 (pt) 2023-12-26
TW201642248A (zh) 2016-12-01
BR122023021774A2 (pt) 2023-12-26
CN112233684B (zh) 2024-03-19
US20180090151A1 (en) 2018-03-29
CN107592937B (zh) 2021-02-23
TWI584271B (zh) 2017-05-21
AU2016231238B2 (en) 2018-08-02
JP2020034920A (ja) 2020-03-05
US10762909B2 (en) 2020-09-01
EP4675616A3 (en) 2026-03-04
US20190333524A1 (en) 2019-10-31
MX364419B (es) 2019-04-25
JP7617154B2 (ja) 2025-01-17
US11508384B2 (en) 2022-11-22
EP3268959A1 (en) 2018-01-17

Similar Documents

Publication Publication Date Title
CA2978818C (en) Apparatus and method for encoding or decoding a multi-channel signal
CA3014339C (en) Apparatus and method for stereo filling in multichannel coding
HK40010211A (en) Apparatus and method for encoding or decoding a multi-channel signal
HK1241552A1 (en) Apparatus and method for encoding or decoding a multi-channel signal
HK1241552B (en) Apparatus and method for encoding or decoding a multi-channel signal
BR122023021854B1 (pt) Aparelho e método para codificar e decodificar um sinal de múltiplos canais
BR112017019187B1 (pt) Aparelho e método para codificar e decodificar um sinal de múltiplos canais
BR122023021855B1 (pt) Aparelho e método para codificar e decodificar um sinal de múltiplos canais
BR122023021817B1 (pt) Aparelho e método para codificar e decodificar um sinal de múltiplos canais
BR122023021774B1 (pt) Aparelho e método para codificar e decodificar um sinal de múltiplos canais
BR122023021787B1 (pt) Aparelho e método para codificar e decodificar um sinal de múltiplos canais

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20170906

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 9TH ANNIV.) - STANDARD

Year of fee payment: 9

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20250226

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT DETERMINED COMPLIANT

Effective date: 20250226

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20250226

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 10TH ANNIV.) - STANDARD

Year of fee payment: 10

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20260223

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20260223